Interesting. I think for now, I should assume that the problem I see is
not the same bug. Although the symptoms are very similar with kswapd0
spinning at 100%, swap space not being used, echo 1 >
/proc/sys/vm/drop_caches resolving the problem temporarily and the issue
first discovered on 15.10 on E
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
package linux-image-extra-3.13
Public bug reported:
Nothing strange happen except that the bug report window opened and it
seems it is not going away every time I boot until I report it.
ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: linux-image-extra-3.13.0-66-generic 3.13.0-66.108
ProcVersionSignature: Ubuntu 3.13
Markus Heinz, the issue you are reporting is an upstream one. Could you
please report this problem following the instructions verbatim at
https://wiki.ubuntu.com/Bugs/Upstream/kernel to the appropriate mailing
list (TO Mathias Nyman CC linux-usb)?
Please provide a direct URL to your post to the ma
Christian Bachmaier, to rule out a regression, could you please test for
this with an earlier mainline version (ex. 3.13.x) and advise to the
results?
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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mrl586, in order to rule out an architecture issue, could you please
test this with the x64 live environment via http://cdimage.ubuntu.com
/daily-live/current/xenial-desktop-amd64.iso ?
No need to add attachments, just test with it and make a comment if it
worked or not.
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[Expired for linux (Ubuntu) because there has been no activity for 60
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** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
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** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
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** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
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** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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I built a Wily test kernel with those three patches. The patches also
required three prerequisite commits, so the test kernel has the
following six commits:
4246a0b6 block: add a bi_error field to struct bio
54efd50b block: make generic_make_request handle arbitrarily sized bios
03100aad block:
OK moving back to confirmed
Have had the new BIOS running for a week and have seen the issue recur
several times.
Current workaround is to boot up, and then open [ System Properties -->
Mouse and Touchpad ] mouse properties, where i will only see General
(and not Touchpad). I then close the lid
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: steam (Ubuntu)
Status: New => Confirmed
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Tested with the mainline kernel: the bug is reproducible also in
4.4.0-040400rc8-generic.
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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I've found that how easy it is to reproduce varies somewhat - some
versions it's triggered at almost any file manipulation, others I've had
to copy a couple of large files around at the same time or otherwise
increase disk access while moving large files - but I can reproduce it
absolutely consiste
** Also affects: steam (Ubuntu)
Importance: Undecided
Status: New
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Title:
regression on 4.3.x: i945/Display corruption (be
Sorry for commenting in the middle of your ongoing work, but I struggle
matching your findings to my own.
Just like Sam and Sean reported, I see the bug on EC2 t2.micro running
15.10. I can reproduce it on t2.small as well, but it takes a little
longer as I have to exaust the free memory. I've ins
I recommend Debian Jessie, which is stable enough. :D
Yes, I know that It would be a little intresting after Gentoo-BleedingEdge.
Ubuntu 14.04 is alright too. That is an LTS Release.
It seems to be a complicated problem.
3.16.0-4 Kernel is perfect.
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Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.4 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 th
If the mainline kernel does not exhibit the bug, we can perform a
reverse bisect to find the fix. If the bug does still exist in
mainline, we can perform a regular bisect to identify the commit that
introduced this regression.
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
Crashed again.
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Title:
kswapd0 100% CPU usage
Status in linux package in Ubuntu:
In Progress
Bug description:
As per bug 72189
Okay, I agree. Do you know where we could follow this? How could we know that
this has been fixed?
There are kernel changelogs on kernel.org, but I don't know, what I should look
for.
There is something here: https://bugzilla.kernel.org/show_bug.cgi?id=109051
but I haven't found anything news a
i just had a freeze under kernel 4.4.0-rc6 with cmdline intel_idle.max_cstate=1
so i can't confirm that workaround.
back to kernel 4.1.12
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> Can you collect apport information from the host system as well?
Sorry, I can't. I can create Scalingstack instances, but I have no
access to the host systems. The IS team certainly can, though.
> Do you get the same effects with a single vCPU?
So far that test system is holding up and I haven
I built the next test kernel, up to the following commit:
519192aaae38e24d6b32d3d55d791fe294981185
The test kernel can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1518457
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
u-touch/rc-proposed/ubuntu-pd
last update: 2016-01-07 11:30:20
version version: 107
version ubuntu: 20160107
version device: 20150911
version custom: 20150929-2-vivid
The device is a Logitech keyboard with an integrated trackpad.
Device DF:08:A9:A0:13:91
Name: K830
Alias: K830
Hello Andre, or anyone else affected,
Accepted bcmwl into precise-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/bcmwl/6.30.223.248
+bdcom-0ubuntu0.0.3 in a few hours, and then in the -proposed
repository.
Please help us by testing this new package.
Hello Andre, or anyone else affected,
Accepted bcmwl into vivid-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/bcmwl/6.30.223.248
+bdcom-0ubuntu2.1 in a few hours, and then in the -proposed repository.
