[  132.118418][    C2] 
[  132.118870][    C2] =============================
[  132.119074][    C2] WARNING: suspicious RCU usage
[  132.119278][    C2] 6.13.0-virtme #1 Not tainted
[  132.119466][    C2] -----------------------------
[  132.119651][    C2] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[  132.119950][    C2] 
[  132.119950][    C2] other info that might help us debug this:
[  132.119950][    C2] 
[  132.120284][    C2] 
[  132.120284][    C2] rcu_scheduler_active = 2, debug_locks = 1
[  132.120547][    C2] 1 lock held by swapper/2/0:
[  132.120723][    C2]  #0: ffffc90000238d60 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[  132.121035][    C2] 
[  132.121035][    C2] stack backtrace:
[  132.121251][    C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 6.13.0-virtme #1
[  132.121257][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.121260][    C2] Call Trace:
[  132.121264][    C2]  <IRQ>
[  132.121270][    C2]  dump_stack_lvl+0xb0/0xd0
[  132.121285][    C2]  lockdep_rcu_suspicious+0x1ea/0x280
[  132.121307][    C2]  icmp6_send+0x10c7/0x1c00
[  132.121317][    C2]  ? __pfx___lock_release+0x10/0x10
[  132.121329][    C2]  ? kvm_clock_get_cycles+0x18/0x30
[  132.121360][    C2]  ? __pfx_icmp6_send+0x10/0x10
[  132.121380][    C2]  ? __pfx_validate_chain+0x10/0x10
[  132.121391][    C2]  ? hlock_class+0x4e/0x130
[  132.121399][    C2]  ? mark_lock+0x38/0x3e0
[  132.121425][    C2]  ? __lock_acquire+0xb9a/0x1680
[  132.121441][    C2]  ? find_held_lock+0x2c/0x110
[  132.121459][    C2]  ? __lock_release+0x103/0x460
[  132.121466][    C2]  ? neigh_invalidate+0x1c7/0x540
[  132.121477][    C2]  ? __pfx___lock_release+0x10/0x10
[  132.121486][    C2]  ? lock_acquire.part.0+0xeb/0x330
[  132.121516][    C2]  ip6_link_failure+0x30/0x430
[  132.121535][    C2]  ndisc_error_report+0x96/0x170
[  132.121549][    C2]  neigh_invalidate+0x209/0x540
[  132.121574][    C2]  neigh_timer_handler+0x87a/0xdf0
[  132.121598][    C2]  ? __pfx_neigh_timer_handler+0x10/0x10
[  132.121607][    C2]  call_timer_fn+0x13b/0x230
[  132.121615][    C2]  ? call_timer_fn+0xe8/0x230
[  132.121622][    C2]  ? call_timer_fn+0xe8/0x230
[  132.121633][    C2]  ? __pfx_call_timer_fn+0x10/0x10
[  132.121655][    C2]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  132.121687][    C2]  __run_timers+0x545/0x810
[  132.121697][    C2]  ? __pfx_neigh_timer_handler+0x10/0x10
[  132.121724][    C2]  ? __pfx___run_timers+0x10/0x10
[  132.121732][    C2]  ? clockevents_program_event+0xf6/0x300
[  132.121755][    C2]  ? do_raw_spin_lock+0x131/0x270
[  132.121766][    C2]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  132.121776][    C2]  ? lock_acquire+0x32/0xc0
[  132.121783][    C2]  ? run_timer_softirq+0xe6/0x1c0
[  132.121809][    C2]  run_timer_softirq+0xee/0x1c0
[  132.121823][    C2]  handle_softirqs+0x1f6/0x5c0
[  132.121861][    C2]  __irq_exit_rcu+0xc4/0x100
[  132.121864][    C2]  irq_exit_rcu+0xe/0x20
[  132.121867][    C2]  sysvec_apic_timer_interrupt+0x78/0x90
[  132.121874][    C2]  </IRQ>
[  132.121875][    C2]  <TASK>
