Date: Tue, 17 Jul 2007 17:10:00 -0500 From: Matt <datahead4@gmail.com> To: "Eric Anderson" <anderson@freebsd.org> Cc: attilio@freebsd.org, Jeff Roberson <jroberson@chesapeake.net>, current@freebsd.org, Teufel <bsd@kuehlbox.de> Subject: Re: ULE/SCHED_SMP diff for 7.0 - panic on x86 Message-ID: <cd6b4a5b0707171510m4be632den6337947207576302@mail.gmail.com> In-Reply-To: <469D2979.60006@freebsd.org> References: <20070716233030.D92541@10.0.0.1> <469D2688.7070000@kuehlbox.de> <20070717133131.J92541@10.0.0.1> <20070717134252.D92541@10.0.0.1> <469D2979.60006@freebsd.org>
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On 7/17/07, Eric Anderson <anderson@freebsd.org> wrote: > Jeff Roberson wrote: > > On Tue, 17 Jul 2007, Jeff Roberson wrote: > > > >> On Tue, 17 Jul 2007, 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 > >> Can you enable INVARIANTS, WITNESS, KDB and DDB in your kernel? Then > >> get me a trace when this happens and any other consoles prints that > >> look relevant. > > > > Can you also run ldd on the kqemu binary? I'd like to know if it's > > linked against libthr or libkse. > > Note that there was recently a thread in -emulation that sorted this > out. Updating the kqemu and qemu ports should help. > > Eric > > > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > I am seeing the same behavior with kqemu panicking the system. An ldd against kqemu.ko doesn't show it linked to any shared libraries, and I have tried all of the combinations shown in the recent thread on the -emulation list (-DKSE in the kqemu port and Attilio's patch). Will let you know if I can get any debug information. My setup has been refusing to let me get any dumps lately (don't know what I messed up to cause that).
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