could there be multiple buggy comits ? and if so could you try reverting all
the commits marked as bad
then working bakwards ?
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Title:
Backli
94a409319561ec1847fd9bf996a2d5843ad00932 BUG PRESENT
so the results are the exactly the same as the last bisect
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Title:
Backlight control does n
I copied the kernels up to commit:
94a409319561ec1847fd9bf996a2d5843ad00932
back up to the server.
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Title:
Backlight control does not work, but
other than 94a409319561ec1847fd9bf996a2d5843ad00932 which is not yet up and so
not tested
evrything is the same
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Title:
Backlight control does
0acaab5367a2c4140bd965a0ad3ea265af4d43ed BUG PRESENT
0ad4991cae47c0d3ae93e1531ba5572d223d700c BUG NOT PRESENT
Test results
0fa8794e65348a08722aa3eed9df0034bca8d4cb BUG NOT PRESENT
5c574f501d46be79a4a1344b63747844be3674f5 BUG NOT PRESENT
5d434fcb255dec99189f1c58a06e4f56e12bf77d BUG NOT PRESENT
I'll rebuild the kernels for both
a50188dae3089dcd15a6ae793528c157680891f1 and
94a409319561ec1847fd9bf996a2d5843ad00932 and re-upload them. Just let
me know if any other kernels are missing from the sub-directories and I
can rebuild them as well. I may not have made copies of them when I
first bu
could you recheck the kernels are in the right folders as
there are no test kernels in a50188dae3089dcd15a6ae793528c157680891f1
when there should be one (according to the bisect log)
and there are two sets in 94a409319561ec1847fd9bf996a2d5843ad00932
so I am unsure if the folders the kernels ar
I copied all of the test kernels back to:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
There is a directory for each SHA1 tested. There is also a file there
named bisect.log, which list the kernels were marked as good and bad.
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can you upload a tar.xz of all the kernels you built previously?
I can test them again to confirm which are affected.
thanks
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Title:
Backlight
That implies that commit a50188dae3089dcd15a6ae793528c157680891f1 is not
what introduced this bug. We may want to go through the bisect results
again. Maybe one of the kernel was really good or bad and we marked it
incorrect.
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bug present in latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To manage not
I built the mainline kernel with commit a50188d reverted. Can you test
this kernel and see if it resolves this bug? It can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
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confirmed bug exists in latest maineline kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo
I'll look at all the bisect results and see if this commit can be
reverted in mainline for testing.
Can you test the latest mainline kernel, just to confirm another commit does
not fix this? It can be downloaded from:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.17-rc7-utopic/
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You recei
in this case i definately have though it is possible i failed to install
the linux extra package somewhere along the way
apolagies for this
as i stated previously i would be happy to retest all your previous
kernel builds if you still have them
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Did you install both the linux-image and linux-image-extra .deb
packages?
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Title:
Backlight control does not work, but there are entries in
/sy
bug still present
not sure why though
if you have previous kernel builds i can retest just in case
thanks
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Title:
Backlight control does not w
The bisect reported the following as the first bad commit:
commit a50188dae3089dcd15a6ae793528c157680891f1
Author: Aaron Lu
Date: Mon Apr 22 14:08:32 2013 +0200
acpi: video: enhance the quirk detect logic of _BQC
I built a Trusty test kernel with that commit reverted. Can you test
this
bug not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To m
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on your test results.
Thanks in advance
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Actually there seems to be some network error at the moment. I'll post
the kernel shortly.
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Title:
Backlight control does not work, but there ar
I built the next test kernel, up to the following commit:
34f8f1031cdccc73ab002dfe5f65ec89c3314457
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To m
I built the next test kernel, up to the following commit:
0fa8794e65348a08722aa3eed9df0034bca8d4cb
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To ma
I built the next test kernel, up to the following commit:
a50188dae3089dcd15a6ae793528c157680891f1
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To ma
I built the next test kernel, up to the following commit:
94a409319561ec1847fd9bf996a2d5843ad00932
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
T
I built the next test kernel, up to the following commit:
0ad4991cae47c0d3ae93e1531ba5572d223d700c
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To ma
I built the next test kernel, up to the following commit:
0acaab5367a2c4140bd965a0ad3ea265af4d43ed
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is presentin your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To man
I built the next test kernel, up to the following commit:
e4f5a3adc454745fea35f1c312e14cbeba6e0ea4
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To m
I built the next test kernel, up to the following commit:
554c06ba3ee29cf453fca17e9e61120b75aa476d
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To ma
I built the next test kernel, up to the following commit:
371deb9500831ad1afbf9ea00e373f650deaed2f
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To m
I built the next test kernel, up to the following commit:
151173e8ce9b95d7eedb9035cfaffbdb7cb2
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
the bug is present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
T
I built the next test kernel, up to the following commit:
149b306089b88e186942a8d6647028ae6683aaf9
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To m
I built the next test kernel, up to the following commit:
5c574f501d46be79a4a1344b63747844be3674f5
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
sorry tested wrong kernel ignore last comment
bug is not present in latest build
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Title:
Backlight control does not work, but there are entries
bug exists in your latest build
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
To manage
I built the next test kernel, up to the following commit:
078be02b80359a541928c899c2631f39628f56df
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B570
T
I can't build a bunch of test kernels because it requires the testing
result for the last kernel before the next kernel is built.
