Date: Wed, 30 Jul 2003 21:52:23 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Scot Loach <sloach@sandvine.com> Cc: "'freebsd-stable@freebsd.org'" <freebsd-stable@freebsd.org> Subject: Re: kernel panic Message-ID: <20030731045223.GA35485@rot13.obsecurity.org> In-Reply-To: <FE045D4D9F7AED4CBFF1B3B813C8533701AE868E@mail.sandvine.com> References: <FE045D4D9F7AED4CBFF1B3B813C8533701AE868E@mail.sandvine.com>
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--NzB8fVQJ5HfG6fxh Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jul 30, 2003 at 06:41:03PM -0400, Scot Loach wrote: > Yesterday I had a kernel panic on a FreeBSD 4.7 system. Looking at the c= ore > dump, it was caused by a corrupted uidinfo pointer referenced by a tcp pc= b. > I searched through the archives and found an identical stack trace in this > message from 2000: >=20 > http://docs.freebsd.org/cgi/getmsg.cgi?fetch=3D322837+0+archive/2000/free= bsd-s > table/20000625.freebsd-stable >=20 > This was apparently fixed by a patch discussed in this thread. >=20 > http://www.geocrawler.com/archives/3/171/2000/11/0/4718890/ >=20 > The patch was applied to version 1.66 and 1.67 of /sys/kern/kern_resource= .c >=20 > I browsed through the CVS for these changes, but found no evidence of them > ever being merged to RELENG_4. >=20 > This is a real memory corruption in the kernel. If these changes were ne= ver > merged, does anyone know wny? Can anyone suggest a course of action to > resolve this?=20 It looks like most of the content of those commits were 5.0 specific, but you'd have to ask the committer about strategies for merging the behaviour. Kris --NzB8fVQJ5HfG6fxh Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (FreeBSD) iD8DBQE/KKCHWry0BWjoQKURAtIJAKCqOs8Knu5yaRmDy9u66miWFsucCQCeKkVk jCs7T26yluuJ9qbmPEcjr4s= =cIrq -----END PGP SIGNATURE----- --NzB8fVQJ5HfG6fxh--
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