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[1.163.143.178]) by smtp.gmail.com with ESMTPSA id iw4-20020a170903044400b001aae64e9b36sm10323108plb.114.2023.06.07.05.16.01 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jun 2023 05:16:02 -0700 (PDT) From: Jian Hui Lee To: kernel-team@lists.ubuntu.com Subject: [SRU][Jammy:linux-intel-iotg][PATCH 0/1] wifi: iwlwifi: system hang after running stress-ng softlockup stressor while iwlwifi is connected to the station Date: Wed, 7 Jun 2023 20:15:55 +0800 Message-Id: <20230607121556.105917-1-jianhui.lee@canonical.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: https://bugs.launchpad.net/bugs/2023176 [Impact] system got hang after running stress-ng softlockup test while iwlwifi is connected to the station [Test Plan] 1. compile test. 2. connect wifi (iwlwifi) to any station. (must do this) 3. execute the following command: $ sudo stress-ng --softlockup NUM_CPU_CORES --timeout 30 4. make sure the system still responses after testing [Regression potential] low. checking the txq for null is harmless. ---------------------------------------------------------------- Avraham Stern (1): [BUGFIX] wifi: iwlwifi: avoid a NULL pointer dereference drivers/net/wireless/intel/iwlwifi/pcie/rx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Acked-by: Tim Gardner Acked-by: John Cabaj Acked-by: Andrei Gherzan