How to trace signals issued by the kill() syscall?

Solution Verified - Updated -

Issue

  • How to trace signals issued by the kill() syscall using eBPF/BCC script?
  • How to determine which application is sending signal 9/15?

Environment

  • Red Hat Enterprise Linux 7.6+
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9
  • bcc-tools
  • killsnoop

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