Please help us by testing this new package. See
Hello rolmops, or anyone else affected,
Accepted bcmwl into precise-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/bcmwl/6.30.223.248
+bdcom-0ubuntu0.0.3 in a few hours, and then in the -proposed
repository.
Please help us by testing this new package
Hello rolmops, or anyone else affected,
Accepted bcmwl into vivid-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/bcmwl/6.30.223.248
+bdcom-0ubuntu2.1 in a few hours, and then in the -proposed repository.
Please help us by testing this new package. S
See Bug #1415880 for the test case.
** Also affects: bcmwl (Ubuntu Vivid)
Importance: Undecided
Status: New
** Changed in: bcmwl (Ubuntu Vivid)
Status: New => Fix Committed
** Tags added: verification-needed
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** Description changed:
[Impact]
- * An XFS Deadlock situation is possible on 4.2..4.4rc1^ and newer
- kernels.
+ * An XFS Deadlock situation is possible on kernels older than 4.4rc1^
- * Hung tasks have stack traces similar to
+ * Hung tasks have stack traces similar to
[ 4559.1106
** Changed in: linux (Ubuntu)
Importance: Undecided => High
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Title:
A severe performance degradation while syncing md raid after
Crashed again.
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Title:
kswapd0 100% CPU usage
Status in linux package in Ubuntu:
In Progress
Bug description:
As per bug 72189
Should we enable thinkpad_acpi kernel module with this laptop? According
to attached files it is not enabled. I know that this laptop is not real
thinkpad, but maybe this kernel module will change situation in some
way.
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Wouldn't the grub2 package simply be held back if the proper version
required by grub2-signed isn't available?
Why did the grub2-signed binary package get uninstalled during the
update?
2015-12-15 20:26:59 status installed grub-efi-amd64-signed:amd64
1.55+2.02~beta2-29
2015-12-15 20:27:00 remove
Lauri,
I've pumped over 1.5TB of data and have never seen the hic-up yet. I
think we've found the smoking gun. Below is a simple patch to the tigon
device driver if you prefer not to use the udev rule solution.
I believe the root cause is that the tigon net driver uses virtual
memory for DMA tr
A few days ago I have replaced my debian jessie with new ubuntu 15.10 to
make a try and that was suprisingly stable. (I installed debian before
because of ubuntu's freezes.) There were no crashes.
Then I downloaded an app (intel-graphics-installer) from the official
website of Intel and I ran it.
Quoting Joseph Salisbury (joseph.salisb...@canonical.com):
> Can you see if this bug also happens with the latest mainline kernel? It can
> be downloaded from:
That is not an option, because the mainline kernel doesn't support unprivileged
overlayfs mounting which is where this happens.
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I did cc Chris Wilson and after that someone added Deepak S and then
Chris Wilson also replied so I believe it went to right address.
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This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
package linux-image-4.2.0-23-g
Can you see if this bug also happens with the latest mainline kernel? It can
be downloaded from:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4-rc8-wily
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
** Tags added: kernel-key wily xenial
** Changed in: linux (Ubuntu)
I
Just to confirm this is not a regression, can you test the following
kernel:
3.13.0-10.30:
https://launchpad.net/ubuntu/+source/linux/3.13.0-10.30/+build/5613571
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** Tags added: kernel-da-key
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Title:
arm64 kernel and multiple CPUs is unusably slow
Status in linux package in Ubuntu:
Confirmed
I have tested the kernel from
http://people.canonical.com/~henrix/lp1528140/v1/ and the problem with
the USB device resets has disappeared. The CD player application detects
the disc with no problems and plays it as expected. Thank you.
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:
Trying to pair this device and bluetoothd crashed on my Wily laptop
and the N4 running latest proposed
build number: 107
device name: mako
channel: ubuntu-touch/rc-proposed/ubuntu-pd
last update: 2016-01-07 11:30:20
version version: 107
version ubuntu: 20160107
version device: 20150911
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
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Title:
Installation Ubuntu 15.10 crash (asus GL752VW)
Status in
Acer ES1-411 is also Bay Trail based so maybe could be same as here:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1531865
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Ti
Hello everybody!
I have the same notebook HP EliteBook 8530p, the same version of BIOS as
mentioned here, Kubuntu 15.10 on it and radeon video driver. I have
problems with overheating (definitely related with video card and it's
driver) and I was very glad to find some kind of workaround.
I mean
Is this a duplicate of #1435040?
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Title:
Aquaris E4.5 can't connect with car [Skoda Fabia] using bluetooth
Status in Canonical Syst
Hei Christopher M. Penalver (penalvch), i'm sorry i can't give any log
file or test anything that takes some times since i have a lot of
project to do with this notebook.
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htt
Funny thing.
Reboot Ubuntu, don't login. Let the device go to hibernate/sleep.
After awaking the device the mouse still works. So this seems to only
happen, after a user logged in.
