[ 16.744451][ T371] br: port 1(veth1) entered blocking state
[ 16.744932][ T371] br: port 1(veth1) entered disabled state
[ 16.745550][ T371] veth1: entered allmulticast mode
[ 16.748552][ T371] veth1: entered promiscuous mode
[ 16.751165][ T40] br: port 1(veth1) entered blocking state
[ 16.751566][ T40] br: port 1(veth1) entered forwarding state
[ 16.881914][ T377] br: port 2(veth3) entered blocking state
[ 16.882245][ T377] br: port 2(veth3) entered disabled state
[ 16.882551][ T377] veth3: entered allmulticast mode
[ 16.884661][ T377] veth3: entered promiscuous mode
[ 16.887464][ T40] br: port 2(veth3) entered blocking state
[ 16.887772][ T40] br: port 2(veth3) entered forwarding state
[ 17.007222][ T382] br: port 3(veth4) entered blocking state
[ 17.007546][ T382] br: port 3(veth4) entered disabled state
[ 17.007817][ T382] veth4: entered allmulticast mode
[ 17.009705][ T382] veth4: entered promiscuous mode
[ 17.011181][ T40] br: port 3(veth4) entered blocking state
[ 17.011572][ T40] br: port 3(veth4) entered forwarding state
[ 57.290173][ C2]
[ 57.290609][ C2] =============================
[ 57.290814][ C2] WARNING: suspicious RCU usage
[ 57.290999][ C2] 6.13.0-virtme #1 Not tainted
[ 57.291198][ C2] -----------------------------
[ 57.291380][ C2] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[ 57.291704][ C2]
[ 57.291704][ C2] other info that might help us debug this:
[ 57.291704][ C2]
[ 57.292038][ C2]
[ 57.292038][ C2] rcu_scheduler_active = 2, debug_locks = 1
[ 57.292317][ C2] 1 lock held by swapper/2/0:
[ 57.292502][ C2] #0: ffffc90000238ae8 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[ 57.292822][ C2]
[ 57.292822][ C2] stack backtrace:
[ 57.293041][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.13.0-virtme #1
[ 57.293045][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 57.293049][ C2] Call Trace:
[ 57.293051][ C2]
[ 57.293056][ C2] dump_stack_lvl+0xb0/0xd0
[ 57.293065][ C2] lockdep_rcu_suspicious+0x1ea/0x280
[ 57.293075][ C2] __icmp_send+0xb0d/0x1580
[ 57.293090][ C2] ? __pfx___icmp_send+0x10/0x10
[ 57.293096][ C2] ? __lock_release+0x103/0x460
[ 57.293101][ C2] ? __pfx___lock_release+0x10/0x10
[ 57.293105][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 57.293113][ C2] ? rcu_read_lock_any_held+0x43/0xb0
[ 57.293119][ C2] ? validate_chain+0x1fe/0xae0
[ 57.293130][ C2] ? __pfx_validate_chain+0x10/0x10
[ 57.293134][ C2] ? hlock_class+0x4e/0x130
[ 57.293138][ C2] ? mark_lock+0x38/0x3e0
[ 57.293147][ C2] ? __lock_acquire+0xb9a/0x1680
[ 57.293159][ C2] ipv4_send_dest_unreach+0x3b4/0x800
[ 57.293165][ C2] ? neigh_invalidate+0x1c7/0x540
[ 57.293170][ C2] ? __pfx_ipv4_send_dest_unreach+0x10/0x10
[ 57.293183][ C2] ipv4_link_failure+0x1b/0x190
[ 57.293188][ C2] arp_error_report+0x96/0x170
[ 57.293195][ C2] neigh_invalidate+0x209/0x540
[ 57.293204][ C2] neigh_timer_handler+0x87a/0xdf0
[ 57.293214][ C2] ? __pfx_neigh_timer_handler+0x10/0x10
[ 57.293217][ C2] call_timer_fn+0x13b/0x230
[ 57.293220][ C2] ? call_timer_fn+0xe8/0x230
[ 57.293223][ C2] ? call_timer_fn+0xe8/0x230
[ 57.293227][ C2] ? __pfx_call_timer_fn+0x10/0x10
[ 57.293229][ C2] ? mark_lock+0x38/0x3e0
[ 57.293247][ C2] __run_timers+0x545/0x810
