From mboxrd@z Thu Jan  1 00:00:00 1970
From: Roman Kononov <roman-63PA5aZBFHTyn80wtf4cgA@public.gmane.org>
Subject: Oops in iscsi_conn_failure()
Date: Tue, 23 Feb 2010 12:08:43 -0600
Message-ID: <hm15jb$or7$1@dough.gmane.org>
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Feb 23 11:48:03 host kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000010
Feb 23 11:48:03 host kernel: IP: [<ffffffffa004110e>] iscsi_conn_failure+0x1e/0xc0 [libiscsi]
Feb 23 11:48:03 host kernel: PGD 0
Feb 23 11:48:03 host kernel: Oops: 0000 [#1] SMP
Feb 23 11:48:03 host kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:0e.0/0000:03:00.0/host10/session7/iscsi_session/session7/ifacename
Feb 23 11:48:03 host kernel: CPU 0
Feb 23 11:48:03 host kernel: Modules linked in: ib_iser libiscsi scsi_transport_iscsi ib_mthca sata_nv
Feb 23 11:48:03 host kernel: Pid: 458, comm: ib_cm/0 Not tainted 2.6.32.8 #3
Feb 23 11:48:03 host kernel: RIP: 0010:[<ffffffffa004110e>]  [<ffffffffa004110e>] iscsi_conn_failure+0x1e/0xc0 [libiscsi]
Feb 23 11:48:03 host kernel: RSP: 0018:ffff88013e605d10  EFLAGS: 00010282
Feb 23 11:48:03 host kernel: RAX: ffff880076529768 RBX: 0000000000000000 RCX: 0000000000000000
Feb 23 11:48:03 host kernel: RDX: 000000000000000a RSI: 00000000000003f3 RDI: 0000000000000000
Feb 23 11:48:03 host kernel: RBP: ffff8800bfdd0400 R08: 0000000000000000 R09: 0000000000000000
Feb 23 11:48:03 host kernel: R10: 0000000000000000 R11: 0000000000000000 R12: 00000000000003f3
Feb 23 11:48:03 host kernel: R13: ffff88013e605fd8 R14: ffff88013e605e80 R15: ffff880028217498
Feb 23 11:48:03 host kernel: FS:  00007f14d87396e0(0000) GS:ffff880028200000(0000) knlGS:0000000000000000
Feb 23 11:48:03 host kernel: CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
Feb 23 11:48:03 host kernel: CR2: 0000000000000010 CR3: 000000013ea59000 CR4: 00000000000006f0
Feb 23 11:48:03 host kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Feb 23 11:48:03 host kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Feb 23 11:48:03 host kernel: Process ib_cm/0 (pid: 458, threadinfo ffff88013e604000, task ffff88013e6a38e0)
Feb 23 11:48:03 host kernel: Stack:
Feb 23 11:48:03 host kernel:  ffff8800767b4338 ffff8800767b4338 ffff8800bfdd0400 ffff88013e44af78
Feb 23 11:48:03 host kernel: <0> ffff88013e605fd8 ffffffffa004ff10 ffff880028210d80 ffffffff81033f26
Feb 23 11:48:03 host kernel: <0> 0000000000000286 ffffffff812f7706 ffff8800bfdd0650 ffff8800bfdd0400
Feb 23 11:48:03 host kernel: Call Trace:
Feb 23 11:48:03 host kernel:  [<ffffffffa004ff10>] ? iser_cma_handler+0x330/0x3a0 [ib_iser]
Feb 23 11:48:03 host kernel:  [<ffffffff81033f26>] ? dequeue_task_fair+0x46/0x1a0
Feb 23 11:48:03 host kernel:  [<ffffffff812f7706>] ? cma_comp_exch+0x56/0x80
Feb 23 11:48:03 host kernel:  [<ffffffff812fabf1>] ? cma_ib_handler+0xe1/0x270
Feb 23 11:48:03 host kernel:  [<ffffffff812f341b>] ? cm_process_work+0x1b/0x120
Feb 23 11:48:03 host kernel:  [<ffffffff812f56f3>] ? cm_work_handler+0xda3/0xfa0
Feb 23 11:48:03 host kernel:  [<ffffffff812f4950>] ? cm_work_handler+0x0/0xfa0
Feb 23 11:48:03 host kernel:  [<ffffffff812f4950>] ? cm_work_handler+0x0/0xfa0
Feb 23 11:48:03 host kernel:  [<ffffffff8104e3db>] ? worker_thread+0xeb/0x180
Feb 23 11:48:03 host kernel:  [<ffffffff81052020>] ? autoremove_wake_function+0x0/0x30
Feb 23 11:48:03 host kernel:  [<ffffffff8104e2f0>] ? worker_thread+0x0/0x180
Feb 23 11:48:03 host kernel:  [<ffffffff81051d1e>] ? kthread+0x8e/0xa0
Feb 23 11:48:03 host kernel:  [<ffffffff8100ccfa>] ? child_rip+0xa/0x20
Feb 23 11:48:03 host kernel:  [<ffffffff81051c90>] ? kthread+0x0/0xa0
Feb 23 11:48:03 host kernel:  [<ffffffff8100ccf0>] ? child_rip+0x0/0x20
Feb 23 11:48:03 host kernel: Code: 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 28 48 89 5c 24 08 48 89 6c 24 10 48 89 fb 4c 89 64 24 18 4c 89 6c
Feb 23 11:48:03 host kernel: RIP  [<ffffffffa004110e>] iscsi_conn_failure+0x1e/0xc0 [libiscsi]
Feb 23 11:48:03 host kernel:  RSP <ffff88013e605d10>
Feb 23 11:48:03 host kernel: CR2: 0000000000000010
Feb 23 11:48:03 host kernel: ---[ end trace 17bce09402a9bf65 ]---

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