From nobody Mon Aug 3 12:44:57 2026 X-Original-To: dev-commits-src-main@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 4hDGbY3YlXz6nKRp for ; Mon, 03 Aug 2026 12:44:57 +0000 (UTC) (envelope-from git@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 4hDGbY34dwz3fmL for ; Mon, 03 Aug 2026 12:44:57 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1785761097; 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; bh=jjxqj8gE9Eup0h+jiHXXzvwKBY6CJWCTb8DqdJjqe24=; b=wih0X43pcCRUAhDWLq+7lVFDbdnUn4+7+vYRhJybizld4Ss8LvHr0u4mvTKUaSZgZKJm4b WeGsWmvbtMDUrykbIxNI2Szs0hTntOjtJtjb5iGRujOGeVH3ubKlZMAAbMIsKW5r+Qxofa KTdeEpNE4T28bdJvXcIyQtYqUQOLJmcHWtngqN8c/CFHq6r3wUfKV9ZYkvr3euHdzUU73e d+dx643FEyCIUhywnW429/ArkUrjVALIU88kCdi0O6K/s5ERmMijy6wCtpgj7YZNBA4wIl wQ9gjwDGroamcmSmX5clyAwzvpCSXKLhn9+1ALuW/fLAX/wBs9MeCM4/dlHeTQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1785761097; a=rsa-sha256; cv=none; b=l9MogEJvv/JG8UEKTxdPdub0yo8rl3w9osI7y4FT9Zh5DSVp1RZj4gLHAlSAK6Su1N4txx 4E4bAcAWV6DGQRoUxnmKWQtX++3YQ14o0+YdpkoGgRWnEMQNl/Rg8fbZyD8tvENkdz/QZs 5Qzp8iXCKYymolScLbT+05Rfc2nGDP5iV3OzLzwc/KOBsDPeRPZpeNg0GiIPd8jNiU82iO 3uZquyJaI7EWnUGdTLIqle+3+2uxGANDcd4Qd7cD7XdSWL4RVpzga8FGYPM1aZidsbMRfc ngnDLcRoNZ8uzB9ZTr7ZvPHJAONlct8Rv+WpksxTXYmbdDr/sj4t3hw53ywqew== 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=1785761097; 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; bh=jjxqj8gE9Eup0h+jiHXXzvwKBY6CJWCTb8DqdJjqe24=; b=fBkUSMvvWKB+Olxe9UFSpuEFwyBI1Jzm5eUNPxdjHaNRIkkeM4zTnZZMVLI+qfqn5ZYwkd nXeYW5iNSxJzAlPi3eanU01keOGbzGIn1BAJonMBuvx9Vh8X6QHSBmMKk7xniAL9mgmeVO 6mGQA02xkaOBT1dEAWSEqNtN5tUGJwzUommPg2Un5GIxuoybdHh7kkl0njh1ELhHU5Ossa 2jZgUfhXTTOsTlATWPRrQRxijhEII5T2vEChqIPNXr8cRuV77Wzw01NE9ShEglnmMdL25I 2SknLTSaY7RoVzD+a59KlBafDNGum2GRhD9uK/fbs8nPyD7JJeIgm7cZ2IsYWg== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hDGbY1tYsz11kb for ; Mon, 03 Aug 2026 12:44:57 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 2296d by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Mon, 03 Aug 2026 12:44:57 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Kevin Bowling Subject: git: 0787b1f5b8bd - main - ixgbe: supply PF transmit contexts under SR-IOV List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kbowling X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 0787b1f5b8bdfcaed97eeee7bfbd7f14ac162b0d Auto-Submitted: auto-generated Date: Mon, 03 Aug 2026 12:44:57 +0000 Message-Id: <6a708d49.2296d.382ea052@gitrepo.freebsd.org> The branch main has been updated by kbowling: URL: https://cgit.FreeBSD.org/src/commit/?id=0787b1f5b8bdfcaed97eeee7bfbd7f14ac162b0d commit 0787b1f5b8bdfcaed97eeee7bfbd7f14ac162b0d Author: Kevin Bowling AuthorDate: 2026-08-01 12:41:22 +0000 Commit: Kevin Bowling CommitDate: 2026-08-03 12:44:47 +0000 ixgbe: supply PF transmit contexts under SR-IOV X550-family malicious-driver detection validates the transmit context selected by a data descriptor with Check Context set. ixgbe sets that bit on every transmit data descriptor, but ordinary PF packets without a VLAN or checksum offload do not create a context descriptor. The empty context then reports an invalid MAC-header length and blocks the PF queue as soon as MDD is enabled. Create the existing context descriptor for every PF packet while SR-IOV is active. This supplies the required MAC-header length and keeps MDD from mistaking normal PF traffic for a malicious-driver event. MFC after: 1 week --- sys/dev/ixgbe/ix_txrx.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sys/dev/ixgbe/ix_txrx.c b/sys/dev/ixgbe/ix_txrx.c index 76c718e2c252..3dda3270a2de 100644 --- a/sys/dev/ixgbe/ix_txrx.c +++ b/sys/dev/ixgbe/ix_txrx.c @@ -197,6 +197,7 @@ ixgbe_isc_txd_encap(void *arg, if_pkt_info_t pi) TXD = (struct ixgbe_adv_tx_context_desc *) &txr->tx_base[first]; if ((pi->ipi_csum_flags & CSUM_OFFLOAD) || (sc->feat_en & IXGBE_FEATURE_NEEDS_CTXD) || + (sc->feat_en & IXGBE_FEATURE_SRIOV) || pi->ipi_vtag) { /********************************************* * Set up the appropriate offload context