From nobody Fri Aug 30 21:12:30 2024 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 4WwW7g2YVRz5MTdX for ; Fri, 30 Aug 2024 21:12:31 +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 "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4WwW7g1Pbzz4hdM for ; Fri, 30 Aug 2024 21:12:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1725052351; a=rsa-sha256; cv=none; b=doRnTu3mVl7sq5Dq0SYTKqpkyo44Owk309QuCmto0a7CfyuNKxwmmtQJk9/u/7e1fHLxdf KyDgKkZShoV61dxKj4ctNMPwYHf7lBtTcpGgfKSQZF64F7fS8bDIXfj2Dc3covztGA2lTo 34B/6EFSB4yfJWEkcDw7tDbnpguTTIMIm0mJhLKI+IZaTvLRrw8F/dkBz1s5hZ9YM2vivO lVhp5mavQ+MLOuE8+s083trIfxnN1FidOWcjP2iJYbm7aSkhGzVFNAqAhAoNeLK4JRiXYY YeRaQnMjb210gt8brRnujovDHweYUC2+m3Fc/Fs77GnQNmaXozaDo3GEUJVpyQ== 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=1725052351; 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=jOCDpKvzcDg/TKU1nQxDSlOPXjVdl9qeiDM1tZMLuaE=; b=J03Hj/LlmO456O2d7AseLx2nCgkLkhZGyZNWZIw9UPOYIfQgOtlS7JO+s1BQw6Ds8jNeSj LUFeF+/scb6WJjVIrmneZUGFT/Qv+3REuTO+Vp9DN0o3RNTPoO3PM7mPehYG3KSF+ngjds kbUd4vAf1P/LMfdVf5vCLgf71FW87pqn1qle8LikP4oVUe51g7yS3RbAaH03NwGTwBPoMF sgEOdUSeGkNSaCoX/m1EXrSU0lfjoBfl7MU8Fm+5gmbeKs5nF6eIbEy4Xrei73LNgAHHWV hXREX3Uo6JeizCTgCU3Fe0Db0pNZI/4eY5la9tQg5Lnn1HmFkkpjc84IHj0FDw== 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 4WwW7g11LqzGh2 for ; Fri, 30 Aug 2024 21:12:31 +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 47ULCVZN013778 for ; Fri, 30 Aug 2024 21:12:31 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 47ULCV8j013777 for net@FreeBSD.org; Fri, 30 Aug 2024 21:12:31 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 276838] ovpn(4) - problems with large TCP segments over IPv6 tunnel when DCO module is used at both ends Date: Fri, 30 Aug 2024 21:12:30 +0000 X-Bugzilla-Reason: AssignedTo CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 14.0-STABLE X-Bugzilla-Keywords: regression X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: zarychtam@plan-b.pwste.edu.pl X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: see_also 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 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 MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D276838 Marek Zarychta changed: What |Removed |Added ---------------------------------------------------------------------------- See Also| |https://bugs.freebsd.org/bu | |gzilla/show_bug.cgi?id=3D2= 800 | |36 --- Comment #6 from Marek Zarychta --- In bug 280036 the reporter complains about apparent data corruption which I= can easily reproduce.=20 Clearly, the FreeBSD implementation of OpenVPN --mssfix is broken in case ovpn(4) is deployed at both ends. Setting "tun-mtu 1400" on the OpenVPN ser= ver works as a workaround. --=20 You are receiving this mail because: You are the assignee for the bug. You are on the CC list for the bug.=