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PAsemi MSI IRQ issue w/ kernel 4.2.3

aperezbios
Dec 1st, 2015
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  1. Linux/PowerPC load: console=ttyS0,115200n8 earlyprintk=serial,uart0,115200 root=/dev/sda2
  2. Finalizing device tree... using OF tree (promptr=5fedb7c0)
  3. console is uart0
  4. OF stdout device is: /pxp@0,80000000/serial@1d
  5. Preparing to boot Linux version 4.2.3 (root@cyrus) (gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2) ) #13 SMP Tue Dec 1 14:36:54 PST 2015
  6. Detected machine type: 0000000000000500
  7. command line: console=ttyS0,115200n8 earlyprintk=serial,uart0,115200 root=/dev/sda2
  8. memory layout at init:
  9. memory_limit : 0000000000000000 (16 MB aligned)
  10. alloc_bottom : 000000001072c000
  11. alloc_top : 0000000030000000
  12. alloc_top_hi : 0000000060000000
  13. rmo_top : 0000000030000000
  14. ram_top : 0000000060000000
  15. boot cpu hw idx 0
  16. starting cpu hw idx 1... [run1]done
  17. copying OF device tree...
  18. Building dt strings...
  19. Building dt structure...
  20. Device tree strings 0x000000001072d000 -> 0x000000001072d3f3
  21. Device tree struct 0x000000001072e000 -> 0x0000000010732000
  22. Quiescing Open Firmware ...
  23. Booting Linux via __start() ...
  24. IOBMAP L2 allocated at: c00000005fe00000
  25. Using PA Semi PWRficient machine description
  26. Page sizes from device-tree:
  27. base_shift=12: shift=12, sllp=0x0000, avpnm=0x00000000, tlbiel=1, penc=0
  28. base_shift=16: shift=16, sllp=0x0110, avpnm=0x00000000, tlbiel=1, penc=3
  29. base_shift=20: shift=20, sllp=0x0030, avpnm=0x00000000, tlbiel=0, penc=31
  30. base_shift=24: shift=24, sllp=0x0100, avpnm=0x00000001, tlbiel=0, penc=0
  31. Using 1TB segments
  32. Found initrd at 0xc000000010000000:0xc00000001072b400
  33. bootconsole [udbg0] enabled
  34. CPU maps initialized for 1 thread per core
  35. -> smp_release_cpus()
  36. spinning_secondaries = 0
  37. <- smp_release_cpus()
  38. Starting Linux ppc64 #13 SMP Tue Dec 1 14:36:54 PST 2015
  39. -----------------------------------------------------
  40. ppc64_pft_size = 0x0
  41. phys_mem_size = 0x60000000
  42. dcache_line_size = 0x40
  43. icache_line_size = 0x40
  44. cpu_features = 0x0800020018500048
  45. possible = 0x1f7fffef18500649
  46. always = 0x0000000018100040
  47. cpu_user_features = 0xdc000802 0x00000000
  48. mmu_features = 0x6e000001
  49. firmware_features = 0x0000000000000000
  50. htab_address = 0xc00000005c000000
  51. htab_hash_mask = 0x3ffff
  52. -----------------------------------------------------
  53. <- setup_system()
  54. Initializing cgroup subsys cpuset
  55. Initializing cgroup subsys cpu
  56. Initializing cgroup subsys cpuacct
  57. Linux version 4.2.3 (root@cyrus) (gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2) ) #13 SMP Tue Dec 1 14:36:54 PST 2015
  58. Found PA-PXP PCI host bridge.
  59. PCI host bridge /pxp@0,80000000 (primary) ranges:
  60. IO 0x00000000fc800000..0x00000000fcffffff -> 0x0000000000000000
  61. MEM 0x0000000080000000..0x00000000e00fffff -> 0x0000000080000000
  62. MEM 0x00000000fd800000..0x00000000fd800fff -> 0x00000000fd800000
  63. Zone ranges:
  64. DMA [mem 0x0000000000000000-0x000000005fffffff]
  65. DMA32 empty
  66. Normal empty
  67. Movable zone start for each node
  68. Early memory node ranges
  69. node 0: [mem 0x0000000000000000-0x000000005fffffff]
