How to use KASAN (The Kernel Address Sanitizer) for finding use-after-free and out-of-bounds bugs?

Solution Unverified - Updated -

Issue

  • How to use KASAN (The Kernel Address Sanitizer) for finding use-after-free and out-of-bounds bugs?

  • Is it safe to run kernel-debug that is built with CONFIG_KASAN being enabled in our production environment?

  • Is KASAN supported for s390 as well?

Environment

  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

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