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  1. [Jul26 17:04] BTRFS info (device sda1): checking UUID tree
  2. [ +25,244871] usb 2-2: USB disconnect, device number 63
  3. [  +0,090577] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  4. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  5. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  6. [  +0,000299] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  7. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  8. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  9. [  +0,000279] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  10. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  11. [  +0,000258] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  12. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  13. [  +0,000089] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  14. [  +0,004916] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  15. [  +0,000042] BTRFS info (device sda1): forced readonly
  16. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  17. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  18. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  19. [  +0,000224] BTRFS error (device sda1): commit super ret -5
  20. [  +0,373070] usb 2-2: new SuperSpeed Gen 1 USB device number 64 using xhci_hcd
  21. [  +0,030769] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  22. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  23. [  +0,000005] usb 2-2: Product: AS2105
  24. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  25. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  26. [  +0,001666] usb-storage 2-2:1.0: USB Mass Storage device detected
  27. [  +0,000202] scsi host0: usb-storage 2-2:1.0
  28. [  +1,067751] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  29. [  +0,000875] sd 0:0:0:0: Attached scsi generic sg0 type 0
  30. [  +0,000010] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  31. [  +0,000626] sd 0:0:0:0: [sda] Write Protect is off
  32. [  +0,000020] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  33. [  +0,002679] sd 0:0:0:0: [sda] No Caching mode page found
  34. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  35. [  +0,054454]  sda: sda1
  36. [  +0,003260] sd 0:0:0:0: [sda] Attached SCSI disk
  37. [  +0,338134] BTRFS info (device sda1): disk space caching is enabled
  38. [  +0,000007] BTRFS info (device sda1): has skinny extents
  39. [  +0,241224] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  40. [  +0,608090] usb 2-2: USB disconnect, device number 64
  41. [  +0,020040] scsi 0:0:0:0: rejecting I/O to dead device
  42. [  +0,000022] print_req_error: I/O error, dev sda, sector 3657521760
  43. [  +0,000056] scsi 0:0:0:0: rejecting I/O to dead device
  44. [  +0,000013] print_req_error: I/O error, dev sda, sector 3657521792
  45. [  +0,003087] scsi 0:0:0:0: rejecting I/O to dead device
  46. [  +0,000019] print_req_error: I/O error, dev sda, sector 3657521728
  47. [  +0,002678] BTRFS error (device sda1): failed to read block groups: -5
  48. [  +0,064102] BTRFS error (device sda1): open_ctree failed
  49. [  +0,410326] usb 2-2: new SuperSpeed Gen 1 USB device number 65 using xhci_hcd
  50. [  +0,030817] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  51. [  +0,000015] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  52. [  +0,000013] usb 2-2: Product: AS2105
  53. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  54. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  55. [  +0,002285] usb-storage 2-2:1.0: USB Mass Storage device detected
  56. [  +0,000638] scsi host0: usb-storage 2-2:1.0
  57. [  +1,016480] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  58. [  +0,000759] sd 0:0:0:0: Attached scsi generic sg0 type 0
  59. [  +0,001150] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  60. [  +0,000562] sd 0:0:0:0: [sda] Write Protect is off
  61. [  +0,000014] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  62. [  +0,000582] sd 0:0:0:0: [sda] No Caching mode page found
  63. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  64. [  +0,055593]  sda: sda1
  65. [  +0,003208] sd 0:0:0:0: [sda] Attached SCSI disk
  66. [  +0,388714] BTRFS info (device sda1): disk space caching is enabled
  67. [  +0,000007] BTRFS info (device sda1): has skinny extents
  68. [  +0,235167] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  69. [  +4,123724] usb 2-2: USB disconnect, device number 65
  70. [  +0,030183] scsi 0:0:0:0: rejecting I/O to dead device
  71. [  +0,000023] print_req_error: I/O error, dev sda, sector 2571447264
  72. [  +0,000016] btrfs_dev_stat_print_on_error: 21 callbacks suppressed
  73. [  +0,000013] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  74. [  +0,000169] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  75. [  +0,000249] BTRFS error (device sda1): failed to read block groups: -5
  76. [  +0,139608] BTRFS error (device sda1): open_ctree failed
  77. [  +0,310033] usb 2-2: new SuperSpeed Gen 1 USB device number 66 using xhci_hcd
  78. [  +0,030758] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  79. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  80. [  +0,000005] usb 2-2: Product: AS2105
  81. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  82. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  83. [  +0,001855] usb-storage 2-2:1.0: USB Mass Storage device detected
  84. [  +0,000294] scsi host0: usb-storage 2-2:1.0
  85. [  +1,077891] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  86. [  +0,000834] sd 0:0:0:0: Attached scsi generic sg0 type 0
  87. [  +0,002288] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  88. [  +0,000875] sd 0:0:0:0: [sda] Write Protect is off
  89. [  +0,000017] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  90. [  +0,000624] sd 0:0:0:0: [sda] No Caching mode page found
  91. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  92. [  +0,053506]  sda: sda1
  93. [  +0,002913] sd 0:0:0:0: [sda] Attached SCSI disk
  94. [  +0,381084] BTRFS info (device sda1): disk space caching is enabled
  95. [  +0,000007] BTRFS info (device sda1): has skinny extents
  96. [  +0,243097] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  97. [  +4,621713] BTRFS info (device sda1): checking UUID tree
  98. [Jul26 17:06] usb 2-2: USB disconnect, device number 66
  99. [  +0,101717] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  100. [  +0,000593] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  101. [  +0,000358] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  102. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  103. [  +0,000379] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  104. [  +0,000327] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  105. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  106. [  +0,000309] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  107. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  108. [  +0,000091] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  109. [  +0,005014] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  110. [  +0,000042] BTRFS info (device sda1): forced readonly
  111. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  112. [  +0,000039] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  113. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  114. [  +0,000226] BTRFS error (device sda1): commit super ret -5
  115. [  +0,340893] usb 2-2: new SuperSpeed Gen 1 USB device number 67 using xhci_hcd
  116. [  +0,030764] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  117. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  118. [  +0,000005] usb 2-2: Product: AS2105
  119. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  120. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  121. [  +0,001655] usb-storage 2-2:1.0: USB Mass Storage device detected
  122. [  +0,000266] scsi host0: usb-storage 2-2:1.0
  123. [  +1,047657] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  124. [  +0,000885] sd 0:0:0:0: Attached scsi generic sg0 type 0
  125. [  +0,000017] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  126. [  +0,000590] sd 0:0:0:0: [sda] Write Protect is off
  127. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  128. [  +0,000593] sd 0:0:0:0: [sda] No Caching mode page found
  129. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  130. [  +0,060079]  sda: sda1
  131. [  +0,002828] sd 0:0:0:0: [sda] Attached SCSI disk
  132. [  +0,360253] BTRFS info (device sda1): disk space caching is enabled
  133. [  +0,000008] BTRFS info (device sda1): has skinny extents
  134. [  +0,241776] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  135. [  +4,666178] BTRFS info (device sda1): checking UUID tree
  136. [  +3,706332] usb 2-2: USB disconnect, device number 67
  137. [  +0,090541] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  138. [  +0,000013] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  139. [  +0,000096] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  140. [  +0,000338] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  141. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  142. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  143. [  +0,000262] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  144. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  145. [  +0,000266] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  146. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  147. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  148. [  +0,004841] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  149. [  +0,000043] BTRFS info (device sda1): forced readonly
  150. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  151. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  152. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  153. [  +0,000235] BTRFS error (device sda1): commit super ret -5
  154. [  +0,363238] usb 2-2: new SuperSpeed Gen 1 USB device number 68 using xhci_hcd
  155. [  +0,030738] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  156. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  157. [  +0,000012] usb 2-2: Product: AS2105
  158. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  159. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  160. [  +0,002308] usb-storage 2-2:1.0: USB Mass Storage device detected
  161. [  +0,000449] scsi host0: usb-storage 2-2:1.0
  162. [  +1,026820] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  163. [  +0,000760] sd 0:0:0:0: Attached scsi generic sg0 type 0
  164. [  +0,005364] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  165. [  +0,000570] sd 0:0:0:0: [sda] Write Protect is off
  166. [  +0,000019] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  167. [  +0,000844] sd 0:0:0:0: [sda] No Caching mode page found
  168. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  169. [  +0,050038]  sda: sda1
  170. [  +0,002947] sd 0:0:0:0: [sda] Attached SCSI disk
  171. [  +0,378132] BTRFS info (device sda1): disk space caching is enabled
  172. [  +0,000007] BTRFS info (device sda1): has skinny extents
  173. [  +0,246017] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  174. [  +0,944656] usb 2-2: USB disconnect, device number 68
  175. [  +0,020045] scsi 0:0:0:0: rejecting I/O to dead device
  176. [  +0,000024] print_req_error: I/O error, dev sda, sector 5008080032
  177. [  +0,000309] BTRFS error (device sda1): failed to read block groups: -5
  178. [  +0,130327] BTRFS error (device sda1): open_ctree failed
  179. [  +0,299633] usb 2-2: new SuperSpeed Gen 1 USB device number 69 using xhci_hcd
  180. [  +0,030800] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  181. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  182. [  +0,000013] usb 2-2: Product: AS2105
  183. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  184. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  185. [  +0,002319] usb-storage 2-2:1.0: USB Mass Storage device detected
  186. [  +0,000465] scsi host0: usb-storage 2-2:1.0
  187. [  +1,006695] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  188. [  +0,000825] sd 0:0:0:0: Attached scsi generic sg0 type 0
  189. [  +0,006468] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  190. [  +0,000705] sd 0:0:0:0: [sda] Write Protect is off
  191. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  192. [  +0,000885] sd 0:0:0:0: [sda] No Caching mode page found
  193. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  194. [  +0,062061]  sda: sda1
  195. [  +0,002812] sd 0:0:0:0: [sda] Attached SCSI disk
  196. [  +0,335946] BTRFS info (device sda1): disk space caching is enabled
  197. [  +0,000006] BTRFS info (device sda1): has skinny extents
  198. [  +0,243852] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  199. [Jul26 17:07] BTRFS info (device sda1): checking UUID tree
  200. [Jul26 17:09] usb 2-2: USB disconnect, device number 69
  201. [  +1,050349] usb 2-2: new SuperSpeed Gen 1 USB device number 70 using xhci_hcd
  202. [  +0,030817] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  203. [  +0,000015] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  204. [  +0,000013] usb 2-2: Product: AS2105
  205. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  206. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  207. [  +0,002281] usb-storage 2-2:1.0: USB Mass Storage device detected
  208. [  +0,001646] scsi host1: usb-storage 2-2:1.0
  209. [  +1,075543] scsi 1:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  210. [  +0,000846] sd 1:0:0:0: Attached scsi generic sg0 type 0
