RHEL 7 Kickstart Fails With Curl Error

Issue

• When trying to kickstart a RHEL 7 machine over the network, it fails with console output similar to:

[  11.539583] sd 2:0:0:0: [sda] 20971520 512-byte logical blocks: (10.7 GB/10.0 GiB)
[  11.540907] sd 2:0:0:0: [sda] Write Protect is off
[  11.541270] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[  11.545375] sd 2:0:0:0: [sda] Attached SCSI disk
[  11.701613] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[  11.701654] 8021q: adding VLAN 0 to HW filter on device eth0
[  12.260970] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[  13.953419] dracut—initqueue[1123]: % Total    % Received    Xferd    Average    Speed    Time    Time    Time    Current
[  13.956475] dracut—initqueue[1123]: Dload    Upload    Total    Spent    Left    Speed
100    6505    100    6505    0    0    2832    0    0:00:02    0:00:02    —-:--:—-    2833    0    --:--:-—    --:--:--    --:--:--    0
[  17.1940621] dracut-initqueue[11231]: Warning: can’t find installer mainimage path in .treeinfo
[  17.2617791] dracut—initqueue[1123]: % Total    % Received    Xferd    Average    Speed    Time    Time    Time    Current
[  17.2640420] dracut—initqueue[1123]: Dload    Upload    Total    Spent    Left    Speed
 71    410M     71    293M    0    0    226M    0    0:00:01    0:00:01    —-:--:—-    226M    0    --:--:-—    --:--:--    --:--:--    0
[  18.564711] dracut—initqueue[1123]: curl: (23) Failed writing body (56 != 16384)
[  19.590823] loop: module loaded
[  18.905204] dracut—initqueue[1123]: mount: wrong fs type, bad option, bad superblock on /deu/loop0,
[  18.910342] dracut—initqueue[1123]: missing codepage or helper program, or other error
[  18.910829] dracut—initqueue[1123]: In some cases useful info is found in syslog - try
[  18.911215] dracut—initqueue[1123]: dmesg | tail or so.
[  18.929125] dracut—initqueue[1123]: umount: /run/initramfs/squashfs: not mounted
[  18.951730] dracut—initqueue[1123]: /sbin/dmsquash-live-root: line 286: printf: write error: No space left on device

• In the above, the most relevant lines are:
  • dracut—initqueue[1123]: curl: (23) Failed writing body (56 != 16384)
  • dracut—initqueue[1123]: /sbin/dmsquash-live-root: line 286: printf: write error: No space left on device