  70. Initmem setup node 0 [mem 0x0000000000000000-0x000000005fffffff]
  71. PERCPU: Embedded 19 pages/cpu @c00000005e700000 s37272 r0 d40552 u524288
  72. Built 1 zonelists in Zone order, mobility grouping on. Total pages: 387840
  73. Kernel command line: console=ttyS0,115200n8 earlyprintk=serial,uart0,115200 root=/dev/sda2
  74. PID hash table entries: 4096 (order: 3, 32768 bytes)
  75. Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
  76. Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
  77. Sorting __ex_table...
  78. Memory: 1416588K/1572864K available (13844K kernel code, 1724K rwdata, 5704K rodata, 456K init, 1346K bss, 156276K reserved, 0K cma-reserved)
  79. SLUB: HWalign=128, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
  80. Hierarchical RCU implementation.
  81. Additional per-CPU info printed with stalls.
  82. Build-time adjustment of leaf fanout to 64.
  83. RCU restricting CPUs from NR_CPUS=24 to nr_cpu_ids=2.
  84. RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2
  85. NR_IRQS:512 nr_irqs:512 16
  86. mpic: Setting up MPIC "PASEMI-OPIC" version 1.3 at fc000000, max 2 CPUs
  87. mpic: ISU size: 1024, shift: 10, mask: 3ff
  88. mpic: Initializing for 1024 sources
  89. clocksource: timebase: mask: 0xffffffffffffffff max_cycles: 0xf6018975a, max_idle_ns: 440795204712 ns
  90. clocksource: timebase mult[f000003] shift[24] registered
  91. Console: colour dummy device 80x25
  92. pid_max: default: 32768 minimum: 301
  93. Mount-cache hash table entries: 4096 (order: 3, 32768 bytes)
  94. Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes)
  95. mpic: requesting IPIs...
  96. Brought up 2 CPUs
  97. devtmpfs: initialized
  98. EEH: devices created
  99. clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
  100. xor: measuring software checksum speed
  101. 8regs : 925.000 MB/sec
  102. 8regs_prefetch: 780.000 MB/sec
  103. 32regs : 976.000 MB/sec
  104. 32regs_prefetch: 863.000 MB/sec
  105. altivec : 1650.000 MB/sec
  106. xor: using function: altivec (1650.000 MB/sec)
  107. NET: Registered protocol family 16
  108. eeh_init: Platform EEH operation not found
  109. PCI: Probing PCI hardware
  110. PCI host bridge to bus 0000:00
  111. pci_bus 0000:00: root bus resource [io 0x10000-0x80ffff] (bus address [0x0000-0x7fffff])
  112. pci_bus 0000:00: root bus resource [mem 0x80000000-0xe00fffff]
  113. pci_bus 0000:00: root bus resource [mem 0xfd800000-0xfd800fff]
  114. pci_bus 0000:00: root bus resource [bus 00-ff]
  115. IOMMU table initialized, virtual merging enabled
  116. pci 0000:00:10.0: PCI bridge to [bus 01]
  117. pci 0000:00:10.1: PCI bridge to [bus 02]
  118. pci 0000:00:10.2: PCI bridge to [bus 03]
  119. pci 0000:00:10.3: PCI bridge to [bus 04]
  120. pci 0000:05:00.0: disabling ASPM on pre-1.1 PCIe device. You can enable it with 'pcie_aspm=force'
  121. pci 0000:00:11.0: PCI bridge to [bus 05]
  122. pci 0000:00:11.1: PCI bridge to [bus 06]
  123. pci 0000:07:00.0: disabling ASPM on pre-1.1 PCIe device. You can enable it with 'pcie_aspm=force'
  124. pci 0000:00:11.2: PCI bridge to [bus 07-09]
  125. pci 0000:07:00.0: PCI bridge to [bus 08-09]
  126. pci 0000:08:00.0: PCI bridge to [bus 09]
  127. pci 0000:00:11.3: PCI bridge to [bus 0a]
  128. pci 0000:00:10.0: BAR 9: assigned [mem 0x80000000-0x801fffff 64bit pref]
  129. pci 0000:00:11.0: BAR 9: assigned [mem 0x80200000-0x803fffff 64bit pref]
  130. pci 0000:00:11.1: BAR 8: assigned [mem 0x80400000-0x805fffff]
  131. pci 0000:00:11.1: BAR 9: assigned [mem 0x80600000-0x807fffff 64bit pref]
  132. pci 0000:00:11.1: BAR 7: assigned [io 0x13000-0x13fff]
  133. pci 0000:00:10.0: PCI bridge to [bus 01]
  134. pci 0000:00:10.0: bridge window [io 0x11000-0x11fff]
