Public bug reported:

[Summary]
mt7921 wlan device disappear after warm reset, can be recovered by cold boot.

[Reproduce Steps]
1. do warm boot stress 100 times
2. check wifi function after stress finished
3. wifi has no function and mt7921e device disappeared

[Results]
Expected: wifi works normally
Actual: wifi broken

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1963614

Title:
  mt7921e device disappear after warm boot stress

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