linux-kernel - Re: 2.6.20-rc1-mm1

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Date:	Mon, 18 Dec 2006 09:03:52 +0100
From:	Laurent Riffard <laurent.riffard@...e.fr>
To:	Damien Wyart <damien.wyart@...e.fr>,
	Kernel development list <linux-kernel@...r.kernel.org>,
	Luben Tuikov <ltuikov@...oo.com>, Andrew Morton <akpm@...l.org>
Cc:	linux-kernel@...r.kernel.org, reiserfs-dev@...esys.com
Subject: Re: 2.6.20-rc1-mm1

Le 17.12.2006 12:07, Damien Wyart a écrit :
>>> Also, I got panics when unmounting reiser4 filesystems with
>>> 2.6.20-rc1-mm1 but I guess this is related to your waring about
>>> reiser4 being broken in 2.6.19-mm1 (even if it is not listed in
>>> notes for 2.6.20-rc1-mm1)... I attach dmesg and config, but the
>>> reiser4 panics did not get logged and I am not able to reboot on
>>> 2.6.20-rc1-mm1 right now. For the moment, I mainly wanted to report
>>> the xfs messages which seems a bit suspect.
> 
>> The reiser4 failure is unexpected. Could you please see if you can
>> capture a trace, let the people at reiserfs-dev@...esys.com know?
> 
> Ok, I've handwritten the messages, here they are :
> 
> reiser4 panicked cowardly : reiser4[umount(2451)] : commit_current_atom (fs/reiser4/txmngr.c:1087) (zam-597)
> write log failed (-5)
> 
> [ got 2 copies of them because I have 2 reiser4 fs)
> 
> I got them mainly when I try to reboot or halt the machine, and the
> process doesn't finish, the computer gets stuck after the reiser4
> messages. This is only with 2.6.20-mm1, not 2.6.19-rc6-mm2.
> 

fix-sense-key-medium-error-processing-and-retry.patch seems to be the culprit.

Reverting it fix those reiser4 panics for me. Damien, could you confirm please ?

~~
laurent
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