  135. pci 0000:00:10.0: bridge window [mem 0x90000000-0xa00fffff]
  136. pci 0000:00:10.0: bridge window [mem 0x80000000-0x801fffff 64bit pref]
  137. pci 0000:00:10.1: PCI bridge to [bus 02]
  138. pci 0000:00:10.2: PCI bridge to [bus 03]
  139. pci 0000:00:10.3: PCI bridge to [bus 04]
  140. pci 0000:00:11.0: PCI bridge to [bus 05]
  141. pci 0000:00:11.0: bridge window [io 0x12000-0x12fff]
  142. pci 0000:00:11.0: bridge window [mem 0xa0100000-0xa02fffff]
  143. pci 0000:00:11.0: bridge window [mem 0x80200000-0x803fffff 64bit pref]
  144. pci 0000:00:11.1: PCI bridge to [bus 06]
  145. pci 0000:00:11.1: bridge window [io 0x13000-0x13fff]
  146. pci 0000:00:11.1: bridge window [mem 0x80400000-0x805fffff]
  147. pci 0000:00:11.1: bridge window [mem 0x80600000-0x807fffff 64bit pref]
  148. pci 0000:08:00.0: PCI bridge to [bus 09]
  149. pci 0000:08:00.0: bridge window [mem 0xa0400000-0xa04fffff]
  150. pci 0000:07:00.0: PCI bridge to [bus 08-09]
  151. pci 0000:07:00.0: bridge window [mem 0xa0400000-0xa04fffff]
  152. pci 0000:00:11.2: PCI bridge to [bus 07-09]
  153. pci 0000:00:11.2: bridge window [mem 0xa0300000-0xa04fffff]
  154. pci 0000:00:11.3: PCI bridge to [bus 0a]
  155. raid6: altivecx1 gen() 643 MB/s
  156. raid6: altivecx2 gen() 816 MB/s
  157. raid6: altivecx4 gen() 885 MB/s
  158. raid6: altivecx8 gen() 914 MB/s
  159. raid6: int64x1 gen() 274 MB/s
  160. raid6: int64x1 xor() 139 MB/s
  161. raid6: int64x2 gen() 453 MB/s
  162. raid6: int64x2 xor() 250 MB/s
  163. raid6: int64x4 gen() 499 MB/s
  164. raid6: int64x4 xor() 316 MB/s
  165. raid6: int64x8 gen() 359 MB/s
  166. raid6: int64x8 xor() 266 MB/s
  167. raid6: using algorithm altivecx8 gen() 914 MB/s
  168. raid6: using intx1 recovery algorithm
  169. vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
  170. vgaarb: loaded
  171. vgaarb: bridge control possible 0000:01:00.0
  172. SCSI subsystem initialized
  173. usbcore: registered new interface driver usbfs
  174. usbcore: registered new interface driver hub
  175. usbcore: registered new device driver usb
  176. pps_core: LinuxPPS API ver. 1 registered
  177. pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <[email protected]>
  178. PTP clock support registered
  179. EDAC MC: Ver: 3.0.0
  180. Advanced Linux Sound Architecture Driver Initialized.
  181. clocksource: Switched to clocksource timebase
  182. NET: Registered protocol family 2
  183. TCP established hash table entries: 16384 (order: 5, 131072 bytes)
  184. TCP bind hash table entries: 16384 (order: 6, 262144 bytes)
  185. TCP: Hash tables configured (established 16384 bind 16384)
  186. UDP hash table entries: 1024 (order: 3, 32768 bytes)
  187. UDP-Lite hash table entries: 1024 (order: 3, 32768 bytes)
  188. NET: Registered protocol family 1
  189. RPC: Registered named UNIX socket transport module.
  190. RPC: Registered udp transport module.
  191. RPC: Registered tcp transport module.
  192. RPC: Registered tcp NFSv4.1 backchannel transport module.
  193. Trying to unpack rootfs image as initramfs...
  194. Freeing initrd memory: 7340K (c000000010000000 - c00000001072b000)
  195. Hypercall H_BEST_ENERGY not supported
  196. libphy: pasemi gpio mdio bus: probed
  197. futex hash table entries: 512 (order: 4, 65536 bytes)
  198. HugeTLB registered 64 KB page size, pre-allocated 0 pages
  199. HugeTLB registered 1 MB page size, pre-allocated 0 pages
  200. HugeTLB registered 16 MB page size, pre-allocated 0 pages
  201. squashfs: version 4.0 (2009/01/31) Phillip Lougher
  202. NFS: Registering the id_resolver key type
  203. Key type id_resolver registered
  204. Key type id_legacy registered
  205. ntfs: driver 2.1.32 [Flags: R/O].
