OOPS

From: Menny Hamburger
Date: Sun Feb 18 2007 - 10:48:12 EST


Hi,

We are running the 2.6 kernel with the IOCB_CMD_EPOLL_WAIT code and the
NMI watchdog is triggered:

CPU: 0
EIP: 0060:[<c0323285>] Not tainted VLI
EFLAGS: 00000087 (2.6.9-42dbg)
EIP is at __write_lock_failed+0x9/0x20
eax: c52d2d00 ebx: d9522580 ecx: 00000092 edx: c52d2d00
esi: c52d2d00 edi: 00000000 ebp: c044dcd4 esp: c044dcd0
nmi_watchdog_tick+0xa3/0xc1
[<c01081c5>] default_do_nmi+0x5a/0xe8
[<c010829a>] do_nmi+0x40/0x4a
[<c0326dd5>] nmi_stack_correct+0x1e/0x26
[<c017a8a6>] ep_poll_callback+0x18/0xaa
[<c011ab83>] __wake_up_common+0x35/0x55
[<c011abd5>] __wake_up+0x32/0x43
[<c02b458f>] sock_def_readable+0x7b/0x7d
[<c02f3839>] udp_queue_rcv_skb+0xfc/0x29f
[<c02f3eac>] udp_rcv+0x1a2/0x41a
[<c02d124d>] ip_local_deliver_finish+0x7f/0x210
[<c02c437a>] nf_hook_slow+0xe5/0x104
[<c02d10d9>] ip_local_deliver+0x19d/0x292
[<c02d1afd>] ip_rcv_finish+0x1e8/0x2db
[<c02c437a>] nf_hook_slow+0xe5/0x104
[<c02d1759>] ip_rcv+0x37b/0x537
[<c02bad58>] netif_receive_skb+0x2e8/0x36c
[<f884febe>] e1000_clean_rx_irq+0xc6/0x630 [e1000]
[<f884f9e5>] e1000_clean+0xb0/0x1a5 [e1000]
[<c02bafb2>] net_rx_action+0xc2/0x1d2
[<c0123604>] __do_softirq+0x64/0xd2
[<c0109989>] do_softirq+0x53/0x5b
=======================
[<c01091b5>] do_IRQ+0x1a5/0x1ec
[<c0326bc8>] common_interrupt+0x18/0x20


Any suggestions?

Thanks,
Menny

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