I've enable proposed following guidance from
https://wiki.ubuntu.com/Testing/EnableProposed and tested the kernel 5.3.0-28
(kernel 5.3.0-29 isn't available from that channel).
I confirm Nvidia driver is break by kernel 5.3.0-28 (as much as kernel
5.3.0-26).
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I sure can! But I need some direction where to get it. I found this
site: https://kernel.ubuntu.com/~kernel-ppa/mainline/ but I didn't find
the kernel 5.3.0-29.
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Kernel 5.0 works fine and can be used to boot and reinstall Nvidia
driver if needed.
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Title:
Linux kernel 5.3.0-26 breaks nvidia dri
As stated here: https://forums.linuxmint.com/viewtopic.php?t=309784 the
problem is that "Nvidia 390.116 driver does not have support for the 5.3
kernel, but the newer 390.129 version does".
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Please don't drop the fix from the source code!
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Title:
Backlight control does not work and there are no entries in
/sys/class/bac
The kernel in -proposed (4.4.0.78) works.
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
This build is good!
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux pack
This build is bad.
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux packa
This kernel is good.
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux pac
This kernel is good.
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux pac
This kernel is good!
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux pac
This kernel is bad too.
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux
Thank you for taking the time to help with this bug Joseph!
This build (/~jsalisbury/lp1667323) is bad.
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Title:
Backlight control d
Of course!
4.4.57 is bad
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linu
Unfortunately you are right. 4.4 final is good.
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Title:
Backlight control does not work and there are no entries in
/sys/class/bac
4.5-rc1 good
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in linux package in
4.9 good
4.7 good
4.5 good
4.4.55 bad (from http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.55/)
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Title:
Backlight control does n
The first kernel to has this bug is 4.4.41.
I ended up testing all of them, so:
4.4.40 good
4.4.41 bad
4.4.42 bad
4.4.43 bad
4.4.44 bad
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Kernel 4.4.0-63 is bad.
Details:
I reach
https://launchpad.net/~canonical-kernel-team/+archive/ubuntu/ppa/+build/11016267
It does not contains kernel 4.4.0-63 but instead 4.4.0-43.63. Besides
that, I proceed and installed:
linux-headers-4.4.0-43_4.4.0-43.63_all.deb
linux-headers-4.4.0-43-gen
The bug happens with the latest 4.4 upstream stable kernel.
How I tested:
I reach:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.53
and downloaded:
linux-headers-4.4.53-040453_4.4.53-040453.201703120131_all.deb
linux-image-4.4.53-040453-generic_4.4.53-040453.201703120131_amd64.deb
linux-
The bug is still present with the kernel linux-image-4.4.0-66-generic.
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Title:
Backlight control does not work and there are no entr
Can I help with the bisect?
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Title:
Backlight control does not work and there are no entries in
/sys/class/backlight
Status in li
Can I help with the bisect?
On Mar 3, 2017 18:11, "Joseph Salisbury"
wrote:
** Tags added: needs-bisect
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Title:
Backlight control does not work and there are no entries
The bug is still present with the kernel linux-image-4.4.0-65-generic.
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Title:
Backlight control does not work and there are no entr
Upstream kernel v4.10 works.
** Tags added: kernel-fixed-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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I tried to boot to linux-image-4.4.0-62-generic but I could not get past
the login screen. So I reinstalled the linux-image-4.4.0-62-generic and
run update-grub. Then I could boot to it (linux-image-4.4.0-62-generic)
and the brightness is working again. I think it is a kernel regression.
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Neither:
GRUB_CMDLINE_LINUX_DEFAULT="acpi_osi="
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Title:
Backlight control does not work and there are no entries in
/sys/class/ba
Neither:
GRUB_CMDLINE_LINUX_DEFAULT="video.use_bios_initial_backlight=0"
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Title:
Backlight control does not work and there are no e
Changing the grub line
GRUB_CMDLINE_LINUX_DEFAULT=""
to
GRUB_CMDLINE_LINUX_DEFAULT="acpi_backlight=vendor"
did not work.
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Title:
** Attachment added: "ssdt2.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825242/+files/ssdt2.dat
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** Attachment added: "ssdt1.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825241/+files/ssdt1.dat
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** Attachment added: "sudo dmidecode > dmidecode.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825249/+files/dmidecode.log
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** Attachment added: "grep -r . /proc/acpi > acpi"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825239/+files/acpi
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** Attachment added: "acpixtract acpidump.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825240/+files/acpidump.txt
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** Attachment added: "ssdt3.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825243/+files/ssdt3.dat
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** Attachment added: "ssdt4.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825244/+files/ssdt4.dat
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** Attachment added: "dsdt.dsl"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825246/+files/dsdt.dsl
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Public bug reported:
It was working fine until today.
The folder /sys/class/backlight/ use to have "acpi_video0/brightness", but now
is empty.
I am using Nvidia Proprietary driver 340.101 (proprietary, tested). The problem
persists even with the 304 driver.
ProblemType: Bug
DistroRelease: Ubu
** Attachment added: "sudo fwts > fwts"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825247/+files/fwts
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** Attachment added: "ssdt5.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825245/+files/ssdt5.dat
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** Attachment added: "sudo fwts method > fwts_method"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1667323/+attachment/4825248/+files/fwts_method
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