Comment 1 for bug 1820048

with new kernel:

kosal@kosal-pc:~$ systemctl status "mnt-NAS-WD\\x2dElements25A2\\x2d01.mount"
● mnt-NAS-WD\x2dElements25A2\x2d01.mount - /mnt/NAS/WD-Elements25A2-01
   Loaded: loaded (/etc/fstab; generated)
   Active: failed (Result: exit-code) since Thu 2019-03-14 13:13:10 CET; 53s ago
    Where: /mnt/NAS/WD-Elements25A2-01
     What: //fritz.box/FRITZ.NAS/WD-Elements25A2-01
     Docs: man:fstab(5)
           man:systemd-fstab-generator(8)

márc 14 13:13:10 kosal-pc systemd[1]: Mounting /mnt/NAS/WD-Elements25A2-01...
márc 14 13:13:10 kosal-pc mount[1524]: mount error: could not resolve address for fritz.box: Unknown error
márc 14 13:13:10 kosal-pc systemd[1]: mnt-NAS-WD\x2dElements25A2\x2d01.mount: Mount process exited, code=exited status=1
márc 14 13:13:10 kosal-pc systemd[1]: mnt-NAS-WD\x2dElements25A2\x2d01.mount: Failed with result 'exit-code'.
márc 14 13:13:10 kosal-pc systemd[1]: Failed to mount /mnt/NAS/WD-Elements25A2-01.