Public bug reported:
I don't have a lot of information to dd, but running kernel
4.15.0-48-generic was leading to frequent hard lockups. Rolling back to
4.15.0-47-generic has clearly resolved my problem.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-48-generic 4.15.0-48.51
ProcVersionSignature: Ubuntu 4.15.0-47.50-generic 4.15.18
Uname: Linux 4.15.0-47-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC0D0p: bje 3225 F...m pulseaudio
/dev/snd/controlC0: bje 3225 F.... pulseaudio
CurrentDesktop: XFCE
Date: Mon Apr 29 11:37:23 2019
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=db7a22fe-fdc0-4ff9-a8bd-9faae202574f
InstallationDate: Installed on 2016-06-28 (1035 days ago)
InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
MachineType: LENOVO 2306CTO
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-47-generic
root=/dev/mapper/xubuntu--vg-root ro quiet splash vt.handoff=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-47-generic N/A
linux-backports-modules-4.15.0-47-generic N/A
linux-firmware 1.173.5
SourcePackage: linux
UpgradeStatus: Upgraded to bionic on 2018-08-02 (269 days ago)
dmi.bios.date: 02/22/2013
dmi.bios.vendor: LENOVO
dmi.bios.version: G2ET92WW (2.52 )
dmi.board.asset.tag: Not Available
dmi.board.name: 2306CTO
dmi.board.vendor: LENOVO
dmi.board.version: Win8 STD DPK TPG
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvrG2ET92WW(2.52):bd02/22/2013:svnLENOVO:pn2306CTO:pvrThinkPadX230:rvnLENOVO:rn2306CTO:rvrWin8STDDPKTPG:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.family: ThinkPad X230
dmi.product.name: 2306CTO
dmi.product.version: ThinkPad X230
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1826800
Title:
Linux kernel hard lockup
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