Since you've identified a fix for your use case that doesn't require changing the sysctl setting, I am marking this 'wontfix'. It can be reopened if someone identifies other cases that warrant revisiting the question of reverting this setting.
** Changed in: procps (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1873785 Title: Root can't modify files of other users in directories with sticky bit anymore To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/procps/+bug/1873785/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs