[   10.897125][  T252] ip (252) used greatest stack depth: 23248 bytes left
[   19.020940][  T308] GACT probability NOT on
[   19.266936][  T311] 
[   19.267270][  T311] =============================
[   19.267452][  T311] WARNING: suspicious RCU usage
[   19.267669][  T311] 6.14.0-rc6-virtme #1 Not tainted
[   19.267846][  T311] -----------------------------
[   19.268296][  T311] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   19.268616][  T311] 
[   19.268616][  T311] other info that might help us debug this:
[   19.268616][  T311] 
[   19.268931][  T311] 
[   19.268931][  T311] rcu_scheduler_active = 2, debug_locks = 1
[   19.269194][  T311] 1 lock held by mausezahn/311:
[   19.269362][  T311]  #0: ffffffffb0f5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   19.269682][  T311] 
[   19.269682][  T311] stack backtrace:
[   19.269890][  T311] CPU: 2 UID: 0 PID: 311 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   19.269894][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.269896][  T311] Call Trace:
[   19.269899][  T311]  <TASK>
[   19.269901][  T311]  dump_stack_lvl+0xb0/0xd0
[   19.269910][  T311]  lockdep_rcu_suspicious+0x1ea/0x280
[   19.269921][  T311]  dev_hard_start_xmit+0x2fc/0x3f0
[   19.269931][  T311]  __dev_queue_xmit+0xfaf/0x18d0
[   19.269946][  T311]  ? __pfx___dev_queue_xmit+0x10/0x10
[   19.269950][  T311]  ? packet_parse_headers+0x231/0x9c0
[   19.269959][  T311]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   19.269966][  T311]  ? __pfx_packet_parse_headers+0x10/0x10
[   19.269970][  T311]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   19.269977][  T311]  ? dev_get_by_index+0xb2/0x190
[   19.269989][  T311]  packet_snd+0xd0c/0x19d0
[   19.270001][  T311]  ? __lock_release+0x103/0x460
[   19.270005][  T311]  ? __might_fault+0x11b/0x170
[   19.270013][  T311]  ? __pfx_packet_snd+0x10/0x10
[   19.270015][  T311]  ? trace_lock_acquire+0x14c/0x1f0
[   19.270018][  T311]  ? __might_fault+0x11b/0x170
[   19.270024][  T311]  ? lock_acquire+0x32/0xc0
[   19.270031][  T311]  ? __might_fault+0x11b/0x170
[   19.270042][  T311]  __sys_sendto+0x3c3/0x450
[   19.270048][  T311]  ? __pfx___sys_sendto+0x10/0x10
[   19.270074][  T311]  ? sock_ioctl+0x3b6/0x590
[   19.270086][  T311]  ? __pfx___up_read+0x10/0x10
[   19.270095][  T311]  ? do_user_addr_fault+0x374/0xe30
[   19.270109][  T311]  ? do_user_addr_fault+0x374/0xe30
[   19.270117][  T311]  __x64_sys_sendto+0xe0/0x1c0
[   19.270121][  T311]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   19.270126][  T311]  do_syscall_64+0xc1/0x1d0
[   19.270135][  T311]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   19.270142][  T311] RIP: 0033:0x7f1182b4fa4a
[   19.270147][  T311] 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
[   19.270151][  T311] RSP: 002b:00007ffd61542f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   19.270155][  T311] RAX: ffffffffffffffda RBX: 0000000033f4e9d0 RCX: 00007f1182b4fa4a
[   19.270157][  T311] RDX: 0000000000000062 RSI: 0000000033f4e5c2 RDI: 0000000000000005
[   19.270159][  T311] RBP: 0000000033f4e5c2 R08: 00007ffd61542f30 R09: 0000000000000014
[   19.270161][  T311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   19.270163][  T311] R13: 0000000000000062 R14: 00007ffd61542f30 R15: 0000000000000000
[   19.270179][  T311]  </TASK>
[   35.640523][  T706] 8021q: 802.1Q VLAN Support v1.8