On Fri, Aug 20, 2021 at 10:30:50AM +0000, Chris Hofstaedtler wrote: > +$TS_CMD_UNSHARE --user --pid --mount-proc true || ts_skip "Namespace support failure" The --pid requires --fork, fixed and committed: https://github.com/karelzak/util-linux/commit/597ccb7bf564f65bb059bfe420224cab0fba46ac Thanks Karel -- Karel Zak <kzak@xxxxxxxxxx> http://karelzak.blogspot.com