[   11.062042][  T261] ip (261) used greatest stack depth: 23752 bytes left
[   13.636382][  T300] br1: port 1(veth1) entered blocking state
[   13.636802][  T300] br1: port 1(veth1) entered disabled state
[   13.637181][  T300] veth1: entered allmulticast mode
[   13.639518][  T300] veth1: entered promiscuous mode
[   13.794022][  T303] br1: port 2(veth2) entered blocking state
[   13.794337][  T303] br1: port 2(veth2) entered disabled state
[   13.794861][  T303] veth2: entered allmulticast mode
[   13.796832][  T303] veth2: entered promiscuous mode
[   13.956037][  T305] br1: port 2(veth2) entered blocking state
[   13.956526][  T305] br1: port 2(veth2) entered forwarding state
[   13.957259][  T305] br1: port 1(veth1) entered blocking state
[   13.957571][  T305] br1: port 1(veth1) entered forwarding state
[   20.404667][  T332] GACT probability NOT on
[   20.645313][  T336] 
[   20.645600][  T336] =============================
[   20.645993][  T336] WARNING: suspicious RCU usage
[   20.646186][  T336] 6.14.0-rc6-virtme #1 Not tainted
[   20.646366][  T336] -----------------------------
[   20.646537][  T336] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   20.646837][  T336] 
[   20.646837][  T336] other info that might help us debug this:
[   20.646837][  T336] 
[   20.647201][  T336] 
[   20.647201][  T336] rcu_scheduler_active = 2, debug_locks = 1
[   20.647466][  T336] 1 lock held by mausezahn/336:
[   20.647663][  T336]  #0: ffffffff9575b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   20.647985][  T336] 
[   20.647985][  T336] stack backtrace:
[   20.648207][  T336] CPU: 1 UID: 0 PID: 336 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   20.648211][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.648213][  T336] Call Trace:
[   20.648215][  T336]  <TASK>
[   20.648217][  T336]  dump_stack_lvl+0xb0/0xd0
[   20.648225][  T336]  lockdep_rcu_suspicious+0x1ea/0x280
[   20.648236][  T336]  dev_hard_start_xmit+0x2fc/0x3f0
[   20.648246][  T336]  __dev_queue_xmit+0xfaf/0x18d0
[   20.648260][  T336]  ? __pfx___dev_queue_xmit+0x10/0x10
[   20.648264][  T336]  ? packet_parse_headers+0x231/0x9c0
[   20.648273][  T336]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   20.648279][  T336]  ? __pfx_packet_parse_headers+0x10/0x10
[   20.648283][  T336]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   20.648289][  T336]  ? dev_get_by_index+0xb2/0x190
[   20.648300][  T336]  packet_snd+0xd0c/0x19d0
[   20.648311][  T336]  ? __lock_release+0x103/0x460
[   20.648315][  T336]  ? __might_fault+0x11b/0x170
[   20.648322][  T336]  ? __pfx_packet_snd+0x10/0x10
[   20.648324][  T336]  ? trace_lock_acquire+0x14c/0x1f0
[   20.648326][  T336]  ? __might_fault+0x11b/0x170
[   20.648333][  T336]  ? lock_acquire+0x32/0xc0
[   20.648339][  T336]  ? __might_fault+0x11b/0x170
[   20.648350][  T336]  __sys_sendto+0x3c3/0x450
[   20.648356][  T336]  ? __pfx___sys_sendto+0x10/0x10
[   20.648370][  T336]  ? sock_ioctl+0x3b6/0x590
[   20.648380][  T336]  ? __pfx___up_read+0x10/0x10
[   20.648388][  T336]  ? do_user_addr_fault+0x374/0xe30
[   20.648398][  T336]  ? do_user_addr_fault+0x374/0xe30
[   20.648405][  T336]  __x64_sys_sendto+0xe0/0x1c0
[   20.648409][  T336]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   20.648414][  T336]  do_syscall_64+0xc1/0x1d0
[   20.648421][  T336]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   20.648426][  T336] RIP: 0033:0x7fd34f013a4a
[   20.648431][  T336] 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
[   20.648434][  T336] RSP: 002b:00007ffdb3a04d38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   20.648437][  T336] RAX: ffffffffffffffda RBX: 000000003465d9d0 RCX: 00007fd34f013a4a
[   20.648440][  T336] RDX: 000000000000008e RSI: 000000003465dcf2 RDI: 0000000000000005
[   20.648441][  T336] RBP: 000000003465dcf2 R08: 00007ffdb3a04d40 R09: 0000000000000014
[   20.648443][  T336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   20.648445][  T336] R13: 000000000000008e R14: 00007ffdb3a04d40 R15: 0000000000000000
[   20.648461][  T336]  </TASK>
[   35.088888][  T623] br1: port 2(veth2) entered disabled state
[   35.090042][  T623] br1: port 1(veth1) entered disabled state
[   35.250945][  T625] veth2: left allmulticast mode
[   35.251263][  T625] veth2: left promiscuous mode
[   35.251620][  T625] br1: port 2(veth2) entered disabled state
[   35.431540][  T627] veth1: left allmulticast mode
[   35.431890][  T627] veth1: left promiscuous mode
[   35.432339][  T627] br1: port 1(veth1) entered disabled state