Mainline ath10k causes crahes in ipq806x / R7800
Username: Hannu Nyman
Origin: https://bugs.openwrt.org/index.php?do=details&task_id=2480
The mainline ath10k mainly works in R7800, although it has some problems the show up in the logs as
"ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon"
.
That seems to increase CPU utilisation somewhat, but the router still works.
Every now and then the router also crashes. I have attached a serial logger to the router, so I managed to capture the following crash series. 4-5 crashes during a few hours when the router was mainly idle.
360130.583644] ath10k_warn: 81 callbacks suppressed [360130.583662] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.587378] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.594965] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.602223] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.609691] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.617450] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.624456] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.631736] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.639168] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360130.646535] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.612292] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.612372] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.618864] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.626263] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.633611] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.641453] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.648443] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.655742] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.663114] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360135.670426] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360193.344931] ath10k_warn: 1 callbacks suppressed [360193.344951] ath10k_pci 0001:01:00.0: Invalid peer id 21 peer stats buffer [360561.357841] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.357923] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.364436] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.371813] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.379094] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.387292] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.393973] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.401336] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.408651] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [360561.416080] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361642.965765] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361642.965909] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361642.972378] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361642.979740] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped new beacon [361642.987116] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361642.994737] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361643.001848] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361643.009206] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361643.016513] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [361643.023961] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [362072.425064] INFO: rcu_sched self-detected stall on CPU [362072.425140] 1-...: (2099 ticks this GP) idle=e76/2/0 softirq=2206647/2206647 fqs=1 [362072.429122] (t=2100 jiffies g=859207 c=859206 q=1) [362072.437118] rcu_sched kthread starved for 2099 jiffies! g859207 c859206 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=0 [362072.442151] rcu_sched I 0 8 2 0x00000000 [362072.445060] INFO: rcu_sched detected stalls on CPUs/tasks: [362072.452779] [] (__schedule) from [] (schedule+0x88/0xb0) [362072.458211] 1-...: (2099 ticks this GP) idle=e76/2/0 softirq=2206647/2206647 fqs=1 [362072.463781] [] (schedule) from [] (schedule_timeout+0x254/0x280) [362072.471049] (detected by 0, t=2102 jiffies, g=859207, c=859206, q=1) [362072.478904] [] (schedule_timeout) from [] (rcu_gp_kthread+0x44c/0x868) [362072.478937] [] (rcu_gp_kthread) from [] (kthread+0x164/0x16c) [362072.486680] Sending NMI from CPU 0 to CPUs 1: [362072.493123] [] (kthread) from [] (ret_from_fork+0x14/0x2c)
