Here's the output from systemtap 3.1-3 patched with the two upstream fixes mentioned in the [Impact] section, under the Ubuntu 4.15.0-20.21-generic kernel, showing success.
Here's the output from systemtap 3.1-3 patched with the two upstream fixes mentioned in the [Impact] section, under the Ubuntu 4.15.0- 20.21-generic kernel, showing success.