Return-path: Received: from deltab.zq1.de ([78.46.32.14]:59586 "EHLO delta.zq1.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752082Ab1IXS7c (ORCPT ); Sat, 24 Sep 2011 14:59:32 -0400 Message-ID: <4E7E2738.6020208@lsmod.de> (sfid-20110924_205940_178086_BCDEABF3) Date: Sat, 24 Sep 2011 20:53:44 +0200 From: "Bernhard M. Wiedemann" MIME-Version: 1.0 To: Stanislaw Gruszka CC: Larry Finger , wireless , Ivo van Drn , Gertjan van Wingerde , Helmut Schaa , "users@rt2x00.serialmonkey.com" Subject: Re: Bug in rt2800pci on an RT3090 References: <4E7CEE67.2070906@lwfinger.net> <20110924163007.GA10001@redhat.com> In-Reply-To: <20110924163007.GA10001@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Am 24.09.2011 18:30, schrieb Stanislaw Gruszka: > 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 Hi Stanislaw, the kernel config already has CONFIG_LOCKDEP_SUPPORT=y Is that what you meant? Does it need any extra to activate? meanwhile I had a similar bug on rc6 hours after resuming. This time it had some additional soft lockup messages ontop. see http://www.zq1.de/~bernhard/temp/dmesg.bug Ciao Bernhard M. Wiedemann -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk5+JzgACgkQSTYLOx37oWQX1QCghshrnkuGt+CVmvVqlyeAD0wk HMUAoK1GvzR0tvBokCSdZv8elrA2SZCE =6u+w -----END PGP SIGNATURE-----