U-Boot 2012.07 [local,local] (Sep 03 2015 - 17:33:28)
U-boot 2012.07 dni1 V0.4 for DNI HW ID: 29764958 NOR flash 0MB; NAND flash 128MB; RAM 512MB; 1st Radio 4x4; 2nd Radio 4x4; Cascade smem ram ptable found: ver: 0 len: 5 ... [ 773.047773] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.296527] ath10k_warn: 4 callbacks suppressed [ 837.296544] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.299941] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.307289] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.314563] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.321785] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.329215] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.336478] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.343755] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.350961] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 837.358346] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1040.672740] INFO: rcu_sched self-detected stall on CPU [ 1040.672797] 1-...: (1 GPs behind) idle=e4e/2/0 softirq=10446/10449 fqs=0 [ 1040.676785] (t=2100 jiffies g=3493 c=3492 q=17) [ 1040.683649] rcu_sched kthread starved for 2100 jiffies! g3493 c3492 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=0 [ 1040.688426] rcu_sched I 0 8 2 0x00000000 [ 1040.698694] [] (__schedule) from [] (schedule+0x88/0xb0) [ 1040.704061] [] (schedule) from [] (schedule_timeout+0x254/0x280) [ 1040.711278] [] (schedule_timeout) from [] (rcu_gp_kthread+0x44c/0x868) [ 1040.718996] [] (rcu_gp_kthread) from [] (kthread+0x164/0x16c) [ 1040.727070] [] (kthread) from [] (ret_from_fork+0x14/0x2c) [ 1040.734613] NMI backtrace for cpu 1 [ 1040.741718] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.14.141 #0 [ 1040.745103] Hardware name: Generic DT based system [ 1040.751379] [] (unwind_backtrace) from [] (show_stack+0x14/0x20) [ 1040.756063] [] (show_stack) from [] (dump_stack+0x88/0x9c) [ 1040.763955] [] (dump_stack) from [] (nmi_cpu_backtrace+0xc4/0xd8) [ 1040.770983] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x94/0x138) [ 1040.778886] [] (nmi_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x8c/0xcc) [ 1040.788432] [] (rcu_dump_cpu_stacks) from [] (rcu_check_callbacks+0x358/0x858) [ 1040.797986] [] (rcu_check_callbacks) from [] (update_process_times+0x3c/0x70) [ 1040.806937] [] (update_process_times) from [] (tick_sched_timer+0x48/0xa4) [ 1040.815870] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0xdc/0x1a8) [ 1040.824374] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0xc0/0x230) [ 1040.832967] [] (hrtimer_interrupt) from [] (msm_timer_interrupt+0x38/0x48) [ 1040.841994] [] (msm_timer_interrupt) from [] (handle_percpu_devid_irq+0x84/0x174) [ 1040.850420] [] (handle_percpu_devid_irq) from [] (generic_handle_irq+0x28/0x40) [ 1040.859704] [] (generic_handle_irq) from [] (__handle_domain_irq+0xa4/0xc8) [ 1040.868554] [] (__handle_domain_irq) from [] (gic_handle_irq+0x6c/0xb8) [ 1040.877234] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 1040.885558] Exception stack(0xdd461a80 to 0xdd461ac8) [ 1040.893222] 1a80: dbe78bf0 dbe78ce0 dbe78ce0 db79b094 dbe78be0 dbe78cc8 00000002 dbe78ce0 [ 1040.898264] 1aa0: 32eb15be fffffffb 00000100 00000000 dbe78ce0 dd461ad0 00000458 bf7892a8 [ 1040.906400] 1ac0: 20000113 ffffffff [ 1040.914718] [] (__irq_svc) from [] (ieee80211_next_txq+0x44/0x134 [mac80211]) [ 1040.918158] [] (ieee80211_next_txq [mac80211]) from [] (ath10k_mac_op_wake_tx_queue+0x44/0xd4 [ath10k_core]) [ 1040.927119] [] (ath10k_mac_op_wake_tx_queue [ath10k_core]) from [] (ieee80211_unreserve_tid+0x73c/0x106c [mac80211]) [ 1040.938745] [] (ieee80211_unreserve_tid [mac80211]) from [] (__ieee80211_subif_start_xmit+0x824/0xa3c [mac80211]) [ 1040.950984] [] (__ieee80211_subif_start_xmit [mac80211]) from [] (ieee80211_subif_start_xmit+0x2ec/0x30c [mac80211]) [ 1040.962780] [] (ieee80211_subif_start_xmit [mac80211]) from [] (dev_hard_start_xmit+0xc8/0x154) [ 1040.974986] [] (dev_hard_start_xmit) from [] (__dev_queue_xmit+0x610/0x790) [ 1040.985148] [] (__dev_queue_xmit) from [] (br_dev_queue_push_xmit+0x118/0x13c) [ 1040.993821] [] (br_dev_queue_push_xmit) from [] (br_dev_xmit+0x2a8/0x2e4) [ 1041.002848] [] (br_dev_xmit) from [] (dev_hard_start_xmit+0xc8/0x154) [ 1041.011440] [] (dev_hard_start_xmit) from [] (__dev_queue_xmit+0x610/0x790) [ 1041.019601] [] (__dev_queue_xmit) from [] (ip_finish_output2+0x2b8/0x32c) [ 1041.028103] [] (ip_finish_output2) from [] (ip_output+0xa0/0xb4) [ 1041.036782] [] (ip_output) from [] (ip_forward+0x320/0x3a4) [ 1041.044593] [] (ip_forward) from [] (ip_rcv+0x268/0x290) [ 1041.051626] [] (ip_rcv) from [] (__netif_receive_skb_core+0xa20/0xbbc) [ 1041.058924] [] (__netif_receive_skb_core) from [] (netif_receive_skb_internal+0xc0/0xd4) [ 1041.067064] [] (netif_receive_skb_internal) from [] (ifb_ri_tasklet+0x130/0x2d0 [ifb]) [ 1041.077063] [] (ifb_ri_tasklet [ifb]) from [] (tasklet_action+0xa4/0x130) [ 1041.086437] [] (tasklet_action) from [] (__do_softirq+0xf0/0x264) [ 1041.095028] [] (__do_softirq) from [] (irq_exit+0xdc/0x148) [ 1041.102842] [] (irq_exit) from [] (handle_IPI+0xb4/0x1ac) [ 1041.109958] [] (handle_IPI) from [] (gic_handle_irq+0x9c/0xb8) [ 1041.117247] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 1041.124705] Exception stack(0xdd461f80 to 0xdd461fc8) [ 1041.132287] 1f80: 00000001 00000000 00000000 c03151e0 ffffe000 c0b03cbc c0b03c6c 00000000 [ 1041.137325] 1fa0: 00000000 512f04d0 00000000 00000000 dd461fc8 dd461fd0 c030862c c0308630 [ 1041.145461] 1fc0: 60000013 ffffffff [ 1041.153621] [] (__irq_svc) from [] (arch_cpu_idle+0x38/0x44) [ 1041.156932] [] (arch_cpu_idle) from [] (do_idle+0xe8/0x1bc) [ 1041.164562] [] (do_idle) from [] (cpu_startup_entry+0x1c/0x20) [ 1041.171590] [] (cpu_startup_entry) from [<423017cc>] (0x423017cc) [ 1046.642677] ath10k_warn: 68 callbacks suppressed [ 1046.642789] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1046.646429] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1046.653553] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1046.660770] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon ... [ 3008.389926] ath10k_warn: 16 callbacks suppressed [ 3008.389945] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.393667] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.400787] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.408065] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.415273] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.422680] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.429942] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.437261] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.444481] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 3008.451841] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon
U-Boot 2012.07 [local,local] (Sep 03 2015 - 17:33:28)
