bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5820/1:b..l P5186/1:b..l P10/1:b..l P2/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=13573, q=2571 ncpus=2)
task:kthreadd state:R running task stack:26560 pid:2 tgid:2 ppid:0 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6911
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7238
irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__read_once_word_nocheck+0x0/0x10 include/asm-generic/rwonce.h:67
Code: c7 40 14 64 8e e8 80 c2 7f ff e9 c7 f9 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <48> 8b 07 e9 98 f4 d8 09 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
RSP: 0018:ffffc90000077358 EFLAGS: 00000202
RAX: ffffc90000078001 RBX: 0000000000000001 RCX: ffffffff9187dca2
RDX: ffffc90000077501 RSI: ffffc900000775e8 RDI: ffffc900000775e8
RBP: ffffc900000775e8 R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000017eb2 R12: ffffc90000077420
R13: ffffc900000773d0 R14: ffffc90000077618 R15: ffffc90000077404
deref_stack_reg arch/x86/kernel/unwind_orc.c:422 [inline]
unwind_next_frame+0x1500/0x1ea0 arch/x86/kernel/unwind_orc.c:663
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x162/0x1e0 mm/page_owner.c:165
__reset_page_owner+0x84/0x190 mm/page_owner.c:320
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1433 [inline]
__free_frozen_pages+0x7e1/0x10d0 mm/page_alloc.c:2978
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x47/0xe0 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:350
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4538 [inline]
slab_alloc_node mm/slub.c:4866 [inline]
__kmalloc_cache_node_noprof+0x287/0x770 mm/slub.c:5388
kmalloc_node_noprof include/linux/slab.h:1077 [inline]
__get_vm_area_node+0x101/0x330 mm/vmalloc.c:3221
__vmalloc_node_range_noprof+0x213/0x1530 mm/vmalloc.c:4024
__vmalloc_node_noprof+0xad/0xf0 mm/vmalloc.c:4124
alloc_thread_stack_node kernel/fork.c:355 [inline]
dup_task_struct kernel/fork.c:924 [inline]
copy_process+0x5ec/0x7a40 kernel/fork.c:2050
kernel_clone+0xfc/0x9a0 kernel/fork.c:2653
kernel_thread+0xdb/0x120 kernel/fork.c:2714
create_kthread kernel/kthread.c:459 [inline]
kthreadd+0x498/0x7a0 kernel/kthread.c:817
ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/0:1 state:R running task stack:25464 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: mld mld_dad_work
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6911
preempt_schedule_common+0x42/0xc0 kernel/sched/core.c:7095
preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12
__local_bh_enable_ip+0xff/0x120 kernel/softirq.c:457
icmp6_dst_alloc+0x33c/0x4f0 net/ipv6/route.c:3354
mld_sendpack+0x5ae/0xec0 net/ipv6/mcast.c:1844
mld_send_initial_cr+0x219/0x320 net/ipv6/mcast.c:2271
mld_dad_work+0x32/0x1f0 net/ipv6/mcast.c:2294
process_one_work+0xa23/0x19a0 kernel/workqueue.c:3276
process_scheduled_works kernel/workqueue.c:3359 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3440
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:klogd state:R running task stack:24664 pid:5186 tgid:5186 ppid:1 task_flags:0x400100 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6911
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7238
irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:rcu_is_watching+0x83/0xc0 kernel/rcu/tree.c:755
Code: c1 ea 03 0f b6 14 02 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 24 8b 03 c1 e8 02 83 e0 01 65 ff 0d 20 b5 20 12 74 07 5b <5d> e9 c7 e0 a3 09 e8 52 78 89 ff 5b 5d c3 cc cc cc cc 48 89 df e8
RSP: 0018:ffffc90002f974a0 EFLAGS: 00000286
RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8c1b0a20 RDI: ffffffff8e12d8e8
