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From: "Steven G. Kargl" <kargl@troutmask.apl.washington.edu>
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To: Sam Leffler <sam@errno.com>
Date: Fri, 7 Nov 2003 13:26:24 -0800 (PST)
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cc: freebsd-current@freebsd.org
cc: Steve Kargl <sgk@troutmask.apl.washington.edu>
Subject: Re: panic: mtx_lock() of spin mutex in ip_output.c
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Sam Leffler wrote:
> On Friday 07 November 2003 12:54 pm, Steve Kargl wrote:
> > On Fri, Nov 07, 2003 at 11:31:45AM -0800, Steven G. Kargl wrote:
> > > I have a Dell 4150 laptop using dhcp and ntpd on the
> > > xl0 interface.  I did "ifconfig xl0 down" and received
> > > the following panic (hand transcribed :-( ).
> > >
> > > panic: mtx_lock() of spin mutex (null) @
> > > /usr/src/sys/netinet/ip_output.c:266 Stack backtrace:
> > > backtrace()
> > > panic()
> > > panic: process 414(ntpd):2 Giant but isn't blocked on a mutex
> > >
> 
> Make sure you have rev 1.250 of ip_input.c.
> 

Okay.  I'll update my source tree.  This panic occurred
for sources circa 31 Oct 03.  I'm going to be offline
for the next week, so I won't be able to pursue this 
until then.

-- 
Steve
http://troutmask.apl.washington.edu/~kargl/