From nobody Mon Aug 3 12:44:57 2026 X-Original-To: dev-commits-src-all@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 4hDGbf3tWSz6nKXS for ; Mon, 03 Aug 2026 12:45:02 +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 4hDGbf3Bznz3ftq for ; Mon, 03 Aug 2026 12:45:02 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1785761102; 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=CXEFJ91lwWtaBc72MuQar5GVE1A37jRPvv1+eqILigzlDJMfeYv+ezuaq5RXJNxksfupvz /3O4TL8TeI2mSSma62Ph9ysyOzQnadjlr3NKgheN+ByAvhKt5YTZDgnZH6sBCq30hBywPW 5VNchjVYZgdwHe0P+aspvUohUsGT6TUoTTRBZrkTKJhyxITgMMv6TzPXLnbQF7X51a14Tc h+kAEn8qpqcb8GEyjrl/B8/6OJLDHfGxIEs+P9k7aPWmnWGp2/+oZRx6FgNCWFxE60uxCE Q1wlalNB/Ndv6nSyVGUYVjzbPq6OPY5a8iwfhyujSRz2eHeYJ5y5O7P5RxdCnA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1785761102; a=rsa-sha256; cv=none; b=EVy2yiZw0r7Hl3fquUkZ1WGax9ZnKyZoaT2OkLQ2O4cd+rhHhCNHrNwQuCMz4sKa4C74Lz egMTNCfhGspN9H+E9BaeQ79gY/adRPjnyM0eXCnSzZR3Pp40OmJVuGvEyCafMCUpyNxxGZ iBeWcm6qX/dOEo6pA3QD6ag6voGMek4n103Wr2QX0omCeQYHPJgV8mr1FoyGf2ycdfC0h0 hPxNRidGkia8kDOIORFdDHDOY7tSnPJRChPQ9ZigIw3E8/tCPasl0YRMryvTpGO+8c0+5T ky122JvRy9daXp80k1fqWcrHKN3tZjMHMjGR+dXu5GkU2rz6jmwCI/yqLYAC8w== 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=1785761102; 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=i6YGdv7pJMrK+x3UrYCdV0yo6SJ7l8khH8LwNG+6V0pAvL0dZSNX7RInBoTshlFwEO2U7/ WfICW/jJji5wXOgDlX9reFv7zgcxcAWDLZBfodMiOnYttDow7NDCX9HkOTJ3/mL8LFeIJ3 CwwS9ufMRl1wyeXxASqz74tvcI4whgMwgmY0HISjMcYiQfJwWLO5ViAcCoRpMajOs1obSh 9+S4HcTydI5lKVbcFqChDabEnM4MXKHgTJZousfRRYoq73Wi/cvum/ol8OA+ulCf1jXyhG fUiyRsoDK2/gxM8P0PXqJgz8QuOIdnIyB2IAvyj1ReMScz+HuhNi/JFocGrc9w== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hDGbf2DWLz11Dk for ; Mon, 03 Aug 2026 12:45:02 +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 all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@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