[   48.280180][  T567] GACT probability NOT on
[   48.626593][  T580] 
[   48.626885][  T580] =============================
[   48.627098][  T580] WARNING: suspicious RCU usage
[   48.627273][  T580] 6.14.0-rc6-virtme #1 Not tainted
[   48.627446][  T580] -----------------------------
[   48.627616][  T580] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   48.627917][  T580] 
[   48.627917][  T580] other info that might help us debug this:
[   48.627917][  T580] 
[   48.628253][  T580] 
[   48.628253][  T580] rcu_scheduler_active = 2, debug_locks = 1
[   48.628526][  T580] 1 lock held by mausezahn/580:
[   48.628701][  T580]  #0: ffffffff87d5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   48.629025][  T580] 
[   48.629025][  T580] stack backtrace:
[   48.629244][  T580] CPU: 0 UID: 0 PID: 580 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   48.629248][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.629250][  T580] Call Trace:
[   48.629253][  T580]  <TASK>
[   48.629255][  T580]  dump_stack_lvl+0xb0/0xd0
[   48.629264][  T580]  lockdep_rcu_suspicious+0x1ea/0x280
[   48.629276][  T580]  dev_hard_start_xmit+0x2fc/0x3f0
[   48.629287][  T580]  __dev_queue_xmit+0xfaf/0x18d0
[   48.629302][  T580]  ? __pfx___dev_queue_xmit+0x10/0x10
[   48.629306][  T580]  ? packet_parse_headers+0x231/0x9c0
[   48.629315][  T580]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   48.629322][  T580]  ? __pfx_packet_parse_headers+0x10/0x10
[   48.629327][  T580]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   48.629333][  T580]  ? dev_get_by_index+0xb2/0x190
[   48.629345][  T580]  packet_snd+0xd0c/0x19d0
[   48.629356][  T580]  ? __lock_release+0x103/0x460
[   48.629360][  T580]  ? __might_fault+0x11b/0x170
[   48.629369][  T580]  ? __pfx_packet_snd+0x10/0x10
[   48.629371][  T580]  ? trace_lock_acquire+0x14c/0x1f0
[   48.629373][  T580]  ? __might_fault+0x11b/0x170
[   48.629380][  T580]  ? lock_acquire+0x32/0xc0
[   48.629387][  T580]  ? __might_fault+0x11b/0x170
[   48.629398][  T580]  __sys_sendto+0x3c3/0x450
[   48.629404][  T580]  ? __pfx___sys_sendto+0x10/0x10
[   48.629419][  T580]  ? sock_ioctl+0x3b6/0x590
[   48.629424][  T580]  ? _copy_to_user+0x5c/0x80
[   48.629434][  T580]  ? __pfx_put_timespec64+0x10/0x10
[   48.629444][  T580]  ? posix_cpu_clock_get+0xe1/0x240
[   48.629453][  T580]  ? __x64_sys_clock_gettime+0x17a/0x200
[   48.629458][  T580]  ? __pfx___x64_sys_clock_gettime+0x10/0x10
[   48.629465][  T580]  __x64_sys_sendto+0xe0/0x1c0
[   48.629469][  T580]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   48.629474][  T580]  do_syscall_64+0xc1/0x1d0
[   48.629483][  T580]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   48.629489][  T580] RIP: 0033:0x7fe048fa8a4a
[   48.629495][  T580] 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
[   48.629498][  T580] RSP: 002b:00007fffffad6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   48.629502][  T580] RAX: ffffffffffffffda RBX: 000000003cbe59d0 RCX: 00007fe048fa8a4a
[   48.629504][  T580] RDX: 0000000000000040 RSI: 000000003cbe5c02 RDI: 0000000000000005
[   48.629506][  T580] RBP: 000000003cbe5c02 R08: 00007fffffad6320 R09: 0000000000000014
[   48.629508][  T580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   48.629510][  T580] R13: 0000000000000040 R14: 00007fffffad6320 R15: 0000000000000000
[   48.629526][  T580]  </TASK>