kdump fails to generate a vmcore due to a 3rd party script associated with a dracut module

Issue

• Kdump fails with tons of errors as seen from the serial console logs and the system reboots without generating a vmcore:

  [   40.032352] dracut-initqueue[158]: /lib/dracut/hooks/initqueue/finished/99-xyz.sh: line 40: /sysroot/etc/sysconfig/network: No such file or directory
  [   40.097397] dracut-initqueue[158]: /lib/dracut/hooks/initqueue/finished/99-xyz.sh: line 112: /sysroot/etc/hosts: No such file or directory
  [   40.119777] dracut-initqueue[158]: /lib/dracut/hooks/initqueue/finished/99-xyz.sh: line 130: /sysroot/etc/hosts: No such file or directory
  .
  .
  [   60.547173] dracut-initqueue[158]: mount: mount point /sysroot/sys does not exist
  [   60.602456] dracut-initqueue[158]: mount: mount point /sysroot/dev does not exist
  [   61.658729] SGI XFS with ACLs, security attributes, no debug enabled
  [   61.698066] XFS (sda1): Mounting V5 Filesystem
  [   62.058000] XFS (sda1): Starting recovery (logdev: internal)
  [   62.065816] XFS (sda1): Ending recovery (logdev: internal)
  [  OK  ] Mounted /kdumproot/opt/vs-storage/Disk1. 
  .
  .
  [  436.136863] sd 0:0:1:0: [sdb] Synchronizing SCSI cache
  [  436.141000] sd 0:0:0:0: [sda] Synchronizing SCSI cache
  [  436.181519] Restarting system.
  [  436.183478] reboot: machine restart