Date: Wed, 18 Jul 2007 00:13:28 +0200 From: Roman Divacky <rdivacky@freebsd.org> To: Teufel <bsd@kuehlbox.de> Cc: attilio@freebsd.org, Jeff Roberson <jroberson@chesapeake.net>, current@freebsd.org Subject: Re: ULE/SCHED_SMP diff for 7.0 - panic on x86 Message-ID: <20070717221327.GA60004@freebsd.org> In-Reply-To: <469D2688.7070000@kuehlbox.de> References: <20070716233030.D92541@10.0.0.1> <469D2688.7070000@kuehlbox.de>
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On Tue, Jul 17, 2007 at 10:28:56PM +0200, Teufel wrote: > Hi, > > cvsuped kernel sources about 20 mins ago and applied Jeff's new ule patch. > System boots normaly up, but starting qemu with kqemu (either user or > user and kernel space) results immediatly in kernel trap 12 > applying Attilio's patch > http://people.freebsd.org/~attilio/kqemu.diff fixed the kernel trap, > but hangs: > > spin lock 0xc0bbf780 (shed lock 1) held by 0xc5114880 (tid 100003) too long > panic: spin lock held too long > cpuid = 0 this looks similar to what people are seeing on pointyhat building cluster. its definitely NOT related to kqemu desynced module/kernel. I have told attilio about it. no response yet...
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