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as this just flips a switch on SKL it shouldn't require extensive
regression testing on other hw
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Title:
[SKL] Disable display power
@Richard.
you mean the firmware files ?
i did install those files, manually, yes.
But i have no idea which "manager tool" you could be referring to.
Concerning "the official intel graphics driver":
i am using xf86-video-intel with sna , like almost everyone here is probably
doing.
i tried sna, ux
** Changed in: linux (Ubuntu Utopic)
Status: In Progress => Invalid
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Title:
Backport request: include PRD support for OpenPow
apport information
** Attachment added: "BootDmesg.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545629/+files/BootDmesg.txt
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apport information
** Attachment added: "UdevLog.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545640/+files/UdevLog.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545632/+files/Lspci.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545636/+files/ProcModules.txt
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apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545634/+files/ProcEnviron.txt
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After some more testing, it appears to be a hardware problem!
So the ticket can be closed.
It was confusing to find out because some functionality still works, and
that the malfunction coincided with the ubuntu upgrade.
We lost a lot of time with this issue, but the good news is that it's not an
apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545641/+files/WifiSyslog.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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apport information
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1531865/+attachment/4545630/+files/CRDA.txt
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Ti
apport information
** Tags added: apport-collected trusty
** Description changed:
Kernels since 4.2-rc1 contain:
[8fb55197e64d5988ec57b54e973daeea72c3f2ff] drm/i915: Agressive
downclocking on Baytrail
which causes hangs on my Bay Trail based Asus X553MA and likely on other Bay
Tra
** Summary changed:
- 4.2 (linux-generic-ltw-wily) kernel hangs on Bay Trail based Asus X553MA
+ 4.2 (linux-generic-lts-wily) kernel hangs on Bay Trail based Asus X553MA
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htt
Crash happened again with following xorg output and also backtraces in dmesg:
[ 95404.681] (EE) Backtrace:
[ 95404.684] (EE) 0: /usr/bin/X (xorg_backtrace+0x4e) [0x55b5a491468e]
[ 95404.684] (EE) 1: /usr/bin/X (0x55b5a476+0x1b89f9) [0x55b5a49189f9]
[ 95404.684] (EE) 2: /lib/x86_64-linux-gnu/lib
I take that back. It does survive for much longer, but after some 15
minutes of running I again run into tons of
[ 2424.611668] INFO: task systemd-udevd:1320 blocked for more than 120 seconds.
[ 2424.613514] Tainted: GW 4.2.0-22-generic #27-Ubuntu
[ 2424.615183] "echo 0 > /proc
Before starting the bisect, I would like to propose to test kernel I've
uploaded here:
http://people.canonical.com/~henrix/lp1528140/v1/
It is simply kernel 3.13.0-74.118 with upstream commit e210c422b6fd
("xhci: don't finish a TD if we get a short transfer event mid TD")
reverted. This commit i
I've not had time to do this yet, however, given I've been able to
reproduce this problem on every Ubuntu installation for several years on
several different physical machines with different hardware (Intel, AMD,
32-bit, 64-bit, ATI, NVidia), I'm curious to know if you've tried it on
your installat
Before starting the bisect, I would like to propose to test kernel I've
uploaded here:
http://people.canonical.com/~henrix/lp1528140/v1/
It is simply kernel 3.13.0-74.118 with upstream commit e210c422b6fd
("xhci: don't finish a TD if we get a short transfer event mid TD")
reverted. This commit i
This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:
apport-collect 1531768
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a commen
"reboot" also takes too long to be practical (I killed the instance
after waiting for 10 mins, as it didn't even begin to shut down).
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Public bug reported:
I created an 8 CPU arm64 instance on Canonical's Scalingstack (which I
want to use for armhf autopkgtesting in LXD). I started with wily as
that has lxd available (it's not yet available in trusty nor the PPA for
arm64).
However, pretty much any LXD task that I do (I haven't
FTR, I'm also having problems with the wily arm64 kernel on multi-CPU
machines. I filed that as bug 1531768 as the logs here look rather
different to mine. But maybe it's related.
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** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
package linux-image-4.2.0-23-g
Public bug reported:
Probably the PAE issue I reported before again
ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: linux-image-4.2.0-23-generic (not installed)
ProcVersionSignature: Ubuntu 4.2.0-22.27-generic 4.2.6
Uname: Linux 4.2.0-22-generic i686
ApportVersion: 2.19.1-0ubuntu5
Archi
summary overlay: mkdir in user namespace fails if directory exists in
lowerdir"
** Description changed:
If a directory exists in the lowerdir but not in the mounted
overlay, then mkdir of the directory in the target dir results
in a mysterious -EPERM. I've seen this both in wily kernel
or perhaps you can help me to list what commands i have to execute here?
i do not wish to read that long manual,i simply have not enough time
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This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:
apport-collect 1531747
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a commen
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