From owner-freebsd-amd64@freebsd.org Tue Mar 29 20:00:22 2016 Return-Path: Delivered-To: freebsd-amd64@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 E6459AE2861 for ; Tue, 29 Mar 2016 20:00:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (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 D70C31BA4 for ; Tue, 29 Mar 2016 20:00:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u2TK0MZs055914 for ; Tue, 29 Mar 2016 20:00:22 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-amd64@FreeBSD.org Subject: [Bug 208275] Kernel panic when reading from /dev/cd0 with a damaged dvd Date: Tue, 29 Mar 2016 20:00:22 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: misc X-Bugzilla-Version: 11.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: commit-hook@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 29 Mar 2016 20:08:58 +0000 X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Mar 2016 20:00:23 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D208275 --- Comment #12 from commit-hook@freebsd.org --- A commit references this bug: Author: kib Date: Tue Mar 29 19:59:45 UTC 2016 New revision: 297401 URL: https://svnweb.freebsd.org/changeset/base/297401 Log: Do not access buffer if bread(9) or cluster_read(9) failed. On error, the functions free the buffer and set the pointer to NULL. Also remove useless call to brelse(9) on the error path. PR: 208275 Submitted by: Fabian Keil MFC after: 2 weeks Changes: head/sys/fs/cd9660/cd9660_vnops.c --=20 You are receiving this mail because: You are on the CC list for the bug.=