From nobody Tue Aug 04 20:52:17 2026 X-Original-To: java@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4hF5MQ4vTXz6nPmd for ; Tue, 04 Aug 2026 20:52:18 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "YR1" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4hF5MQ4RW4z3dqZ for ; Tue, 04 Aug 2026 20:52:18 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1785876738; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=bGtorc9FK7t00g0O+1c0i0FWwfYjKNzV22d3S1npask=; b=Wh1ZOMirgs8WmltxUmPpnD+g5nB286yRWaMr9cYOB8RF1Sf9QXKach1XC4ImVwNKlQOtfD e0GPI8CSMqsByVV+fZt1Jcjop57E8CjBQH0iNm20a/fbStTuTltRK/8xUN7yZsV4F9wd/k ZEVglhgHzHM7Talt3PXQuTisPr8+JmMjeBA/gMr4HCoEC9e/jx5TS07+qSmJlxQPIbYDgW WC2xuOUnk9ir+M2Ewz+kuNjYmxgq5CDd3p+G5k5H7cvGIEBxD39Amyfb7PyGRsY/uUVClm /3JfhwoSHTGgKiHqYVW1rUKCy5iwwU1CGCAVKfP7E5b4BrbAU5sRcSzaS8RiSw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1785876738; a=rsa-sha256; cv=none; b=C3OWA4LgURtZgWXdhzhl5vWRCKEWguKWnAWV4z7lgzUbss5Uf79Bf7VEfoMuWzy7P//6Nq urSsdcB6LKFYcsDCncMMGoIVyXqDLWlOk4zfPb/0RTtHjtkrq5er654SCeKPx+GmwClQvo 1O6yGTUpdhMAPt0d9XbYOo/0B6t/8b0gMeECe4Zmt4HzQeU4Fh6ky8rvDa7vWrnbTwf+f/ FXzPnvQ73CQJwig+u5o6b7iYyGQ4mNj6DQB7MfFMAfV5IBcrSySMb/6qV7QP/DEajJv+h5 nlKqI3s0n3l92nEkOXXFWu5o6kJiEby6qLmff54fw9VZywxEI7FHvr+QFdeSZw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1785876738; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=bGtorc9FK7t00g0O+1c0i0FWwfYjKNzV22d3S1npask=; b=pIYTzZUQFMGsN8PiRhnPkgbl64vE0/jscbsXYjIEFEN4v8ZtKH+p6o5jhZ6Lo9Ur9BuP7V TNoR5fCUL/SJq8Pb2Gy4vxqWPZNkPyTMm1zijfNZBFARvtcAjPH739bsClFZktghmrUjid l+0ayV0XpR218mKeLOwo0cm0nsi0fW8upfs9lzxvvWHuOzQuk5vQTpzui/1Q+VxfuuIuTt T203P4oluvEeHdn7JkmXaocCxsXu2yCKrmmQgfdLAqQaP47B/A7TzQgVNW8CHMAQhsr0RV TBOn19B5CAG3cziEPFDX0ZCmCiClQ27a9MvvnTY9lRb2s1iCh53S5j/33S6YSQ== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4hF5MQ34LZz13Hb for ; Tue, 04 Aug 2026 20:52:18 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 674KqIF1023655 for ; Tue, 4 Aug 2026 20:52:18 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 674KqI5s023654 for java@FreeBSD.org; Tue, 4 Aug 2026 20:52:18 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: java@FreeBSD.org Subject: [Bug 193246] Bug in IPv6 multicast join(), uncovered by Jenkins Date: Tue, 04 Aug 2026 20:52:17 +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: 10.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: saper@saper.info X-Bugzilla-Status: In Progress X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: bms@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Porting Java to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-java List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-java@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D193246 --- Comment #30 from Marcin Cie=C5=9Blak --- I have updated my -current to 1c0d2f0b1a98526e4f1f5a051ce6904b4c3164e1 and played with Jython a bit. When I try on java 11: import java.net g =3D java.net.InetAddress.getAllByName("228.5.6.7") z =3D java.net.MulticastSocket(6790) z.joinGroup(g[0]) This gives: > jython -Djava.net.preferIPv4Stack=3Dfalse join_mcast.py=20 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by jnr.posix.JavaLibCHelper (file:/usr/local/lib/jython/jython.jar) to method sun.nio.ch.SelChImpl.getF= D() WARNING: Please consider reporting this to the maintainers of jnr.posix.JavaLibCHelper WARNING: Use --illegal-access=3Dwarn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Traceback (most recent call last): File "join_mcast.py", line 4, in z.joinGroup(g[0]) at java.base/java.net.PlainDatagramSocketImpl.join(Native Method) at java.base/java.net.AbstractPlainDatagramSocketImpl.join(AbstractPlainDatagr= amSocketImpl.java:235) at java.base/java.net.MulticastSocket.joinGroup(MulticastSocket.java:328) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Meth= od) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethod= AccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Delegati= ngMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) java.net.SocketException: java.net.SocketException: Invalid argument I can confirm that udp46 socket gets created before the program exists udp46 0 0 *.6790 *.* --=20 You are receiving this mail because: You are on the CC list for the bug.=