Date: Tue, 5 Apr 2011 01:27:32 +0300 From: Kostik Belousov <kostikbel@gmail.com> To: Doug Barton <dougb@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: crash on r220282 Message-ID: <20110404222732.GZ78089@deviant.kiev.zoral.com.ua> In-Reply-To: <4D9A257C.9070905@FreeBSD.org> References: <4D9A257C.9070905@FreeBSD.org>
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--6JKqInvHjCt0b9L3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Apr 04, 2011 at 01:09:32PM -0700, Doug Barton wrote: > Someone suggested I might get better results including the actual panic: >=20 > panic: Freeing unused sector 4918950 6 c400001f >=20 > Meanwhile the core.txt.1 file is in my home directory on freefall. >=20 >=20 > Doug >=20 >=20 > #0 sched_switch (td=3Ddwarf2_read_address: Corrupted DWARF expression. > ) at /home/svn/head/sys/kern/sched_ule.c:1854 > #1 0xffffffff8042b16d in mi_switch (flags=3Ddwarf2_read_address: > Corrupted DWARF expression. > ) at /home/svn/head/sys/kern/kern_synch.c:450 > #2 0xffffffff8045ce3a in sleepq_switch (wchan=3Ddwarf2_read_address: > Corrupted DWARF expression. > ) > at /home/svn/head/sys/kern/subr_sleepqueue.c:538 > #3 0xffffffff8045d303 in sleepq_timedwait (wchan=3Ddwarf2_read_address: > Corrupted DWARF expression. > ) > at /home/svn/head/sys/kern/subr_sleepqueue.c:652 > #4 0xffffffff8042abe8 in _sleep (ident=3DVariable "ident" is not availab= le. > ) at /home/svn/head/sys/kern/kern_synch.c:230 > #5 0xffffffff8065cfa0 in scheduler (dummy=3D0x0) at > /home/svn/head/sys/vm/vm_glue.c:771 > #6 0xffffffff803dc2b3 in mi_startup () at > /home/svn/head/sys/kern/init_main.c:258 > #7 0xffffffff8027164f in btext () > #8 0xffffffff80acba60 in bootverbose () > #9 0xffffffff80a81a80 in tdq_cpu () > #10 0xffffffff80acba60 in bootverbose () > #11 0xffffffff80a83800 in sleepq_chains () > #12 0xffffffff80caab80 in ?? () > #13 0xffffffff80caab28 in ?? () > #14 0xfffffe00015d4000 in ?? () > #15 0xffffffff80442cd7 in sched_switch (td=3Ddwarf2_read_address: > Corrupted DWARF expression. > ) at /home/svn/head/sys/kern/sched_ule.c:1848 > Previous frame inner to this frame (corrupt stack?) The backtrace is for the wrong thread. There should be the thread that panicked, and it is the thread backtrace that is interesting. --6JKqInvHjCt0b9L3 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (FreeBSD) iEYEARECAAYFAk2aRdQACgkQC3+MBN1Mb4gMrwCgwtte0xhq8/gN7xUYWAK0kVF7 z8EAoLEV4Ejzxd7qPVjPTnadZz/z/6IS =o3Rw -----END PGP SIGNATURE----- --6JKqInvHjCt0b9L3--
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