[   13.507763][  T300] br0: port 1(veth1) entered blocking state
[   13.508192][  T300] br0: port 1(veth1) entered disabled state
[   13.508628][  T300] veth1: entered allmulticast mode
[   13.512037][  T300] veth1: entered promiscuous mode
[   13.598601][  T302] br0: port 2(veth2) entered blocking state
[   13.598929][  T302] br0: port 2(veth2) entered disabled state
[   13.599523][  T302] veth2: entered allmulticast mode
[   13.601599][  T302] veth2: entered promiscuous mode
[   13.790357][   T41] br0: port 1(veth1) entered blocking state
[   13.790954][   T41] br0: port 1(veth1) entered forwarding state
[   13.877035][   T41] br0: port 2(veth2) entered blocking state
[   13.877305][   T41] br0: port 2(veth2) entered forwarding state
[   22.247823][  T350] veth0: entered promiscuous mode
[   22.700327][  T356] GACT probability NOT on
[   22.841923][  T357] 
[   22.842222][  T357] =============================
[   22.842476][  T357] WARNING: suspicious RCU usage
[   22.842734][  T357] 6.14.0-rc6-virtme #1 Not tainted
[   22.843044][  T357] -----------------------------
[   22.843301][  T357] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   22.843744][  T357] 
[   22.843744][  T357] other info that might help us debug this:
[   22.843744][  T357] 
[   22.844273][  T357] 
[   22.844273][  T357] rcu_scheduler_active = 2, debug_locks = 1
[   22.844766][  T357] 1 lock held by mausezahn/357:
[   22.844938][  T357]  #0: ffffffffa595b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   22.845257][  T357] 
[   22.845257][  T357] stack backtrace:
[   22.845445][  T357] CPU: 0 UID: 0 PID: 357 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   22.845449][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.845451][  T357] Call Trace:
[   22.845453][  T357]  <TASK>
[   22.845455][  T357]  dump_stack_lvl+0xb0/0xd0
[   22.845463][  T357]  lockdep_rcu_suspicious+0x1ea/0x280
[   22.845474][  T357]  dev_hard_start_xmit+0x2fc/0x3f0
[   22.845484][  T357]  __dev_queue_xmit+0xfaf/0x18d0
[   22.845499][  T357]  ? __pfx___dev_queue_xmit+0x10/0x10
[   22.845503][  T357]  ? packet_parse_headers+0x231/0x9c0
[   22.845512][  T357]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   22.845517][  T357]  ? __pfx_packet_parse_headers+0x10/0x10
[   22.845522][  T357]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   22.845527][  T357]  ? dev_get_by_index+0xb2/0x190
[   22.845539][  T357]  packet_snd+0xd0c/0x19d0
[   22.845550][  T357]  ? __lock_release+0x103/0x460
[   22.845553][  T357]  ? __might_fault+0x11b/0x170
[   22.845560][  T357]  ? __pfx_packet_snd+0x10/0x10
[   22.845562][  T357]  ? trace_lock_acquire+0x14c/0x1f0
[   22.845565][  T357]  ? __might_fault+0x11b/0x170
[   22.845572][  T357]  ? lock_acquire+0x32/0xc0
[   22.845578][  T357]  ? __might_fault+0x11b/0x170
[   22.845589][  T357]  __sys_sendto+0x3c3/0x450
[   22.845595][  T357]  ? __pfx___sys_sendto+0x10/0x10
[   22.845613][  T357]  ? sock_ioctl+0x3b6/0x590
[   22.845625][  T357]  ? __pfx___up_read+0x10/0x10
[   22.845635][  T357]  ? do_user_addr_fault+0x374/0xe30
[   22.845648][  T357]  ? do_user_addr_fault+0x374/0xe30
[   22.845657][  T357]  __x64_sys_sendto+0xe0/0x1c0
[   22.845662][  T357]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   22.845669][  T357]  do_syscall_64+0xc1/0x1d0
[   22.845681][  T357]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   22.845688][  T357] RIP: 0033:0x7f03ee3a0a4a
[   22.845695][  T357] 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
[   22.845698][  T357] RSP: 002b:00007ffce8b84d88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   22.845701][  T357] RAX: ffffffffffffffda RBX: 00000000022069d0 RCX: 00007f03ee3a0a4a
[   22.845704][  T357] RDX: 0000000000000062 RSI: 00000000022065c2 RDI: 0000000000000005
[   22.845705][  T357] RBP: 00000000022065c2 R08: 00007ffce8b84d90 R09: 0000000000000014
[   22.845707][  T357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   22.845709][  T357] R13: 0000000000000062 R14: 00007ffce8b84d90 R15: 0000000000000000
[   22.845725][  T357]  </TASK>
[   48.677629][  T384] veth0: left promiscuous mode
[   48.975138][  T396] veth3: entered promiscuous mode
[   50.749434][  T405] veth3: left promiscuous mode
[   50.901715][  T407] veth3: entered promiscuous mode
[   52.714917][  T416] veth3: left promiscuous mode
[   52.864679][  T419] veth3: entered promiscuous mode
[   54.757092][  T428] veth3: left promiscuous mode
[   54.935871][  T430] veth3: entered promiscuous mode
[   56.782148][  T439] veth3: left promiscuous mode
[   80.617342][  T495] veth3: entered promiscuous mode
[   83.690058][  T515] veth3: left promiscuous mode
[   83.950062][  T523] br0: port 2(veth2) entered disabled state
[   84.026178][  T524] br0: port 1(veth1) entered disabled state
[   84.093435][  T525] veth2: left allmulticast mode
[   84.093789][  T525] veth2: left promiscuous mode
[   84.094140][  T525] br0: port 2(veth2) entered disabled state
[   84.095830][  T525] veth1: left allmulticast mode
[   84.097190][  T525] veth1: left promiscuous mode
[   84.097748][  T525] br0: port 1(veth1) entered disabled state