Kernel WARNING in Xenomai3 with RTnet

Configuration:

Debian Trixie
xenomai3:master
linux-dovetail:v6.12.67-dovetail1

I have the following warning as soon as I enable the network interface:
Apr 08 01:52:12 trixie-box kernel: ------------[ cut here ]------------
Apr 08 01:52:12 trixie-box kernel: memcpy: detected field-spanning write 
(size 80) of single field "call->priv_data" at 
drivers/xenomai/net/stack/rtnet_rtpc.c:93 (size 0)
Apr 08 01:52:12 trixie-box kernel: WARNING: CPU: 13 PID: 2480 at 
drivers/xenomai/net/stack/rtnet_rtpc.c:93 
rtnet_rtpc_dispatch_call+0x2df/0x3d0 [rtnet]
Apr 08 01:52:12 trixie-box kernel: Modules linked in: rtudp rtipv4 
rt_loopback joydev uinput qrtr rfkill binfmt_misc intel_rapl_msr 
intel_rapl_common ccp kvm snd_hda_codec_generic snd_hda_intel ir>
Apr 08 01:52:12 trixie-box kernel: CPU: 13 UID: 0 PID: 2480 Comm: rtping 
Not tainted 6.12.67-xenomai3-73ad3b #3
Apr 08 01:52:12 trixie-box kernel: Hardware name: QEMU Standard PC (Q35 
+ ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Apr 08 01:52:12 trixie-box kernel: IRQ stage: Linux
Apr 08 01:52:12 trixie-box kernel: RIP: 
0010:rtnet_rtpc_dispatch_call+0x2df/0x3d0 [rtnet]
Apr 08 01:52:12 trixie-box kernel: Code: 26 50 00 00 00 0f 85 d1 fd ff 
ff 31 c9 48 c7 c2 00 13 94 c0 4c 89 ee 48 c7 c7 48 13 94 c0 c6 05 06 50 
00 00 01 e8 51 d6 97 eb <0f> 0b e9 ab fd ff ff 84 d2 >
Apr 08 01:52:12 trixie-box kernel: RSP: 0018:ffffcdff82ebbd68 EFLAGS: 
00010286
Apr 08 01:52:12 trixie-box kernel: RAX: 0000000000000000 RBX: 
ffff8988585012c0 RCX: 0000000000000027
Apr 08 01:52:12 trixie-box kernel: RDX: ffff898b6fca0948 RSI: 
0000000000000001 RDI: ffff898b6fca0940
Apr 08 01:52:12 trixie-box kernel: RBP: 00000000000001f4 R08: 
0000000000000000 R09: ffffcdff82ebbb28
Apr 08 01:52:12 trixie-box kernel: R10: ffffffffadeb9ee8 R11: 
0000000000000003 R12: 0000000000000000
Apr 08 01:52:12 trixie-box kernel: R13: 0000000000000050 R14: 
ffffffffc0cff5b0 R15: ffffffffc0cff6e0
Apr 08 01:52:12 trixie-box kernel: FS:  00007f1499d11740(0000) 
GS:ffff898b6fc80000(0000) knlGS:0000000000000000
Apr 08 01:52:12 trixie-box kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 
0000000080050033
Apr 08 01:52:12 trixie-box kernel: CR2: 00007ffe3de7dff8 CR3: 
000000014d74e000 CR4: 0000000000750ef0
Apr 08 01:52:12 trixie-box kernel: PKRU: 55555554
Apr 08 01:52:12 trixie-box kernel: Call Trace:
Apr 08 01:52:12 trixie-box kernel:  <TASK>
Apr 08 01:52:12 trixie-box kernel:  ipv4_ioctl+0x16b/0x230 [rtipv4]
Apr 08 01:52:12 trixie-box kernel:  rtnet_ioctl+0x164/0x190 [rtnet]
Apr 08 01:52:12 trixie-box kernel:  ? __count_memcg_events+0x67/0x100
Apr 08 01:52:12 trixie-box kernel:  __x64_sys_ioctl+0x91/0xd0
Apr 08 01:52:12 trixie-box kernel:  do_syscall_64+0xc0/0x230
Apr 08 01:52:12 trixie-box kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e
Apr 08 01:52:12 trixie-box kernel: RIP: 0033:0x7f1499e2091b
Apr 08 01:52:12 trixie-box kernel: Code: 00 48 89 44 24 18 31 c0 48 8d 
44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 
10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c >
Apr 08 01:52:12 trixie-box kernel: RSP: 002b:00007ffe3de7e9f0 EFLAGS: 
00000246 ORIG_RAX: 0000000000000010
Apr 08 01:52:12 trixie-box kernel: RAX: ffffffffffffffda RBX: 
00007f1499d11740 RCX: 00007f1499e2091b
Apr 08 01:52:12 trixie-box kernel: RDX: 000055c8e00d60e0 RSI: 
00000000c0500285 RDI: 0000000000000003
Apr 08 01:52:12 trixie-box kernel: RBP: 0000000000000002 R08: 
0000000000000000 R09: 0000000000000000
Apr 08 01:52:12 trixie-box kernel: R10: 0000000000000003 R11: 
0000000000000246 R12: 00007ffe3de7f818
Apr 08 01:52:12 trixie-box kernel: R13: 0000000000000002 R14: 
00007f1499f60000 R15: 000055c8e00d5dd8
Apr 08 01:52:12 trixie-box kernel:  </TASK>
Apr 08 01:52:12 trixie-box kernel: ---[ end trace 0000000000000000 ]---

This can be fixed with the following patch. However, I am not sure if 
it's the right way to do it.
diff --git a/kernel/drivers/net/stack/rtnet_rtpc.c 
b/kernel/drivers/net/stack/rtnet_rtpc.c
index cd5f0546d..caed27269 100644
--- a/kernel/drivers/net/stack/rtnet_rtpc.c
+++ b/kernel/drivers/net/stack/rtnet_rtpc.c
@@ -90,7 +90,7 @@ int rtnet_rtpc_dispatch_call(rtpc_proc proc, unsigned 
int timeout,
      if (call == NULL)
          return -ENOMEM;

-    memcpy(call->priv_data, priv_data, priv_data_size);
+    unsafe_memcpy(call->priv_data, priv_data, priv_data_size, 
/*embedded variable length data*/);

      call->processed = 0;
      call->proc = proc;