From owner-freebsd-stable@FreeBSD.ORG Tue May 26 18:06:54 2015 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 2D90847E for ; Tue, 26 May 2015 18:06:54 +0000 (UTC) (envelope-from torfinn.ingolfsen@getmail.no) Received: from bouvier.getmail.no (bouvier.getmail.no [84.210.184.8]) by mx1.freebsd.org (Postfix) with ESMTP id D9EDB89E for ; Tue, 26 May 2015 18:06:53 +0000 (UTC) (envelope-from torfinn.ingolfsen@getmail.no) Received: from localhost (localhost [127.0.0.1]) by bouvier.getmail.no (Postfix) with ESMTP id 3CEEB40E0E for ; Tue, 26 May 2015 20:00:08 +0200 (CEST) Received: from bouvier.getmail.no ([127.0.0.1]) by localhost (bouvier.get.c.bitbit.net [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id xSVj6SO7quKB for ; Tue, 26 May 2015 20:00:07 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by bouvier.getmail.no (Postfix) with ESMTP id C81BC40D1A for ; Tue, 26 May 2015 20:00:07 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.8.4 bouvier.getmail.no C81BC40D1A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=getmail.no; s=8A9C8B4C-D727-11E2-8095-B6466E6B3FA2; t=1432663207; bh=hdcbyJc1XvZ62yw4CrK7HKHjGjJ5RSiWc3xf4LkWz3A=; h=Date:From:To:Subject:Message-Id:Mime-Version:Content-Type: Content-Transfer-Encoding; b=JW7Z1Wsl2poWu274WIwtp0bgrmMwY4GI4BnH3WadX8pd5uTcN8Tfpz/xOR54WJ8K0 azkrqlNGFNlULkAN5fedNhxnd7aEoUxK3ccYIm4r+4BJQHnQTb9SimOQPBYZ8jcmSB vaaSoKdMaLGWHvPbDyb5McUMWcTEVCtYxY7l1Ymo= X-Virus-Scanned: amavisd-new at bouvier.get.c.bitbit.net Received: from bouvier.getmail.no ([127.0.0.1]) by localhost (bouvier.get.c.bitbit.net [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id lQF2jBC6CFY3 for ; Tue, 26 May 2015 20:00:07 +0200 (CEST) Received: from kg-core1.kg4.no (cm-84.215.180.206.getinternet.no [84.215.180.206]) by bouvier.getmail.no (Postfix) with ESMTPSA id 972BE40E91 for ; Tue, 26 May 2015 20:00:07 +0200 (CEST) Date: Tue, 26 May 2015 20:00:07 +0200 From: Torfinn Ingolfsen To: freebsd-stable@freebsd.org Subject: FreeBSD 10.1-stable: repeatable panic when trying to copy files from an ext3 filesystem mounted read-only Message-Id: <20150526200007.39c4ba599cd4cd83f3c779df@getmail.no> X-Mailer: Sylpheed 3.4.2 (GTK+ 2.24.27; amd64-portbld-freebsd9.3) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 May 2015 18:06:54 -0000 Hello, I get a repeatable panic when trying to cpy files from an ext3 filesystewm which is mounted read-only. Listing files works ok. Details: root@kg-u35jc# uname -a FreeBSD kg-u35jc.kg4.no 10.1-STABLE FreeBSD 10.1-STABLE #0 r283269: Fri May 22 09:14:57 CEST 2015 root@kg-u35jc.kg4.no:/usr/obj/usr/src/sys/GENERIC amd64 Steps to reproduce: # kldload ext2fs # mount -r -t ext2fs /dev/ada0s5 /mnt # cp /mnt/whatever-file Results in a nice panic: root@kg-u35jc# cat /var/crash/info.0 Dump header from device /dev/ada0s3b Architecture: amd64 Architecture Version: 2 Dump Length: 1075154944B (1025 MB) Blocksize: 512 Dumptime: Mon May 25 20:07:55 2015 Hostname: kg-u35jc.kg4.no Magic: FreeBSD Kernel Dump Version String: FreeBSD 10.1-STABLE #0 r283269: Fri May 22 09:14:57 CEST 2015 root@kg-u35jc.kg4.no:/usr/obj/usr/src/sys/GENERIC Panic String: __lockmgr_args: recursing on non recursive lockmgr getblk @ (null):0 Dump Parity: 3531684913 Bounds: 0 Dump Status: good which is easy to reproduce: root@kg-u35jc# cat /var/crash/info.1 Dump header from device /dev/ada0s3b Architecture: amd64 Architecture Version: 2 Dump Length: 478572544B (456 MB) Blocksize: 512 Dumptime: Mon May 25 20:24:29 2015 Hostname: kg-u35jc.kg4.no Magic: FreeBSD Kernel Dump Version String: FreeBSD 10.1-STABLE #0 r283269: Fri May 22 09:14:57 CEST 2015 root@kg-u35jc.kg4.no:/usr/obj/usr/src/sys/GENERIC Panic String: __lockmgr_args: recursing on non recursive lockmgr getblk @ (null):0 Dump Parity: 4100829037 Bounds: 1 Dump Status: good Is this a known problem ( I tried searching, but didn't find anything), or should I put it into Bugzilla? (core.txt.[01] are available, but largish at over 200K each, so I didn't try to get the mailing list to accept them) -- Torfinn Ingolfsen