From nobody Wed Oct 07 16:59:30 2026 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 4j0K9G5Q0fz6wBGr for ; Wed, 07 Oct 2026 16:59:30 +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 "YR2" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4j0K9G4lHxz4YD4 for ; Wed, 07 Oct 2026 16:59:30 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1791392370; 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=TPOi8XCVpuP17Q2fRNSlE2rvo/W0nk47QnujGSFPdnA=; b=dUzSMAsWm6q4urTUO8auUuxZxkOUGj0xxlhmimzHrZED4eeux/CNJMo7g7zso3Lwj8BmSP 4GgFBANy29SSdicAVam5+ABwsWJFIPMmK+JyoCoUbQ3QD/xLFOWrZw2I217IgzoZkt2j3Z ln/2yZ10SkLQSPVJoZVc8BZU7mZxxl0m2jB1CNljWzAXtvVlkC6JFR93LdrI66vuMb2V+F Gt09RIOGqOMwwNzQjcZLCC7mvnrlmRISQyHhfGSH/KA7trFIe9fSnQ6Wy8qaKxJDhnCDEK erTQ3wILgU18LKDyXRT7dao1qWCxvixmiwYyP638TwWweScOwwpyxnzv81KmHA== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1791392370; b=qFlKYO3/f5n7BCH3iX1gzTsZYLwvUI1bXIcL+fjwcoLEgYmwPxklJlbiTsW4SNseMC7KQ6 Fh1XVovHKJxuPDAwSKvarMBzPSkwqEt0CPCym9t57Q8sGUpKQ5lHYJYRzy7tltoCjtKGPx bUnlVx68mU0TMmB6o2rf9GY7onPfAzjqlm/xzN+oWwGQhQeManKjj0HBbwRANX1nQrdSWr v+MnG7+T6YAW05FLD/s0sexxu78osOd+bR7n0UDqrpquN6gB5xOH2+GSNdcdEtKMHxZM99 nlXkmVXE4qZHkODiiOmyXaVjhkXz/lVkboJjD76JwDfSEddD9klGoifuZDJS4A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1791392370; 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=TPOi8XCVpuP17Q2fRNSlE2rvo/W0nk47QnujGSFPdnA=; b=VhKi/kJYBdynxgbTmeLdaLGv9AFBAmDqiHSjsmh67R5agAo1oIjsE1hZWpsl33C1qLUaBi cgiiZqj7QOEXz560x3LFMx/jK1X9uPt4N7111fjWdx7I/wWshHedtbY/szOr1lAEjM9144 PyzgLFlpTSXAyLQWbBZKyrtTt5cjwdsal8Mr+Y1nFf8YaeVkFsjH5cRY5a9j2oWkrM8cjo /mA7BjhRoS6Y+xAR1OweAGQWF9Srr78ga2FfrrdcTc8s1QOunSOWzB5CdizEMJJTFaugT/ XNgSpgMuJSG4PVeIVCYwsPUe+Qc9Va1Z2mscSCqAltS0+U531piIeyW9ISYHSQ== 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 4j0K9G3q34z12Gf for ; Wed, 07 Oct 2026 16:59:30 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 37782 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Wed, 07 Oct 2026 16:59:30 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: ShengYi Hung Subject: git: 627e7d5b72cf - main - libthr: reject count < 0 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: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@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: aokblast X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 627e7d5b72cf967eae3cd9e9e0707ce0ff63a4da Auto-Submitted: auto-generated Date: Wed, 07 Oct 2026 16:59:30 +0000 Message-Id: <6ac67a72.37782.a7a9916@gitrepo.freebsd.org> The branch main has been updated by aokblast: URL: https://cgit.FreeBSD.org/src/commit/?id=627e7d5b72cf967eae3cd9e9e0707ce0ff63a4da commit 627e7d5b72cf967eae3cd9e9e0707ce0ff63a4da Author: ShengYi Hung AuthorDate: 2026-10-07 01:30:56 +0000 Commit: ShengYi Hung CommitDate: 2026-10-07 16:59:19 +0000 libthr: reject count < 0 This causes count == -1 spin for INT_MAX times in userspace. Reviewed by: kib MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D60425 --- lib/libthr/thread/thr_mutex.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/libthr/thread/thr_mutex.c b/lib/libthr/thread/thr_mutex.c index 1787db825bf3..ccb3094db16d 100644 --- a/lib/libthr/thread/thr_mutex.c +++ b/lib/libthr/thread/thr_mutex.c @@ -1109,6 +1109,8 @@ __pthread_mutex_setspinloops_np(pthread_mutex_t *mutex, int count) struct pthread_mutex *m; int ret; + if (count < 0) + return (EINVAL); ret = check_and_init_mutex(mutex, &m); if (ret == 0) m->m_spinloops = count; @@ -1133,6 +1135,8 @@ __pthread_mutex_setyieldloops_np(pthread_mutex_t *mutex, int count) struct pthread_mutex *m; int ret; + if (count < 0) + return (EINVAL); ret = check_and_init_mutex(mutex, &m); if (ret == 0) m->m_yieldloops = count;