Comment # 3 on bug 1213777 from Jiri Wiesner

Created attachment 868523 [details]
system log 07/31

I ran a few more tests. I used the kernels from bug 1213304 comment 11. This is
the result:
5.14.21-150400.24.63            works
5.14.21-150400.24.66            works
5.14.21-150400.1.g0cdd6ba       works
5.14.21-150400.1.g79cdf12       fails
> 2023-07-31T10:28:40.872619+02:00 a8 kernel: [   27.762786][  T355] [drm:drm_atomic_helper_wait_for_flip_done [drm_kms_helper]] *ERROR* [CRTC:47:crtc-0] flip_done timed out
5.14.21-150400.24.69            fails
> 2023-07-28T21:02:43.640138+02:00 a8 kernel: [   28.453952][   T39] [drm:drm_atomic_helper_wait_for_flip_done [drm_kms_helper]] *ERROR* [CRTC:47:crtc-0] flip_done timed out
5.14.21-150400.474.g43f1612     fails
> 2023-07-31T09:47:55.731990+02:00 a8 kernel: [   28.468200][    T8] [drm:drm_atomic_helper_wait_for_flip_done [drm_kms_helper]] *ERROR* [CRTC:47:crtc-0] flip_done timed out