From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964793AbXCPXb5 (ORCPT ); Fri, 16 Mar 2007 19:31:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965997AbXCPXb5 (ORCPT ); Fri, 16 Mar 2007 19:31:57 -0400 Received: from wr-out-0506.google.com ([64.233.184.238]:55489 "EHLO wr-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964793AbXCPXb4 (ORCPT ); Fri, 16 Mar 2007 19:31:56 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=kN+FWHRWe8ccXF/bNFbp27IBwrAf6J8M3obJVib3q0SUVp7n0rach06KBo9xYLsiyvwsRveYCuZ3/MvTKRqiQh6y2HSkXZ6EtIy5xBlffPOWUlka9F8K+wIFTfd0/nTg4Xafh8satlhTEVwxeyivJjW5NJiEEuhDLcLfcGI2S4M= Message-ID: <6bffcb0e0703161631s1a75ededya887dd756e6f33b6@mail.gmail.com> Date: Sat, 17 Mar 2007 00:31:54 +0100 From: "Michal Piotrowski" To: "Jan Engelhardt" Subject: Re: Linux 2.6.21-rc4 Cc: "Andrew Morton" , "Linus Torvalds" , "Linux Kernel Mailing List" , "Takashi Iwai" In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <45FAD77A.1070709@googlemail.com> <20070316102650.267e2c55.akpm@linux-foundation.org> <6bffcb0e0703161155o1e153725jd3f4a01fb5fa0d55@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 17/03/07, Jan Engelhardt wrote: > > On Mar 16 2007 19:55, Michal Piotrowski wrote: > >> > I've got *bad* news. Bug described here > >> > http: //www.ussg.iu.edu/hypermail/linux/kernel/0703.0/index.html#0889 > >> > http: //www.ussg.iu.edu/hypermail/linux/kernel/0703.0/index.html#1165 > >> > probably leaked into mainline. > >> > > >> > Fsck! > >> > >> fsck indeed. I don't even understand what's happening with that one - it > >> seems like the kernel schedules a user process, but never deschedules it > >> again. > >> > > > > Tomorrow, I'll try to find out how to reproduce this bug. > > From #0889: > > "I have noticed some strange system behavior. When i try to build a > kernel (medium load) - X, keyboard, mouse and sound hangs." > > Note that ping is handled in interrupt or softirq context. So something has > locked up. Try without X? Or perhaps attack a serial console/netconsole, and > when it hangs, use Sysrq to dump the process' states. I already did this http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc4/git-console.log > > > Jan > -- > Regards, Michal -- Michal K. K. Piotrowski LTG - Linux Testers Group (PL) (http://www.stardust.webpages.pl/ltg/) LTG - Linux Testers Group (EN) (http://www.stardust.webpages.pl/linux_testers_group_en/)