Date: Sun, 16 Aug 2009 19:50:03 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: Marc UBM <ubm.freebsd@googlemail.com> Cc: attilio@FreeBSD.org, current@freebsd.org Subject: Re: panic: _sx_xlock_hard: recursed on non-recursive sx newbus Message-ID: <alpine.BSF.2.00.0908161947460.1901@fledge.watson.org> In-Reply-To: <20090816185930.49144213.ubm.freebsd@gmail.com> References: <20090816185930.49144213.ubm.freebsd@gmail.com>
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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). Robert
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