[   15.697381][  T326] br1: port 1(vx10) entered blocking state
[   15.697886][  T326] br1: port 1(vx10) entered disabled state
[   15.698400][  T326] vx10: entered allmulticast mode
[   15.701918][  T326] vx10: entered promiscuous mode
[   15.703114][  T326] br1: port 1(vx10) entered blocking state
[   15.703454][  T326] br1: port 1(vx10) entered forwarding state
[   15.712311][  T326] ip (326) used greatest stack depth: 23488 bytes left
[   16.077079][  T331] br1: port 2(vx20) entered blocking state
[   16.078609][  T331] br1: port 2(vx20) entered disabled state
[   16.078898][  T331] vx20: entered allmulticast mode
[   16.080833][  T331] vx20: entered promiscuous mode
[   16.081709][  T331] br1: port 2(vx20) entered blocking state
[   16.081956][  T331] br1: port 2(vx20) entered forwarding state
[   16.251935][  T333] br1: port 3(veth1) entered blocking state
[   16.252221][  T333] br1: port 3(veth1) entered disabled state
[   16.252505][  T333] veth1: entered allmulticast mode
[   16.260699][  T333] veth1: entered promiscuous mode
[   16.334093][   T57] br1: port 3(veth1) entered blocking state
[   16.334606][   T57] br1: port 3(veth1) entered forwarding state
[   16.516597][  T336] br1: port 4(veth2) entered blocking state
[   16.516912][  T336] br1: port 4(veth2) entered disabled state
[   16.517198][  T336] veth2: entered allmulticast mode
[   16.519856][  T336] veth2: entered promiscuous mode
[   16.593283][   T57] br1: port 4(veth2) entered blocking state
[   16.593735][   T57] br1: port 4(veth2) entered forwarding state
[   16.985214][  T342] br1: port 5(vx4001) entered blocking state
[   16.985536][  T342] br1: port 5(vx4001) entered disabled state
[   16.985828][  T342] vx4001: entered allmulticast mode
[   16.994042][  T342] vx4001: entered promiscuous mode
[   16.994638][  T342] br1: port 5(vx4001) entered blocking state
[   16.994900][  T342] br1: port 5(vx4001) entered forwarding state
[   17.669633][  T351] 8021q: 802.1Q VLAN Support v1.8
[   17.974925][  T354] br1: entered promiscuous mode
[   17.978841][  T354] br1: left promiscuous mode
[   17.997959][  T354] br1: entered promiscuous mode
[   20.550353][    C1] 
[   20.550707][    C1] =============================
[   20.550881][    C1] WARNING: suspicious RCU usage
[   20.551063][    C1] 6.13.0-virtme #1 Not tainted
[   20.551234][    C1] -----------------------------
[   20.551714][    C1] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[   20.552020][    C1] 
[   20.552020][    C1] other info that might help us debug this:
[   20.552020][    C1] 
[   20.552360][    C1] 
[   20.552360][    C1] rcu_scheduler_active = 2, debug_locks = 1
[   20.552643][    C1] 1 lock held by swapper/1/0:
[   20.552822][    C1]  #0: ffffc900001e0ae8 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[   20.553145][    C1] 
[   20.553145][    C1] stack backtrace:
[   20.553372][    C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.13.0-virtme #1
[   20.553376][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.553379][    C1] Call Trace:
[   20.553381][    C1]  <IRQ>
[   20.553384][    C1]  dump_stack_lvl+0xb0/0xd0
[   20.553393][    C1]  lockdep_rcu_suspicious+0x1ea/0x280
[   20.553403][    C1]  __icmp_send+0xb0d/0x1580
[   20.553412][    C1]  ? handle_irq_event+0x112/0x1c0
[   20.553424][    C1]  ? __pfx___icmp_send+0x10/0x10
[   20.553426][    C1]  ? hlock_class+0x4e/0x130
[   20.553429][    C1]  ? mark_lock+0x38/0x3e0
[   20.553443][    C1]  ? rcu_read_lock_any_held+0x43/0xb0
[   20.553448][    C1]  ? validate_chain+0x1fe/0xae0
[   20.553460][    C1]  ? __pfx_validate_chain+0x10/0x10
[   20.553464][    C1]  ? hlock_class+0x4e/0x130
[   20.553467][    C1]  ? mark_lock+0x38/0x3e0
[   20.553476][    C1]  ? __lock_acquire+0xb9a/0x1680
[   20.553485][    C1]  ipv4_send_dest_unreach+0x3b4/0x800
[   20.553491][    C1]  ? neigh_invalidate+0x1c7/0x540
[   20.553497][    C1]  ? __pfx_ipv4_send_dest_unreach+0x10/0x10
