downgrade shim-signed to 1.40.4+15+1552672080.a4a1fbe-0ubuntu2 and shim 15+1552672080.a4a1fbe-0ubuntu2
Then I can't reproduce this issue.
downgrade shim-signed to 1.40.4+ 15+1552672080. a4a1fbe- 0ubuntu2 and a4a1fbe- 0ubuntu2
shim 15+1552672080.
Then I can't reproduce this issue.