Also I am wondering if this is the culprit:

[  111.408064] ACPI Error: [SPRT] Namespace lookup failure, AE_ALREADY_EXISTS 
(20170831/dswload2-346)
[  111.408078] No Local Variables are initialized for Method [XTBT]
[  111.408080] Initialized Arguments for Method [XTBT]:  (2 arguments defined 
for method invocation)
[  111.408081]   Arg0:   0000000003b16caf <Obj>           Integer 
0000000000000005
[  111.408087]   Arg1:   0000000025f94152 <Obj>           Integer 
0000000002060002
[  111.408091] ACPI Exception: AE_ALREADY_EXISTS, During name lookup/catalog 
(20170831/psobject-252)
[  111.408094] ACPI Error: Method parse/execution failed \_GPE.XTBT, 
AE_ALREADY_EXISTS (20170831/psparse-550)
[  111.408099] ACPI Error: Method parse/execution failed \_GPE.XTBT, 
AE_ALREADY_EXISTS (20170831/psparse-550)
[  111.408106] ACPI Error: Method parse/execution failed \_GPE._E42, 
AE_ALREADY_EXISTS (20170831/psparse-550)
[  111.408110] ACPI: Marking method _E42 as Serialized because of 
AE_ALREADY_EXISTS error
[  111.408113] ACPI Exception: AE_ALREADY_EXISTS, while evaluating GPE method 
[_E42] (20170831/evgpe-646)

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https://bugs.launchpad.net/bugs/1745747

Title:
  No USB support for Dell XPS 13 9370 running Bionic 18.04

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