Anyone?
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Title:
Second SD card on RPi3 CM3 on Ubuntu Core 18 does not work
Status in linux-raspi2 package in Ubuntu:
Incom
** Changed in: linux (Ubuntu)
Status: Expired => Confirmed
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https://bugs.launchpad.net/bugs/1792672
Title:
Regression: acpi reports battery state incorrectly after s
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux (Ubuntu Xenial)
Status: New => Confirmed
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Commit "174cc7187e6f" has several several subsequent fixes, cherrypicks
the fixes during bisection.
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Title:
Booting hangs when USB 3
Thanks for the kernel,
unfortunately it's not working at all.
Previously the touchpad physical buttons were working with the Ubuntu default
kernel.
Here's the new log with your custom kernel.
** Attachment added: "dmesg_new.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1835040/+
Do you see this issue on Linux v5.0?
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Title:
powertop does not accurately determine battery discharge rate on HP
Elitebook 850 G5
** Changed in: kernel-sru-workflow/prepare-package
Status: New => Confirmed
** Description changed:
This bug will contain status and test results related to a kernel source
(or snap) as stated in the title.
For an explanation of the tasks and the associated workflow see:
https
Please test this kernel:
https://people.canonical.com/~khfeng/lp1835040/
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Title:
Touchpd not working properly on Linux
Status in li
Public bug reported:
This bug will contain status and test results related to a kernel source
(or snap) as stated in the title.
For an explanation of the tasks and the associated workflow see:
https://wiki.ubuntu.com/Kernel/kernel-sru-workflow
-- swm properties --
variant: debs
** Affects: ke
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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I/O Error Test 6 (for the Disco kernel)
commit: 'Revert "bcache: set CACHE_SET_IO_DISABLE in
bch_cached_dev_error()"'
Problem: if one backing device hits I/O errors the cache device
is disabled, but if that cache device is shared by other bcache
devices they stop too (even with n
[D/E][PATCH 0/1] LP#1829563 bcache: pending patch for Disco/Eoan
https://lists.ubuntu.com/archives/kernel-team/2019-July/102006.html
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** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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Title:
Megal33t bug: touchpad with mousewheel is broken >:]
Looks like a duplicate to bug 1835150. Please try linux-oem-osp1 version
5.0.0-1013.14 from eoan-proposed, which should have included the fix.
https://launchpad.net/ubuntu/+source/linux-oem-osp1/5.0.0-1013.14
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@klfyt, please understand you must share as much information with other
as possible if you need other people to help without the hardware. It's
already difficult to work without physical access to the target, let
alone not having any log, details from you. Changing the status to
CONFIRMED doesn't m
Thanks for the video!
This kind of flickering is going to be low-level. So we should look at
the kernel log. If the kernel driver isn't reporting errors then it
would probably be a hardware fault.
Please wait until the problem happens again and then run:
dmesg > dmesgonflicker.txt
and send us
[C][PATCH 0/2] LP#1829563 bcache: pending patches for Cosmic
https://lists.ubuntu.com/archives/kernel-team/2019-July/102001.html
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Titl
I/O Error Test 6 (for the Cosmic kernel)
commit: 'Revert "bcache: set CACHE_SET_IO_DISABLE in
bch_cached_dev_error()"'
Problem: if one backing device hits I/O errors the cache device
is disabled, but if that cache device is shared by other bcache
devices they stop too (even with
You have been subscribed to a public bug:
Using Intel Graphics HD 520
Constant flickering begins after some usage. Rebooting resolves the
issue for a short while.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: xorg 1:7.7+19ubuntu7.1
ProcVersionSignature: Ubuntu 4.15.0-47.50-generic 4.15.1
I/O Error Test 7
commit: "bcache: fix ioctl in flash device"
This test needs QEMU+GDB since there's no way to set the variable
from the kernel, because it references incorrect memory/pointer.
In the original kernel, the ioctl() to a flash-only volume
goes from ioctl_dev() down t
[B][PATCH 00/11] LP#1829563 bcache: risk of data loss on I/O errors in backing
or caching devices
https://lists.ubuntu.com/archives/kernel-team/2019-July/101989.html
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https:/
** Description changed:
[Impact]
- * The bcache code in Bionic lacks several fixes to handle
-I/O errors in both backing devices and caching devices.
+ * The bcache code in Bionic lacks several fixes to handle
+ I/O errors in both backing devices and caching devices.
- * Partial
I/O Error Test 1
commit "bcache: add CACHE_SET_IO_DISABLE to struct cache_set flags"
Problem: the cacheset is not retired immediately on I/O errors in
cache device if I/O requests keep coming.
Original kernel: bcache device remains on top of caching device,
and 'fio' never finis
I/O Error Test 4
commit "bcache: add io_disable to struct cached_dev"
Problem: in case of the backing device hits I/o errors or is
disconected, the I/O can still be accepted to the bcache device.
Original kernel: dd writes in writeback mode to failed backing device complete.
Mod
I/O Error Test 2
commit "bcache: add stop_when_cache_set_failed option to backing device"
Problem: upon too many io errors on cache device, bcache code retires cache set,
but it doesn't stop the bcache device.
(in writeback mode, if it continue to write, writes go to backing dev
I/O Error Test 5
commit "bcache: stop bcache device when backing device is offline"
Problem: bcache is unaware that a backing device goes offline,
and accepts writes.
Original kernel: bcache doesn't realize backing device is offline.
Modified kernel: bcache device is removed aft
I/O Error Test 6
Make sure that if two bcache devices share a cache device,
only one bcache device is offlined in case of I/O errors
in only one backing device.
