From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: linux-next: Tree for Sept 12 (kernel-panic after pressing any key at X login) Date: Wed, 12 Sep 2012 23:49:09 -0700 Message-ID: <20120913064909.GF17105@core.coreip.homeip.net> References: <20120913060412.GB5085@bbox> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-iy0-f174.google.com ([209.85.210.174]:62135 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753096Ab2IMGtO (ORCPT ); Thu, 13 Sep 2012 02:49:14 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Sedat Dilek Cc: Minchan Kim , Stephen Rothwell , linux-next@vger.kernel.org, LKML , linux-input@vger.kernel.org, Henrik Rydberg , Daniel Kurtz , Benjamin Tissoires , Ping Cheng On Thu, Sep 13, 2012 at 08:36:36AM +0200, Sedat Dilek wrote: > On Thu, Sep 13, 2012 at 8:04 AM, Minchan Kim wrote: > > On Thu, Sep 13, 2012 at 07:29:32AM +0200, Sedat Dilek wrote: > >> On Thu, Sep 13, 2012 at 5:18 AM, Sedat Dilek wrote: > >> > On Wed, Sep 12, 2012 at 10:46 AM, Stephen Rothwell wrote: > >> >> Hi all, > >> >> > >> >> Changes since 201209011: > >> >> > >> >> The pci tree lost its build failure. > >> >> > >> >> The mfd tree gained a conflict against Linus' tree. > >> >> > >> >> The omap_dss2 tree lost its conflict. > >> >> > >> >> The trivial tree gained a conflict against the mfd tree. > >> >> > >> >> The kvm tree gained a conflict against Linus' tree. > >> >> > >> >> The workqueues tree gained a conflict against the omap_dss2 tree. > >> >> > >> >> The usb tree gained conflicts against the usb.current tree. > >> >> > >> >> The staging tree gained a conflict against the thermal tree and a build > >> >> failure for which I applied a merge fix patch. > >> >> > >> >> The tegra tree gained conflicts against the usb and arm-perf trees. > >> >> > >> >> ---------------------------------------------------------------------------- > >> >> > >> > > >> > Hi, > >> > > >> > this weeks linux-next seems to bring new and new issues, yay :-)! > >> > > >> > I have taken a photo, but can't say what can have caused. > >> > The issue is reproducible... > >> > Immediately, after pressing any key (when X-display-manager (lightdm) > >> > and X-greeter are up) my machine panics and is no more usable (cold > >> > rough brutal killer restart). > >> > Note: Using upstart or systemd does not matter. > >> > > >> > Any pointer to an area where to dig into or any feedback in general is welcome! > >> > > >> > Kind Regards, > >> > - Sedat - > >> > >> [ CC Dmitry Torokhov (linux-input maintainer) plus linux-input ML ] > >> > >> By looking at my screenshot, someone could imagine that there is a > >> problem coming from the input GIT branch(es) merges: > >> > >> input_to_handler() > >> input_pass_values() > >> input_handle_event() > >> input_event() > >> > >> Unfortunately, with those 3 revert-patches I see the same kernel-panic. > >> > >> Dimitry, any idea what can cause this kernel-panic? > > > > Today, I met similar problem in mmotm-2012-09-12-17-36 on my KVM. > > It's hard to reproduce in my mahcine but I confirmed following as > > Hoping it helps you. > > > > [ CC more input developers/testers ] > > Hi Minchan, > > Hey, cool. Thanks for the pointer in the source-code and the call-trace! > I had reverted [1], but anyway input folks should look at this. > > Kind Regards, > - Sedat - > > [1] http://git.kernel.org/?p=linux/kernel/git/next/linux-next.git;a=commitdiff;h=b276fc1e875a51e4a9dc3322ed008bf4ae481baf Henrik, It looks like your changes are causing the panic. -- Dmitry