[  132.121877][    C2]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  132.121882][    C2] RIP: 0010:default_idle+0xf/0x20
[  132.121885][    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 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
[  132.121888][    C2] RSP: 0018:ffffc90000167df8 EFLAGS: 00000242
[  132.121892][    C2] RAX: 0000000000310b3d RBX: 1ffff9200002cfc1 RCX: ffffffff88166b35
[  132.121894][    C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff857733d4
[  132.121896][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100da2703a
[  132.121897][    C2] R10: ffff88806d1381d3 R11: ffff888001bd8040 R12: 0000000000000000
[  132.121899][    C2] R13: ffff888001bd8040 R14: dffffc0000000000 R15: 0000000000000000
[  132.121909][    C2]  ? ct_kernel_exit.constprop.0+0xc5/0xf0
[  132.121913][    C2]  ? cpuidle_idle_call+0x1f4/0x280
[  132.121921][    C2]  default_idle_call+0x6d/0xb0
[  132.121923][    C2]  cpuidle_idle_call+0x1f4/0x280
[  132.121927][    C2]  ? __pfx_cpuidle_idle_call+0x10/0x10
[  132.121933][    C2]  ? tsc_verify_tsc_adjust+0x5e/0x2b0
[  132.121943][    C2]  do_idle+0xf6/0x160
[  132.121949][    C2]  cpu_startup_entry+0x54/0x60
[  132.121952][    C2]  start_secondary+0x21e/0x2b0
[  132.121957][    C2]  ? __pfx_start_secondary+0x10/0x10
[  132.121968][    C2]  common_startup_64+0x12c/0x138
[  132.121986][    C2]  </TASK>
[  135.382397][    C0] 
[  135.382662][    C0] =============================
[  135.382889][    C0] WARNING: suspicious RCU usage
[  135.383116][    C0] 6.13.0-virtme #1 Not tainted
[  135.383344][    C0] -----------------------------
[  135.383557][    C0] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[  135.383919][    C0] 
[  135.383919][    C0] other info that might help us debug this:
[  135.383919][    C0] 
[  135.384336][    C0] 
[  135.384336][    C0] rcu_scheduler_active = 2, debug_locks = 1
[  135.384649][    C0] 1 lock held by swapper/0/0:
[  135.384874][    C0]  #0: ffffc90000007d60 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[  135.385262][    C0] 
[  135.385262][    C0] stack backtrace:
[  135.385524][    C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.13.0-virtme #1
[  135.385530][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  135.385533][    C0] Call Trace:
[  135.385537][    C0]  <IRQ>
[  135.385541][    C0]  dump_stack_lvl+0xb0/0xd0
[  135.385556][    C0]  lockdep_rcu_suspicious+0x1ea/0x280
[  135.385578][    C0]  __icmp_send+0xafd/0x1570
[  135.385601][    C0]  ? get_nohz_timer_target+0x1a3/0x3a0
[  135.385617][    C0]  ? find_held_lock+0x2c/0x110
[  135.385626][    C0]  ? __pfx___icmp_send+0x10/0x10
[  135.385640][    C0]  ? __lock_release+0x103/0x460
[  135.385647][    C0]  ? start_dl_timer+0x317/0x4d0
[  135.385659][    C0]  ? __pfx___lock_release+0x10/0x10
[  135.385669][    C0]  ? __hrtimer_start_range_ns+0x508/0x840
[  135.385691][    C0]  ? rcu_read_lock_any_held+0x43/0xb0
[  135.385700][    C0]  ? validate_chain+0x1fe/0xae0
[  135.385732][    C0]  ? __pfx_validate_chain+0x10/0x10
[  135.385742][    C0]  ? hlock_class+0x4e/0x130
[  135.385750][    C0]  ? mark_lock+0x38/0x3e0
[  135.385776][    C0]  ? __lock_acquire+0xb9a/0x1680
