Date: Sun, 26 Feb 2006 01:13:43 -0500 From: Kris Kennaway <kris@obsecurity.org> To: Garrett Cooper <youshi10@u.washington.edu> Cc: freebsd-questions@freebsd.org Subject: Re: anyone recognize this panic? Message-ID: <20060226061343.GA4483@xor.obsecurity.org> In-Reply-To: <440145EF.5000101@u.washington.edu> References: <17409.8562.677322.222883@jerusalem.litteratus.org> <20060226033858.GA10985@xor.obsecurity.org> <440145EF.5000101@u.washington.edu>
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--OgqxwSJOaUobr8KG Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Feb 25, 2006 at 10:08:47PM -0800, Garrett Cooper wrote: > Kris Kennaway wrote: >=20 > >On Sat, Feb 25, 2006 at 10:33:06PM -0500, Robert Huff wrote: > >=20 > > > >> I just had my -CURRENT* machine crash under moderate load. No > >>dump is available because the machine locked hard, but I did copy > >>this off the screen: > >> > >>re0: diagnostic failed to receive packet in loopback mode > >>re0: attach aborted due to hardware diagnostic failure > >>panic: mtx_lock() of spin mutex (null) @ /usr/src/sys/netinet/in_pcb,c:= 862 > >> > >> "re0" is a Linksys EG-1032, less than two months old. It was > >>connected, but had zero traffic at the time of the crash. > >> Before I take this to current@ - has anyone seen anything like > >>this before? A quick check of the archives and the web in general > >>didn't show anything. > >> =20 > >> > > > >You need to at least get a traceback from the panic, and preferably a > >crashdump. > > > >Kris > >=20 > > > Probably should pass this onto some devs. It seems like a null value was= =20 > passed for locking a mutex in the OS, which is important. Having a=20 > traceback would be good though... but at least mentioning that the issue= =20 > laid with the re (?) kernel driver would be a start. Unfortunately without a traceback the panic string is useless since it gives you no clue about how the system got into that state. This kind of panic is often a secondary effect of some other problem. Kris --OgqxwSJOaUobr8KG Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.1 (FreeBSD) iD8DBQFEAUcXWry0BWjoQKURAoMSAKCPmQmPceIMWxJRNSAc7ItuMeoFbwCg0Kpf RQm0CF2I58CBfFQXoBMd0TU= =1SB0 -----END PGP SIGNATURE----- --OgqxwSJOaUobr8KG--
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