Public bug reported:
My system locks up several times a week. There is nothing that I know
of that can trigger it, it happens whether I use one monitor or two.
The symptom is that the applications windows become unresponsive, then
eventually also the mouse pointer, then eventually even the
With the 2015-03-01 Lubuntu Desktop image the error is a bit different:
error : invalid magic number.
alloc magic is broken at 0x81788fc0: 8162d4a0
Aborted. Press any key to exit.
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Fails ( with the 2015-02-13 image ) even if I make the USB stick using
the Startup Disk Creator utility., not just dd.
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https://bugs.launchpad.net/bugs/1415848
Title:
Lubuntu 14.10 Desktop AMD64 stops at about the same point:
[9006426] [drm] radeon kernel modesetting enabled.
[9.006470] fb: switching to radeondrmfb from EFI VGA
Lubuntu 14.04 Desktop AMD64+mac won't even show up as a boot choice.
That is all on USB stick. On DVD, they boot fine.
Present in the 2015-02-01 image. How can I get logs or other data? No
consoles are available via ctrl-alt-f1 etc.
** Summary changed:
- Lubuntu vivid amd64 2015-01-28 does not boot
+ Lubuntu vivid amd64 does not boot
** Summary changed:
- Lubuntu vivid amd64 does not boot
+ Lubuntu vivid
Is there some parameter I can pass to the kernel via grub to do
something useful?
When I edit the boot parameters to take out splash and quiet I get
more information and it stops right after these lines:
[7.57234] [drm] radeon kernel modesetting enabled.
[7.575302] fb: switching to
** Summary changed:
- Lubuntu vivid desktop amd64 does not boot
+ Lubuntu vivid desktop amd64 does not boot from USB
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Title:
Public bug reported:
Lubuntu vivid amd64 2015-01-28 does not boot on a MacBookPro from USB
stick. I put in the USB stick an hold down alt while powering up the
computer. Then the choice of boot media comes up, and I select the USB
stick.
Here are the hardware specs
Public bug reported:
Lubuntu vivid amd64 2015-01-28 does not boot on a MacBookPro. Here are
the hardware specs
http://linux.slashdot.org/story/15/01/28/1520252/why-screen-lockers-
on-x11-cannot-be-secure
Here is the image which does not boot:
No logs are available. It is not possible to get to a console of any
kind. It stops where it stops.
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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Thanks. It is probably my lack of understanding. The manual page for
random(4) uses 644 for both and show writing to urandom to set the
random seed. But if writing to the devices by non-root users does not
reduce the entropy then the original aspect of the bug is invalid,
though maybe the man
Ok. I see the Ubuntu FAQ. I thought before that it may have been
abandoned or outdated.
Also, perhaps linux was the wrong package here for the bug. I was
aiming for a fix in the utility on the CD that boots the kernel.
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Walter and Boris, the video=ofonly radeon.agpmode=-1 work-around
allows installation to complete on my hardware. The installed system
even boots to the desktop. If forgot to test it on the 2014-11-08 image
but remembered for the 2014-11-09 image
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One thing to look into is how much the video=ofonly radeon.agpmode=-1
settings slow down the GUI. Some things, such as clicking on an icon,
are quite sluggish but I don't know how to find where the fault lies.
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Boris, it's still a bug until the installer adds those boot options and
the installed system ends up with them in yaboot.conf
** Changed in: linux (Ubuntu)
Status: Invalid = Confirmed
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Yes, it is fixed for me, too, now. The 2014-10-05 Desktop ppc image
boots. Even the graphics work without passing boot parameters! Nicely
done.
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Still present in the daily from 2014-10-02 on a PowerBook Titanium 1GHz
7455
The duplicate bug #1367448 has a better description of the kernel error.
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This hardware was not available to me prior to Trusty.
There is also #1245159 but that is on different hardware.
Could these be something with LXDE?
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I installed these and the bug is still present:
linux-headers-3.16.0-031600rc2-generic_3.16.0-031600rc2.201406220135_amd64.deb
linux-image-3.16.0-031600rc2-generic_3.16.0-031600rc2.201406220135_amd64.deb
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status:
Public bug reported:
On a system76 gazelle9, the track pad sometimes fires off a click even
when it is not pressed. This can happen when typing on the keyboard (not
touching the trackpad) or when actually using the mouse but not
clicking. Such events make it somewhat unsafe and inconvenient to
Christopher, I've added the separate report and it can be found in #1332816
It's not as severe as this bug which renders the GUI all but unusable for
regular work. The 1332816 bug less so, but still enough to prevent looking
good for demos or loans.