[  135.385800][    C0]  ipv4_send_dest_unreach+0x3b5/0x820
[  135.385814][    C0]  ? neigh_invalidate+0x1c7/0x540
[  135.385825][    C0]  ? __pfx_ipv4_send_dest_unreach+0x10/0x10
[  135.385861][    C0]  ipv4_link_failure+0x1b/0x190
[  135.385877][    C0]  arp_error_report+0x96/0x170
[  135.385892][    C0]  neigh_invalidate+0x209/0x540
[  135.385916][    C0]  neigh_timer_handler+0x87a/0xdf0
[  135.385940][    C0]  ? __pfx_neigh_timer_handler+0x10/0x10
[  135.385949][    C0]  call_timer_fn+0x13b/0x230
[  135.385957][    C0]  ? call_timer_fn+0xe8/0x230
[  135.385964][    C0]  ? call_timer_fn+0xe8/0x230
[  135.385975][    C0]  ? __pfx_call_timer_fn+0x10/0x10
[  135.385997][    C0]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  135.386030][    C0]  __run_timers+0x545/0x810
[  135.386039][    C0]  ? __pfx_neigh_timer_handler+0x10/0x10
[  135.386067][    C0]  ? __pfx___run_timers+0x10/0x10
[  135.386074][    C0]  ? clockevents_program_event+0xf6/0x300
[  135.386097][    C0]  ? do_raw_spin_lock+0x131/0x270
[  135.386108][    C0]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  135.386118][    C0]  ? lock_acquire+0x32/0xc0
[  135.386125][    C0]  ? run_timer_softirq+0xe6/0x1c0
[  135.386151][    C0]  run_timer_softirq+0xee/0x1c0
[  135.386165][    C0]  handle_softirqs+0x1f6/0x5c0
[  135.386196][    C0]  __irq_exit_rcu+0xc4/0x100
[  135.386204][    C0]  irq_exit_rcu+0xe/0x20
[  135.386211][    C0]  sysvec_apic_timer_interrupt+0x78/0x90
[  135.386223][    C0]  </IRQ>
[  135.386226][    C0]  <TASK>
[  135.386232][    C0]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  135.386240][    C0] RIP: 0010:default_idle+0xf/0x20
[  135.386248][    C0] 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
[  135.386253][    C0] RSP: 0018:ffffffff88e07e00 EFLAGS: 00000246
[  135.386259][    C0] RAX: 0000000000322d2b RBX: 1ffffffff11c0fc2 RCX: ffffffff88166b35
[  135.386264][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff857733d4
[  135.386268][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed100da0703a
[  135.386272][    C0] R10: ffff88806d0381d3 R11: ffffffff88e30fc0 R12: 0000000000000000
[  135.386277][    C0] R13: ffffffff88e30fc0 R14: dffffc0000000000 R15: 0000000000014770
[  135.386302][    C0]  ? ct_kernel_exit.constprop.0+0xc5/0xf0
[  135.386312][    C0]  ? cpuidle_idle_call+0x1f4/0x280
[  135.386328][    C0]  default_idle_call+0x6d/0xb0
[  135.386334][    C0]  cpuidle_idle_call+0x1f4/0x280
[  135.386343][    C0]  ? __pfx_cpuidle_idle_call+0x10/0x10
[  135.386360][    C0]  ? tsc_verify_tsc_adjust+0x5e/0x2b0
[  135.386383][    C0]  do_idle+0xf6/0x160
[  135.386397][    C0]  cpu_startup_entry+0x54/0x60
[  135.386407][    C0]  rest_init+0x14f/0x260
[  135.386422][    C0]  start_kernel+0x350/0x410
[  135.386437][    C0]  x86_64_start_reservations+0x18/0x30
[  135.386446][    C0]  x86_64_start_kernel+0xba/0x110
[  135.386458][    C0]  common_startup_64+0x12c/0x138
[  135.386504][    C0]  </TASK>
[  187.718781][   T11] veth-t100: Failed to cycle device veth-t100; route tables might be wrong!
[  187.722153][   T11] veth-t100: Failed to cycle device veth-t100; route tables might be wrong!