kdump service fails to restart if no path is set in /etc/kdump.conf

Solution Verified - Updated -


  • kdump service fails to start if there is no path provided in /etc/kdump.conf
# grep -v '#' /etc/kdump.conf 
core_collector makedumpfile -l --message-level 1 -d 31

# kdumpctl restart
kexec: unloaded kdump kernel
Stopping kdump: [OK]
Detected change(s) in the following file(s):

Rebuilding /boot/initramfs-4.18.0-193.el8.x86_64kdump.img
Dump path /var/crash does not exist.
mkdumprd: failed to make kdump initrd
Starting kdump: [FAILED]    <-----
  • kdump service fails to start if the specified directory path is not present in /etc/kdump.conf


  • Red Hat Enterprise Linux 8
  • kexec-tools
  • kdump

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