IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
batman_adv: batadv0: Interface activated: batadv_slave_1
IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
INFO: rcu_preempt self-detected stall on CPU
1-...: (1 GPs behind) idle=6b2/140000000000002/0 softirq=93252/93254 fqs=14
(t=10500 jiffies g=28417 c=28416 q=1061)
rcu_preempt kthread starved for 10445 jiffies! g28417 c28416 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0
rcu_preempt R running task 29920 8 2 0x80000000
Call Trace:
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_timeout+0x43c/0xe40 kernel/time/timer.c:1746
rcu_gp_kthread+0xb8e/0x1ce0 kernel/rcu/tree.c:2255
kthread+0x30d/0x420 kernel/kthread.c:232
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
NMI backtrace for cpu 1
CPU: 1 PID: 5189 Comm: syz-executor.4 Not tainted 4.14.172-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+0x13e/0x194 lib/dump_stack.c:58
nmi_cpu_backtrace.cold+0x57/0x93 lib/nmi_backtrace.c:101
nmi_trigger_cpumask_backtrace+0x139/0x17e lib/nmi_backtrace.c:62
trigger_single_cpu_backtrace include/linux/nmi.h:158 [inline]
rcu_dump_cpu_stacks+0x16d/0x1b8 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+0x490/0xdaa kernel/rcu/tree.c:2792
update_process_times+0x29/0x60 kernel/time/timer.c:1590
tick_sched_handle+0x7d/0x150 kernel/time/tick-sched.c:165
tick_sched_timer+0x3e/0x120 kernel/time/tick-sched.c:1223
__run_hrtimer kernel/time/hrtimer.c:1223 [inline]
__hrtimer_run_queues+0x25c/0xbb0 kernel/time/hrtimer.c:1287
hrtimer_interrupt+0x1e6/0x5e0 kernel/time/hrtimer.c:1321
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline]
smp_apic_timer_interrupt+0x117/0x5e0 arch/x86/kernel/apic/apic.c:1100
apic_timer_interrupt+0x8f/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:stack_access_ok+0xf/0x130 arch/x86/kernel/unwind_orc.c:275
RSP: 0018:ffff8880aeb07588 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: dffffc0000000000 RBX: ffff8880aeb07648 RCX: ffff8880aeb07648
RDX: 00000000000000a8 RSI: ffff888087097f58 RDI: ffff8880aeb07648
RBP: 1ffff11015d60eba R08: ffffffff8950b532 R09: ffff888087097f58
R10: ffff8880aeb0767d R11: 0000000000058071 R12: ffffffff8950b52e
R13: ffff8880aeb07680 R14: ffff8880aeb07690 R15: 0000000000000001
deref_stack_regs arch/x86/kernel/unwind_orc.c:304 [inline]
unwind_next_frame+0xd5a/0x17a0 arch/x86/kernel/unwind_orc.c:437
__save_stack_trace+0x6b/0xd0 arch/x86/kernel/stacktrace.c:44
save_stack+0x32/0xa0 mm/kasan/kasan.c:447
set_track mm/kasan/kasan.c:459 [inline]
kasan_kmalloc mm/kasan/kasan.c:551 [inline]
kasan_kmalloc+0xbf/0xe0 mm/kasan/kasan.c:529
kmem_cache_alloc+0x127/0x770 mm/slab.c:3552
skb_clone+0x11c/0x310 net/core/skbuff.c:1282
dev_queue_xmit_nit+0x2c7/0x930 net/core/dev.c:1943
xmit_one net/core/dev.c:3005 [inline]
dev_hard_start_xmit+0xa8/0x890 net/core/dev.c:3025
__dev_queue_xmit+0x1d91/0x25c0 net/core/dev.c:3525
hsr_xmit net/hsr/hsr_forward.c:237 [inline]
hsr_forward_do net/hsr/hsr_forward.c:295 [inline]
hsr_forward_skb+0xb9a/0x18ed net/hsr/hsr_forward.c:373
send_hsr_supervision_frame+0x8ec/0xf40 net/hsr/hsr_device.c:321
hsr_announce+0xf0/0x330 net/hsr/hsr_device.c:350
call_timer_fn+0x14a/0x650 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+0x52a/0x1390 kernel/time/timer.c:1649
__do_softirq+0x254/0x9bf kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x15b/0x1a0 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x8f/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:seqcount_lockdep_reader_access include/linux/seqlock.h:83 [inline]
RIP: 0010:read_seqcount_begin include/linux/seqlock.h:164 [inline]
RIP: 0010:read_seqbegin include/linux/seqlock.h:434 [inline]
RIP: 0010:zone_span_seqbegin include/linux/memory_hotplug.h:80 [inline]
