Date: Tue, 19 Apr 2005 10:46:50 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Robert Watson <rwatson@FreeBSD.org> Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: "panic: trap: fast data access mmu miss" in m_copym Message-ID: <20050419174650.GA55289@xor.obsecurity.org> In-Reply-To: <20050419083350.V31061@fledge.watson.org> References: <20050419032947.GA23047@xor.obsecurity.org> <20050419083350.V31061@fledge.watson.org>
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--uAKRQypu60I7Lcqm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Apr 19, 2005 at 08:36:28AM +0100, Robert Watson wrote: > On Mon, 18 Apr 2005, Kris Kennaway wrote: >=20 > >This on an u10 running > > > >FreeBSD 5.3-STABLE (NETBOOT) #1: Sun Dec 12 18:38:35 JST 2004 > > > >It may already be fixed, but since this is clearly a very infrequent=20 > >problem (the other 7 machines with the same kernel have been running for= =20 > >months) it will be hard to tell empirically. > > > >Unfortunately I don't seem to have a kernel.debug for this machine. >=20 > Is it possible to build a kernel from around the right date and see how= =20 > closely things match? I could, but I don't know how well this is likely to work. =20 > Do you have the full trap message? The full trap message is as above. sparc64 doesn't seem to give very detailed trap information. > There was a=20 > 2005/01/12 change to tcp_output.c that corrected a possible crash, but I= =20 > don't have the details of the crash on-hand to know if it's the same one.= =20 > A lin number would be very helpful, even approximate, for the call to=20 > m_copym() in tcp_output(), as well as the full fault message. I'll try to get the line number. Kris --uAKRQypu60I7Lcqm Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFCZUQJWry0BWjoQKURAubJAKDtQMZvdC//MFqc4pXzg0McS4SvhwCdHO09 e9LIbbORoSBY34xtZImQ1jY= =h3DR -----END PGP SIGNATURE----- --uAKRQypu60I7Lcqm--
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