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iSCSI Target crash: msg#00178

Subject: iSCSI Target crash

Hello,

   Today my iSCSI target crashed. Maybe this is known problem and someone can tell me what happens ?

 

 

execute_task_management(1177) c3 6 ffffffff

wthread_queue(20) 87 f4fc52e8 1 25 0 8 2b c1

wthread_queue(23) 0

BUG at /usr/src/iscsitarget-0.4.13/kernel/wthread.c:24 assert(list_empty(&cmnd->list))

 [<f8b39b2f>] wthread_queue+0x8f/0xcf [iscsi_trgt]

 [<f8b386a8>] iscsi_session_push_cmnd+0x62/0x13b [iscsi_trgt]

 [<f8b38fdc>] recv+0x2d9/0x330 [iscsi_trgt]

 [<f8b396ef>] process_io+0x16/0x67 [iscsi_trgt]

 [<f8b3998b>] istd+0x8f/0xc5 [iscsi_trgt]

 [<f8b398fc>] istd+0x0/0xc5 [iscsi_trgt]

 [<c0129747>] kthread+0x7c/0xa6

 [<c01296cb>] kthread+0x0/0xa6

 [<c0100f25>] kernel_thread_helper+0x5/0xb

------------[ cut here ]------------

kernel BUG at :50307!

invalid operand: 0000 [#1]

PREEMPT SMP

Modules linked in: iscsi_trgt crc32c libcrc32c ipv6 floppy pcspkr i2c_i801 i2c_core generic shpchp pci_hotplug ehci_hcd uhci_hcd usbcore piix e1000 tsdev mousedev dm_mod 8021q psmouse ide_generic ide_disk ide_cd cdrom ide_core genrtc isofs ext3 jbd unix hptmv6 sd_mod scsi_mod

CPU:    0

EIP:    0060:[<f8b39b2f>]    Tainted: P      VLI

EFLAGS: 00010292   (2.6.15.4)

EIP is at wthread_queue+0x8f/0xcf [iscsi_trgt]

eax: f4ee5ffd   ebx: 00000087   ecx: c02bad3c   edx: 00000000

esi: f4fc52c8   edi: f70f9398   ebp: dfb37000   esp: f4ee5f44

ds: 007b   es: 007b   ss: 0068

Process istd1 (pid: 3940, threadinfo=f4ee4000 task=f7189550)

Stack: f8b3f080 f8b3fbc0 00000018 f8b3f068 f4fc52c8 f4fc52c8 00000088 f8b386a8

       f4fc52c8 f4f15000 f4fc52c8 00000001 00000000 f8b38fdc f4fc52c8 00000000

       f4f15000 f4ee4000 00000000 f70f9200 f8b396ef f4f15000 c198d000 f4ee4000

Call Trace:

 [<f8b386a8>] iscsi_session_push_cmnd+0x62/0x13b [iscsi_trgt]

 [<f8b38fdc>] recv+0x2d9/0x330 [iscsi_trgt]

 [<f8b396ef>] process_io+0x16/0x67 [iscsi_trgt]

 [<f8b3998b>] istd+0x8f/0xc5 [iscsi_trgt]

 [<f8b398fc>] istd+0x0/0xc5 [iscsi_trgt]

 [<c0129747>] kthread+0x7c/0xa6

 [<c01296cb>] kthread+0x0/0xa6

 [<c0100f25>] kernel_thread_helper+0x5/0xb

Code: 5d f0 b3 f8 e8 c4 ee 5d c7 83 c4 10 39 36 74 20 68 68 f0 b3 f8 6a 18 68 c0 fb b3 f8 68 80 f0 b3 f8 e8 a7 ee 5d c7 e8 74 9c 5c c7 <0f> 0b 83 c4 10 89 f8 e8 d6 5a 73 c7 8d 47 14 8b 50 04 89 06 89

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