[FS#764] MT7621: Any traffic shaping results in crashes/stack traces

[LEDE Bugs]

The following task has a new comment added:

FS#764 - MT7621: Any traffic shaping results in crashes/stack traces
User who did this - Pierre Parent (pparent76)

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Can you test with these images containing latest patch for this issue:

https://www.own-mailbox.com/lede/ 
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=764#comment3134