linux-kernel - Re: Deadlock on concurrent remount-ro and mdadm --stop (2.6.37)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20110126213059.GA8171@nn.nn>
Date:	Wed, 26 Jan 2011 22:31:00 +0100
From:	Harald Braumann <harry@...eit.net>
To:	Neil Brown <neilb@...e.de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Deadlock on concurrent remount-ro and mdadm --stop (2.6.37)

Hi,

I switched back to parallel boot and immediately got a lockup and I
was able to to capture the backtrace (`screenshot' attached). This
time it seems that the mount task blocked on its own.

Cheers,
harry

Download attachment "blocked_tasks.jpg" of type "image/jpeg" (156596 bytes)