From: Al Viro <viro@ZenIV.linux.org.uk>
To: Joel Reardon <joel@clambassador.com>
Cc: Artem Bityutskiy <dedekind1@gmail.com>,
linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: mtdchar kernel oops
Date: Sun, 15 Apr 2012 16:32:20 +0100 [thread overview]
Message-ID: <20120415153220.GR6589@ZenIV.linux.org.uk> (raw)
In-Reply-To: <alpine.DEB.2.00.1204151350450.13924@eristoteles.iwoars.net>
On Sun, Apr 15, 2012 at 01:58:39PM +0200, Joel Reardon wrote:
> I think that this patch:
> "mtdchar: kill persistently held vfsmount"
> http://permalink.gmane.org/gmane.linux.kernel.commits.head/314175
>
> has started causing kernel oops's when running ubiformat. The oops is
> occuring in fs/namespace.c's mnt_add_count() line:
> this_cpu_add(mnt->mnt_pcp->mnt_count, n);
>
> with the stack trace:
> mntget()
> simple_pin_fs()
> mtdchar_open()
Check if commit c65390f4dd49755863f6d772ec538ee4757c08d7
Author: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon Apr 9 01:36:28 2012 -0400
fix breakage in mtdchar_open(), sanitize failure exits
has fixed that.
next prev parent reply other threads:[~2012-04-15 15:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-15 11:58 mtdchar kernel oops Joel Reardon
2012-04-15 14:19 ` Fabio Estevam
2012-04-19 0:51 ` Fabio Estevam
2012-04-15 15:32 ` Al Viro [this message]
2012-04-15 17:57 ` Joel Reardon
2012-04-15 21:53 ` Al Viro
2012-04-16 12:37 ` Joel Reardon
2012-04-16 19:17 ` Al Viro
2012-04-18 12:55 ` Joel Reardon
2012-04-18 13:12 ` Artem Bityutskiy
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