From nobody Fri Jun 17 19:38:07 2022 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 5991685B01E; Fri, 17 Jun 2022 19:38:08 +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 4LPq8J1glNz3Q4F; Fri, 17 Jun 2022 19:38:08 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1655494688; 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=ZVNX3QblXbamxfZXFtVuOifXkx3BXwsQo6WTWlTeG0A=; b=tWy8EjngUwLhp+x+2MY9R30TOkXcgIv6X4plIWfUPQP9cJaXHEYOet4bZU++s6EM2GABVO rAVM4CsPEgi2GJqnY7qUDbUW29ln/ZaWQXdfSnvRj6umqmGOQzsP2GZVl7VDbK0ury9EVn jO/iYQheVe0R7K/IASbbMYc7c0qvHQ/z3Y0ir1E7xpbku+4kaS8AbZkVR3JdrhnaYbEk2m 4CUwle0I+0Sc3iUfXJpAtgWZpj36Vs3HNtuOnG8z0QjtnK4+Sbk405wA6W80YVuMq5Fqxh vmLKU+IJf9pW6wfozwBgpYODK9BxxG864wrX44nFsY93eKjOnfZ3Qh+ZO1byRQ== 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 F0EC825C43; Fri, 17 Jun 2022 19:38:07 +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 25HJc7Rg014274; Fri, 17 Jun 2022 19:38:07 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 25HJc7bG014273; Fri, 17 Jun 2022 19:38:07 GMT (envelope-from git) Date: Fri, 17 Jun 2022 19:38:07 GMT Message-Id: <202206171938.25HJc7bG014273@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Dmitry Chagin Subject: git: 59034620c491 - stable/13 - linux(4): Return ENOSYS for unsupported clone3 option bits. 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: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: dchagin X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 59034620c491aab24a9dbceb8134a8987472b458 Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1655494688; 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=ZVNX3QblXbamxfZXFtVuOifXkx3BXwsQo6WTWlTeG0A=; b=xh7xlzC0VLYx9AKWJ7uVZtF1hiDTJ/uoPf8tsh4/ObV02LMGhs7J2UL7qOQ4q1iRLJnFH5 G/N3Cssz4KRh0PncRQ97VB6h+owpZsMDh5QBw7/Rzk1oEy5au26rJZfQ6VfEG+5fi7qM+6 Nd4ce5h6tO0TcWT7EC5S1gGTdjUOaRx3xzTy0g2mTts9/Pty6JDWUqOihwUIjKuK7OpXvO hA38TbDR7b8ypNPX5s2pZh4Du6m76e3C+4UNUJ4rl+YALt/6BHKA9nnAIjeq5gmfDHVTrd 2lwEoqMf4X/ch5fED+7f++AN1fHPckYIkXzc2r2TGWGwHWPVyBDn3QhPSFEGIw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1655494688; a=rsa-sha256; cv=none; b=UF8rv2B0mcM7jRP0oCYDsCLeoedpd4AfX1fC/Ku5XkAHDog6mN0oNJRYCEfusiikChh63X LTsGO3tcQoHFMEPO/rsMtaLfYKvU9p2QTVyz19TOclrqRuFtRxeq2rFck4sz00L24TerUW mERqwvYldZdd8pjDNjBgwWs5V/XOAld3GJ9d1Ny9tLvQ1AyiA3ZEsDAlnCJGO7oSpwXKIv iJoHyWGFl+1Ll1Yvm1Xg0y/IbaJ9cQMZLVwYgEfb5srX/zSS/AVSZgv2t9g9FH5CCOSfSU tdJoAdbhoIdZqv2GKfixfZu3yaDjtBGZrN4efJNW7dIb1CHLz53q3q5VzMkSEA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch stable/13 has been updated by dchagin: URL: https://cgit.FreeBSD.org/src/commit/?id=59034620c491aab24a9dbceb8134a8987472b458 commit 59034620c491aab24a9dbceb8134a8987472b458 Author: Dmitry Chagin AuthorDate: 2021-08-12 08:56:36 +0000 Commit: Dmitry Chagin CommitDate: 2022-06-17 19:33:32 +0000 linux(4): Return ENOSYS for unsupported clone3 option bits. Differential Revision: https://reviews.freebsd.org/D31483 MFC after: 2 weeks (cherry picked from commit 4385147547d9f2f8b93f08012c0a18aa6d895403) --- sys/compat/linux/linux_fork.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/sys/compat/linux/linux_fork.c b/sys/compat/linux/linux_fork.c index 77dd8446c588..ba169ff98923 100644 --- a/sys/compat/linux/linux_fork.c +++ b/sys/compat/linux/linux_fork.c @@ -64,6 +64,7 @@ __FBSDID("$FreeBSD$"); #include #include #include +#include #include #include @@ -411,6 +412,20 @@ linux_clone3_args_valid(struct l_user_clone_args *uca) if (uca->stack != 0 && uca->stack_size == 0) return (EINVAL); + /* Verify that no unsupported flags are passed along. */ + if ((uca->flags & LINUX_CLONE_NEWTIME) != 0) { + LINUX_RATELIMIT_MSG("unsupported clone3 option CLONE_NEWTIME"); + return (ENOSYS); + } + if ((uca->flags & LINUX_CLONE_INTO_CGROUP) != 0) { + LINUX_RATELIMIT_MSG("unsupported clone3 option CLONE_INTO_CGROUP"); + return (ENOSYS); + } + if (uca->set_tid != 0 || uca->set_tid_size != 0) { + LINUX_RATELIMIT_MSG("unsupported clone3 set_tid"); + return (ENOSYS); + } + return (0); }