kernel package linux-headers-5.11.0-11-generic is not supported

[jean-christophe manciot]

Ubuntu 21.04
xtables-addons-common: 3.13-1
xtables-addons-dkms: 3.13-1

Upgrading the linux kernel leads to:
Setting up linux-headers-5.11.0-11-generic (5.11.0-11.12) ...
/etc/kernel/header_postinst.d/dkms:
 * dkms: running auto installation service for kernel 5.11.0-11-generic

Kernel preparation unnecessary for this kernel. Skipping...

Building module:
cleaning build area...
make -j8 KERNELRELEASE=5.11.0-11-generic -C /lib/modules/5.11.0-11-generic/build M=/var/lib/dkms/xtables-addons/3.13/build/extensions XA_ABSTOPSRCDIR=/var/lib/dkms/xtables-
addons/3.13/build XA_TOPSRCDIR=/var/lib/dkms/xtables-addons/3.13/build V=1 modules ; find /var/lib/dkms/xtables-addons/3.13/build -name '*.ko' -exec mv -v {} /var/lib/dkms/
xtables-addons/3.13/build \;...
ERROR (dkms apport): kernel package linux-headers-5.11.0-11-generic is not supported
Error! Build of xt_ACCOUNT.ko failed for: 5.11.0-11-generic (x86_64)
Make sure the name of the generated module is correct and at the root of the
build directory, or consult make.log in the build directory
/var/lib/dkms/xtables-addons/3.13/build/ for more information.
   ...done.

/var/lib/dkms/xtables-addons/3.13/build/make.log is attached.

[jean-christophe manciot (manciot-jeanchristophe)]

Solved by:

xtables-addons-common: 3.13-1ubuntu2
xtables-addons-dkms: 3.13-1ubuntu2

Preparing to unpack .../xtables-addons-common_3.13-1ubuntu2_amd64.deb ...
Unpacking xtables-addons-common (3.13-1ubuntu2) over (3.13-1) ...
Preparing to unpack .../xtables-addons-dkms_3.13-1ubuntu2_all.deb ...
...
Building initial module for 5.11.0-11-generic
Done.

xt_ACCOUNT.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

compat_xtables.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_pknock.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_CHAOS.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_DELUDE.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_DHCPMAC.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_DNETMAP.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_ECHO.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_IPMARK.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_LOGMARK.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_PROTO.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_SYSRQ.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_TARPIT.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_condition.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.11.0-11-generic/updates/dkms/

xt_fuzzy.ko:
Running module...

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Oibaf (oibaf)]

Fixed by 3.13-1ubuntu2, as reported on previous comment.