Date: Sun, 2 Nov 2003 22:32:20 -0800 From: Kris Kennaway <kris@obsecurity.org> To: Peter Wemm <peter@wemm.org> Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: Fatal trap 9: general protection fault while in kernel mode Message-ID: <20031103063220.GA27749@rot13.obsecurity.org> In-Reply-To: <20031103055955.AB5E62A8EB@canning.wemm.org> References: <20031102212517.GA51674@rot13.obsecurity.org> <20031103055955.AB5E62A8EB@canning.wemm.org>
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--a8Wt8u1KmwUX3Y2C Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sun, Nov 02, 2003 at 09:59:55PM -0800, Peter Wemm wrote: > For the record, I have not seent this before. Can you please save the > kernel that blew up with that? A GPF is kinda odd for a kernel trap. Its > normally something that comes from a misaligned SSE2 register write to > stack. Unfortunately, the disassembler has not been taught about the REX > prefixes yet. "decl %eax" is a rex prefix for the next instruction. hammer01 is still sitting in DDB if you want to play with it. Kris --a8Wt8u1KmwUX3Y2C Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iD8DBQE/pfZzWry0BWjoQKURApWLAKDKEdJanbFqa6xkekGCkfEtENYP/gCeLcEm WO4AnZ6epCqT16vYk2Sb0fo= =Z95Z -----END PGP SIGNATURE----- --a8Wt8u1KmwUX3Y2C--
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