  211. [  +0,000786] sd 1:0:0:0: [sdb] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  212. [  +0,001122] sd 1:0:0:0: [sdb] Write Protect is off
  213. [  +0,000015] sd 1:0:0:0: [sdb] Mode Sense: 23 00 00 00
  214. [  +0,001564] sd 1:0:0:0: [sdb] No Caching mode page found
  215. [  +0,000015] sd 1:0:0:0: [sdb] Assuming drive cache: write through
  216. [  +0,054622]  sdb: sdb1
  217. [  +0,002959] sd 1:0:0:0: [sdb] Attached SCSI disk
  218. [  +0,247049] BTRFS warning (device sda1): duplicate device fsid:devid for 5ac25495-589e-4e82-a2ae-7639ab76b7a8:1 old:/dev/sda1 new:/dev/sdb1
  219. [Jul26 17:11] usb 2-2: USB disconnect, device number 70
  220. [  +0,120530] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  221. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  222. [  +0,000102] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  223. [  +0,000246] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  224. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  225. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  226. [  +0,000222] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  227. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  228. [  +0,000198] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  229. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  230. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  231. [  +0,004832] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  232. [  +0,000043] BTRFS info (device sda1): forced readonly
  233. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  234. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  235. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  236. [  +0,000233] BTRFS error (device sda1): commit super ret -5
  237. [  +0,433374] usb 2-2: new SuperSpeed Gen 1 USB device number 71 using xhci_hcd
  238. [  +0,030779] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  239. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  240. [  +0,000005] usb 2-2: Product: AS2105
  241. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  242. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  243. [  +0,001661] usb-storage 2-2:1.0: USB Mass Storage device detected
  244. [  +0,000195] scsi host0: usb-storage 2-2:1.0
  245. [  +1,037749] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  246. [  +0,000826] sd 0:0:0:0: Attached scsi generic sg0 type 0
  247. [  +0,010264] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  248. [  +0,000569] sd 0:0:0:0: [sda] Write Protect is off
  249. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  250. [  +0,000552] sd 0:0:0:0: [sda] No Caching mode page found
  251. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  252. [  +0,006685]  sda: sda1
  253. [  +0,004651] sd 0:0:0:0: [sda] Attached SCSI disk
  254. [  +0,261679] BTRFS info (device sda1): disk space caching is enabled
  255. [  +0,000007] BTRFS info (device sda1): has skinny extents
  256. [  +0,252954] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  257. [  +4,577276] BTRFS info (device sda1): checking UUID tree
  258. [  +1,193992] usb 2-2: USB disconnect, device number 71
  259. [  +0,100567] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  260. [  +0,000013] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  261. [  +0,000106] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  262. [  +0,001800] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  263. [  +0,000091] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  264. [  +0,000727] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  265. [  +0,000244] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  266. [  +0,000096] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  267. [  +0,000223] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  268. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  269. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  270. [  +0,004917] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  271. [  +0,000043] BTRFS info (device sda1): forced readonly
  272. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  273. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  274. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  275. [  +0,000233] BTRFS error (device sda1): commit super ret -5
  276. [  +0,340987] usb 2-2: new SuperSpeed Gen 1 USB device number 72 using xhci_hcd
  277. [  +0,030769] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  278. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  279. [  +0,000005] usb 2-2: Product: AS2105
  280. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  281. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  282. [  +0,001659] usb-storage 2-2:1.0: USB Mass Storage device detected
  283. [  +0,000181] scsi host0: usb-storage 2-2:1.0
  284. [  +1,047939] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  285. [  +0,000838] sd 0:0:0:0: Attached scsi generic sg0 type 0
  286. [  +0,001865] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  287. [  +0,000578] sd 0:0:0:0: [sda] Write Protect is off
  288. [  +0,000014] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  289. [  +0,000574] sd 0:0:0:0: [sda] No Caching mode page found
  290. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  291. [  +0,056249]  sda: sda1
  292. [  +0,002765] sd 0:0:0:0: [sda] Attached SCSI disk
  293. [  +0,341129] BTRFS info (device sda1): disk space caching is enabled
  294. [  +0,000007] BTRFS info (device sda1): has skinny extents
  295. [  +0,238390] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  296. [  +4,621756] BTRFS info (device sda1): checking UUID tree
  297. [Jul26 17:13] usb 2-2: USB disconnect, device number 72
  298. [  +0,110533] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  299. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  300. [  +0,000096] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  301. [  +0,000271] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  302. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  303. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  304. [  +0,000281] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  305. [  +0,000085] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  306. [  +0,000226] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  307. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  308. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  309. [  +0,004828] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  310. [  +0,000041] BTRFS info (device sda1): forced readonly
  311. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  312. [  +0,000037] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  313. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  314. [  +0,000233] BTRFS error (device sda1): commit super ret -5
  315. [  +0,323356] usb 2-2: new SuperSpeed Gen 1 USB device number 73 using xhci_hcd
  316. [  +0,030710] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  317. [  +0,000015] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  318. [  +0,000013] usb 2-2: Product: AS2105
  319. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  320. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  321. [  +0,002296] usb-storage 2-2:1.0: USB Mass Storage device detected
  322. [  +0,000412] scsi host0: usb-storage 2-2:1.0
  323. [  +1,056823] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  324. [  +0,000855] sd 0:0:0:0: Attached scsi generic sg0 type 0
  325. [  +0,000081] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  326. [  +0,000578] sd 0:0:0:0: [sda] Write Protect is off
  327. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  328. [  +0,000585] sd 0:0:0:0: [sda] No Caching mode page found
  329. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  330. [  +0,057309]  sda: sda1
  331. [  +0,003411] sd 0:0:0:0: [sda] Attached SCSI disk
  332. [  +0,349419] BTRFS info (device sda1): disk space caching is enabled
  333. [  +0,000007] BTRFS info (device sda1): has skinny extents
  334. [  +0,240868] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  335. [  +2,306322] usb 2-2: USB disconnect, device number 73
  336. [  +0,020012] scsi 0:0:0:0: rejecting I/O to dead device
  337. [  +0,000023] print_req_error: I/O error, dev sda, sector 2571430752
  338. [  +0,000717] BTRFS error (device sda1): failed to read block groups: -5
  339. [  +0,102340] BTRFS error (device sda1): open_ctree failed
  340. [  +0,427213] usb 2-2: new SuperSpeed Gen 1 USB device number 74 using xhci_hcd
  341. [  +0,030812] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  342. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  343. [  +0,000012] usb 2-2: Product: AS2105
  344. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  345. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  346. [  +0,002268] usb-storage 2-2:1.0: USB Mass Storage device detected
  347. [  +0,000434] scsi host0: usb-storage 2-2:1.0
  348. [  +1,017211] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  349. [  +0,000872] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  350. [  +0,000005] sd 0:0:0:0: Attached scsi generic sg0 type 0
  351. [  +0,000632] sd 0:0:0:0: [sda] Write Protect is off
  352. [  +0,000017] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  353. [  +0,008072] sd 0:0:0:0: [sda] No Caching mode page found
  354. [  +0,000016] sd 0:0:0:0: [sda] Assuming drive cache: write through
  355. [  +0,055964]  sda: sda1
  356. [  +0,003369] sd 0:0:0:0: [sda] Attached SCSI disk
  357. [  +0,380744] BTRFS info (device sda1): disk space caching is enabled
  358. [  +0,000008] BTRFS info (device sda1): has skinny extents
  359. [  +0,242973] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  360. [  +4,710606] BTRFS info (device sda1): checking UUID tree
  361. [  +1,355792] usb 2-2: USB disconnect, device number 74
  362. [  +0,080584] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  363. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  364. [  +0,000096] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  365. [  +0,000311] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  366. [  +0,000081] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  367. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  368. [  +0,000263] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  369. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  370. [  +0,000248] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  371. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  372. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  373. [  +0,004828] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  374. [  +0,000042] BTRFS info (device sda1): forced readonly
  375. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  376. [  +0,000037] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  377. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  378. [  +0,000232] BTRFS error (device sda1): commit super ret -5
  379. [  +0,363166] usb 2-2: new SuperSpeed Gen 1 USB device number 75 using xhci_hcd
  380. [  +0,030762] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  381. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  382. [  +0,000005] usb 2-2: Product: AS2105
  383. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  384. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  385. [  +0,001663] usb-storage 2-2:1.0: USB Mass Storage device detected
  386. [  +0,000176] scsi host0: usb-storage 2-2:1.0
  387. [  +1,207154] usb 2-2: USB disconnect, device number 75
  388. [  +0,460330] usb 2-2: new SuperSpeed Gen 1 USB device number 76 using xhci_hcd
  389. [  +0,030816] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  390. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  391. [  +0,000012] usb 2-2: Product: AS2105
  392. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  393. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  394. [  +0,002283] usb-storage 2-2:1.0: USB Mass Storage device detected
  395. [  +0,000695] scsi host0: usb-storage 2-2:1.0
  396. [  +1,056475] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  397. [  +0,000881] sd 0:0:0:0: Attached scsi generic sg0 type 0
  398. [  +0,000923] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  399. [  +0,000636] sd 0:0:0:0: [sda] Write Protect is off
  400. [  +0,000014] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  401. [  +0,000584] sd 0:0:0:0: [sda] No Caching mode page found
  402. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  403. [  +0,051818]  sda: sda1
  404. [  +0,002820] sd 0:0:0:0: [sda] Attached SCSI disk
  405. [  +0,361025] BTRFS info (device sda1): disk space caching is enabled
  406. [  +0,000008] BTRFS info (device sda1): has skinny extents
  407. [  +0,241034] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  408. [  +4,610561] BTRFS info (device sda1): checking UUID tree
  409. [ +32,179834] usb 2-2: USB disconnect, device number 76
  410. [  +0,090579] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  411. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  412. [  +0,000097] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  413. [  +0,000297] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  414. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  415. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  416. [  +0,000279] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  417. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  418. [  +0,000225] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  419. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  420. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  421. [  +0,004813] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  422. [  +0,000043] BTRFS info (device sda1): forced readonly
