[   11.161635][  T266] ip (266) used greatest stack depth: 24016 bytes left
[   12.444327][  T276] 
[   12.444534][  T276] =============================
[   12.444712][  T276] WARNING: suspicious RCU usage
[   12.444990][  T276] 6.14.0-rc6-virtme #1 Not tainted
[   12.445146][  T276] -----------------------------
[   12.445302][  T276] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   12.445569][  T276] 
[   12.445569][  T276] other info that might help us debug this:
[   12.445569][  T276] 
[   12.445876][  T276] 
[   12.445876][  T276] rcu_scheduler_active = 2, debug_locks = 1
[   12.446107][  T276] 1 lock held by arping/276:
[   12.446265][  T276]  #0: ffffffff9eb6f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0
[   12.446562][  T276] 
[   12.446562][  T276] stack backtrace:
[   12.446767][  T276] CPU: 1 UID: 0 PID: 276 Comm: arping Not tainted 6.14.0-rc6-virtme #1
[   12.446771][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.446773][  T276] Call Trace:
[   12.446774][  T276]  <TASK>
[   12.446777][  T276]  dump_stack_lvl+0xb0/0xd0
[   12.446787][  T276]  lockdep_rcu_suspicious+0x1ea/0x280
[   12.446800][  T276]  dev_hard_start_xmit+0x2fc/0x3f0
[   12.446811][  T276]  __dev_queue_xmit+0xfaa/0x18d0
[   12.446816][  T276]  ? _copy_from_iter+0x1d2/0x12e0
[   12.446835][  T276]  ? __pfx___dev_queue_xmit+0x10/0x10
[   12.446840][  T276]  ? packet_parse_headers+0x243/0x9d0
[   12.446852][  T276]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   12.446859][  T276]  ? __pfx_packet_parse_headers+0x10/0x10
[   12.446864][  T276]  ? skb_copy_datagram_from_iter+0xe6/0x6e0
[   12.446873][  T276]  ? dev_get_by_index+0xb2/0x190
[   12.446883][  T276]  packet_snd+0xd0d/0x19c0
[   12.446896][  T276]  ? __lock_release+0x103/0x460
[   12.446899][  T276]  ? __might_fault+0x11b/0x170
[   12.446906][  T276]  ? __pfx_packet_snd+0x10/0x10
[   12.446909][  T276]  ? trace_lock_acquire+0x14c/0x1f0
[   12.446912][  T276]  ? __pfx___lock_release+0x10/0x10
[   12.446919][  T276]  ? lock_acquire+0x32/0xc0
[   12.446924][  T276]  ? __might_fault+0x11b/0x170
[   12.446935][  T276]  __sys_sendto+0x3c3/0x450
[   12.446944][  T276]  ? __pfx___sys_sendto+0x10/0x10
[   12.446956][  T276]  ? __lock_release+0x103/0x460
[   12.446960][  T276]  ? __pfx___lock_release+0x10/0x10
[   12.446969][  T276]  ? __pfx___up_read+0x10/0x10
[   12.446975][  T276]  ? do_user_addr_fault+0x374/0xe30
[   12.446987][  T276]  ? do_user_addr_fault+0x374/0xe30
[   12.446994][  T276]  __x64_sys_sendto+0xe0/0x1c0
[   12.446999][  T276]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   12.447004][  T276]  do_syscall_64+0xc1/0x1d0
[   12.447014][  T276]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   12.447019][  T276] RIP: 0033:0x7fa251a39a4a
[   12.447023][  T276] 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
[   12.447026][  T276] RSP: 002b:00007ffc6299cac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   12.447029][  T276] RAX: ffffffffffffffda RBX: 0000000000000100 RCX: 00007fa251a39a4a
[   12.447032][  T276] RDX: 000000000000001c RSI: 00007ffc6299cae0 RDI: 0000000000000005
[   12.447034][  T276] RBP: 00007ffc6299cc30 R08: 00007ffc6299e090 R09: 0000000000000014
[   12.447035][  T276] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa2518e7710
[   12.447037][  T276] R13: 00000000004047b4 R14: 0000000000407de0 R15: 00007fa251b3f000
[   12.447054][  T276]  </TASK>
[   27.569434][  T413] GACT probability NOT on