I built the next test kernel, up to the following commit:
4294dcf7e335da72fe81538c46b4a8e83037ea20
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~js
could you do a batch of test kernels if possible
thanks
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight
the bug is not present in your latest kernel
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight. Lenovo B57
I skipped the last commit since it would not build i386, and built the next
test kernel, up to the following commit:
b2a63431b49f4ef4df1ea5ddb799af48cfa349fc
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has
cannot test latest kernel as my machine requires i386 and only amd64 kernel is
avalible
thanks
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Title:
Backlight control does not work, but ther
I built the next test kernel, up to the following commit:
91bc033c4d01656e3d8e45a13fd58924a3099693
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
bug is not present in latest kernel
http://kernel.ubuntu.com/~jsalisbury/lp1354710
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Title:
Backlight control does not work, but there are entrie
I built the next test kernel, up to the following commit:
5d434fcb255dec99189f1c58a06e4f56e12bf77d
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1354710
Can you test that kernel and report back if it has the bug or not? I
will build the next test kernel based on y
i can confirm that the bug appears in your kernel
thanks
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Title:
Backlight control does not work, but there are entries in
/sys/class/backligh
I started a kernel bisect between v3.9 final and v3.10-rc1. The kernel
bisect will require testing of about 10 - 12 test kernels.
I built the first test kernel, up to the following commit:
73287a43cc79ca06629a88d1a199cd283f42456a
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~
tested listed kernels
non listed kernels are ones that where unbootable
3.7.0-030700-generic backlight not yet working
3.7.0-030700rc6-generic backlight not yet working
3.8.9-030809-generic backlight working
3.8.10-030810-generic backlight working
3.8.11-030811-generic backlight working
3.8.12-
This issue appears to be an upstream bug, since you tested the latest
upstream kernel. Would it be possible for you to open an upstream bug
report[0]? That will allow the upstream Developers to examine the issue,
and may provide a quicker resolution to the bug.
Please follow the instructions on th
We can also perform a kernel bisect to identify the commit that
introduced this regression in 3.10. Would you be able to test 7 - 10
kernel for the bisect process?
** Tags removed: needs-bisect
** Tags added: performing-bisect
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Tested Linux v3.17-rc3 http://kernel.ubuntu.com/~kernel-
ppa/mainline/v3.17-rc3-utopic/ confirmed bug exists in 3.17-rc3
** Tags removed: kernel-unable-to-test-upstream
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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I am unable to test Linux v3.17-rc2located at
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.17-rc2-utopic/
as it fails to boot.
Will reattempt on next version and report results
** Summary changed:
- Backlight control does not work, but there are entries in
/sys/class/backlight.
+ Backl
** Tags added: kernel-unable-to-test-upstream
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight.
To manag
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.17 kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel does not fix t
last works in the 3.9.x kernels
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight.
To manage notification
using mainline kernel builds verified that bug appears first in linux
3.10.0-031000rc1
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.10-rc1-saucy/linux-
image-3.10.0-031000rc1-generic_3.10.0-031000rc1.201305130510_i386.deb
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Workaround information
Reboot with only the kernel parameter acpi_backlight=vendor :
no change
output of ls /sys/class/backlight
ideapad
intel_backlight
thinkpad_screen
output of ls -la /sys/class/backlight/intel_backlight/ > lslabacklight
as root
total 0
drwxr-xr-x 3 root root0 Aug 8 2
ignore comment about the tar
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Title:
Backlight control does not work, but there are entries in
/sys/class/backlight.
To manage notifications a
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