RBP: 0000000000000001 R08: 00000000166abb7d R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000000 R12: ffffffff81f2c010
R13: ffffc90002f97520 R14: 0000000000000000 R15: ffff88803285db80
rcu_read_lock include/linux/rcupdate.h:851 [inline]
class_rcu_constructor include/linux/rcupdate.h:1193 [inline]
unwind_next_frame+0x6fa/0x1ea0 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x162/0x1e0 mm/page_owner.c:165
__reset_page_owner+0x84/0x190 mm/page_owner.c:320
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1433 [inline]
__free_frozen_pages+0x7e1/0x10d0 mm/page_alloc.c:2978
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x47/0xe0 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286
__kasan_kmalloc+0x8a/0xb0 mm/kasan/common.c:406
kasan_kmalloc include/linux/kasan.h:263 [inline]
__do_kmalloc_node mm/slub.c:5260 [inline]
__kmalloc_node_track_caller_noprof+0x304/0x850 mm/slub.c:5368
kmalloc_reserve+0xe8/0x350 net/core/skbuff.c:635
__alloc_skb+0x185/0x710 net/core/skbuff.c:713
alloc_skb include/linux/skbuff.h:1383 [inline]
alloc_skb_with_frags+0xe0/0x810 net/core/skbuff.c:6763
sock_alloc_send_pskb+0x801/0x980 net/core/sock.c:2995
unix_dgram_sendmsg+0x3c7/0x1820 net/unix/af_unix.c:2125
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x468/0x4b0 net/socket.c:2206
__do_sys_sendto net/socket.c:2213 [inline]
__se_sys_sendto net/socket.c:2209 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2209
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f51605fb407
RSP: 002b:00007fffb61dae80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f51604abc80 RCX: 00007f51605fb407
RDX: 00000000000000a0 RSI: 00007fffb61dafc0 RDI: 0000000000000003
RBP: 00007fffb61db3f0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000202 R12: 00007fffb61db408
R13: 00007fffb61dafc0 R14: 0000000000000085 R15: 00007fffb61dafc0
task:syz-executor state:R running task stack:25416 pid:5820 tgid:5820 ppid:5813 task_flags:0x40050c flags:0x00080002
Call Trace:
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0xfee/0x6120 kernel/sched/core.c:6911
preempt_schedule_common+0x42/0xc0 kernel/sched/core.c:7095
preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12
__raw_spin_unlock include/linux/spinlock_api_smp.h:169 [inline]
_raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:389 [inline]
zap_pte_range mm/memory.c:1959 [inline]
zap_pmd_range mm/memory.c:2021 [inline]
zap_pud_range mm/memory.c:2049 [inline]
zap_p4d_range mm/memory.c:2070 [inline]
unmap_page_range+0x152f/0x4840 mm/memory.c:2091
unmap_single_vma+0x153/0x240 mm/memory.c:2133
unmap_vmas+0x295/0x590 mm/memory.c:2171
exit_mmap+0x1ef/0xa30 mm/mmap.c:1302
__mmput+0x12a/0x410 kernel/fork.c:1175
mmput+0x67/0x80 kernel/fork.c:1198
exit_mm kernel/exit.c:581 [inline]
do_exit+0x819/0x2b60 kernel/exit.c:964
do_group_exit+0xd5/0x2a0 kernel/exit.c:1118
get_signal+0x1ec7/0x21e0 kernel/signal.c:3034
arch_do_signal_or_restart+0x91/0x770 arch/x86/kernel/signal.c:337
__exit_to_user_mode_loop kernel/entry/common.c:64 [inline]
exit_to_user_mode_loop+0x86/0x4a0 kernel/entry/common.c:98
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline]
do_syscall_64+0x668/0xf80 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdba3957917
RSP: 002b:00007fffeaa3eb30 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 0000555590f5c500 RCX: 00007fdba3957917
RDX: 0000000040000000 RSI: 00007fffeaa3eb8c RDI: ffffffffffffffff
RBP: 00007fffeaa3eb8c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008
R13: 0000000000000003 R14: 00007fffeaa3ede8 R15: 0000000000000000
net_ratelimit: 11687 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
net_ratelimit: 15479 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:7e:fc:c9:59:da:f3, vlan:0)