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Thu, 04 Feb 2021 13:35:47 -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-167-urdllxUBN5-L6VO2kP_XDg-1; Thu, 04 Feb 2021 13:35:41 -0500 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1CB8015722; Thu, 4 Feb 2021 18:35:40 +0000 (UTC) Received: from dgilbert-t580.localhost (ovpn-114-21.ams2.redhat.com [10.36.114.21]) by smtp.corp.redhat.com (Postfix) with ESMTP id E476B4D; Thu, 4 Feb 2021 18:35:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612463743; 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: in-reply-to:in-reply-to:references:references; bh=77H8hOIoiJ389rWLt7+xbfiQuN7xnc/7ziqEvp6RP1w=; b=WR3cH2z1QGrzRGN2BvIF9HZDjouuhbGgV7lQQn57izfP5ejCD4WIuuj1unaN4EgHS0OHNq ioWgIZuX+/MNK0+WeKTQqJVLZhAqln9ST/BBBGzMtrWwNfg6aRiGgM4AYYrz5glZELsm9z AAQP+lrF0QwQPqo13DMA5d7+qZmFVVo= X-MC-Unique: urdllxUBN5-L6VO2kP_XDg-1 From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, virtio-fs@redhat.com, stefanha@redhat.com, groug@kaod.org, qemu-stable@nongnu.org Subject: [PULL 4/5] virtiofsd: Add _llseek to the seccomp whitelist Date: Thu, 4 Feb 2021 18:34:38 +0000 Message-Id: <20210204183439.546918-5-dgilbert@redhat.com> In-Reply-To: <20210204183439.546918-1-dgilbert@redhat.com> References: <20210204183439.546918-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dgilbert@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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: pass client-ip=216.205.24.124; envelope-from=dgilbert@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.351, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Greg Kurz This is how glibc implements lseek(2) on POWER. BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=3D1917692 Signed-off-by: Greg Kurz Message-Id: <20210121171540.1449777-1-groug@kaod.org> Reviewed-by: Dr. David Alan Gilbert Signed-off-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 a60d7da4b4..1ecf5bf318 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 2.29.2