[ 4523.868691][T20764] GACT probability NOT on
[ 4523.889868][T20762] tc (20762) used greatest stack depth: 23256 bytes left
[ 4524.448394][T20774] 
[ 4524.448754][T20774] =============================
[ 4524.448951][T20774] WARNING: suspicious RCU usage
[ 4524.449156][T20774] 6.14.0-rc6-virtme #1 Not tainted
[ 4524.449352][T20774] -----------------------------
[ 4524.449952][T20774] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[ 4524.450317][T20774] 
[ 4524.450317][T20774] other info that might help us debug this:
[ 4524.450317][T20774] 
[ 4524.450649][T20774] 
[ 4524.450649][T20774] rcu_scheduler_active = 2, debug_locks = 1
[ 4524.450913][T20774] 1 lock held by mausezahn/20774:
[ 4524.451100][T20774]  #0: ffffffffba36f640 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f5/0x18d0
[ 4524.451455][T20774] 
[ 4524.451455][T20774] stack backtrace:
[ 4524.451685][T20774] CPU: 2 UID: 0 PID: 20774 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[ 4524.451690][T20774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4524.451693][T20774] Call Trace:
[ 4524.451695][T20774]  <TASK>
[ 4524.451698][T20774]  dump_stack_lvl+0xb0/0xd0
[ 4524.451708][T20774]  lockdep_rcu_suspicious+0x1ea/0x280
[ 4524.451720][T20774]  dev_hard_start_xmit+0x2fc/0x3f0
[ 4524.451732][T20774]  __dev_queue_xmit+0xfaa/0x18d0
[ 4524.451736][T20774]  ? _copy_from_iter+0x1d2/0x12e0
[ 4524.451756][T20774]  ? __pfx___dev_queue_xmit+0x10/0x10
[ 4524.451761][T20774]  ? packet_parse_headers+0x243/0x9d0
[ 4524.451772][T20774]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[ 4524.451780][T20774]  ? __pfx_packet_parse_headers+0x10/0x10
[ 4524.451785][T20774]  ? skb_copy_datagram_from_iter+0xe6/0x6e0
[ 4524.451793][T20774]  ? dev_get_by_index+0xb2/0x190
[ 4524.451804][T20774]  packet_snd+0xd0d/0x19c0
[ 4524.451816][T20774]  ? __lock_release+0x103/0x460
[ 4524.451819][T20774]  ? __might_fault+0x11b/0x170
[ 4524.451827][T20774]  ? __pfx_packet_snd+0x10/0x10
[ 4524.451829][T20774]  ? trace_lock_acquire+0x14c/0x1f0
[ 4524.451833][T20774]  ? __might_fault+0x11b/0x170
[ 4524.451839][T20774]  ? lock_acquire+0x32/0xc0
[ 4524.451845][T20774]  ? __might_fault+0x11b/0x170
[ 4524.451857][T20774]  __sys_sendto+0x3c3/0x450
[ 4524.451865][T20774]  ? __pfx___sys_sendto+0x10/0x10
[ 4524.451881][T20774]  ? sock_ioctl+0x3b6/0x590
[ 4524.451884][T20774]  ? _copy_to_user+0x5c/0x80
[ 4524.451892][T20774]  ? __pfx_put_timespec64+0x10/0x10
[ 4524.451902][T20774]  ? posix_cpu_clock_get+0xe1/0x240
[ 4524.451912][T20774]  ? __x64_sys_clock_gettime+0x17a/0x200
[ 4524.451917][T20774]  ? __pfx___x64_sys_clock_gettime+0x10/0x10
[ 4524.451925][T20774]  __x64_sys_sendto+0xe0/0x1c0
[ 4524.451930][T20774]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 4524.451934][T20774]  do_syscall_64+0xc1/0x1d0
[ 4524.451944][T20774]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 4524.451949][T20774] RIP: 0033:0x7f3f2c04aa4a
[ 4524.451955][T20774] 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
[ 4524.451958][T20774] RSP: 002b:00007ffe8bef51a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 4524.451962][T20774] RAX: ffffffffffffffda RBX: 00000000344d59d0 RCX: 00007f3f2c04aa4a
[ 4524.451964][T20774] RDX: 0000000000000064 RSI: 00000000344d55c2 RDI: 0000000000000005
[ 4524.451966][T20774] RBP: 00000000344d55c2 R08: 00007ffe8bef51b0 R09: 0000000000000014
[ 4524.451968][T20774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 4524.451970][T20774] R13: 0000000000000064 R14: 00007ffe8bef51b0 R15: 0000000000000000
[ 4524.451987][T20774]  </TASK>