Return-path: Received: from mail-gx0-f16.google.com ([209.85.217.16]:48112 "EHLO mail-gx0-f16.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752158AbYIZHnY (ORCPT ); Fri, 26 Sep 2008 03:43:24 -0400 Received: by gxk9 with SMTP id 9so8018334gxk.13 for ; Fri, 26 Sep 2008 00:43:22 -0700 (PDT) Message-ID: <43e72e890809260043n1b31dea9yaad2e7a2d80ed819@mail.gmail.com> (sfid-20080926_094328_708716_49C2DEFD) Date: Fri, 26 Sep 2008 00:43:22 -0700 From: "Luis R. Rodriguez" To: "Larry Finger" Subject: Re: Kernel panic in wireless-testing-2008-09-24 with rtl8187 Cc: "Tomas Winkler" , "Johannes Berg" , "Hauke Mehrtens" , linux-wireless In-Reply-To: <43e72e890809260006kfc833fdsccbe3f22b3ad4c56@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 References: <48DBE5E8.2000507@hauke-m.de> <48DC0008.2070802@lwfinger.net> <1ba2fa240809251436j500e1435ldf165b43451aa628@mail.gmail.com> <48DC51AF.6000900@lwfinger.net> <43e72e890809260006kfc833fdsccbe3f22b3ad4c56@mail.gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Fri, Sep 26, 2008 at 12:06 AM, Luis R. Rodriguez wrote: > On Thu, Sep 25, 2008 at 8:06 PM, Larry Finger wrote: >> Tomas Winkler wrote: >>> wild guess try to revert: >>> 'mac80211: make master iface not wireless' >> >> You win the prize. Bisection shows that >> 84b0ba8ed0423a3c56a28e701b735daae3e15766 is first bad commit >> >> commit 84b0ba8ed0423a3c56a28e701b735daae3e15766 >> Author: Johannes Berg >> Date: Tue Sep 16 14:18:59 2008 +0200 >> >> mac80211: make master iface not wireless >> >> >> The actual crash is in the following routine from include/net/wireless.h: >> >> /** >> * wiphy_priv - return priv from wiphy >> */ >> static inline void *wiphy_priv(struct wiphy *wiphy) >> { >> BUG_ON(!wiphy); >> return &wiphy->priv; >> } >> >> I'm still looking to see where it goes wrong. > > Actually wouldn't you get a stack trace here? Yeah not sure I tested against !wiphy on its callers and didn't find a case where it hit. I don't think this is it. Luis