From nobody Mon Oct 26 19:46:46 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 4jD3zV2cwlz6xWVm for ; Mon, 26 Oct 2026 19:46:46 +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 4jD3zV22x5z4qcd for ; Mon, 26 Oct 2026 19:46:46 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1793044006; 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=k1zwqXkp8WTUPY0KHCCNEYPIg3yigT7FI6f3fl5hIwBp5Af+62ZmZDxCCA3Rf4dFbVgk4e OhqJqJTkGjpK+hgjxREUnZ6ZzB+upABTGLfdFRm4Bc455rWatv3UyNTUbkyisunBhG16Ge 1RqhKieAuECy0oyao9eYeNIeaeDaH1kWbp+JRjeGo9TR2RhGBvrA5A3BqXGGe6vz7+TY9Z xVkg3WdZZWvWTmhIsKvO94Tw0m5nZfMmGumir/oRaREIx5bgF5aORS/wPgJoGNNUvA1qr9 vmDd2sAzpc7ZTiTkGgqD7is+tf8Dy6C7rUtZZOwpUlrIUKsr8w/CHQrsA5pKCA== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1793044006; b=hescKA/BYlj+ZTiRv20jejlSboIrpemZjD+vPDnlwzDxriB3ulP+AZexAR+P+3MvY5VaPo 9iDiHxzry/GwN/qrKxd5ob4j2lthNy+4c1MboESCwYCnd5q/9B9KUVZQy8Xgchmlq2JXvD 0dcv9byGy7rpXGC6/SvfvKcxjUruJuG7lGWfvMroB+6fixJZq/ZZlVt7d0IVUQoPr0Dle0 U5R1IW6FdYOFMvx7XUycoblT123WU0Ewrtnn9KXR5d+RtpJzWCztKm2fwHmOjBwlE9rrtO weuCDizRSbsRdN58uRVRoxghPsT5KAMsUp/c2+6NIA9qOxQOJyoE9yGkGj1zmA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1793044006; 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=uNOcQLHf9fHqAIWeurZgTJlIz1b6PuVEqcStMsn2q4/YNBF7ogJwWjj94oTXtV+D6svvBU OopkMgLHtdON/G32NhwWRFDGp4218GXX/dw38TT/oF38zlpUSiNcjMNGcTLhiPfgmMdB17 gcG9TlV0Jalh8fW8aXqm84bc3Z3uAdx8KtdYi4WSrDRJaZuSTl9KgeHx20U7AImmY8+B2j g2TKbIkQC03IS9lbcQFAJsTX0H7gllCmlJAVUCoqwMWbwUjVp6BSUdOf++gwn5itl23QEb Gn74xclCz36hFJI5k+gkfFspOuJhu+z+1NytmgbZUlVJ3YyGDSuUr40dkz/t+g== 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 4jD3zV1RxJzpLm for ; Mon, 26 Oct 2026 19:46:46 +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-branches X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org List-Id: Commits to the stable branches of the FreeBSD 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)); \ }