Created attachment 133710 [details]
kern.log (drm.debug=0xe)
Here is the timestamp of kern.log
--- DC mode ---
1. timestamp: 16:49
$ DRI_PRIME=1 glxgears
2. timestamp: 16:50
Stop glxgears
3. timestamp: 16:51
plug power adaptor in
--- AC mode ---
4. timestamp: 16:52
$ DRI_PRIME=1 glxgears
===> corruption!!! <===
5. timestamp: 16:53
Stop glxgears
6. timestamp: 16:54
$ glxgears
7. timestamp: 16:55
Stop glxgears