[2.6.25] BUG: soft lockup - CPU#0 stuck for 61s! [fuser:15920]

[Marcin Slusarz]

Hi
Yesterday I left my box to finish some compilation with "; shutdown -h +5" appended
and in the morning I was suprised by:
(partially transcribed from photos)

BUG: soft lockup - CPU#0 stuck for 61s! [fuser:15920]
CPU 0:
Modules linked in: udf vfat fat usb_storage af_packet ac97_bus soundcore usbhid uhci_hcd ehci_hcd usbcore tuner tea5767 tda8290 tuner_xc2028
tda9887 tuner_simple mt20xx tea5761 tda9875 bttv firmware_class ir_common compat_ioctl32 i2c_viapro videodev v4l1_compat v4l2_common
videobuf_dma_sg videobuf_core btcx_risc tveeprom [last unloaded: snd_page_alloc]
Pid: 15920, comm: fuser Tainted: G      D  2.6.25 #213
RIP: 0010:[<ffffffff0036ad14>]  [<ffffffff0036ad14>] _raw_spin_lock+0xb4/0x130
RSP: 0010:ffff01003e019e50 EFLAGS: 00000216
RAX: 0000000000000000 RBX: ffff01003e019e70 RCX: 0000000000000000
(...)

Call Trace:
? _raw_spin_lock+0xcb/0x130
? _spin_lock+0x37/0x40
? new_inode+0x30/0xc0
? sock_alloc+0x19/0x90
? __sock_create+0x03/0x320
? sock_create+0x2d/0x30
? sys_socket+0x12/0x40
? system_call_after_swapgs+0x7b/0x00





SysRq : Show Blocked State
(...)
runnable tasks:
           init
     watchdog/0
       events/0
    cifsoplockd
   cifsdnotifyd
      kjournald
        pdflush
        pdflush
        halt.sh
R         fuser

config, normal dmesg and photos can be found at:
http://alan.umcs.lublin.pl/~mslusarz/kernel/2008.04.22-2.6.25-softlockup/
unfortunately photos have poor quality :|

Cheers,
Marcin
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