[FS#800] ath9k sta and ap mode change. system hang

[LEDE Bugs]

The following task has a new comment added:

FS#800 - ath9k sta  and ap mode  change. system hang
User who did this - 李鹏 (lipeng)

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i have test OpenWRT 15.05.1, LEDE 17.01.0 . I get the same result may this is a ath9k bug , My board is Dual Core Processor, I  guess  the reason may  is  the timer del in dual core processor ,Somebody can  analysis  why?  thanks
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=800#comment2742