From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: What is the current state of Dom0 kernel support? / crash with 2.6.31-rc5 32bit PAE Date: Thu, 13 Aug 2009 13:17:40 -0700 Message-ID: <4A8474E4.3010802@goop.org> References: <20090722193530.GR24960@edu.joroinen.fi> <20090722195748.GS24960@edu.joroinen.fi> <4A6775C9.5010802@goop.org> <20090722205346.GU24960@edu.joroinen.fi> <4A70B585.2070109@goop.org> <20090730084800.GT24960@edu.joroinen.fi> <20090730113532.GV24960@edu.joroinen.fi> <20090810164330.GA24960@edu.joroinen.fi> <4A805053.5010509@goop.org> <20090810192750.GF24960@edu.joroinen.fi> <20090811195844.GJ24960@edu.joroinen.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20090811195844.GJ24960@edu.joroinen.fi> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: =?ISO-8859-1?Q?Pasi_K=E4rkk=E4inen?= Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On 08/11/09 12:58, Pasi K=E4rkk=E4inen wrote: > I just added some debug printk()'s to the very beginning of the functio= n and found out this: > > DEBUG active_evtchns: cpu: 0, sh: 4117237760, idx: 0 > DEBUG sh->evtchn_pending: 4117239808, sh->evtchn_mask: 4117239936 > DEBUG cpu_evtchn_mask(cpu): 0 > > so.. looks like the buggy piece of code (null pointer dereference) is: = cpu_evtchn_mask(cpu)[idx] > > =20 I pushed something that looks like a fix for this. Please tell me how it goes. J