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Tue, 10 Mar 2026 04:57:50 -0700 From: Gal Pressman To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , CC: Simon Horman , Shuah Khan , "Breno Leitao" , David Wei , , Gal Pressman , Nimrod Oren Subject: [PATCH net-next v3 1/2] selftests: net: pass bpftrace timeout to cmd() Date: Tue, 10 Mar 2026 13:58:02 +0200 Message-ID: <20260310115803.2521050-2-gal@nvidia.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260310115803.2521050-1-gal@nvidia.com> References: <20260310115803.2521050-1-gal@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN1PEPF0000468E:EE_|CH1PR12MB9576:EE_ X-MS-Office365-Filtering-Correlation-Id: 54dd08e8-9d9a-4581-6279-08de7e9c4e8e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700016|7416014|376014|82310400026|30052699003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(36860700016)(7416014)(376014)(82310400026)(30052699003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: y6lRg2TVSWWWbqkwCkvnKOetPc+FA/OVQOLffmm2Vvm9l4FZvv0q51BSjoFCTACS7rpOiZ++u7NlPe59LwmXwybsxA5qYKGOnHO9JOnAOeWEM52uAQcQBqQlJCpVB/tUgKfcy5N96mGd7a9OY5UVAMBiCqI4hCTVinZ8p085x6KGtM6vHTMd8ztecHcHr52AFNikodAR3EEK/eFkt0Bv4QLM8yt+mt1jTFU3na87hl0UNQzmhtpTeyCllksKf1i2t7g+gIWljh4MdNTKhAFUgRb5ZHA3V9oxCH07s24M2b3LsCB9kkBVaKCMOLQ6i3upuVpw0ujQ+2BgwDLJb4vw1v+M138yb7yi6bj9O3T/q93aXEDedwzdEVeBqoXvtg9z8YmsjL4aD8+42L/pC5Ix7JEI2FwICvDG9JX7aIcruHyb5q4ffSD801R35+0XXE2g X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Mar 2026 11:58:12.9204 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 54dd08e8-9d9a-4581-6279-08de7e9c4e8e X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF0000468E.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH1PR12MB9576 The bpftrace() helper configures an interval based exit timer but does not propagate the timeout to the cmd object, which defaults to 5 seconds. Since the default BPFTRACE_TIMEOUT is 10 seconds, cmd.process() always raises a TimeoutExpired exception before bpftrace has a chance to exit gracefully. Pass timeout+5 to cmd() to allow bpftrace to complete gracefully. Note: this issue is masked by a bug in the way cmd() passes timeout, this is fixed in the next commit. Fixes: 3c561c547c39 ("selftests: drv-net: add helper/wrapper for bpftrace") Reviewed-by: Nimrod Oren Signed-off-by: Gal Pressman --- tools/testing/selftests/net/lib/py/utils.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/net/lib/py/utils.py b/tools/testing/selftests/net/lib/py/utils.py index 5ffd9fb2a8ce..a6d7fe15e6e4 100644 --- a/tools/testing/selftests/net/lib/py/utils.py +++ b/tools/testing/selftests/net/lib/py/utils.py @@ -258,8 +258,9 @@ def bpftrace(expr, json=None, ns=None, host=None, timeout=None): cmd_arr += ['-f', 'json', '-q'] if timeout: expr += ' interval:s:' + str(timeout) + ' { exit(); }' + timeout += 5 cmd_arr += ['-e', expr] - cmd_obj = cmd(cmd_arr, ns=ns, host=host, shell=False) + cmd_obj = cmd(cmd_arr, ns=ns, host=host, shell=False, timeout=timeout) if json: # bpftrace prints objects as lines ret = {} -- 2.52.0