Date: Sun, 4 May 2008 00:46:45 +0800 From: "Justin Jereza" <justinjereza@gmail.com> To: gavin@freebsd.org, freebsd-bugs@freebsd.org Subject: Re: kern/123363: page fault on ppp start if tun0 doesn't exist Message-ID: <53f591170805030946q1dca8ca5wb54730a7a13f1b18@mail.gmail.com> In-Reply-To: <200805031622.m43GMQnV011103@freefall.freebsd.org> References: <200805031622.m43GMQnV011103@freefall.freebsd.org>
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> To submitter: can you please obtain a backtrace of this panic on > your own system with something like: > kgdb /boot/kernel/kernel.symbols /path/to/vmcore.0 > and issue the "bt" command? Backtrace: #0 doadump () at pcpu.h:195 #1 0xc075c1e7 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 #2 0xc075c4ac in panic (fmt=Variable "fmt" is not available. ) at /usr/src/sys/kern/kern_shutdown.c:563 #3 0xc0a4efac in trap_fatal (frame=0xd68229e4, eva=392) at /usr/src/sys/i386/i386/trap.c:899 #4 0xc0a4f210 in trap_pfault (frame=0xd68229e4, usermode=0, eva=392) at /usr/src/sys/i386/i386/trap.c:812 #5 0xc0a4fbd9 in trap (frame=0xd68229e4) at /usr/src/sys/i386/i386/trap.c:490 #6 0xc0a3684b in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #7 0xc074fd02 in _mtx_lock_sleep (m=0xc3014d08, tid=3276153360, opts=0, file=0x0, line=0) at /usr/src/sys/kern/kern_mutex.c:335 #8 0xc048b3e1 in hfsc_class_destroy (cl=0xc5b16000) at /usr/src/sys/contrib/altq/altq/altq_hfsc.c:595 #9 0xc048b65b in hfsc_remove_altq (a=0xc45aa8c0) at /usr/src/sys/contrib/altq/altq/altq_hfsc.c:350 #10 0xc04904ba in altq_remove (a=0xc45aa8c0) at /usr/src/sys/contrib/altq/altq/altq_subr.c:655 #11 0xc317f309 in ?? () #12 0xc45aa8c0 in ?? () #13 0xc0b7edc0 in M_DEVBUF () #14 0xc31948e8 in ?? () #15 0x01000000 in ?? () #16 0x00000000 in ?? () #17 0xc2ea88b0 in ?? () #18 0xd6822be4 in ?? () #19 0xc3184295 in ?? () #20 0x00000016 in ?? () #21 0x00000000 in ?? () #22 0xc3191864 in ?? () #23 0x00000c55 in ?? () #24 0xc36c68d8 in ?? () #25 0x00000006 in ?? () #26 0xc36c6908 in ?? () #27 0xc3462210 in ?? () #28 0xc0ae10d5 in ?? () #29 0x00000119 in ?? () #30 0xd6822ae8 in ?? () #31 0xc0a64955 in VOP_UNLOCK_APV (vop=0x16, a=0x0) at vnode_if.c:1676 Previous frame inner to this frame (corrupt stack?)
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