[   10.710052][  T250] ip (250) used greatest stack depth: 23744 bytes left
[   13.547311][  T299] br1: port 1(veth1) entered blocking state
[   13.547776][  T299] br1: port 1(veth1) entered disabled state
[   13.548486][  T299] veth1: entered allmulticast mode
[   13.550474][  T299] veth1: entered promiscuous mode
[   13.705404][  T302] br1: port 2(veth2) entered blocking state
[   13.705693][  T302] br1: port 2(veth2) entered disabled state
[   13.706538][  T302] veth2: entered allmulticast mode
[   13.708534][  T302] veth2: entered promiscuous mode
[   13.872054][  T304] br1: port 2(veth2) entered blocking state
[   13.872540][  T304] br1: port 2(veth2) entered forwarding state
[   13.873327][  T304] br1: port 1(veth1) entered blocking state
[   13.873597][  T304] br1: port 1(veth1) entered forwarding state
[   20.379693][  T331] GACT probability NOT on
[   20.697353][  T334] 
[   20.697716][  T334] =============================
[   20.697891][  T334] WARNING: suspicious RCU usage
[   20.698096][  T334] 6.14.0-rc6-virtme #1 Not tainted
[   20.698274][  T334] -----------------------------
[   20.698674][  T334] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   20.698964][  T334] 
[   20.698964][  T334] other info that might help us debug this:
[   20.698964][  T334] 
[   20.699335][  T334] 
[   20.699335][  T334] rcu_scheduler_active = 2, debug_locks = 1
[   20.699596][  T334] 1 lock held by mausezahn/334:
[   20.699772][  T334]  #0: ffffffff8935b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   20.700079][  T334] 
[   20.700079][  T334] stack backtrace:
[   20.700311][  T334] CPU: 0 UID: 0 PID: 334 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   20.700316][  T334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.700319][  T334] Call Trace:
[   20.700321][  T334]  <TASK>
[   20.700324][  T334]  dump_stack_lvl+0xb0/0xd0
[   20.700334][  T334]  lockdep_rcu_suspicious+0x1ea/0x280
[   20.700346][  T334]  dev_hard_start_xmit+0x2fc/0x3f0
[   20.700356][  T334]  __dev_queue_xmit+0xfaf/0x18d0
[   20.700370][  T334]  ? __pfx___dev_queue_xmit+0x10/0x10
[   20.700375][  T334]  ? packet_parse_headers+0x231/0x9c0
[   20.700384][  T334]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   20.700391][  T334]  ? __pfx_packet_parse_headers+0x10/0x10
[   20.700395][  T334]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   20.700402][  T334]  ? dev_get_by_index+0xb2/0x190
[   20.700414][  T334]  packet_snd+0xd0c/0x19d0
[   20.700425][  T334]  ? __lock_release+0x103/0x460
[   20.700429][  T334]  ? __might_fault+0x11b/0x170
[   20.700438][  T334]  ? __pfx_packet_snd+0x10/0x10
[   20.700440][  T334]  ? trace_lock_acquire+0x14c/0x1f0
[   20.700443][  T334]  ? __might_fault+0x11b/0x170
[   20.700449][  T334]  ? lock_acquire+0x32/0xc0
[   20.700456][  T334]  ? __might_fault+0x11b/0x170
[   20.700467][  T334]  __sys_sendto+0x3c3/0x450
[   20.700473][  T334]  ? __pfx___sys_sendto+0x10/0x10
[   20.700487][  T334]  ? sock_ioctl+0x3b6/0x590
[   20.700498][  T334]  ? __pfx___up_read+0x10/0x10
[   20.700508][  T334]  ? do_user_addr_fault+0x374/0xe30
[   20.700519][  T334]  ? do_user_addr_fault+0x374/0xe30
[   20.700526][  T334]  __x64_sys_sendto+0xe0/0x1c0
[   20.700530][  T334]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   20.700536][  T334]  do_syscall_64+0xc1/0x1d0
[   20.700544][  T334]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   20.700550][  T334] RIP: 0033:0x7f6c73fb2a4a
[   20.700555][  T334] 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
[   20.700558][  T334] RSP: 002b:00007ffdeb553568 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   20.700562][  T334] RAX: ffffffffffffffda RBX: 000000003cded9d0 RCX: 00007f6c73fb2a4a
[   20.700564][  T334] RDX: 000000000000008e RSI: 000000003cdedcf2 RDI: 0000000000000005
[   20.700567][  T334] RBP: 000000003cdedcf2 R08: 00007ffdeb553570 R09: 0000000000000014
[   20.700568][  T334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   20.700570][  T334] R13: 000000000000008e R14: 00007ffdeb553570 R15: 0000000000000000
[   20.700586][  T334]  </TASK>
[   35.633884][  T621] br1: port 2(veth2) entered disabled state
[   35.634961][  T621] br1: port 1(veth1) entered disabled state
[   35.779166][  T623] veth2: left allmulticast mode
[   35.779421][  T623] veth2: left promiscuous mode
[   35.779761][  T623] br1: port 2(veth2) entered disabled state
[   35.925794][  T625] veth1: left allmulticast mode
[   35.926272][  T625] veth1: left promiscuous mode
[   35.926609][  T625] br1: port 1(veth1) entered disabled state