U-boot 2012.07 dni1 V0.4 for DNI HW ID: 29764958 NOR flash 0MB; NAND flash 128MB; RAM 512MB; 1st Radio 4x4; 2nd Radio 4x4; Cascade smem ram ptable found: ver: 0 len: 5 ... [ 1586.322105] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.916398] ath10k_warn: 4 callbacks suppressed [ 1648.916413] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.919827] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.927174] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.934447] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.941728] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.948956] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.956355] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.963646] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.970951] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 1648.978119] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2137.388904] INFO: rcu_sched self-detected stall on CPU [ 2137.388979] 1-...: (2100 ticks this GP) idle=40e/2/0 softirq=19899/19899 fqs=0 [ 2137.392961] (t=2100 jiffies g=5916 c=5915 q=1) [ 2137.400522] rcu_sched kthread starved for 2100 jiffies! g5916 c5915 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=1 [ 2137.405122] rcu_sched I 0 8 2 0x00000000 [ 2137.415313] [] (__schedule) from [] (schedule+0x88/0xb0) [ 2137.420676] [] (schedule) from [] (schedule_timeout+0x254/0x280) [ 2137.427896] [] (schedule_timeout) from [] (rcu_gp_kthread+0x44c/0x868) [ 2137.435613] [] (rcu_gp_kthread) from [] (kthread+0x164/0x16c) [ 2137.443684] [] (kthread) from [] (ret_from_fork+0x14/0x2c) [ 2137.451240] Sending NMI from CPU 1 to CPUs 0: [ 2137.459906] NMI backtrace for cpu 0 [ 2137.459914] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.141 #0 [ 2137.459918] Hardware name: Generic DT based system [ 2137.459923] task: c0b06d80 task.stack: c0b00000 [ 2137.459927] PC is at _raw_spin_lock_bh+0x40/0x58 [ 2137.459932] LR is at ieee80211_txq_schedule_start+0x2c/0x50 [mac80211] [ 2137.459937] pc : [] lr : [] psr: 20000113 [ 2137.459941] sp : c0b01d68 ip : db5d0cd8 fp : db5d1de0 [ 2137.459945] r10: c0b01e80 r9 : 0000012c r8 : 00000002 [ 2137.459949] r7 : 00000002 r6 : 00000002 r5 : db5d0cc8 r4 : db5d0cf4 [ 2137.459953] r3 : 0000c072 r2 : 0000c073 r1 : 00000000 r0 : db5d0cc8 [ 2137.459958] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 2137.459963] Control: 10c5787d Table: 5d3b006a DAC: 00000051 [ 2137.459968] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.141 #0 [ 2137.459973] Hardware name: Generic DT based system [ 2137.459978] [] (unwind_backtrace) from [] (show_stack+0x14/0x20) [ 2137.459983] [] (show_stack) from [] (dump_stack+0x88/0x9c) [ 2137.459987] [] (dump_stack) from [] (nmi_cpu_backtrace+0xac/0xd8) [ 2137.459993] [] (nmi_cpu_backtrace) from [] (handle_IPI+0x170/0x1ac) [ 2137.459998] [] (handle_IPI) from [] (gic_handle_irq+0x9c/0xb8) [ 2137.460004] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 2137.460008] Exception stack(0xc0b01d18 to 0xc0b01d60) [ 2137.460012] 1d00: db5d0cc8 00000000 [ 2137.460017] 1d20: 0000c073 0000c072 db5d0cf4 db5d0cc8 00000002 00000002 00000002 0000012c [ 2137.460022] 1d40: c0b01e80 db5d1de0 db5d0cd8 c0b01d68 bf789670 c07fb0fc 20000113 ffffffff [ 2137.460027] [] (__irq_svc) from [] (_raw_spin_lock_bh+0x40/0x58) [ 2137.460034] [] (_raw_spin_lock_bh) from [] (ieee80211_txq_schedule_start+0x2c/0x50 [mac80211]) [ 2137.460041] [] (ieee80211_txq_schedule_start [mac80211]) from [] (ath10k_mac_tx_push_pending+0x4c/0x114 [ath10k_core]) [ 2137.460047] [] (ath10k_mac_tx_push_pending [ath10k_core]) from [] (ath10k_htt_txrx_compl_task+0x1038/0x10a0 [ath10k_core]) [ 2137.460053] [] (ath10k_htt_txrx_compl_task [ath10k_core]) from [] (ath10k_pci_napi_poll+0x80/0x120 [ath10k_pci]) [ 2137.460059] [] (ath10k_pci_napi_poll [ath10k_pci]) from [] (net_rx_action+0x144/0x31c) [ 2137.460064] [] (net_rx_action) from [] (__do_softirq+0xf0/0x264) [ 2137.460068] [] (__do_softirq) from [] (irq_exit+0xdc/0x148) [ 2137.460074] [] (irq_exit) from [] (__handle_domain_irq+0xa8/0xc8) [ 2137.460079] [] (__handle_domain_irq) from [] (gic_handle_irq+0x6c/0xb8) [ 2137.460085] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 2137.460089] Exception stack(0xc0b01f48 to 0xc0b01f90) [ 2137.460093] 1f40: 