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SubjectLinux 2.2.1 + Kernel Panic
This bug appears to be pretty random, but after performing a read/write in
a directory, sometimes any future read/writes will just hang - kill -9
doesn't even kill it. Also, when I boot up occasionally there is a
kernel OOPS (see info below).

Slightly more serious is the fact that randomly instead of hanging the
process the kernel panics

Jan 31 11:51:27 xfiles kernel: Filesystem panic (dev 07:00).
Jan 31 11:58:50 xfiles kernel: Kernel panic: VFS: LRU block list corrupted

I attached the output of ksymoops as a plain text file.

Incase it matters: I compiled the kernel with gcc 2.8.1

David Taylor
E-Mail: dtaylor@nildram.co.uk.spam
ICQ: 268004
[Remove .spam from e-mail to reply]
Options used: -V (default)
-o /lib/modules/2.2.1/ (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-m /System.map (specified)
-c 1 (default)

Jan 31 13:35:10 xfiles kernel: Unable to handle kernel paging request at virtual address 4103b1b8
Jan 31 13:35:10 xfiles kernel: current->tss.cr3 = 02f27000, pr3 = 02f27000
Jan 31 13:35:10 xfiles kernel: *pde = 00000000
Jan 31 13:35:10 xfiles kernel: Oops: 0002
Jan 31 13:35:10 xfiles kernel: CPU: 0
Jan 31 13:35:10 xfiles kernel: EIP: 0010:[<c012349e>]
Jan 31 13:35:10 xfiles kernel: EFLAGS: 00010213
Jan 31 13:35:10 xfiles kernel: eax: 80e9cc94 ebx: 00000000 ecx: c39a8000 edx: c2b69980
Jan 31 13:35:10 xfiles kernel: esi: c39a8000 edi: 203a7325 ebp: c2f29e00 esp: c2f29d0c
Jan 31 13:35:10 xfiles kernel: ds: 0018 es: 0018 ss: 0018
Jan 31 13:35:10 xfiles kernel: Process sh (pid: 461, process nr: 4, stackpage=c2f29000)
Jan 31 13:35:10 xfiles kernel: Stack: c2f29e01 c0123bb2 c39a8000 c39a8000 c3ad1fe1 00000040 ffffffff c3ad1fe1
Jan 31 13:35:10 xfiles kernel: c0123c43 c39a8000 c39a8000 00000000 ffffffff c38168b2 c39a8000 00000001
Jan 31 13:35:10 xfiles kernel: 00000006 c2f29e00 c2f29dac 00008000 00000000 c39a8000 c3ad1fe0 c3816e67
Jan 31 13:35:10 xfiles kernel: Call Trace: [<c0123bb2>] [<c39a8000>] [<c39a8000>] [<c3ad1fe1>] [<c3ad1fe1>] [<c0123c43>] [<c39a8000>]
Jan 31 13:35:10 xfiles kernel: [<c39a8000>] [<c38168b2>] [<c39a8000>] [<c39a8000>] [<c3ad1fe0>] [<c3816e67>] [<c38366c0>] [<c3ad1e00>]
Jan 31 13:35:10 xfiles kernel: [<c3818bf8>] [<c3817529>] [<c380f300>] [<c381e79c>] [<c381780c>] [<c3839988>] [<c38296e7>] [<c39a8000>]
Jan 31 13:35:10 xfiles kernel: [<c39a8000>] [<c380f1ee>] [<c39a8000>] [<c39a8000>] [<c012e1e8>] [<c3817b13>] [<c0128c44>] [<c0128dc7>]
Jan 31 13:35:10 xfiles kernel: [<c3817c19>] [<c0128ff5>] [<c0121cc4>] [<c0121e5a>] [<c0107a04>]
Jan 31 13:35:10 xfiles kernel: Code: ff 88 24 e5 19 c0 8b 51 34 85 d2 74 18 8b 01 85 c0 74 09 89

>>EIP: c012349e <remove_from_queues+96/140>
Trace: c0123bb2 <refile_buffer+46/c4>
Trace: c39a8000 <cleanup_module+bba4/116bf0>
Trace: c39a8000 <cleanup_module+bba4/116bf0>
Trace: c3ad1fe1 <END_OF_CODE+1ac19/????>
Trace: c3ad1fe1 <END_OF_CODE+1ac19/????>
Trace: c0123c43 <__brelse+13/34>
Trace: c39a8000 <cleanup_module+bba4/116bf0>
Trace: c39a8000 <cleanup_module+bba4/116bf0>
Trace: c3818bf8 <cleanup_module+3d4/1828>
Trace: c39a8000 <cleanup_module+bba4/116bf0>
Trace: c3817c19 <vfat_create+29/5c>
Code: c012349e <remove_from_queues+96/140> 00000000 <_EIP>:
Code: c012349e <remove_from_queues+96/140> 0: ff 88 24 e5 19 decl 0xc019e524(%eax)
Code: c01234a3 <remove_from_queues+9b/140> 5: c0
Code: c01234a4 <remove_from_queues+9c/140> 6: 8b 51 34 movl 0x34(%ecx),%edx
Code: c01234a7 <remove_from_queues+9f/140> 9: 85 d2 testl %edx,%edx
Code: c01234a9 <remove_from_queues+a1/140> b: 74 18 je 25 <_EIP+0x25> c01234c3 <remove_from_queues+bb/140>
Code: c01234ab <remove_from_queues+a3/140> d: 8b 01 movl (%ecx),%eax
Code: c01234ad <remove_from_queues+a5/140> f: 85 c0 testl %eax,%eax
Code: c01234af <remove_from_queues+a7/140> 11: 74 09 je 1c <_EIP+0x1c> c01234ba <remove_from_queues+b2/140>
Code: c01234b1 <remove_from_queues+a9/140> 13: 89 00 movl %eax,(%eax)

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