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Miller" <davem@davemloft.net>, Paolo Abeni <pabeni@redhat.com>, Eric Dumazet <edumazet@google.com>, Thomas Graf <tgraf@suug.ch>, Kevin Sprague <ksprague0711@gmail.com>, dev@openvswitch.org, Eelco Chaudron <echaudro@redhat.com>, Ilya Maximets <i.maximets@ovn.org>, Shuah Khan <shuah@kernel.org>, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH net 0/2] openvswitch: syzbot splat fix and introduce selftest Date: Wed, 19 Oct 2022 14:30:52 -0400 Message-Id: <20221019183054.105815-1-aconole@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747142207620314301?= X-GMAIL-MSGID: =?utf-8?q?1747142207620314301?= |
Series |
openvswitch: syzbot splat fix and introduce selftest
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Message
Aaron Conole
Oct. 19, 2022, 6:30 p.m. UTC
Syzbot recently caught a splat when dropping features from openvswitch datapaths that are in-use. The WARN() call is definitely too large a hammer for the situation, so change to pr_warn. Second patch in the series introduces a new selftest suite which can help show that an issue is fixed. This change might be more suited to net-next tree, so it has been separated out as an additional patch and can be either applied to either tree based on preference. Aaron Conole (2): openvswitch: switch from WARN to pr_warn selftests: add openvswitch selftest suite MAINTAINERS | 1 + net/openvswitch/datapath.c | 3 +- tools/testing/selftests/Makefile | 1 + .../selftests/net/openvswitch/Makefile | 13 + .../selftests/net/openvswitch/openvswitch.sh | 216 +++++++++ .../selftests/net/openvswitch/ovs-dpctl.py | 411 ++++++++++++++++++ 6 files changed, 644 insertions(+), 1 deletion(-) create mode 100644 tools/testing/selftests/net/openvswitch/Makefile create mode 100755 tools/testing/selftests/net/openvswitch/openvswitch.sh create mode 100644 tools/testing/selftests/net/openvswitch/ovs-dpctl.py