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Subject2.4.29-pre2 Oops at find_inode/reiserfs_find_actor

Hi,
yesterday, I got at the start of a rsync backup over nfs
an Oops in find_inode/reiserfs_find_actor.
Some googling revealed that this seems to be an
inode list corruption, but how can this happen?
There seem to be quite some reports about similar problems,
so doing rsync over nfs-mounted partitions might be a bad idea?
Is there anything I can do? Any help is appreciated.

This machine is an athlon i386 with vanilla 2.4.29-pre2.
Below you may find the ksymoopsified Oops:


Dec 19 21:00:01 kernel: Unable to handle kernel NULL pointer dereference at
virtual address 00000028
Dec 19 21:00:01 kernel: c0153b09
Dec 19 21:00:01 kernel: *pde = 1d678067
Dec 19 21:00:01 kernel: Oops: 0000
Dec 19 21:00:01 kernel: CPU: 0
Dec 19 21:00:01 kernel: EIP: 0010:[find_inode+25/112] Not tainted
Dec 19 21:00:01 kernel: EIP: 0010:[<c0153b09>] Not tainted
Using defaults from ksymoops -t elf32-i386 -a i386
Dec 19 21:00:01 kernel: EFLAGS: 00213213
Dec 19 21:00:01 kernel: eax: e0b3c9e0 ebx: 00000000 ecx: 0000000f
edx: dff80000
Dec 19 21:00:01 kernel: esi: 00000000 edi: dffa2a58 ebp: 000000fa
esp: d7f05d60
Dec 19 21:00:01 kernel: ds: 0018 es: 0018 ss: 0018
Dec 19 21:00:01 kernel: Process nfsd (pid: 2372, stackpage=d7f05000)
Dec 19 21:00:01 kernel: Stack: 0efe42ff 00000000 00000002 d7f05de4 dffa2a58
000000fa da2f6000 c0153f4e
Dec 19 21:00:01 kernel: da2f6000 000000fa dffa2a58 e0b3c9e0 d7f05db8
d7f05de4 d7f05e48 d7f05db8
Dec 19 21:00:01 kernel: da2f6000 e0b3ca60 da2f6000 000000fa e0b3c9e0
d7f05db8 00000011 d7f05de4
Dec 19 21:00:01 kernel: Call Trace: [iget4_locked+94/272]
[keybdev:__insmod_keybdev_O/lib/modules/2.4.29-pre2/kernel/drivers/i+4288752096/96]
[keybdev:__insmod_keybdev_O/lib/modules/2.4.29-pre2/kernel/drivers/i+4288752224/96]
[keybdev:__insmod_keybdev_O/lib/modules/2.4.29-pre2/kernel/drivers/i+4288752096/96]
[keybdev:__insmod_keybdev_O/lib/modules/2.4.29-pre2/kernel/drivers/i+4288731921/96]
Dec 19 21:00:01 kernel: Call Trace: [<c0153f4e>] [<e0b3c9e0>]
[<e0b3ca60>] [<e0b3c9e0>] [<e0b37b11>]
Dec 19 21:00:01 kernel: [<c0151d1c>] [<c01491cf>] [<c0149279>]
[<e118fd71>] [<e1196d39>] [<e119de8c>]
Dec 19 21:00:01 kernel: [<e118c68d>] [<c027ab3e>] [<e119de8c>]
[<e119d758>] [<e119d778>] [<e118c3cb>]
Dec 19 21:00:01 kernel: [<c010729b>] [<e118c210>]
Dec 19 21:00:01 kernel: Code: 39 6b 28 89 de 75 f1 8b 44 24 20 39 83 a0 00
00 00 75 e5 8b


>>EIP; c0153b09 <find_inode+19/70> <=====

>>eax; e0b3c9e0 <[reiserfs]reiserfs_find_actor+0/40>
>>edx; dff80000 <_end+1fbfd7f4/20792854>
>>edi; dffa2a58 <_end+1fc2024c/20792854>
>>esp; d7f05d60 <_end+17b83554/20792854>

Trace; c0153f4e <iget4_locked+5e/110>
Trace; e0b3c9e0 <[reiserfs]reiserfs_find_actor+0/40>
Trace; e0b3ca60 <[reiserfs]reiserfs_iget+40/c0>
Trace; e0b3c9e0 <[reiserfs]reiserfs_find_actor+0/40>
Trace; e0b37b11 <[reiserfs]reiserfs_lookup+101/120>
Trace; c0151d1c <d_alloc+1c/1d0>
Trace; c01491cf <lookup_hash+9f/d0>
Trace; c0149279 <lookup_one_len+79/90>
Trace; e118fd71 <[nfsd]nfsd_lookup+d1/490>
Trace; e1196d39 <[nfsd]nfsd3_proc_lookup+a9/140>
Trace; e119de8c <[nfsd]nfsd_procedures3+6c/320>
Trace; e118c68d <[nfsd]nfsd_dispatch+14d/220>
Trace; c027ab3e <svc_process+3de/590>
Trace; e119de8c <[nfsd]nfsd_procedures3+6c/320>
Trace; e119d758 <[nfsd]nfsd_version3+0/10>
Trace; e119d778 <[nfsd]nfsd_program+0/28>
Trace; e118c3cb <[nfsd]nfsd+1bb/330>
Trace; c010729b <arch_kernel_thread+2b/40>
Trace; e118c210 <[nfsd]nfsd+0/330>

Code; c0153b09 <find_inode+19/70>
00000000 <_EIP>:
Code; c0153b09 <find_inode+19/70> <=====
0: 39 6b 28 cmp %ebp,0x28(%ebx) <=====
Code; c0153b0c <find_inode+1c/70>
3: 89 de mov %ebx,%esi
Code; c0153b0e <find_inode+1e/70>
5: 75 f1 jne fffffff8 <_EIP+0xfffffff8>
Code; c0153b10 <find_inode+20/70>
7: 8b 44 24 20 mov 0x20(%esp,1),%eax
Code; c0153b14 <find_inode+24/70>
b: 39 83 a0 00 00 00 cmp %eax,0xa0(%ebx)
Code; c0153b1a <find_inode+2a/70>
11: 75 e5 jne fffffff8 <_EIP+0xfffffff8>
Code; c0153b1c <find_inode+2c/70>
13: 8b 00 mov (%eax),%eax

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