00000001 00000000 00000000 c03151e0 ffffe000 c0b03cbc [ 2137.460098] 1f60: c0b03c6c 00000000 00000000 c0a2da28 00000000 00000000 c0b01f90 c0b01f98 [ 2137.460102] 1f80: c030862c c0308630 60000013 ffffffff [ 2137.460107] [] (__irq_svc) from [] (arch_cpu_idle+0x38/0x44) [ 2137.460112] [] (arch_cpu_idle) from [] (do_idle+0xe8/0x1bc) [ 2137.460117] [] (do_idle) from [] (cpu_startup_entry+0x1c/0x20) [ 2137.460122] [] (cpu_startup_entry) from [] (start_kernel+0x420/0x42c) [ 2137.460335] NMI backtrace for cpu 1 [ 2137.781508] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.14.141 #0 [ 2137.784801] Hardware name: Generic DT based system [ 2137.791080] [] (unwind_backtrace) from [] (show_stack+0x14/0x20) [ 2137.795767] [] (show_stack) from [] (dump_stack+0x88/0x9c) [ 2137.803658] [] (dump_stack) from [] (nmi_cpu_backtrace+0xc4/0xd8) [ 2137.810686] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x94/0x138) [ 2137.818591] [] (nmi_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x8c/0xcc) [ 2137.828139] [] (rcu_dump_cpu_stacks) from [] (rcu_check_callbacks+0x358/0x858) [ 2137.837689] [] (rcu_check_callbacks) from [] (update_process_times+0x3c/0x70) [ 2137.846643] [] (update_process_times) from [] (tick_sched_timer+0x48/0xa4) [ 2137.855576] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0xdc/0x1a8) [ 2137.864080] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0xc0/0x230) [ 2137.872675] [] (hrtimer_interrupt) from [] (msm_timer_interrupt+0x38/0x48) [ 2137.881699] [] (msm_timer_interrupt) from [] (handle_percpu_devid_irq+0x84/0x174) [ 2137.890123] [] (handle_percpu_devid_irq) from [] (generic_handle_irq+0x28/0x40) [ 2137.899408] [] (generic_handle_irq) from [] (__handle_domain_irq+0xa4/0xc8) [ 2137.908259] [] (__handle_domain_irq) from [] (gic_handle_irq+0x6c/0xb8) [ 2137.916937] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 2137.925258] Exception stack(0xdd461a80 to 0xdd461ac8) [ 2137.932932] 1a80: da4ff000 db5d0ce0 db5d0ce0 da4ff094 db5d0be0 db5d0cc8 00000002 db5d0ce0 [ 2137.937973] 1aa0: 641e87bd fffffff4 00000100 00000000 db5d0ce0 dd461ad0 00000458 bf7892b4 [ 2137.946102] 1ac0: a0000113 ffffffff [ 2137.954419] [] (__irq_svc) from [] (ieee80211_next_txq+0x50/0x134 [mac80211]) [ 2137.957823] [] (ieee80211_next_txq [mac80211]) from [] (ath10k_mac_op_wake_tx_queue+0x44/0xd4 [ath10k_core]) [ 2137.966851] [] (ath10k_mac_op_wake_tx_queue [ath10k_core]) from [] (ieee80211_unreserve_tid+0x73c/0x106c [mac80211]) [ 2137.978542] [] (ieee80211_unreserve_tid [mac80211]) from [] (__ieee80211_subif_start_xmit+0x824/0xa3c [mac80211]) [ 2137.990782] [] (__ieee80211_subif_start_xmit [mac80211]) from [] (ieee80211_subif_start_xmit+0x2ec/0x30c [mac80211]) [ 2138.002530] [] (ieee80211_subif_start_xmit [mac80211]) from [] (dev_hard_start_xmit+0xc8/0x154) [ 2138.014694] [] (dev_hard_start_xmit) from [] (__dev_queue_xmit+0x610/0x790) [ 2138.024854] [] (__dev_queue_xmit) from [] (br_dev_queue_push_xmit+0x118/0x13c) [ 2138.033526] [] (br_dev_queue_push_xmit) from [] (br_dev_xmit+0x2a8/0x2e4) [ 2138.042555] [] (br_dev_xmit) from [] (dev_hard_start_xmit+0xc8/0x154) [ 2138.051147] [] (dev_hard_start_xmit) from [] (__dev_queue_xmit+0x610/0x790) [ 2138.059309] [] (__dev_queue_xmit) from [] (ip_finish_output2+0x2b8/0x32c) [ 2138.067809] [] (ip_finish_output2) from [] (ip_output+0xa0/0xb4) [ 2138.076488] [] (ip_output) from [] (ip_forward+0x320/0x3a4) [ 2138.084297] [] (ip_forward) from [] (ip_rcv+0x268/0x290) [ 2138.091330] [] (ip_rcv) from [] (__netif_receive_skb_core+0xa20/0xbbc) [ 2138.098630] [] (__netif_receive_skb_core) from [] (netif_receive_skb_internal+0xc0/0xd4) [ 2138.106779] [] (netif_receive_skb_internal) from [] (ifb_ri_tasklet+0x130/0x2d0 [ifb]) [ 2138.116786] [] (ifb_ri_tasklet [ifb]) from [] (tasklet_action+0xa4/0x130) [ 2138.126141] [] (tasklet_action) from [] (__do_softirq+0xf0/0x264) [ 