[   20.553510][    C1]  ipv4_link_failure+0x1b/0x190
[   20.553515][    C1]  arp_error_report+0x96/0x170
[   20.553522][    C1]  neigh_invalidate+0x209/0x540
[   20.553531][    C1]  neigh_timer_handler+0x87a/0xdf0
[   20.553541][    C1]  ? __pfx_neigh_timer_handler+0x10/0x10
[   20.553544][    C1]  call_timer_fn+0x13b/0x230
[   20.553547][    C1]  ? call_timer_fn+0xe8/0x230
[   20.553550][    C1]  ? call_timer_fn+0xe8/0x230
[   20.553554][    C1]  ? __pfx_call_timer_fn+0x10/0x10
[   20.553556][    C1]  ? mark_lock+0x38/0x3e0
[   20.553574][    C1]  __run_timers+0x545/0x810
[   20.553578][    C1]  ? __pfx_neigh_timer_handler+0x10/0x10
[   20.553588][    C1]  ? __pfx___run_timers+0x10/0x10
[   20.553591][    C1]  ? __lock_release+0x103/0x460
[   20.553598][    C1]  ? do_raw_spin_lock+0x131/0x270
[   20.553604][    C1]  ? __pfx_do_raw_spin_lock+0x10/0x10
[   20.553609][    C1]  ? lock_acquire+0x32/0xc0
[   20.553612][    C1]  ? timer_expire_remote+0x96/0xf0
[   20.553622][    C1]  timer_expire_remote+0x9e/0xf0
[   20.553626][    C1]  tmigr_handle_remote_cpu+0x278/0x440
[   20.553633][    C1]  ? __pfx_tmigr_handle_remote_cpu+0x10/0x10
[   20.553636][    C1]  ? __pfx___lock_release+0x10/0x10
[   20.553640][    C1]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   20.553658][    C1]  tmigr_handle_remote_up+0x1a6/0x270
[   20.553664][    C1]  ? __pfx_tmigr_handle_remote_up+0x10/0x10
[   20.553669][    C1]  __walk_groups.isra.0+0x44/0x160
[   20.553680][    C1]  tmigr_handle_remote+0x20b/0x300
[   20.553684][    C1]  ? __pfx_tmigr_handle_remote+0x10/0x10
[   20.553686][    C1]  ? kvm_clock_get_cycles+0x18/0x30
[   20.553694][    C1]  ? ktime_get+0xb8/0x200
[   20.553702][    C1]  ? clockevents_program_event+0x1ea/0x300
[   20.553716][    C1]  handle_softirqs+0x1f6/0x5c0
[   20.553729][    C1]  __irq_exit_rcu+0xc4/0x100
[   20.553732][    C1]  irq_exit_rcu+0xe/0x20
[   20.553735][    C1]  sysvec_apic_timer_interrupt+0x78/0x90
[   20.553740][    C1]  </IRQ>
[   20.553741][    C1]  <TASK>
[   20.553744][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[   20.553749][    C1] RIP: 0010:default_idle+0xf/0x20
[   20.553754][    C1] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 cc 14 00 fb f4 <fa> c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[   20.553757][    C1] RSP: 0018:ffffc90000157df8 EFLAGS: 00000246
[   20.553761][    C1] RAX: 00000000000fb369 RBX: 1ffff9200002afc1 RCX: ffffffffa3914b15
[   20.553763][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa1169634
[   20.553764][    C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c1703a
[   20.553766][    C1] R10: ffff8880360b81d3 R11: ffff888001b2c5c0 R12: 0000000000000000
[   20.553767][    C1] R13: ffff888001b2c5c0 R14: dffffc0000000000 R15: 0000000000000000
[   20.553777][    C1]  ? ct_kernel_exit.constprop.0+0xc5/0xf0
[   20.553781][    C1]  ? cpuidle_idle_call+0x1f4/0x280
[   20.553791][    C1]  default_idle_call+0x6d/0xb0
[   20.553794][    C1]  cpuidle_idle_call+0x1f4/0x280
[   20.553799][    C1]  ? __pfx_cpuidle_idle_call+0x10/0x10
[   20.553807][    C1]  ? tsc_verify_tsc_adjust+0x5e/0x2b0
[   20.553817][    C1]  do_idle+0xf6/0x160
[   20.553823][    C1]  cpu_startup_entry+0x54/0x60
[   20.553828][    C1]  start_secondary+0x21e/0x2b0
[   20.553832][    C1]  ? __pfx_start_secondary+0x10/0x10
[   20.553842][    C1]  common_startup_64+0x12c/0x138
[   20.553864][    C1]  </TASK>
[   23.797354][  T435] br1: port 1(vx10) entered blocking state
[   23.797687][  T435] br1: port 1(vx10) entered disabled state
[   23.797995][  T435] vx10: entered allmulticast mode
[   23.799959][  T435] vx10: entered promiscuous mode
[   23.800915][  T435] br1: port 1(vx10) entered blocking state
[   23.801202][  T435] br1: port 1(vx10) entered forwarding state
[   24.125168][  T439] br1: port 2(vx20) entered blocking state
[   24.125820][  T439] br1: port 2(vx20) entered disabled state
[   24.126099][  T439] vx20: entered allmulticast mode
