netdev - Re: [Bugme-new] [Bug 10556] New: IPVS sync

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Message-ID: <20080426163130.GA4499@2ka.mipt.ru>
Date:	Sat, 26 Apr 2008 20:31:30 +0400
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	netdev@...r.kernel.org, Simon Horman <horms@...ge.net.au>,
	ja@....bg, bugme-daemon@...zilla.kernel.org, l0op8ack@...mail.com
Subject: Re: [Bugme-new] [Bug 10556] New: IPVS sync_backup oops

Hi.

On Sat, Apr 26, 2008 at 04:04:52AM -0700, Andrew Morton (akpm@...ux-foundation.org) wrote:
>  [<c011c53a>] default_wake_function+0x0/0x8
>  [<c0305c85>] sync_thread+0x0/0xa3c
>  [<c0104aa7>] kernel_thread_helper+0x7/0x10
>  =======================
> Code: a1 20 64 3e c0 89 43 54 8b 54 24 34 0f b7 42 16 66 c1 c0 08 0f b7 c0 66
> 89 43 42 0f b6 42 01 e8 90 06 00 00 0f b7 53 42 0f b7 d2 <8b> 40 14 8b 04 90 89
> 43 38 89 d8 e8 8a 8e ff ff 8b 44 24 28 03 
> EIP: [<c030659e>] sync_thread+0x919/0xa3c SS:ESP 0068:f699bf54
> Kernel panic - not syncing: Fatal exception in interrupt

Any chance to run

gdb ./vmlinux
$ l *(sync_thread+0x919)

for that kernel, and if it was not compiled with debug info try to do
that and get bug with it?
 
> Which will be a bit hard to track down because it seems that pretty much
> the whole world got inlined into sync_thread().

I'm not ipvs guru, but that will give us at least some hint...

-- 
	Evgeniy Polyakov
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