  206. jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
  207. fuse init (API version 7.23)
  208. Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
  209. io scheduler noop registered
  210. io scheduler deadline registered
  211. io scheduler cfq registered (default)
  212. pcieport 0000:00:10.0: Signaling PME through PCIe PME interrupt
  213. pci 0000:01:00.0: Signaling PME through PCIe PME interrupt
  214. pci 0000:01:00.1: Signaling PME through PCIe PME interrupt
  215. pcieport 0000:00:10.1: Signaling PME through PCIe PME interrupt
  216. pcieport 0000:00:10.2: Signaling PME through PCIe PME interrupt
  217. pcieport 0000:00:10.3: Signaling PME through PCIe PME interrupt
  218. pcieport 0000:00:11.0: Signaling PME through PCIe PME interrupt
  219. pci 0000:05:00.0: Signaling PME through PCIe PME interrupt
  220. pcieport 0000:00:11.1: Signaling PME through PCIe PME interrupt
  221. pcieport 0000:00:11.2: Signaling PME through PCIe PME interrupt
  222. pci 0000:07:00.0: Signaling PME through PCIe PME interrupt
  223. pci 0000:08:00.0: Signaling PME through PCIe PME interrupt
  224. pci 0000:09:08.0: Signaling PME through PCIe PME interrupt
  225. pci 0000:09:08.1: Signaling PME through PCIe PME interrupt
  226. pci 0000:09:08.2: Signaling PME through PCIe PME interrupt
  227. pci 0000:09:0b.0: Signaling PME through PCIe PME interrupt
  228. pcieport 0000:00:11.3: Signaling PME through PCIe PME interrupt
  229. Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
  230. console [ttyS0] disabled
  231. serial8250.0: ttyS0 at I/O 0x8003f8 (irq = 73, base_baud = 8333333) is a 16550A
  232. console [ttyS0] enabled
  233. console [ttyS0] enabled
  234. bootconsole [udbg0] disabled
  235. bootconsole [udbg0] disabled
  236. serial8250.0: ttyS1 at I/O 0x8002f8 (irq = 74, base_baud = 8333333) is a 16550A
  237. console [ttyS0] disabled
  238. ▒console [ttyS0] enabled
  239. 0000:00:1d.1: ttyS1 at I/O 0x8002f8 (irq = 74, base_baud = 8333333) is a 16550A
  240. ePAPR hypervisor byte channel driver
  241. Registering PA Semi RNG
  242. pseries_rng: Registering IBM pSeries RNG driver
  243. [drm] Initialized drm 1.1.0 20060810
  244. [drm] radeon kernel modesetting enabled.
  245. [drm] initializing kernel modesetting (RV630 0x1002:0x9588 0x1092:0x0770).
  246. [drm] register mmio base: 0xA0020000
  247. [drm] register mmio size: 65536
  248. ATOM BIOS: DM
  249. [drm] GPU not posted. posting now...
  250. radeon 0000:01:00.0: VRAM: 512M 0x0000000000000000 - 0x000000001FFFFFFF (512M used)
  251. radeon 0000:01:00.0: GTT: 512M 0x0000000020000000 - 0x000000003FFFFFFF
  252. [drm] Detected VRAM RAM=512M, BAR=256M
  253. [drm] RAM width 128bits DDR
  254. [TTM] Zone kernel: Available graphics memory: 745450 kiB
  255. [TTM] Initializing pool allocator
  256. [TTM] Initializing DMA pool allocator
  257. [drm] radeon: 512M of VRAM memory ready
  258. [drm] radeon: 512M of GTT memory ready.
  259. [drm] Loading RV630 Microcode
  260. radeon 0000:01:00.0: Direct firmware load for radeon/R600_rlc.bin failed with error -2
  261. r600_cp: Failed to load firmware "radeon/R600_rlc.bin"
  262. [drm:.r600_init] *ERROR* Failed to load firmware!
