[   13.164967][  T300] br0: port 1(veth1) entered blocking state
[   13.166170][  T300] br0: port 1(veth1) entered disabled state
[   13.166573][  T300] veth1: entered allmulticast mode
[   13.168683][  T300] veth1: entered promiscuous mode
[   13.245549][  T302] br0: port 2(veth2) entered blocking state
[   13.245843][  T302] br0: port 2(veth2) entered disabled state
[   13.246122][  T302] veth2: entered allmulticast mode
[   13.248047][  T302] veth2: entered promiscuous mode
[   13.407246][   T40] br0: port 1(veth1) entered blocking state
[   13.407660][   T40] br0: port 1(veth1) entered forwarding state
[   13.486948][  T151] br0: port 2(veth2) entered blocking state
[   13.487221][  T151] br0: port 2(veth2) entered forwarding state
[   21.802529][  T350] veth0: entered promiscuous mode
[   22.276516][  T356] GACT probability NOT on
[   22.414910][  T357] 
[   22.415212][  T357] =============================
[   22.415453][  T357] WARNING: suspicious RCU usage
[   22.415621][  T357] 6.14.0-rc6-virtme #1 Not tainted
[   22.415787][  T357] -----------------------------
[   22.415956][  T357] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   22.416222][  T357] 
[   22.416222][  T357] other info that might help us debug this:
[   22.416222][  T357] 
[   22.416535][  T357] 
[   22.416535][  T357] rcu_scheduler_active = 2, debug_locks = 1
[   22.416770][  T357] 1 lock held by mausezahn/357:
[   22.416936][  T357]  #0: ffffffff87f5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   22.417237][  T357] 
[   22.417237][  T357] stack backtrace:
[   22.417449][  T357] CPU: 2 UID: 0 PID: 357 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   22.417454][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.417456][  T357] Call Trace:
[   22.417458][  T357]  <TASK>
[   22.417461][  T357]  dump_stack_lvl+0xb0/0xd0
[   22.417468][  T357]  lockdep_rcu_suspicious+0x1ea/0x280
[   22.417478][  T357]  dev_hard_start_xmit+0x2fc/0x3f0
[   22.417489][  T357]  __dev_queue_xmit+0xfaf/0x18d0
[   22.417503][  T357]  ? __pfx___dev_queue_xmit+0x10/0x10
[   22.417507][  T357]  ? packet_parse_headers+0x231/0x9c0
[   22.417516][  T357]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   22.417522][  T357]  ? __pfx_packet_parse_headers+0x10/0x10
[   22.417526][  T357]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   22.417531][  T357]  ? dev_get_by_index+0xb2/0x190
[   22.417542][  T357]  packet_snd+0xd0c/0x19d0
[   22.417554][  T357]  ? __lock_release+0x103/0x460
[   22.417557][  T357]  ? __might_fault+0x11b/0x170
[   22.417564][  T357]  ? __pfx_packet_snd+0x10/0x10
[   22.417566][  T357]  ? trace_lock_acquire+0x14c/0x1f0
[   22.417568][  T357]  ? __might_fault+0x11b/0x170
[   22.417575][  T357]  ? lock_acquire+0x32/0xc0
[   22.417581][  T357]  ? __might_fault+0x11b/0x170
[   22.417592][  T357]  __sys_sendto+0x3c3/0x450
[   22.417598][  T357]  ? __pfx___sys_sendto+0x10/0x10
[   22.417612][  T357]  ? sock_ioctl+0x3b6/0x590
[   22.417622][  T357]  ? __pfx___up_read+0x10/0x10
[   22.417631][  T357]  ? do_user_addr_fault+0x374/0xe30
[   22.417641][  T357]  ? do_user_addr_fault+0x374/0xe30
[   22.417648][  T357]  __x64_sys_sendto+0xe0/0x1c0
[   22.417652][  T357]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   22.417657][  T357]  do_syscall_64+0xc1/0x1d0
[   22.417664][  T357]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   22.417669][  T357] RIP: 0033:0x7ff6809e4a4a
[   22.417673][  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
[   22.417676][  T357] RSP: 002b:00007fff92f24738 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   22.417680][  T357] RAX: ffffffffffffffda RBX: 000000001f5af9d0 RCX: 00007ff6809e4a4a
[   22.417682][  T357] RDX: 0000000000000062 RSI: 000000001f5af5c2 RDI: 0000000000000005
[   22.417683][  T357] RBP: 000000001f5af5c2 R08: 00007fff92f24740 R09: 0000000000000014
[   22.417685][  T357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   22.417687][  T357] R13: 0000000000000062 R14: 00007fff92f24740 R15: 0000000000000000
[   22.417703][  T357]  </TASK>
[   48.166356][  T384] veth0: left promiscuous mode
[   48.469421][  T396] veth3: entered promiscuous mode
[   50.306180][  T405] veth3: left promiscuous mode
[   50.463829][  T407] veth3: entered promiscuous mode
[   52.312322][  T416] veth3: left promiscuous mode
[   52.470004][  T419] veth3: entered promiscuous mode
[   54.234782][  T429] veth3: left promiscuous mode
[   54.376386][  T431] veth3: entered promiscuous mode
[   56.210773][  T440] veth3: left promiscuous mode
[   61.422738][  T478] br0: port 2(veth2) entered disabled state
[   61.502577][  T479] br0: port 1(veth1) entered disabled state
[   61.577788][  T480] veth2: left allmulticast mode
[   61.578042][  T480] veth2: left promiscuous mode
[   61.578701][  T480] br0: port 2(veth2) entered disabled state
[   61.580343][  T480] veth1: left allmulticast mode
[   61.580558][  T480] veth1: left promiscuous mode
[   61.580888][  T480] br0: port 1(veth1) entered disabled state
[   61.658701][  T480] ip (480) used greatest stack depth: 24128 bytes left