Date: Thu, 22 Apr 2004 13:58:39 -0400 From: Brian Fundakowski Feldman <green@freebsd.org> To: Peter Losher <Peter_Losher@isc.org> Cc: current@freebsd.org Subject: Re: sleep mutex panic on 5.2.1-RELEASE Message-ID: <200404221758.i3MHwdGZ032309@green.homeunix.org> In-Reply-To: Message from Peter Losher <Peter_Losher@isc.org> <200404212335.03156.Peter_Losher@isc.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Peter Losher <Peter_Losher@isc.org> wrote: > Hi, > > I have a dual-Xeon system in production (Dell PE2550) that has started to > randomly lock up, adding debugging fun and WITNESS, I got it to panic > and pop it into the debugger... > > -=- > panic: lock (sleep mutex) pipe mutex not locked Chances are this bug does not exist anymore. Robert Watson rewrote a large amount of the pipe code to improve its locking and security, and I hammered out some left-over bugs that showed up with SMP testing. Please try either upgrading to -CURRENT or, if you are not using MAC, these two diffs might be all you need: http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/sys/pipe.h.diff?r1=1.25&r2=1.26 http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/kern/sys_pipe.c.diff?r1=1.170&r2=1.158 -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200404221758.i3MHwdGZ032309>