From: Pavel Machek <pavel@suse.cz>
To: Oliver Neukum <oneukum@suse.de>
Cc: linux-usb-devel@lists.sourceforge.net,
kernel list <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>, Greg KH <greg@kroah.com>
Subject: Re: 2.6.20-rc4: null pointer deref in khubd
Date: Wed, 10 Jan 2007 20:38:09 +0000 [thread overview]
Message-ID: <20070110203809.GA6378@ucw.cz> (raw)
In-Reply-To: <200701101653.57929.oneukum@suse.de>
Hi!
> > usb 2-1: new full speed USB device using uhci_hcd and address 68
> > usb 2-1: USB disconnect, address 68
> > usb 2-1: unable to read config index 0 descriptor/start
> > usb 2-1: chopping to 0 config(s)
>
> Does anybody know a legitimate reasons a device should have
> 0 configurations? Independent of the reason of this bug, should we disallow
> such devices and error out?
It is not bad device, btw, but extremely flakey connector. Bug is
random :-(, and machine is smp, so it might even be a race.
Pavel
--
Thanks for all the (sleeping) penguins.
next prev parent reply other threads:[~2007-01-11 12:41 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-10 10:49 2.6.20-rc4: null pointer deref in khubd Pavel Machek
2007-01-10 15:49 ` Oliver Neukum
2007-01-10 16:14 ` [linux-usb-devel] " Alan Stern
2007-01-10 17:01 ` Oliver Neukum
2007-01-10 17:31 ` Alan Stern
2007-01-10 19:54 ` Oliver Neukum
2007-01-10 22:35 ` Alan Stern
2007-01-10 22:56 ` Pavel Machek
2007-01-11 7:48 ` Oliver Neukum
2007-01-11 10:34 ` Pavel Machek
2007-01-11 13:08 ` Oliver Neukum
2007-01-10 20:38 ` Pavel Machek [this message]
2007-01-11 13:21 ` Oliver Neukum
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