[FS#770] DMA fails to stop

[LEDE Bugs]

The following task has a new comment added:

FS#770 - DMA fails to stop
User who did this - antithesis0 (antithesis0)

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Thanks aversario, seeing what appears to be the same thing on a totally different AP/chipset/etc shows this is not isolated.

If anyone has ideas on things they would like me to look into for debugging, I'm happy to try :)
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=770#comment3359