si ecco cosa vedo nel log:
codice:
ott 02 09:05:55 matte-arch kernel: No dialect specified on mount. Default has changed to a more secure dialect, SMB3 (vers=3.0), from CIFS (SMB1). To use the less secure SMB1 dialect to access old servers which do 
ott 02 09:05:55 matte-arch kernel: CIFS VFS: ioctl error in smb2_get_dfs_refer rc=-5