  423. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  424. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  425. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  426. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  427. [  +0,383213] usb 2-2: new SuperSpeed Gen 1 USB device number 77 using xhci_hcd
  428. [  +0,030773] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  429. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  430. [  +0,000005] usb 2-2: Product: AS2105
  431. [  +0,000006] usb 2-2: Manufacturer: ASMedia
  432. [  +0,000004] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  433. [  +0,001679] usb-storage 2-2:1.0: USB Mass Storage device detected
  434. [  +0,000204] scsi host0: usb-storage 2-2:1.0
  435. [  +1,077708] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  436. [  +0,000867] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  437. [  +0,004663] sd 0:0:0:0: Attached scsi generic sg0 type 0
  438. [  +0,000199] sd 0:0:0:0: [sda] Write Protect is off
  439. [  +0,000017] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  440. [  +0,001531] sd 0:0:0:0: [sda] No Caching mode page found
  441. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  442. [  +0,063252]  sda: sda1
  443. [  +0,010283] sd 0:0:0:0: [sda] Attached SCSI disk
  444. [Jul26 17:14] BTRFS info (device sda1): disk space caching is enabled
  445. [  +0,000006] BTRFS info (device sda1): has skinny extents
  446. [  +0,245219] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  447. [  +4,732838] BTRFS info (device sda1): checking UUID tree
  448. [ +15,725324] usb 2-2: USB disconnect, device number 77
  449. [  +0,120597] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  450. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  451. [  +0,000118] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  452. [  +0,000294] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  453. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  454. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  455. [  +0,000262] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  456. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  457. [  +0,000212] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  458. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  459. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  460. [  +0,004791] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  461. [  +0,000042] BTRFS info (device sda1): forced readonly
  462. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  463. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  464. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  465. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  466. [  +0,313248] usb 2-2: new SuperSpeed Gen 1 USB device number 78 using xhci_hcd
  467. [  +0,030769] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  468. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  469. [  +0,000005] usb 2-2: Product: AS2105
  470. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  471. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  472. [  +0,001682] usb-storage 2-2:1.0: USB Mass Storage device detected
  473. [  +0,000186] scsi host0: usb-storage 2-2:1.0
  474. [  +1,067721] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  475. [  +0,000866] sd 0:0:0:0: Attached scsi generic sg0 type 0
  476. [  +0,002166] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  477. [  +0,000835] sd 0:0:0:0: [sda] Write Protect is off
  478. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  479. [  +0,000726] sd 0:0:0:0: [sda] No Caching mode page found
  480. [  +0,000018] sd 0:0:0:0: [sda] Assuming drive cache: write through
  481. [  +0,058674]  sda: sda1
  482. [  +0,003207] sd 0:0:0:0: [sda] Attached SCSI disk
  483. [  +0,357828] BTRFS info (device sda1): disk space caching is enabled
  484. [  +0,000006] BTRFS info (device sda1): has skinny extents
  485. [  +0,243812] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  486. [  +4,588401] BTRFS info (device sda1): checking UUID tree
  487. [  +3,563011] usb 2-2: USB disconnect, device number 78
  488. [  +0,000039] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00
  489. [  +0,000019] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x85 85 06 20 00 00 00 00 00 00 00 00 00 00 40 e5 00
  490. [  +0,000149] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00
  491. [  +0,000015] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x85 85 06 20 00 00 00 00 00 00 00 00 00 00 40 98 00
  492. [  +0,120049] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  493. [  +0,000007] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  494. [  +0,000047] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  495. [  +0,000108] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  496. [  +0,000035] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  497. [  +0,000046] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  498. [  +0,000102] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  499. [  +0,000037] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  500. [  +0,000097] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  501. [  +0,000031] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  502. [  +0,000036] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  503. [  +0,002140] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  504. [  +0,000021] BTRFS info (device sda1): forced readonly
  505. [  +0,000007] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  506. [  +0,000017] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  507. [  +0,000006] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  508. [  +0,000094] BTRFS error (device sda1): commit super ret -5
  509. [  +0,347157] usb 2-2: new SuperSpeed Gen 1 USB device number 79 using xhci_hcd
  510. [  +0,030787] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  511. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  512. [  +0,000006] usb 2-2: Product: AS2105
  513. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  514. [  +0,000004] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  515. [  +0,001658] usb-storage 2-2:1.0: USB Mass Storage device detected
  516. [  +0,000204] scsi host0: usb-storage 2-2:1.0
  517. [  +1,077717] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  518. [  +0,000904] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  519. [  +0,000006] sd 0:0:0:0: Attached scsi generic sg0 type 0
  520. [  +0,000641] sd 0:0:0:0: [sda] Write Protect is off
  521. [  +0,000024] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  522. [  +0,008185] sd 0:0:0:0: [sda] No Caching mode page found
  523. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  524. [  +0,053390]  sda: sda1
  525. [  +0,002937] sd 0:0:0:0: [sda] Attached SCSI disk
  526. [  +0,336554] BTRFS info (device sda1): disk space caching is enabled
  527. [  +0,000007] BTRFS info (device sda1): has skinny extents
  528. [  +0,243211] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  529. [  +4,621713] BTRFS info (device sda1): checking UUID tree
  530. [Jul26 17:15] usb 2-2: USB disconnect, device number 79
  531. [  +0,100505] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  532. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  533. [  +0,000116] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  534. [  +0,000288] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  535. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  536. [  +0,000100] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  537. [  +0,000245] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  538. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  539. [  +0,000242] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  540. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  541. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  542. [  +0,005028] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  543. [  +0,000042] BTRFS info (device sda1): forced readonly
  544. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  545. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  546. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  547. [  +0,000223] BTRFS error (device sda1): commit super ret -5
  548. [  +0,373049] usb 2-2: new SuperSpeed Gen 1 USB device number 80 using xhci_hcd
  549. [  +0,030771] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  550. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  551. [  +0,000006] usb 2-2: Product: AS2105
  552. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  553. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  554. [  +0,001665] usb-storage 2-2:1.0: USB Mass Storage device detected
  555. [  +0,000201] scsi host0: usb-storage 2-2:1.0
  556. [  +1,017744] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  557. [  +0,000905] sd 0:0:0:0: Attached scsi generic sg0 type 0
  558. [  +0,002407] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  559. [  +0,000896] sd 0:0:0:0: [sda] Write Protect is off
  560. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  561. [  +0,000922] sd 0:0:0:0: [sda] No Caching mode page found
  562. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  563. [  +0,060054]  sda: sda1
  564. [  +0,002928] sd 0:0:0:0: [sda] Attached SCSI disk
  565. [  +0,378019] BTRFS info (device sda1): disk space caching is enabled
  566. [  +0,000007] BTRFS info (device sda1): has skinny extents
  567. [  +0,246091] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  568. [  +4,710653] BTRFS info (device sda1): checking UUID tree
  569. [  +7,106708] usb 2-2: USB disconnect, device number 80
  570. [  +0,090605] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  571. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  572. [  +0,000100] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  573. [  +0,001368] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  574. [  +0,000092] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  575. [  +0,000540] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  576. [  +0,000308] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  577. [  +0,000108] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  578. [  +0,000309] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  579. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  580. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  581. [  +0,010439] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  582. [  +0,000042] BTRFS info (device sda1): forced readonly
  583. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  584. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  585. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  586. [  +0,000242] BTRFS error (device sda1): commit super ret -5
  587. [  +0,335864] usb 2-2: new SuperSpeed Gen 1 USB device number 81 using xhci_hcd
  588. [  +0,030801] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  589. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  590. [  +0,000005] usb 2-2: Product: AS2105
  591. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  592. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  593. [  +0,001650] usb-storage 2-2:1.0: USB Mass Storage device detected
  594. [  +0,000259] scsi host0: usb-storage 2-2:1.0
  595. [  +1,017695] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  596. [  +0,000865] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  597. [  +0,000019] sd 0:0:0:0: Attached scsi generic sg0 type 0
  598. [  +0,000933] sd 0:0:0:0: [sda] Write Protect is off
  599. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  600. [  +0,001006] sd 0:0:0:0: [sda] No Caching mode page found
  601. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  602. [  +0,051217]  sda: sda1
  603. [  +0,003561] sd 0:0:0:0: [sda] Attached SCSI disk
  604. [  +0,363828] BTRFS info (device sda1): disk space caching is enabled
  605. [  +0,000007] BTRFS info (device sda1): has skinny extents
  606. [  +0,237354] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  607. [  +4,565858] BTRFS info (device sda1): checking UUID tree
  608. [Jul26 17:16] usb 2-2: USB disconnect, device number 81
  609. [  +0,110251] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  610. [  +0,000007] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  611. [  +0,000044] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  612. [  +0,000109] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  613. [  +0,000032] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  614. [  +0,000034] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  615. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  616. [  +0,000043] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  617. [  +0,000093] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  618. [  +0,000031] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  619. [  +0,000030] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  620. [  +0,002010] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  621. [  +0,000019] BTRFS info (device sda1): forced readonly
  622. [  +0,000008] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  623. [  +0,000016] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  624. [  +0,000006] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  625. [  +0,000095] BTRFS error (device sda1): commit super ret -5
  626. [  +0,387224] usb 2-2: Device not responding to setup address.
