Black screen after waking from suspend
This is a bug in the kernel, try to update to 4.4.8 kernel according this:
sudo apt-get -y install linux-image-4.8.0-58-generic
I have 16.04 on samsung n145 and after upgrading the kernel I can at least suspend from menu an wake up laptop via power button.
Note: The 4.4.0-112 kernel runs also fine on the n145, also the Meltdown patch is included. The included Atom processor is immune against Spectre attack.
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tjespe
Updated on September 18, 2022Comments
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tjespe over 1 year
After reinstalling Ubuntu 16.04 on my MacBook Air suspend doesn't work properly. I am able to suspend, and able to wake my laptop again, only the screen is entirely black.
No matter what I do, it stays black. I have tried entering TTYs, restarting
lightdm
over ssh, but nothing works. I know the computer is on, since I am able to access it over ssh.Update: I have found that the problem only occurs when booting with the
nomodeset
option. Apparently this option lets the kernel handle the graphics, and as pointed out by @kukulo there is a bug in the kernel. I can boot without this option, but that makes my graphics and boot time significantly slower, so I am still looking for a solution to this problem. I tried upgrading the kernel to the latest stable release, but I am still seeing the problem. -
tjespe about 7 yearsI just upgraded to 4.10.8 which is the latest kernel, but I am still experiencing the issue. Do you think I should downgrade to 4.4.8?
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kukulo about 7 yearsCan you suspend from menu?
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tjespe about 7 yearsNo, same result
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kukulo about 7 yearsWith the 4.4.8 I can suspend at least from menu, with closing lid I have the same problem as before. I had earlier 14.04 installed and suspend with closing lid worked.
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tjespe about 7 yearsAre you booting with the
nomodeset
option? Just wondering how related our problems are before I try downgrading the kernel -
kukulo about 7 yearsNo, I was not booting with nomodeset. I tried to set it: actually it has no effect to sleep function. When I closed the lid, the behavior was the same as before. I am able to suspend from shutdown menu though.
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James Waldby - jwpat7 about 6 yearsThat ubuntumaniac.com link apparently is dead; perhaps you can edit answer to include whatever it said, or find a different link