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Date: Sat, 23 Mar 2013 13:26:27 +0200
From: Ivan Klymenko <fidaj@ukr.net>
To: freebsd-current@freebsd.org, freebsd-ports@freebsd.org
Subject: Kernel panic CURRENT r248596 at virtualbox-ose-kmod module load
Message-ID: <20130323132627.04bf7ef4@nonamehost>
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Cc: Konstantin Belousov <kib@FreeBSD.org>
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I have
uname -a
FreeBSD nonamehost 10.0-CURRENT FreeBSD 10.0-CURRENT #0 r248596: Fri
Mar 22 01:17:08 EET 2013
ivan@nonamehost:/usr/obj/usr/src/sys/GENERIC  amd64

I updated the ports tree to r314921 and recompiled virtualbox-ose-kmod

After load the module a have kernel panic.

Panic  String:  Lock  vm  object  not  exclusively   locked   @
/usr/src/sys/vm/vm_page.c:1396

http://pkgupdate.nevosoft.ru/backtrace.txt