From patchwork Thu Oct 8 20:27:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 303392 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1846FC433DF for ; Thu, 8 Oct 2020 20:29:11 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 88D2D22227 for ; Thu, 8 Oct 2020 20:29:10 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Thu, 8 Oct 2020 20:27:22 +0000 (UTC) Received: from localhost (ovpn-119-102.rdu2.redhat.com [10.10.119.102]) by smtp.corp.redhat.com (Postfix) with ESMTP id 84516702E7; Thu, 8 Oct 2020 20:27:19 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 1/3] authz-list-file: Fix crash when filename is not set Date: Thu, 8 Oct 2020 16:27:11 -0400 Message-Id: <20201008202713.1416823-2-ehabkost@redhat.com> In-Reply-To: <20201008202713.1416823-1-ehabkost@redhat.com> References: <20201008202713.1416823-1-ehabkost@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=ehabkost@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/08 01:56:49 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=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: , Cc: Vikram Garhwal , =?utf-8?q?Daniel_P=2E_Berrang?= =?utf-8?b?w6k=?= , Jason Wang , Wainer dos Santos Moschetta , Cleber Rosa , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Pavel Pisa Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Fix the following crash: $ qemu-system-x86_64 -object authz-list-file,id=obj0 qemu-system-x86_64: -object authz-list-file,id=obj0: GLib: g_file_get_contents: assertion 'filename != NULL' failed Segmentation fault (core dumped) Signed-off-by: Eduardo Habkost Reviewed-by: Daniel P. Berrangé Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Li Qiang --- Cc: "Daniel P. Berrangé" Cc: qemu-devel@nongnu.org --- authz/listfile.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/authz/listfile.c b/authz/listfile.c index cd6163aa40..aaf930453d 100644 --- a/authz/listfile.c +++ b/authz/listfile.c @@ -122,6 +122,11 @@ qauthz_list_file_complete(UserCreatable *uc, Error **errp) QAuthZListFile *fauthz = QAUTHZ_LIST_FILE(uc); gchar *dir = NULL, *file = NULL; + if (!fauthz->filename) { + error_setg(errp, "filename not provided"); + return; + } + fauthz->list = qauthz_list_file_load(fauthz, errp); if (!fauthz->refresh) { From patchwork Thu Oct 8 20:27:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 271786 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40C59C433DF for ; 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Thu, 08 Oct 2020 16:27:27 -0400 X-MC-Unique: crnV9F94NcOw8SHubKmc_w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A1A8A57037; Thu, 8 Oct 2020 20:27:26 +0000 (UTC) Received: from localhost (ovpn-119-102.rdu2.redhat.com [10.10.119.102]) by smtp.corp.redhat.com (Postfix) with ESMTP id A4D545D9E8; Thu, 8 Oct 2020 20:27:23 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 2/3] can-host-socketcan: Fix crash when 'if' option is not set Date: Thu, 8 Oct 2020 16:27:12 -0400 Message-Id: <20201008202713.1416823-3-ehabkost@redhat.com> In-Reply-To: <20201008202713.1416823-1-ehabkost@redhat.com> References: <20201008202713.1416823-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ehabkost@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/08 01:56:49 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=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: , Cc: Vikram Garhwal , =?utf-8?q?Daniel_P=2E_Berrang?= =?utf-8?b?w6k=?= , Jason Wang , Wainer dos Santos Moschetta , Cleber Rosa , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Pavel Pisa Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Fix the following crash: $ qemu-system-x86_64 -object can-host-socketcan,id=obj0 Segmentation fault (core dumped) Signed-off-by: Eduardo Habkost Acked-by: Pavel Pisa Reviewed-by: Li Qiang Reviewed-by: Vikram Garhwal --- Cc: Pavel Pisa Cc: Vikram Garhwal Cc: Jason Wang Cc: qemu-devel@nongnu.org --- net/can/can_socketcan.