From: David Brownell <david-b@pacbell.net>
To: davidm@hpl.hp.com
Cc: Greg KH <greg@kroah.com>,
vojtech@suse.cz, linux-usb-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org
Subject: Re: [linux-usb-devel] Re: serious 2.6 bug in USB subsystem?
Date: Thu, 30 Oct 2003 07:11:42 -0800 [thread overview]
Message-ID: <3FA12A2E.4090308@pacbell.net> (raw)
In-Reply-To: <200310280300.h9S30Hkw003073@napali.hpl.hp.com>
David Mosberger wrote:
>
> On x86, there is no OOps, it just freezes. On ia64, I get a nice MCA
> and from that we can infer that a USB host controller read from
> address 0xf0000000 caused the problem but since this is asynchronous
> to the kernel's code path, the instruction pointer etc. in the MCA
> state dump isn't terribly helpful.
Does that 0xf0000000 (on ia64) match any obvious address mapping
of the null pointer -- like a dma mapping? I'm not sure that if
the HID driver were to pass a null buffer pointer, it would be
caught anywhere.
- Dave
next prev parent reply other threads:[~2003-10-30 15:20 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-27 22:35 serious 2.6 bug in USB subsystem? David Mosberger
2003-10-28 1:30 ` Greg KH
2003-10-28 3:00 ` David Mosberger
2003-10-30 15:11 ` David Brownell [this message]
2003-10-30 20:15 ` [linux-usb-devel] " David Mosberger
[not found] ` <16289.55171.278494.17172@napali.hpl.hp.com>
2003-10-31 16:23 ` David Brownell
2003-10-31 18:34 ` David Mosberger
2003-10-31 18:50 ` Valdis.Kletnieks
2003-10-31 19:28 ` David Brownell
2003-10-31 19:50 ` David Mosberger
2003-10-31 20:06 ` David S. Miller
2004-03-06 2:08 ` David Mosberger
2004-03-06 2:08 ` David Mosberger
2004-03-06 2:13 ` David Mosberger
2004-03-06 2:13 ` David Mosberger
2004-03-06 4:55 ` David Brownell
2004-03-06 4:55 ` David Brownell
2004-03-06 5:49 ` David Mosberger
2004-03-06 5:49 ` David Mosberger
2004-03-06 7:21 ` David Mosberger
2004-03-06 7:21 ` David Mosberger
2004-03-06 8:39 ` David Mosberger
2004-03-06 8:39 ` David Mosberger
2004-03-06 16:37 ` David Brownell
2004-03-06 16:37 ` David Brownell
2004-03-08 6:18 ` Grant Grundler
2004-03-08 6:18 ` Grant Grundler
2004-03-08 18:58 ` David Mosberger
2004-03-08 18:58 ` David Mosberger
2004-03-08 21:48 ` David Brownell
2004-03-08 21:48 ` David Brownell
2004-03-09 9:15 ` David Mosberger
2004-03-09 9:15 ` David Mosberger
2004-03-09 17:36 ` David Brownell
2004-03-09 17:36 ` David Brownell
2004-03-09 17:58 ` David Mosberger
2004-03-09 17:58 ` David Mosberger
2004-03-09 20:39 ` David Brownell
2004-03-09 20:39 ` David Brownell
2004-03-09 23:32 ` David Mosberger
2004-03-09 23:32 ` David Mosberger
2004-03-10 2:53 ` David Brownell
2004-03-10 2:53 ` David Brownell
2004-03-10 6:11 ` David Mosberger
2004-03-10 6:11 ` David Mosberger
2004-03-10 6:59 ` David Mosberger
2004-03-10 6:59 ` David Mosberger
2004-03-10 7:52 ` Wouter Lueks
2004-03-10 16:49 ` David Mosberger
2004-03-10 19:49 ` Wouter Lueks
2004-03-10 16:22 ` David Brownell
2004-03-10 16:22 ` David Brownell
2004-03-10 18:04 ` David Mosberger
2004-03-10 18:04 ` David Mosberger
2004-03-11 2:43 ` David Brownell
2004-03-11 2:43 ` David Brownell
2004-03-11 5:35 ` David Mosberger
2004-03-11 5:35 ` David Mosberger
2004-03-10 19:29 ` Colin Leroy
2004-03-06 9:17 ` [linux-usb-devel] " David Mosberger
2004-03-06 9:17 ` David Mosberger
2004-03-06 17:30 ` David Brownell
2004-03-06 17:30 ` David Brownell
2004-03-07 13:48 ` Matthias Andree
2004-03-08 18:49 ` David Mosberger
2004-03-08 18:49 ` David Mosberger
2003-11-03 3:46 ` David Brownell
2003-11-03 21:25 ` David Mosberger
2004-03-03 12:33 ` Wouter Lueks
2004-03-03 15:30 ` Wouter Lueks
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