Date: Thu, 19 Jan 2012 11:23:06 -0500 From: John Baldwin <jhb@freebsd.org> To: Glen Barber <gjb@freebsd.org> Cc: Attilio Rao <attilio@freebsd.org>, freebsd-current@freebsd.org Subject: Re: [panic] intr_event_execute_handlers() - Corrupted DWARF expression Message-ID: <201201191123.06109.jhb@freebsd.org> In-Reply-To: <20120119160257.GD1953@glenbarber.us> References: <20120118220136.GA1862@glenbarber.us> <201201191050.45477.jhb@freebsd.org> <20120119160257.GD1953@glenbarber.us>
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On Thursday, January 19, 2012 11:02:57 am Glen Barber wrote: > On Thu, Jan 19, 2012 at 10:50:45AM -0500, John Baldwin wrote: > > On Wednesday, January 18, 2012 5:01:37 pm Glen Barber wrote: > > > Hi, > > > > > > I'm running -CURRENT from about 5 days ago: > > > > > > nucleus# uname -a > > > FreeBSD nucleus 10.0-CURRENT FreeBSD 10.0-CURRENT #3 r230037M: Fri Jan > > > 13 17:48:14 EST 2012 gjb@nucleus:/usr/obj/usr/src/sys/NUCLEUS amd64 > > > > > > (The 'M' is kib's DRM patches for Intel GPU.) > > > > > > So far, I haven't had much problem with this laptop, but just had the > > > machine panic. > > > > > > I have kgdb output attached, and I'll be happy to provide whatever > > > additional information that may be needed. > > > > > > I have core.txt.N available here: > > > > > > http://people.freebsd.org/~gjb/core.txt > > > > In kgdb, can you go to frame 6 and 'p td->td_lock'. If that is non-null, can > > you do 'p *td->td_lock'? > > > > Sure, script(1) output is attached. Hmm, I don't think td->td_lock is ever supposed to be NULL. -- John Baldwin
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