Subject: Re: assert_sleepable: NULL curlwp
To: Andrew Doran <firstname.lastname@example.org>
From: Patrick Welche <email@example.com>
Date: 03/14/2007 20:52:51
On Wed, Mar 14, 2007 at 07:50:34PM -0000, Andrew Doran wrote:
> > With Mar 14 14:53 code, 4.99.15/i386, I just got:
> > I'm quite surprised. Essentially, I could e.g. ssh in, get a password
> > prompt,
> > then hang. It felt like when vnodes get locked. I could break into ddb.
> > Plenty of processes were waiting in turnstile?
> From ps/l? If it happens again, could you get a backtrace from one of
> them with t/a, or any LWPs sitting in vnlock?
> > # ps -M netbsd.0.core
> > ps: can't read pgrp at 0x0: Undefined error: 0
> Is the kernel built with LOCKDEBUG?
Yes (and diagnostic)