linux-ext4 - Re: found a scenario for BUG at fs/ext4/super.c:804!

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Message-ID: <51AA12EC.6000001@gmx.de>
Date:	Sat, 01 Jun 2013 17:27:40 +0200
From:	Toralf Förster <toralf.foerster@....de>
To:	Eric Sandeen <sandeen@...hat.com>
CC:	linux-ext4@...r.kernel.org, Dave Jones <davej@...hat.com>
Subject: Re: found a scenario for BUG at fs/ext4/super.c:804!

On 06/01/2013 05:00 PM, Eric Sandeen wrote:
> And therein lies the unknown magic.
> 
> Again, trinity's job is to try to corrupt the kernel by fuzzing syscalls.  We've had "xfs bug reports" after running trinity as well... and all indications are that xfs is the victim, not the root cause.
> 
> It could be a filesystem bug, or just as easily some other bug in a syscall that allowed trinity to corrupt memory.
> 
> I do not think these bug reports are actionable until you can figure out how to narrow down the trinity operations that cause the problem.

ok, I'm really trying to get a scenario without trinity.

I'm convinced that such a scenario does exist, just because kernel 3.9.4
does not run into those issue whereas 3.10 does.

-- 
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
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