From nobody Sun May 3 15:45:42 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 4g7pyb17Tbz6W2sn for ; Sun, 03 May 2026 15:45:43 +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 "R13" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4g7pyZ4tHYz3JV0 for ; Sun, 03 May 2026 15:45:42 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1777823142; 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=kUrG6QusCnenJLPxbbW+8kYHlxQ+gdLFcP8IYNnYU3A=; b=To2EP1fc/80xGobW61KPhLYRtSXIphQaRpHi8ghiUteLZf0YVAbReaTcqMi6PiT/Yh6RF7 xklLIQg55iTdi0nE6c978bwWf8gF+dubVKUgtHSXQB734s2noDqzcKurFq1iUQlc6kjhFU XSkqWQOIXK6wzZg3p2iyf8QJeVJgN0DcI/t17RJp1NAwXYsei03jvm4llUGPzJ9+Rg2K8H SHDwCmliTNszKXQogO2K8zFguN7PyGBFcLz4vydxn5cCuigfDHm/JpTQpsg6s9NCNr4YIh F0uFZlhhb+V45Z00mCV7darhLpE6OoBKMGK+U4SII/MFXAVqtUfpOhOe2NRzDg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1777823142; a=rsa-sha256; cv=none; b=ORJLqVhifoY4K+3fYSYQ23uwsw1tni/KITcf00xyNywZ+DHtvVKmIkuBvR0KuCYmel+42Y osibn/5HL3XnH+qtAZos9hZuDpvt2dreAls3FInwwUbbfRoWxH+LJtCTmsXIgCpumP1Iax grJPki+YewXOdSovrK3OqmHD7QNkIkAUGvshb9ax3m6NbHvk2zuyTjXKydVfcNYnFL5Uea KxFXi+fMOVBqtCbOvmZF3YylXJMGBxhY6biHR+zlCoVVucSS9vekAeykf7uv8i5lkyzTWO WgxZX6nG2mRZSRjmm3KNszHYdo1zZYDxv791WHdaJOnYFnlrLDtfglW0dK87RA== 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=1777823142; 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=kUrG6QusCnenJLPxbbW+8kYHlxQ+gdLFcP8IYNnYU3A=; b=cFMyzMhH5uP6twzO9LsC7l455US7SBtmDdY5eoEA4scDOJexlS4LfkBe/chLWQ6CYIhrmr j8eSTdHtAYsXsXZzEpqfHuoTU1rLv+rxeZaUVPQWpolRlFfIHQVAS0DYWhgPnHvajQhHt7 IWBYaoTOK0cAj0VvgYxQAAl2j2O64xEko+sX1aCRTF2KhhACvRjGxQcpfqm0Ey+qVvcR1f ks3l/6zZKQPqE+Mt3r6qeHEmg8ENC+pRduw1FDgw9u89wdDVFYlUaD8Vi6A2/qgQOvoElg wmcGn0g9OiW9y2Es/SevcBiXWnogr85jAd+8nh4S1CMTZPGN532iNQNmuMITAQ== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4g7pyZ4JFCzft9 for ; Sun, 03 May 2026 15:45:42 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 1e5b0 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Sun, 03 May 2026 15:45:42 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Mark Johnston Subject: git: 3e7157f4adc6 - stable/15 - in_mcast: Avoid calling sysctl_wire_old_buffer() in an epoch section 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: markj X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: 3e7157f4adc67920a6ff9b96347658546a9ea089 Auto-Submitted: auto-generated Date: Sun, 03 May 2026 15:45:42 +0000 Message-Id: <69f76da6.1e5b0.3f06f11b@gitrepo.freebsd.org> The branch stable/15 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=3e7157f4adc67920a6ff9b96347658546a9ea089 commit 3e7157f4adc67920a6ff9b96347658546a9ea089 Author: Mark Johnston AuthorDate: 2026-04-17 12:42:54 +0000 Commit: Mark Johnston CommitDate: 2026-05-03 14:40:10 +0000 in_mcast: Avoid calling sysctl_wire_old_buffer() in an epoch section Wiring a virtual address range may require the thread to sleep, and this is not permitted in an epoch section. MFC after: 1 week (cherry picked from commit c1b514c88c76a4de906775d47b06388e62ab6845) --- sys/netinet/in_mcast.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/sys/netinet/in_mcast.c b/sys/netinet/in_mcast.c index 08c536bc71c0..da6a43eb8800 100644 --- a/sys/netinet/in_mcast.c +++ b/sys/netinet/in_mcast.c @@ -2871,6 +2871,11 @@ sysctl_ip_mcast_filters(SYSCTL_HANDLER_ARGS) return (EINVAL); } + retval = sysctl_wire_old_buffer(req, + sizeof(uint32_t) + (in_mcast_maxgrpsrc * sizeof(struct in_addr))); + if (retval) + return (retval); + ifindex = name[0]; NET_EPOCH_ENTER(et); ifp = ifnet_byindex(ifindex); @@ -2881,13 +2886,6 @@ sysctl_ip_mcast_filters(SYSCTL_HANDLER_ARGS) return (ENOENT); } - retval = sysctl_wire_old_buffer(req, - sizeof(uint32_t) + (in_mcast_maxgrpsrc * sizeof(struct in_addr))); - if (retval) { - NET_EPOCH_EXIT(et); - return (retval); - } - IN_MULTI_LIST_LOCK(); CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {