Unable to start kdump service: kexec_load failed: Operation not permitted

Issue

• Unable to start kdump service
  • Failed with error message when start kdump.service : kdump: kexec: failed to load kdump kernel
• Kdump service failing with below error message

# systemctl status kdump -l
kdump.service - Crash recovery kernel arming
   Loaded: loaded (/usr/lib/systemd/system/kdump.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Tue 2019-11-19 13:37:47 EST; 3s ago
  Process: 30734 ExecStart=/usr/bin/kdumpctl start (code=exited, status=1/FAILURE)
 Main PID: 30734 (code=exited, status=1/FAILURE)

 kdumpctl[30734]: segment[4].memsz = 0x4000
 kdumpctl[30734]: segment[5].buf   = 0x7f93cfa7d010
 kdumpctl[30734]: segment[5].bufsz = 0x9e400
 kdumpctl[30734]: segment[5].mem   = 0xbef61000
 kdumpctl[30734]: segment[5].memsz = 0x9f000
 kdumpctl[30734]: kexec: failed to load kdump kernel
 kdumpctl[30734]: Starting kdump: [FAILED]
 systemd[1]: kdump.service: Main process exited, code=exited, status=1/FAILURE
 systemd[1]: kdump.service: Failed with result 'exit-code'.
 systemd[1]: Failed to start Crash recovery kernel arming