  263. radeon 0000:01:00.0: Fatal error during GPU init
  264. [drm] radeon: finishing device.
  265. [TTM] Finalizing pool allocator
  266. [TTM] Finalizing DMA pool allocator
  267. [TTM] Zone kernel: Used memory at exit: 0 kiB
  268. [drm] radeon: ttm finalized
  269. radeon: probe of 0000:01:00.0 failed with error -2
  270. brd: module loaded
  271. loop: module loaded
  272. Loading iSCSI transport class v2.0-870.
  273. iscsi: registered transport (tcp)
  274. sata_mv: Highpoint RocketRAID BIOS CORRUPTS DATA on all attached drives, regardless of if/how they are configured. BEWARE!
  275. sata_mv: For data safety, do not use sectors 8-9 on "Legacy" drives, and avoid the final two gigabytes on all RocketRAID BIOS initialized drives.
  276. sata_mv 0000:05:00.0: Gen-IIE 32 slots 4 ports SCSI mode IRQ via INTx
  277. scsi host0: sata_mv
  278. scsi host1: sata_mv
  279. scsi host2: sata_mv
  280. scsi host3: sata_mv
  281. ata1: SATA max UDMA/133 mmio m1048576@0xa0100000 port 0xa0122000 irq 51
  282. ata2: SATA max UDMA/133 mmio m1048576@0xa0100000 port 0xa0124000 irq 51
  283. ata3: SATA max UDMA/133 mmio m1048576@0xa0100000 port 0xa0126000 irq 51
  284. ata4: SATA max UDMA/133 mmio m1048576@0xa0100000 port 0xa0128000 irq 51
  285. libphy: Fixed MDIO Bus: probed
  286. e1000e: Intel(R) PRO/1000 Network Driver - 3.2.5-k
  287. e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  288. PA Semi PWRficient DMA library initialized (20 tx, 64 rx channels)
  289. eth0: PA Semi GMAC: intf 4, hw addr 00:14:1e:fd:09:bc
  290. eth1: PA Semi GMAC: intf 5, hw addr 00:14:1e:fd:09:bd
  291. pasemi_mac 0000:00:15.0: no mac address in device tree, not configuring
  292. ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  293. ehci-pci: EHCI PCI platform driver
  294. ehci-pci 0000:09:08.2: EHCI Host Controller
  295. ehci-pci 0000:09:08.2: new USB bus registered, assigned bus number 1
  296. ehci-pci 0000:09:08.2: irq 51, io mem 0xa0406800
  297. ehci-pci 0000:09:08.2: USB 2.0 started, EHCI 0.95
  298. hub 1-0:1.0: USB hub found
  299. hub 1-0:1.0: 5 ports detected
  300. ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  301. ohci-pci: OHCI PCI platform driver
  302. ohci-pci 0000:09:08.0: OHCI PCI host controller
  303. ohci-pci 0000:09:08.0: new USB bus registered, assigned bus number 2
  304. ohci-pci 0000:09:08.0: irq 49, io mem 0xa0405000
  305. ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
  306. ata1.00: ATA-8: WDC WD10EACS-00ZJB0, 01.01B01, max UDMA/133
  307. ata1.00: 1953525168 sectors, multi 0: LBA48 NCQ (depth 31/32)
  308. ata1.00: configured for UDMA/133
  309. scsi 0:0:0:0: Direct-Access ATA WDC WD10EACS-00Z 1B01 PQ: 0 ANSI: 5
  310. sd 0:0:0:0: [sda] 1953525168 512-byte logical blocks: (1.00 TB/931 GiB)
  311. sd 0:0:0:0: [sda] Write Protect is off
  312. sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
  313. sd 0:0:0:0: Attached scsi generic sg0 type 0
  314. sda: sda1 sda2
  315. sd 0:0:0:0: [sda] Attached SCSI disk
  316. hub 2-0:1.0: USB hub found
  317. hub 2-0:1.0: 3 ports detected
  318. ohci-pci 0000:09:08.1: OHCI PCI host controller
  319. ohci-pci 0000:09:08.1: new USB bus registered, assigned bus number 3
  320. ohci-pci 0000:09:08.1: irq 50, io mem 0xa0404000
  321. ata2: SATA link down (SStatus 0 SControl 300)
