IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready
hrtimer: interrupt took 25291 ns
IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
INFO: rcu_preempt self-detected stall on CPU
0-...: (10500 ticks this GP) idle=80a/140000000000002/0 softirq=62426/62426 fqs=0
(t=10500 jiffies g=1748 c=1747 q=933)
rcu_preempt kthread starved for 10500 jiffies! g1748 c1747 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0
rcu_preempt R running task 29776 8 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384
schedule+0x92/0x1c0 kernel/sched/core.c:3428
schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1746
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: 7836 Comm: syz-executor.4 Not tainted 4.14.162-syzkaller #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+0x142/0x197 lib/dump_stack.c:58
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:1590
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:1223 [inline]
__hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1287
hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1321
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:__read_once_size include/linux/compiler.h:183 [inline]
RIP: 0010:queued_write_lock_slowpath+0x85/0x1d0 kernel/locking/qrwlock.c:130
RSP: 0018:ffff8880aec07780 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 00000000000000ff RBX: ffffffff8898c3f0 RCX: 000000005bf2613d
RDX: 0000000000000000 RSI: ffff88808b5ee8f8 RDI: ffffffff8898c3f0
RBP: ffff8880aec077b0 R08: 0000000000005f58 R09: ffffffff8959e500
R10: ffff88808b5ee8f8 R11: ffff88808b5ee000 R12: ffffffff8898c3f4
R13: fffffbfff113187e R14: 0000000000000000 R15: 0000000000000001
queued_write_lock include/asm-generic/qrwlock.h:134 [inline]
do_raw_write_lock+0xc7/0x1d0 kernel/locking/spinlock_debug.c:203
__raw_write_lock_bh include/linux/rwlock_api_smp.h:204 [inline]
_raw_write_lock_bh+0x3b/0x50 kernel/locking/spinlock.c:320
__neigh_create+0x7b3/0x19f0 net/core/neighbour.c:534
ip6_finish_output2+0xab2/0x21b0 net/ipv6/ip6_output.c:117
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]
ndisc_send_skb+0xb56/0x11e0 net/ipv6/ndisc.c:483
ndisc_send_rs+0x12b/0x670 net/ipv6/ndisc.c:677
addrconf_rs_timer+0x289/0x5a0 net/ipv6/addrconf.c:3757
call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
expire_timers kernel/time/timer.c:1318 [inline]
__run_timers kernel/time/timer.c:1636 [inline]
__run_timers kernel/time/timer.c:1604 [inline]
run_timer_softirq+0x5b7/0x1520 kernel/time/timer.c:1649
__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: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:ffff88809f837bb8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0fe2d29 RBX: 0000000000000282 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000282
RBP: ffff88809f837bc8 R08: ffff88808b5ee000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a45aea00
R13: ffff8880a45ae240 R14: 0000000000000001 R15: ffff8880aec2b558
try_to_wake_up+0xa8/0xf90 kernel/sched/core.c:2091
wake_up_process kernel/sched/core.c:2160 [inline]
wake_up_q+0x95/0xf0 kernel/sched/core.c:468
rwsem_wake+0x1c9/0x2a0 kernel/locking/rwsem-xadd.c:702
call_rwsem_wake+0x1b/0x30 arch/x86/lib/rwsem.S:128
__up_write arch/x86/include/asm/rwsem.h:188 [inline]
up_write+0x51/0x60 kernel/locking/rwsem.c:118
inode_unlock include/linux/fs.h:723 [inline]
perf_fasync+0x92/0xc0 kernel/events/core.c:5519
setfl fs/fcntl.c:73 [inline]
do_fcntl+0x91f/0xe10 fs/fcntl.c:347
SYSC_fcntl fs/fcntl.c:463 [inline]
SyS_fcntl+0xd5/0x110 fs/fcntl.c:448
do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45af49
RSP: 002b:00007f0b82794c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000048
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49
RDX: 0000000000002000 RSI: 0000000000000004 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0b827956d4
R13: 00000000004c1b1d R14: 00000000004d6b78 R15: 00000000ffffffff
