IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 INFO: rcu_preempt self-detected stall on CPU 0-...: (1 GPs behind) idle=67e/2/0 softirq=10613/10617 fqs=4 (t=10500 jiffies g=1074 c=1073 q=23) rcu_preempt kthread starved for 10492 jiffies! g1074 c1073 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=1 rcu_preempt I29776 8 2 0x80000000 Call Trace: context_switch kernel/sched/core.c:2807 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3383 schedule+0x92/0x1c0 kernel/sched/core.c:3427 schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1744 rcu_gp_kthread+0xbf4/0x1ec0 kernel/rcu/tree.c:2255 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 NMI backtrace for cpu 0 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.142 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x197 lib/dump_stack.c:53 nmi_cpu_backtrace.cold+0x57/0x94 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x141/0x189 lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_single_cpu_backtrace include/linux/nmi.h:158 [inline] rcu_dump_cpu_stacks+0x186/0x1d2 kernel/rcu/tree.c:1396 print_cpu_stall kernel/rcu/tree.c:1542 [inline] check_cpu_stall kernel/rcu/tree.c:1610 [inline] __rcu_pending kernel/rcu/tree.c:3390 [inline] rcu_pending kernel/rcu/tree.c:3452 [inline] rcu_check_callbacks.cold+0x43d/0xd0a kernel/rcu/tree.c:2792 update_process_times+0x31/0x70 kernel/time/timer.c:1588 tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161 tick_sched_timer+0x43/0x130 kernel/time/tick-sched.c:1219 __run_hrtimer kernel/time/hrtimer.c:1220 [inline] __hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1284 hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1318 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline] smp_apic_timer_interrupt+0x11c/0x5e0 arch/x86/kernel/apic/apic.c:1100 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792 RIP: 0010:__list_add include/linux/list.h:65 [inline] RIP: 0010:list_add_tail include/linux/list.h:93 [inline] RIP: 0010:list_move_tail include/linux/list.h:183 [inline] RIP: 0010:hhf_dequeue+0x66b/0xa60 net/sched/sch_hhf.c:438 RSP: 0018:ffff8880aee07700 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 RAX: 1ffff110147db8d0 RBX: ffff8880a3edc678 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffff8880a3edc710 RDI: ffff8880a3edc680 RBP: ffff8880aee07750 R08: 0000000000000000 R09: ffffffff87676ba8 R10: ffffffff87676b88 R11: ffffffff87676240 R12: dffffc0000000000 R13: ffff8880a3edc480 R14: ffff8880a3edc710 R15: ffff8880a3edc700 dequeue_skb net/sched/sch_generic.c:148 [inline] qdisc_restart net/sched/sch_generic.c:241 [inline] __qdisc_run+0x2b8/0xe00 net/sched/sch_generic.c:257 __dev_xmit_skb net/core/dev.c:3235 [inline] __dev_queue_xmit+0x1571/0x25e0 net/core/dev.c:3493 dev_queue_xmit+0x18/0x20 net/core/dev.c:3558 neigh_hh_output include/net/neighbour.h:490 [inline] neigh_output include/net/neighbour.h:498 [inline] ip6_finish_output2+0x10bd/0x21b0 net/ipv6/ip6_output.c:120 ip6_finish_output+0x4f4/0xb50 net/ipv6/ip6_output.c:154 NF_HOOK_COND include/linux/netfilter.h:239 [inline] ip6_output+0x20f/0x6d0 net/ipv6/ip6_output.c:171 dst_output include/net/dst.h:462 [inline] NF_HOOK include/linux/netfilter.h:250 [inline] NF_HOOK include/linux/netfilter.h:244 [inline] mld_sendpack+0x8d1/0xd60 net/ipv6/mcast.c:1659 mld_send_cr net/ipv6/mcast.c:1955 [inline] mld_ifc_timer_expire+0x3b6/0x7b0 net/ipv6/mcast.c:2454 call_timer_fn+0x161/0x670 kernel/time/timer.c:1279 expire_timers kernel/time/timer.c:1318 [inline] __run_timers kernel/time/timer.c:1634 [inline] __run_timers kernel/time/timer.c:1602 [inline] run_timer_softirq+0x5b4/0x1570 kernel/time/timer.c:1647 __do_softirq+0x244/0x9a0 kernel/softirq.c:288 invoke_softirq kernel/softirq.c:368 [inline] irq_exit+0x160/0x1b0 kernel/softirq.c:409 exiting_irq arch/x86/include/asm/apic.h:648 [inline] smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1102 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792 RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 RSP: 0018:ffffffff87607de8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0ee2a84 RBX: ffffffff87676240 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffffffff87676abc RBP: ffffffff87607e10 R08: 1ffffffff104a601 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff87715410 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87676240 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:557 default_idle_call+0x36/0x90 kernel/sched/idle.c:98 cpuidle_idle_call kernel/sched/idle.c:156 [inline] do_idle+0x262/0x3d0 kernel/sched/idle.c:246 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:351 rest_init+0x1d9/0x1e2 init/main.c:435 start_kernel+0x6df/0x6fd init/main.c:709 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:381 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:362 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:240 INFO: rcu_sched detected stalls on CPUs/tasks: 0-...: (10502 ticks this GP) idle=67e/1/0 softirq=10617/10617 fqs=0 (detected by 1, t=10554 jiffies, g=700, c=699, q=1) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.142 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffffffff87676240 task.stack: ffffffff87600000 RIP: 0010:__list_add_valid+0x2b/0xa0 lib/list_debug.c:23 RSP: 0018:ffff8880aee076d8 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff8880a3edc678 RCX: 0000000000000000 RDX: 1ffff110147db8e3 RSI: ffff8880a3edc710 RDI: ffff8880a3edc718 RBP: ffff8880aee076f0 R08: 0000000000000000 R09: ffffffff87676ba8 R10: ffffffff87676b88 R11: ffffffff87676240 R12: ffff8880a3edc710 R13: ffff8880a3edc678 R14: ffff8880a3edc710 R15: ffff8880a3edc700 FS: 0000000000000000(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004c71e8 CR3: 000000000766a000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_add include/linux/list.h:60 [inline] list_add_tail include/linux/list.h:93 [inline] list_move_tail include/linux/list.h:183 [inline] hhf_dequeue+0x61b/0xa60 net/sched/sch_hhf.c:438 dequeue_skb net/sched/sch_generic.c:148 [inline] qdisc_restart net/sched/sch_generic.c:241 [inline] __qdisc_run+0x2b8/0xe00 net/sched/sch_generic.c:257 __dev_xmit_skb net/core/dev.c:3235 [inline] __dev_queue_xmit+0x1571/0x25e0 net/core/dev.c:3493 dev_queue_xmit+0x18/0x20 net/core/dev.c:3558 neigh_hh_output include/net/neighbour.h:490 [inline] neigh_output include/net/neighbour.h:498 [inline] ip6_finish_output2+0x10bd/0x21b0 net/ipv6/ip6_output.c:120 ip6_finish_output+0x4f4/0xb50 net/ipv6/ip6_output.c:154 NF_HOOK_COND include/linux/netfilter.h:239 [inline] ip6_output+0x20f/0x6d0 net/ipv6/ip6_output.c:171 dst_output include/net/dst.h:462 [inline] NF_HOOK include/linux/netfilter.h:250 [inline] NF_HOOK include/linux/netfilter.h:244 [inline] mld_sendpack+0x8d1/0xd60 net/ipv6/mcast.c:1659 mld_send_cr net/ipv6/mcast.c:1955 [inline] mld_ifc_timer_expire+0x3b6/0x7b0 net/ipv6/mcast.c:2454 call_timer_fn+0x161/0x670 kernel/time/timer.c:1279 expire_timers kernel/time/timer.c:1318 [inline] __run_timers kernel/time/timer.c:1634 [inline] __run_timers kernel/time/timer.c:1602 [inline] run_timer_softirq+0x5b4/0x1570 kernel/time/timer.c:1647 __do_softirq+0x244/0x9a0 kernel/softirq.c:288 invoke_softirq kernel/softirq.c:368 [inline] irq_exit+0x160/0x1b0 kernel/softirq.c:409 exiting_irq arch/x86/include/asm/apic.h:648 [inline] smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1102 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792 RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 RSP: 0018:ffffffff87607de8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0ee2a84 RBX: ffffffff87676240 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffffffff87676abc RBP: ffffffff87607e10 R08: 1ffffffff104a601 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff87715410 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87676240 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:557 default_idle_call+0x36/0x90 kernel/sched/idle.c:98 cpuidle_idle_call kernel/sched/idle.c:156 [inline] do_idle+0x262/0x3d0 kernel/sched/idle.c:246 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:351 rest_init+0x1d9/0x1e2 init/main.c:435 start_kernel+0x6df/0x6fd init/main.c:709 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:381 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:362 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:240 Code: 48 b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 55 49 89 fd 48 8d 7a 08 41 54 49 89 d4 48 89 fa 48 83 ec 08 48 c1 ea 03 80 3c 02 00 <75> 52 49 8b 54 24 08 48 39 f2 0f 85 5a 01 00 00 48 b8 00 00 00 rcu_sched kthread starved for 10555 jiffies! g700 c699 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=0 rcu_sched I29824 9 2 0x80000000 Call Trace: context_switch kernel/sched/core.c:2807 [inline] __schedule+0x7b8/0x1cd0 kernel/sched/core.c:3383 schedule+0x92/0x1c0 kernel/sched/core.c:3427 schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1744 rcu_gp_kthread+0xbf4/0x1ec0 kernel/rcu/tree.c:2255 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404