[   13.634898][  T309] br1: port 1(veth1) entered blocking state
[   13.636191][  T309] br1: port 1(veth1) entered disabled state
[   13.636548][  T309] veth1: entered allmulticast mode
[   13.638438][  T309] veth1: entered promiscuous mode
[   13.646381][  T309] ip (309) used greatest stack depth: 24032 bytes left
[   13.711158][   T46] br1: port 1(veth1) entered blocking state
[   13.711547][   T46] br1: port 1(veth1) entered forwarding state
[   13.789941][  T311] br1: port 2(veth2) entered blocking state
[   13.790302][  T311] br1: port 2(veth2) entered disabled state
[   13.790809][  T311] veth2: entered allmulticast mode
[   13.792777][  T311] veth2: entered promiscuous mode
[   13.866770][   T46] br1: port 2(veth2) entered blocking state
[   13.867059][   T46] br1: port 2(veth2) entered forwarding state
[   22.753152][  T361] GACT probability NOT on
[   22.887887][  T362] 
[   22.888251][  T362] =============================
[   22.888427][  T362] WARNING: suspicious RCU usage
[   22.888602][  T362] 6.14.0-rc6-virtme #1 Not tainted
[   22.888786][  T362] -----------------------------
[   22.888948][  T362] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   22.889236][  T362] 
[   22.889236][  T362] other info that might help us debug this:
[   22.889236][  T362] 
[   22.889537][  T362] 
[   22.889537][  T362] rcu_scheduler_active = 2, debug_locks = 1
[   22.889773][  T362] 1 lock held by mausezahn/362:
[   22.889939][  T362]  #0: ffffffffb735b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   22.890251][  T362] 
[   22.890251][  T362] stack backtrace:
[   22.890451][  T362] CPU: 2 UID: 0 PID: 362 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   22.890455][  T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.890457][  T362] Call Trace:
[   22.890459][  T362]  <TASK>
[   22.890461][  T362]  dump_stack_lvl+0xb0/0xd0
[   22.890468][  T362]  lockdep_rcu_suspicious+0x1ea/0x280
[   22.890478][  T362]  dev_hard_start_xmit+0x2fc/0x3f0
[   22.890488][  T362]  __dev_queue_xmit+0xfaf/0x18d0
[   22.890502][  T362]  ? __pfx___dev_queue_xmit+0x10/0x10
[   22.890507][  T362]  ? packet_parse_headers+0x231/0x9c0
[   22.890516][  T362]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   22.890521][  T362]  ? __pfx_packet_parse_headers+0x10/0x10
[   22.890526][  T362]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   22.890531][  T362]  ? dev_get_by_index+0xb2/0x190
[   22.890542][  T362]  packet_snd+0xd0c/0x19d0
[   22.890554][  T362]  ? __lock_release+0x103/0x460
[   22.890557][  T362]  ? __might_fault+0x11b/0x170
[   22.890565][  T362]  ? __pfx_packet_snd+0x10/0x10
[   22.890567][  T362]  ? trace_lock_acquire+0x14c/0x1f0
[   22.890569][  T362]  ? __might_fault+0x11b/0x170
[   22.890576][  T362]  ? lock_acquire+0x32/0xc0
[   22.890582][  T362]  ? __might_fault+0x11b/0x170
[   22.890593][  T362]  __sys_sendto+0x3c3/0x450
[   22.890599][  T362]  ? __pfx___sys_sendto+0x10/0x10
[   22.890613][  T362]  ? sock_ioctl+0x3b6/0x590
[   22.890623][  T362]  ? __pfx___up_read+0x10/0x10
[   22.890631][  T362]  ? do_user_addr_fault+0x374/0xe30
[   22.890641][  T362]  ? do_user_addr_fault+0x374/0xe30
[   22.890648][  T362]  __x64_sys_sendto+0xe0/0x1c0
[   22.890652][  T362]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   22.890657][  T362]  do_syscall_64+0xc1/0x1d0
[   22.890664][  T362]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   22.890669][  T362] RIP: 0033:0x7f327a185a4a
[   22.890673][  T362] 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
[   22.890676][  T362] RSP: 002b:00007fffcd80f548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   22.890679][  T362] RAX: ffffffffffffffda RBX: 000000003216b9d0 RCX: 00007f327a185a4a
[   22.890682][  T362] RDX: 000000000000009a RSI: 000000003216bd42 RDI: 0000000000000005
[   22.890683][  T362] RBP: 000000003216bd42 R08: 00007fffcd80f550 R09: 0000000000000014
[   22.890685][  T362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   22.890687][  T362] R13: 000000000000009a R14: 00007fffcd80f550 R15: 0000000000000000
[   22.890703][  T362]  </TASK>
[  119.338230][ T1707] br1: port 2(veth2) entered disabled state
[  119.410071][ T1708] veth2: left allmulticast mode
[  119.410332][ T1708] veth2: left promiscuous mode
[  119.410668][ T1708] br1: port 2(veth2) entered disabled state
[  119.495708][ T1709] br1: port 1(veth1) entered disabled state
[  119.577253][ T1710] veth1: left allmulticast mode
[  119.577522][ T1710] veth1: left promiscuous mode
[  119.577854][ T1710] br1: port 1(veth1) entered disabled state
[  119.745985][ T1711] ip (1711) used greatest stack depth: 23376 bytes left