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Date: Sun, 5 Sep 2004 16:24:58 -0700
From: Alfred Perlstein <alfred@freebsd.org>
To: Norikatsu Shigemura <nork@FreeBSD.org>
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Subject: Re: cvs commit: src/sys/kern uipc_socket.c
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* Norikatsu Shigemura <nork@FreeBSD.org> [040905 10:27] wrote:
> On Mon, 6 Sep 2004 02:00:32 +0900 (JST)
> Norikatsu Shigemura <nork@FreeBSD.org> wrote:
> > Robert Watson <rwatson@FreeBSD.org> wrote:
> > > On Mon, 6 Sep 2004, Norikatsu Shigemura wrote:
> > > > 	Hum... I ran xmms(start play) and ASAP panic.
> > > Do you have the panic message and any kernel printfs immediately preceding
> > > it?
> > 	No.  I'm always watching from other machine with dcons/ieee1394.
> > 	I didn't see any message.  Sorry, I'm using my kernel which is
> > 	disabled WITNESS and INVARIANTS.  I'll try to enable these and
> > 	test.
> 
> 	Oops, I contacted other panic.  I used same kernel only enabled
> 	INVARIANTS, INVARIANT_SUPPORT, WITNESS and WITNESS_SKIPSPIN.
> 
>  	debug.mpsafenet=1
>  	debug.mpsafevm=1
>  	net.isr.enable=1
>  	no PREEMPTION
>  	SCHED_ULE
> 	INVARIANTS
> 	INVARIANT_SUPPORT
> 	WITNESS
> 	WITNESS_SKIPSPIN
> 
> 	I'll try to disable INVARIANTS and INVARIANT_SUPPORT.


I can confirm that playing a song with today's kernel using xmms
breaks something, X locks up.

Also, I have AIO in my kernel, so debug.mpsafenet is set to
whatever the default+AIO is.

later,
-Alfred