2138.134732] [] (__do_softirq) from [] (irq_exit+0xdc/0x148) [ 2138.142545] [] (irq_exit) from [] (handle_IPI+0xb4/0x1ac) [ 2138.149662] [] (handle_IPI) from [] (gic_handle_irq+0x9c/0xb8) [ 2138.156952] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 2138.164406] Exception stack(0xdd461f80 to 0xdd461fc8) [ 2138.171997] 1f80: 00000001 00000000 00000000 c03151e0 ffffe000 c0b03cbc c0b03c6c 00000000 [ 2138.177036] 1fa0: 00000000 512f04d0 00000000 00000000 dd461fc8 dd461fd0 c030862c c0308630 [ 2138.185165] 1fc0: 60000013 ffffffff [ 2138.193329] [] (__irq_svc) from [] (arch_cpu_idle+0x38/0x44) [ 2138.196635] [] (arch_cpu_idle) from [] (do_idle+0xe8/0x1bc) [ 2138.204266] [] (do_idle) from [] (cpu_startup_entry+0x1c/0x20) [ 2138.211296] [] (cpu_startup_entry) from [<423017cc>] (0x423017cc)
U-Boot 2012.07 [local,local] (Sep 03 2015 - 17:33:28)
U-boot 2012.07 dni1 V0.4 for DNI HW ID: 29764958 NOR flash 0MB; NAND flash 128MB; RAM 512MB; 1st Radio 4x4; 2nd Radio 4x4; Cascade smem ram ptable found: ver: 0 len: 5 ... [ 1959.222624] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.726720] ath10k_warn: 14 callbacks suppressed [ 2044.726753] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.730547] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.737596] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.744787] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.752171] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.759480] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.766687] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.774034] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.781347] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2044.788630] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 2065.797413] INFO: rcu_sched self-detected stall on CPU [ 2065.797484] 1-...: (1 GPs behind) idle=922/140000000000001/0 softirq=12309/12310 fqs=2 [ 2065.801469] (t=2100 jiffies g=5877 c=5876 q=24) [ 2065.809724] rcu_sched kthread starved for 2095 jiffies! g5877 c5876 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=0 [ 2065.814324] rcu_sched I 0 8 2 0x00000000 [ 2065.824602] [] (__schedule) from [] (schedule+0x88/0xb0) [ 2065.829965] [] (schedule) from [] (schedule_timeout+0x254/0x280) [ 2065.837182] [] (schedule_timeout) from [] (rcu_gp_kthread+0x44c/0x868) [ 2065.844900] [] (rcu_gp_kthread) from [] (kthread+0x164/0x16c) [ 2065.852973] [] (kthread) from [] (ret_from_fork+0x14/0x2c) [ 2065.860514] NMI backtrace for cpu 1 [ 2065.867618] CPU: 1 PID: 14 Comm: ksoftirqd/1 Not tainted 4.14.141 #0 [ 2065.870999] Hardware name: Generic DT based system [ 2065.877631] [] (unwind_backtrace) from [] (show_stack+0x14/0x20) [ 2065.882229] [] (show_stack) from [] (dump_stack+0x88/0x9c) [ 2065.890119] [] (dump_stack) from [] (nmi_cpu_backtrace+0xc4/0xd8) [ 2065.897146] [] (nmi_cpu_backtrace) from [] (nmi_trigger_cpumask_backtrace+0x94/0x138) [ 2065.905048] [] (nmi_trigger_cpumask_backtrace) from [] (rcu_dump_cpu_stacks+0x8c/0xcc) [ 2065.914597] [] (rcu_dump_cpu_stacks) from [] (rcu_check_callbacks+0x358/0x858) [ 2065.924149] [] (rcu_check_callbacks) from [] (update_process_times+0x3c/0x70) [ 2065.933101] [] (update_process_times) from [] (tick_sched_timer+0x48/0xa4) [ 2065.942036] [] (tick_sched_timer) from [] (__hrtimer_run_queues+0xdc/0x1a8) [ 2065.950537] [] (__hrtimer_run_queues) from [] (hrtimer_interrupt+0xc0/0x230) [ 2065.959130] [] (hrtimer_interrupt) from [] (msm_timer_interrupt+0x38/0x48) [ 2065.968156] [] (msm_timer_interrupt) from [] (handle_percpu_devid_irq+0x84/0x174) [ 2065.976584] [] (handle_percpu_devid_irq) from [] (generic_handle_irq+0x28/0x40) [ 2065.985869] [] (generic_handle_irq) from [] (__handle_domain_irq+0xa4/0xc8) [ 2065.994718] [] (__handle_domain_irq) from [] (gic_handle_irq+0x6c/0xb8) [ 2066.003397] [] (gic_handle_irq) from [] (__irq_svc+0x6c/0x90) [ 