[  183.823980][  T746] br1: port 1(veth1) entered blocking state
[  183.824530][  T746] br1: port 1(veth1) entered disabled state
[  183.825494][  T746] veth1: entered allmulticast mode
[  183.827482][  T746] veth1: entered promiscuous mode
[  183.912973][   T40] br1: port 1(veth1) entered blocking state
[  183.913465][   T40] br1: port 1(veth1) entered forwarding state
[  184.010966][  T748] br1: port 2(veth2) entered blocking state
[  184.011535][  T748] br1: port 2(veth2) entered disabled state
[  184.011812][  T748] veth2: entered allmulticast mode
[  184.013938][  T748] veth2: entered promiscuous mode
[  184.106057][   T46] br1: port 2(veth2) entered blocking state
[  184.106424][   T46] br1: port 2(veth2) entered forwarding state
[  193.110328][  T798] 
[  193.110696][  T798] =============================
[  193.110866][  T798] WARNING: suspicious RCU usage
[  193.111030][  T798] 6.14.0-rc6-virtme #1 Not tainted
[  193.111209][  T798] -----------------------------
[  193.111450][  T798] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[  193.111748][  T798] 
[  193.111748][  T798] other info that might help us debug this:
[  193.111748][  T798] 
[  193.112056][  T798] 
[  193.112056][  T798] rcu_scheduler_active = 2, debug_locks = 1
[  193.112304][  T798] 1 lock held by mausezahn/798:
[  193.112463][  T798]  #0: ffffffffa555b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[  193.112748][  T798] 
[  193.112748][  T798] stack backtrace:
[  193.112941][  T798] CPU: 3 UID: 0 PID: 798 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[  193.112946][  T798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  193.112948][  T798] Call Trace:
[  193.112950][  T798]  <TASK>
[  193.112953][  T798]  dump_stack_lvl+0xb0/0xd0
[  193.112962][  T798]  lockdep_rcu_suspicious+0x1ea/0x280
[  193.112974][  T798]  dev_hard_start_xmit+0x2fc/0x3f0
[  193.112984][  T798]  __dev_queue_xmit+0xfaf/0x18d0
[  193.112998][  T798]  ? __pfx___dev_queue_xmit+0x10/0x10
[  193.113003][  T798]  ? packet_parse_headers+0x231/0x9c0
[  193.113012][  T798]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[  193.113019][  T798]  ? __pfx_packet_parse_headers+0x10/0x10
[  193.113024][  T798]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[  193.113030][  T798]  ? dev_get_by_index+0xb2/0x190
[  193.113042][  T798]  packet_snd+0xd0c/0x19d0
[  193.113054][  T798]  ? __lock_release+0x103/0x460
[  193.113058][  T798]  ? __might_fault+0x11b/0x170
[  193.113066][  T798]  ? __pfx_packet_snd+0x10/0x10
[  193.113068][  T798]  ? trace_lock_acquire+0x14c/0x1f0
[  193.113071][  T798]  ? __might_fault+0x11b/0x170
[  193.113078][  T798]  ? lock_acquire+0x32/0xc0
[  193.113085][  T798]  ? __might_fault+0x11b/0x170
[  193.113096][  T798]  __sys_sendto+0x3c3/0x450
[  193.113102][  T798]  ? __pfx___sys_sendto+0x10/0x10
[  193.113121][  T798]  ? sock_ioctl+0x3b6/0x590
[  193.113132][  T798]  ? __pfx___up_read+0x10/0x10
[  193.113141][  T798]  ? do_user_addr_fault+0x374/0xe30
[  193.113152][  T798]  ? do_user_addr_fault+0x374/0xe30
[  193.113159][  T798]  __x64_sys_sendto+0xe0/0x1c0
[  193.113163][  T798]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[  193.113168][  T798]  do_syscall_64+0xc1/0x1d0
[  193.113177][  T798]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  193.113183][  T798] RIP: 0033:0x7f3c55a29a4a
[  193.113188][  T798] 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
[  193.113191][  T798] RSP: 002b:00007ffdb8b4ee38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  193.113195][  T798] RAX: ffffffffffffffda RBX: 00000000081db9d0 RCX: 00007f3c55a29a4a
[  193.113197][  T798] RDX: 000000000000009a RSI: 00000000081dbd42 RDI: 0000000000000005
[  193.113199][  T798] RBP: 00000000081dbd42 R08: 00007ffdb8b4ee40 R09: 0000000000000014
[  193.113201][  T798] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  193.113202][  T798] R13: 000000000000009a R14: 00007ffdb8b4ee40 R15: 0000000000000000
[  193.113218][  T798]  </TASK>
[  293.151936][ T2142] br1: port 2(veth2) entered disabled state
[  293.226360][ T2143] veth2: left allmulticast mode
[  293.226728][ T2143] veth2: left promiscuous mode
[  293.227283][ T2143] br1: port 2(veth2) entered disabled state
[  293.322518][ T2144] br1: port 1(veth1) entered disabled state
[  293.413836][ T2145] veth1: left allmulticast mode
[  293.414154][ T2145] veth1: left promiscuous mode
[  293.414512][ T2145] br1: port 1(veth1) entered disabled state