From: Stanislaw Gruszka <sgruszka@redhat.com>
To: Larry Finger <Larry.Finger@lwfinger.net>,
"Bernhard M. Wiedemann" <bernhardout@lsmod.de>
Cc: wireless <linux-wireless@vger.kernel.org>,
Ivo van Drn <IvDoorn@gmail.com>,
Gertjan van Wingerde <gwingerde@gmail.com>,
Helmut Schaa <helmut.schaa@googlemail.com>,
"users@rt2x00.serialmonkey.com" <users@rt2x00.serialmonkey.com>
Subject: Re: Bug in rt2800pci on an RT3090
Date: Sat, 24 Sep 2011 18:30:07 +0200 [thread overview]
Message-ID: <20110924163007.GA10001@redhat.com> (raw)
In-Reply-To: <4E7CEE67.2070906@lwfinger.net>
On Fri, Sep 23, 2011 at 03:39:03PM -0500, Larry Finger wrote:
> A bug was sent to me concerning a scheduling-while-atomic-BUG. This
> happened shortly after KDE suspended an eeepc1015PE netbook during
> system update over WLAN. Suspend&resume normally worked allright.
> The OP is Berhard Wiedemann in the Cc list. Inquiries for more info
> go to him.
It looks like we forgot to unlock spinlock somewhere or we do not
use _irqsave version of spinlock where needed, but provided calltrace
is not naught to find the bug.
I suggest compile kernel with CONFIG_LOCKDEP, try to reproduce and see
if we do get some more messages.
Stanislaw
next prev parent reply other threads:[~2011-09-24 16:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-23 20:39 Bug in rt2800pci on an RT3090 Larry Finger
2011-09-24 16:30 ` Stanislaw Gruszka [this message]
2011-09-24 18:53 ` Bernhard M. Wiedemann
2011-09-26 7:55 ` Stanislaw Gruszka
2011-09-26 8:20 ` Helmut Schaa
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