[   10.667997][  T270] ip (270) used greatest stack depth: 24416 bytes left
[   11.285127][  T282] GACT probability NOT on
[   11.825290][  T291] 
[   11.825560][  T291] =============================
[   11.825768][  T291] WARNING: suspicious RCU usage
[   11.825941][  T291] 6.14.0-rc6-virtme #1 Not tainted
[   11.826110][  T291] -----------------------------
[   11.826440][  T291] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   11.826719][  T291] 
[   11.826719][  T291] other info that might help us debug this:
[   11.826719][  T291] 
[   11.827046][  T291] 
[   11.827046][  T291] rcu_scheduler_active = 2, debug_locks = 1
[   11.827315][  T291] 1 lock held by mausezahn/291:
[   11.827486][  T291]  #0: ffffffff8a76f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0
[   11.827806][  T291] 
[   11.827806][  T291] stack backtrace:
[   11.828012][  T291] CPU: 2 UID: 0 PID: 291 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   11.828017][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.828019][  T291] Call Trace:
[   11.828020][  T291]  <TASK>
[   11.828023][  T291]  dump_stack_lvl+0xb0/0xd0
[   11.828031][  T291]  lockdep_rcu_suspicious+0x1ea/0x280
[   11.828042][  T291]  dev_hard_start_xmit+0x2fc/0x3f0
[   11.828054][  T291]  __dev_queue_xmit+0xfaa/0x18d0
[   11.828058][  T291]  ? _copy_from_iter+0x1d2/0x12e0
[   11.828075][  T291]  ? __pfx___dev_queue_xmit+0x10/0x10
[   11.828080][  T291]  ? packet_parse_headers+0x243/0x9d0
[   11.828090][  T291]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   11.828098][  T291]  ? __pfx_packet_parse_headers+0x10/0x10
[   11.828102][  T291]  ? skb_copy_datagram_from_iter+0xe6/0x6e0
[   11.828109][  T291]  ? dev_get_by_index+0xb2/0x190
[   11.828120][  T291]  packet_snd+0xd0d/0x19c0
[   11.828132][  T291]  ? __lock_release+0x103/0x460
[   11.828134][  T291]  ? __might_fault+0x11b/0x170
[   11.828141][  T291]  ? __pfx_packet_snd+0x10/0x10
[   11.828143][  T291]  ? trace_lock_acquire+0x14c/0x1f0
[   11.828146][  T291]  ? __might_fault+0x11b/0x170
[   11.828153][  T291]  ? lock_acquire+0x32/0xc0
[   11.828159][  T291]  ? __might_fault+0x11b/0x170
[   11.828170][  T291]  __sys_sendto+0x3c3/0x450
[   11.828177][  T291]  ? __pfx___sys_sendto+0x10/0x10
[   11.828193][  T291]  ? sock_ioctl+0x3b6/0x590
[   11.828196][  T291]  ? _copy_to_user+0x5c/0x80
[   11.828202][  T291]  ? __pfx_put_timespec64+0x10/0x10
[   11.828210][  T291]  ? posix_cpu_clock_get+0xe1/0x240
[   11.828219][  T291]  ? __x64_sys_clock_gettime+0x17a/0x200
[   11.828224][  T291]  ? __pfx___x64_sys_clock_gettime+0x10/0x10
[   11.828232][  T291]  __x64_sys_sendto+0xe0/0x1c0
[   11.828237][  T291]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   11.828241][  T291]  do_syscall_64+0xc1/0x1d0
[   11.828249][  T291]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   11.828254][  T291] RIP: 0033:0x7f3b70ee3a4a
[   11.828259][  T291] 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
[   11.828262][  T291] RSP: 002b:00007ffcdb388b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   11.828265][  T291] RAX: ffffffffffffffda RBX: 000000000ab9a9d0 RCX: 00007f3b70ee3a4a
[   11.828267][  T291] RDX: 0000000000000064 RSI: 000000000ab9a5c2 RDI: 0000000000000005
[   11.828269][  T291] RBP: 000000000ab9a5c2 R08: 00007ffcdb388b20 R09: 0000000000000014
[   11.828271][  T291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   11.828272][  T291] R13: 0000000000000064 R14: 00007ffcdb388b20 R15: 0000000000000000
[   11.828289][  T291]  </TASK>