Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262283AbVD2LDf (ORCPT ); Fri, 29 Apr 2005 07:03:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262285AbVD2LDd (ORCPT ); Fri, 29 Apr 2005 07:03:33 -0400 Received: from mail.dif.dk ([193.138.115.101]:24961 "EHLO saerimmer.dif.dk") by vger.kernel.org with ESMTP id S262283AbVD2LDa (ORCPT ); Fri, 29 Apr 2005 07:03:30 -0400 Date: Fri, 29 Apr 2005 13:03:03 +0200 (CEST) From: Jesper Juhl To: Andrew Morton Cc: Alexander Nyberg , juhl-lkml@dif.dk, linux-kernel@vger.kernel.org Subject: Re: 2.6.12-rc2-mm3 regression - certain applications get SIGSEGV but are fine with 2.6.12-rc2-mm2 In-Reply-To: <20050429031708.6b0e1731.akpm@osdl.org> Message-ID: References: <1113908202.2067.1.camel@localhost.localdomain> <20050429031708.6b0e1731.akpm@osdl.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1728 Lines: 42 On Fri, 29 Apr 2005, Andrew Morton wrote: > Date: Fri, 29 Apr 2005 03:17:08 -0700 > From: Andrew Morton > To: Alexander Nyberg > Cc: juhl-lkml@dif.dk, linux-kernel@vger.kernel.org > Subject: Re: 2.6.12-rc2-mm3 regression - certain applications get SIGSEGV but > are fine with 2.6.12-rc2-mm2 > > Alexander Nyberg wrote: > > > > tis 2005-04-19 klockan 11:33 +0200 skrev Jesper Juhl: > > > Everything is fine with 2.6.12-rc2, 2.6.12-rc2-mm1, 2.6.12-rc2-mm2 & > > > earlier kernels as well, but 2.6.12-rc2-mm3 seems to have a problem. > > > I don't know what's causing this, all I can do at the moment is describe > > > the symptoms. > > > > > > Certain applications (krootimage and ksplash from KDE 3.4 are 100% > > > reproducible test cases) that used to run fine have started crashing with > > > SIGSEGV on 2.6.12-rc2-mm3. I see nothing suspicious in dmesg. > > > I'm including dmesg output as well as strace output from krootimage and > > > ksplash below. > > > If someone could give me a hint as to what the cause of this could be or > > > what to try in order to track it down I'd appreciate it. > > > This is 100% reproducible. > > > > Try backing out > > http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.12-rc2/2.6.12-rc2-mm3/broken-out/sched-unlocked-context-switches.patch > > > > y'know, if I'd been cc'ed on this email I'd have saved three hours. > My bad. Sorry about that. -- Jesper - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/