amd64/145039: spin lock held too long amd64 mp_machdep.c

[Martin Matuska]

The following reply was made to PR amd64/145039; it has been noted by GNATS.

From: Martin Matuska <mm at FreeBSD.org>
To: bug-followup at FreeBSD.org, ben.cadieux at gmail.com
Cc:  
Subject: Re: amd64/145039: spin lock held too long amd64 mp_machdep.c
Date: Thu, 13 May 2010 15:00:53 +0200

 This is a problem of the VirtualBox kernel module and/or interaction of
 it with VirtualBox.
 I experienced the same problem.
 
 Also this user here:
 http://lists.freebsd.org/pipermail/freebsd-emulation/2010-January/007359.html
 
 You should compile your kernel with INVARIANT_SUPPORT, INVARIANTS and DEBUG
 and report more information about the panics.