== starting jailed holder on /dev/nmdm0A ==
holder: open(/dev/nmdm0A)=3 holding 60s
== jailed process reopens own jail half:
== DF-4749: reopen of an open nmdm half ==
FAIL setup: open#1(/dev/nmdm0A): Device busy

== jail pid check: holder alive? ==
1278 /tmp/holder /dev/nmdm0A
holder: open(/dev/nmdm0A)=3 holding 60s

== unprivileged UNJAILED attach while jail holds the half (run as maxx) ==
holder: open(/dev/nmdm0A)=3 holding 60s

== done ==