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/net/can/can_socketcan.c b/net/can/can_socketcan.c index 92b1f79385..4b68f60c6b 100644 --- a/net/can/can_socketcan.c +++ b/net/can/can_socketcan.c @@ -194,6 +194,11 @@ static void can_host_socketcan_connect(CanHostState *ch, Error **errp) struct sockaddr_can addr; struct ifreq ifr; + if (!c->ifname) { + error_setg(errp, "'if' property not set"); + return; + } + /* open socket */ s = qemu_socket(PF_CAN, SOCK_RAW, CAN_RAW); if (s < 0) { From patchwork Thu Oct 8 20:27:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eduardo Habkost X-Patchwork-Id: 303391 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7460CC433E7 for ; Thu, 8 Oct 2020 20:32:29 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D4B83205CA for ; 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Thu, 8 Oct 2020 20:27:30 +0000 (UTC) Received: from localhost (ovpn-119-102.rdu2.redhat.com [10.10.119.102]) by smtp.corp.redhat.com (Postfix) with ESMTP id E6D0D6EF4F; Thu, 8 Oct 2020 20:27:27 +0000 (UTC) From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 3/3] tests/acceptance: Test case for detecting -object crashes Date: Thu, 8 Oct 2020 16:27:13 -0400 Message-Id: <20201008202713.1416823-4-ehabkost@redhat.com> In-Reply-To: <20201008202713.1416823-1-ehabkost@redhat.com> References: <20201008202713.1416823-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ehabkost@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/08 02:56:27 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=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: , Cc: Vikram Garhwal , =?utf-8?q?Daniel_P=2E_Berrang?= =?utf-8?b?w6k=?= , Jason Wang , Wainer dos Santos Moschetta , Cleber Rosa , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Pavel Pisa Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add a simple test case that will run QEMU directly (without QMP) just to check for crashes when using `-object`. Signed-off-by: Eduardo Habkost --- Cc: Cleber Rosa Cc: "Philippe Mathieu-Daudé" Cc: Wainer dos Santos Moschetta Cc: qemu-devel@nongnu.org --- tests/acceptance/object_option.py | 49 +++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 tests/acceptance/object_option.py diff --git a/tests/acceptance/object_option.py b/tests/acceptance/object_option.py new file mode 100644 index 0000000000..2b8bd00db1 --- /dev/null +++ b/tests/acceptance/object_option.py @@ -0,0 +1,49 @@ +# Copyright (c) 2020 Red Hat, Inc. +# +# Author: +# Eduardo Habkost +# +# This work is licensed under the terms of the GNU GPL, version 2 or +# later. See the COPYING file in the top-level directory. + +import avocado_qemu +import subprocess +import shlex + +class ObjectOption(avocado_qemu.Test): + """Check if ``-object`` option behaves as expected""" + + def run(self, cmd, *args, **kwargs): + cmdstr = ' '.join(shlex.quote(c) for c in cmd) + self.log.info("Command: %s", cmdstr) + return subprocess.run(cmd, encoding='utf-8', *args, **kwargs) + + def devices(self): + out = self.run([self.qemu_bin, '-object', 'help'], + check=True, stdout=subprocess.PIPE).stdout + lines = out.split('\n') + return [l.strip() for l in lines[1:] if l.strip()] + + def test_help(self): + """Check if ``-object ...,help`` behaves as expected""" + for device in self.devices(): + self.run([self.qemu_bin, '-object', '%s,help' % (device)], + check=True, + stdout=subprocess.DEVNULL) + + def test_crash(self): + """Check for crashes when using ``-object ...``""" + for device in self.devices(): + r = self.run([self.qemu_bin, '-object', + '%s,id=obj0' % (device), + '-monitor', 'stdio'], + input='quit\n', + stdout=subprocess.DEVNULL, + stderr=subprocess.PIPE) + if r.returncode not in (0, 1): + self.log.warn("QEMU stderr: %s", r.stderr) + self.log.warn("QEMU exit code: %d", r.returncode) + if r.returncode < 0: + self.fail("QEMU crashed") + else: + self.fail("Unexpected exit code")