[   13.825644][  T299] br1: port 1(veth1) entered blocking state
[   13.826722][  T299] br1: port 1(veth1) entered disabled state
[   13.827159][  T299] veth1: entered allmulticast mode
[   13.829157][  T299] veth1: entered promiscuous mode
[   13.922363][   T41] br1: port 1(veth1) entered blocking state
[   13.922831][   T41] br1: port 1(veth1) entered forwarding state
[   14.025049][  T304] br1: port 2(veth2) entered blocking state
[   14.025415][  T304] br1: port 2(veth2) entered disabled state
[   14.026090][  T304] veth2: entered allmulticast mode
[   14.028034][  T304] veth2: entered promiscuous mode
[   14.115446][  T151] br1: port 2(veth2) entered blocking state
[   14.115869][  T151] br1: port 2(veth2) entered forwarding state
[   20.370445][  T325] GACT probability NOT on
[   20.638029][  T328] 
[   20.638349][  T328] =============================
[   20.638537][  T328] WARNING: suspicious RCU usage
[   20.638719][  T328] 6.14.0-rc6-virtme #1 Not tainted
[   20.639176][  T328] -----------------------------
[   20.639370][  T328] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   20.639710][  T328] 
[   20.639710][  T328] other info that might help us debug this:
[   20.639710][  T328] 
[   20.640067][  T328] 
[   20.640067][  T328] rcu_scheduler_active = 2, debug_locks = 1
[   20.640334][  T328] 1 lock held by mausezahn/328:
[   20.640519][  T328]  #0: ffffffffa4f5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   20.640859][  T328] 
[   20.640859][  T328] stack backtrace:
[   20.641094][  T328] CPU: 2 UID: 0 PID: 328 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   20.641098][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.641101][  T328] Call Trace:
[   20.641103][  T328]  <TASK>
[   20.641106][  T328]  dump_stack_lvl+0xb0/0xd0
[   20.641115][  T328]  lockdep_rcu_suspicious+0x1ea/0x280
[   20.641128][  T328]  dev_hard_start_xmit+0x2fc/0x3f0
[   20.641139][  T328]  __dev_queue_xmit+0xfaf/0x18d0
[   20.641153][  T328]  ? __pfx___dev_queue_xmit+0x10/0x10
[   20.641157][  T328]  ? packet_parse_headers+0x231/0x9c0
[   20.641166][  T328]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   20.641174][  T328]  ? __pfx_packet_parse_headers+0x10/0x10
[   20.641178][  T328]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   20.641184][  T328]  ? dev_get_by_index+0xb2/0x190
[   20.641196][  T328]  packet_snd+0xd0c/0x19d0
[   20.641208][  T328]  ? __lock_release+0x103/0x460
[   20.641212][  T328]  ? __might_fault+0x11b/0x170
[   20.641220][  T328]  ? __pfx_packet_snd+0x10/0x10
[   20.641222][  T328]  ? trace_lock_acquire+0x14c/0x1f0
[   20.641225][  T328]  ? __might_fault+0x11b/0x170
[   20.641232][  T328]  ? lock_acquire+0x32/0xc0
[   20.641238][  T328]  ? __might_fault+0x11b/0x170
[   20.641249][  T328]  __sys_sendto+0x3c3/0x450
[   20.641256][  T328]  ? __pfx___sys_sendto+0x10/0x10
[   20.641270][  T328]  ? sock_ioctl+0x3b6/0x590
[   20.641281][  T328]  ? __pfx___up_read+0x10/0x10
[   20.641290][  T328]  ? do_user_addr_fault+0x374/0xe30
[   20.641302][  T328]  ? do_user_addr_fault+0x374/0xe30
[   20.641309][  T328]  __x64_sys_sendto+0xe0/0x1c0
[   20.641313][  T328]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   20.641318][  T328]  do_syscall_64+0xc1/0x1d0
[   20.641327][  T328]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   20.641333][  T328] RIP: 0033:0x7f09b26bfa4a
[   20.641339][  T328] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
[   20.641342][  T328] RSP: 002b:00007ffd10e92ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   20.641346][  T328] RAX: ffffffffffffffda RBX: 000000002af859d0 RCX: 00007f09b26bfa4a
[   20.641349][  T328] RDX: 0000000000000086 RSI: 000000002af85ce2 RDI: 0000000000000005
[   20.641351][  T328] RBP: 000000002af85ce2 R08: 00007ffd10e92ac0 R09: 0000000000000014
[   20.641352][  T328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   20.641354][  T328] R13: 0000000000000086 R14: 00007ffd10e92ac0 R15: 0000000000000000
[   20.641370][  T328]  </TASK>
[   40.576492][  T520] br1: port 2(veth2) entered disabled state
[   40.655175][  T521] veth2: left allmulticast mode
[   40.655428][  T521] veth2: left promiscuous mode
[   40.655754][  T521] br1: port 2(veth2) entered disabled state
[   40.737485][  T522] br1: port 1(veth1) entered disabled state
[   40.804646][  T523] veth1: left allmulticast mode
[   40.804891][  T523] veth1: left promiscuous mode
[   40.805240][  T523] br1: port 1(veth1) entered disabled state
[   40.948644][  T524] ip (524) used greatest stack depth: 24240 bytes left