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There are a few causes for the crashes.
The Atheros wifi driver is very old.
Please check your manufacturer for driver updates, it needs to be updated.
Pretty much all the dumps are indicating memory corruption.
3: kd> lmvm athrxstart end module name
fffff801`bb160000 fffff801`bb406000 athrx T (no symbols)
Loaded symbol image file: athrx.sys
Image path: \SystemRoot\System32\drivers\athrx.sys
Image name: athrx.sys
Timestamp: Tue Jun 21 10:03:39 2011 (4E00505B)
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4
Run MemTest86+ to analyse your RAM. MemTest86+ - Test RAM - Windows 10 Forums
MemTest86+ needs to be run for at least 8 passes for conclusive results. Set it running before you go to bed and leave it overnight. We're looking for zero errors here. Even a single error will indicate RAM failure.