2066.011717] Exception stack(0xdd471aa0 to 0xdd471ae8) [ 2066.019391] 1aa0: 651774f6 fffffff6 00000002 db8ff094 dbe68be0 dbe68cc8 00000002 dbe68ce0 [ 2066.024432] 1ac0: 651773f6 fffffff6 00000100 00000000 dbe68ce0 dd471af0 00000458 bf7892fc [ 2066.032560] 1ae0: 00000013 ffffffff [ 2066.040926] [] (__irq_svc) from [] (ieee80211_next_txq+0x98/0x134 [mac80211]) [ 2066.044410] [] (ieee80211_next_txq [mac80211]) from [] (ath10k_mac_op_wake_tx_queue+0x44/0xd4 [ath10k_core]) [ 2066.053368] [] (ath10k_mac_op_wake_tx_queue [ath10k_core]) from [] (ieee80211_unreserve_tid+0x73c/0x106c [mac80211]) [ 2066.064999] [] (ieee80211_unreserve_tid [mac80211]) from [] (__ieee80211_subif_start_xmit+0x824/0xa3c [mac80211]) [ 2066.077239] [] (__ieee80211_subif_start_xmit [mac80211]) from [] (ieee80211_subif_start_xmit+0x2ec/0x30c [mac80211]) [ 2066.088993] [] (ieee80211_subif_start_xmit [mac80211]) from [] (dev_hard_start_xmit+0xc8/0x154) [ 2066.101151] [] (dev_hard_start_xmit) from [] (__dev_queue_xmit+0x610/0x790) [ 2066.111311] [] (__dev_queue_xmit) from [] (br_dev_queue_push_xmit+0x118/0x13c) [ 2066.119984] [] (br_dev_queue_push_xmit) from [] (br_dev_xmit+0x2a8/0x2e4) [ 2066.129012] [] (br_dev_xmit) from [] (dev_hard_start_xmit+0xc8/0x154) [ 2066.137604] [] (dev_hard_start_xmit) from [] (__dev_queue_xmit+0x610/0x790) [ 2066.145765] [] (__dev_queue_xmit) from [] (ip_finish_output2+0x2b8/0x32c) [ 2066.154267] [] (ip_finish_output2) from [] (ip_output+0xa0/0xb4) [ 2066.162944] [] (ip_output) from [] (ip_forward+0x320/0x3a4) [ 2066.170754] [] (ip_forward) from [] (ip_rcv+0x268/0x290) [ 2066.177788] [] (ip_rcv) from [] (__netif_receive_skb_core+0xa20/0xbbc) [ 2066.185091] [] (__netif_receive_skb_core) from [] (netif_receive_skb_internal+0xc0/0xd4) [ 2066.193234] [] (netif_receive_skb_internal) from [] (ifb_ri_tasklet+0x130/0x2d0 [ifb]) [ 2066.203244] [] (ifb_ri_tasklet [ifb]) from [] (tasklet_action+0xa4/0x130) [ 2066.212598] [] (tasklet_action) from [] (__do_softirq+0xf0/0x264) [ 2066.221189] [] (__do_softirq) from [] (run_ksoftirqd+0x34/0x64) [ 2066.229018] [] (run_ksoftirqd) from [] (smpboot_thread_fn+0x1a8/0x1d0) [ 2066.236473] [] (smpboot_thread_fn) from [] (kthread+0x164/0x16c) [ 2066.244806] [] (kthread) from [] (ret_from_fork+0x14/0x2c)
U-Boot 2012.07 [local,local] (Sep 03 2015 - 17:33:28)
U-boot 2012.07 dni1 V0.4 for DNI HW ID: 29764958 NOR flash 0MB; NAND flash 128MB; RAM 512MB; 1st Radio 4x4; 2nd Radio 4x4; Cascade smem ram ptable found: ver: 0 len: 5 DRAM: 491 MiB NAND: SF: Unsupported manufacturer 00 ipq_spi: SPI Flash not found (bus/cs/speed/mode) = (0/0/48000000/0) ... [ 4136.836347] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4577.295230] ath10k_warn: 74 callbacks suppressed [ 4577.295248] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4577.298971] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4577.306670] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4577.313344] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.346522] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.346599] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.352852] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.359999] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.367340] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.374644] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.381921] ath10k_pci 0000:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.389468] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.396469] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon [ 4619.403768] ath10k_pci 0001:01:00.0: SWBA overrun on vdev 0, skipped old beacon
U-Boot 2012.07 [local,local] (Sep 03 2015 - 17:33:28)
U-boot 2012.07 dni1 V0.4 for DNI HW ID: 29764958 NOR flash 0MB; NAND flash 128MB; RAM 512MB; 1st Radio 4x4; 2nd Radio 4x4; Cascade smem ram ptable found: ver: 0 len: 5 ...