[FS#636] Bootloop with R6220

[LEDE Bugs]

A new Flyspray task has been opened.  Details are below. 

User who did this - emersion (emersion) 

Attached to Project - LEDE Project
Summary - Bootloop with R6220
Task Type - Bug Report
Category - Base system
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - I flashed this file:

https://downloads.lede-project.org/snapshots/targets/ramips/mt7621/lede-ramips-mt7621-r6220-squashfs-sysupgrade.tar

Using instructions in this comment, via Telnet:

https://github.com/lede-project/source/pull/921#issue-211977813

Now the router is bootlooping.

Any way to restore stock image? (tried with https://github.com/jclehner/nmrpflash but it isn't working)

Thanks!

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=636