From owner-freebsd-net@freebsd.org Thu Sep 21 20:17:08 2017 Return-Path: Delivered-To: freebsd-net@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 EAD84E1F633 for ; Thu, 21 Sep 2017 20:17:08 +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 D4E236893B for ; Thu, 21 Sep 2017 20:17:08 +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 v8LKH7Fo049089 for ; Thu, 21 Sep 2017 20:17:08 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-net@FreeBSD.org Subject: [Bug 220076] [patch] [panic] [netgraph] repeatable kernel panic due to a race in ng_iface(4) Date: Thu, 21 Sep 2017 20:17:08 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 11.0-STABLE X-Bugzilla-Keywords: patch X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: commit-hook@freebsd.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: eugen@freebsd.org X-Bugzilla-Flags: mfc-stable10? mfc-stable11? 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-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Sep 2017 20:17:09 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D220076 --- Comment #11 from commit-hook@freebsd.org --- A commit references this bug: Author: eugen Date: Thu Sep 21 20:16:11 UTC 2017 New revision: 323873 URL: https://svnweb.freebsd.org/changeset/base/323873 Log: Unprotected modification of ng_iface(4) private data leads to kernel pani= c. Fix a race with per-node read-mostly lock and refcounting for a hook. PR: 220076 Tested by: peixoto.cassiano Approved by: avg (mentor), mav (mentor) MFC after: 1 week Relnotes: yes Differential Revision: https://reviews.freebsd.org/D12435 Changes: head/sys/netgraph/ng_iface.c --=20 You are receiving this mail because: You are on the CC list for the bug.=