[   10.352686][  T250] ip (250) used greatest stack depth: 23360 bytes left
[   12.269864][  T289] 8021q: 802.1Q VLAN Support v1.8
[   13.934907][  T312] br0: port 1(veth1) entered blocking state
[   13.935392][  T312] br0: port 1(veth1) entered disabled state
[   13.935764][  T312] veth1: entered allmulticast mode
[   13.937806][  T312] veth1: entered promiscuous mode
[   14.015593][  T314] br0: port 2(veth2) entered blocking state
[   14.015871][  T314] br0: port 2(veth2) entered disabled state
[   14.016149][  T314] veth2: entered allmulticast mode
[   14.018021][  T314] veth2: entered promiscuous mode
[   14.245550][   T38] br0: port 1(veth1) entered blocking state
[   14.245942][   T38] br0: port 1(veth1) entered forwarding state
[   14.319627][   T45] br0: port 2(veth2) entered blocking state
[   14.319903][   T45] br0: port 2(veth2) entered forwarding state
[   62.690123][  T506] 
[   62.690379][  T506] =============================
[   62.690548][  T506] WARNING: suspicious RCU usage
[   62.690702][  T506] 6.14.0-rc6-virtme #1 Not tainted
[   62.690855][  T506] -----------------------------
[   62.691009][  T506] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   62.691276][  T506] 
[   62.691276][  T506] other info that might help us debug this:
[   62.691276][  T506] 
[   62.691595][  T506] 
[   62.691595][  T506] rcu_scheduler_active = 2, debug_locks = 1
[   62.691813][  T506] 1 lock held by mausezahn/506:
[   62.691964][  T506]  #0: ffffffffadf5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   62.692255][  T506] 
[   62.692255][  T506] stack backtrace:
[   62.692439][  T506] CPU: 3 UID: 0 PID: 506 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   62.692443][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.692445][  T506] Call Trace:
[   62.692447][  T506]  <TASK>
[   62.692450][  T506]  dump_stack_lvl+0xb0/0xd0
[   62.692457][  T506]  lockdep_rcu_suspicious+0x1ea/0x280
[   62.692467][  T506]  dev_hard_start_xmit+0x2fc/0x3f0
[   62.692477][  T506]  __dev_queue_xmit+0xfaf/0x18d0
[   62.692492][  T506]  ? __pfx___dev_queue_xmit+0x10/0x10
[   62.692496][  T506]  ? packet_parse_headers+0x231/0x9c0
[   62.692505][  T506]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   62.692510][  T506]  ? __pfx_packet_parse_headers+0x10/0x10
[   62.692515][  T506]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   62.692520][  T506]  ? dev_get_by_index+0xb2/0x190
[   62.692532][  T506]  packet_snd+0xd0c/0x19d0
[   62.692543][  T506]  ? __lock_release+0x103/0x460
[   62.692547][  T506]  ? __might_fault+0x11b/0x170
[   62.692554][  T506]  ? __pfx_packet_snd+0x10/0x10
[   62.692556][  T506]  ? trace_lock_acquire+0x14c/0x1f0
[   62.692558][  T506]  ? __might_fault+0x11b/0x170
[   62.692565][  T506]  ? lock_acquire+0x32/0xc0
[   62.692571][  T506]  ? __might_fault+0x11b/0x170
[   62.692582][  T506]  __sys_sendto+0x3c3/0x450
[   62.692588][  T506]  ? __pfx___sys_sendto+0x10/0x10
[   62.692603][  T506]  ? sock_ioctl+0x3b6/0x590
[   62.692613][  T506]  ? __pfx___up_read+0x10/0x10
[   62.692621][  T506]  ? do_user_addr_fault+0x374/0xe30
[   62.692631][  T506]  ? do_user_addr_fault+0x374/0xe30
[   62.692638][  T506]  __x64_sys_sendto+0xe0/0x1c0
[   62.692642][  T506]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   62.692647][  T506]  do_syscall_64+0xc1/0x1d0
[   62.692655][  T506]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   62.692659][  T506] RIP: 0033:0x7fe913aefa4a
[   62.692664][  T506] 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
[   62.692667][  T506] RSP: 002b:00007ffef5cfe058 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   62.692670][  T506] RAX: ffffffffffffffda RBX: 000000003dbd59d0 RCX: 00007fe913aefa4a
[   62.692672][  T506] RDX: 000000000000002a RSI: 000000003dbd5c92 RDI: 0000000000000005
[   62.692674][  T506] RBP: 000000003dbd5c92 R08: 00007ffef5cfe060 R09: 0000000000000014
[   62.692676][  T506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   62.692678][  T506] R13: 000000000000002a R14: 00007ffef5cfe060 R15: 0000000000000000
[   62.692693][  T506]  </TASK>
[   68.721672][  T583] Mirror/redirect action on
[   76.252583][  T619] br0: port 2(veth2) entered disabled state
[   76.338663][  T620] br0: port 1(veth1) entered disabled state
[   76.409564][  T622] veth2: left allmulticast mode
[   76.409799][  T622] veth2: left promiscuous mode
[   76.410341][  T622] br0: port 2(veth2) entered disabled state
[   76.412419][  T622] veth1: left allmulticast mode
[   76.412620][  T622] veth1: left promiscuous mode
[   76.412915][  T622] br0: port 1(veth1) entered disabled state