Description of problem:
kdump unable to arming

Version-Release number of selected component (if applicable):
kexec-tools-2.0.12-7.fc24.1.x86_64

How reproducible:
every time

Steps to Reproduce:
1. boot the system


Actual results:
systemctl status kdump
● kdump.service - Crash recovery kernel arming
   Loaded: loaded (/usr/lib/systemd/system/kdump.service; enabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Fr 2016-09-02 18:59:45 CEST; 43min ago
 Main PID: 1327 (code=exited, status=1/FAILURE)

Sep 02 18:59:43 mobil.netz-von-frank.lan systemd[1]: Starting Crash recovery kernel arming...
Sep 02 18:59:43 mobil.netz-von-frank.lan kdumpctl[1327]: cat: Schreibfehler: Broken pipe
Sep 02 18:59:45 mobil.netz-von-frank.lan kdumpctl[1327]: Cannot load /boot/vmlinuz-4.6.7-300.fc24.x86_64
Sep 02 18:59:45 mobil.netz-von-frank.lan systemd[1]: kdump.service: Main process exited, code=exited, status=1/FAILURE
Sep 02 18:59:45 mobil.netz-von-frank.lan kdumpctl[1327]: kexec: failed to load kdump kernel
Sep 02 18:59:45 mobil.netz-von-frank.lan kdumpctl[1327]: Starting kdump: [FAILED]
Sep 02 18:59:45 mobil.netz-von-frank.lan systemd[1]: Failed to start Crash recovery kernel arming.
Sep 02 18:59:45 mobil.netz-von-frank.lan systemd[1]: kdump.service: Unit entered failed state.
Sep 02 18:59:45 mobil.netz-von-frank.lan systemd[1]: kdump.service: Failed with result 'exit-code'.


Expected results:
working kdump service

Additional info:
Schreibfehler = write error