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[204.195.127.207]) by smtp.gmail.com with ESMTPSA id 17-20020a170902ee5100b001bb6c5ff4edsm11238652plo.173.2023.08.09.07.45.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Aug 2023 07:45:59 -0700 (PDT) Date: Wed, 9 Aug 2023 07:45:46 -0700 From: Stephen Hemminger To: alexandre.torgue@foss.st.com, joabreu@synopsys.com Cc: netdev@vger.kernel.org Subject: Fw: [Bug 217772] SoC development environment Linux LAN disconnection Message-ID: <20230809074546.6ecc484e@hermes.local> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net This bug report doesn't have a lot of info. But in the dmesg is: WARNING: CPU: 0 PID: 0 at /home/kaihatsu/linux_home/thread_\\\\\\\\\\/firm/kernel/linux-4.4-*****/net/sched/sch_generic.c:303 dev_watchdog+0x230/0x23c() NETDEV WATCHDOG: eth0 (stmmaceth): transmit queue 0 timed out Modules linked in: qgpio(O) qm3(O) qmem(O) CPU: 0 PID: 0 Comm: swapper Tainted: G W O 4.4.0 #1 Hardware name: ********* (Flattened Device Tree) [<8002a2e0>] (unwind_backtrace) from [<800289a4>] (show_stack+0x10/0x14) [<800289a4>] (show_stack) from [<800357b0>] (warn_slowpath_common+0x84/0xb0) [<800357b0>] (warn_slowpath_common) from [<8003580c>] (warn_slowpath_fmt+0x30/0x40) [<8003580c>] (warn_slowpath_fmt) from [<8048bd20>] (dev_watchdog+0x230/0x23c) [<8048bd20>] (dev_watchdog) from [<80075028>] (call_timer_fn+0x30/0x110) [<80075028>] (call_timer_fn) from [<80075370>] (run_timer_softirq+0x140/0x264) [<80075370>] (run_timer_softirq) from [<8003851c>] (__do_softirq+0xf4/0x2cc) [<8003851c>] (__do_softirq) from [<8006b144>] (__handle_domain_irq+0x58/0xa8) [<8006b144>] (__handle_domain_irq) from [<8000942c>] (gic_handle_irq+0x38/0x64) [<8000942c>] (gic_handle_irq) from [<8056a280>] (__irq_svc+0x40/0x54) Exception stack(0x807d7f50 to 0x807d7f98) 7f40: 807e3a78 0000067f 807dd6f8 80031b20 7f60: 80849050 807d6000 807d810c 808413c0 80840643 80840643 80849000 807c5a28 7f80: 00a00000 807d7fa0 80025c4c 80025c50 60010013 ffffffff [<8056a280>] (__irq_svc) from [<80025c50>] (arch_cpu_idle+0x38/0x3c) [<80025c50>] (arch_cpu_idle) from [<8005e5d4>] (cpu_startup_entry+0x110/0x14c) [<8005e5d4>] (cpu_startup_entry) from [<80789c9c>] (start_kernel+0x3d0/0x3dc) ---[ end trace cb88537fdc8fa202 ]--- Begin forwarded message: Date: Wed, 09 Aug 2023 12:29:07 +0000 From: bugzilla-daemon@kernel.org To: stephen@networkplumber.org Subject: [Bug 217772] SoC development environment Linux LAN disconnection https://bugzilla.kernel.org/show_bug.cgi?id=217772 Ryosuke Motoyoshi (motoyoshi@phoenix-group.co.jp) changed: What |Removed |Added ---------------------------------------------------------------------------- Kernel Version| |Linux 4.4 --- Comment #2 from Ryosuke Motoyoshi (motoyoshi@phoenix-group.co.jp) --- (In reply to Stephen Hemminger from comment #1) > Need to know both the kernel config, and which network device is being used. Our designer He said that he uses the Linux kernel as it is, so he doesn't know how to answer. > Did you check the kernel log (dmesg). Attach separately. > Check with LWN articles or kernel newbies > https://kernelnewbies.org/Linux_4.19 Let me check them in parallel. -- You may reply to this email to add a comment. You are receiving this mail because: You are the assignee for the bug.