I also have the same issue using 18.04 (clean install) 4.15.0-22-generic, with
the following graphics using Nvidia 390
:
01:00.0 VGA compatible controller: NVIDIA Corporation GM107 [GeForce GTX 750
Ti] (rev a2) (prog-if 00 [VGA controller])
Subsystem: eVga.com. Corp. GM107 [GeForce GTX 750 Ti]
Flags: bus master, fast devsel, latency 0, IRQ 31
Memory at f6000000 (32-bit, non-prefetchable) [size=16M]
Memory at e0000000 (64-bit, prefetchable) [size=256M]
Memory at f0000000 (64-bit, prefetchable) [size=32M]
I/O ports at e000 [size=128]
[virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
Capabilities: [60] Power Management version 3
Capabilities: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [78] Express Legacy Endpoint, MSI 00
Capabilities: [100] Virtual Channel
Capabilities: [250] Latency Tolerance Reporting
Capabilities: [258] L1 PM Substates
Capabilities: [128] Power Budgeting <?>
Capabilities: [600] Vendor Specific Information: ID=0001 Rev=1 Len=024
<?>
Capabilities: [900] #19
Kernel driver in use: nvidia
Kernel modules: nvidiafb, nouveau, nvidia_drm, nvidia
Display is a Dell P2415Q connected using displayport. Very occasionally
it comes back after the CPU has suspended, but mostly not.
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https://bugs.launchpad.net/bugs/1760113
Title:
System does not display video after waking up from sleep
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