[openib-general] IPoIB oops on path record completion

[Hal Rosenstock]

Dec 15 09:46:01 localhost kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000104
Dec 15 09:46:01 localhost kernel:  printing eip:
Dec 15 09:46:01 localhost kernel: d093f90d
Dec 15 09:46:01 localhost kernel: *pde = 0ba10067
Dec 15 09:46:01 localhost kernel: *pte = 00000000
Dec 15 09:46:01 localhost kernel: Oops: 0002 [#1]
Dec 15 09:46:01 localhost kernel: Modules linked in: ib_ipoib ib_sa ib_mthca ib_mad ib_core loop ide_cd cdrom lp ipv6 autofs parport_pc parport uhci_hcd ehci_hcd ohci_hcd eepro100 mii evdev usbcore
Dec 15 09:46:01 localhost kernel: CPU:    0
Dec 15 09:46:01 localhost kernel: EIP:    0060:[<d093f90d>]    Not tainted VLI
Dec 15 09:46:01 localhost kernel: EFLAGS: 00010202   (2.6.9) 
Dec 15 09:46:01 localhost kernel: EIP is at path_rec_completion+0x2ad/0x450 [ib_ipoib]
Dec 15 09:46:01 localhost kernel: eax: 00000100   ebx: 00000000   ecx: ca39be14   edx: cb4ebb60
Dec 15 09:46:01 localhost kernel: esi: 00000000   edi: cffc6440   ebp: c5f12a80   esp: ca39bdac
Dec 15 09:46:01 localhost kernel: ds: 007b   es: 007b   ss: 0068
Dec 15 09:46:01 localhost kernel: Process ib_mad1 (pid: 8938, threadinfo=ca39a000 task=cfef7160)
Dec 15 09:46:01 localhost kernel: Stack: 01000002 00000000 01000004 5d000000 00000286 c126f3a0 01000003 80000000 
Dec 15 09:46:01 localhost kernel:        00000282 00000000 02000000 ce19d000 0c0fc060 cef3dce0 00000282 cc0fc060 
Dec 15 09:46:01 localhost kernel:        00000206 cef3dce0 0c0fc060 ca39be50 c0108cd4 00000005 ce19d000 ca39be50 
Dec 15 09:46:01 localhost kernel: Call Trace:
Dec 15 09:46:01 localhost kernel:  [<c0108cd4>] handle_IRQ_event+0x34/0x70
Dec 15 09:46:01 localhost kernel:  [<d099ad2c>] mthca_destroy_ah+0x5c/0x60 [ib_mthca]
Dec 15 09:46:01 localhost kernel:  [<d093ad1a>] ib_sa_path_rec_callback+0x5a/0x90 [ib_sa]
Dec 15 09:46:01 localhost kernel:  [<c0133545>] queue_delayed_work+0x55/0x80
Dec 15 09:46:01 localhost kernel:  [<d08d2cdb>] ib_mad_send_done_handler+0x13b/0x230 [ib_mad]
Dec 15 09:46:01 localhost kernel:  [<d093b26b>] send_handler+0x10b/0x350 [ib_sa]
Dec 15 09:46:01 localhost kernel:  [<c02f6336>] schedule+0x306/0x5c0
Dec 15 09:46:01 localhost kernel:  [<d08d3be3>] timeout_sends+0x113/0x2f0 [ib_mad]
Dec 15 09:46:01 localhost kernel:  [<d08d3ad0>] timeout_sends+0x0/0x2f0 [ib_mad]
Dec 15 09:46:01 localhost kernel:  [<c01337c1>] worker_thread+0x251/0x470
Dec 15 09:46:01 localhost kernel:  [<c0117b90>] default_wake_function+0x0/0x20
Dec 15 09:46:01 localhost kernel:  [<c0117b90>] default_wake_function+0x0/0x20
Dec 15 09:46:01 localhost kernel:  [<c0133570>] worker_thread+0x0/0x470
Dec 15 09:46:01 localhost kernel:  [<c013a12a>] kthread+0xaa/0xb0
Dec 15 09:46:01 localhost kernel:  [<c013a080>] kthread+0x0/0xb0
Dec 15 09:46:01 localhost kernel:  [<c01040c5>] kernel_thread_helper+0x5/0x10
Dec 15 09:46:01 localhost kernel: Code: ff 74 24 20 9d 89 f6 8d bc 27 00 00 00 00 8b 44 24 68 8d 4c 24 68 31 d2 39 c8 74 23 89 c2 8b 00 ff 4c 24 70 c7 42 08 00 00 00 00 <89> 48 04 89 44 24 68 c7 42 04 00 00 00 00 c7 02 00 00 00 00 85