From nobody Mon Oct 26 19:46:46 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 4jD3zc0bXhz6xWVt for ; Mon, 26 Oct 2026 19:46:52 +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) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 4jD3zb3WJnz4qgG for ; Mon, 26 Oct 2026 19:46:51 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1793044011; 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=lC/sLNQownmZu/dsiF813KeXPDijp5BMCYV6+y27nzM=; b=j6kQGLjSIS69+si8/KhmTCp3jsfzCsG63NRNkl0UKA5qRouQdy62rdzgRuZuogsOP62sfX RYlhfm45WIjrH1GUQXLvkAvfqB26qEc5a0TR8SQ+GcnqElnyN2c1JgwbeJg6dd5lP3VIg8 A5UQCqZqae9BkpA2OEb/mUKaxf2bNxDf1trtTe4KWoB4E2NV8nXZY3kGvP5H4dA2uK3aKW DabaMEAFa+zjbj+y0DiOWKqXk7Q/aUjYRCiotrJqs0Nj+r5WACNc7uLcShxs8veVx5KrNk gm3eHTN+jHGJDoICZQFkn5pJ9pce68aKtuh8TLR2jxdeWDs+N7AwmNsjEpvgww== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1793044011; b=EHFi1jmnzjsT6a0e1K1BCyW0ZCnePCQ/uJkvjyvWfD/FX3sq/zz6KM5DU1cA5bBsIwPqoP gWcVWztBBbytJXgDR/YNiPlJnImQT3m5j2lUl+Sd3aGrbDXu+bwxa+0LTnhuf7C2uqnAt3 QxPHDMDKbzaF6eWM9r7Wg9CBYO1mnqilgJz4HPIkXPbT2kp3osERax4ypRi6Hrm075t1dI 9tZKIFkROdnB7mpj8KRC2ALKp8qU9A7AJGTaBb4pLsXo+2SZIVObVfNYNgr5XU4qBSjN71 4BxcYE45AzBDxbsd3iFkJFrt0rxHyU9SKdOfMNZ4SuFgpuikKXJKnr+SOlmhNA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1793044011; 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=lC/sLNQownmZu/dsiF813KeXPDijp5BMCYV6+y27nzM=; b=PvhqmBLFwZyYHO2RP62Z+NNYQXPj21nRys8eiwo9qAV940uQGdoJsojoGOl3NAA2fRXLC2 MyYDEEXa99Ge8kfrtycok64YpsPMJNeX5YsCpFoe/YGa4yqEb9UaNQ2wLEIkeQcW7z09nj IX6QwfstjfuCT8C7DJkdQUgblM6D05Zwk2Gah9NWNfNHbjKd1T2TfK1ISWB/9/x7jWZu9S YgZS1FDHI0f8vtQM8bfoeY3+wjF2aYAYPRKuLXU9OD/CPXhn/0fIcUPmOPf7Bh7vLK/Cw5 F7T69p6pGpfvez2tN3YRxIlowMgGS+lfeI3VNEX8/6uHv6z2n4O1wYZq5XtRsA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4jD3zb2q3Qzp7F for ; Mon, 26 Oct 2026 19:46:51 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 38466 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Mon, 26 Oct 2026 19:46:46 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Mark Johnston Subject: git: 63c7715b5531 - stable/14 - kasan: Fix the annotation for shadow map checks in atomic_load_* List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org List-Id: Commit messages for all branches of the src repository 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/14 X-Git-Reftype: branch X-Git-Commit: 63c7715b553187ab49d118d7564410fb6345d684 Auto-Submitted: auto-generated Date: Mon, 26 Oct 2026 19:46:46 +0000 Message-Id: <6adfae26.38466.e094e8b@gitrepo.freebsd.org> The branch stable/14 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=63c7715b553187ab49d118d7564410fb6345d684 commit 63c7715b553187ab49d118d7564410fb6345d684 Author: Mark Johnston AuthorDate: 2026-09-25 15:19:30 +0000 Commit: Mark Johnston CommitDate: 2026-10-26 14:12:14 +0000 kasan: Fix the annotation for shadow map checks in atomic_load_* atomic_load_* is a read, not a write. Otherwise KASAN will report a use-after-free via atomic_load_* as a write rather than a read. MFC after: 1 week Sponsored by: The FreeBSD Foundation (cherry picked from commit 0aa055edc17267c6e971d29cabeffed0b1c59c32) --- sys/kern/subr_asan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/kern/subr_asan.c b/sys/kern/subr_asan.c index fee6c1a844e2..d411092cda5f 100644 --- a/sys/kern/subr_asan.c +++ b/sys/kern/subr_asan.c @@ -761,7 +761,7 @@ kasan_casueword(volatile u_long *base, u_long oldval, u_long *oldvalp, #define _ASAN_ATOMIC_FUNC_LOAD(name, type) \ type kasan_atomic_load_##name(const volatile type *ptr) \ { \ - kasan_shadow_check((uintptr_t)ptr, sizeof(type), true, \ + kasan_shadow_check((uintptr_t)ptr, sizeof(type), false, \ __RET_ADDR); \ return (atomic_load_##name(ptr)); \ }