Re: NFS oops with 2.6.4 server / Solaris 2.8 client
From: Andrew Morton (akpm_at_osdl.org)
Date: 04/16/04
- Previous message: Randy.Dunlap: "Re: [PATCH] use Kconfig.debug (v3-proposed) (was: Re: [PATCH] use Kconfig.debug (v2))"
- In reply to: Peter Clay: "NFS oops with 2.6.4 server / Solaris 2.8 client"
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Date: Fri, 16 Apr 2004 14:30:08 -0700 To: Peter Clay <pete@azuro.com>
Peter Clay <pete@azuro.com> wrote:
>
> I have this oops with the situation described in the subject, using the Solaris
> automounter in /net to access the Linux server. This is repeatable. It doesn't
> always crash the machine, but fairly soon after I end up with all the nfsd
> processes stuck in 'D' state. What other debugging information would help find
> this problem?
>
> (output of dmesg follows)
>
> ...
> nfs warning: mount version older than kernel
> RPC request reserved 0 but used 112
> Unable to handle kernel NULL pointer dereference at virtual address 00000004
> printing eip:
> c02a91c0
> *pde = 00000000
> Oops: 0002 [#1]
> CPU: 0
> EIP: 0060:[<c02a91c0>] Not tainted
> EFLAGS: 00010287
> EIP is at do_tcp_sendpages+0x660/0xbf0
> eax: 00000000 ebx: ddc5cb80 ecx: 00000008 edx: 00000000
> esi: 00000001 edi: cfd0d9c8 ebp: d0632100 esp: dd0dbe34
> ds: 007b es: 007b ss: 0068
> Process nfsd (pid: 1366, threadinfo=dd0da000 task=dd100d40)
> Stack: 000000b0 000000d0 c014d61a dd19670c dd0dbe70 c01c7efd d0632110 00000000
> 00000008 00000000 00000000 00000000 000005b4 00007530 00000000 cfd0d800
> 00000008 00000000 c02a97d9 cfd0d800 dd0dbeac 00000000 00000008 00000000
> Call Trace:
> [<c014d61a>] close_private_file+0x2a/0x30
> [<c01c7efd>] nfsd_close+0x1d/0x40
> [<c02a97d9>] tcp_sendpage+0x89/0xa0
> [<c02e8343>] svc_sendto+0x173/0x2b0
> [<c01d0e28>] encode_post_op_attr+0x1c8/0x260
> [<c02e941c>] svc_tcp_sendto+0x6c/0xc0
> [<c02e9bbc>] svc_send+0xbc/0x100
> [<c02eb828>] svcauth_unix_release+0x58/0x60
> [<c02e7858>] svc_process+0x1b8/0x640
> [<c01c43b0>] nfsd+0x190/0x300
2.6.4 is a bit old, and knfsd fixes have been applied since then. Are you in
a position to test 2.6.6-rc1?
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- Previous message: Randy.Dunlap: "Re: [PATCH] use Kconfig.debug (v3-proposed) (was: Re: [PATCH] use Kconfig.debug (v2))"
- In reply to: Peter Clay: "NFS oops with 2.6.4 server / Solaris 2.8 client"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
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