Date: Sun, 19 Jun 2005 16:03:22 -0700 (PDT) From: Doug White <dwhite@gumbysoft.com> To: Wesley Morgan <morganw@chemikals.org> Cc: freebsd-current@freebsd.org Subject: Re: odd panics on -current recently Message-ID: <20050619160022.R83634@carver.gumbysoft.com> In-Reply-To: <20050618232951.P77492@volatile.chemikals.org> References: <20050618232951.P77492@volatile.chemikals.org>
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On Sat, 18 Jun 2005, Wesley Morgan wrote: > Been getting what appear to be the same panic for at least a week on > -current. Enabled dumps and this is the best trace I can get. I don't have > the panic message, and this trace doesn't make a lot of sense to me: > > #0 doadump () at pcpu.h:165 > 165 __asm __volatile("movl %%fs:0,%0" : "=r" (td)); > (kgdb) bt > #0 doadump () at pcpu.h:165 > #1 0xc0706e40 in buf.1 () > #2 0xc051bfee in boot (howto=260) at ../../../kern/kern_shutdown.c:397 > #3 0xc051c416 in panic (fmt=0xc06b19aa "%s") > at ../../../kern/kern_shutdown.c:553 > #4 0xc0688e6c in trap_fatal (frame=0xd3c1dc40, eva=0) > at ../../../i386/i386/trap.c:831 > #5 0xc06883a9 in trap (frame= > {tf_fs = -1068302328, tf_es = -1066401752, tf_ds = -1047068632, > tf_edi = -1047265920, tf_esi = -1035014144, tf_ebp = 0, tf_isp = > -742269844, tf_ebx = -1066355360, tf_edx = -1035014144, tf_ecx = 0, tf_eax > = -2, tf_trapno = 12, tf_err = 0, tf_eip = -1068198526, tf_cs = 32, > tf_eflags = 589954, tf_esp = -1035014144, tf_ss = 4}) at > ../../../i386/i386/trap.c:269 > #6 0xc067674a in calltrap () at ../../../i386/i386/exception.s:139 > (kgdb) You didn't post the panic message, which is necessary to determine why the trap occured in the first place, and there appears to be a lot of missing backtrace since you can't get to trap_fatal from a userspace trap. You might also derive a kernel config from GENERIC instead of LINT so you don't include some of the more esoteric options and trigger uncommonly used code paths. -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org
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