  627. [  +0,219979] usb 2-2: Device not responding to setup address.
  628. [  +0,219847] usb 2-2: device not accepting address 82, error -71
  629. [  +0,230328] usb 2-2: new SuperSpeed Gen 1 USB device number 83 using xhci_hcd
  630. [  +0,030758] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  631. [  +0,000017] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  632. [  +0,000012] usb 2-2: Product: AS2105
  633. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  634. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  635. [  +0,004284] usb-storage 2-2:1.0: USB Mass Storage device detected
  636. [  +0,000413] scsi host0: usb-storage 2-2:1.0
  637. [  +1,034843] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  638. [  +0,000860] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  639. [  +0,000010] sd 0:0:0:0: Attached scsi generic sg0 type 0
  640. [  +0,000605] sd 0:0:0:0: [sda] Write Protect is off
  641. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  642. [  +0,000591] sd 0:0:0:0: [sda] No Caching mode page found
  643. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  644. [  +0,071468]  sda: sda1
  645. [  +0,002796] sd 0:0:0:0: [sda] Attached SCSI disk
  646. [  +0,372922] BTRFS info (device sda1): disk space caching is enabled
  647. [  +0,000037] BTRFS info (device sda1): has skinny extents
  648. [  +0,240267] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  649. [  +1,949821] usb 2-2: USB disconnect, device number 83
  650. [  +0,020036] scsi 0:0:0:0: rejecting I/O to dead device
  651. [  +0,000024] print_req_error: I/O error, dev sda, sector 2137084480
  652. [  +0,001151] BTRFS error (device sda1): failed to read block groups: -5
  653. [  +0,139555] BTRFS error (device sda1): open_ctree failed
  654. [  +0,299643] usb 2-2: new SuperSpeed Gen 1 USB device number 84 using xhci_hcd
  655. [  +0,030730] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  656. [  +0,000017] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  657. [  +0,000013] usb 2-2: Product: AS2105
  658. [  +0,000011] usb 2-2: Manufacturer: ASMedia
  659. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  660. [  +0,002311] usb-storage 2-2:1.0: USB Mass Storage device detected
  661. [  +0,001579] scsi host0: usb-storage 2-2:1.0
  662. [  +1,025567] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  663. [  +0,000923] sd 0:0:0:0: Attached scsi generic sg0 type 0
  664. [  +0,001284] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  665. [  +0,001279] sd 0:0:0:0: [sda] Write Protect is off
  666. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  667. [  +0,000700] sd 0:0:0:0: [sda] No Caching mode page found
  668. [  +0,000018] sd 0:0:0:0: [sda] Assuming drive cache: write through
  669. [  +0,053877]  sda: sda1
  670. [  +0,003459] sd 0:0:0:0: [sda] Attached SCSI disk
  671. [  +0,356946] BTRFS info (device sda1): disk space caching is enabled
  672. [  +0,000007] BTRFS info (device sda1): has skinny extents
  673. [  +0,244418] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  674. [  +4,588412] BTRFS info (device sda1): checking UUID tree
  675. [  +1,698183] usb 2-2: USB disconnect, device number 84
  676. [  +0,090577] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  677. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  678. [  +0,000115] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  679. [  +0,000296] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  680. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  681. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  682. [  +0,000286] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  683. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  684. [  +0,000257] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  685. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  686. [  +0,000089] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  687. [  +0,004850] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  688. [  +0,000043] BTRFS info (device sda1): forced readonly
  689. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  690. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  691. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  692. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  693. [  +0,373131] usb 2-2: new SuperSpeed Gen 1 USB device number 85 using xhci_hcd
  694. [  +0,030745] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  695. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  696. [  +0,000005] usb 2-2: Product: AS2105
  697. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  698. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  699. [  +0,001671] usb-storage 2-2:1.0: USB Mass Storage device detected
  700. [  +0,000249] scsi host0: usb-storage 2-2:1.0
  701. [  +1,027694] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  702. [  +0,000756] sd 0:0:0:0: Attached scsi generic sg0 type 0
  703. [  +0,005877] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  704. [  +0,000574] sd 0:0:0:0: [sda] Write Protect is off
  705. [  +0,000017] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  706. [  +0,002719] sd 0:0:0:0: [sda] No Caching mode page found
  707. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  708. [  +0,045998]  sda: sda1
  709. [  +0,003113] sd 0:0:0:0: [sda] Attached SCSI disk
  710. [  +0,373691] BTRFS info (device sda1): disk space caching is enabled
  711. [  +0,000007] BTRFS info (device sda1): has skinny extents
  712. [  +0,238972] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  713. [  +4,577288] BTRFS info (device sda1): checking UUID tree
  714. [  +5,720569] usb 2-2: USB disconnect, device number 85
  715. [  +0,110525] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  716. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  717. [  +0,000105] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  718. [  +0,000348] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  719. [  +0,000085] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  720. [  +0,000117] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  721. [  +0,000317] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  722. [  +0,000094] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  723. [  +0,000296] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  724. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  725. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  726. [  +0,005008] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  727. [  +0,000043] BTRFS info (device sda1): forced readonly
  728. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  729. [  +0,000039] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  730. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  731. [  +0,000233] BTRFS error (device sda1): commit super ret -5
  732. [  +0,312854] usb 2-2: new SuperSpeed Gen 1 USB device number 86 using xhci_hcd
  733. [  +0,030779] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  734. [  +0,000008] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  735. [  +0,000005] usb 2-2: Product: AS2105
  736. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  737. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  738. [  +0,001691] usb-storage 2-2:1.0: USB Mass Storage device detected
  739. [  +0,000201] scsi host0: usb-storage 2-2:1.0
  740. [  +1,047676] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  741. [  +0,000869] sd 0:0:0:0: Attached scsi generic sg0 type 0
  742. [  +0,007203] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  743. [  +0,000693] sd 0:0:0:0: [sda] Write Protect is off
  744. [  +0,000018] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  745. [  +0,006848] sd 0:0:0:0: [sda] No Caching mode page found
  746. [  +0,000017] sd 0:0:0:0: [sda] Assuming drive cache: write through
  747. [  +0,048901]  sda: sda1
  748. [  +0,006018] sd 0:0:0:0: [sda] Attached SCSI disk
  749. [  +0,343304] BTRFS info (device sda1): disk space caching is enabled
  750. [  +0,000007] BTRFS info (device sda1): has skinny extents
  751. [  +0,244461] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  752. [  +4,588050] BTRFS info (device sda1): checking UUID tree
  753. [  +1,413138] usb 2-2: USB disconnect, device number 86
  754. [  +0,120614] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  755. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  756. [  +0,000111] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  757. [  +0,000288] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  758. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  759. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  760. [  +0,000240] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  761. [  +0,000107] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  762. [  +0,000239] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  763. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  764. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  765. [  +0,005088] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  766. [  +0,000042] BTRFS info (device sda1): forced readonly
  767. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  768. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  769. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  770. [  +0,000222] BTRFS error (device sda1): commit super ret -5
  771. [  +0,332902] usb 2-2: new SuperSpeed Gen 1 USB device number 87 using xhci_hcd
  772. [  +0,030784] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  773. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  774. [  +0,000005] usb 2-2: Product: AS2105
  775. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  776. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  777. [  +0,001672] usb-storage 2-2:1.0: USB Mass Storage device detected
  778. [  +0,000188] scsi host0: usb-storage 2-2:1.0
  779. [  +1,007787] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  780. [  +0,000899] sd 0:0:0:0: Attached scsi generic sg0 type 0
  781. [  +0,002417] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  782. [  +0,001017] sd 0:0:0:0: [sda] Write Protect is off
  783. [  +0,000017] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  784. [  +0,011293] sd 0:0:0:0: [sda] No Caching mode page found
  785. [  +0,000016] sd 0:0:0:0: [sda] Assuming drive cache: write through
  786. [  +0,055400]  sda: sda1
  787. [  +0,002856] sd 0:0:0:0: [sda] Attached SCSI disk
  788. [  +0,362471] BTRFS info (device sda1): disk space caching is enabled
  789. [  +0,000007] BTRFS info (device sda1): has skinny extents
  790. [  +0,239584] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  791. [  +2,253402] usb 2-2: USB disconnect, device number 87
  792. [  +0,020049] scsi 0:0:0:0: rejecting I/O to dead device
  793. [  +0,000023] print_req_error: I/O error, dev sda, sector 2571359744
  794. [  +0,002144] BTRFS error (device sda1): failed to read block groups: -5
  795. [  +0,158596] BTRFS error (device sda1): open_ctree failed
  796. [  +0,279522] usb 2-2: new SuperSpeed Gen 1 USB device number 88 using xhci_hcd
  797. [  +0,030812] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  798. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  799. [  +0,000012] usb 2-2: Product: AS2105
  800. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  801. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  802. [  +0,002323] usb-storage 2-2:1.0: USB Mass Storage device detected
  803. [  +0,000843] scsi host0: usb-storage 2-2:1.0
  804. [  +1,056804] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  805. [  +0,000813] sd 0:0:0:0: Attached scsi generic sg0 type 0
  806. [  +0,008727] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  807. [  +0,000718] sd 0:0:0:0: [sda] Write Protect is off
  808. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  809. [  +0,000599] sd 0:0:0:0: [sda] No Caching mode page found
  810. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  811. [  +0,046390]  sda: sda1
  812. [  +0,003253] sd 0:0:0:0: [sda] Attached SCSI disk
  813. [  +0,350354] BTRFS info (device sda1): disk space caching is enabled
  814. [  +0,000007] BTRFS info (device sda1): has skinny extents
  815. [  +0,240138] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  816. [  +4,610644] BTRFS info (device sda1): checking UUID tree
  817. [Jul26 17:17] usb 2-2: USB disconnect, device number 88
