From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bruno =?UTF-8?B?UHLDqW1vbnQ=?= Subject: Re: [2.6.27-rc2-git4] Kernel panic on VIA Ester+VIA CX700 Date: Sun, 10 Aug 2008 00:13:25 +0200 Message-ID: <20080810001325.383a9ade@neptune.home> References: <20080809225153.2fdb23a8@neptune.home> <200808100000.25402.rjw@sisk.pl> <20080809220154.GO28946@ZenIV.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20080809220154.GO28946@ZenIV.linux.org.uk> Sender: linux-scsi-owner@vger.kernel.org To: Al Viro Cc: "Rafael J. Wysocki" , Linux Kernel , linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org List-Id: linux-ide@vger.kernel.org On Sat, 09 August 2008 Al Viro wrote: > On Sun, Aug 10, 2008 at 12:00:24AM +0200, Rafael J. Wysocki wrote: > > On Saturday, 9 of August 2008, Bruno Pr?mont wrote: > > > Hi, > > > > Hi, > > > > > Trying out 2.6.27-rc2-git4 on a VIA Ester + CX700 based system I > > > experience the following panic using a config obtained with make > > > oldconfig from working 2.6.26 config. > > > > > > Looking at the traces and when it happens it looks like it could > > > be libATA or SCSI related... > > > > > > > > > Note: the kernel is patched with viafb patches sent yesterday > > > ([y]) and squashfs () > > > > Could you retest without these two, please? > > There'a another fun candidate: lazy allocation of fpu state. Do you > have padlock-aes/padlock-sha/via-rng in use? > They are compiled into the kernel and initialize with 2.6.26.2, though I have no idea if the kernel uses them more than that... The crash happens long enough before userspace gets started, as such except kernel-side users there should be no users of them. I will check tomorrow without these to determine which one might be the offending one: - no crypto,padlock/viarng - no viafb - no squashfs (though it should be pretty inoffensive) Bruno