Grub "Hard Disk Error" and "Switchroot Mount" Error Caused "Kernel Panic"
Last updated on NOVEMBER 27, 2017
Applies to:Linux Kernel - Version: 4.4 to 4.6
This problem can occur on any platform.
When system loads GRUB boot image from hard disk, it could be seen:
"GRUB hard disk error"
on the screen and startup hangs there.
When the GRUB boot menu appears and one kind of kernel is selected to start up, the kernel gets panic :
MOUNT: ERROR 6 MOUNTING EXT3
MOUNT: ERROR 2 MOUNTING NONE
SWITCHROOT: MOUNT FAILED:22
UNMOUNT /INITRD/DEV FAILED: 2
KERNEL PANIC - NOT SYNCING: ATTEMPTED TO KILL INIT!
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