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=aea/140000000000002/0 softirq=10426/10427 fqs=25 
	 (t=10500 jiffies g=1009 c=1008 q=166)
rcu_preempt kthread starved for 10450 jiffies! g1009 c1008 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: 6836 Comm: syz-executor400 Not tainted 4.14.142 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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:get_current arch/x86/include/asm/current.h:15 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:60
RSP: 0018:ffff8880aee07668 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff10
RAX: ffff88808996dd38 RBX: ffff88808996dd38 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffff88808996ddd0 RDI: ffff88808996dd40
RBP: ffff8880aee076c0 R08: 0000000000000000 R09: ffff8880974af0a8
R10: ffff8880974af088 R11: ffff8880974ae740 R12: dffffc0000000000
R13: ffff88808996db40 R14: ffff88808996ddd0 R15: ffff88808996ddc0
 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_resolve_output net/core/neighbour.c:1364 [inline]
 neigh_resolve_output+0x4d8/0x870 net/core/neighbour.c:1344
 neigh_output include/net/neighbour.h:500 [inline]
 ip6_finish_output2+0x9ab/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
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x95/0xe0 kernel/locking/spinlock.c:192
RSP: 0018:ffff8880988ef870 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0ee2a81 RBX: 0000000000000286 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000286
RBP: ffff8880988ef880 R08: ffff8880974ae740 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff892a0b68
R13: 0000000000000000 R14: ffffffff892a0b68 R15: ffff8880a56c4db0
 __debug_check_no_obj_freed lib/debugobjects.c:760 [inline]
 debug_check_no_obj_freed+0x2aa/0x7b7 lib/debugobjects.c:776
 free_pages_prepare mm/page_alloc.c:1063 [inline]
 __free_pages_ok+0x23f/0xea0 mm/page_alloc.c:1256
 free_compound_page+0x63/0x80 mm/page_alloc.c:599
 free_transhuge_page+0x1fb/0x2b0 mm/huge_memory.c:2694
 __put_compound_page+0x7a/0xc0 mm/swap.c:95
 release_pages+0x33b/0xb90 mm/swap.c:788
 free_pages_and_swap_cache+0x178/0x210 mm/swap_state.c:322
 tlb_flush_mmu_free+0x7e/0x150 mm/memory.c:260
 tlb_flush_mmu mm/memory.c:269 [inline]
 arch_tlb_finish_mmu+0x9f/0x140 mm/memory.c:284
 tlb_finish_mmu+0x7d/0xd0 mm/memory.c:436
 exit_mmap+0x2a5/0x4e0 mm/mmap.c:3064
 __mmput kernel/fork.c:935 [inline]
 mmput+0x114/0x440 kernel/fork.c:956
 exit_mm kernel/exit.c:545 [inline]
 do_exit+0x71d/0x2c10 kernel/exit.c:861
 do_group_exit+0x111/0x330 kernel/exit.c:977
 SYSC_exit_group kernel/exit.c:988 [inline]
 SyS_exit_group+0x1d/0x20 kernel/exit.c:986
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4407b8
RSP: 002b:00007fffbed93bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004407b8
RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00000000004c6b90 R08: 00000000000000e7 R09: ffffffffffffffd0
R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000001
R13: 00000000006d95e0 R14: 0000000000000000 R15: 0000000000000000
INFO: rcu_sched detected stalls on CPUs/tasks:
	0-...: (10502 ticks this GP) idle=aea/140000000000001/0 softirq=10427/10427 fqs=25 
	(detected by 1, t=10567 jiffies, g=715, c=714, q=9)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 6836 Comm: syz-executor400 Not tainted 4.14.142 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880974ae740 task.stack: ffff8880988e8000
RIP: 0010:__sanitizer_cov_trace_pc+0x9/0x60 kernel/kcov.c:65
RSP: 0018:ffff8880aee07668 EFLAGS: 00000246
RAX: ffff8880974ae740 RBX: ffff88808996dd38 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffff88808996ddd0 RDI: ffff88808996ddec
RBP: ffff8880aee076c0 R08: 0000000000000000 R09: ffff8880974af0a8
R10: ffff8880974af088 R11: ffff8880974ae740 R12: dffffc0000000000
R13: ffff88808996db40 R14: 0000000000000000 R15: ffff88808996ddc0
FS:  0000000000000000(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004c6bc8 CR3: 000000000766a000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 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_resolve_output net/core/neighbour.c:1364 [inline]
 neigh_resolve_output+0x4d8/0x870 net/core/neighbour.c:1344
 neigh_output include/net/neighbour.h:500 [inline]
 ip6_finish_output2+0x9ab/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
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x95/0xe0 kernel/locking/spinlock.c:192
RSP: 0018:ffff8880988ef870 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0ee2a81 RBX: 0000000000000286 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000286
RBP: ffff8880988ef880 R08: ffff8880974ae740 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff892a0b68
R13: 0000000000000000 R14: ffffffff892a0b68 R15: ffff8880a56c4db0
 __debug_check_no_obj_freed lib/debugobjects.c:760 [inline]
 debug_check_no_obj_freed+0x2aa/0x7b7 lib/debugobjects.c:776
 free_pages_prepare mm/page_alloc.c:1063 [inline]
 __free_pages_ok+0x23f/0xea0 mm/page_alloc.c:1256
 free_compound_page+0x63/0x80 mm/page_alloc.c:599
 free_transhuge_page+0x1fb/0x2b0 mm/huge_memory.c:2694
 __put_compound_page+0x7a/0xc0 mm/swap.c:95
 release_pages+0x33b/0xb90 mm/swap.c:788
 free_pages_and_swap_cache+0x178/0x210 mm/swap_state.c:322
 tlb_flush_mmu_free+0x7e/0x150 mm/memory.c:260
 tlb_flush_mmu mm/memory.c:269 [inline]
 arch_tlb_finish_mmu+0x9f/0x140 mm/memory.c:284
 tlb_finish_mmu+0x7d/0xd0 mm/memory.c:436
 exit_mmap+0x2a5/0x4e0 mm/mmap.c:3064
 __mmput kernel/fork.c:935 [inline]
 mmput+0x114/0x440 kernel/fork.c:956
 exit_mm kernel/exit.c:545 [inline]
 do_exit+0x71d/0x2c10 kernel/exit.c:861
 do_group_exit+0x111/0x330 kernel/exit.c:977
 SYSC_exit_group kernel/exit.c:988 [inline]
 SyS_exit_group+0x1d/0x20 kernel/exit.c:986
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4407b8
RSP: 002b:00007fffbed93bb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004407b8
RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00000000004c6b90 R08: 00000000000000e7 R09: ffffffffffffffd0
R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000001
R13: 00000000006d95e0 R14: 0000000000000000 R15: 0000000000000000
Code: 4c 89 35 eb 3f be 07 41 be f4 ff ff ff e8 13 3c ee ff 48 c7 05 d5 3f be 07 00 00 00 00 e9 2f ec ff ff 65 48 8b 04 25 40 ee 01 00 <48> 85 c0 74 1a 65 8b 15 4b fb a4 7e 81 e2 00 01 1f 00 75 0b 8b 
rcu_sched kthread starved for 10518 jiffies! g715 c714 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=1
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