  818. [  +0,130535] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  819. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  820. [  +0,000114] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  821. [  +0,000291] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  822. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  823. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  824. [  +0,000250] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  825. [  +0,000105] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  826. [  +0,000238] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  827. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  828. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  829. [  +0,005015] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  830. [  +0,000042] BTRFS info (device sda1): forced readonly
  831. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  832. [  +0,000037] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  833. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  834. [  +0,000222] BTRFS error (device sda1): commit super ret -5
  835. [  +0,303124] usb 2-2: new SuperSpeed Gen 1 USB device number 89 using xhci_hcd
  836. [  +0,030727] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  837. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  838. [  +0,000012] usb 2-2: Product: AS2105
  839. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  840. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  841. [  +0,002284] usb-storage 2-2:1.0: USB Mass Storage device detected
  842. [  +0,001598] scsi host0: usb-storage 2-2:1.0
  843. [  +1,025692] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  844. [  +0,000812] sd 0:0:0:0: Attached scsi generic sg0 type 0
  845. [  +0,002816] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  846. [  +0,000686] sd 0:0:0:0: [sda] Write Protect is off
  847. [  +0,000025] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  848. [  +0,000673] sd 0:0:0:0: [sda] No Caching mode page found
  849. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  850. [  +0,045985]  sda: sda1
  851. [  +0,003340] sd 0:0:0:0: [sda] Attached SCSI disk
  852. [  +0,340392] BTRFS info (device sda1): disk space caching is enabled
  853. [  +0,000007] BTRFS info (device sda1): has skinny extents
  854. [  +0,238840] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  855. [  +4,688431] BTRFS info (device sda1): checking UUID tree
  856. [  +2,387473] usb 2-2: USB disconnect, device number 89
  857. [  +0,090555] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  858. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  859. [  +0,000097] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  860. [  +0,000300] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  861. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  862. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  863. [  +0,000264] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  864. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  865. [  +0,000228] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  866. [  +0,000086] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  867. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  868. [  +0,004801] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  869. [  +0,000042] BTRFS info (device sda1): forced readonly
  870. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  871. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  872. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  873. [  +0,000232] BTRFS error (device sda1): commit super ret -5
  874. [  +0,373244] usb 2-2: new SuperSpeed Gen 1 USB device number 90 using xhci_hcd
  875. [  +0,030785] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  876. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  877. [  +0,000006] usb 2-2: Product: AS2105
  878. [  +0,000004] usb 2-2: Manufacturer: ASMedia
  879. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  880. [  +0,001660] usb-storage 2-2:1.0: USB Mass Storage device detected
  881. [  +0,000192] scsi host0: usb-storage 2-2:1.0
  882. [  +1,067778] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  883. [  +0,000878] sd 0:0:0:0: Attached scsi generic sg0 type 0
  884. [  +0,000842] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  885. [  +0,001111] sd 0:0:0:0: [sda] Write Protect is off
  886. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  887. [  +0,000710] sd 0:0:0:0: [sda] No Caching mode page found
  888. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  889. [  +0,045098]  sda: sda1
  890. [  +0,012264] sd 0:0:0:0: [sda] Attached SCSI disk
  891. [  +0,337423] BTRFS info (device sda1): disk space caching is enabled
  892. [  +0,000006] BTRFS info (device sda1): has skinny extents
  893. [  +0,244079] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  894. [  +4,655061] BTRFS info (device sda1): checking UUID tree
  895. [  +4,412031] usb 2-2: USB disconnect, device number 90
  896. [  +0,130536] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  897. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  898. [  +0,000097] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  899. [  +0,000321] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  900. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  901. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  902. [  +0,000265] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  903. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  904. [  +0,000238] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  905. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  906. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  907. [  +0,004794] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  908. [  +0,000042] BTRFS info (device sda1): forced readonly
  909. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  910. [  +0,000039] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  911. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  912. [  +0,000224] BTRFS error (device sda1): commit super ret -5
  913. [  +0,383244] usb 2-2: new SuperSpeed Gen 1 USB device number 91 using xhci_hcd
  914. [  +0,030805] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  915. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  916. [  +0,000005] usb 2-2: Product: AS2105
  917. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  918. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  919. [  +0,001668] usb-storage 2-2:1.0: USB Mass Storage device detected
  920. [  +0,000195] scsi host0: usb-storage 2-2:1.0
  921. [  +1,017728] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  922. [  +0,000830] sd 0:0:0:0: Attached scsi generic sg0 type 0
  923. [  +0,002239] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  924. [  +0,001021] sd 0:0:0:0: [sda] Write Protect is off
  925. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  926. [  +0,000577] sd 0:0:0:0: [sda] No Caching mode page found
  927. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  928. [  +0,052783]  sda: sda1
  929. [  +0,003043] sd 0:0:0:0: [sda] Attached SCSI disk
  930. [  +0,326842] BTRFS info (device sda1): disk space caching is enabled
  931. [  +0,000006] BTRFS info (device sda1): has skinny extents
  932. [  +0,241678] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  933. [  +4,588385] BTRFS info (device sda1): checking UUID tree
  934. [Jul26 17:18] usb 2-2: USB disconnect, device number 91
  935. [  +0,090585] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  936. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  937. [  +0,000096] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  938. [  +0,000276] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  939. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  940. [  +0,000100] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  941. [  +0,000275] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  942. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  943. [  +0,000264] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  944. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  945. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  946. [  +0,004890] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  947. [  +0,000043] BTRFS info (device sda1): forced readonly
  948. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  949. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  950. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  951. [  +0,000234] BTRFS error (device sda1): commit super ret -5
  952. [  +0,373101] usb 2-2: new SuperSpeed Gen 1 USB device number 92 using xhci_hcd
  953. [  +0,030794] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  954. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  955. [  +0,000006] usb 2-2: Product: AS2105
  956. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  957. [  +0,000004] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  958. [  +0,001837] usb-storage 2-2:1.0: USB Mass Storage device detected
  959. [  +0,000293] scsi host0: usb-storage 2-2:1.0
  960. [  +1,017510] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  961. [  +0,000839] sd 0:0:0:0: Attached scsi generic sg0 type 0
  962. [  +0,002166] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  963. [  +0,001331] sd 0:0:0:0: [sda] Write Protect is off
  964. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  965. [  +0,000818] sd 0:0:0:0: [sda] No Caching mode page found
  966. [  +0,000017] sd 0:0:0:0: [sda] Assuming drive cache: write through
  967. [  +0,056258]  sda: sda1
  968. [  +0,002834] sd 0:0:0:0: [sda] Attached SCSI disk
  969. [  +0,406750] BTRFS info (device sda1): disk space caching is enabled
  970. [  +0,000007] BTRFS info (device sda1): has skinny extents
  971. [  +0,239740] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  972. [  +4,577276] BTRFS info (device sda1): checking UUID tree
  973. [  +1,841400] usb 2-2: USB disconnect, device number 92
  974. [  +0,100611] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  975. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  976. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  977. [  +0,000273] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  978. [  +0,000086] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  979. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  980. [  +0,000262] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  981. [  +0,000082] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  982. [  +0,000241] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  983. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  984. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  985. [  +0,004905] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  986. [  +0,000041] BTRFS info (device sda1): forced readonly
  987. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  988. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  989. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  990. [  +0,000233] BTRFS error (device sda1): commit super ret -5
  991. [  +0,323127] usb 2-2: new SuperSpeed Gen 1 USB device number 93 using xhci_hcd
  992. [  +0,030774] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  993. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  994. [  +0,000005] usb 2-2: Product: AS2105
  995. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  996. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  997. [  +0,001683] usb-storage 2-2:1.0: USB Mass Storage device detected
  998. [  +0,000177] scsi host0: usb-storage 2-2:1.0
  999. [  +1,047742] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1000. [  +0,000898] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1001. [  +0,000935] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1002. [  +0,001000] sd 0:0:0:0: [sda] Write Protect is off
  1003. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1004. [  +0,000683] sd 0:0:0:0: [sda] No Caching mode page found
  1005. [  +0,000018] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1006. [  +0,062348]  sda: sda1
  1007. [  +0,003380] sd 0:0:0:0: [sda] Attached SCSI disk
  1008. [  +0,337996] BTRFS info (device sda1): disk space caching is enabled
  1009. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1010. [  +0,241251] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1011. [  +4,666195] BTRFS info (device sda1): checking UUID tree
  1012. [  +2,244798] usb 2-2: USB disconnect, device number 93
  1013. [  +0,100729] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1014. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1015. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1016. [  +0,000268] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1017. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1018. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1019. [  +0,000263] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1020. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1021. [  +0,000234] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1022. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1023. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1024. [  +0,004865] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1025. [  +0,000042] BTRFS info (device sda1): forced readonly
