Kernel.org: 4.17.2
sid (unstable): 4.16.16-1
buster (testing): 4.16.12-1
stretch (stable): 4.9.88-1+deb9u1
jessie (oldstable): 3.16.56-1+deb8u1

Debian GNU/Linux device driver check & report

Toshiba: Satellite U405D-S2902