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Mar 31st, 2012
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  1. Mar 31 18:43:17 storage2 kernel: [118144.356588] BUG: unable to handle kernel NULL pointer dereference at 0000000000000088
  2. Mar 31 18:43:17 storage2 kernel: [118144.356640] IP: [<ffffffffa03aca39>] transport_free_dev_tasks+0xc6/0xe0 [target_core_mod]
  3. Mar 31 18:43:17 storage2 kernel: [118144.356695] PGD 0
  4. Mar 31 18:43:17 storage2 kernel: [118144.356718] Oops: 0000 [#1] SMP
  5. Mar 31 18:43:17 storage2 kernel: [118144.356746] CPU 2
  6. Mar 31 18:43:17 storage2 kernel: [118144.356750] Modules linked in: crc32c target_core_pscsi target_core_file target_core_iblock iscsi_target_mod target_core_mod configfs iptable_filter ip_tables x_tables ipmi_si ipmi_devintf ipmi_msghandler drbd lru_cache cn dm_mod e1000e nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc loop snd_pcm snd_page_alloc snd_timer snd soundcore i2c_i801 sr_mod iTCO_wdt cdrom psmouse i2c_core pcspkr button evdev joydev iTCO_vendor_support serio_raw processor thermal_sys ext4 crc16 jbd2 mbcache usb_storage usbhid hid raid10 raid1 md_mod sd_mod crc_t10dif ahci libahci ehci_hcd libata scsi_mod usbcore usb_common [last unloaded: e1000e]
  7. Mar 31 18:43:17 storage2 kernel: [118144.357102]
  8. Mar 31 18:43:17 storage2 kernel: [118144.357123] Pid: 29805, comm: iscsi_trx Not tainted 3.2.0-2-amd64 #1 Supermicro X9SCL/X9SCM/X9SCL/X9SCM
  9. Mar 31 18:43:17 storage2 kernel: [118144.357178] RIP: 0010:[<ffffffffa03aca39>] [<ffffffffa03aca39>] transport_free_dev_tasks+0xc6/0xe0 [target_core_mod]
  10. Mar 31 18:43:17 storage2 kernel: [118144.357231] RSP: 0018:ffff8802343e3d50 EFLAGS: 00010246
  11. Mar 31 18:43:17 storage2 kernel: [118144.357258] RAX: 0000000000000000 RBX: ffff880207dffd00 RCX: ffff880207dffee8
  12. Mar 31 18:43:17 storage2 kernel: [118144.357303] RDX: dead000000200200 RSI: 0000000000000286 RDI: ffff88023445a5c0
  13. Mar 31 18:43:17 storage2 kernel: [118144.357348] RBP: ffff88023445a5f8 R08: ffff8802343e3d50 R09: ffff880207dfff20
  14. Mar 31 18:43:17 storage2 kernel: [118144.357392] R10: ffff880233cdf400 R11: ffff880233cdf400 R12: ffff8802343e3d50
  15. Mar 31 18:43:17 storage2 kernel: [118144.357436] R13: ffff88023445a5c0 R14: 0000000000000008 R15: ffff880233cdf530
  16. Mar 31 18:43:17 storage2 kernel: [118144.357481] FS: 0000000000000000(0000) GS:ffff88023fd00000(0000) knlGS:0000000000000000
  17. Mar 31 18:43:17 storage2 kernel: [118144.357526] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  18. Mar 31 18:43:17 storage2 kernel: [118144.357554] CR2: 0000000000000088 CR3: 0000000001605000 CR4: 00000000000406e0
  19. Mar 31 18:43:17 storage2 kernel: [118144.357599] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  20. Mar 31 18:43:17 storage2 kernel: [118144.357643] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  21. Mar 31 18:43:17 storage2 kernel: [118144.357688] Process iscsi_trx (pid: 29805, threadinfo ffff8802343e2000, task ffff88021197d8d0)
  22. Mar 31 18:43:17 storage2 kernel: [118144.357735] Stack:
  23. Mar 31 18:43:17 storage2 kernel: [118144.357756] ffff8802343e3d50 ffff8802343e3d50 ffff88023578c668 ffff880207dffd00
  24. Mar 31 18:43:17 storage2 kernel: [118144.357809] ffff880234311a00 ffff880233cdf6d0 ffff880233cdf530 ffffffffa03addc8
  25. Mar 31 18:43:17 storage2 kernel: [118144.357861] ffff880233cdf400 ffffffffa03eec9a 0000000000000030 0000000100000001
  26. Mar 31 18:43:17 storage2 kernel: [118144.357914] Call Trace:
  27. Mar 31 18:43:17 storage2 kernel: [118144.357940] [<ffffffffa03addc8>] ? transport_generic_free_cmd+0x5c/0x65 [target_core_mod]
  28. Mar 31 18:43:17 storage2 kernel: [118144.357990] [<ffffffffa03eec9a>] ? iscsit_close_connection+0x120/0x4e0 [iscsi_target_mod]
  29. Mar 31 18:43:17 storage2 kernel: [118144.358040] [<ffffffffa03ee6cf>] ? iscsi_target_rx_thread+0x1993/0x19df [iscsi_target_mod]
  30. Mar 31 18:43:17 storage2 kernel: [118144.358089] [<ffffffff8100d02f>] ? load_TLS+0x7/0xa
  31. Mar 31 18:43:17 storage2 kernel: [118144.358116] [<ffffffff8100d6a3>] ? __switch_to+0x133/0x258
  32. Mar 31 18:43:17 storage2 kernel: [118144.358146] [<ffffffffa03ecd3c>] ? iscsit_thread_get_cpumask+0x88/0x88 [iscsi_target_mod]
  33. Mar 31 18:43:17 storage2 kernel: [118144.358194] [<ffffffff8105ef3d>] ? kthread+0x76/0x7e
  34. Mar 31 18:43:17 storage2 kernel: [118144.358223] [<ffffffff81350174>] ? kernel_thread_helper+0x4/0x10
  35. Mar 31 18:43:17 storage2 kernel: [118144.358252] [<ffffffff8105eec7>] ? kthread_worker_fn+0x139/0x139
  36. Mar 31 18:43:17 storage2 kernel: [118144.358282] [<ffffffff81350170>] ? gs_change+0x13/0x13
  37. Mar 31 18:43:17 storage2 kernel: [118144.358308] Code: 00 4c 8d 6d c8 74 0e 48 3b bb 10 02 00 00 74 05 e8 ea db d3 e0 48 89 ef e8 b5 f2 ff ff 48 8b 43 78 4c 89 ef 48 8b 80 90 02 00 00 <ff> 90 88 00 00 00 48 8b 2c 24 4c 39 e5 75 bc 48 83 c4 18 5b 5d
  38. Mar 31 18:43:17 storage2 kernel: [118144.358502] RIP [<ffffffffa03aca39>] transport_free_dev_tasks+0xc6/0xe0 [target_core_mod]
  39. Mar 31 18:43:17 storage2 kernel: [118144.358552] RSP <ffff8802343e3d50>
  40. Mar 31 18:43:17 storage2 kernel: [118144.358575] CR2: 0000000000000088
  41. Mar 31 18:43:17 storage2 kernel: [118144.358998] ---[ end trace 6d0ad03eb1ad89ea ]---
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