[   18.044196][  T307] GACT probability NOT on
[   18.377153][  T320] 
[   18.377371][  T320] =============================
[   18.377548][  T320] WARNING: suspicious RCU usage
[   18.377699][  T320] 6.14.0-rc6-virtme #1 Not tainted
[   18.377850][  T320] -----------------------------
[   18.378144][  T320] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[   18.378405][  T320] 
[   18.378405][  T320] other info that might help us debug this:
[   18.378405][  T320] 
[   18.378692][  T320] 
[   18.378692][  T320] rcu_scheduler_active = 2, debug_locks = 1
[   18.378910][  T320] 1 lock held by mausezahn/320:
[   18.379072][  T320]  #0: ffffffffa495b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[   18.379373][  T320] 
[   18.379373][  T320] stack backtrace:
[   18.379559][  T320] CPU: 3 UID: 0 PID: 320 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[   18.379564][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.379566][  T320] Call Trace:
[   18.379568][  T320]  <TASK>
[   18.379570][  T320]  dump_stack_lvl+0xb0/0xd0
[   18.379577][  T320]  lockdep_rcu_suspicious+0x1ea/0x280
[   18.379587][  T320]  dev_hard_start_xmit+0x2fc/0x3f0
[   18.379597][  T320]  __dev_queue_xmit+0xfaf/0x18d0
[   18.379611][  T320]  ? __pfx___dev_queue_xmit+0x10/0x10
[   18.379615][  T320]  ? packet_parse_headers+0x231/0x9c0
[   18.379624][  T320]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[   18.379630][  T320]  ? __pfx_packet_parse_headers+0x10/0x10
[   18.379634][  T320]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[   18.379639][  T320]  ? dev_get_by_index+0xb2/0x190
[   18.379650][  T320]  packet_snd+0xd0c/0x19d0
[   18.379662][  T320]  ? __lock_release+0x103/0x460
[   18.379665][  T320]  ? __might_fault+0x11b/0x170
[   18.379672][  T320]  ? __pfx_packet_snd+0x10/0x10
[   18.379674][  T320]  ? trace_lock_acquire+0x14c/0x1f0
[   18.379676][  T320]  ? __might_fault+0x11b/0x170
[   18.379683][  T320]  ? lock_acquire+0x32/0xc0
[   18.379689][  T320]  ? __might_fault+0x11b/0x170
[   18.379700][  T320]  __sys_sendto+0x3c3/0x450
[   18.379706][  T320]  ? __pfx___sys_sendto+0x10/0x10
[   18.379720][  T320]  ? sock_ioctl+0x3b6/0x590
[   18.379725][  T320]  ? _copy_to_user+0x5c/0x80
[   18.379733][  T320]  ? __pfx_put_timespec64+0x10/0x10
[   18.379741][  T320]  ? posix_cpu_clock_get+0xe1/0x240
[   18.379749][  T320]  ? __x64_sys_clock_gettime+0x17a/0x200
[   18.379754][  T320]  ? __pfx___x64_sys_clock_gettime+0x10/0x10
[   18.379761][  T320]  __x64_sys_sendto+0xe0/0x1c0
[   18.379765][  T320]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   18.379770][  T320]  do_syscall_64+0xc1/0x1d0
[   18.379778][  T320]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   18.379783][  T320] RIP: 0033:0x7f779bce5a4a
[   18.379788][  T320] 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
[   18.379790][  T320] RSP: 002b:00007ffd01f55648 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   18.379794][  T320] RAX: ffffffffffffffda RBX: 00000000077939d0 RCX: 00007f779bce5a4a
[   18.379796][  T320] RDX: 0000000000000040 RSI: 0000000007793c02 RDI: 0000000000000005
[   18.379797][  T320] RBP: 0000000007793c02 R08: 00007ffd01f55650 R09: 0000000000000014
[   18.379799][  T320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   18.379801][  T320] R13: 0000000000000040 R14: 00007ffd01f55650 R15: 0000000000000000
[   18.379817][  T320]  </TASK>