2025-11-24T17:58:28.052Z [] r5:00000051 r4:4156406a 2025-11-24T17:58:28.051Z [] [] (secondary_start_kernel) from [<401019ec>] (0x401019ec) 2025-11-24T17:58:28.050Z [] [] (cpu_startup_entry) from [] (secondary_start_kernel+0x164/0x170) 2025-11-24T17:58:28.050Z [] r9:410fc075 r8:4000406a r7:c1172448 r6:10c0387d r5:00000002 r4:00000091 2025-11-24T17:58:28.050Z [] [] (do_idle) from [] (cpu_startup_entry+0x28/0x30) 2025-11-24T17:58:28.049Z [] r5:00000002 r4:c1570000 2025-11-24T17:58:28.048Z [] [] (default_idle_call) from [] (do_idle+0x10c/0x16c) 2025-11-24T17:58:28.048Z [] [] (arch_cpu_idle) from [] (default_idle_call+0x50/0x11c) 2025-11-24T17:58:28.048Z [] r9:c1570000 r8:c115dea9 r7:c1571f64 r6:ffffffff r5:60010013 r4:c01087c8 2025-11-24T17:58:28.048Z [] 1f60: c1571f90 c1571f80 c01087c4 c01087c8 60010013 ffffffff 2025-11-24T17:58:28.047Z [] 1f40: c115f2a0 00000002 c1004f54 c1004f9c c115dea9 c0d41e84 00000000 c1571f8c 2025-11-24T17:58:28.045Z [] 1f20: 00000000 69d26fec ef6ba1c4 c011b2c0 2025-11-24T17:58:28.045Z [] Exception stack(0xc1571f30 to 0xc1571f78) 2025-11-24T17:58:28.045Z [] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) 2025-11-24T17:58:28.044Z [] r9:c1571f30 r8:f080200c r7:c0f9cc40 r6:f0802000 r5:c10e4ba8 r4:c1005924 2025-11-24T17:58:28.044Z [] [] (__handle_domain_irq) from [] (gic_handle_irq+0x8c/0xa0) 2025-11-24T17:58:28.044Z [] r5:00000000 r4:c0f9cc34 2025-11-24T17:58:28.044Z [] [] (irq_exit) from [] (__handle_domain_irq+0x90/0xe0) 2025-11-24T17:58:28.044Z [] r4:ffffe000 2025-11-24T17:58:28.043Z [] r10:00000000 r9:c1571f30 r8:c14e0000 r7:00000001 r6:00000000 r5:00000000 2025-11-24T17:58:28.037Z [] [] (__do_softirq) from [] (irq_exit+0xd0/0x128) 2025-11-24T17:58:28.037Z [] r5:00000002 r4:c1003084 2025-11-24T17:58:28.037Z [] [] (run_timer_softirq) from [] (__do_softirq+0x18c/0x4a8) 2025-11-24T17:58:28.036Z [] r4:c1003d00 2025-11-24T17:58:28.036Z [] r10:00000282 r9:c1570000 r8:00000100 r7:c115e620 r6:00000001 r5:00000002 2025-11-24T17:58:28.036Z [] [] (__run_timers.part.0) from [] (run_timer_softirq+0x48/0x78) 2025-11-24T17:58:28.036Z [] r9:00000000 r8:02818e30 r7:c115ede0 r6:00000000 r5:c1571df0 r4:c3f0f230 2025-11-24T17:58:28.036Z [] [] (call_timer_fn) from [] (__run_timers.part.0+0x288/0x368) 2025-11-24T17:58:28.035Z [] r9:00000000 r8:02818e30 r7:00000100 r6:c0855ef4 r5:c3f0f230 r4:c115ede0 2025-11-24T17:58:28.035Z [] [] (neigh_timer_handler) from [] (call_timer_fn+0x50/0x1b4) 2025-11-24T17:58:28.035Z [] r5:c3f0f218 r4:c3f0f230 2025-11-24T17:58:28.035Z [] [] (neigh_probe) from [] (neigh_timer_handler+0x264/0x358) 2025-11-24T17:58:28.034Z [] r4:c3f0f200 2025-11-24T17:58:28.034Z [] r10:ef6b2540 r9:00000004 r8:c3f0f214 