This was fixed in commit, but I suspect you are using an older version of stress-ng.
commit c0ce27a5870fc879967555d7c975dcbe032bb10e Author: Colin Ian King <email address hidden> Date: Fri Feb 1 19:32:54 2019 +0000
stress-mmap: be less noisy on mmap failures and fix directory cleanup (LP: #1807732)
Can you inform me which version of stress-ng you are using and which release so I can double check this.
This was fixed in commit, but I suspect you are using an older version of stress-ng.
commit c0ce27a5870fc87 9967555d7c975dc be032bb10e
Author: Colin Ian King <email address hidden>
Date: Fri Feb 1 19:32:54 2019 +0000
stress-mmap: be less noisy on mmap failures and fix directory cleanup (LP: #1807732)
Can you inform me which version of stress-ng you are using and which release so I can double check this.