Très bizarre, ça me renvoie ça :
-bash-3.2# diskutil eraseVolume jhfs+ "MacIntosh SSD" disk0s2
Started erase on disk0s2 MacIntosh SSD
Unmounting disk
Erasing
newfs_hfs:
WriteBuffer: pwrite(3, 0x10aa39000, 1048576, 1052672): Input/output error
newfs_hfs: write (sector 2056): Invalid argument...