From nobody Wed Aug 5 15:30:00 2026 X-Original-To: net@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 4hFZ956pXnz6nQjZ for ; Wed, 05 Aug 2026 15:30:01 +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 4hFZ9549KQz3DPH for ; Wed, 05 Aug 2026 15:30:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1785943801; 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=tKf3QZepObYfIAkWFHDVNqWcraNnW6dkohCnf5ZlnnI=; b=eEkiGY5/JMS6dsbPCTHd2dxtdqYzbXclUkA2Sqxj+fiujWtzAp5iZaLOlzuGyOlAEZ1F53 IqlSLkBY0vCsLk2mSFr1IcV5RXisL5HlpGsqgBneUFEtlQLzZLFFXRZgE9Q2DpdN/9OxtV mQdwTBDDlSPxOZrX01h7VaAyimEdfpblr0kIQH77kwI+iF6zQOaNBptgYmd3VjB1rJJxaO JL5wnzoJXVjUJuuG+DUwWROowFuuJLfHsFZYwMYxjdwdGzM4Zmv11ySLe96zWcn/D5YRCi 01i9zmK0btUv/DMt0aBek4YtOH8CZQTIamIwF0h4M72/4D/yguQWtms6V+OSIg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1785943801; a=rsa-sha256; cv=none; b=PZdD5J9Ep9m83unQc0dBixyRzUEIUQeC5NKE0FpVYTBCJ9V1ogOR7nrrrq8NvDul8rDtNp AP5G2495ukHGFsjvlqtcSXgnzv9Lap5BbND7QE9KV6tJF3UzcSdJGdJtWLiol1ar+V4wsO utnq4gePiLXoKS9owkVjBTHmTZ+Ypn1vqogEUc+aaYDLUXJQG8Uahw/qqNt77UUxmY/jIq 9OQBnG2lK87O1suhs52HgmJL547WiO3ZGtCgbbZVI+jsBKQF9Sn1zxP5wL2B+bFTITY2j1 /SOccmmumEhYe2yMYoefRYTlVvH/phoPz2yjdm+rYOat2MLbiFxhf2kWIMyUrA== 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=1785943801; 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=tKf3QZepObYfIAkWFHDVNqWcraNnW6dkohCnf5ZlnnI=; b=A9UheD2Ku4AzhIkIDTErbCwN/pzufVJB3u5QsrACIUo4WGpPoUow8hBrqBNUtWPJb1P67h N82PNnFh06hhThKE2/hvPhwZiANKzUaYGVhuT/h19KrB3/yxfRbHFITw/FwJR0FOOvU5eq a2pbiQbzNv6iUcuCpt4DjonKS4JzdzJWiOK5x9qWH8KfQKa/Snlv0Paank246QvgLLfFYm T2OLBFANzIzkhGU5GrIWLGS8mPDRuGfsvg9MTt90xCDqCaEFCGd4xDE42wPcvp2wNDvZwO uiKdVcavT89cbuvr13QWJX5Sb7gAeRx7p/hHrePq/jqz1Rz4x7SxDgAyWf9r9Q== 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 4hFZ952dvyzgRL for ; Wed, 05 Aug 2026 15:30:01 +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 675FU1fV079574 for ; Wed, 5 Aug 2026 15:30:01 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 675FU1bn079573 for net@FreeBSD.org; Wed, 5 Aug 2026 15:30:01 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: net@FreeBSD.org Subject: [Bug 193246] Bug in IPv6 multicast join(), uncovered by Jenkins Date: Wed, 05 Aug 2026 15:30:00 +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: adrian@freebsd.org 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: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@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 #32 from Adrian Chadd --- Hm, can dtrace help? You should be able to dump out the full args of syscal= ls and then dig into the kernel function call side of things to figure it out. --=20 You are receiving this mail because: You are on the CC list for the bug.=