  322. ata3: SATA link down (SStatus 0 SControl 300)
  323. hub 3-0:1.0: USB hub found
  324. hub 3-0:1.0: 2 ports detected
  325. usbcore: registered new interface driver usb-storage
  326. i2c /dev entries driver
  327. device-mapper: ioctl: 4.33.0-ioctl (2015-8-18) initialised: [email protected]
  328. sdhci: Secure Digital Host Controller Interface driver
  329. sdhci: Copyright(c) Pierre Ossman
  330. usbcore: registered new interface driver ushc
  331. usbcore: registered new interface driver usbhid
  332. usbhid: USB HID core driver
  333. snd_hda_intel 0000:01:00.1: Force to snoop mode by module option
  334. ipip: IPv4 over IPv4 tunneling driver
  335. Initializing XFRM netlink socket
  336. NET: Registered protocol family 10
  337. Unable to handle kernel paging request for data at address 0x00000000
  338. Faulting instruction address: 0xc00000000003601c
  339. sit: IPv6 over IPv4 tunneling driver
  340. NET: Registered protocol family 17
  341. NET: Registered protocol family 15
  342. Key type dns_resolver registered
  343. Using PA6T idle loop (spin)
  344. Btrfs loaded
  345. hctosys: unable to open rtc device (rtc0)
  346. ALSA device list:
  347. No soundcards found.
  348. Oops: Kernel access of bad area, sig: 11 [#1]
  349. SMP NR_CPUS=24 PA Semi PWRficient
  350. Modules linked in:
  351. CPU: 0 PID: 530 Comm: kworker/0:1 Not tainted 4.2.3 #13
  352. Workqueue: events .azx_probe_work
  353. task: c000000057931500 ti: c00000005786c000 task.ti: c00000005786c000
  354. NIP: c00000000003601c LR: c00000000050d4c8 CTR: c00000000005f430
  355. REGS: c00000005786f680 TRAP: 0300 Not tainted (4.2.3)
  356. MSR: 9000000000009032 <SF,HV,EE,ME,IR,DR,RI> CR: 24002202 XER: 20000000
  357. DAR: 0000000000000000 DSISR: 40000000 SOFTE: 1
  358. GPR00: c00000000050d4c8 c00000005786f900 c000000001533f00 c0000000572e0800
  359. GPR04: 0000000000000001 00000000fffffffe 0000000000000000 0000000000000000
  360. GPR08: 0000000000000000 0000000000000000 0080000000000031 c00000005b08d099
  361. GPR12: 0000000024000802 c00000000fffb000 c0000000000889d0 c00000005715b540
  362. GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
  363. GPR20: 0000000000000001 0000000000000001 c000000057540a98 0000000000000001
  364. GPR24: 0000000000000000 0000000000000001 0000000000100000 0000000000200000
  365. GPR28: c0000000572e0800 c0000000572e0ec8 c0000000572e0800 c0000000572e0eb0
  366. NIP [c00000000003601c] .arch_teardown_msi_irqs+0x1c/0x40
  367. LR [c00000000050d4c8] .free_msi_irqs+0xb8/0x200
  368. Call Trace:
  369. [c00000005786f970] [c00000000050d4c8] .free_msi_irqs+0xb8/0x200
  370. [c00000005786fa10] [c00000000050e064] .pci_enable_msi_range+0x354/0x4a0
  371. [c00000005786faf0] [c000000000bea778] .azx_probe_continue+0x588/0x7b0
  372. [c00000005786fba0] [c000000000081240] .process_one_work+0x1b0/0x4c0
  373. [c00000005786fc40] [c0000000000816d0] .worker_thread+0x180/0x650
  374. [c00000005786fd30] [c000000000088ad4] .kthread+0x104/0x130
  375. [c00000005786fe30] [c0000000000093a8] .ret_from_kernel_thread+0x58/0xb0
  376. Instruction dump:
  377. 60000000 3860ffda 4bffffc0 60000000 60000000 7c0802a6 f8010010 f821ff91
  378. e9230010 e92900c8 e92900f0 f8410028 <e9490000> 7d4903a6 e8490008 4e800421
  379. ---[ end trace fd498eb6f12c77bf ]---
  380.  