  1026. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1027. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1028. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1029. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  1030. [  +0,363039] usb 2-2: new SuperSpeed Gen 1 USB device number 94 using xhci_hcd
  1031. [  +0,030780] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1032. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1033. [  +0,000005] usb 2-2: Product: AS2105
  1034. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1035. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1036. [  +0,001659] usb-storage 2-2:1.0: USB Mass Storage device detected
  1037. [  +0,000177] scsi host0: usb-storage 2-2:1.0
  1038. [  +1,057904] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1039. [  +0,000768] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1040. [  +0,001846] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1041. [  +0,000575] sd 0:0:0:0: [sda] Write Protect is off
  1042. [  +0,000020] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1043. [  +0,000593] sd 0:0:0:0: [sda] No Caching mode page found
  1044. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1045. [  +0,053051]  sda: sda1
  1046. [  +0,003134] sd 0:0:0:0: [sda] Attached SCSI disk
  1047. [  +0,339839] BTRFS info (device sda1): disk space caching is enabled
  1048. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1049. [  +0,269357] usb 2-2: USB disconnect, device number 94
  1050. [  +0,020026] scsi 0:0:0:0: rejecting I/O to dead device
  1051. [  +0,000010] print_req_error: I/O error, dev sda, sector 1184864
  1052. [  +0,000094] BTRFS warning (device sda1): failed to read root (objectid=7): -5
  1053. [  +0,053835] BTRFS error (device sda1): open_ctree failed
  1054. [  +0,446414] usb 2-2: new SuperSpeed Gen 1 USB device number 95 using xhci_hcd
  1055. [  +0,030804] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1056. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1057. [  +0,000013] usb 2-2: Product: AS2105
  1058. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  1059. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1060. [  +0,002296] usb-storage 2-2:1.0: USB Mass Storage device detected
  1061. [  +0,000424] scsi host0: usb-storage 2-2:1.0
  1062. [  +1,017205] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1063. [  +0,000874] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1064. [  +0,000004] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1065. [  +0,000600] sd 0:0:0:0: [sda] Write Protect is off
  1066. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1067. [  +0,000998] sd 0:0:0:0: [sda] No Caching mode page found
  1068. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1069. [  +0,047362]  sda: sda1
  1070. [  +0,003162] sd 0:0:0:0: [sda] Attached SCSI disk
  1071. [  +0,351510] BTRFS info (device sda1): disk space caching is enabled
  1072. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1073. [  +0,239026] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1074. [  +4,588389] BTRFS info (device sda1): checking UUID tree
  1075. [Jul26 17:19] usb 2-2: USB disconnect, device number 95
  1076. [  +0,080576] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1077. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1078. [  +0,000109] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1079. [  +0,000262] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1080. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1081. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1082. [  +0,000214] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1083. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1084. [  +0,000201] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1085. [  +0,000087] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1086. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1087. [  +0,004845] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1088. [  +0,000043] BTRFS info (device sda1): forced readonly
  1089. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1090. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1091. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1092. [  +0,000227] BTRFS error (device sda1): commit super ret -5
  1093. [  +0,363283] usb 2-2: new SuperSpeed Gen 1 USB device number 96 using xhci_hcd
  1094. [  +0,030779] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1095. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1096. [  +0,000005] usb 2-2: Product: AS2105
  1097. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1098. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1099. [  +0,001656] usb-storage 2-2:1.0: USB Mass Storage device detected
  1100. [  +0,000184] scsi host0: usb-storage 2-2:1.0
  1101. [  +1,047764] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1102. [  +0,000797] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1103. [  +0,000978] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1104. [  +0,000639] sd 0:0:0:0: [sda] Write Protect is off
  1105. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1106. [  +0,000612] sd 0:0:0:0: [sda] No Caching mode page found
  1107. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1108. [  +0,064486]  sda: sda1
  1109. [  +0,003362] sd 0:0:0:0: [sda] Attached SCSI disk
  1110. [  +0,349760] BTRFS info (device sda1): disk space caching is enabled
  1111. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1112. [  +0,288667] usb 2-2: USB disconnect, device number 96
  1113. [  +0,020016] scsi 0:0:0:0: rejecting I/O to dead device
  1114. [  +0,000012] print_req_error: I/O error, dev sda, sector 1892653312
  1115. [  +0,000090] BTRFS error (device sda1): failed to verify dev extents against chunks: -5
  1116. [  +0,043794] BTRFS error (device sda1): open_ctree failed
  1117. [  +0,446459] usb 2-2: new SuperSpeed Gen 1 USB device number 97 using xhci_hcd
  1118. [  +0,030814] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1119. [  +0,000015] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1120. [  +0,000013] usb 2-2: Product: AS2105
  1121. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  1122. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1123. [  +0,002365] usb-storage 2-2:1.0: USB Mass Storage device detected
  1124. [  +0,000422] scsi host0: usb-storage 2-2:1.0
  1125. [  +1,067189] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1126. [  +0,000842] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1127. [  +0,002479] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1128. [  +0,000789] sd 0:0:0:0: [sda] Write Protect is off
  1129. [  +0,000017] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1130. [  +0,000645] sd 0:0:0:0: [sda] No Caching mode page found
  1131. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1132. [  +0,053396]  sda: sda1
  1133. [  +0,003006] sd 0:0:0:0: [sda] Attached SCSI disk
  1134. [  +0,360151] BTRFS info (device sda1): disk space caching is enabled
  1135. [  +0,000006] BTRFS info (device sda1): has skinny extents
  1136. [  +0,241726] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1137. [  +4,476953] BTRFS info (device sda1): checking UUID tree
  1138. [Jul26 17:20] usb 2-2: USB disconnect, device number 97
  1139. [  +0,100563] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1140. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1141. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1142. [  +0,000291] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1143. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1144. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1145. [  +0,000278] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1146. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1147. [  +0,000256] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1148. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1149. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1150. [  +0,004877] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1151. [  +0,000045] BTRFS info (device sda1): forced readonly
  1152. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1153. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1154. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1155. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  1156. [  +0,363091] usb 2-2: new SuperSpeed Gen 1 USB device number 98 using xhci_hcd
  1157. [  +0,030770] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1158. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1159. [  +0,000006] usb 2-2: Product: AS2105
  1160. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1161. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1162. [  +0,001859] usb-storage 2-2:1.0: USB Mass Storage device detected
  1163. [  +0,000301] scsi host0: usb-storage 2-2:1.0
  1164. [  +1,017488] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1165. [  +0,000826] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1166. [  +0,007913] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1167. [  +0,000758] sd 0:0:0:0: [sda] Write Protect is off
  1168. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1169. [  +0,006986] sd 0:0:0:0: [sda] No Caching mode page found
  1170. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1171. [  +0,106439]  sda: sda1
  1172. [  +0,003394] sd 0:0:0:0: [sda] Attached SCSI disk
  1173. [  +0,369732] BTRFS info (device sda1): disk space caching is enabled
  1174. [  +0,000008] BTRFS info (device sda1): has skinny extents
  1175. [  +0,242737] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1176. [  +4,577257] BTRFS info (device sda1): checking UUID tree
  1177. [  +9,713567] usb 2-2: USB disconnect, device number 98
  1178. [  +0,101529] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1179. [  +0,000013] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1180. [  +0,000761] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1181. [  +0,000633] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1182. [  +0,000086] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1183. [  +0,000359] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1184. [  +0,000635] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1185. [  +0,000114] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1186. [  +0,000325] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1187. [  +0,000081] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1188. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1189. [  +0,004927] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1190. [  +0,000044] BTRFS info (device sda1): forced readonly
  1191. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1192. [  +0,000039] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1193. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1194. [  +0,000236] BTRFS error (device sda1): commit super ret -5
  1195. [  +0,340365] usb 2-2: new SuperSpeed Gen 1 USB device number 99 using xhci_hcd
  1196. [  +0,030764] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1197. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1198. [  +0,000005] usb 2-2: Product: AS2105
  1199. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1200. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1201. [  +0,001657] usb-storage 2-2:1.0: USB Mass Storage device detected
  1202. [  +0,000178] scsi host0: usb-storage 2-2:1.0
  1203. [  +1,047807] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1204. [  +0,000820] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1205. [  +0,008518] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1206. [  +0,001409] sd 0:0:0:0: [sda] Write Protect is off
  1207. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1208. [  +0,000770] sd 0:0:0:0: [sda] No Caching mode page found
  1209. [  +0,000016] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1210. [  +0,051135]  sda: sda1
  1211. [  +0,003273] sd 0:0:0:0: [sda] Attached SCSI disk
  1212. [  +0,355763] BTRFS info (device sda1): disk space caching is enabled
  1213. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1214. [  +0,245869] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1215. [  +4,599152] BTRFS info (device sda1): checking UUID tree
  1216. [Jul26 17:21] usb 2-2: USB disconnect, device number 99
