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Tue, 13 Dec 2022 10:57:38 +0000 (GMT) From: Thomas Richter To: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, acme@kernel.org, hca@linux.ibm.com, gor@linux.ibm.com, sumanthk@linux.ibm.com Cc: svens@linux.ibm.com, Thomas Richter Subject: [PATCH 2/2] perf/test: Fix perf test 89 on x86 Date: Tue, 13 Dec 2022 11:57:29 +0100 Message-Id: <20221213105729.1447368-2-tmricht@linux.ibm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221213105729.1447368-1-tmricht@linux.ibm.com> References: <20221213105729.1447368-1-tmricht@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: qZ5WhW-iuQGi-tMAX1nZTD_QWgKgF7Q3 X-Proofpoint-GUID: qZ5WhW-iuQGi-tMAX1nZTD_QWgKgF7Q3 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.923,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-12-13_03,2022-12-12_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 suspectscore=0 mlxlogscore=999 priorityscore=1501 impostorscore=0 phishscore=0 bulkscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2212130089 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS 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: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1752096655531711403?= X-GMAIL-MSGID: =?utf-8?q?1752096655531711403?= perf test '89: probe libc's inet_pton & backtrace it with ping' fails on x86. Debugging revealed a changed stack trace for the ping command using probes: ping 35729 [002] 8006.365063: probe_libc:inet_pton: (3ff9603e7c0) 12be50 __GI___inet_pton+0x0 (/usr/lib64/libc.so.6) 4fca main+0x139b (/usr/bin/ping) The line getaddrinfo.... in the call stack is gone. It was introduced with glibc version 2.36.8 released with Fedora 37. Output before on x86 # ./perf test 89 89: probe libc's inet_pton & backtrace it with ping : FAILED! # Output after on x86: # ./perf test 89 89: probe libc's inet_pton & backtrace it with ping : Ok # Signed-off-by: Thomas Richter --- tools/perf/tests/shell/record+probe_libc_inet_pton.sh | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh b/tools/perf/tests/shell/record+probe_libc_inet_pton.sh index 0f01c62cbee9..51ae8b906055 100755 --- a/tools/perf/tests/shell/record+probe_libc_inet_pton.sh +++ b/tools/perf/tests/shell/record+probe_libc_inet_pton.sh @@ -50,7 +50,6 @@ trace_libc_inet_pton_backtrace() { ;; *) eventattr='max-stack=3' - echo "getaddrinfo\+0x[[:xdigit:]]+[[:space:]]\($libc\)$" >> $expected echo ".*(\+0x[[:xdigit:]]+|\[unknown\])[[:space:]]\(.*/bin/ping.*\)$" >> $expected ;; esac