Public bug reported:
This dmesg report happens with the low latency kernel.
It does not happen with the generic kernel or the liquorix low latency
kernels
ProblemType: Bug
DistroRelease: Ubuntu 19.04
Package: linux-image-5.0.0-38-lowlatency 5.0.0-38.41
ProcVersionSignature: Ubuntu 5.0.0-38.41-lowlatency 5.0.21
Uname: Linux 5.0.0-38-lowlatency x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.10-0ubuntu27.3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: mac 1974 F.... jackdbus
/dev/snd/pcmC0D0c: mac 1974 F...m jackdbus
/dev/snd/pcmC0D0p: mac 1974 F...m jackdbus
CurrentDesktop: XFCE
Date: Thu Jan 16 15:56:16 2020
InstallationDate: Installed on 2018-06-07 (588 days ago)
InstallationMedia: Ubuntu-Studio 18.04 LTS "Bionic Beaver" - Release amd64
(20180426)
MachineType: System76, Inc. Serval WS
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.0.0-38-lowlatency
root=UUID=786d7ee0-282e-4bfa-aa7f-8596fba803b7 ro quiet splash vt.handoff=1
RelatedPackageVersions:
linux-restricted-modules-5.0.0-38-lowlatency N/A
linux-backports-modules-5.0.0-38-lowlatency N/A
linux-firmware
1.183.2+system76~1573660723~19.04~813d257~dev
SourcePackage: linux
UpgradeStatus: Upgraded to disco on 2019-06-10 (220 days ago)
dmi.bios.date: 07/11/2016
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1.05.10RSA1
dmi.board.asset.tag: Tag 12345
dmi.board.name: Serval WS
dmi.board.vendor: System76, Inc.
dmi.board.version: serw9
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: System76, Inc.
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1.05.10RSA1:bd07/11/2016:svnSystem76,Inc.:pnServalWS:pvrserw9:rvnSystem76,Inc.:rnServalWS:rvrserw9:cvnSystem76,Inc.:ct10:cvrN/A:
dmi.product.family: Not Applicable
dmi.product.name: Serval WS
dmi.product.sku: Not Applicable
dmi.product.version: serw9
dmi.sys.vendor: System76, Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug disco
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https://bugs.launchpad.net/bugs/1860039
Title:
BUG: scheduling while atomic: in low latency kernel
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