Nouveau driver blocks boot (17.04) on Optimus laptop with 960m
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux-hwe-edge (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
Nouveau prevents booting on Optimus laptops (happened in recent kernels, on other distro, the issue wasn't present as of 4.4).
Here is a transcript of the error:
nouveau 000:02:00.0: bus MMIO 00000000 FAULT at 022554
nouveau 000:02:00.0: priv: HUB0: 10ecc0 ffffffff 1e40822c
Then a bunch of NMI watchdog soft lockup messages (of the different CPU stuck for 22s) and a message to echo something to hung_task_
Trying to use nomodeset, it takes forever to "boot", I see errors during boot and when trying to load X.
Errors on the boot screen:
- tpm_crb MSFT0101:00: can't request region for resource [mem 0xfed40080-
- systemd[1]: Failed to register Manager vtable: File exists
- systemd[1]: Failed to set-up API bus: File exists
- systemd[1]: Failed to register Manager vtable: File exists
- systemd[1]: Failed to set-up API bus: File exists
Yes, the systemd errors are present twice
Error on X start (and keyboard/mouse is unusable (mouse isn't even displayed), I get a pop-up asking to adjust settings or something like that that shows for a second or 2.
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