J'ai trouvé =)
C3PO:/home/**/Téléchargements# fdisk -l
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x0007a10d
Device Boot Start End Blocks Id System
/dev/sda1 23598 60801 298841130 5 Extended
/dev/sda2 1 23597 189542871 83 Linux
/dev/sda5 60073 60801 5855692+ 82 Linux swap / Solaris
/dev/sda6 23599 60071 292969341 83 Linux
Partition table entries are not in disk order
Disk /dev/sdb: 160.0 GB, 160041885696 bytes
255 heads, 63 sectors/track, 19457 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x98deb064
Device Boot Start End Blocks Id System
/dev/sdb1 1 13 104391 de Dell Utility
/dev/sdb2 * 14 6387 51199155 7 HPFS/NTFS
/dev/sdb3 6388 12761 51199155 7 HPFS/NTFS
/dev/sdb4 12762 19457 53785620 5 Extended
/dev/sdb5 12762 13083 2586433+ 82 Linux swap / Solaris
/dev/sdb6 13084 19457 51199123+ 83 Linux
C3PO:/home/**/Téléchargements# mount -t ext2 /dev/sdb6 /mnt/tmp
mount: wrong fs type, bad option, bad superblock on /dev/sdb6,
missing codepage or helper program, or other error
In some cases useful info is found in syslog - try
dmesg | tail or so