Public bug reported:

Hi

Have downloaded/compiled NVMe upstream kernel.

When trying to load kdump module getting the below error

root@john:/var/lib/kdump# kdump-config load
Could not find a free area of memory of 0x66af000 bytes...
locate_hole failed
 * failed to load kdump kernel


root@john:/home/john# uname -a
Linux john 4.7.0-rc2+ #1 SMP Fri Jun 10 13:09:37 IST 2016 x86_64 x86_64 x86_64 
GNU/Linux

root@john:/var/lib/kdump# cat /proc/cmdline 
BOOT_IMAGE=/boot/vmlinuz-4.7.0-rc2+ 
root=UUID=3400bbc1-6340-4fb4-be44-7cd53dd46c04 ro console=tty0,115200,8n1 
console=ttyS0,115200,8n1 crashkernel=384M-:128M


root@john:/var/lib/kdump# ls -l
total 241192
drwxr-xr-x 5 root root      4096 Apr 21 03:38 initramfs-tools
lrwxrwxrwx 1 root root        36 Jun 10 20:00 initrd.img -> 
/var/lib/kdump/initrd.img-4.7.0-rc2+
-rw-r--r-- 1 root root  35923387 Jun 10 17:23 initrd.img-4.4.0-21-generic
-rw-r--r-- 1 root root 103378585 May 31 16:20 initrd.img-4.6.0-rc3+
-rw-r--r-- 1 root root 107669808 Jun 10 17:00 initrd.img-4.7.0-rc2+
lrwxrwxrwx 1 root root        24 Jun 10 20:00 vmlinuz -> 
/boot/vmlinuz-4.7.0-rc2+

root@john:/var/lib/kdump# cat /sys/kernel/kexec_crash_loaded 
0

** Affects: pigz (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1591933

Title:
  failed to load kdump kernel

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