From nobody Sun Feb 22 09:47:51 2026 X-Original-To: dev-commits-src-branches@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 4fJfL42nXPz6StWB for ; Sun, 22 Feb 2026 09:47:56 +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 "R12" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fJfL42Lp5z4Fdc for ; Sun, 22 Feb 2026 09:47:56 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771753676; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=p5jL5Jy0l+sUSwxJYfgneBnA1e5WZ7UNfA3bzwuFouk=; b=lr/PLtSRYIY7ca1pGzU0K+0iuMDpQJ4bsPdWDVm3PHayrTvtrDOiY0bUrMqVnVfyQH6o0N fOsfg10dQg4mLmLR7BbUMeCrhsLPpQi+BVd+452estwDc9+vZ/moUzWgMG6Dd+p2VUONWY kZf6nOvkS9lMOeYNQ4f/zhLytNMS7zxIxKnzSXj3itztRxZtZVFOQB3qPeoaDpUzmlYGJy 2wcZtNneT6246Bj4hBAVuEQidbrqtLe2XY1sGDEtoeo+6FuGJdwguTtvrbrc7sTjXkPRlb OH8AmWqBN2GlnDwUXPVFaXTg5Ry87qbPNJgvCQ8b9hwrA39aDXJKUJhAD7LHVg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1771753676; a=rsa-sha256; cv=none; b=qfKj+/lRQxpIHiGmRAyM8eWTxgVAQT7kaLAg+tKZpM2ZKYViEcgMeW012JolUHAp6Guf45 nzR7P+xtqztAJHn+mhZEFZ/KS3GRhZD2z5fLLmco0xx/mYm6OjtbHj3Ba1VqPnkZs0KaRP hD+nFBedcUQ+jqGJlCHjXefpYm41u+GvY48DpZGqvrA/jOI/ZojjrV5bBfaeiffHNqfLbR zmJCC7iThEfhVmXA/0BsehYZRykzqWPbKEOx19DR9ZyhUn+wO0mmLgVK1XiecK+Y3lYJ6+ xOqRsg+GpjsqXW8F253lhEko/bMhDIiwpXQahXHe9cYU6GzDLS7m+42tZ0XpUg== 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=1771753676; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=p5jL5Jy0l+sUSwxJYfgneBnA1e5WZ7UNfA3bzwuFouk=; b=WdijI/xXXwrLnmr6zHjWnv544t1hgUKXuWi0lpAMPvKQtoQ+y/FW0chjOxpXFnS5jDlZlb iUEFsvYtvPnNXYQwlN51qRqw4C3HIvMgoJ8u9ZIGHWgdXLgJA3Wlmepigb3gJxCNz8hKdA kljVZd1RGKLXIbIvZXTEDbxjYCFzkUhyQQbGepKM230eSAPrubOGb+pONnuYsgGVI7GdHL +akHSoEHMb/Ao6oRwSTn9GOrUqkb1+qbXvyeUZygf4830iOdWSTmeXGmD66GoKbTiQpyVL fnovzCbEYvynaytpJtXYz1HlpjKlqyu5Eimz9YarscfSOWyY5d7XfnTSpatKUA== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fJfL41ydMzg7R for ; Sun, 22 Feb 2026 09:47:56 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 27a40 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Sun, 22 Feb 2026 09:47:51 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Cc: Timo =?utf-8?Q?V=C3=B6lker?= From: Michael Tuexen Subject: git: ea75f726c432 - stable/15 - icmp6: clear csum_flags on mbuf reuse List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: tuexen X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: ea75f726c432586632818bbcd84397ed126fd0a1 Auto-Submitted: auto-generated Date: Sun, 22 Feb 2026 09:47:51 +0000 Message-Id: <699ad0c7.27a40.148bcb15@gitrepo.freebsd.org> The branch stable/15 has been updated by tuexen: URL: https://cgit.FreeBSD.org/src/commit/?id=ea75f726c432586632818bbcd84397ed126fd0a1 commit ea75f726c432586632818bbcd84397ed126fd0a1 Author: Timo Völker AuthorDate: 2026-02-19 14:15:10 +0000 Commit: Michael Tuexen CommitDate: 2026-02-22 09:47:12 +0000 icmp6: clear csum_flags on mbuf reuse When icmp6 sends an ICMPv6 message, it reuses the mbuf of the packet that triggered the ICMPv6 message and prepends an IPv6 and ICMPv6 header. For a locally generated packet with checksum offloading, the mbuf still has csum_flags set indicating that a SCTP/TCP/UDP checksum has to be computed and inserted. Since this not the case anymore, csum_flags need to be cleared. PR: 293227 Reviewed by: kp, zlei, tuexen Differential Revision: https://reviews.freebsd.org/D55367 (cherry picked from commit ada4dc77577f7162353e8c2916ba5c258b6210f0) --- sys/netinet6/icmp6.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sys/netinet6/icmp6.c b/sys/netinet6/icmp6.c index f98381499b2d..9f2e44f3f6e0 100644 --- a/sys/netinet6/icmp6.c +++ b/sys/netinet6/icmp6.c @@ -2133,6 +2133,7 @@ icmp6_reflect(struct mbuf *m, size_t off) m->m_flags &= ~(M_BCAST|M_MCAST); m->m_pkthdr.rcvif = NULL; + m->m_pkthdr.csum_flags = 0; ip6_output(m, NULL, NULL, 0, NULL, &outif, NULL); if (outif) icmp6_ifoutstat_inc(outif, type, code);