From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754003AbYE3VBv (ORCPT ); Fri, 30 May 2008 17:01:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753507AbYE3VBh (ORCPT ); Fri, 30 May 2008 17:01:37 -0400 Received: from nf-out-0910.google.com ([64.233.182.184]:60621 "EHLO nf-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755247AbYE3VBf (ORCPT ); Fri, 30 May 2008 17:01:35 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=to:subject:date:user-agent:cc:references:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:message-id:from; b=YQK4T5/+DoxnfTten1amv5bbni8Q+rHFcC5kTZVkfjv9jO94WdNBnPpilkuCJ28zmzO3O919Fvhz+f3T83YktVz27PcNSBJXVRZ3DX+fVYuFAozHOvRBfY6vq5SmZH3hg4JosyNWtwo3vgBhvPwMUSjHSE33BuZ9EFJ+6R822Gc= To: "Stefanik =?iso-8859-1?q?G=E1bor?=" Subject: Re: "BUG: unable to handle kernel paging request" on shutdown or killing NetworkManager in latest wireless-testing (with rt73usb wireless adapter) Date: Fri, 30 May 2008 23:06:48 +0200 User-Agent: KMail/1.9.9 Cc: linux-wireless , linux-kernel@vger.kernel.org References: <69e28c910805301336m319f6134i11f999d56b740314@mail.gmail.com> In-Reply-To: <69e28c910805301336m319f6134i11f999d56b740314@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200805302306.48653.IvDoorn@gmail.com> From: Ivo van Doorn Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, > I have just compiled a kernel from wireless-testing (32-bit x86), and > I get this during shutdown or if I kill NetworkManager (blacklisting > rt73usb fixes it): Could you try below patch to see if that works? Ivo --- diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 58d1633..63381cf 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -347,8 +347,11 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) } /* - * Kill guardian urb. + * Kill guardian urb (if required by driver). */ + if (!test_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags)) + return; + for (i = 0; i < rt2x00dev->bcn->limit; i++) { bcn_priv = rt2x00dev->bcn->entries[i].priv_data; if (bcn_priv->guardian_urb)