  1217. [  +0,112568] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1218. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1219. [  +0,000113] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1220. [  +0,000299] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1221. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1222. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1223. [  +0,000284] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1224. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1225. [  +0,000241] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1226. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1227. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1228. [  +0,005163] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1229. [  +0,000044] BTRFS info (device sda1): forced readonly
  1230. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1231. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1232. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1233. [  +0,000225] BTRFS error (device sda1): commit super ret -5
  1234. [  +0,800903] usb 2-2: new SuperSpeed Gen 1 USB device number 100 using xhci_hcd
  1235. [  +0,030790] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1236. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1237. [  +0,000012] usb 2-2: Product: AS2105
  1238. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  1239. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1240. [  +0,002266] usb-storage 2-2:1.0: USB Mass Storage device detected
  1241. [  +0,001188] scsi host0: usb-storage 2-2:1.0
  1242. [  +1,006027] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1243. [  +0,000770] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1244. [  +0,002348] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1245. [  +0,000708] sd 0:0:0:0: [sda] Write Protect is off
  1246. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1247. [  +0,000632] sd 0:0:0:0: [sda] No Caching mode page found
  1248. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1249. [  +0,064622]  sda: sda1
  1250. [  +0,003472] sd 0:0:0:0: [sda] Attached SCSI disk
  1251. [  +0,362227] BTRFS info (device sda1): disk space caching is enabled
  1252. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1253. [  +0,239140] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1254. [  +4,632860] BTRFS info (device sda1): checking UUID tree
  1255. [  +9,782861] usb 2-2: USB disconnect, device number 100
  1256. [  +0,110511] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1257. [  +0,000013] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1258. [  +0,000114] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1259. [  +0,000305] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1260. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1261. [  +0,000106] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1262. [  +0,000241] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1263. [  +0,000099] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1264. [  +0,000246] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1265. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1266. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1267. [  +0,005193] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1268. [  +0,000041] BTRFS info (device sda1): forced readonly
  1269. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1270. [  +0,000037] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1271. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1272. [  +0,000223] BTRFS error (device sda1): commit super ret -5
  1273. [  +0,372877] usb 2-2: new SuperSpeed Gen 1 USB device number 101 using xhci_hcd
  1274. [  +0,030747] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1275. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1276. [  +0,000005] usb 2-2: Product: AS2105
  1277. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1278. [  +0,000004] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1279. [  +0,001665] usb-storage 2-2:1.0: USB Mass Storage device detected
  1280. [  +0,000176] scsi host0: usb-storage 2-2:1.0
  1281. [  +1,027796] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1282. [  +0,000981] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1283. [  +0,000559] sd 0:0:0:0: [sda] Write Protect is off
  1284. [  +0,000014] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1285. [  +0,000556] sd 0:0:0:0: [sda] No Caching mode page found
  1286. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1287. [  +0,002041] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1288. [  +0,047019]  sda: sda1
  1289. [  +0,002800] sd 0:0:0:0: [sda] Attached SCSI disk
  1290. [  +0,318723] BTRFS info (device sda1): disk space caching is enabled
  1291. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1292. [  +0,238909] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1293. [  +4,676913] BTRFS info (device sda1): checking UUID tree
  1294. [  +6,611065] usb 2-2: USB disconnect, device number 101
  1295. [  +0,090573] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1296. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1297. [  +0,000115] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1298. [  +0,000284] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1299. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1300. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1301. [  +0,000280] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1302. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1303. [  +0,000255] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1304. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1305. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1306. [  +0,004863] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1307. [  +0,000042] BTRFS info (device sda1): forced readonly
  1308. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1309. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1310. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1311. [  +0,000224] BTRFS error (device sda1): commit super ret -5
  1312. [  +0,373148] usb 2-2: new SuperSpeed Gen 1 USB device number 102 using xhci_hcd
  1313. [  +0,030763] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1314. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1315. [  +0,000006] usb 2-2: Product: AS2105
  1316. [  +0,000004] usb 2-2: Manufacturer: ASMedia
  1317. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1318. [  +0,001656] usb-storage 2-2:1.0: USB Mass Storage device detected
  1319. [  +0,000181] scsi host0: usb-storage 2-2:1.0
  1320. [  +1,037849] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1321. [  +0,000840] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1322. [  +0,001722] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1323. [  +0,000911] sd 0:0:0:0: [sda] Write Protect is off
  1324. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1325. [  +0,001613] sd 0:0:0:0: [sda] No Caching mode page found
  1326. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1327. [  +0,050307]  sda: sda1
  1328. [  +0,003114] sd 0:0:0:0: [sda] Attached SCSI disk
  1329. [  +0,347051] BTRFS info (device sda1): disk space caching is enabled
  1330. [  +0,000008] BTRFS info (device sda1): has skinny extents
  1331. [Jul26 17:22] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1332. [  +1,670212] usb 2-2: USB disconnect, device number 102
  1333. [  +0,020026] scsi 0:0:0:0: rejecting I/O to dead device
  1334. [  +0,000022] print_req_error: I/O error, dev sda, sector 2030194400
  1335. [  +0,000660] BTRFS error (device sda1): failed to read block groups: -5
  1336. [  +0,130074] BTRFS error (device sda1): open_ctree failed
  1337. [  +0,279555] usb 2-2: new SuperSpeed Gen 1 USB device number 103 using xhci_hcd
  1338. [  +0,030762] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1339. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1340. [  +0,000012] usb 2-2: Product: AS2105
  1341. [  +0,000013] usb 2-2: Manufacturer: ASMedia
  1342. [  +0,000011] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1343. [  +0,002280] usb-storage 2-2:1.0: USB Mass Storage device detected
  1344. [  +0,000430] scsi host0: usb-storage 2-2:1.0
  1345. [  +1,057244] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1346. [  +0,000842] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1347. [  +0,000950] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1348. [  +0,000652] sd 0:0:0:0: [sda] Write Protect is off
  1349. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1350. [  +0,000579] sd 0:0:0:0: [sda] No Caching mode page found
  1351. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1352. [  +0,045384]  sda: sda1
  1353. [  +0,003158] sd 0:0:0:0: [sda] Attached SCSI disk
  1354. [  +0,344297] BTRFS info (device sda1): disk space caching is enabled
  1355. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1356. [  +0,246181] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1357. [  +4,666227] BTRFS info (device sda1): checking UUID tree
  1358. [ +28,391315] usb 2-2: USB disconnect, device number 103
  1359. [  +0,080565] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  1360. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1361. [  +0,000096] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1362. [  +0,000291] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1363. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1364. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1365. [  +0,000261] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1366. [  +0,000083] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1367. [  +0,000256] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1368. [  +0,000087] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1369. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1370. [  +0,004887] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1371. [  +0,000042] BTRFS info (device sda1): forced readonly
  1372. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1373. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1374. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1375. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  1376. [  +0,383150] usb 2-2: new SuperSpeed Gen 1 USB device number 104 using xhci_hcd
  1377. [  +0,030789] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1378. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1379. [  +0,000006] usb 2-2: Product: AS2105
  1380. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1381. [  +0,000004] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1382. [  +0,001652] usb-storage 2-2:1.0: USB Mass Storage device detected
  1383. [  +0,000184] scsi host0: usb-storage 2-2:1.0
  1384. [  +1,087773] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1385. [  +0,000823] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1386. [  +0,002557] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1387. [  +0,000671] sd 0:0:0:0: [sda] Write Protect is off
  1388. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1389. [  +0,000640] sd 0:0:0:0: [sda] No Caching mode page found
  1390. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1391. [  +0,065010]  sda: sda1
  1392. [  +0,002805] sd 0:0:0:0: [sda] Attached SCSI disk
  1393. [  +0,355175] BTRFS info (device sda1): disk space caching is enabled
  1394. [  +0,000008] BTRFS info (device sda1): has skinny extents
  1395. [  +0,246804] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1396. [  +4,714935] usb 2-2: USB disconnect, device number 104
  1397. [  +0,030038] scsi 0:0:0:0: rejecting I/O to dead device
  1398. [  +0,000022] print_req_error: I/O error, dev sda, sector 75936
  1399. [  +0,000018] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1400. [  +0,000013] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1401. [  +0,000040] scsi 0:0:0:0: rejecting I/O to dead device
  1402. [  +0,000101] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1403. [  +0,000088] BTRFS warning (device sda1): failed to recover relocation: -5
  1404. [  +0,169984] BTRFS error (device sda1): open_ctree failed
  1405. [  +0,309961] usb 2-2: new SuperSpeed Gen 1 USB device number 105 using xhci_hcd
  1406. [  +0,030779] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1407. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1408. [  +0,000005] usb 2-2: Product: AS2105
  1409. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1410. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1411. [  +0,002488] usb-storage 2-2:1.0: USB Mass Storage device detected
  1412. [  +0,000257] scsi host0: usb-storage 2-2:1.0
  1413. [  +1,017295] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1414. [  +0,002025] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1415. [  +0,000545] sd 0:0:0:0: [sda] Write Protect is off
  1416. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1417. [  +0,000549] sd 0:0:0:0: [sda] No Caching mode page found
  1418. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1419. [  +0,000570] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1420. [  +0,048872]  sda: sda1
