install 5.17-oem 1005 kernel from jammy-proposed, it's not fixed yet.

# grep CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT /boot/config-5.1*
/boot/config-5.17.0-1004-oem:# CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT is not set
/boot/config-5.17.0-1005-oem:# CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT is not set

# grep CONFIG_IMA_ARCH_POLICY /boot/config-5.1*
/boot/config-5.17.0-1004-oem:# CONFIG_IMA_ARCH_POLICY is not set
/boot/config-5.17.0-1005-oem:# CONFIG_IMA_ARCH_POLICY is not set

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-oem-5.17 in Ubuntu.
https://bugs.launchpad.net/bugs/1972802

Title:
  enable config for fixing 5.17 kernel won't load mok

Status in OEM Priority Project:
  Triaged
Status in linux package in Ubuntu:
  In Progress
Status in linux-oem-5.17 package in Ubuntu:
  Invalid
Status in linux source package in Jammy:
  Invalid
Status in linux-oem-5.17 source package in Jammy:
  Fix Committed
Status in linux source package in Kinetic:
  In Progress
Status in linux-oem-5.17 source package in Kinetic:
  Invalid

Bug description:
  [Impact]
  Mok keys is not trusted after kernel 5.17

  [Fix]
  Enable the CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT and CONFIG_IMA_ARCH_POLICY 
for fixing the patch
  "[patch] integrity: Do not load MOK and MOKx when secure boot be disabled" 
was added to check if secureboot enabled for trusting the MOK key

  [Test]
  Enroll Mok key and use it to sign kernel modules, make sure secure boot is on 
and load the kernel module by either modprobe or insmod.

  [Where problems could occur]
  Low. only affect the checking secureboot enable function.

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