Bug#603229: Scheduler grouping failure; division by zero in select_task_rq_fair

To: Ingo Molnar <mingo@elte.hu>
Cc: Ben Hutchings <ben@decadent.org.uk>, Peter Zijlstra <peterz@infradead.org>, 603229@bugs.debian.org, LKML <linux-kernel@vger.kernel.org>, Tejun Heo <tj@kernel.org>
Subject: Bug#603229: Scheduler grouping failure; division by zero in select_task_rq_fair
From: Frede Feuerstein <Frede_Feuerstein@gmx.net>
Date: Tue, 14 Dec 2010 11:07:21 +0100
Message-id: <[🔎] 1292321241.4511.2.camel@localhost>
Reply-to: Frede_Feuerstein@gmx.net, 603229@bugs.debian.org
In-reply-to: <20101129180605.GC14046@elte.hu>
References: <1290449310.3868.13.camel@localhost> <1290470134.6770.929.camel@localhost> <1290514638.3892.16.camel@localhost> <1290900814.3292.84.camel@localhost> <1290920436.4255.1025.camel@localhost> <1290975266.3292.316.camel@localhost> <1291031425.32004.16.camel@laptop> <20101129162605.GH8695@decadent.org.uk> <20101129180605.GC14046@elte.hu>

Hello !

> We definitely want to robustify scheduler init code to not crash and to (if 
> possible) print a warning about the borkage.

I just tested the last 2.6.32-5 update and it still crashes in the same
manner.

Best regards
Tilo Hacke

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