  381. Unable to handle kernel paging request for data at address 0xffffffffffffffd8
  382. Faulting instruction address: 0xc0000000000890e4
  383. Oops: Kernel access of bad area, sig: 11 [#2]
  384. SMP NR_CPUS=24 PA Semi PWRficient
  385. Modules linked in:
  386. CPU: 0 PID: 530 Comm: kworker/0:1 Tainted: G D 4.2.3 #13
  387. task: c000000057931500 ti: c00000005786c000 task.ti: c00000005786c000
  388. NIP: c0000000000890e4 LR: c000000000082188 CTR: c00000000009ecd0
  389. REGS: c00000005786efc0 TRAP: 0300 Tainted: G D (4.2.3)
  390. MSR: 9000000000009032 <SF,HV,EE,ME,IR,DR,RI> CR: 42002248 XER: 00000000
  391. DAR: ffffffffffffffd8 DSISR: 40000000 SOFTE: 0
  392. GPR00: c000000000d6288c c00000005786f240 c000000001533f00 c000000057931500
  393. GPR04: 0000000000000000 0000000000000001 c00000005e709d05 000000000000000b
  394. GPR08: 0000000000000001 0000000000000000 0000000000000000 0000000000000000
  395. GPR12: 0000000042002244 c00000000fffb000 c0000000000889d0 c00000005715b540
  396. GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
  397. GPR20: 0000000000000001 0000000000000001 c000000057540a98 c000000057931500
  398. GPR24: c00000000153b920 0000000000000000 000000005d378000 0000000000000000
  399. GPR28: c00000000138ff80 c000000057931500 c00000005e707f80 0000000000000000
  400. NIP [c0000000000890e4] .kthread_data+0x4/0x10
  401. LR [c000000000082188] .wq_worker_sleeping+0x18/0xf0
  402. Call Trace:
  403. [c00000005786f240] [c00000000007fc88] .__queue_work+0x168/0x380 (unreliable)
  404. [c00000005786f2c0] [c000000000d6288c] .__schedule+0x42c/0x630
  405. [c00000005786f380] [c000000000d62ac4] .schedule+0x34/0xb0
  406. [c00000005786f400] [c000000000066f14] .do_exit+0x744/0xb30
  407. [c00000005786f4f0] [c0000000000191c4] .die+0x2a4/0x380
  408. [c00000005786f590] [c000000000037668] .bad_page_fault+0xc8/0x140
  409. [c00000005786f610] [c000000000008600] handle_page_fault+0x2c/0x30
  410. --- interrupt: 300 at .arch_teardown_msi_irqs+0x1c/0x40
  411. LR = .free_msi_irqs+0xb8/0x200
  412. [c00000005786f900] [0000000000000000] (null) (unreliable)
  413. [c00000005786f970] [c00000000050d4c8] .free_msi_irqs+0xb8/0x200
  414. [c00000005786fa10] [c00000000050e064] .pci_enable_msi_range+0x354/0x4a0
  415. [c00000005786faf0] [c000000000bea778] .azx_probe_continue+0x588/0x7b0
  416. [c00000005786fba0] [c000000000081240] .process_one_work+0x1b0/0x4c0
  417. [c00000005786fc40] [c0000000000816d0] .worker_thread+0x180/0x650
  418. [c00000005786fd30] [c000000000088ad4] .kthread+0x104/0x130
  419. [c00000005786fe30] [c0000000000093a8] .ret_from_kernel_thread+0x58/0xb0
  420. Instruction dump:
  421. 38210090 7fc3f378 e8010010 eba1ffe8 ebc1fff0 ebe1fff8 7c0803a6 4e800020
  422. 60000000 60000000 60000000 e92303c0 <e869ffd8> 4e800020 60000000 7c0802a6
  423. ---[ end trace fd498eb6f12c77c0 ]---
  424.  
  425. Fixing recursive fault but reboot is needed!
  426. INFO: rcu_sched detected stalls on CPUs/tasks:
  427. 0: (6 ticks this GP) idle=be1/140000000000000/0 softirq=765/765 fqs=5151
  428. (detected by 1, t=5252 jiffies, g=-210, c=-211, q=197)
  429. Task dump for CPU 0:
  430. kworker/0:1 D 0000000000000000 0 530 0 0x00000804
  431. Call Trace:
  432. [c00000005786f890] [c00000005786f940] 0xc00000005786f940 (unreliable)
  433. [c00000005786f930] [c00000005786f9e0] 0xc00000005786f9e0
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