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From: Thomas Gleixner <tglx@linutronix.de>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: Quel Qun <kelk1@comcast.net>, LKML <linux-kernel@vger.kernel.org>,
	Jiri Kosina <jkosina@suse.cz>, Ingo Molnar <mingo@elte.hu>
Subject: Re: Kernel oops with bluetooth usb dongle
Date: Wed, 20 Feb 2008 09:11:16 +0100 (CET)	[thread overview]
Message-ID: <alpine.LFD.1.00.0802200908250.7583@apollo.tec.linutronix.de> (raw)
In-Reply-To: <alpine.LFD.1.00.0802200108040.7583@apollo.tec.linutronix.de>

On Wed, 20 Feb 2008, Thomas Gleixner wrote:
> On Tue, 19 Feb 2008, Marcel Holtmann wrote:
> > I don't really have any idea. Nothing has been changed in this area for a
> > couple of years. The command TX timeout is the timeout that indicates a
> > missing answer to a command sent down to the Bluetooth chip.
> > 
> > However this involves some atomic and tasklet stuff. Did we have some changes
> > that I missed and might now render this usage as broken.
> 
> Not that I'm aware off, but this might as well be some old use after
> free bug which got exposed by some unrelated change. The good news is
> that it is reproducible. I'll hack up some nasty debug patch which
> lets us - hopefully - decode where the timer was armed.

Quel, before I do that, is there any chance that you retest with the
latest mainline git version ?

http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.25-rc2-git4.bz2

Is the delta which applies on top of rc2.

Thanks,

	tglx

  reply	other threads:[~2008-02-20  8:11 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-18  0:01 Quel Qun
2008-02-18 12:43 ` Sebastian Siewior
2008-02-18 13:12 ` Thomas Gleixner
2008-02-19 21:07   ` Marcel Holtmann
2008-02-20  0:14     ` Thomas Gleixner
2008-02-20  8:11       ` Thomas Gleixner [this message]
2008-02-21  7:30         ` Dave Young
  -- strict thread matches above, loose matches on Subject: below --
2008-02-26 15:49 Quel Qun
2008-02-26  0:03 Quel Qun
2008-02-26  3:13 ` Marcel Holtmann
2008-02-28  1:03 ` Dave Young
2008-02-28  1:37   ` Dave Young
2008-02-22  2:40 Quel Qun
2008-02-22  3:23 ` Dave Young
2008-02-22  7:23 ` Thomas Gleixner
2008-02-22 11:34   ` David Woodhouse
2008-02-22 11:43     ` Thomas Gleixner
2008-02-21 16:49 Quel Qun
2008-02-21 19:37 ` Thomas Gleixner
2008-02-16 21:37 Quel Qun
2008-02-16 23:59 ` Thomas Gleixner
2008-02-16  0:41 Quel Qun
2008-02-16 11:05 ` Jiri Kosina
2008-02-16 11:50   ` Thomas Gleixner

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