[ 57.293250][ C2] ? __pfx_neigh_timer_handler+0x10/0x10
[ 57.293261][ C2] ? __pfx___run_timers+0x10/0x10
[ 57.293264][ C2] ? __lock_release+0x103/0x460
[ 57.293271][ C2] ? do_raw_spin_lock+0x131/0x270
[ 57.293277][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 57.293282][ C2] ? lock_acquire+0x32/0xc0
[ 57.293285][ C2] ? timer_expire_remote+0x96/0xf0
[ 57.293295][ C2] timer_expire_remote+0x9e/0xf0
[ 57.293299][ C2] tmigr_handle_remote_cpu+0x278/0x440
[ 57.293307][ C2] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10
[ 57.293310][ C2] ? __pfx___lock_release+0x10/0x10
[ 57.293313][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 57.293332][ C2] tmigr_handle_remote_up+0x1a6/0x270
[ 57.293338][ C2] ? __pfx_tmigr_handle_remote_up+0x10/0x10
[ 57.293343][ C2] __walk_groups.isra.0+0x44/0x160
[ 57.293353][ C2] tmigr_handle_remote+0x20b/0x300
[ 57.293357][ C2] ? __pfx_tmigr_handle_remote+0x10/0x10
[ 57.293360][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 57.293367][ C2] ? ktime_get+0xb8/0x200
[ 57.293375][ C2] ? clockevents_program_event+0x1ea/0x300
[ 57.293390][ C2] handle_softirqs+0x1f6/0x5c0
[ 57.293402][ C2] __irq_exit_rcu+0xc4/0x100
[ 57.293405][ C2] irq_exit_rcu+0xe/0x20
[ 57.293408][ C2] sysvec_apic_timer_interrupt+0x78/0x90
[ 57.293413][ C2]
[ 57.293414][ C2]
[ 57.293416][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 57.293421][ C2] RIP: 0010:default_idle+0xf/0x20
[ 57.293425][ C2] 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
[ 57.293428][ C2] RSP: 0018:ffffc90000167df8 EFLAGS: 00000242
[ 57.293431][ C2] RAX: 0000000000128dfd RBX: 1ffff9200002cfc1 RCX: ffffffff90914b15
[ 57.293433][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e169634
[ 57.293436][ C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c2703a
[ 57.293437][ C2] R10: ffff8880361381d3 R11: ffff888001b38040 R12: 0000000000000000
[ 57.293439][ C2] R13: ffff888001b38040 R14: dffffc0000000000 R15: 0000000000000000
[ 57.293449][ C2] ? ct_kernel_exit.constprop.0+0xc5/0xf0
[ 57.293453][ C2] ? cpuidle_idle_call+0x1f4/0x280
[ 57.293462][ C2] default_idle_call+0x6d/0xb0
[ 57.293465][ C2] cpuidle_idle_call+0x1f4/0x280
[ 57.293470][ C2] ? __pfx_cpuidle_idle_call+0x10/0x10
[ 57.293477][ C2] ? tsc_verify_tsc_adjust+0x5e/0x2b0
[ 57.293487][ C2] do_idle+0xf6/0x160
[ 57.293493][ C2] cpu_startup_entry+0x54/0x60
[ 57.293498][ C2] start_secondary+0x21e/0x2b0
[ 57.293502][ C2] ? __pfx_start_secondary+0x10/0x10
[ 57.293513][ C2] common_startup_64+0x12c/0x138
[ 57.293534][ C2]
[ 112.536795][ T813] Mirror/redirect action on
[ 149.132112][ T989] br: port 3(veth4) entered disabled state
[ 149.133625][ T989] veth4: left allmulticast mode
[ 149.133900][ T989] veth4: left promiscuous mode
[ 149.134264][ T989] br: port 3(veth4) entered disabled state
[ 149.226965][ T991] br: port 2(veth3) entered disabled state
[ 149.227596][ T991] veth3: left allmulticast mode
[ 149.227780][ T991] veth3: left promiscuous mode
[ 149.228084][ T991] br: port 2(veth3) entered disabled state
[ 149.341747][ T993] br: port 1(veth1) entered disabled state
[ 149.343005][ T993] veth1: left allmulticast mode
[ 149.344043][ T993] veth1: left promiscuous mode
[ 149.345050][ T993] br: port 1(veth1) entered disabled state