Please find the first -rc kernel in [1] that introduces the issue:
[1] http://kernel.ubuntu.com/~kernel-ppa/mainline
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https://bugs.launchpad.net/bugs/1767324
Title:
Extreme regression
As per jacob's comment have added the tag and changed to Confirmed,
Joseph do you know how this bug should be progressed? Where it should be
forwarded upstream or what further debug work could be done? A test
against a yet newer kernel probably wouldn't go amiss but not sure not
doing that should p
I have been trying various kernels to see if it would help. The battery
consumption got (almost) back to normal under 4.17.0~rc3 but now with
rc6 is down to 1:30h again.
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Does this bug go away if you boot back into the prior kernel version?
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.16 kernel[0].
If this bug is fixed in the mainline kernel, please add the follow