From: Thomas Gleixner <tglx@linutronix.de>
To: Wanpeng Li <kernellwp@gmail.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: modify_irte NULL pointer
Date: Tue, 24 May 2016 15:44:21 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.11.1605241543260.3639@nanos> (raw)
In-Reply-To: <CANRm+CxuNpxAzmT9QBfUCLRG3rkR++7XJ-xOeTd3TkmhZieqyg@mail.gmail.com>
On Sun, 22 May 2016, Wanpeng Li wrote:
> [ 39.977778] BUG: unable to handle kernel NULL pointer dereference
> at (null)
> [ 39.988494] IP: [<ffffffff81560598>] modify_irte+0x58/0x140
> [ 39.996939] PGD cede3067 PUD 2d790067 PMD 0
> [ 40.004087] Oops: 0000 [#1] SMP
>
> This can be reproduced by adding noapic boot parameter.
Hmm. We should not have MSIs and such if apic is disabled. I'll have a
look.
Thanks,
tglx
prev parent reply other threads:[~2016-05-24 13:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-22 8:06 Wanpeng Li
2016-05-24 13:44 ` Thomas Gleixner [this message]
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