[   13.289096][  T303] br1: port 1(veth1) entered blocking state
[   13.289584][  T303] br1: port 1(veth1) entered disabled state
[   13.289966][  T303] veth1: entered allmulticast mode
[   13.291946][  T303] veth1: entered promiscuous mode
[   13.379524][   T46] br1: port 1(veth1) entered blocking state
[   13.379906][   T46] br1: port 1(veth1) entered forwarding state
[   13.463796][  T306] br1: port 2(veth2) entered blocking state
[   13.464134][  T306] br1: port 2(veth2) entered disabled state
[   13.464725][  T306] veth2: entered allmulticast mode
[   13.466726][  T306] veth2: entered promiscuous mode
[   13.548989][   T40] br1: port 2(veth2) entered blocking state
[   13.549325][   T40] br1: port 2(veth2) entered forwarding state
[   22.446134][  T357] GACT probability NOT on
[   22.598507][  T358] 
[   22.598817][  T358] =============================
[   22.598992][  T358] WARNING: suspicious RCU usage
[   22.599168][  T358] 6.14.0-rc6-virtme #1 Not tainted
[   22.599377][  T358] -----------------------------
[   22.599819][  T358] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   22.600133][  T358] 
[   22.600133][  T358] other info that might help us debug this:
[   22.600133][  T358] 
[   22.600472][  T358] 
[   22.600472][  T358] rcu_scheduler_active = 2, debug_locks = 1
[   22.600720][  T358] 1 lock held by mausezahn/358:
[   22.600889][  T358]  #0: ffffffffb575b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   22.601211][  T358] 
[   22.601211][  T358] stack backtrace:
[   22.601432][  T358] CPU: 0 UID: 0 PID: 358 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   22.601436][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.601439][  T358] Call Trace:
[   22.601441][  T358]  <TASK>
[   22.601444][  T358]  dump_stack_lvl+0xb0/0xd0
[   22.601452][  T358]  lockdep_rcu_suspicious+0x1ea/0x280
[   22.601464][  T358]  dev_hard_start_xmit+0x2fc/0x3f0
[   22.601474][  T358]  __dev_queue_xmit+0xfaf/0x18d0
[   22.601488][  T358]  ? __pfx___dev_queue_xmit+0x10/0x10
[   22.601493][  T358]  ? packet_parse_headers+0x231/0x9c0
[   22.601502][  T358]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   22.601509][  T358]  ? __pfx_packet_parse_headers+0x10/0x10
[   22.601513][  T358]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   22.601519][  T358]  ? dev_get_by_index+0xb2/0x190
[   22.601531][  T358]  packet_snd+0xd0c/0x19d0
[   22.601543][  T358]  ? __lock_release+0x103/0x460
[   22.601547][  T358]  ? __might_fault+0x11b/0x170
[   22.601556][  T358]  ? __pfx_packet_snd+0x10/0x10
[   22.601558][  T358]  ? trace_lock_acquire+0x14c/0x1f0
[   22.601560][  T358]  ? __might_fault+0x11b/0x170
[   22.601567][  T358]  ? lock_acquire+0x32/0xc0
[   22.601573][  T358]  ? __might_fault+0x11b/0x170
[   22.601584][  T358]  __sys_sendto+0x3c3/0x450
[   22.601591][  T358]  ? __pfx___sys_sendto+0x10/0x10
[   22.601605][  T358]  ? sock_ioctl+0x3b6/0x590
[   22.601616][  T358]  ? __pfx___up_read+0x10/0x10
[   22.601626][  T358]  ? do_user_addr_fault+0x374/0xe30
[   22.601637][  T358]  ? do_user_addr_fault+0x374/0xe30
[   22.601644][  T358]  __x64_sys_sendto+0xe0/0x1c0
[   22.601648][  T358]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   22.601653][  T358]  do_syscall_64+0xc1/0x1d0
[   22.601661][  T358]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   22.601667][  T358] RIP: 0033:0x7f7c1f657a4a
[   22.601672][  T358] 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
[   22.601675][  T358] RSP: 002b:00007fff0877dd18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   22.601679][  T358] RAX: ffffffffffffffda RBX: 0000000027a2c9d0 RCX: 00007f7c1f657a4a
[   22.601681][  T358] RDX: 0000000000000086 RSI: 0000000027a2cce2 RDI: 0000000000000005
[   22.601683][  T358] RBP: 0000000027a2cce2 R08: 00007fff0877dd20 R09: 0000000000000014
[   22.601685][  T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   22.601687][  T358] R13: 0000000000000086 R14: 00007fff0877dd20 R15: 0000000000000000
[   22.601703][  T358]  </TASK>
[   32.015186][  T508] br1: port 2(veth2) entered disabled state
[   32.098429][  T509] veth2: left allmulticast mode
[   32.098716][  T509] veth2: left promiscuous mode
[   32.099056][  T509] br1: port 2(veth2) entered disabled state
[   32.177933][  T510] br1: port 1(veth1) entered disabled state
[   32.261677][  T511] veth1: left allmulticast mode
[   32.261917][  T511] veth1: left promiscuous mode
[   32.262241][  T511] br1: port 1(veth1) entered disabled state