From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Bizarre oops after suspend to RAM (was: Re: Resume from Suspend to RAM) Date: Mon, 6 Jun 2005 17:09:09 +0200 Message-ID: <20050606150909.GA2230@elf.ucw.cz> References: <200506051456.44810.hugelmopf@web.de> <1117978635.6648.136.camel@tyrosine> <200506051732.08854.stefandoesinger@gmx.at> <1118053578.6648.142.camel@tyrosine> <1118056003.6648.148.camel@tyrosine> <20050606144501.GB2243@elf.ucw.cz> <20050606145429.GA18396@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20050606145429.GA18396-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Matthew Garrett Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > > NULL pointer dereference in filp_open; whats that strange about it? > > Use printks to debug this one, nothing mysterious. > > I can't see any way that a null pointer could get to filp_open without > something already being very wrong - the kernel worked fine before > suspend. Unfortunately, that's the one occasion that we've got the > machine (an HP nc4000) to resume. Since then, it simply freezes before > hitting "Back to C" despite having had no kernel or configuration > changes. The behaviour is very non-deterministic, which makes me wonder > about something in the suspend or resume process damaging state. Hmm, strange. You may want to test if length of sleep affects it... Pavel ------------------------------------------------------- This SF.Net email is sponsored by: NEC IT Guy Games. How far can you shotput a projector? How fast can you ride your desk chair down the office luge track? If you want to score the big prize, get to know the little guy. Play to win an NEC 61" plasma display: http://www.necitguy.com/?r=20