[ 305.008553][ T2878] br1: port 1(vx10) entered blocking state
[ 305.008869][ T2878] br1: port 1(vx10) entered disabled state
[ 305.009165][ T2878] vx10: entered allmulticast mode
[ 305.011744][ T2878] vx10: entered promiscuous mode
[ 305.013127][ T2878] br1: port 1(vx10) entered blocking state
[ 305.013414][ T2878] br1: port 1(vx10) entered forwarding state
[ 305.360321][ T2883] br1: port 2(vx20) entered blocking state
[ 305.360644][ T2883] br1: port 2(vx20) entered disabled state
[ 305.360956][ T2883] vx20: entered allmulticast mode
[ 305.362893][ T2883] vx20: entered promiscuous mode
[ 305.363519][ T2883] br1: port 2(vx20) entered blocking state
[ 305.363789][ T2883] br1: port 2(vx20) entered forwarding state
[ 305.532950][ T2885] br1: port 3(veth1) entered blocking state
[ 305.533296][ T2885] br1: port 3(veth1) entered disabled state
[ 305.533616][ T2885] veth1: entered allmulticast mode
[ 305.542652][ T2885] veth1: entered promiscuous mode
[ 305.622248][ T45] br1: port 3(veth1) entered blocking state
[ 305.622597][ T45] br1: port 3(veth1) entered forwarding state
[ 305.784042][ T2888] br1: port 4(veth2) entered blocking state
[ 305.784380][ T2888] br1: port 4(veth2) entered disabled state
[ 305.784717][ T2888] veth2: entered allmulticast mode
[ 305.787970][ T2888] veth2: entered promiscuous mode
[ 305.870257][ T45] br1: port 4(veth2) entered blocking state
[ 305.870578][ T45] br1: port 4(veth2) entered forwarding state
[ 306.814627][ T2900] br1: entered promiscuous mode
[ 306.817278][ T2900] br1: left promiscuous mode
[ 306.836504][ T2900] br1: entered promiscuous mode
[ 309.123403][ C1]
[ 309.123969][ C1] =============================
[ 309.124142][ C1] WARNING: suspicious RCU usage
[ 309.124307][ C1] 6.13.0-virtme #1 Not tainted
[ 309.124483][ C1] -----------------------------
[ 309.124648][ C1] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[ 309.125020][ C1]
[ 309.125020][ C1] other info that might help us debug this:
[ 309.125020][ C1]
[ 309.125351][ C1]
[ 309.125351][ C1] rcu_scheduler_active = 2, debug_locks = 1
[ 309.125635][ C1] 1 lock held by swapper/1/0:
[ 309.125821][ C1] #0: ffffc900001e0d60 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[ 309.126159][ C1]
[ 309.126159][ C1] stack backtrace:
[ 309.126385][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.13.0-virtme #1
[ 309.126390][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 309.126392][ C1] Call Trace:
[ 309.126394][ C1]
[ 309.126398][ C1] dump_stack_lvl+0xb0/0xd0
[ 309.126407][ C1] lockdep_rcu_suspicious+0x1ea/0x280
[ 309.126418][ C1] __icmp_send+0xb0d/0x1580
[ 309.126427][ C1] ? debug_object_activate+0x389/0x4a0
[ 309.126439][ C1] ? __pfx_debug_object_activate+0x10/0x10
[ 309.126445][ C1] ? __pfx___icmp_send+0x10/0x10
[ 309.126453][ C1] ? get_nohz_timer_target+0x1a3/0x3a0
[ 309.126464][ C1] ? rcu_read_lock_any_held+0x43/0xb0
[ 309.126471][ C1] ? validate_chain+0x1fe/0xae0
[ 309.126483][ C1] ? __pfx_validate_chain+0x10/0x10
[ 309.126487][ C1] ? hlock_class+0x4e/0x130
[ 309.126491][ C1] ? mark_lock+0x38/0x3e0
