Virtualbox installation problem on Ubuntu 22.04 with kernel 5.15.0-52-generic

I can not load vboxdrv module on Ubuntu 22.04, even after having rebuilt this module:

 ✘ fjammes@myhost  sudo apt install --reinstall virtualbox-dkms 
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
The following packages were automatically installed and are no longer required:
  libgsoap-2.8.117 liblzf1
Use 'sudo apt autoremove' to remove them.
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 9 not upgraded.
Need to get 721 kB of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://archive.ubuntu.com/ubuntu jammy-updates/multiverse amd64 virtualbox-dkms amd64 6.1.38-dfsg-3~ubuntu1.22.04.1 [721 kB]
Fetched 721 kB in 0s (3,177 kB/s)       
(Reading database ... 473123 files and directories currently installed.)
Preparing to unpack .../virtualbox-dkms_6.1.38-dfsg-3~ubuntu1.22.04.1_amd64.deb ...
Module virtualbox-6.1.38 for kernel 5.15.0-52-generic (x86_64).
Before uninstall, this module version was ACTIVE on this kernel.

vboxdrv.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.15.0-52-generic/updates/dkms/
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


vboxnetadp.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.15.0-52-generic/updates/dkms/
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


vboxnetflt.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.15.0-52-generic/updates/dkms/
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod...
Deleting module virtualbox-6.1.38 completely from the DKMS tree.
Unpacking virtualbox-dkms (6.1.38-dfsg-3~ubuntu1.22.04.1) over (6.1.38-dfsg-3~ubuntu1.22.04.1) ...
Setting up virtualbox-dkms (6.1.38-dfsg-3~ubuntu1.22.04.1) ...
Loading new virtualbox-6.1.38 DKMS files...
Building for 5.15.0-52-generic
Building initial module for 5.15.0-52-generic
Secure Boot not enabled on this system.
Done.

vboxdrv.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.15.0-52-generic/updates/dkms/

vboxnetadp.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.15.0-52-generic/updates/dkms/

vboxnetflt.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.15.0-52-generic/updates/dkms/

depmod...

modprobe is then failing:

fjammes@myhost  uname -r
5.15.0-52-generic
fjammes@myhost  sudo modprobe vboxdrv -v
insmod /lib/modules/5.15.0-52-generic/updates/dkms/vboxdrv.ko 
modprobe: ERROR: could not insert 'vboxdrv': Exec format error