Actually this log is saying exactly what is happening - cryptsetup is *mounting* /dev/mapper/crypttmp_unformatted on /tmp - mountall get notification of that via /proc/self/mountinfo and that's why you see:
mountinfo_watcher: mountinfo changed, reparsing parse_mountinfo_file: updating mounts : update_mount: /tmp: /dev/mapper/crypttmp_unformatted ext2 defaults mounted: /tmp
Actually this log is saying exactly what is happening - cryptsetup is *mounting* /dev/mapper/ crypttmp_ unformatted on /tmp - mountall get notification of that via /proc/self/ mountinfo and that's why you see:
mountinfo_watcher: mountinfo changed, reparsing _file: updating mounts crypttmp_ unformatted ext2 defaults
parse_mountinfo
:
update_mount: /tmp: /dev/mapper/
mounted: /tmp