linux-kernel - Re: get_device

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: <4AC7EDD7.3080906@kernel.org>
Date:	Sun, 04 Oct 2009 09:35:35 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Greg KH <greg@...ah.com>, Colin Guthrie <cguthrie@...driva.org>,
	Kay Sievers <kay.sievers@...y.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: get_device_parent() race bug

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
--
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/