[ 309.126501][ C1] ? __lock_acquire+0xb9a/0x1680
[ 309.126510][ C1] ipv4_send_dest_unreach+0x3b4/0x800
[ 309.126517][ C1] ? neigh_invalidate+0x1c7/0x540
[ 309.126523][ C1] ? __pfx_ipv4_send_dest_unreach+0x10/0x10
[ 309.126536][ C1] ipv4_link_failure+0x1b/0x190
[ 309.126541][ C1] arp_error_report+0x96/0x170
[ 309.126549][ C1] neigh_invalidate+0x209/0x540
[ 309.126558][ C1] neigh_timer_handler+0x87a/0xdf0
[ 309.126568][ C1] ? __pfx_neigh_timer_handler+0x10/0x10
[ 309.126572][ C1] call_timer_fn+0x13b/0x230
[ 309.126575][ C1] ? call_timer_fn+0xe8/0x230
[ 309.126578][ C1] ? call_timer_fn+0xe8/0x230
[ 309.126582][ C1] ? __pfx_call_timer_fn+0x10/0x10
[ 309.126585][ C1] ? mark_lock+0x38/0x3e0
[ 309.126603][ C1] __run_timers+0x545/0x810
[ 309.126606][ C1] ? __pfx_neigh_timer_handler+0x10/0x10
[ 309.126617][ C1] ? __pfx___run_timers+0x10/0x10
[ 309.126619][ C1] ? clockevents_program_event+0xf6/0x300
[ 309.126630][ C1] ? do_raw_spin_lock+0x131/0x270
[ 309.126637][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 309.126642][ C1] ? lock_acquire+0x32/0xc0
[ 309.126644][ C1] ? run_timer_softirq+0xe6/0x1c0
[ 309.126654][ C1] run_timer_softirq+0xee/0x1c0
[ 309.126659][ C1] handle_softirqs+0x1f6/0x5c0
[ 309.126673][ C1] __irq_exit_rcu+0xc4/0x100
[ 309.126676][ C1] irq_exit_rcu+0xe/0x20
[ 309.126679][ C1] sysvec_apic_timer_interrupt+0x78/0x90
[ 309.126685][ C1]
[ 309.126686][ C1]
[ 309.126688][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 309.126692][ C1] RIP: 0010:default_idle+0xf/0x20
[ 309.126697][ 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 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[ 309.126699][ C1] RSP: 0018:ffffc90000157df8 EFLAGS: 00000246
[ 309.126703][ C1] RAX: 00000000007e5377 RBX: 1ffff9200002afc1 RCX: ffffffff94714b15
[ 309.126705][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff91f69634
[ 309.126707][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c1703a
[ 309.126709][ C1] R10: ffff8880360b81d3 R11: ffff888001b2c5c0 R12: 0000000000000000
[ 309.126710][ C1] R13: ffff888001b2c5c0 R14: dffffc0000000000 R15: 0000000000000000
[ 309.126720][ C1] ? ct_kernel_exit.constprop.0+0xc5/0xf0
[ 309.126724][ C1] ? cpuidle_idle_call+0x1f4/0x280
[ 309.126734][ C1] default_idle_call+0x6d/0xb0
[ 309.126737][ C1] cpuidle_idle_call+0x1f4/0x280
[ 309.126742][ C1] ? __pfx_cpuidle_idle_call+0x10/0x10
[ 309.126749][ C1] ? tsc_verify_tsc_adjust+0x5e/0x2b0
[ 309.126760][ C1] do_idle+0xf6/0x160
[ 309.126767][ C1] cpu_startup_entry+0x54/0x60
[ 309.126771][ C1] start_secondary+0x21e/0x2b0
[ 309.126775][ C1] ? __pfx_start_secondary+0x10/0x10
[ 309.126785][ C1] common_startup_64+0x12c/0x138
[ 309.126808][ C1]
[ 312.403871][ T2985] br1: port 1(vx10) entered blocking state
[ 312.404257][ T2985] br1: port 1(vx10) entered disabled state
[ 312.404635][ T2985] vx10: entered allmulticast mode
[ 312.406770][ T2985] vx10: entered promiscuous mode
[ 312.407699][ T2985] br1: port 1(vx10) entered blocking state
[ 312.408034][ T2985] br1: port 1(vx10) entered forwarding state
[ 312.782663][ T2989] br1: port 2(vx20) entered blocking state
