From owner-freebsd-net@FreeBSD.ORG Tue Sep 2 10:08:03 2014 Return-Path: Delivered-To: freebsd-net@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id A512A9F5 for ; Tue, 2 Sep 2014 10:08:03 +0000 (UTC) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8BDF11899 for ; Tue, 2 Sep 2014 10:08:03 +0000 (UTC) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.14.9/8.14.9) with ESMTP id s82A83Hm054368 for ; Tue, 2 Sep 2014 10:08:03 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-net@FreeBSD.org Subject: [Bug 193246] Bug in multicast bind(), uncovered by Jenkins Date: Tue, 02 Sep 2014 10:08:03 +0000 X-Bugzilla-Reason: CC AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: rodrigc@FreeBSD.org X-Bugzilla-Status: Needs Triage X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-net@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit 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: 2.1.18-1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Sep 2014 10:08:03 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=193246 --- Comment #2 from Craig Rodrigues --- I did some more analysis and found that this code: 13253 java CALL bind(0x4,0x7fffffbfd7a8,0x1c) 13253 java STRU struct sockaddr { AF_INET6, [::]:33848 } 13253 java RET bind 0 13253 java CALL setsockopt(0x4,0x29,0x9,0x7fffffbfd7f4,0x4) 13253 java RET setsockopt 0 13253 java CALL getsockopt(0x4,0x29,0x9,0x7fffffbfd8ac,0x7fffffbfd864) 13253 java RET getsockopt 0 13253 java CALL setsockopt(0x4,0x29,0xc,0x7fffffbfd8c0,0x14) 13253 java RET setsockopt -1 errno 22 Invalid argument is happening inside the mcast_join_leave() function inside the JDK here: http://hg.openjdk.java.net/jdk7/jdk7/jdk/file/9b8c96f96a0f/src/solaris/native/java/net/PlainDatagramSocketImpl.c >From looking at the FreeBSD header files, IPPROTO_IPV6 = 41 (0x29) IPV6_MULTICAST_IF = IPV6_JOIN_GROUP = 12 (0xc)_ inside the mcast_join_leave() function what is basically happening is: setsockopt(0x4, IPPROTO_IPV6, IPV6_MULTICAST_IF, ...) getsockopt(0x4, IPPROTO_IPV6, IPV6_MULTICAST_IF, ...) setsockopt(0x4, IPPROTO_IPV6, IPV6_JOIN_GROUP, ...) the second setsockopt() is returning EINVAL -- You are receiving this mail because: You are on the CC list for the bug. You are the assignee for the bug.