Bug#304013: syslog: kernel BUG at mm/shmem.c:608! / kernel: invalid operand: 0000 [#1]

[maximilian attems <debian@sternwelten.at>]

tags 304013 moreinfo
thanks

On Sun, 10 Apr 2005, Teemu Likonen wrote:

> Now two times my system has just hung. Only reboot with a power switch 
> has been possible. /var/log/syslog says this:
> 
> The first time:
> 
> Apr 10 02:24:42 mithlond kernel: Process XFree86 (pid: 4189, threadinfo=f4884000 task=f5c706a0)
> Apr 10 02:24:42 mithlond kernel: Stack: d9a88ddc d9a88ddc c014ae40 d9a88ddc d9a88ddc c016e2e5 d9a88ddc 00000000 
> Apr 10 02:24:42 mithlond kernel:        00000000 d9a88ddc e9286a28 c016e582 d9a88ddc c036cd20 f4884000 c016b43a 
> Apr 10 02:24:42 mithlond kernel:        d9a88ddc c036ccf0 f58116a0 00000000 f7b443e0 c0154659 e9286a28 f58116a0 
> Apr 10 02:24:42 mithlond kernel: Call Trace:
> Apr 10 02:24:42 mithlond kernel:  [shmem_delete_inode+0/256] shmem_delete_inode+0x0/0x100
> Apr 10 02:24:42 mithlond kernel:  [generic_delete_inode+165/368] generic_delete_inode+0xa5/0x170
> Apr 10 02:24:42 mithlond kernel:  [iput+98/128] iput+0x62/0x80
> Apr 10 02:24:42 mithlond kernel:  [dput+250/528] dput+0xfa/0x210
> Apr 10 02:24:42 mithlond kernel:  [__fput+201/304] __fput+0xc9/0x130
> Apr 10 02:24:42 mithlond kernel:  [remove_vm_struct+93/160] remove_vm_struct+0x5d/0xa0
> Apr 10 02:24:42 mithlond kernel:  [unmap_vma_list+31/48] unmap_vma_list+0x1f/0x30
> Apr 10 02:24:42 mithlond kernel:  [do_munmap+344/432] do_munmap+0x158/0x1b0
> Apr 10 02:24:42 mithlond kernel:  [sys_shmdt+184/336] sys_shmdt+0xb8/0x150
> Apr 10 02:24:42 mithlond kernel:  [sys_ipc+559/624] sys_ipc+0x22f/0x270
> Apr 10 02:24:42 mithlond kernel:  [sys_read+81/128] sys_read+0x51/0x80
> Apr 10 02:24:42 mithlond kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
> Apr 10 02:24:42 mithlond kernel: Code: 0f 0b 60 02 fd 1e 29 c0 eb bc b8 00 e0 ff ff 21 e0 ff 40 14 
> Apr 10 02:42:51 mithlond -- MARK --
strange system call, can you reproduce it with 2.6.10 or 2.6.11 kernels
from unstable?
 
> >From syslog I can confirm that atleast cron, ntpdate, and networking
> continued working. Something made XFree86 process hang and the system
> (mouse, keyboard) ceased to respond.

can you post dmesg of aboves kernel.

thanks for your feedback.
a++ maks