RIP: 0010:page_outside_zone_boundaries mm/page_alloc.c:495 [inline]
RIP: 0010:bad_range+0x10f/0x3a0 mm/page_alloc.c:524
RSP: 0018:ffff8880870977f8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0fa2ce1 RBX: ffff88812fffb6c0 RCX: 1ffff1101413d1ee
RDX: 0000000000000000 RSI: ffff8880a09e8f50 RDI: 0000000000000286
RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: fffffbfff0fa2ce0
R13: 0000000000000000 R14: 0000000000000286 R15: 1ffffffff0fa2ce2
rmqueue mm/page_alloc.c:2850 [inline]
get_page_from_freelist+0x1137/0x22f0 mm/page_alloc.c:3166
__alloc_pages_nodemask+0x314/0x700 mm/page_alloc.c:4178
alloc_pages_current+0xe7/0x1e0 mm/mempolicy.c:2113
alloc_pages include/linux/gfp.h:520 [inline]
pte_alloc_one+0x15/0x100 arch/x86/mm/pgtable.c:30
__pte_alloc+0x25/0x2c0 mm/memory.c:656
copy_pte_range mm/memory.c:1081 [inline]
copy_pmd_range mm/memory.c:1157 [inline]
copy_pud_range mm/memory.c:1191 [inline]
copy_p4d_range mm/memory.c:1213 [inline]
copy_page_range+0x1228/0x1d70 mm/memory.c:1275
dup_mmap kernel/fork.c:709 [inline]
dup_mm kernel/fork.c:1199 [inline]
copy_mm kernel/fork.c:1254 [inline]
copy_process.part.0+0x4884/0x6a70 kernel/fork.c:1771
copy_process kernel/fork.c:1586 [inline]
_do_fork+0x180/0xc80 kernel/fork.c:2070
do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45c6c9
RSP: 002b:00007f2a50b21c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f2a50b226d4 RCX: 000000000045c6c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000074 R14: 00000000004c2f72 R15: 000000000076bf2c
INFO: rcu_sched detected stalls on CPUs/tasks:
1-...: (1 GPs behind) idle=6b2/140000000000002/0 softirq=93253/93254 fqs=14
(detected by 0, t=10578 jiffies, g=21754, c=21753, q=5)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5189 Comm: syz-executor.4 Not tainted 4.14.172-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880a09e8680 task.stack: ffff888087090000
RIP: 0010:trace_lock_release include/trace/events/lock.h:58 [inline]
RIP: 0010:lock_release+0x5a6/0x7f0 kernel/locking/lockdep.c:4012
RSP: 0018:ffff8880aeb070b0 EFLAGS: 00000002
RAX: 0000000000000000 RBX: 1ffff11015d60e1a RCX: 1ffffffff1027974
RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff8880a09e8efc
RBP: ffffffff87d843e0 R08: 0000000000000000 R09: 0000000000000000
R10: ffff8880a09e9068 R11: ffff8880a09e8680 R12: ffffffff816aa035
R13: ffff8880a09e8680 R14: 0000000000000003 R15: 0000000000000000
FS: 00007f2a50b22700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe22c22f000 CR3: 000000008d496000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
rcu_lock_release include/linux/rcupdate.h:247 [inline]
rcu_read_unlock include/linux/rcupdate.h:685 [inline]
ring_buffer_wakeup kernel/events/core.c:5149 [inline]
perf_event_wakeup+0x183/0x350 kernel/events/core.c:5566
perf_pending_event+0xa5/0xd0 kernel/events/core.c:5593
irq_work_run_list+0xf0/0x160 kernel/irq_work.c:156
irq_work_run+0x4e/0xb0 kernel/irq_work.c:171
smp_irq_work_interrupt+0xa3/0x4e0 arch/x86/kernel/irq_work.c:21
irq_work_interrupt+0x8f/0xa0 arch/x86/entry/entry_64.S:823
RIP: 0010:__kernel_text_address+0x0/0x30 kernel/extable.c:104
RSP: 0018:ffff8880aeb072b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff09
RAX: dffffc0000000000 RBX: ffff8880aeb072d0 RCX: ffff8880aeb07350
RDX: 1ffff11015d60e63 RSI: ffff8880aeb07140 RDI: ffffffff81838922
RBP: ffff8880aeb07318 R08: 0000000000000001 R09: ffff8880aeb07348
R10: ffff8880aeb07305 R11: 0000000000058071 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8880a09e8680 R15: ffff888081956527
unwind_get_return_address arch/x86/kernel/unwind_orc.c:255 [inline]
unwind_get_return_address+0x5a/0xa0 arch/x86/kernel/unwind_orc.c:250