r7:c3f0f200 r6:00000000 r5:c35d6600 2025-11-24T17:58:28.034Z [] [] (arp_solicit) from [] (neigh_probe+0x74/0x9c) 2025-11-24T17:58:28.033Z [] r6:00000001 r5:00000000 r4:c3f0f200 2025-11-24T17:58:28.033Z [] [] (arp_send_dst) from [] (arp_solicit+0xfc/0x208) 2025-11-24T17:58:28.033Z [] r5:00000000 r4:00000000 2025-11-24T17:58:28.033Z [] [] (arp_xmit) from [] (arp_send_dst+0xa8/0xc8) 2025-11-24T17:58:28.033Z [] [] (dev_queue_xmit) from [] (arp_xmit+0xb4/0xc0) 2025-11-24T17:58:28.032Z [] r4:c35d6780 2025-11-24T17:58:28.032Z [] r10:c3565c00 r9:c357f800 r8:01010101 r7:012aa8c0 r6:c35d6780 r5:00000000 2025-11-24T17:58:28.032Z [] [] (__dev_queue_xmit) from [] (dev_queue_xmit+0x1c/0x20) 2025-11-24T17:58:28.032Z [] r4:c35d6780 2025-11-24T17:58:28.031Z [] r10:0000002a r9:c357f800 r8:c365b500 r7:c37eb600 r6:00000000 r5:c504c000 2025-11-24T17:58:28.031Z [] [] (__qdisc_run) from [] (__dev_queue_xmit+0x3a0/0x8dc) 2025-11-24T17:58:28.031Z [] r9:c35d6780 r8:00000001 r7:c37eb600 r6:00000040 r5:c35d6780 r4:00000001 2025-11-24T17:58:28.031Z [] [] (sch_direct_xmit) from [] (__qdisc_run+0x178/0x664) 2025-11-24T17:58:28.031Z [] r4:c504c000 2025-11-24T17:58:28.030Z [] r10:c504c000 r9:00000002 r8:00000000 r7:c357f800 r6:c37eb600 r5:c35d6780 2025-11-24T17:58:28.030Z [] [] (dev_hard_start_xmit) from [] (sch_direct_xmit+0x114/0x2f0) 2025-11-24T17:58:28.030Z [] [] (rtw_xmit_entry [8723bu]) from [] (dev_hard_start_xmit+0x118/0x274) 2025-11-24T17:58:28.030Z [] r4:c35d6780 2025-11-24T17:58:28.029Z [] r10:c1571b30 r9:c1006420 r8:c0f9cc2c r7:c37eb600 r6:00000000 r5:c357f800 2025-11-24T17:58:28.029Z [] [] (_rtw_xmit_entry [8723bu]) from [] (rtw_xmit_entry+0x20/0x2c [8723bu]) 2025-11-24T17:58:28.029Z [] r4:f0899000 2025-11-24T17:58:28.029Z [] r10:c1571b30 r9:c1006420 r8:c0f9cc2c r7:c37eb600 r6:00000000 r5:c35d6780 2025-11-24T17:58:28.029Z [] [] (rtw_xmit [8723bu]) from [] (_rtw_xmit_entry+0xf4/0x380 [8723bu]) 2025-11-24T17:58:28.028Z [] [] (rtw_hal_xmit [8723bu]) from [] (rtw_xmit+0xb4c/0xe88 [8723bu]) 2025-11-24T17:58:28.028Z [] r9:f08f3588 r8:c35d6780 r7:f089a578 r6:00000000 r5:f0899000 r4:f08f3580 2025-11-24T17:58:28.028Z [] [] (rtl8723bu_hal_xmit [8723bu]) from [] (rtw_hal_xmit+0x28/0x34 [8723bu]) 2025-11-24T17:58:28.028Z [] r5:f08f3580 r4:f0899000 2025-11-24T17:58:28.028Z [] [] (rtw_txframes_sta_ac_pending [8723bu]) from [] (rtl8723bu_hal_xmit+0x38/0x130 [8723bu]) 2025-11-24T17:58:28.027Z [] r8:c35d6780 r7:f089a578 r6:f089a578 r5:00000000 r4:f08f3588 2025-11-24T17:58:28.027Z [] [] (rtw_get_stainfo [8723bu]) from [] (rtw_txframes_sta_ac_pending+0x2c/0xb0 [8723bu]) 2025-11-24T17:58:28.027Z [] r5:c15719a6 r4:00000003 2025-11-24T17:58:28.027Z [] [] (_raw_spin_lock_bh) from [] (rtw_get_stainfo+0x98/0x118 [8723bu]) 2025-11-24T17:58:28.026Z [] r9:c1570000 r8:f089a968 r7:c157196c r6:ffffffff r5:80010113 r4:c0a2009c 2025-11-24T17:58:28.026Z [] 1960: c1571ab4 c157199c c1571988 c1571988 c0a20070 c0a2009c 80010113 ffffffff 2025-11-24T17:58:28.026Z [] 1940: 0000f577 0000f576 f089a980 c15719a6 f089a980 f089a578 f089a968 f08f3588 2025-11-24T17:58:28.026Z [] 1920: bf287410 00000000 2025-11-24T17:58:28.025Z [] Exception stack(0xc1571938 to 0xc1571980) 2025-11-24T17:58:28.025Z [] [] (gic_handle_irq) from [] (__irq_svc+0x70/0x98) 2025-11-24T17:58:28.025Z [] r9:c1571938 r8:f080200c r7:c0f9cc40 r6:f0802000 r5:c10e4ba8 r4:c1005924 2025-11-24T17:58:28.025Z [] [] (__handle_domain_irq) from [] (gic_handle_irq+0x8c/0xa0) 2025-11-24T17:58:28.024Z [] r7:00000001 r6:c1571f30 r5:00000000 r4:c0f9cc34 2025-11-24T17:58:28.024Z [] [] (handle_percpu_devid_irq) from [] (__handle_domain_irq+0x8c/0xe0) 2025-11-24T17:58:28.024Z [] [] (arch_timer_handler_phys) from [] (handle_percpu_devid_irq+0x9c/0x244) 2025-11-24T17:58:28.024Z [] r4:c14dfc00 2025-11-24T17:58:28.023Z [] r10:c1571ab4 r9:c1571938 r8:c14e0000 r7:c14e4940 r6:0000001c r5:c1005924 2025-11-24T17:58:28.023Z [] [] (hrtimer_interrupt) from [] (arch_timer_handler_phys+0x38/0x40) 2025-11-24T17:58:28.023Z [] r4:ef6b3640 2025-11-24T17:58:28.023Z [] r10:ef6b3718 r9:ef6b36f0 r8:ef6b36c8 r7:5f2d9cdc r6:00017f08 r5:60010193 2025-11-24T17:58:28.022Z [] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0x134/0x354) 2025-11-24T17:58:28.022Z [] r9:60010193 r8:c1570000 r7:00000000 r6:c01c9a04 r5:ef6b3640 r4:ef6b3680 2025-11-24T17:58:28.022Z [] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0xf8/0x3f8) 2025-11-24T17:58:28.021Z [] [] (tick_sched_handle) from [] (tick_sched_timer+0x8c/0x128) 2025-11-24T17:58:28.021Z [] r5:5f2d9ea6 r4:ef6b3990 2025-11-24T17:58:28.021Z [] [] (update_process_times) from [] (tick_sched_handle+0x64/0x68) 2025-11-24T17:58:28.021Z [] r4:00000000 2025-11-24T17:58:28.021Z [] r10:ef6b3990 r9:00017f08 r8:5e950100 r7:c1571938 r6:00017f08 r5:c1570000 2025-11-24T17:58:28.020Z [] [] (rcu_sched_clock_irq) from [] (update_process_times+0x6c/0x8c) 2025-11-24T17:58:28.020Z [] r4:c107c380 2025-11-24T17:58:28.020Z [] r10:2e71c000 r9:c1003d00 r8:c0f9e140 r7:c115eb60 r6:00000000 r5:ef6ba140 2025-11-24T17:58:28.020Z [] [] (rcu_dump_cpu_stacks) from [] (rcu_sched_clock_irq+0x7f8/0xa84) 2025-11-24T17:58:28.020Z [] [] (arch_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x104/0x13c) 2025-11-24T17:58:28.019Z [] r9:c0d45e0c r8:c115df15 r7:c1004f58 r6:c107c380 r5:c107c380 r4:00000002 2025-11-24T17:58:28.019Z [] [] (nmi_trigger_cpumask_backtrace) from [] (arch_trigger_cpumask_backtrace+0x20/0x24) 2025-11-24T17:58:28.019Z [] r5:c100590c r4:c010e660 2025-11-24T17:58:28.019Z [] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0xf4/0x13c) 2025-11-24T17:58:28.019Z [] r9:c0d45e0c r8:c0b01ff0 r7:00000000 r6:00000002 r5:00000000 r4:00000002 2025-11-24T17:58:28.018Z [] [] (dump_stack) from [] (nmi_cpu_backtrace+0xd0/0xfc) 2025-11-24T17:58:28.018Z [] [] (show_stack) from [] (dump_stack+0xb4/0xd4) 2025-11-24T17:58:28.018Z [] r7:ffffffff r6:60010193 r5:00000000 r4:c10e4a58 2025-11-24T17:58:28.018Z [] [] (dump_backtrace) from [] (show_stack+0x20/0x24) 2025-11-24T17:58:28.018Z [] Backtrace: 2025-11-24T17:58:28.017Z [] Hardware name: Allwinner sun8i Family 2025-11-24T17:58:28.017Z [] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 5.10.35-wb178 #1 2025-11-24T17:58:28.017Z [] NMI backtrace for cpu 2 2025-11-24T17:58:28.017Z [] r4:c14f1cc0 2025-11-24T17:58:28.017Z [] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:c014a5a8 2025-11-24T17:58:28.017Z [] bfe0: 00000000 00000000 00000000 00000000 00000013 00000000 2025-11-24T17:58:28.016Z [] bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 2025-11-24T17:58:28.016Z [] bfa0: 00000000 00000000 00000000 00000000 2025-11-24T17:58:28.016Z [] Exception stack(0xc156bfb0 to 0xc156bff8) 2025-11-24T17:58:28.016Z [] [] (kthread) from [] (ret_from_fork+0x14/0x20) 2025-11-24T17:58:28.016Z [] r7:c156a000 2025-11-24T17:58:28.015Z [] [] (rcu_gp_kthread) from [] (kthread+0x168/0x16c) 2025-11-24T17:58:28.015Z [] r7:c1003d00 r6:00000001 r5:00000001 r4:00000000 2025-11-24T17:58:28.015Z [] [] (schedule_timeout) from [] (rcu_gp_kthread+0x658/0x115c) 2025-11-24T17:58:28.015Z [] r5:c1003d00 r4:02818e2f 2025-11-24T17:58:28.015Z [] [] (schedule) from [] (schedule_timeout+0xa8/0x1a4) 2025-11-24T17:58:28.014Z [] r4:c1544fc0 2025-11-24T17:58:28.014Z [] r10:c107c380 r9:c156a000 r8:c115eb80 r7:c1003d00 r6:c156bec4 r5:c156a000 2025-11-24T17:58:28.014Z [] [] (__schedule) from [] (schedule+0x6c/0xe0) 2025-11-24T17:58:28.014Z [] Backtrace: 2025-11-24T17:58:28.013Z [] task:rcu_sched state:R running task stack: 0 pid: 12 ppid: 2 flags:0x00000000 2025-11-24T17:58:28.013Z [] rcu: RCU grace-period kthread stack dump: 2025-11-24T17:58:28.013Z [] rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior. 2025-11-24T17:58:28.013Z [] rcu: rcu_sched kthread starved for 39918 jiffies! g37824097 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=2 2025-11-24T17:58:28.013Z [] (t=39918 jiffies g=37824097 q=46131) 2025-11-24T17:58:28.012Z [] rcu: 2-...!: (39375 ticks this GP) idle=fee/0/0x3 softirq=16825049/16825049 fqs=0 2025-11-24T17:58:28.012Z [] rcu: INFO: rcu_sched self-detected stall on CPU