From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon@bugzilla.kernel.org
Subject: [Bug 27052] Module KVM : unable to handle kernel NULL pointer
 dereference at
Date: Fri, 11 Feb 2011 21:33:18 GMT
Message-ID: <201102112133.p1BLXI4q010812@demeter2.kernel.org>
References: <bug-27052-28872@https.bugzilla.kernel.org/>
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https://bugzilla.kernel.org/show_bug.cgi?id=27052





--- Comment #29 from Marcelo Tosatti <mtosatti@redhat.com>  2011-02-11 21:33:17 ---
gfn=dead01ff idx=511 lvl=1 d=0 spte=0 old_spte=fffffffff001

The last spte is 0xfffffffff001, it should be 0xfffffffffffff001 (two bytes at
end of pgtable zeroed). Something is screwing up.

Nicolas, can you please enable CONFIG_SLUB_DEBUG=y and boot with
slub_debug=FZPU kernel option.

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