Date: Tue, 7 Jun 2005 19:28:02 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: delphij@delphij.net Cc: freebsd-stable@freebsd.org, Frode Nordahl <frode@nordahl.net> Subject: Re: propagate_priority panic Message-ID: <20050607192712.F65983@fledge.watson.org> In-Reply-To: <1118146251.755.4.camel@spirit> References: <2D2A5D81-9E95-4D83-B479-D61BBB39C25F@nordahl.net> <1118146251.755.4.camel@spirit>
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On Tue, 7 Jun 2005, Xin LI wrote: > ˙˙ 2005-06-07˙˙˙˙ 09:32 +0200˙˙Frode Nordahl˙˙˙˙˙˙ >> Dear colleagues, > [snip] >> db> trace >> Tracing pid 86 tid 100089 td 0xc54a1e10 >> propagate_priority(c54a1e10,c08f3750,c54c6960,c0901ae0,c54a1e10) at >> propagate_priority+0x7f > > This looks like what I have been observed within a recent -CURRENT > kernel, which indicates a bug that was fixed recently. propagate_priority() panics are often a symptom of an attempt to use a mutex operation on a non-mutex, so this could be a symptom of an attempt to call mtx_lock() on a free'd data structure (or related bug). Robert N M Watson
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