Original
# uname -rv
4.15.0-55-generic #60-Ubuntu SMP Tue Jul 2 18:22:20 UTC 2019
# ./setup-two-bcache-one-
I/O Error Test 3
commit "bcache: fix inaccurate io state for detached bcache devices"
Probçem: on detached bcache devices, iostat reports non-zero 'avgqu-sz'
and '%util' even after IO stopped.
Original kernel: iostat fields are non-zero on I/O idle.
Modified kernel: iostat fiel
** Attachment added: "setup-two-bcache-one-cache.sh"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829563/+attachment/5275535/+files/setup-two-bcache-one-cache.sh
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** Attachment added: "setup.sh"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829563/+attachment/5275533/+files/setup.sh
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** Attachment added: "setup-sda.sh"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829563/+attachment/5275534/+files/setup-sda.sh
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Tests with I/O errors
=
The I/O error tests in the caching and backing device have been
simulated with the device mapper dm-linear and dm-error targets.
The tests are based on the patch messages, which describe a
problem and/or expected behavior, so to exercise the change.
Co
** Attachment added: "test-bcache-cache-modes.fio.sh"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829563/+attachment/5275532/+files/test-bcache-cache-modes.fio.sh
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Tests with fio
==
The fio tool has been run for performance tests on the original
and modified kernels in sequential (rw) and random read/write (randrw)
on all cache modes available (writethrough, writeback, writearound, none).
Summary: no regressions observed, same IOPS and BW metri
** Attachment added: "test-bcache-cache-modes.xfstests.sh"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829563/+attachment/5275531/+files/test-bcache-cache-modes.xfstests.sh
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Tests with xfstests
===
The xfstests test suite has been run on the original
and modified kernels -- on all cache modes available
(writethrough, writeback, writearound, none).
Summary: no regressions observed; apparently one FIX
achieved in the writearound cache mode (generic/371)
I enabled -proposed and installed 4.4.0-1088-aws #99-Ubuntu, and again
went through the test case on a c5.large instance on aws.
The problem is solved and performance is restored, and performs the same
as a non-snapshot mounted disk.
Again, we can see merging has been enabled with:
$ cat /sys/bl
Hi. Logs aren't needed. >:]
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
Megal33t bug: touchpad
This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1835677
and then change the status of the bug to 'Confirmed'.
If, due to the nature
Public bug reported:
If you don't use mousewheel or touchpad everything will be fast and responsive.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Fedora)
Importance: Unknown
Status: Unknown
** Bug watch added: Red Hat Bugzilla #172
In that case I'm keeping this as incomplete, especially since OP
(ronso0) has failed to verify with suggestions given by kaihengfeng. I
feel like there is some hardware commonality here, and would like to see
some hardware specifics as previously requested to better triage this
bug.
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KDE have problem too, same copy via CLI or via Ultracopier (GUI) have no
problem.
I note too KDE have UI more slow, plasma doing CPU usage in case I use the
HDD...
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Had this again 20 minutes ago.
Was dopying 8.7GiB of data from one directory to another directory on the same
filesystem (ext4 (rw,relatime,data=ordered)) on the same disk (Western Digital
WDC WD30EZRX-00D8PB0 spinning metal disk).
The KDE UI became unresponsive (Everything other than /home and
Now released.
** Changed in: zfs-linux (Ubuntu)
Status: In Progress => Fix Released
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Title:
zfs-linux should be updated
Actually, happened also with lowlatency-5.0.0-20 on a subsequent boot.
But again, after one reboot this did not reproduce. So it is not 10/10
systematical.
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Hi Andrea,
Thanks a lot for the test kernel.
https://kernel.ubuntu.com/~arighi/LP-1827884/
I tried it on Laptop ASUS X51 R.
Results:
1. It boots just fine (without nopti boot option.)
2. However, after boot Screen Resolution is fixed to 1024x768.
Native LCD-Resolution with working ATI Radeo
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
** Changed in: rtirq (Ubuntu)
Status: Confirmed => Invalid
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Lassi, thanks for the comment. If that's the case, I'm going to go ahead
and mark this bug as "Invalid" for rtirq and "Fix Released" for linux,
but I'd love to see more comments first to confirm this.
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I have sony vaio vpcs111fm with SD and MS with Ubuntu ubuntu 19.04
64bits.
My lspci is:
03:00.0 SD Host controller: Ricoh Co Ltd MMC/SD Host Controller
03:00.1 System peripheral: Ricoh Co Ltd R5U2xx (R5U230 / R5U231 / R5U241)
[Memory Stick Host Controller]
03:00.3 FireWire (IEEE 1394): Ricoh Co
I saw this issue with fresh install of Ubuntu Studio 19.04,
lowlatency-5.0.0-13 kernel.
After upgrade to lowlatency-5.0.0-20 kernel I did not see the issue
anymore.
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux-oem (Ubuntu Bionic)
Status: New => Confirmed
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Jeremy
It appears to have worked. Thank you.
Miguel-=-=
On Wednesday, July 3, 2019, 6:41:13 PM GMT+8, Jeremy
<1832...@bugs.launchpad.net> wrote:
See if it can be fixed in Synaptic Package Manager, click Edit, Fix
Broken
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** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
ubuntu 18.04 flickering screen with Rade
I've tested the kernel from
http://at.archive.ubuntu.com/ubuntu bionic-proposed/main amd64 Packages
linux-headers-4.15.0-55-generic Linux kernel headers for version 4.15.0 on
64 bit x86 SMP
linux-image-4.15.0-55-generic Signed kernel image generic
linux-modules-4.15.0-55-generic Linux ker
The fix here breaks installing custom kernels, at least on xenial (dkms
(2.2.0.3-2ubuntu11.7) xenial): the redirection of stdout was to there to
fix a problem with dkms output contaminating debconf's input - see
#292606 for details. To be specific, during package install (either via
dpkg or apt-get
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