To check if this is the bug you are experiencing, look for this repeating in your system log:
drmModeAtomicCommit: Invalid argument
If it's not mentioned in the log then you should create a new bug.
To check if this is the bug you are experiencing, look for this repeating in your system log:
drmModeAtomic Commit: Invalid argument
If it's not mentioned in the log then you should create a new bug.