Date: Mon, 17 Aug 2009 19:57:45 +0200 From: Sven Esbjerg <esbjerg@xbsd.net> To: current@freebsd.org Subject: Re: panic: _sx_xlock_hard: recursed on non-recursive sx newbus Message-ID: <20090817175745.GA697@esbjerg.name> In-Reply-To: <alpine.BSF.2.00.0908161947460.1901@fledge.watson.org> References: <20090816185930.49144213.ubm.freebsd@gmail.com> <alpine.BSF.2.00.0908161947460.1901@fledge.watson.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, Aug 16, 2009 at 07:50:03PM +0100, Robert Watson wrote: > > On Sun, 16 Aug 2009, Marc UBM wrote: > > >While loading snd_hda for fun on my fileserver, I got the following panic > >(crashdump available for poking around): > > > >panic: _sx_xlock_hard: recursed on non-recursive sx newbus @ > >/usr/src/sys/kern/subr_bus.c:219 > > > >Backtrace is attached. > > Hi Marc-- > > This is most likely associated with the known "newbus" locking issues from > late-break MPSAFEty work on newbus for 8.0. I understand that Attilio is > working actively on fixing this (CC'd). You could try Attilio's patch: http://people.freebsd.org/~attilio/hdac.diff It fixed the panic I was having while loading the sound driver. -Sven
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20090817175745.GA697>