From nobody Tue Nov 18 15:24:40 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1611249545; cv=none; d=zohomail.com; s=zohoarc; b=fJxe54R16o9EMUA2prulkCjKcA7NHocoh2CScEi3oQw4ySYyhyNQ43+1cBYOn2zcoOvaQ/ktLsZELjxwb4acrPE2ke+K1DVnf4dnD97/h8WLt0ICfHYkxwXoIO2Tg3iqnhEw0yQauI1u5eoJMz7yOwISG3SVZU4AfVX+HyIhJg0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1611249545; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=XGcaNcSkGgg4KHnGqS+yfmSXNDYQRmuYs8sd31+qB2s=; b=jlqYVtah5kSryCfZMlZbMHW7nS2SlrfsesbO//0dePAOO7+T8ei2pUqrBbSLt9vHbcaYc/p/KQSm8d7XzMN35miWUbAKe7qZZ2RZtLgHX2ssU8ZCHwmIn3xnXWYZ7/fZ4+i3L4VH0VfVfuJxEgWxlUshQtEuhuRi9t15oaazJ7k= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1611249545854661.0671979036844; Thu, 21 Jan 2021 09:19:05 -0800 (PST) Received: from localhost ([::1]:49958 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l2dbs-0004el-PA for importer@patchew.org; Thu, 21 Jan 2021 12:19:04 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:55176) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l2dYr-0002lH-40 for qemu-devel@nongnu.org; Thu, 21 Jan 2021 12:15:57 -0500 Received: from us-smtp-delivery-44.mimecast.com ([205.139.111.44]:60159) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1l2dYp-0006XX-9i for qemu-devel@nongnu.org; Thu, 21 Jan 2021 12:15:56 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-486-H2uN2avUM0KeeklEryR05g-1; Thu, 21 Jan 2021 12:15:46 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 6CFA518C89CF; Thu, 21 Jan 2021 17:15:45 +0000 (UTC) Received: from bahia.redhat.com (ovpn-112-20.ams2.redhat.com [10.36.112.20]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7B14060C43; Thu, 21 Jan 2021 17:15:41 +0000 (UTC) X-MC-Unique: H2uN2avUM0KeeklEryR05g-1 From: Greg Kurz To: qemu-devel@nongnu.org Subject: [PATCH] virtiofsd: Add _llseek to the seccomp whitelist Date: Thu, 21 Jan 2021 18:15:40 +0100 Message-Id: <20210121171540.1449777-1-groug@kaod.org> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=groug@kaod.org X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: kaod.org Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: softfail client-ip=205.139.111.44; envelope-from=groug@kaod.org; helo=us-smtp-delivery-44.mimecast.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Dr. David Alan Gilbert" , Stefan Hajnoczi , Greg Kurz Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" This is how glibc implements lseek(2) on POWER. BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=3D1917692 Signed-off-by: Greg Kurz Reviewed-by: Dr. David Alan Gilbert --- tools/virtiofsd/passthrough_seccomp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/virtiofsd/passthrough_seccomp.c b/tools/virtiofsd/passth= rough_seccomp.c index a60d7da4b4e2..1ecf5bf318b3 100644 --- a/tools/virtiofsd/passthrough_seccomp.c +++ b/tools/virtiofsd/passthrough_seccomp.c @@ -65,6 +65,7 @@ static const int syscall_whitelist[] =3D { SCMP_SYS(linkat), SCMP_SYS(listxattr), SCMP_SYS(lseek), + SCMP_SYS(_llseek), /* For POWER */ SCMP_SYS(madvise), SCMP_SYS(mkdirat), SCMP_SYS(mknodat), --=20 2.26.2