[   10.507163][  T251] ip (251) used greatest stack depth: 24056 bytes left
[   13.626035][  T305] br1: port 1(veth1) entered blocking state
[   13.626843][  T305] br1: port 1(veth1) entered disabled state
[   13.627200][  T305] veth1: entered allmulticast mode
[   13.629103][  T305] veth1: entered promiscuous mode
[   13.709670][   T57] br1: port 1(veth1) entered blocking state
[   13.710062][   T57] br1: port 1(veth1) entered forwarding state
[   13.783157][  T309] br1: port 2(veth2) entered blocking state
[   13.783471][  T309] br1: port 2(veth2) entered disabled state
[   13.784027][  T309] veth2: entered allmulticast mode
[   13.785949][  T309] veth2: entered promiscuous mode
[   13.850545][   T45] br1: port 2(veth2) entered blocking state
[   13.850819][   T45] br1: port 2(veth2) entered forwarding state
[   22.764910][  T359] GACT probability NOT on
[   22.922098][  T360] 
[   22.922432][  T360] =============================
[   22.922628][  T360] WARNING: suspicious RCU usage
[   22.922795][  T360] 6.14.0-rc6-virtme #1 Not tainted
[   22.922958][  T360] -----------------------------
[   22.923125][  T360] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   22.923434][  T360] 
[   22.923434][  T360] other info that might help us debug this:
[   22.923434][  T360] 
[   22.923746][  T360] 
[   22.923746][  T360] rcu_scheduler_active = 2, debug_locks = 1
[   22.923985][  T360] 1 lock held by mausezahn/360:
[   22.924164][  T360]  #0: ffffffff9955b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   22.924473][  T360] 
[   22.924473][  T360] stack backtrace:
[   22.924672][  T360] CPU: 2 UID: 0 PID: 360 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   22.924677][  T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.924679][  T360] Call Trace:
[   22.924680][  T360]  <TASK>
[   22.924683][  T360]  dump_stack_lvl+0xb0/0xd0
[   22.924690][  T360]  lockdep_rcu_suspicious+0x1ea/0x280
[   22.924701][  T360]  dev_hard_start_xmit+0x2fc/0x3f0
[   22.924712][  T360]  __dev_queue_xmit+0xfaf/0x18d0
[   22.924726][  T360]  ? __pfx___dev_queue_xmit+0x10/0x10
[   22.924730][  T360]  ? packet_parse_headers+0x231/0x9c0
[   22.924739][  T360]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   22.924745][  T360]  ? __pfx_packet_parse_headers+0x10/0x10
[   22.924750][  T360]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   22.924755][  T360]  ? dev_get_by_index+0xb2/0x190
[   22.924766][  T360]  packet_snd+0xd0c/0x19d0
[   22.924778][  T360]  ? __lock_release+0x103/0x460
[   22.924781][  T360]  ? __might_fault+0x11b/0x170
[   22.924788][  T360]  ? __pfx_packet_snd+0x10/0x10
[   22.924790][  T360]  ? trace_lock_acquire+0x14c/0x1f0
[   22.924792][  T360]  ? __might_fault+0x11b/0x170
[   22.924799][  T360]  ? lock_acquire+0x32/0xc0
[   22.924805][  T360]  ? __might_fault+0x11b/0x170
[   22.924816][  T360]  __sys_sendto+0x3c3/0x450
[   22.924822][  T360]  ? __pfx___sys_sendto+0x10/0x10
[   22.924837][  T360]  ? sock_ioctl+0x3b6/0x590
[   22.924847][  T360]  ? __pfx___up_read+0x10/0x10
[   22.924855][  T360]  ? do_user_addr_fault+0x374/0xe30
[   22.924866][  T360]  ? do_user_addr_fault+0x374/0xe30
[   22.924873][  T360]  __x64_sys_sendto+0xe0/0x1c0
[   22.924877][  T360]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   22.924882][  T360]  do_syscall_64+0xc1/0x1d0
[   22.924889][  T360]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   22.924894][  T360] RIP: 0033:0x7f4c48d31a4a
[   22.924898][  T360] 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
[   22.924901][  T360] RSP: 002b:00007ffd815a8138 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   22.924905][  T360] RAX: ffffffffffffffda RBX: 00000000017f69d0 RCX: 00007f4c48d31a4a
[   22.924907][  T360] RDX: 0000000000000086 RSI: 00000000017f6ce2 RDI: 0000000000000005
[   22.924909][  T360] RBP: 00000000017f6ce2 R08: 00007ffd815a8140 R09: 0000000000000014
[   22.924911][  T360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   22.924912][  T360] R13: 0000000000000086 R14: 00007ffd815a8140 R15: 0000000000000000
[   22.924928][  T360]  </TASK>
[   32.677247][  T510] br1: port 2(veth2) entered disabled state
[   32.819085][  T511] veth2: left allmulticast mode
[   32.819497][  T511] veth2: left promiscuous mode
[   32.820034][  T511] br1: port 2(veth2) entered disabled state
[   32.907272][  T512] br1: port 1(veth1) entered disabled state
[   33.009630][  T513] veth1: left allmulticast mode
[   33.009914][  T513] veth1: left promiscuous mode
[   33.010281][  T513] br1: port 1(veth1) entered disabled state