Re: [Announce] 2.6.29-rc8-rt2

From: Ingo Molnar <mingo@elte.hu>
To: Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [Announce] 2.6.29-rc8-rt2
Date: Sat, 21 Mar 2009 19:49:04 +0100	[thread overview]
Message-ID: <20090321184904.GA19352@elte.hu> (raw)
In-Reply-To: <1237661053.3196.10.camel@localhost.localdomain>

* Fernando Lopez-Lezcano <nando@ccrma.Stanford.EDU> wrote:

> Mar 21 10:47:43 localhost kernel: kernel tried to execute NX-protected
> page - exploit attempt? (uid: 0)
> Mar 21 10:47:43 localhost kernel: BUG: unable to handle kernel paging
> request at f6400800

kernel tried to execute some really weird address, probably via a 
function pointer.

> ehci_hcd [last unloaded: microcode]

perhaps try excluding the microcode module for now - maybe it messed 
up something?

> Mar 21 10:47:43 localhost kernel: EIP: 0060:[<f6400800>] EFLAGS:

> Mar 21 10:47:43 localhost kernel: Call Trace:
> Mar 21 10:47:43 localhost kernel: [<f82adb93>] ? iwl3945_irq_tasklet
> Mar 21 10:47:43 localhost kernel: [<c043d0e2>] ? __tasklet_action
> Mar 21 10:47:43 localhost kernel: [<c043d1c5>] ? tasklet_action
> Mar 21 10:47:43 localhost kernel: [<c043ceb7>] ? ksoftirqd+0x131/0x221
> Mar 21 10:47:43 localhost kernel: [<c043cd86>] ? ksoftirqd+0x0/0x221
> Mar 21 10:47:43 localhost kernel: [<c0449949>] ? kthread+0x3b/0x61
> Mar 21 10:47:43 localhost kernel: [<c044990e>] ? kthread+0x0/0x61
> Mar 21 10:47:43 localhost kernel: [<c0409207>] ? kernel_thread_helper

does any of the Fedora patches you have applied involve wireless 
changes? I'd suggest undoing those first.

	Ingo