  1421. [  +0,002758] sd 0:0:0:0: [sda] Attached SCSI disk
  1422. [  +0,352646] BTRFS info (device sda1): disk space caching is enabled
  1423. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1424. [  +0,238252] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1425. [  +4,588457] BTRFS info (device sda1): checking UUID tree
  1426. [  +3,414393] usb 2-2: USB disconnect, device number 105
  1427. [  +0,100582] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1428. [  +0,000101] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1429. [  +0,000846] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1430. [  +0,000120] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1431. [  +0,000358] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1432. [  +0,000642] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1433. [  +0,000119] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1434. [  +0,000293] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1435. [  +0,000078] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1436. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1437. [  +0,004967] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1438. [  +0,000042] BTRFS info (device sda1): forced readonly
  1439. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1440. [  +0,000039] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1441. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1442. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  1443. [  +0,341751] usb 2-2: new SuperSpeed Gen 1 USB device number 106 using xhci_hcd
  1444. [  +0,030774] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1445. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1446. [  +0,000005] usb 2-2: Product: AS2105
  1447. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1448. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1449. [  +0,001681] usb-storage 2-2:1.0: USB Mass Storage device detected
  1450. [  +0,000268] scsi host0: usb-storage 2-2:1.0
  1451. [  +1,027640] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1452. [  +0,000830] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1453. [  +0,001008] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1454. [  +0,000634] sd 0:0:0:0: [sda] Write Protect is off
  1455. [  +0,000014] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1456. [  +0,000569] sd 0:0:0:0: [sda] No Caching mode page found
  1457. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1458. [  +0,056594]  sda: sda1
  1459. [  +0,002804] sd 0:0:0:0: [sda] Attached SCSI disk
  1460. [  +0,355726] BTRFS info (device sda1): disk space caching is enabled
  1461. [  +0,000008] BTRFS info (device sda1): has skinny extents
  1462. [  +0,246206] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1463. [Jul26 17:23] BTRFS info (device sda1): checking UUID tree
  1464. [ +29,737217] usb 2-2: USB disconnect, device number 106
  1465. [  +0,102577] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1466. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1467. [  +0,000106] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1468. [  +0,000355] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1469. [  +0,000102] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1470. [  +0,000118] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1471. [  +0,000323] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1472. [  +0,000094] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1473. [  +0,000256] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1474. [  +0,000080] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1475. [  +0,000095] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1476. [  +0,005049] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1477. [  +0,000044] BTRFS info (device sda1): forced readonly
  1478. [  +0,000017] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1479. [  +0,000040] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1480. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1481. [  +0,000236] BTRFS error (device sda1): commit super ret -5
  1482. [  +0,350759] usb 2-2: new SuperSpeed Gen 1 USB device number 107 using xhci_hcd
  1483. [  +0,030762] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1484. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1485. [  +0,000005] usb 2-2: Product: AS2105
  1486. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1487. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1488. [  +0,001658] usb-storage 2-2:1.0: USB Mass Storage device detected
  1489. [  +0,000172] scsi host0: usb-storage 2-2:1.0
  1490. [  +1,077977] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1491. [  +0,000884] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1492. [  +0,000043] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1493. [  +0,000568] sd 0:0:0:0: [sda] Write Protect is off
  1494. [  +0,000014] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1495. [  +0,000602] sd 0:0:0:0: [sda] No Caching mode page found
  1496. [  +0,000014] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1497. [  +0,063599]  sda: sda1
  1498. [  +0,002731] sd 0:0:0:0: [sda] Attached SCSI disk
  1499. [  +0,338913] BTRFS info (device sda1): disk space caching is enabled
  1500. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1501. [  +0,241011] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1502. [  +2,610838] usb 2-2: USB disconnect, device number 107
  1503. [  +0,020055] scsi 0:0:0:0: rejecting I/O to dead device
  1504. [  +0,000023] print_req_error: I/O error, dev sda, sector 2994942624
  1505. [  +0,000256] BTRFS error (device sda1): failed to read block groups: -5
  1506. [  +0,150088] BTRFS error (device sda1): open_ctree failed
  1507. [  +0,299946] usb 2-2: new SuperSpeed Gen 1 USB device number 108 using xhci_hcd
  1508. [  +0,030717] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1509. [  +0,000016] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1510. [  +0,000012] usb 2-2: Product: AS2105
  1511. [  +0,000012] usb 2-2: Manufacturer: ASMedia
  1512. [  +0,000012] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1513. [  +0,002314] usb-storage 2-2:1.0: USB Mass Storage device detected
  1514. [  +0,000546] scsi host0: usb-storage 2-2:1.0
  1515. [  +1,037122] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1516. [  +0,000838] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1517. [  +0,009145] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1518. [  +0,006535] sd 0:0:0:0: [sda] Write Protect is off
  1519. [  +0,000016] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1520. [  +0,003026] sd 0:0:0:0: [sda] No Caching mode page found
  1521. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1522. [  +0,046089]  sda: sda1
  1523. [  +0,014749] sd 0:0:0:0: [sda] Attached SCSI disk
  1524. [  +0,265959] BTRFS info (device sda1): disk space caching is enabled
  1525. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1526. [  +0,246152] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1527. [  +4,632920] BTRFS info (device sda1): checking UUID tree
  1528. [  +3,343642] usb 2-2: USB disconnect, device number 108
  1529. [  +0,100656] btrfs_dev_stat_print_on_error: 19 callbacks suppressed
  1530. [  +0,000015] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1531. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1532. [  +0,000278] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1533. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1534. [  +0,000085] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1535. [  +0,000287] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1536. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1537. [  +0,000225] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1538. [  +0,000076] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1539. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1540. [  +0,004839] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1541. [  +0,000042] BTRFS info (device sda1): forced readonly
  1542. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1543. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1544. [  +0,000014] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1545. [  +0,000231] BTRFS error (device sda1): commit super ret -5
  1546. [  +0,373128] usb 2-2: new SuperSpeed Gen 1 USB device number 109 using xhci_hcd
  1547. [  +0,030766] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1548. [  +0,000007] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1549. [  +0,000005] usb 2-2: Product: AS2105
  1550. [  +0,000005] usb 2-2: Manufacturer: ASMedia
  1551. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1552. [  +0,001659] usb-storage 2-2:1.0: USB Mass Storage device detected
  1553. [  +0,000181] scsi host0: usb-storage 2-2:1.0
  1554. [  +1,077797] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1555. [  +0,000753] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1556. [  +0,001109] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1557. [  +0,000558] sd 0:0:0:0: [sda] Write Protect is off
  1558. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1559. [  +0,000570] sd 0:0:0:0: [sda] No Caching mode page found
  1560. [  +0,000013] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1561. [  +0,047440]  sda: sda1
  1562. [  +0,002772] sd 0:0:0:0: [sda] Attached SCSI disk
  1563. [  +0,351662] BTRFS info (device sda1): disk space caching is enabled
  1564. [  +0,000006] BTRFS info (device sda1): has skinny extents
  1565. [  +0,239143] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
  1566. [  +4,610655] BTRFS info (device sda1): checking UUID tree
  1567. [  +2,064814] usb 2-2: USB disconnect, device number 109
  1568. [  +0,080553] btrfs_dev_stat_print_on_error: 17 callbacks suppressed
  1569. [  +0,000014] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
  1570. [  +0,000098] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 9, flush 0, corrupt 0, gen 0
  1571. [  +0,000314] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 10, flush 0, corrupt 0, gen 0
  1572. [  +0,000079] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 11, flush 0, corrupt 0, gen 0
  1573. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 12, flush 0, corrupt 0, gen 0
  1574. [  +0,000257] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 13, flush 0, corrupt 0, gen 0
  1575. [  +0,000084] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 14, flush 0, corrupt 0, gen 0
  1576. [  +0,000199] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 15, flush 0, corrupt 0, gen 0
  1577. [  +0,000086] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 16, flush 0, corrupt 0, gen 0
  1578. [  +0,000077] BTRFS error (device sda1): bdev /dev/sda1 errs: wr 0, rd 17, flush 0, corrupt 0, gen 0
  1579. [  +0,004833] BTRFS: error (device sda1) in __btrfs_free_extent:6803: errno=-5 IO failure
  1580. [  +0,000042] BTRFS info (device sda1): forced readonly
  1581. [  +0,000018] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2935: errno=-5 IO failure
  1582. [  +0,000038] BTRFS warning (device sda1): Skipping commit of aborted transaction.
  1583. [  +0,000015] BTRFS: error (device sda1) in cleanup_transaction:1846: errno=-5 IO failure
  1584. [  +0,000230] BTRFS error (device sda1): commit super ret -5
  1585. [  +0,363243] usb 2-2: new SuperSpeed Gen 1 USB device number 110 using xhci_hcd
  1586. [  +0,030755] usb 2-2: New USB device found, idVendor=174c, idProduct=5106, bcdDevice= 0.01
  1587. [  +0,000006] usb 2-2: New USB device strings: Mfr=2, Product=3, SerialNumber=1
  1588. [  +0,000006] usb 2-2: Product: AS2105
  1589. [  +0,000004] usb 2-2: Manufacturer: ASMedia
  1590. [  +0,000005] usb 2-2: SerialNumber:      WD-WCC7K3CPHXVE
  1591. [  +0,001688] usb-storage 2-2:1.0: USB Mass Storage device detected
  1592. [  +0,000191] scsi host0: usb-storage 2-2:1.0
  1593. [  +1,077860] scsi 0:0:0:0: Direct-Access     WDC WD40 EFRX-68N32N0     82.0 PQ: 0 ANSI: 5
  1594. [  +0,000817] sd 0:0:0:0: Attached scsi generic sg0 type 0
  1595. [  +0,012975] sd 0:0:0:0: [sda] 976754646 4096-byte logical blocks: (4.00 TB/3.64 TiB)
  1596. [  +0,000701] sd 0:0:0:0: [sda] Write Protect is off
  1597. [  +0,000015] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
  1598. [  +0,000938] sd 0:0:0:0: [sda] No Caching mode page found
  1599. [  +0,000015] sd 0:0:0:0: [sda] Assuming drive cache: write through
  1600. [  +0,054773]  sda: sda1
  1601. [  +0,003522] sd 0:0:0:0: [sda] Attached SCSI disk
  1602. [  +0,369491] BTRFS info (device sda1): disk space caching is enabled
  1603. [  +0,000007] BTRFS info (device sda1): has skinny extents
  1604. [  +0,242833] BTRFS info (device sda1): bdev /dev/sda1 errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
RAW Paste Data
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