From: Andrew Morton <akpm@osdl.org>
To: Soeren Sonnenburg <kernel@nn7.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: crypto-loop + highmen -> random crashes in -test11
Date: Tue, 16 Dec 2003 03:40:59 -0800 [thread overview]
Message-ID: <20031216034059.28db8e91.akpm@osdl.org> (raw)
In-Reply-To: <1071570648.3528.50.camel@localhost>
Soeren Sonnenburg <kernel@nn7.de> wrote:
>
> Hi.
>
> I get random crashes/corruption/ init kills when I use cryptoloop on
> this highmem enabled ppc machine.
People have reported cryptoloop+highmem crashes on ia32 as well. I'm not
sure if that was with -mm though.
> Applying the loop-* patches at
> http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.0-test10/2.6.0-test10-mm1/broken-out
>
> seem to fix this problem (at least I did not get any crash due to
> cryptoloop in the last 2 days)
>
> Steps to reproduce:
>
> dd if=/dev/zero of=/file bs=1M count=100
> losetup -e blowfish /dev/loop0 /file
> Password:
> mkfs -t ext3 /dev/loop0
> mount /dev/loop0 /mnt
> cd /mnt
> dd if=/dev/zero of=bla
>
> gives you nice unpredictable crashes.
>
Nice, but I don't know why those patches fixed it. hrm.
next prev parent reply other threads:[~2003-12-16 11:40 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-15 20:06 2.6 kgdb without serial port Pavel Machek
2003-12-16 6:34 ` Andrew Morton
2003-12-16 10:30 ` crypto-loop + highmen -> random crashes in -test11 Soeren Sonnenburg
2003-12-16 11:40 ` Andrew Morton [this message]
2003-12-18 8:30 ` Soeren Sonnenburg
2003-12-16 22:45 ` bill davidsen
2003-12-26 18:27 ` 2.6 kgdb without serial port Pavel Machek
2003-12-26 19:08 ` Andrew Morton
2003-12-26 21:18 ` Martin J. Bligh
2003-12-27 10:30 ` Pavel Machek
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