Public bug reported:
i have a roaming ssd disk ubuntu 18.04.
When i boot on my nvidia system , no problem.
when i boot on other system , with other card, systemd-udevd eats lots
cpu (nearby 100% of one core) and in logs i see infinite loop logging:
Jun 2 11:23:16 localhost [19963]: failed to execute '/usr/bin/nvidia-smi'
'/usr/bin/nvidia-smi': No such file or directory
Jun 2 11:23:16 localhost systemd-udevd[492]: Process '/usr/bin/nvidia-smi'
failed with exit code 2.
Jun 2 11:23:16 localhost systemd[1]: nvidia-persistenced.service: Start
request repeated too quickly.
Jun 2 11:23:16 localhost systemd[1]: nvidia-persistenced.service: Failed with
result 'exit-code'.
Jun 2 11:23:16 localhost systemd[1]: Failed to start NVIDIA Persistence Daemon.
Jun 2 11:23:16 localhost kernel: [ 2227.682538] nvidia-nvlink: Nvlink Core is
being initialized, major device number 241
Jun 2 11:23:16 localhost kernel: [ 2227.682917] NVRM: No NVIDIA graphics
adapter found!
Jun 2 11:23:16 localhost kernel: [ 2227.683149] nvidia-nvlink: Unregistered
the Nvlink Core, major device number 241
Jun 2 11:23:16 localhost systemd-udevd[492]: Process '/sbin/modprobe
nvidia-modeset' failed with exit code 1.
Jun 2 11:23:16 localhost kernel: [ 2227.756646] nvidia-nvlink: Nvlink Core is
being initialized, major device number 241
Jun 2 11:23:16 localhost kernel: [ 2227.756971] NVRM: No NVIDIA graphics
adapter found!
Jun 2 11:23:16 localhost kernel: [ 2227.757149] nvidia-nvlink: Unregistered
the Nvlink Core, major device number 241
Jun 2 11:23:16 localhost systemd-udevd[492]: Process '/sbin/modprobe
nvidia-drm' failed with exit code 1.
Jun 2 11:23:16 localhost kernel: [ 2227.824072] nvidia-nvlink: Nvlink Core is
being initialized, major device number 241
Jun 2 11:23:16 localhost kernel: [ 2227.824383] NVRM: No NVIDIA graphics
adapter found!
Jun 2 11:23:16 localhost kernel: [ 2227.824596] nvidia-nvlink: Unregistered
the Nvlink Core, major device number 241
Jun 2 11:23:16 localhost systemd-udevd[492]: Process '/sbin/modprobe
nvidia-uvm' failed with exit code 1.
Jun 2 11:23:16 localhost [19972]: failed to execute '/usr/bin/nvidia-smi'
'/usr/bin/nvidia-smi': No such file or directory
Jun 2 11:23:16 localhost systemd-udevd[492]: Process '/usr/bin/nvidia-smi'
failed with exit code 2.
Jun 2 11:23:16 localhost systemd[1]: nvidia-persistenced.service: Start
request repeated too quickly.
Jun 2 11:23:16 localhost systemd[1]: nvidia-persistenced.service: Failed with
result 'exit-code'.
Jun 2 11:23:16 localhost systemd[1]: Failed to start NVIDIA Persistence Daemon.
i hadn't this problem with ubuntu 16.X/17.X.
Regards
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: udev 237-3ubuntu10
ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17
Uname: Linux 4.15.0-22-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.1
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
CustomUdevRuleFiles: 60-vlan-network-interface.rules 70-snap.core.rules
Date: Sat Jun 2 11:16:41 2018
EcryptfsInUse: Yes
InstallationDate: Installed on 2017-04-25 (402 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
MachineType: GIGABYTE MRHM3AP
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=fr_FR.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-22-generic
root=UUID=9ed36b5d-9fea-4544-b33c-a7c75c2cdfa5 ro rootflags=subvol=@
disablemodules=nouveau pci=noaer elevator=noop net.ifnames=0 ipv6.disable=1
quiet splash vt.handoff=1
SourcePackage: systemd
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/29/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: F7
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: MRHM3AP
dmi.board.vendor: GIGABYTE
dmi.board.version: To be filled by O.E.M.
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrF7:bd01/29/2014:svnGIGABYTE:pnMRHM3AP:pvrTobefilledbyO.E.M.:rvnGIGABYTE:rnMRHM3AP:rvrTobefilledbyO.E.M.:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: MRHM3AP
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: GIGABYTE
** Affects: systemd (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1774768
Title:
systemd-udevd eats cpu in infinite loop when nvidia card is not
plugged
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