[CentOS] Centos-4 Kernel pannic

Wed Apr 13 06:22:40 UTC 2005
tobaccofarm <phaceton at gmail.com>

Have a closer look at jbd :-)

On 4/12/05, Bob Pierce <pierceb at westmancom.com> wrote:
>  
> 
> Hi all, 
> 
> We are running a new Centos-4 server, and it has kernel panicked on us 4
> times in the last month. After the first kernel panic we hooked up a serial
> console to the server and captured the output in order to have a record of
> what happens.  I've included the error messages from the last time it locked
> up… but it doesn't really mean much to me. Anybody have any ideas what might
> be causing this server lock up? 
> 
> Server description: 
> -Dell PE1750 - dual 2.8Ghz Xeon (with Hyper Threading on) - 2GB DDR RAM -
> Perc4-DI onboard RAID using 3 scsi drives in raid-5 configuration 
> 
> -ext3 file system 
> -kernel-smp-2.6.9-5.0.3.EL 
> -mysql - from distribution 
> -2 postfix instances rebuilt with MySQL support 
> -amavisd-new 
> -clamav 
> -spamassassin 
> -rbldnsd 
> -bind 
>  
> 
> Here's the captured output from a serial console connected to the server at
> time of fault. 
> 
> Unable to handle kernel NULL pointer dereference at virtual address 00000000
>  printing eip: 
> f8872da8 
> *pde = 35562001 
> Oops: 0000 [#1] 
> SMP 
> Modules linked in: md5 ipv6 autofs4 sunrpc dm_mod button battery ac ohci_hcd
> tg3 floppy sg ext3 jbd megaraid_mbox megaraid_mm sd_mod scsi_mod 
> 
> CPU:    1 
> EIP:    0060:[<f8872da8>]    Not tainted VLI 
> EFLAGS: 00010246   (2.6.9-5.0.3.ELsmp) 
> EIP is at __journal_file_buffer+0x1b/0x221 [jbd] 
> eax: 00000000   ebx: d2fff26c   ecx: 00000008   edx: c2327680 
> esi: c2327680   edi: 00000008   ebp: 00000000   esp: f7533dd4 
> ds: 007b   es: 007b   ss: 0068 
> Process kjournald (pid: 210, threadinfo=f7533000 task=f75825b0) 
> Stack: 00000000 00000000 f148fad8 f7f66200 d2fff26c c2327680 f887351b
> 00000286 
>        00000000 00000000 00000000 00000000 00000000 d2517e6c f7f66200
> caa4c50c 
>        00001f18 00000000 f75825b0 c011e8d2 f7533e44 f7533e44 f750c054
> f8836f24 
> Call Trace: 
>  [<f887351b>] journal_commit_transaction+0x310/0xfb1 [jbd] 
>  [<c011e8d2>] autoremove_wake_function+0x0/0x2d 
>  [<f8836f24>] megaraid_isr+0x1ad/0x1bf [megaraid_mbox] 
>  [<c011e8d2>] autoremove_wake_function+0x0/0x2d 
>  [<c011bcd5>] finish_task_switch+0x30/0x66 
>  [<c02c4363>] schedule+0x833/0x869 
>  [<c0127e62>] del_timer_sync+0x7a/0x9c 
>  [<f8875e6d>] kjournald+0xc7/0x215 [jbd] 
>  [<c011e8d2>] autoremove_wake_function+0x0/0x2d 
>  [<c011e8d2>] autoremove_wake_function+0x0/0x2d 
>  [<c011bd1d>] schedule_tail+0x12/0x55 
>  [<f8875da0>] commit_timeout+0x0/0x5 [jbd] 
>  [<f8875da6>] kjournald+0x0/0x215 [jbd] 
>  [<c01041f1>] kernel_thread_helper+0x5/0xb 
> Code: 14 ba 01 00 00 00 83 c4 10 89 d0 5b 5e 5f 5d c3 55 31 ed 57 89 cf 56
> 89 d6 53 53 53 89 c3 c7 44 24 04 00 00 00 00 8b 00 89 04 24 <8b> 00 a9 00 00
> 08 00 75 29 68 d4 85 87 f8 68 9b 07 00 00 68 55 
>  
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