Date: Sat, 16 Jul 2005 13:38:01 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Nicolas Blais <nb_root@videotron.ca> Cc: freebsd-current@freebsd.org Subject: Re: Latest cvsup to 7.0 causes mplayer to crash my system Message-ID: <20050716173801.GA29355@xor.obsecurity.org> In-Reply-To: <200507161021.56248.nb_root@videotron.ca> References: <200507152021.47403.nb_root@videotron.ca> <200507152146.51668.nb_root@videotron.ca> <1121497558.61704.2.camel@renaissance.homeip.net> <200507161021.56248.nb_root@videotron.ca>
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--Qxx1br4bt0+wmkIi Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Jul 16, 2005 at 10:21:50AM -0400, Nicolas Blais wrote: > > > > Today I've buildworld on latest cvsup (from -CURRENT@july 8th) and = now > > > > whenever i try to play a movie with mplayer, my system crashes with= : > > > > > > > > Fatal trap 12: page fault while in kernel mode > > > > fault virtual address =3D 0x1c > > > > fault code =3D supervisor write, page not present > > > > instruction pointer =3D 0x20:0xc06a0bc3 > > > > stack pointer =3D 0x28:0xe502fc88 > > > > frame pointer =3D 0x28:0xe502fcc8 > > > > code segment =3D base 0x0, limit 0xfffff, type 0x1b > > > > =3D DPL 0, pres 1, def32 1, gran 1 > > > > processor eflags =3D interrupt enabled, resume, IOPL =3D 0 > > > > current process =3D 28 (swi4: clock sio) > > > > trap number =3D 12 > > > > panic: page fault > > > > Uptime: 7m49s > > > > Dumping 1023 MB (2 chunks) > > > > chunk 0: 1MB (159 pages) ... ok > > > > chunk 1: 1023MB (261808 pages) 1007 991 (CTRL-C to abort) > > > > > > > > and a 1gb dump. That same system was fine on 6-CURRENT from July 8t= h so > > > > something in between breaks it. The crash message is always the sam= e. I > > > > tried recompiling mplayer which did no good. > > > > > > > > Please help, > > > > Nicolas. > > > > > > If this is any help to anyone: > > > > > > [nicblais] ~> nm -n /boot/kernel/* | grep c06a0 > > > c06a0120 T kern_setitimer > > > c06a0470 T setitimer > > > c06a0510 T clock_gettime > > > c06a0730 T ratecheck > > > c06a07b0 T ppsratecheck > > > c06a0830 T kern_timeout_callwheel_alloc > > > c06a08a0 T callout_init > > > c06a08f0 T kern_timeout_callwheel_init > > > c06a09f0 T softclock > > > c06a0ee0 T callout_reset >=20 > I've tried on SCHED_4BSD and ULE both causes the same trap. Here's more i= nfo=20 > (copied from a digital cam shot, since I can't seem to save the output of= =20 > kgdb) Run kgdb under script(1) Kris --Qxx1br4bt0+wmkIi Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFC2UX5Wry0BWjoQKURAkWcAJ0WqBUgJRwleDRYbuhB9YxC4/OizACguAVX /erDpPi9Y+eobYH5zGdRRAg= =zHCD -----END PGP SIGNATURE----- --Qxx1br4bt0+wmkIi--
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