From owner-freebsd-bugs@FreeBSD.ORG Mon Jul 20 21:20:05 2009 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5F6301065678 for ; Mon, 20 Jul 2009 21:20:05 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 391C98FC16 for ; Mon, 20 Jul 2009 21:20:05 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n6KLK5fs078473 for ; Mon, 20 Jul 2009 21:20:05 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n6KLK5Ej078472; Mon, 20 Jul 2009 21:20:05 GMT (envelope-from gnats) Resent-Date: Mon, 20 Jul 2009 21:20:05 GMT Resent-Message-Id: <200907202120.n6KLK5Ej078472@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Rene Ladan Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 175071065672 for ; Mon, 20 Jul 2009 21:10:45 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 06F098FC20 for ; Mon, 20 Jul 2009 21:10:45 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id n6KLAiso085682 for ; Mon, 20 Jul 2009 21:10:44 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id n6KLAiCT085681; Mon, 20 Jul 2009 21:10:44 GMT (envelope-from nobody) Message-Id: <200907202110.n6KLAiCT085681@www.freebsd.org> Date: Mon, 20 Jul 2009 21:10:44 GMT From: Rene Ladan To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/136943: [lor] wpi0_com_lock / wpi0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Jul 2009 21:20:05 -0000 >Number: 136943 >Category: kern >Synopsis: [lor] wpi0_com_lock / wpi0 >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Jul 20 21:20:04 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Rene Ladan >Release: 8.0-BETA2 amd64 >Organization: >Environment: FreeBSD self.rene-ladan.nl 8.0-BETA2 FreeBSD 8.0-BETA2 #0: Wed Jul 15 21:48:41 UTC 2009 root@mason.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 >Description: lock order reversal: 1st 0xffffff80002dc018 wpi0_com_lock (wpi0_com_lock) @ /usr/src/sys/modules/wpi/../../dev/wpi/if_wpi.c:1291 2nd 0xffffff00024c0010 wpi0 (network driver) @ /usr/src/sys/modules/wpi/../../dev/wpi/if_wpi.c:2068 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a _witness_debugger() at _witness_debugger+0x2e witness_checkorder() at witness_checkorder+0x81e _mtx_lock_flags() at _mtx_lock_flags+0x78 wpi_raw_xmit() at wpi_raw_xmit+0x7a ieee80211_send_mgmt() at ieee80211_send_mgmt+0x4d5 sta_newstate() at sta_newstate+0x42e wpi_newstate() at wpi_newstate+0xee ieee80211_newstate_cb() at ieee80211_newstate_cb+0xac taskqueue_run() at taskqueue_run+0x96 taskqueue_thread_loop() at taskqueue_thread_loop+0x3f fork_exit() at fork_exit+0x12a fork_trampoline() at fork_trampoline+0xe --- trap 0, rip = 0, rsp = 0xffffff803c22bd30, rbp = 0 --- >How-To-Repeat: GENERIC + if_wpi + wpifw ( + other modules) wlan0 with WPA2 authentication >Fix: >Release-Note: >Audit-Trail: >Unformatted: