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From: Tejun Heo <tj@kernel.org>
To: Greg KH <greg@kroah.com>, Colin Guthrie <cguthrie@mandriva.org>,
	Kay Sievers <kay.sievers@vrfy.org>,
	Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: get_device_parent() race bug
Date: Sun, 04 Oct 2009 09:35:35 +0900	[thread overview]
Message-ID: <4AC7EDD7.3080906@kernel.org> (raw)
In-Reply-To: <4ABC7DB5.9010402@kernel.org>

Tejun Heo wrote:
> Hello, Greg, Kay, Guthrie.
> 
> This problem was reported in bko#14023.  (aiee.. again, sorry about
> the delay)
> 
>   http://bugzilla.kernel.org/show_bug.cgi?id=14023
> 
> sysfs is creating several devices in cuse class concurrently and with
> CONFIG_SYSFS_DEPRECATED turned off, it triggers the following oops.
> 
>  BUG: unable to handle kernel NULL pointer dereference at 0000000000000038

Ping.  This one needs to be fixed in -stable.  It can be triggered by
other char devices too.

Thanks.

-- 
tejun

  reply	other threads:[~2009-10-04  0:35 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-25  8:22 get_device_parent() race bug Tejun Heo
2009-10-04  0:35 ` Tejun Heo [this message]
2009-10-05 14:22   ` Greg KH
2009-10-06  1:15     ` Tejun Heo
2009-10-06  3:05       ` Greg KH
2009-10-06  3:29         ` Kay Sievers
2009-10-05 23:39 ` Greg KH
2009-10-06  1:35   ` Tejun Heo

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