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Sep 20th, 2022
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  1.  
  2. [ 584.980255][T16808] dw2102: i2c wr: len=66 is too big!
  3. [ 584.980255][T16808]
  4. 16:05:44 executing program 1:
  5. r0 = syz_open_dev$I2C(&(0x7f0000000100)='/dev/i2c-1', 0x0, 0x0)
  6. ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000002180)={&(0x7f0000002140)=[{0x0, 0x0, 0x42, &(0x7f0000000080)="d61583629d052688a62e24d65cb3739ebe3b2a72b6e42e1d1dd59f5db788ccef6116a4be8969d59472018c86a6c1bc4b8c7ac82bc8e50809a40e9a3ab08a8198efcd"}], 0x1})
  7.  
  8. [ 585.033768][T16810] dw2102: i2c wr: len=66 is too big!
  9. [ 585.033768][T16810]
  10. 16:05:44 executing program 1:
  11. r0 = syz_open_dev$I2C(&(0x7f0000000100)='/dev/i2c-1', 0x0, 0x0)
  12. ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000002180)={&(0x7f0000002140)=[{0x0, 0x0, 0x42, &(0x7f0000000080)="d61583629d052688a62e24d65cb3739ebe3b2a72b6e42e1d1dd59f5db788ccef6116a4be8969d59472018c86a6c1bc4b8c7ac82bc8e50809a40e9a3ab08a8198efcd"}], 0x1})
  13.  
  14. [ 585.087238][T16812] dw2102: i2c wr: len=66 is too big!
  15. [ 585.087238][T16812]
  16. [ 585.103656][ T2960] dvb-usb: bulk message failed: -22 (1/0)
  17. [ 585.104353][ T2960] dw2102: i2c transfer failed.
  18. 16:05:44 executing program 1:
  19. r0 = syz_open_dev$I2C(&(0x7f0000000100)='/dev/i2c-1', 0x0, 0x0)
  20. ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000002180)={&(0x7f0000002140)=[{0x1900, 0x0, 0x0, 0x0}], 0x1})
  21.  
  22. [ 585.141584][T16814] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
  23. [ 585.142852][T16814] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
  24. [ 585.143672][T16814] CPU: 1 PID: 16814 Comm: syz-executor.1 Not tainted 6.0.0-rc4+ #20
  25. [ 585.144753][T16814] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
  26. [ 585.146926][T16814] RIP: 0010:su3000_i2c_transfer+0x796/0xb00
  27. [ 585.147558][T16814] Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 5b 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 5b 08 48 89 da 48 c1 ea 03 <0f> b6 04 02 48 89 da 83 e2 07 38 d0 7f 08 84 c0 0f 85 38 02 00 00
  28. [ 585.149913][T16814] RSP: 0018:ffffc90018c8fcd8 EFLAGS: 00010212
  29. [ 585.151044][T16814] RAX: dffffc0000000000 RBX: 0000000000000010 RCX: 0000000000040000
  30. [ 585.151656][T16814] RDX: 0000000000000002 RSI: ffff888017691d40 RDI: ffff888064450f08
  31. [ 585.152402][T16814] RBP: ffff88802429bd00 R08: ffffffff861e5272 R09: 0000000000001a00
  32. [ 585.153041][T16814] R10: 0000000000000003 R11: fffffbfff1d34742 R12: ffff888024534000
  33. [ 585.153907][T16814] R13: ffff888024534fc0 R14: ffff888024534ea0 R15: 0000000000001900
  34. [ 585.154771][T16814] FS: 00007f4a477eb700(0000) GS:ffff88807ec00000(0000) knlGS:0000000000000000
  35. [ 585.155679][T16814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  36. [ 585.156372][T16814] CR2: 00007f4a4719d060 CR3: 0000000064626000 CR4: 0000000000350ee0
  37. [ 585.157194][T16814] Call Trace:
  38. [ 585.157455][T16814] <TASK>
  39. [ 585.157694][T16814] __i2c_transfer+0x4c2/0x16a0
  40. [ 585.158195][T16814] i2c_transfer+0x1e6/0x3e0
  41. [ 585.158701][T16814] i2cdev_ioctl_rdwr.isra.0+0x2ea/0x6a0
  42. [ 585.159188][T16814] ? rhashtable_insert_slow+0x10/0x1cd0
  43. [ 585.159731][T16814] i2cdev_ioctl+0x488/0x7b0
  44. [ 585.160266][T16814] ? i2cdev_ioctl_rdwr.isra.0+0x6a0/0x6a0
  45. [ 585.160885][T16814] ? __fget_files+0x26b/0x430
  46. [ 585.161429][T16814] ? __sanitizer_cov_trace_pc+0x1a/0x40
  47. [ 585.162017][T16814] ? i2cdev_ioctl_rdwr.isra.0+0x6a0/0x6a0
  48. [ 585.162637][T16814] __x64_sys_ioctl+0x193/0x200
  49. [ 585.163154][T16814] do_syscall_64+0x35/0x80
  50. [ 585.163706][T16814] entry_SYSCALL_64_after_hwframe+0x63/0xcd
  51. [ 585.164420][T16814] RIP: 0033:0x7f4a470a80fd
  52. [ 585.164941][T16814] Code: 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
  53. [ 585.166683][T16814] RSP: 002b:00007f4a477eabf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
  54. [ 585.167368][T16814] RAX: ffffffffffffffda RBX: 00007f4a4719c340 RCX: 00007f4a470a80fd
  55. [ 585.167960][T16814] RDX: 0000000020002180 RSI: 0000000000000707 RDI: 0000000000000003
  56. [ 585.168551][T16814] RBP: 00007f4a4710b606 R08: 0000000000000000 R09: 0000000000000000
  57. [ 585.169122][T16814] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
  58. [ 585.169691][T16814] R13: 00007fff0c6db6ff R14: 00007fff0c6db8a0 R15: 00007f4a477ead80
  59. [ 585.170272][T16814] </TASK>
  60. [ 585.170507][T16814] Modules linked in:
  61. [ 585.194125][T16814] ---[ end trace 0000000000000000 ]---
  62. [ 585.194738][T16814] RIP: 0010:su3000_i2c_transfer+0x796/0xb00
  63. [ 585.195442][T16814] Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 5b 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 5b 08 48 89 da 48 c1 ea 03 <0f> b6 04 02 48 89 da 83 e2 07 38 d0 7f 08 84 c0 0f 85 38 02 00 00
  64. [ 585.197853][T16814] RSP: 0018:ffffc90018c8fcd8 EFLAGS: 00010212
  65. [ 585.198652][T16814] RAX: dffffc0000000000 RBX: 0000000000000010 RCX: 0000000000040000
