Date: Wed, 20 Aug 2008 23:32:38 +0300 From: Kostik Belousov <kostikbel@gmail.com> To: Ed Schouten <ed@80386.nl> Cc: Renato Botelho <rbgarga@gmail.com>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: 8.0-CURRENT built on 08/20 crashing with HTT enabled Message-ID: <20080820203238.GF1803@deviant.kiev.zoral.com.ua> In-Reply-To: <20080820201226.GI99951@hoeg.nl> References: <747dc8f30808201223i46ba04daw34c267574ba7cc99@mail.gmail.com> <20080820201226.GI99951@hoeg.nl>
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--9q+4pEgVd7t11q9L Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 20, 2008 at 10:12:26PM +0200, Ed Schouten wrote: > Hello everyone, >=20 > * Renato Botelho <rbgarga@gmail.com> wrote: > > kernel trap 12 with interrupts disabled >=20 > I already spoke with Renato privately and one thing that concerns me: > shouldn't we normally get a panic when receiving this? No, there are several possibilities for the situation to arise in the kernel. The fact that page fault got handled is interesting, it could be that some paged memory is accessed too early in the boot sequence (guess). You may add kdb_backtrace() after printf() there, it might show enough information to understand the issue. --9q+4pEgVd7t11q9L Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkisf2UACgkQC3+MBN1Mb4iCoACdF20PMKgnZto76gakvMWgcUnF SuQAnAiTcgvoFcqR3fb/LpdP5HnItlCJ =0hR0 -----END PGP SIGNATURE----- --9q+4pEgVd7t11q9L--
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