kernel crash in nfs4 functions

[J. Bruce Fields]

Kernel version?

--b.

On Tue, Dec 11, 2007 at 10:17:06AM +0100, Guillaume Rousse wrote:
> ------------[ cut here ]------------
> kernel BUG at fs/nfsd/nfs4recover.c:397!
> invalid opcode: 0000 [#1] SMP
> Modules linked in: nfsd auth_rpcgss exportfs nfs lockd nfs_acl sunrpc 
> af_packet
> video output thermal tc1100_wmi sbs sbshc processor fan container button
> snd_seq_dummy dock snd_seq_oss snd_seq_midi_event snd_seq battery 
> snd_pcm_oss
> snd_mixer_oss ac power_supply binfmt_misc loop nls_iso8859_1 ntfs sg
> sd_mod dm_mod floppy pcspkr usb_storage scsi_mod snd_emu10k1 snd_rawmidi
> snd_ac97_codec ac97_bus snd_pcm snd_seq_device snd_timer snd_page_alloc
> snd_util_mem snd_hwdep emu10k1_gp snd 3c59x gameport mii soundcore ohci_hcd
> ohci1394 ieee1394 ehci_hcd ide_cd ssb i2c_nforce2 shpchp usbcore pci_hotplug
> pcmcia i2c_core pcmcia_core nvidia_agp agpgart evdev reiserfs ide_disk 
> amd74xx
> ide_core
> 
> Pid: 4570, comm: rpc.nfsd Not tainted (2.6.24-desktop-0.rc4.2mdv #1)
> EIP: 0060:[<e1d0d5de>] EFLAGS: 00010202 CPU: 0
> EIP is at nfsd4_init_recdir+0x7e/0x90 [nfsd]
> EAX: 0000004d EBX: e1d19380 ECX: 00000092 EDX: 00000001
> ESI: 00000008 EDI: 00000801 EBP: dafbdef0 ESP: dafbdedc
>   DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
> Process rpc.nfsd (pid: 4570, ti=dafbc000 task=daa3e000 task.ti=dafbc000)
> Stack: e1d101d8 e1d19380 00000000 00000000 00000000 dafbdf04 e1d07b75 
> da835e60
>         00000008 00000000 dafbdf1c e1cef618 c01ae461 da835e60 00000008 
> e1cefd00
>         dafbdf24 e1cefd1a dafbdf38 e1ceff68 e1d0df60 da835e60 da835e80 
> dafbdfb0
> Call Trace:
>   [<c01094ca>] show_trace_log_lvl+0x1a/0x30
>   [<c010958b>] show_stack_log_lvl+0xab/0xd0
>   [<c010966d>] show_registers+0xbd/0x1c0
>   [<c0109894>] die+0x124/0x250
>   [<c0109a51>] do_trap+0x91/0xc0
>   [<c0109d68>] do_invalid_op+0x88/0xa0
>   [<c033bdea>] error_code+0x72/0x78
>   [<e1d07b75>] nfs4_state_start+0x25/0xe0 [nfsd]
>   [<e1cef618>] nfsd_svc+0x48/0x130 [nfsd]
>   [<e1cefd1a>] write_svc+0x1a/0x20 [nfsd]
>   [<e1ceff68>] nfsctl_transaction_write+0x58/0x80 [nfsd]
>   [<c01bed49>] sys_nfsservctl+0x129/0x190
>   [<c010830e>] sysenter_past_esp+0x6b/0xa1
>   =======================
> Code: 00 2a d2 e1 01 00 00 00 8b 55 f4 8b 45 f8 e8 4a ff ff ff 83 c4 10 
> 5b 5d
> c3 89 5c 24 04 c7 04 24 10 02 d1 e1 e8 a4 2d 42 de eb dd <0f> 0b eb fe 
> 8d b4 26
> 00 00 00 00 8d bc 27 00 00 00 00 55 89 e5
> EIP: [<e1d0d5de>] nfsd4_init_recdir+0x7e/0x90 [nfsd] SS:ESP 0068:dafbdedc
> 
> Reported by a mandriva user here
> http://qa.mandriva.com/show_bug.cgi?id=36042
> -- 
> Guillaume Rousse
> Moyens Informatiques - INRIA Futurs
> Tel: 01 69 35 69 62
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