  66. [ 585.199661][T16814] RDX: 0000000000000002 RSI: ffff888017691d40 RDI: ffff888064450f08
  67. [ 585.200646][T16814] RBP: ffff88802429bd00 R08: ffffffff861e5272 R09: 0000000000001a00
  68. [ 585.201675][T16814] R10: 0000000000000003 R11: fffffbfff1d34742 R12: ffff888024534000
  69. [ 585.202779][T16814] R13: ffff888024534fc0 R14: ffff888024534ea0 R15: 0000000000001900
  70. [ 585.211560][T16814] FS: 00007f4a477eb700(0000) GS:ffff88807ec00000(0000) knlGS:0000000000000000
  71. [ 585.212647][T16814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  72. [ 585.214453][T16814] CR2: 00007f18040450a8 CR3: 0000000064626000 CR4: 0000000000350ee0
  73. [ 585.215827][T16814] Kernel panic - not syncing: Fatal exception
  74. [ 585.216652][T16814] Kernel Offset: disabled
  75. [ 585.217099][T16814] Rebooting in 86400 seconds..
  76.  
  77. VM DIAGNOSIS:
  78. 00:05:45 Registers:
  79. info registers vcpu 0
  80. RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff896bab76 RDX=0000000000000001
  81. RSI=0000000000000000 RDI=ffffffff896ede0d RBP=0000000000000000 RSP=ffffffff8c807e00
  82. R8 =0000000000000000 R9 =ffffed1005986982 R10=ffff88802cc34c0b R11=ffffed1005986981
  83. R12=0000000000000000 R13=0000000000000000 R14=ffffffff8e9a3a10 R15=0000000000000000
  84. RIP=ffffffff896ed5ab RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1
  85. ES =0000 0000000000000000 00000000 00000000
  86. CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
  87. SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
  88. DS =0000 0000000000000000 00000000 00000000
  89. FS =0000 0000000000000000 00000000 00000000
  90. GS =0000 ffff88802cc00000 00000000 00000000
  91. LDT=0000 fffffe0000000000 00000000 00000000
  92. TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
  93. GDT= fffffe0000001000 0000007f
  94. IDT= fffffe0000000000 00000fff
  95. CR0=80050033 CR2=0000001b2eb22000 CR3=0000000013981000 CR4=00350ef0
  96. DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
  97. DR6=00000000ffff0ff0 DR7=0000000000000400
  98. EFER=0000000000000d01
  99. FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0
  100. FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
  101. FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
  102. FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
  103. FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
  104. XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000
  105. XMM02=0000000000000000415797b200000000 XMM03=00000000000000000000000000000000
  106. XMM04=732f6c61636f6c2f7273752f3d485441 XMM05=622f6c61636f6c2f7273752f3a6e6962
  107. XMM06=73752f3a6e6962732f7273752f3a6e69 XMM07=6e69622f3a6e6962732f3a6e69622f72
  108. XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
  109. XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
  110. XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
  111. XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
  112. info registers vcpu 1
  113. RAX=0000000000000030 RBX=0000000000000000 RCX=0000000000000000 RDX=00000000000003f8
  114. RSI=ffff888017691d40 RDI=ffffffff916c1f40 RBP=ffffffff916c1f00 RSP=ffffc90018c8f640
  115. R8 =ffffffff84624951 R9 =000000000000001f R10=0000000000000001 R11=ffffed1003216046
  116. R12=0000000000000000 R13=0000000000000030 R14=0000000000000000 R15=0000000000000010
  117. RIP=ffffffff8462497b RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
  118. ES =0000 0000000000000000 00000000 00000000
  119. CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
  120. SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
  121. DS =0000 0000000000000000 00000000 00000000
  122. FS =0000 00007f4a477eb700 00000000 00000000
  123. GS =0000 ffff88807ec00000 00000000 00000000
  124. LDT=0000 fffffe0000000000 00000000 00000000
  125. TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
  126. GDT= fffffe0000048000 0000007f
  127. IDT= fffffe0000000000 00000fff
  128. CR0=80050033 CR2=00007f4a4719d060 CR3=0000000064626000 CR4=00350ee0
  129. DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
  130. DR6=00000000ffff0ff0 DR7=0000000000000400
  131. EFER=0000000000000d01
  132. FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
  133. FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
  134. FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
  135. FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
  136. FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
  137. XMM00=00000000000f42400000000000000000 XMM01=000000000000000000000000000f4240
  138. XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
  139. XMM04=ff000000000000ff0000000000000000 XMM05=00000000000000000000000000000000
  140. XMM06=0000000000000000000000524f525245 XMM07=00000000000000000000000000000000
  141. XMM08=000000000000000000524f5252450040 XMM09=00000000000000000000000000000000
  142. XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
  143. XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
  144. XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
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