Date: Tue, 7 Jul 2009 12:57:35 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: Anton Shterenlikht <mexas@bristol.ac.uk> Cc: Rink Springer <rink@freebsd.org>, freebsd-current@freebsd.org, freebsd-ia64@freebsd.org Subject: Re: buildworld panic on ia64 Message-ID: <20090707175735.GG5574@dan.emsphone.com> In-Reply-To: <20090707150052.GA49701@mech-cluster238.men.bris.ac.uk> References: <20090707094808.GA93317@mech-cluster238.men.bris.ac.uk> <20090707095058.GC7827@rink.nu> <20090707124405.GA46091@mech-cluster238.men.bris.ac.uk> <20090707144554.GF5574@dan.emsphone.com> <20090707150052.GA49701@mech-cluster238.men.bris.ac.uk>
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In the last episode (Jul 07), Anton Shterenlikht said: > On Tue, Jul 07, 2009 at 09:45:54AM -0500, Dan Nelson wrote: > > In the last episode (Jul 07), Anton Shterenlikht said: > > > On Tue, Jul 07, 2009 at 11:50:58AM +0200, Rink Springer wrote: > > > > On Tue, Jul 07, 2009 at 10:48:08AM +0100, Anton Shterenlikht wrote: > > > > > panic: mtx_lock_spin() of destroyed mutex @ /usr/src/sys/ia64/ia64/trap.c:680 > > > > > cpuid = 0 > > > > > KDB: enter: panic > > > > > [thread pid 67078 tid 100097 ] > > > > > Stopped at kdb_enter+0x92: [I2] addl r14=0xffffffffffe2a8e8,gp ;; > > > > > > > > Do you have a backtrace ? > > > > > > no, sorry, I was too quick to reboot. I tried to reproduce the error, > > > got this on the way: > > > > If you add "options KDB_TRACE" to your kernel config, you'll get a stack > > trace automatically on every panic. > > actually, I'll rebuild a kernel first, and then try to rebuid world. I'll > put this in as well. Do I still need > > options KDB # Enable kernel debugger support > > if I put options KDB_TRACE? I always have both, so I don't know if one requires the other. You should get a compile error if KDB is required and it's not listed. -- Dan Nelson dnelson@allantgroup.com
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