[   24.128032][  T439] vx20: entered promiscuous mode
[   24.128553][  T439] br1: port 2(vx20) entered blocking state
[   24.128802][  T439] br1: port 2(vx20) entered forwarding state
[   24.463897][  T443] br1: port 3(vx4001) entered blocking state
[   24.464310][  T443] br1: port 3(vx4001) entered disabled state
[   24.464631][  T443] vx4001: entered allmulticast mode
[   24.466546][  T443] vx4001: entered promiscuous mode
[   24.467080][  T443] br1: port 3(vx4001) entered blocking state
[   24.467371][  T443] br1: port 3(vx4001) entered forwarding state
[   24.619201][  T445] br1: port 4(w1) entered blocking state
[   24.619588][  T445] br1: port 4(w1) entered disabled state
[   24.620244][  T445] w1: entered allmulticast mode
[   24.622736][  T445] w1: entered promiscuous mode
[   24.705453][   T57] br1: port 4(w1) entered blocking state
[   24.705707][   T57] br1: port 4(w1) entered forwarding state
[   24.896460][  T448] br1: port 5(w3) entered blocking state
[   24.896745][  T448] br1: port 5(w3) entered disabled state
[   24.896990][  T448] w3: entered allmulticast mode
[   24.900224][  T448] w3: entered promiscuous mode
[   24.993064][   T57] br1: port 5(w3) entered blocking state
[   24.993317][   T57] br1: port 5(w3) entered forwarding state
[   25.821075][  T458] br1: entered promiscuous mode
[   25.823330][  T458] br1: left promiscuous mode
[   25.834262][  T458] br1: entered promiscuous mode
[   26.886970][    C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[   26.888772][    C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[   26.889312][    C1] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected!
[   26.890824][    C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[   27.463147][    C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[   27.464145][    C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[   27.974885][    C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[   31.175296][    C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[   39.367251][    C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[   44.000025][   T67] w3: left allmulticast mode
[   44.000379][   T67] w3: left promiscuous mode
[   44.000744][   T67] br1: port 5(w3) entered disabled state
[   44.009690][   T67] w1: left allmulticast mode
[   44.009920][   T67] w1: left promiscuous mode
[   44.010223][   T67] br1: port 4(w1) entered disabled state
[   44.011923][   T67] vx4001: left allmulticast mode
[   44.012119][   T67] vx4001: left promiscuous mode
[   44.012894][   T67] br1: port 3(vx4001) entered disabled state
[   44.014497][   T67] vx20: left allmulticast mode
[   44.014712][   T67] vx20: left promiscuous mode
[   44.015007][   T67] br1: port 2(vx20) entered disabled state
[   44.016468][   T67] vx10: left allmulticast mode
[   44.016798][   T67] vx10: left promiscuous mode
[   44.017114][   T67] br1: port 1(vx10) entered disabled state
[   46.407606][  T648] br1: left promiscuous mode
[   47.010778][  T654] br1: port 4(veth2) entered disabled state
[   47.097696][  T655] veth2: left allmulticast mode
[   47.098010][  T655] veth2: left promiscuous mode
[   47.098663][  T655] br1: port 4(veth2) entered disabled state
[   47.254362][  T657] br1: port 3(veth1) entered disabled state
[   47.330436][  T658] veth1: left allmulticast mode
[   47.330704][  T658] veth1: left promiscuous mode
[   47.331056][  T658] br1: port 3(veth1) entered disabled state
[   47.483220][  T660] vx4001: left allmulticast mode
[   47.483475][  T660] vx4001: left promiscuous mode
[   47.483792][  T660] br1: port 5(vx4001) entered disabled state
[   47.845932][  T664] vx20: left allmulticast mode
[   47.846175][  T664] vx20: left promiscuous mode
[   47.846539][  T664] br1: port 2(vx20) entered disabled state
[   48.220519][  T668] vx10: left allmulticast mode
[   48.220772][  T668] vx10: left promiscuous mode
[   48.221136][  T668] br1: port 1(vx10) entered disabled state