From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: Regression: BUG when battery is removed before resuming from hibernation Date: Tue, 8 Jun 2010 22:52:49 +0200 Message-ID: <201006082252.49452.rjw@sisk.pl> References: <4C0E40E1.2080108@tuffmail.co.uk> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4C0E40E1.2080108-cCz0Lq7MMjm9FHfhHBbuYA@public.gmane.org> Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Alan Jenkins Cc: Kernel Testers List , linux acpi , linux-kernel List-Id: linux-acpi@vger.kernel.org On Tuesday 08 June 2010, Alan Jenkins wrote: > I found this bug 2.6.34 on my Asus EeePC 701 (x86_32 arch). It didn't > happen to me before, when I was running nearly-2.6.33 or 2.6.32-release. > > I used git-bisect, but unfortunately the result isn't very helpful. My > next step will be to try to narrowing down the culprits by disabling > individual CONFIG options. Here are my results so far, in case anyone > is interested. > > > == Steps to reproduce == > > I) Boot off mains power, with battery removed. Login to KDE4 session, > with Konsole as the only running application. > II) Run "sudo pm-hibernate" > > 1. When the system switches to text mode (a.k.a the console), > immediately insert the battery. > 2. Once the system has fully hibernated, remove the battery. > 3. Press the power button to resume. The backtrace below is generated > during resume. You're not supposed to be doing that. Rafael