Ubuntu
linux package

cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on amd64/ARM64

Bug #1836169 reported by Po-Hsu Lin on 2019-07-11

This bug affects 2 people

	Status	Importance	Assigned to
ubuntu-kernel-tests	Triaged	Undecided	Sean Feole
linux (Ubuntu)	Confirmed	Undecided	Unassigned
Bionic	Confirmed	Undecided	Unassigned
Cosmic	Won't Fix	Undecided	Unassigned
Disco	Won't Fix	Undecided	Unassigned
Focal	Confirmed	Undecided	Unassigned
Jammy	Confirmed	Undecided	Unassigned

Bug Description

This issue can be found on both ThunderX and Moonshot ARM64

<<<test_output>>>
incrementing stop
Name: cpuhotplug04
Date: Thu Jul 11 08:34:50 UTC 2019
Desc: Does it prevent us from offlining the last CPU?

sh: echo: I/O error
cpuhotplug04 1 TFAIL: Could not offline cpu0
<<<execution_status>>>
initiation_status="ok"
duration=0 termination_type=exited termination_id=1 corefile=no
cutime=9 cstime=4
<<<test_end>>>

Steps to run this test:
  git clone --depth=1 https://github.com/linux-test-project/ltp.git
  cd ltp; make autotools; ./configure; make; sudo make install
  echo "cpuhotplug04 cpuhotplug04.sh -l 1" > /tmp/jobs
  sudo /opt/ltp/runltp -f /tmp/jobs

ProblemType: Bug
DistroRelease: Ubuntu 18.10
Package: linux-image-4.18.0-25-generic 4.18.0-25.26
ProcVersionSignature: User Name 4.18.0-25.26-generic 4.18.20
Uname: Linux 4.18.0-25-generic aarch64
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Jul 11 06:57 seq
crw-rw---- 1 root audio 116, 33 Jul 11 06:57 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
ApportVersion: 2.20.10-0ubuntu13.4
Architecture: arm64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
Date: Thu Jul 11 08:28:42 2019
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
Lsusb: Error: command ['lsusb'] failed with exit code 1:
PciMultimedia:

ProcFB:

ProcKernelCmdLine: console=ttyS0,9600n8r ro
RelatedPackageVersions:
linux-restricted-modules-4.18.0-25-generic N/A
linux-backports-modules-4.18.0-25-generic N/A
linux-firmware 1.175.6
RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message

Po-Hsu Lin (cypressyew) wrote on 2019-07-11:

CRDA.txt Edit (468 bytes, text/plain; charset="utf-8")
CurrentDmesg.txt Edit (24.6 KiB, text/plain; charset="utf-8")
Dependencies.txt Edit (2.7 KiB, text/plain; charset="utf-8")
Lspci.txt Edit (1.5 KiB, text/plain; charset="utf-8")
ProcCpuinfo.txt Edit (1.3 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (160 bytes, text/plain; charset="utf-8")
ProcEnviron.txt Edit (270 bytes, text/plain; charset="utf-8")
ProcInterrupts.txt Edit (2.0 KiB, text/plain; charset="utf-8")
ProcModules.txt Edit (2.4 KiB, text/plain; charset="utf-8")
UdevDb.txt Edit (56.0 KiB, text/plain; charset="utf-8")
WifiSyslog.txt Edit (34.9 KiB, text/plain; charset="utf-8")

tags:

added: 4.18 sru-20190701 ubuntu-ltp

Revision history for this message

Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote on 2019-07-11: Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status:	New → Confirmed
Changed in linux (Ubuntu Cosmic):
status:	New → Confirmed

Revision history for this message

Po-Hsu Lin (cypressyew) wrote on 2019-07-18: Re: cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on C ARM64

On amd64 node naumann with Disco kernel, this test failed with:
Name: cpuhotplug04
Date: Mon Jul 8 17:22:01 UTC 2019
Desc: Does it prevent us from offlining the last CPU?

/opt/ltp/testcases/bin/cpuhotplug04.sh: 99: echo: echo: I/O error
cpuhotplug04 1 TFAIL: Could not offline cpu95
tag=cpuhotplug04 stime=1562606521 dur=59 exit=exited stat=1 core=no cu=44 cs=105

tags:

added: 5.0 amd64 disco

Po-Hsu Lin (cypressyew) on 2019-07-25

summary:

- cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on C ARM64
+ cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on ARM64

Revision history for this message

Sean Feole (sfeole) wrote on 2019-11-25: Re: cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on ARM64

Again, similar to bug#1790825 I would like to see this test run on newer hardware, not the HP Moonshots. will speak with sam

Changed in ubuntu-kernel-tests:
status:	New → Triaged
assignee:	nobody → Sean Feole (sfeole)

