From: Ralf Baechle <ralf@linux-mips.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: f6bvp <f6bvp@free.fr>,
linux-kernel@vger.kernel.org,
Linux Netdev List <netdev@vger.kernel.org>,
linux-hams@vger.kernel.org
Subject: Re: [AX25] inconsistent lock state
Date: Fri, 17 Jun 2011 14:51:48 +0100 [thread overview]
Message-ID: <20110617135147.GA3470@linux-mips.org> (raw)
In-Reply-To: <201106171536.15660.arnd@arndb.de>
On Fri, Jun 17, 2011 at 03:36:15PM +0200, Arnd Bergmann wrote:
(Removed Jarek from cc; his email bounces.)
> The message hints that disc_data_lock is aquired with softirqs disabled,
> but does not itself disable softirqs, which can in rare circumstances
> lead to a deadlock.
>
> Does this fix it?
If so, drivers/net/hamradio.c, function sp_get() would probably need the
equivalent fix. Same for drivers/net/ppp_async.c:ap_get() and sp_get() in
drivers/net/ppp_synctty.c.
Ralf
next prev parent reply other threads:[~2011-06-17 14:01 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-19 13:38 kernel BUG at kernel/timer.c:951! Bernard Pidoux
2009-12-19 17:40 ` Jarek Poplawski
2009-12-20 18:04 ` Bernard Pidoux
2010-01-15 14:46 ` Bernard Pidoux
2010-01-15 20:36 ` [PATCH net-2.6] ax25: netrom: rose: Fix timer oopses Jarek Poplawski
2010-01-16 9:04 ` David Miller
2010-02-11 16:34 ` [PATCH 07/13] net: ax25: use seq_hlist_foo() helpers Bernard Pidoux
2011-06-16 20:23 ` [AX25] inconsistent lock state f6bvp
2011-06-17 13:28 ` Ralf Baechle
2011-06-17 13:36 ` Arnd Bergmann
2011-06-17 13:51 ` Ralf Baechle [this message]
2011-06-17 14:11 ` Arnd Bergmann
2011-06-17 15:31 ` f6bvp
2011-06-25 15:51 ` f6bvp
2011-06-25 16:39 ` Ralf Baechle DL5RB
2011-07-01 13:00 ` Bernard F6BVP
2011-07-01 21:28 ` [PATCH] 6pack,mkiss: fix lock inconsistency Arnd Bergmann
2011-07-02 0:30 ` David Miller
2012-10-21 15:18 ` [NetRom] possible circular locking dependency detected Bernard f6bvp
2011-06-17 15:26 ` [AX25] inconsistent lock state f6bvp
2011-06-16 20:29 ` khubd [ INFO: possible circular locking dependency detected ] f6bvp
2011-06-16 20:40 ` [AX25] inconsistent lock state f6bvp
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