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It's worse on the macbookpro 8.2 but the problem is still present to a
lesser extent on a system76 gazellle.
** Summary changed:
- [MacBookPro8,2] Laptop keyboard activity and touchpad movements often
interpreted as clicks
+ Laptop keyboard activity and touchpad movements often interpreted as
Still present in recent kernels
Linux lubuntu 3.13.0-19-generic #40-Ubuntu SMP Mon Mar 24 02:36:06 UTC
2014 x86_64 x86_64 x86_64 GNU/Linux
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What is the correct Maintainer Process and mailing list to send the
mail to?
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https://bugs.launchpad.net/bugs/1245159
Title:
[MacBookPro8,2] Laptop keyboard activity and
Still present in trusty on Ubuntu and Lubuntu from the daily image and
the iso.qa sets.
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Title:
Laptop keyboard activity and
I haven't kept notes beyond what are in the bug reports, I guess things
have improved a little over time. I've tried at least 11.10, 12.04,
12.10, 13.04, and 13.10 on this unit. Before that I had another, older
model and it had similar problems but worse. But both typing and using
the track
The problem seems not to occur when using an external keyboard and
mouse.
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Title:
Laptop keyboard activity and touchpad movements
Maybe. There was a similar bug with everything being double-clicks.
Here the mouse will click once on its own, not twice. Though if they
piggyback on a click they turn that into a double click. In that the
system was unusable for any purpose beyond testing the bug. In this,
the system is
This is regarding the internal keyboard and trackpad, particularly the
trackpad. Should I try running with an external mouse and keyboard for
a while?
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Still present in Linux ubuntu 3.12.0-031200rc7-generic #201310271935 SMP
Sun Oct 27 23:37:06 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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Public bug reported:
On a MacBookPro8,2, the track pad often fires off a click even when it
is not pressed. This can happen when typing on the keyboard (not
touching the trackpad) or when actually using the mouse but not
clicking. Such events make it fairly unsafe to use GUI applications
that
apport information
** Tags added: apport-collected
** Description changed:
On a MacBookPro8,2, the track pad often fires off a click even when it
is not pressed. This can happen when typing on the keyboard (not
touching the trackpad) or when actually using the mouse but not
clicking.
apport information
** Attachment added: HookError_source_linux.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892795/+files/HookError_source_linux.txt
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apport information
** Attachment added: ProcCpuinfo.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892798/+files/ProcCpuinfo.txt
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apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892797/+files/Lsusb.txt
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apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892796/+files/Lspci.txt
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apport information
** Attachment added: AudioDevicesInUse.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892794/+files/AudioDevicesInUse.txt
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apport information
** Attachment added: ProcModules.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892801/+files/ProcModules.txt
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apport information
** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892803/+files/UdevDb.txt
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apport information
** Attachment added: ProcInterrupts.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892800/+files/ProcInterrupts.txt
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apport information
** Attachment added: UdevLog.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892804/+files/UdevLog.txt
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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apport information
** Attachment added: PulseList.txt
https://bugs.launchpad.net/bugs/1245159/+attachment/3892802/+files/PulseList.txt
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The error pops up from time to time on at least two architectures. Here
is partman from PPC. #24 above also recommended getting the log
installer but there is no such log that I can find. syslog will
follow in the next comment.
** Attachment added: partman from installation
** Attachment added: syslog from installer
https://bugs.launchpad.net/ubuntu/+source/linux-ppc/+bug/1220165/+attachment/3875803/+files/syslog
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Being an intermittent bug, it just popped up again:
Linux lubuntu 3.11.0-12-generic #19-Ubuntu SMP Wed Oct 9 16:20:46 UTC
2013 x86_64 x86_64 x86_64 GNU/Linux
** Attachment added: installation syslog
Again this is with the Lubuntu Desktop amd64+mac image from 2013-10-10
** Attachment added: installation dmesg
https://bugs.launchpad.net/ubuntu/+source/linux-ppc/+bug/1220165/+attachment/3874761/+files/dmesg
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I'm seeing this as well
$ uname -a
Linux lubuntu 3.11.0-11-generic #17-Ubuntu SMP Tue Oct 1 19:42:04 UTC 2013
x86_64 x86_64 x86_64 GNU/Linux
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Aren't the tests for iso.qa.ubuntu.com kept on file somehow so that can
be looked up?