INFO: rcu_sched detected stalls on CPUs/tasks:
0-...: (10501 ticks this GP) idle=80a/140000000000001/0 softirq=62426/62426 fqs=0
(detected by 1, t=10557 jiffies, g=1189, c=1188, q=21)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 7836 Comm: syz-executor.4 Not tainted 4.14.162-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff88808b5ee000 task.stack: ffff88809f830000
RIP: 0010:__read_once_size include/linux/compiler.h:183 [inline]
RIP: 0010:queued_write_lock_slowpath+0x85/0x1d0 kernel/locking/qrwlock.c:130
RSP: 0018:ffff8880aec07780 EFLAGS: 00000286
RAX: 00000000000000ff RBX: ffffffff8898c3f0 RCX: 000000005bf2613d
RDX: 0000000000000000 RSI: ffff88808b5ee8f8 RDI: ffffffff8898c3f0
RBP: ffff8880aec077b0 R08: 0000000000005f58 R09: ffffffff8959e500
R10: ffff88808b5ee8f8 R11: ffff88808b5ee000 R12: ffffffff8898c3f4
R13: fffffbfff113187e R14: 0000000000000000 R15: 0000000000000001
FS: 00007f0b82795700(0000) GS:ffff8880aec00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000758080 CR3: 0000000082b1e000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
queued_write_lock include/asm-generic/qrwlock.h:134 [inline]
do_raw_write_lock+0xc7/0x1d0 kernel/locking/spinlock_debug.c:203
__raw_write_lock_bh include/linux/rwlock_api_smp.h:204 [inline]
_raw_write_lock_bh+0x3b/0x50 kernel/locking/spinlock.c:320
__neigh_create+0x7b3/0x19f0 net/core/neighbour.c:534
ip6_finish_output2+0xab2/0x21b0 net/ipv6/ip6_output.c:117
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]
ndisc_send_skb+0xb56/0x11e0 net/ipv6/ndisc.c:483
ndisc_send_rs+0x12b/0x670 net/ipv6/ndisc.c:677
addrconf_rs_timer+0x289/0x5a0 net/ipv6/addrconf.c:3757
call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
expire_timers kernel/time/timer.c:1318 [inline]
__run_timers kernel/time/timer.c:1636 [inline]
__run_timers kernel/time/timer.c:1604 [inline]
run_timer_softirq+0x5b7/0x1520 kernel/time/timer.c:1649
__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: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:ffff88809f837bb8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0fe2d29 RBX: 0000000000000282 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000282
RBP: ffff88809f837bc8 R08: ffff88808b5ee000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a45aea00
R13: ffff8880a45ae240 R14: 0000000000000001 R15: ffff8880aec2b558
try_to_wake_up+0xa8/0xf90 kernel/sched/core.c:2091
wake_up_process kernel/sched/core.c:2160 [inline]
wake_up_q+0x95/0xf0 kernel/sched/core.c:468
rwsem_wake+0x1c9/0x2a0 kernel/locking/rwsem-xadd.c:702
call_rwsem_wake+0x1b/0x30 arch/x86/lib/rwsem.S:128
__up_write arch/x86/include/asm/rwsem.h:188 [inline]
up_write+0x51/0x60 kernel/locking/rwsem.c:118
inode_unlock include/linux/fs.h:723 [inline]
perf_fasync+0x92/0xc0 kernel/events/core.c:5519
setfl fs/fcntl.c:73 [inline]
do_fcntl+0x91f/0xe10 fs/fcntl.c:347
SYSC_fcntl fs/fcntl.c:463 [inline]
SyS_fcntl+0xd5/0x110 fs/fcntl.c:448
do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45af49
RSP: 002b:00007f0b82794c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000048
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49
RDX: 0000000000002000 RSI: 0000000000000004 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0b827956d4
R13: 00000000004c1b1d R14: 00000000004d6b78 R15: 00000000ffffffff
Code: 0f 84 d4 00 00 00 49 89 dd 49 89 de 41 bf 01 00 00 00 49 c1 ed 03 41 83 e6 07 48 b8 00 00 00 00 00 fc ff df 49 01 c5 eb 02 f3 90 <41> 0f b6 45 00 44 38 f0 7f 08 84 c0 0f 85 f7 00 00 00 0f b6 03
rcu_sched kthread starved for 10557 jiffies! g1189 c1188 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0
rcu_sched R running task 29824 9 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384
schedule+0x92/0x1c0 kernel/sched/core.c:3428
schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1746
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