[  564.321030][ T6682] veth0: renamed from veth-rt-1
[  565.055713][ T6690] veth0: renamed from veth-rt-2
[  580.372468][    C1] 
[  580.372861][    C1] =============================
[  580.373040][    C1] WARNING: suspicious RCU usage
[  580.373232][    C1] 6.13.0-virtme #1 Not tainted
[  580.373406][    C1] -----------------------------
[  580.373576][    C1] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[  580.373866][    C1] 
[  580.373866][    C1] other info that might help us debug this:
[  580.373866][    C1] 
[  580.374205][    C1] 
[  580.374205][    C1] rcu_scheduler_active = 2, debug_locks = 1
[  580.374455][    C1] 1 lock held by swapper/1/0:
[  580.374627][    C1]  #0: ffffc900001e0ae8 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[  580.374936][    C1] 
[  580.374936][    C1] stack backtrace:
[  580.375149][    C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.13.0-virtme #1
[  580.375155][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  580.375158][    C1] Call Trace:
[  580.375161][    C1]  <IRQ>
[  580.375167][    C1]  dump_stack_lvl+0xb0/0xd0
[  580.375182][    C1]  lockdep_rcu_suspicious+0x1ea/0x280
[  580.375204][    C1]  icmp6_send+0x10c7/0x1c00
[  580.375213][    C1]  ? rcu_read_lock_any_held+0x43/0xb0
[  580.375222][    C1]  ? validate_chain+0x1fe/0xae0
[  580.375235][    C1]  ? __pfx_validate_chain+0x10/0x10
[  580.375265][    C1]  ? __pfx_icmp6_send+0x10/0x10
[  580.375285][    C1]  ? __pfx_validate_chain+0x10/0x10
[  580.375296][    C1]  ? hlock_class+0x4e/0x130
[  580.375304][    C1]  ? mark_lock+0x38/0x3e0
[  580.375330][    C1]  ? __lock_acquire+0xb9a/0x1680
[  580.375347][    C1]  ? find_held_lock+0x2c/0x110
[  580.375364][    C1]  ? __lock_release+0x103/0x460
[  580.375372][    C1]  ? neigh_invalidate+0x1c7/0x540
[  580.375383][    C1]  ? __pfx___lock_release+0x10/0x10
[  580.375392][    C1]  ? lock_acquire.part.0+0xeb/0x330
[  580.375422][    C1]  ip6_link_failure+0x30/0x430
[  580.375441][    C1]  ndisc_error_report+0x96/0x170
[  580.375454][    C1]  neigh_invalidate+0x209/0x540
[  580.375479][    C1]  neigh_timer_handler+0x87a/0xdf0
[  580.375503][    C1]  ? __pfx_neigh_timer_handler+0x10/0x10
[  580.375512][    C1]  call_timer_fn+0x13b/0x230
[  580.375520][    C1]  ? call_timer_fn+0xe8/0x230
[  580.375527][    C1]  ? call_timer_fn+0xe8/0x230
[  580.375538][    C1]  ? __pfx_call_timer_fn+0x10/0x10
[  580.375560][    C1]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  580.375593][    C1]  __run_timers+0x545/0x810
[  580.375602][    C1]  ? __pfx_neigh_timer_handler+0x10/0x10
[  580.375630][    C1]  ? __pfx___run_timers+0x10/0x10
[  580.375638][    C1]  ? __lock_release+0x103/0x460
[  580.375658][    C1]  ? do_raw_spin_lock+0x131/0x270
[  580.375670][    C1]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  580.375680][    C1]  ? lock_acquire+0x32/0xc0
[  580.375687][    C1]  ? timer_expire_remote+0x96/0xf0
[  580.375714][    C1]  timer_expire_remote+0x9e/0xf0
[  580.375726][    C1]  tmigr_handle_remote_cpu+0x278/0x440
[  580.375742][    C1]  ? __pfx_tmigr_handle_remote_cpu+0x10/0x10
[  580.375751][    C1]  ? __pfx___lock_release+0x10/0x10
[  580.375761][    C1]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  580.375812][    C1]  tmigr_handle_remote_up+0x1a6/0x270
[  580.375828][    C1]  ? __pfx_tmigr_handle_remote_up+0x10/0x10
[  580.375842][    C1]  __walk_groups.isra.0+0x44/0x160
[  580.375863][    C1]  tmigr_handle_remote+0x20b/0x300
[  580.375874][    C1]  ? __pfx_tmigr_handle_remote+0x10/0x10
[  580.375881][    C1]  ? kvm_clock_get_cycles+0x18/0x30
[  580.375888][    C1]  ? ktime_get+0xb8/0x200
[  580.375906][    C1]  ? clockevents_program_event+0x1ea/0x300
[  580.375941][    C1]  handle_softirqs+0x1f6/0x5c0
[  580.375971][    C1]  __irq_exit_rcu+0xc4/0x100
[  580.375980][    C1]  irq_exit_rcu+0xe/0x20
[  580.375986][    C1]  sysvec_apic_timer_interrupt+0x78/0x90
[  580.375997][    C1]  </IRQ>
[  580.376000][    C1]  <TASK>
[  580.376006][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  580.376014][    C1] RIP: 0010:default_idle+0xf/0x20
[  580.376021][    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 03 ac 0f 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
[  580.376027][    C1] RSP: 0018:ffffc90000157df8 EFLAGS: 00000242
[  580.376033][    C1] RAX: 0000000001755ab3 RBX: 1ffff9200002afc1 RCX: ffffffffb0366b35
[  580.376038][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffad9733d4
[  580.376042][    C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100da1703a
[  580.376046][    C1] R10: ffff88806d0b81d3 R11: ffff888001b0c5c0 R12: 0000000000000000
[  580.376050][    C1] R13: ffff888001b0c5c0 R14: dffffc0000000000 R15: 0000000000000000
[  580.376075][    C1]  ? ct_kernel_exit.constprop.0+0xc5/0xf0
[  580.376085][    C1]  ? cpuidle_idle_call+0x1f4/0x280
[  580.376103][    C1]  default_idle_call+0x6d/0xb0
[  580.376109][    C1]  cpuidle_idle_call+0x1f4/0x280
[  580.376119][    C1]  ? __pfx_cpuidle_idle_call+0x10/0x10
[  580.376135][    C1]  ? tsc_verify_tsc_adjust+0x5e/0x2b0
[  580.376158][    C1]  do_idle+0xf6/0x160
[  580.376173][    C1]  cpu_startup_entry+0x54/0x60
[  580.376182][    C1]  start_secondary+0x21e/0x2b0
[  580.376193][    C1]  ? __pfx_start_secondary+0x10/0x10
[  580.376221][    C1]  common_startup_64+0x12c/0x138
[  580.376267][    C1]  </TASK>