From nobody Sun Dec 14 17:27:36 2025 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 4dTqrp0LQ9z6KYFT for ; Sun, 14 Dec 2025 17:27:38 +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 "R12" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4dTqrn6jFmz4FH0 for ; Sun, 14 Dec 2025 17:27:37 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1765733258; 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=cXjr7mfYc4n80/jW6XalmSojZm7wC7lo5AR1z2k4tsc=; b=IFDTO3uNcNu2gSOA9hubXe/9aEPjW8SBxRHnaYMVnwctjHnpARZdUAzM34Dw8x1MiEsiuP a8zv8cIEX/xEYIHSIJHFvELAIPoqYIBYMLh9FOhdzvNhz35EsXlf5AYBD/7uXRz6sqW4xi vUvTwl7rC7EOEi1mjCJx4m7Wy+saNhrQ0mzzIVJ9hHa9F7nIlltynSsy2WY1ZSI316T6o5 z6vBi9YC+8AJnGpNmF795uFFDs3Xt9IpZht3rSc6NnYL/mxtkQcHwgmEfj0BegaCT9LHfl bqS6UKRwuIuxgUISy5zXb+7iO7gKjzqGVQdUgFLzEdh3kGrcA+/c2O1CrNtDCA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1765733258; 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=cXjr7mfYc4n80/jW6XalmSojZm7wC7lo5AR1z2k4tsc=; b=jfJ8lopDbVKdhyDmx8d71BjzT40cSfczyohx2SA3imQvs+JPxmdihH5/j31BDiWveugFXC VlrmdELYC7pdsGdRSUbhB4Ppjv3AiDn1RgEtfNQRnUhBMQKJk5uMfMPTvgVHMConk6lBmx EwUh2kUtJQPVGmwNOMYP/TPhx82BWJR3Y24685b936mo6dImFCkJejXHnnGwRZ2msv9iI9 BIf1b301Rl+ktzr1goN058eE/j53t6S6w0jotgQRGWLu1oYBXAkPN+pkUBv4W9RdWrCyEn faWLtuwOLq/LbCEXcabA6fg2wOezBvOswNzOm2os2Fd+EDxgFr0IoGeCSQO8Wg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1765733258; a=rsa-sha256; cv=none; b=XpqtiDFDupu/oiBtmfhktrWXaoj7dQlwH/C+Fs7idQCzYS/qTP1K8isb2WMtaZOcQQH1X7 J9xBzfNUEQYa9cr9BYozDcVUpHlCktjaAEogdrOdQTL21V/ObW1vm9sC3zViOflxtX0sGr vVcVKktswsySQ63qVVMXcpk+/0YpTg8M8ULXRxQAZ/TMNIkRxkFXGKsBA2qfH5Pj0gWVT7 +VFtCv6b/hJWqasgHbvAWpzh5vc5pW7NMxbdbGsihVm3Z4Va34Gm1Z1ZEjUAGPI39IuYK6 xsSo1Ifs/hboPESm6EirKGy9f21OfYe5JaHqRbKQ/dl0uEnLXWaNEd7jS2n3yA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none 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 4dTqrn6JJtzk0h for ; Sun, 14 Dec 2025 17:27:37 +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 5BEHRbTg088085 for ; Sun, 14 Dec 2025 17:27:37 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 5BEHRbO9088084 for net@FreeBSD.org; Sun, 14 Dec 2025 17:27:37 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 291420] [epair] Bad UDP packet checksum with epair(4) and txcsum enabled Date: Sun, 14 Dec 2025 17:27:36 +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: 14.3-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: leper4@protonmail.com X-Bugzilla-Status: In Progress X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: tuexen@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 MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D291420 --- Comment #26 from leper --- (In reply to Michael Tuexen from comment #25) I did configure TXCSUM on the tap device before adding it to the jail's bri= dge. But I guess the reconfiguration of the bridge interface happening only when= an interface is added/removed might explain why the host bridge does not seem = to adjust to a possible lack of TXCSUM properly. --=20 You are receiving this mail because: You are on the CC list for the bug.=