[CentOS] netfilter kernel crash in ip_ct_refresh_acct / ip_conntrack with centos 5.x

ArcosCom Linux User linux at arcoscom.com
Tue Sep 16 12:07:52 UTC 2008


Doesn't appear to be the same kernel version on the bug and the issue
described by Pasi.

Regards

El Mar, 16 de Septiembre de 2008, 13:22, Akemi Yagi escribió:
> On Tue, Sep 16, 2008 at 12:38 AM, Pasi Kärkkäinen <pasik at iki.fi> wrote:
>> Hello!
>>
>> Has anyone seen this netfilter kernel crash?
>>
>> Images from the console of the crashed firewall:
>> http://pasik.reaktio.net/centos5-kernel-crash/
>>
>> Firewall is HP DL360 G4 server running CentOS 5.x 32 bit.
>>
>> I've seen this firewall crashing multiple times, but I only started
>> investigating it lately..
>>
>> It has happened using CentOS 5.0, 5.1 and now also with 5.2. I'm not
>> sure if
>> it was the same bug earlier, but at least the last two times (with
>> CentOS 5.2)
>> it has been the same, see screenshots.
>>
>> Last lines of the console output:
>>
>> EIP: [<f8af2c5c>] __ip_ct_refresh_acct+0xa1/0x129 [ip_conntrack] SS:ESP
>> 0068:c0724e4c
>>  <0>Kernel panic - not syncing: Fatal exception in interrupt
>>
>> At the moment firewall is running CentOS 5.2, Linux kernel
>> 2.6.18-92.1.10.el5.centos.plus.
>>
>> Any tips how to resolve this?
>
> You might want to look at this upstream bugzilla:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=456664
>
> There is a quick fix in comment #24 that you can try out without
> having to rebuild kernel.
>
> Akemi
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