I wasn't able to reproduce the problem on Trusty, even with sssd
installed.
/proc/version_signature
Ubuntu 4.4.0-119.143~14.04.1-generic 4.4.114
/proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-4.4.0-119-generic
root=UUID=e57a614e-ad1a-449e-954d-ce832d128920 ro quiet splash vt.handoff=7
dmesg -t | grep
I've been using the test kernel for 17.10 for a few hours, and it works
great!
Ubuntu 4.13.0-38.43+lp1759920.1-generic 4.13.16
BOOT_IMAGE=/boot/vmlinuz-4.13.0-38-generic
root=UUID=dd134dc1-6642-41d8-acd1-abc83ab24099 ro quiet splash
vt.handoff=7
microcode: microcode updated early to revision
It was working fine for a few minutes. I opened Firefox, played some
Hulu, opened Android Studio, connected my tablet, and all was well. When
I tried to allow USB debugging on the tablet, the system locked up.
I had been using 4.13.0-37 prior to trying the new microcode again, so
I'll revert the
It works so far with apparmor=0, and jams without it. I'll keep running
it for a while to see if it stays stable.
I used a slightly different method of getting the latest microcode:
sudo apt-mark unhold intel-microcode
sudo apt upgrade
This ran update-initramfs on 4.13.0-38, so everything should
I just found something interesting. Installing or removing intel-microcode only
runs update-initramfs for the latest kernel, which is why my 4.13.0-36-generic
kept working. When I ran
"sudo update-initramfs -u -k 4.13.0-36-generic", that kernel stopped working
too.
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It behaves a little differently. Before, it would clear the screen and
get stuck. Now it shows this:
[ 36.067981] watchdog: BUG: soft lockup - CPU#5 stuck for 22s!
[kworker/5:1:71]
[ 36.067983] watchdog: BUG: soft lockup - CPU#6 stuck for 22s! [thermald:1113]
[ 36.527766] NMI watchdog:
apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1759920/+attachment/5095598/+files/ProcEnviron.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1759920/+attachment/5095597/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "JournalErrors.txt"
https://bugs.launchpad.net/bugs/1759920/+attachment/5095596/+files/JournalErrors.txt
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apport information
** Attachment added: "Dependencies.txt"
https://bugs.launchpad.net/bugs/1759920/+attachment/5095595/+files/Dependencies.txt
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ApportVersion: 2.20.7-0ubuntu3.7
Architecture: amd64
CurrentDesktop: GNOME
DistroRelease: Ubuntu 17.10
InstallationDate: Installed on 2018-02-17 (40 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105.1)
Package: linux
PackageArchitecture: amd64
I'm having the same problem. 4.13.0-36-generic works, 4.13.0-37-generic
freezes up before I can log in. I have a 2nd generation core i7 and AMD
graphics.
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