linux-kernel - Re: Kernel oops with bluetooth usb dongle

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <alpine.LFD.1.00.0802200908250.7583@apollo.tec.linutronix.de>
Date:	Wed, 20 Feb 2008 09:11:16 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Marcel Holtmann <marcel@...tmann.org>
cc:	Quel Qun <kelk1@...cast.net>, LKML <linux-kernel@...r.kernel.org>,
	Jiri Kosina <jkosina@...e.cz>, Ingo Molnar <mingo@...e.hu>
Subject: Re: Kernel oops with bluetooth usb dongle

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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/