Kernel.org: 4.20.11
sid (unstable): 4.19.20-1
buster (testing): 4.19.16-1
stretch (stable): 4.9.144-3
jessie (oldstable): 3.16.59-1

Debian GNU/Linux device driver check & report

IBM: 3550

PCI IDWorks?VendorDeviceDriverKernel
1000005bYesLSI Logic / Symbios LogicMegaRAID SAS 2208 [Thunderbolt]megaraid_sasv2.6.38-