__save_stack_trace+0x7b/0xd0 arch/x86/kernel/stacktrace.c:45
save_stack+0x32/0xa0 mm/kasan/kasan.c:447
set_track mm/kasan/kasan.c:459 [inline]
kasan_kmalloc mm/kasan/kasan.c:551 [inline]
kasan_kmalloc+0xbf/0xe0 mm/kasan/kasan.c:529
kmem_cache_alloc+0x127/0x770 mm/slab.c:3552
skb_clone+0x11c/0x310 net/core/skbuff.c:1282
dev_queue_xmit_nit+0x2c7/0x930 net/core/dev.c:1943
xmit_one net/core/dev.c:3005 [inline]
dev_hard_start_xmit+0xa8/0x890 net/core/dev.c:3025
sch_direct_xmit+0x25f/0x510 net/sched/sch_generic.c:186
__dev_xmit_skb net/core/dev.c:3218 [inline]
__dev_queue_xmit+0x1b6e/0x25c0 net/core/dev.c:3493
neigh_hh_output include/net/neighbour.h:490 [inline]
neigh_output include/net/neighbour.h:498 [inline]
ip6_finish_output2+0x1085/0x2150 net/ipv6/ip6_output.c:120
ip6_finish_output+0x4d9/0xaf0 net/ipv6/ip6_output.c:154
NF_HOOK_COND include/linux/netfilter.h:239 [inline]
ip6_output+0x1c9/0x650 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+0x125/0x630 net/ipv6/ndisc.c:677
addrconf_rs_timer+0x289/0x5a0 net/ipv6/addrconf.c:3757
call_timer_fn+0x14a/0x650 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+0x52a/0x1390 kernel/time/timer.c:1649
__do_softirq+0x254/0x9bf kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x15b/0x1a0 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x8f/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:seqcount_lockdep_reader_access include/linux/seqlock.h:83 [inline]
RIP: 0010:read_seqcount_begin include/linux/seqlock.h:164 [inline]
RIP: 0010:read_seqbegin include/linux/seqlock.h:434 [inline]
RIP: 0010:zone_span_seqbegin include/linux/memory_hotplug.h:80 [inline]
RIP: 0010:page_outside_zone_boundaries mm/page_alloc.c:495 [inline]
RIP: 0010:bad_range+0x10f/0x3a0 mm/page_alloc.c:524
RSP: 0018:ffff8880870977f8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0fa2ce1 RBX: ffff88812fffb6c0 RCX: 1ffff1101413d1ee
RDX: 0000000000000000 RSI: ffff8880a09e8f50 RDI: 0000000000000286
RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: fffffbfff0fa2ce0
R13: 0000000000000000 R14: 0000000000000286 R15: 1ffffffff0fa2ce2
rmqueue mm/page_alloc.c:2850 [inline]
get_page_from_freelist+0x1137/0x22f0 mm/page_alloc.c:3166
__alloc_pages_nodemask+0x314/0x700 mm/page_alloc.c:4178
alloc_pages_current+0xe7/0x1e0 mm/mempolicy.c:2113
alloc_pages include/linux/gfp.h:520 [inline]
pte_alloc_one+0x15/0x100 arch/x86/mm/pgtable.c:30
__pte_alloc+0x25/0x2c0 mm/memory.c:656
copy_pte_range mm/memory.c:1081 [inline]
copy_pmd_range mm/memory.c:1157 [inline]
copy_pud_range mm/memory.c:1191 [inline]
copy_p4d_range mm/memory.c:1213 [inline]
copy_page_range+0x1228/0x1d70 mm/memory.c:1275
dup_mmap kernel/fork.c:709 [inline]
dup_mm kernel/fork.c:1199 [inline]
copy_mm kernel/fork.c:1254 [inline]
copy_process.part.0+0x4884/0x6a70 kernel/fork.c:1771
copy_process kernel/fork.c:1586 [inline]
_do_fork+0x180/0xc80 kernel/fork.c:2070
do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45c6c9
RSP: 002b:00007f2a50b21c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f2a50b226d4 RCX: 000000000045c6c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000074 R14: 00000000004c2f72 R15: 000000000076bf2c
Code: 85 41 02 00 00 8b 05 6a d6 1f 09 85 c0 0f 85 19 fe ff ff e9 ff 4f 00 00 65 ff 05 26 ba bb 7e 48 8b 05 17 a0 47 07 e8 ca be 04 00 <85> c0 74 0d 80 3d 45 49 47 07 00 0f 84 cf 00 00 00 65 ff 0d 02
rcu_sched kthread starved for 10524 jiffies! g21754 c21753 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0
rcu_sched I29920 9 2 0x80000000
Call Trace:
schedule+0x8d/0x1b0 kernel/sched/core.c:3428
schedule_timeout+0x43c/0xe40 kernel/time/timer.c:1746
rcu_gp_kthread+0xb8e/0x1ce0 kernel/rcu/tree.c:2255
kthread+0x30d/0x420 kernel/kthread.c:232
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404