From owner-freebsd-net@FreeBSD.ORG Thu Aug 30 08:33:08 2007 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6D0AD16A41B for ; Thu, 30 Aug 2007 08:33:08 +0000 (UTC) (envelope-from shteryana@gmail.com) Received: from wa-out-1112.google.com (wa-out-1112.google.com [209.85.146.180]) by mx1.freebsd.org (Postfix) with ESMTP id 4396C13C46A for ; Thu, 30 Aug 2007 08:33:08 +0000 (UTC) (envelope-from shteryana@gmail.com) Received: by wa-out-1112.google.com with SMTP id k17so523450waf for ; Thu, 30 Aug 2007 01:32:49 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:reply-to:sender:to:subject:cc:mime-version:content-type:content-transfer-encoding:content-disposition:x-google-sender-auth; b=LrI5Lb7uk4U4s/vFuU6s3dkkaOcvsZY/QAfxFhjpDsJ9bTVQIREAyH1x1XHyjBJu2sG4imh7Csdg8auZKchoMDBITenIBFYBfglVlD/Kdt8FfpSjP/aaFbftpupc7RbR3e3mNqGQbwhaaIuOUc6XlweEoPG2YCQkt939ZtMBGHU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:reply-to:sender:to:subject:cc:mime-version:content-type:content-transfer-encoding:content-disposition:x-google-sender-auth; b=r7JobPKsLLhsd2QgP9OZ78VCKhVAq3E7Sd+I/Z9xKMWokTA9klndoxZxDt3jXsDyZ+DjFkhYh+GFbdZ5Y2o4VtKSa6XeIEtRnhI5bPedvlk/kjVUWAy/hLQqiYL4zGqoOWLrV2nMRKimTDwh1DFHAWifLcC+wQrXCWJfzcl+pFU= Received: by 10.114.157.1 with SMTP id f1mr236738wae.1188461318848; Thu, 30 Aug 2007 01:08:38 -0700 (PDT) Received: by 10.114.58.6 with HTTP; Thu, 30 Aug 2007 01:08:38 -0700 (PDT) Message-ID: <61b573980708300108k69446e4epe390c5b2d4f35c0e@mail.gmail.com> Date: Thu, 30 Aug 2007 11:08:38 +0300 From: "Shteryana Shopova" Sender: shteryana@gmail.com To: bzeeb+freebsd+lor@zabbadoz.net MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Google-Sender-Auth: 3dfb87558ad75028 Cc: freebsd-net@freebsd.org Subject: iwi(4)-related LOR X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: syrinx@FreeBSD.org List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 30 Aug 2007 08:33:08 -0000 Hi, I am getting the following LOR on my notebook - iwi0: mem 0xc8400000-0xc8400fff irq 21 at device 4.0 on pci2 iwi0: Ethernet address: 00:15:00:28:5c:dc iwi0: [ITHREAD] iwi0: link state changed to UP iwi0: link state changed to DOWN iwi0: link state changed to UP lock order reversal: 1st 0xc427000c ieee80211com (802.11 com lock) @ /usr/src/sys/net80211/ieee80211_scan.c:523 2nd 0xc4271400 iwi0 (network driver) @ /usr/src/sys/modules/iwi/../../dev/iwi/if_iwi.c:1907 KDB: stack backtrace: db_trace_self_wrapper(c08f94ff,e25d8a90,c066448e,c08fb8a2,c4271400,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c08fb8a2,c4271400,c3d02950,c426e91b,c426e044,...) at kdb_backtrace+0x29 witness_checkorder(c4271400,9,c426e044,773,c0997fb4,...) at witness_checkorder+0x6de _mtx_lock_flags(c4271400,0,c426e044,773,e25d8b08,...) at _mtx_lock_flags+0xbc iwi_start(c3d16800,c42711b4,e25d8bc8,c06ef074,c3d16800,...) at iwi_start+0xae if_start(c3d16800,0,c09064a9,17e,e25d8bac,...) at if_start+0x59 ieee80211_send_nulldata(c43e0000,38,c08faf85,6ce,c427000c) at ieee80211_send_nulldata+0x1f4 ieee80211_sta_pwrsave(c4270004,1,20b,e25d8c44,c3ff6000,...) at ieee80211_sta_pwrsave+0x201 scan_restart(c3ff6000,c4270004,c0906fd5,20b,c4270004,...) at scan_restart+0x96 ieee80211_bg_scan(c4270004,e25d8c84,c06ebf27,c4270004,e25d8c68,...) at ieee80211_bg_scan+0x10f ieee80211_scan_timeout(c4270004,e25d8c68,80246,c0993c64,e25d8c84,...) at ieee80211_scan_timeout+0x1c ieee80211_node_timeout(c4270004,0,c08f7dfb,ef,0,...) at ieee80211_node_timeout+0x17 softclock(0,0,c08f37b3,471,c3af31e4,...) at softclock+0x299 ithread_loop(c3a7ac50,e25d8d38,c08f3533,315,c3ab3558,...) at ithread_loop+0x1b5 fork_exit(c0611de0,c3a7ac50,e25d8d38) at fork_exit+0xb8 fork_trampoline() at fork_trampoline+0x8 --- trap 0, eip = 0, esp = 0xe25d8d70, ebp = 0 --- That's on a fresh CURRENT (a couple of days old) and the latest version of if_iwi.c - $FreeBSD: src/sys/dev/iwi/if_iwi.c,v 1.56 2007/08/29 21:52:03$. Any suggestions are welcome. cheers, Shteryana