From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Kacur Subject: Re: rt-kernel 3.0.14-rt31: BUG: sleeping function called from invalid context Date: Thu, 19 Jan 2012 22:06:09 +0100 Message-ID: References: <201201180053.52617.fzuuzf@googlemail.com> <1326848525.17534.66.camel@gandalf.stny.rr.com> <1326991117.17534.132.camel@gandalf.stny.rr.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Karsten Wiese , LKML , RT , Thomas Gleixner , "Paul E. McKenney" , Peter Zijlstra To: Steven Rostedt Return-path: Received: from mail-qy0-f174.google.com ([209.85.216.174]:36179 "EHLO mail-qy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932818Ab2ASVGK convert rfc822-to-8bit (ORCPT ); Thu, 19 Jan 2012 16:06:10 -0500 In-Reply-To: <1326991117.17534.132.camel@gandalf.stny.rr.com> Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Thu, Jan 19, 2012 at 5:38 PM, Steven Rostedt w= rote: > On Thu, 2012-01-19 at 17:16 +0100, John Kacur wrote: > >> I'm testing v3.0.14-rt32-rc1, and it greatly reduced the number of >> these, but I still got one during boot. >> >> [ =A0 11.938649] BUG: sleeping function called from invalid context = at >> /home/jkacur/rt.linux.git/kernel/rtmutex.c:645 >> [ =A0 11.938651] in_atomic(): 1, irqs_disabled(): 1, pid: 168, name:= irq/9-acpi >> [ =A0 11.938653] 1 lock held by irq/9-acpi/168: >> [ =A0 11.938653] =A0#0: =A0(acpi_gbl_gpe_lock){......}, at: >> [] acpi_ev_gpe_detect+0x31/0x110 > > Could you test 3.2-rt. If that has the issue then we know we have mor= e > to fix. If not, we know I missed a patch. > I tested with v3.2-rt10 and the issue is not there. I also examined your patches and couldn't find anything wrong with them, and for larks tried applying cpumask-disable-offstack-on-rt.patch from v3.2-rt10 all to no avail, the problem is still there. Thanks John -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html