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List:       netfilter-devel
Subject:    Re: My netfilter module causes a kernel panic
From:       Daniel Stone <daniel () sfarc ! net>
Date:       2001-07-04 11:02:40
[Download RAW message or body]

On Wed, Jul 04, 2001 at 06:12:28PM +0200, Alessio De Paoli wrote:
> On Wednesday 04 July 2001 11:38, you wrote:
> > On Wed, Jul 04, 2001 at 05:15:25PM +0200, Alessio De Paoli wrote:
> > > Hi all,
> > > I'm writing a netfilter log module just for practise.
> > > I have drawn my inspiration from ipt_LOG, but my module hooks up directly
> > > to netfilter. The code is simple but hangs my system at random with this
> > > output:
> > >
> > > Unable to handle kernel null pointer dereference at virtual address
> > > 0100000 Printing eip:
> > > d906a249
> > > *pde = 00000000
> > > Oops:  0000
> > > Cpu:    1
> > > EIP:     0010:[<d906a249>]
> > > ......................
> > > Process pinger (pid: 340 ....  )    <- I'm running squid!
> > > ......................
> > > Kernel Panic: Aiee, killing Interrupt Handler!
> > > In Interrupt handler - not syncing
> >
> > Alessio,
> > You cut out all the important stuff! The best thing you can do is to catch
> > that entire output verbatim, pipe it through ksymoops, and that will tell
> > you the exact spot that caused the OOPS.
> >
> > :) d
> >
> <ot-stupid-question>
> 
> How can i catch kernel panic output?
> 
> </ot-stupid-question>
> 
> I was trying to compile the module for a user-mode linux kernel to be able
> to copy that info.

Oh, dear. I see. My mistake, it killed itself. Um, don't worry.

Sorry,
d

-- 
Daniel Stone						     <daniel@sfarc.net>
<Nuke> "can NE1 help me aim nuclear weaponz????? /MSG ME!!"

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