[   13.173017][  T302] br1: port 1(veth1) entered blocking state
[   13.173443][  T302] br1: port 1(veth1) entered disabled state
[   13.173791][  T302] veth1: entered allmulticast mode
[   13.175701][  T302] veth1: entered promiscuous mode
[   13.246568][   T40] br1: port 1(veth1) entered blocking state
[   13.246942][   T40] br1: port 1(veth1) entered forwarding state
[   13.336063][  T305] br1: port 2(veth2) entered blocking state
[   13.336468][  T305] br1: port 2(veth2) entered disabled state
[   13.337039][  T305] veth2: entered allmulticast mode
[   13.338983][  T305] veth2: entered promiscuous mode
[   13.426788][   T40] br1: port 2(veth2) entered blocking state
[   13.427077][   T40] br1: port 2(veth2) entered forwarding state
[   19.469148][  T326] GACT probability NOT on
[   19.726575][  T329] 
[   19.726827][  T329] =============================
[   19.727007][  T329] WARNING: suspicious RCU usage
[   19.727172][  T329] 6.14.0-rc6-virtme #1 Not tainted
[   19.727325][  T329] -----------------------------
[   19.727648][  T329] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   19.727902][  T329] 
[   19.727902][  T329] other info that might help us debug this:
[   19.727902][  T329] 
[   19.728202][  T329] 
[   19.728202][  T329] rcu_scheduler_active = 2, debug_locks = 1
[   19.728429][  T329] 1 lock held by mausezahn/329:
[   19.728584][  T329]  #0: ffffffff9a15b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   19.728872][  T329] 
[   19.728872][  T329] stack backtrace:
[   19.729059][  T329] CPU: 0 UID: 0 PID: 329 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   19.729063][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.729065][  T329] Call Trace:
[   19.729067][  T329]  <TASK>
[   19.729070][  T329]  dump_stack_lvl+0xb0/0xd0
[   19.729079][  T329]  lockdep_rcu_suspicious+0x1ea/0x280
[   19.729091][  T329]  dev_hard_start_xmit+0x2fc/0x3f0
[   19.729101][  T329]  __dev_queue_xmit+0xfaf/0x18d0
[   19.729118][  T329]  ? __pfx___dev_queue_xmit+0x10/0x10
[   19.729122][  T329]  ? packet_parse_headers+0x231/0x9c0
[   19.729132][  T329]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   19.729139][  T329]  ? __pfx_packet_parse_headers+0x10/0x10
[   19.729144][  T329]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   19.729150][  T329]  ? dev_get_by_index+0xb2/0x190
[   19.729162][  T329]  packet_snd+0xd0c/0x19d0
[   19.729174][  T329]  ? __lock_release+0x103/0x460
[   19.729178][  T329]  ? __might_fault+0x11b/0x170
[   19.729187][  T329]  ? __pfx_packet_snd+0x10/0x10
[   19.729189][  T329]  ? trace_lock_acquire+0x14c/0x1f0
[   19.729192][  T329]  ? __might_fault+0x11b/0x170
[   19.729199][  T329]  ? lock_acquire+0x32/0xc0
[   19.729205][  T329]  ? __might_fault+0x11b/0x170
[   19.729216][  T329]  __sys_sendto+0x3c3/0x450
[   19.729223][  T329]  ? __pfx___sys_sendto+0x10/0x10
[   19.729237][  T329]  ? sock_ioctl+0x3b6/0x590
[   19.729248][  T329]  ? __pfx___up_read+0x10/0x10
[   19.729259][  T329]  ? do_user_addr_fault+0x374/0xe30
[   19.729270][  T329]  ? do_user_addr_fault+0x374/0xe30
[   19.729278][  T329]  __x64_sys_sendto+0xe0/0x1c0
[   19.729282][  T329]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   19.729287][  T329]  do_syscall_64+0xc1/0x1d0
[   19.729297][  T329]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   19.729303][  T329] RIP: 0033:0x7f23d3650a4a
[   19.729307][  T329] 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
[   19.729310][  T329] RSP: 002b:00007ffec9b2d548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   19.729314][  T329] RAX: ffffffffffffffda RBX: 000000002a4299d0 RCX: 00007f23d3650a4a
[   19.729316][  T329] RDX: 0000000000000086 RSI: 000000002a429ce2 RDI: 0000000000000005
[   19.729317][  T329] RBP: 000000002a429ce2 R08: 00007ffec9b2d550 R09: 0000000000000014
[   19.729319][  T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   19.729321][  T329] R13: 0000000000000086 R14: 00007ffec9b2d550 R15: 0000000000000000
[   19.729337][  T329]  </TASK>
[   38.850825][  T521] br1: port 2(veth2) entered disabled state
[   38.923958][  T522] veth2: left allmulticast mode
[   38.924225][  T522] veth2: left promiscuous mode
[   38.924568][  T522] br1: port 2(veth2) entered disabled state
[   39.037747][  T523] br1: port 1(veth1) entered disabled state
[   39.116299][  T524] veth1: left allmulticast mode
[   39.116538][  T524] veth1: left promiscuous mode
[   39.116844][  T524] br1: port 1(veth1) entered disabled state