[OpenAFS] OpenAFS Client crash

[Hans-Gunther Borrmann]

On Monday 11 July 2005 11:06, Hans-Gunther Borrmann wrote:
> Hello,
>
> I experienced the following client crash:
>
> Jul 11 10:12:49  ----------- [cut here ] --------- [please bite here ]
> ---------
> Kernel BUG at inode:1109
> nvalid operand: 0000 [1] SMP
> CPU 0
> Modules linked in: libafs ipt_multiport ipt_state ip_conntrack ipt_LOG
> iptable_filter ip_tables tg3 ide_cd cdrom
> Pid: 27008, comm: php.exe Tainted: P      2.6.12-rc2
> RIP: 0010:[<ffffffff8018f8ce>] <ffffffff8018f8ce>{iput+30}
> RSP: 0018:ffff810073777dc8  EFLAGS: 00010246
> RAX: ffffffff880c3fa0 RBX: ffff810002e7ec00 RCX: 0000000000000000
> RDX: ffff8100f96a4a00 RSI: ffff810073777d58 RDI: ffff810002e7ec00
> RBP: ffff810002e7ec00 R08: 0000000000000000 R09: ffff810073777d58
> R10: ffff8100f903e400 R11: ffffffff8809bef0 R12: ffff81007f7eb090
> R13: ffffffff880c3460 R14: 00007fffff8a9620 R15: 00007fffff8adcf6
> FS:  00000000008f4ae0(0063) GS:ffffffff80460d00(0000)
> knlGS:00000000082069a0 CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> CR2: 0000000000452b80 CR3: 0000000072e4d000 CR4: 00000000000006e0
> Process php.exe (pid: 27008, threadinfo ffff810073776000, task
> ffff8100f96a4a00)
> Stack: ffffffff880c3460 ffffffff880640b1 ffff8100f903e000 ffff8100f903e000
> ffff810002e7ec00 ffffffff8809c075 ffff810073777e68 ffff810073777ef8
> ffff810073777e68 0000000000000296
> Call Trace:<ffffffff880640b1>{:libafs:afs_PutVCache+161}
> <ffffffff8809c075>{:libafs:afs_linux_getattr+389}
> <ffffffff8017ef1d>{vfs_lstat+61} <ffffffff8017f33f>{sys_newlstat+31}
> <ffffffff8010da36>{system_call+126}
>
> Code: 0f 0b cf 30 32 80 ff ff ff ff 55 04 66 66 90 66 66 90 48 85
> RIP <ffffffff8018f8ce>{iput+30} RSP <ffff810073777dc8>
>
> The machine stayed running, but each program accessing any local file hung.
>
> OpenAFS: 1.3.81
> Operating System: Gentoo Linux with 64 bit SMP vanilla kernel  2.6.12-rc2
> Hardware: Dual AMD Opteron.
>
> Any help or hints are appreciated. The crash happend during the first
> attempt to migrate the university webservice to this machine. The
> webservice completely depends on AFS.
>
> Gunther

Upgrade to kernel 2.6.12 and OpenAFS 1.3.84 solved the problem.
-- 
________________________________________________________________
Hans-Gunther Borrmann <hans-gunther.borrmann@rz.uni-freiburg.de>
Rechenzentrum der Universitaet Freiburg
Hermann-Herder-Str. 10, D79104 FREIBURG
Tel.: +49 761/203-4652
Fax:  +49 761/203-4643