Steve Langasek (vorlon) on 2020-07-02

Changed in linux (Ubuntu Disco):
status:	New → Won't Fix

Revision history for this message

Po-Hsu Lin (cypressyew) wrote on 2020-08-25:

Test failed on B-ARM64, with node wright-kernel

startup='Fri Aug 14 09:30:18 2020'
Name: cpuhotplug04
Date: Fri Aug 14 09:30:18 UTC 2020
Desc: Does it prevent us from offlining the last CPU?

sh: echo: I/O error
cpuhotplug04 1 TFAIL: Could not offline cpu0
tag=cpuhotplug04 stime=1597397418 dur=2 exit=exited stat=1 core=no cu=80 cs=69

tags:

added: sru-20200810

Revision history for this message

Po-Hsu Lin (cypressyew) wrote on 2020-08-25:

BTW, in the bug description, not just Moonshots mentioned here, but ThunderX as well.

Revision history for this message

Kelsey Steele (kelsey-steele) wrote on 2020-10-09:

Spotted on Focal/azure : 5.4.0-1029.29 : amd64

tags:

added: azure focal sru-20200921

Revision history for this message

Kelsey Steele (kelsey-steele) wrote on 2020-10-09:

failed on Bionic/azure-4.15 : 4.15.0-1097.107 : amd64

tags:

added: 4.15 bionic

Kelsey Steele (kelsey-steele) on 2021-01-29

tags:

added: sru-20210104

Kelsey Steele (kelsey-steele) on 2021-01-29

tags:

added: 5.4

Po-Hsu Lin (cypressyew) on 2021-03-22

Changed in linux (Ubuntu Cosmic):
status:	Confirmed → Won't Fix

Revision history for this message

Launchpad Janitor (janitor) wrote on 2021-06-14:

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in linux (Ubuntu Bionic):
status:	New → Confirmed
Changed in linux (Ubuntu Focal):
status:	New → Confirmed

Revision history for this message

Kleber Sacilotto de Souza (kleber-souza) wrote on 2021-06-17:

#11

Observed with focal/linux: 5.4.0-76.85 amd64.

tags:

added: sru-20210531

Kelsey Steele (kelsey-steele) on 2021-07-07

tags:

added: sru-20210621

Kleber Sacilotto de Souza (kleber-souza) on 2021-09-20

tags:

added: sru-20210906

Kleber Sacilotto de Souza (kleber-souza) on 2021-10-07

tags:	added: sru-20210927
summary:	- cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on ARM64 + cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on amd64/ARM64

Revision history for this message

Po-Hsu Lin (cypressyew) wrote on 2021-11-05:

#12

Found on node vought with F-oem-5.13 5.13.0-1019.23

startup='Fri Nov 5 04:08:22 2021'
Name: cpuhotplug04
Date: Fri Nov 5 04:08:22 UTC 2021
Desc: Does it prevent us from offlining the last CPU?

/opt/ltp/testcases/bin/cpuhotplug04.sh: 99: echo: echo: I/O error
cpuhotplug04 1 TFAIL: Could not offline cpu95
tag=cpuhotplug04 stime=1636085302 dur=70 exit=exited stat=1 core=no cu=87 cs=167

tags:

added: 5.13 oem sru-20211018

Revision history for this message

Po-Hsu Lin (cypressyew) wrote on 2021-11-09:

#13

Found on node vought with F-oem-5.10.0-1051.53

Revision history for this message

Luke Nowakowski-Krijger (lukenow) wrote on 2022-02-08:

#14

Found on instances akis exotic-skunk starmie-kernel 2022.01.31/bionic/linux/4.15.0-169.177

tags:

added: sru-20220131

Kleber Sacilotto de Souza (kleber-souza) on 2022-07-07

Changed in linux (Ubuntu Jammy):
status:	New → Confirmed

Revision history for this message

Andrei Gherzan (agherzan) wrote on 2023-04-11:

#15

This failed in cycle 20230320 for focal:linux-hwe-5.15

Running tests.......
Name: cpuhotplug04
Date: Tue Apr 11 05:47:01 UTC 2023
Desc: Does it prevent us from offlining the last CPU?
/opt/ltp/testcases/bin/cpuhotplug04.sh: 99: echo: echo: I/O error
cpuhotplug04 1 TFAIL: Could not offline cpu255
INFO: ltp-pan reported some tests FAIL
LTP Version: 20220527
INFO: Test end time: Tue Apr 11 05:48:42 UTC 2023

Machine: riccioli

tags:	added: 20230320
tags:	added: sru-20230320 removed: 20230320

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cpuhotplug04 in cpuhotplug from ubuntu_ltp failed on amd64/ARM64

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