linux-kernel - Re: Kernel oops during netfilter memory allocation

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Message-ID: <20070822164536.m7fihwju7bku7lll@m.safari.iki.fi>
Date:	Wed, 22 Aug 2007 19:45:36 +0300
From:	Sami Farin <safari-kernel@...ari.iki.fi>
To:	linux-kernel@...r.kernel.org, netfilter-devel@...ts.netfilter.org
Subject: Re: Kernel oops during netfilter memory allocation

On Wed, Aug 22, 2007 at 17:09:04 +0200, Thomas Jarosch wrote:
> Hello,
> 
> > > 	kernel BUG at arch/i386/mm/highmem.c:38
> > >
> > > Try this.
> 
> I just tried kernel 2.6.22.4 and 2.6.23-rc3. Using 2.6.23-rc3 vanilla,
> the box survives only 3 seconds with ipt_CRASH. Here's the backtrace,
> it's only slightly different:
> 
> ------------[ cut here ]------------
> kernel BUG at arch/i386/mm/highmem.c:38!
> invalid opcode: 0000 [#1]
> Modules linked in: ipt_CRASH iptable_filter ip_tables x_tables deflate 
> zlib_deflate twofish twofish_common serpent blowfish des cbc ecb blkcipher 
> aes xcbcd

What are you using crypto stuff for?
Hopefully you are not calling crypto functions from
IRQ context.

-- 
Do what you love because life is too short for anything else.

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