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https://bugs.launchpad.net/bugs/1220165
Title:
Error informing the kernel about
It might be fixed. The bug 1225429, hanging at the end of the
installation, seems to have been cured and after more than a day of
operation, no freezes so far.
Linux lubuntu 3.11.0-9-generic #16-Ubuntu SMP Fri Sep 27 15:08:11 UTC
2013 x86_64 x86_64 x86_64 GNU/Linux
Phill, you had a way of
I did try this kernel the other day and the system did lock up just like
the one in the repository:
linux-image-3.11.0-7-generic_3.11.0-7.14~lp1227202v1_amd64.deb
The system still locks up even with the latest kernel from the
repository --
Linux lubuntu 3.11.0-7-generic #14-Ubuntu SMP Mon Sep
With the 3.11.0-4-generic #9-Ubuntu SMP kernel that is part of Saucy,
the errant mouse clicks are less of a problem. They seem not to be
present any more when just using the trackpad, but still a problem when
typing. Is a bisection still needed? If so between which kernels?
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Christopher, thanks. What should I look at from that page?
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Title:
[MacBookPro8,2] Trackpad single clicks nearly always double
apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752463/+files/Lsusb.txt
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Still present in Linux lubuntu 3.11.0-031100rc2-generic #201307211535
SMP Sun Jul 21 19:36:42 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
more details to follow
** Changed in: linux (Ubuntu)
Status: Expired = Confirmed
** Tags added: saucy
** Description changed:
On a MacBookPro8,2, the
apport information
** Attachment added: UdevLog.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752470/+files/UdevLog.txt
** Tags added: staging
** Description changed:
On a MacBookPro8,2, the track pad does not respond properly. Single
clicks are nearly always interpreted as
apport information
** Attachment added: ProcEnviron.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752477/+files/ProcEnviron.txt
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apport information
** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752480/+files/UdevDb.txt
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apport information
** Attachment added: WifiSyslog.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752482/+files/WifiSyslog.txt
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apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752475/+files/Lsusb.txt
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apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752510/+files/Lspci.txt
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apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752511/+files/Lsusb.txt
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apport information
** Attachment added: PulseList.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752516/+files/PulseList.txt
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apport information
** Attachment added: ProcEnviron.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752513/+files/ProcEnviron.txt
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apport information
** Description changed:
On a MacBookPro8,2, the track pad does not respond properly. Single
clicks are nearly always interpreted as double clicks.
Attachments as per
apport information
** Attachment added: ProcModules.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752515/+files/ProcModules.txt
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apport information
** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752517/+files/UdevDb.txt
** Description changed:
On a MacBookPro8,2, the track pad does not respond properly. Single
clicks are nearly always interpreted as double clicks.
apport information
** Attachment added: BootDmesg.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752508/+files/BootDmesg.txt
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apport information
** Attachment added: ProcInterrupts.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752533/+files/ProcInterrupts.txt
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apport information
** Attachment added: WifiSyslog.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752538/+files/WifiSyslog.txt
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apport information
** Attachment added: ProcModules.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752534/+files/ProcModules.txt
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apport information
** Attachment added: CurrentDmesg.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752520/+files/CurrentDmesg.txt
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apport information
** Attachment added: ProcCpuinfo.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752531/+files/ProcCpuinfo.txt
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apport information
** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752536/+files/UdevDb.txt
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apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752529/+files/Lspci.txt
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apport information
** Attachment added: UdevLog.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752537/+files/UdevLog.txt
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apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752521/+files/Lspci.txt
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apport information
** Attachment added: ProcCpuinfo.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752523/+files/ProcCpuinfo.txt
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apport information
** Attachment added: AlsaInfo.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752526/+files/AlsaInfo.txt
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apport information
** Attachment added: AlsaInfo.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752518/+files/AlsaInfo.txt
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apport information
** Attachment added: BootDmesg.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752519/+files/BootDmesg.txt
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apport information
** Attachment added: BootDmesg.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752527/+files/BootDmesg.txt
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apport information
** Attachment added: ProcEnviron.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752524/+files/ProcEnviron.txt
** Description changed:
On a MacBookPro8,2, the track pad does not respond properly. Single
clicks are nearly always interpreted as double clicks.
apport information
** Attachment added: PulseList.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752535/+files/PulseList.txt
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apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/881830/+attachment/3752530/+files/Lsusb.txt
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