From owner-freebsd-current@freebsd.org Mon Sep 26 22:19:08 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A9BF6BEBC0F for ; Mon, 26 Sep 2016 22:19:08 +0000 (UTC) (envelope-from kaduk@mit.edu) Received: from mailman.ysv.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 88F1D21A for ; Mon, 26 Sep 2016 22:19:08 +0000 (UTC) (envelope-from kaduk@mit.edu) Received: by mailman.ysv.freebsd.org (Postfix) id 79602BEBC0E; Mon, 26 Sep 2016 22:19:08 +0000 (UTC) Delivered-To: current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 78FA6BEBC0D for ; Mon, 26 Sep 2016 22:19:08 +0000 (UTC) (envelope-from kaduk@mit.edu) Received: from dmz-mailsec-scanner-7.mit.edu (dmz-mailsec-scanner-7.mit.edu [18.7.68.36]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 2C889219 for ; Mon, 26 Sep 2016 22:19:07 +0000 (UTC) (envelope-from kaduk@mit.edu) X-AuditID: 12074424-1afff70000005dc3-ca-57e99da548c5 Received: from mailhub-auth-2.mit.edu ( [18.7.62.36]) (using TLS with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by (Symantec Messaging Gateway) with SMTP id 54.01.24003.5AD99E75; Mon, 26 Sep 2016 18:13:58 -0400 (EDT) Received: from outgoing.mit.edu (outgoing-auth-1.mit.edu [18.9.28.11]) by mailhub-auth-2.mit.edu (8.13.8/8.9.2) with ESMTP id u8QMDvNa022712; Mon, 26 Sep 2016 18:13:57 -0400 Received: from multics.mit.edu (system-low-sipb.mit.edu [18.187.2.37]) (authenticated bits=56) (User authenticated as kaduk@ATHENA.MIT.EDU) by outgoing.mit.edu (8.13.8/8.12.4) with ESMTP id u8QMDrVc031198 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 26 Sep 2016 18:13:56 -0400 Received: (from kaduk@localhost) by multics.mit.edu (8.12.9.20060308) id u8QMDr3q029121; Mon, 26 Sep 2016 18:13:53 -0400 (EDT) Date: Mon, 26 Sep 2016 18:13:52 -0400 (EDT) From: Benjamin Kaduk To: David Wolfskill cc: current@freebsd.org Subject: Re: Panic @306337: Duplicate free of 0xfffff8000ef61500 from zone 0xfffff8000772b000(mbuf) slab 0xfffff8000ef61f90(5) In-Reply-To: <20160926121147.GO1069@albert.catwhisker.org> Message-ID: References: <20160926121147.GO1069@albert.catwhisker.org> User-Agent: Alpine 1.10 (GSO 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrJIsWRmVeSWpSXmKPExsUixG6norts7stwg7nneC0mXPnBZHHqy10W ByaPhU/6mT1mfJrPEsAUxWWTkpqTWZZapG+XwJXxdckxloJtTBVte5+zNDB+YOxi5OSQEDCR +LjgMVsXIxeHkEAbk8S1f73MEM5GRonPcyZCOYeYJK5/aoYqa2CUONrynBWkn0VAW2Lliets IDabgIrEzDcbwWwRAS2JrhtvWLoYOTiYBcQlXvYrgfQKg/S+vHKPGaSGU8BKYv6bN+wgNq+A g8TzI4eYQOqFBCwlZk0yAwmLCuhIrN4/hQWiRFDi5MwnYDYz0Pjl07exTGAUmIUkNQtJagEj 0ypG2ZTcKt3cxMyc4tRk3eLkxLy81CJdc73czBK91JTSTYzgkHRR2cHY3eN9iFGAg1GJh9ei /GW4EGtiWXFl7iFGSQ4mJVHezplAIb6k/JTKjMTijPii0pzU4kOMEhzMSiK8NTOAcrwpiZVV qUX5MClpDhYlcd6uGQfChQTSE0tSs1NTC1KLYLIaHBwCM87Nnc4kxZKXn5eqJMGbOwdoiGBR anpqRVpmTglCKRMHJ8giHqBFp0FqeIsLEnOLM9Mh8qcYdTkW/Li9lkkIbJCUOG8ISJEASFFG aR7cHHCK2c2k+opRHOhFYd5PIFU8wPQEN+kV0BImoCVLT7wAWVKSiJCSamCc5vDcxeO57Y68 9z/PvPhxWXaTzu2HSgc3n63ecqr6b5y+6gEjn9rpu5yZLd6/ur8m5Lb/Zf/dkj972tMNJb86 nmy8vE9jcfalo83ujxVNRP595ss58+zsf8nGhUX57GI9vfpql6rbT3EpiKUoTuTr4fscafWA R20BL099XPTFuZ5T1q2NN2ZXYinOSDTUYi4qTgQA83+mKAwDAAA= X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 26 Sep 2016 22:19:08 -0000 On Mon, 26 Sep 2016, David Wolfskill wrote: > > I tried "panic" at the laptop's "db> " prompt, but I have no crash dump. IIRC, just 'dump' is supposed to work these days. Also 'call doadump' which is older. 'panic' does more stuff and is somewhat more likely to fail than directly dumping. -Ben