From nobody Sat Oct 16 23:06:22 2021 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 CBA74180CF7E; Sat, 16 Oct 2021 23:06:22 +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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4HWzKB5NSmz4V5n; Sat, 16 Oct 2021 23:06:22 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 94C452252D; Sat, 16 Oct 2021 23:06:22 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 19GN6MSe036120; Sat, 16 Oct 2021 23:06:22 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 19GN6MLj036119; Sat, 16 Oct 2021 23:06:22 GMT (envelope-from git) Date: Sat, 16 Oct 2021 23:06:22 GMT Message-Id: <202110162306.19GN6MLj036119@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Kristof Provost Subject: git: 076b3a50fd71 - main - pf: don't drop packets when redirection information comes from a state 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: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kp X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 076b3a50fd71d84f47bca71758e7fff3c02582e9 Auto-Submitted: auto-generated X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by kp: URL: https://cgit.FreeBSD.org/src/commit/?id=076b3a50fd71d84f47bca71758e7fff3c02582e9 commit 076b3a50fd71d84f47bca71758e7fff3c02582e9 Author: Kristof Provost AuthorDate: 2021-10-16 16:53:39 +0000 Commit: Kristof Provost CommitDate: 2021-10-16 21:02:26 +0000 pf: don't drop packets when redirection information comes from a state For some traffic there might be no matching rule in the current ruleset, for example when a state was imported via pfsync from a sytem with a different ruleset checksum. In this case pf_route uses s->rt_addr for routing target instead of r->rpool.cur but r->rpool is checked anyway, resulting in dropped packets. PR: 259183 Submitted by: Kajetan Staszkiewicz Sponsored by: InnoGames GmbH --- sys/netpfil/pf/pf.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/sys/netpfil/pf/pf.c b/sys/netpfil/pf/pf.c index b67f688c3f3f..2c625703c5d9 100644 --- a/sys/netpfil/pf/pf.c +++ b/sys/netpfil/pf/pf.c @@ -5856,12 +5856,12 @@ pf_route(struct mbuf **m, struct pf_krule *r, int dir, struct ifnet *oifp, bzero(&naddr, sizeof(naddr)); - if (TAILQ_EMPTY(&r->rpool.list)) { - DPFPRINTF(PF_DEBUG_URGENT, - ("%s: TAILQ_EMPTY(&r->rpool.list)\n", __func__)); - goto bad_locked; - } if (s == NULL) { + if (TAILQ_EMPTY(&r->rpool.list)) { + DPFPRINTF(PF_DEBUG_URGENT, + ("%s: TAILQ_EMPTY(&r->rpool.list)\n", __func__)); + goto bad_locked; + } pf_map_addr(AF_INET, r, (struct pf_addr *)&ip->ip_src, &naddr, NULL, &sn); if (!PF_AZERO(&naddr, AF_INET)) @@ -6042,12 +6042,12 @@ pf_route6(struct mbuf **m, struct pf_krule *r, int dir, struct ifnet *oifp, bzero(&naddr, sizeof(naddr)); - if (TAILQ_EMPTY(&r->rpool.list)) { - DPFPRINTF(PF_DEBUG_URGENT, - ("%s: TAILQ_EMPTY(&r->rpool.list)\n", __func__)); - goto bad_locked; - } if (s == NULL) { + if (TAILQ_EMPTY(&r->rpool.list)) { + DPFPRINTF(PF_DEBUG_URGENT, + ("%s: TAILQ_EMPTY(&r->rpool.list)\n", __func__)); + goto bad_locked; + } pf_map_addr(AF_INET6, r, (struct pf_addr *)&ip6->ip6_src, &naddr, NULL, &sn); if (!PF_AZERO(&naddr, AF_INET6))