time: Timer reset broken under heavy use since go1.16 timer optimizations added [1.16 backport] #47332
Description
@ianlancetaylor requested issue #47329 to be considered for backport to the next 1.16 minor release.
@gopherbot Please open backport to 1.16.
This bug also exists in 1.16. It can cause programs that use
Timer.Resetto fail to run a timer when it is ready.