Thank you very much for reporting this issue.
Could you please provide more information?
Please boot into the Ubuntu kernel and run the following command in a terminal
to collect debugging information and attach it to this report.
$ sudo apport-collect 2129551
You can pull previous dmesgs like:
$ journalctl -b -<NUM>
'journalctl -b -1' for the previous boot.
'journalctl -b -2' for the one before that.
Can you go back in time to find one that works and attach it to the bug
report?
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/2129551
Title:
login screen not starts after suspend wake up
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