[ 312.782947][ T2989] br1: port 2(vx20) entered disabled state
[ 312.783249][ T2989] vx20: entered allmulticast mode
[ 312.785198][ T2989] vx20: entered promiscuous mode
[ 312.786373][ T2989] br1: port 2(vx20) entered blocking state
[ 312.786640][ T2989] br1: port 2(vx20) entered forwarding state
[ 312.941138][ T2991] br1: port 3(w1) entered blocking state
[ 312.941491][ T2991] br1: port 3(w1) entered disabled state
[ 312.941809][ T2991] w1: entered allmulticast mode
[ 312.943809][ T2991] w1: entered promiscuous mode
[ 313.032180][ T45] br1: port 3(w1) entered blocking state
[ 313.032484][ T45] br1: port 3(w1) entered forwarding state
[ 313.196618][ T2994] br1: port 4(w3) entered blocking state
[ 313.196927][ T2994] br1: port 4(w3) entered disabled state
[ 313.197213][ T2994] w3: entered allmulticast mode
[ 313.199971][ T2994] w3: entered promiscuous mode
[ 313.292900][ T309] br1: port 4(w3) entered blocking state
[ 313.293206][ T309] br1: port 4(w3) entered forwarding state
[ 314.112831][ T3004] br1: entered promiscuous mode
[ 314.116101][ T3004] br1: left promiscuous mode
[ 314.142224][ T3004] br1: entered promiscuous mode
[ 314.651991][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[ 314.653756][ C1] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected!
[ 314.820014][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[ 314.821973][ C3] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected!
[ 314.868600][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20)
[ 314.884301][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10)
[ 344.256831][ T11] w3: left allmulticast mode
[ 344.257163][ T11] w3: left promiscuous mode
[ 344.257597][ T11] br1: port 4(w3) entered disabled state
[ 344.260027][ T11] w1: left allmulticast mode
[ 344.260233][ T11] w1: left promiscuous mode
[ 344.260615][ T11] br1: port 3(w1) entered disabled state
[ 344.262216][ T11] vx20: left allmulticast mode
[ 344.262469][ T11] vx20: left promiscuous mode
[ 344.262886][ T11] br1: port 2(vx20) entered disabled state
[ 344.265448][ T11] vx10: left allmulticast mode
[ 344.265641][ T11] vx10: left promiscuous mode
[ 344.265978][ T11] br1: port 1(vx10) entered disabled state
[ 346.480114][ T3355] br1: left promiscuous mode
[ 347.110522][ T3361] br1: port 4(veth2) entered disabled state
[ 347.207970][ T3362] veth2: left allmulticast mode
[ 347.208342][ T3362] veth2: left promiscuous mode
[ 347.208870][ T3362] br1: port 4(veth2) entered disabled state
[ 347.392989][ T3364] br1: port 3(veth1) entered disabled state
[ 347.482597][ T3365] veth1: left allmulticast mode
[ 347.482905][ T3365] veth1: left promiscuous mode
[ 347.483261][ T3365] br1: port 3(veth1) entered disabled state
[ 347.718157][ T3367] vx20: left allmulticast mode
[ 347.718596][ T3367] vx20: left promiscuous mode
[ 347.718929][ T3367] br1: port 2(vx20) entered disabled state
[ 348.113266][ T3371] vx10: left allmulticast mode
[ 348.113571][ T3371] vx10: left promiscuous mode
[ 348.113923][ T3371] br1: port 1(vx10) entered disabled state