The pmu failure could be found on Oracle B-4.15 as well:
Running 'kvm-ok'
INFO: /dev/kvm exists
KVM acceleration can be used
'/home/ubuntu/autotest/client/tmp/ubuntu_kvm_unit_tests/src/kvm-unit-tests/tests/pmu'
BUILD_HEAD=e2c275c4
timeout -k 1s --foreground 90s /usr/bin/qemu-system-x86_64 -nodefaults -device
pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4 -vnc none -serial
stdio -device pci-testdev -machine accel=kvm -kernel /tmp/tmp.p5vxZITKIQ -smp 1
-cpu host # -initrd /tmp/tmp.ndP8Idxxbw
enabling apic
paging enabled
cr0 = 80010011
cr3 = 45a000
cr4 = 20
PMU version: 2
GP counters: 4
GP counter width: 48
Mask length: 7
Fixed counters: 3
Fixed counter width: 48
PASS: core cycles-0
PASS: core cycles-1
PASS: core cycles-2
PASS: core cycles-3
PASS: instructions-0
PASS: instructions-1
PASS: instructions-2
PASS: instructions-3
PASS: ref cycles-0
PASS: ref cycles-1
PASS: ref cycles-2
PASS: ref cycles-3
PASS: llc refference-0
PASS: llc refference-1
PASS: llc refference-2
PASS: llc refference-3
PASS: llc misses-0
PASS: llc misses-1
PASS: llc misses-2
PASS: llc misses-3
PASS: branches-0
PASS: branches-1
PASS: branches-2
PASS: branches-3
PASS: branch misses-0
PASS: branch misses-1
PASS: branch misses-2
PASS: branch misses-3
PASS: fixed-0
PASS: fixed-1
PASS: fixed-2
PASS: rdpmc: cntr-0
PASS: rdpmc: fast-0
PASS: rdpmc: cntr-1
PASS: rdpmc: fast-1
PASS: rdpmc: cntr-2
PASS: rdpmc: fast-2
PASS: rdpmc: cntr-3
PASS: rdpmc: fast-3
FAIL: rdpmc: fixed cntr-0
PASS: rdpmc: fixed fast-0
FAIL: rdpmc: fixed cntr-1
PASS: rdpmc: fixed fast-1
FAIL: rdpmc: fixed cntr-2
PASS: rdpmc: fixed fast-2
FAIL: all counters
PASS: overflow: cntr-0
PASS: overflow: status-0
PASS: overflow: status clear-0
PASS: overflow: irq-0
PASS: overflow: cntr-1
PASS: overflow: status-1
PASS: overflow: status clear-1
PASS: overflow: irq-1
PASS: overflow: cntr-2
PASS: overflow: status-2
PASS: overflow: status clear-2
PASS: overflow: irq-2
PASS: overflow: cntr-3
PASS: overflow: status-3
PASS: overflow: status clear-3
PASS: overflow: irq-3
PASS: overflow: cntr-4
PASS: overflow: status-4
PASS: overflow: status clear-4
PASS: overflow: irq-4
PASS: cmask
SUMMARY: 67 tests, 4 unexpected failures
FAIL pmu (67 tests, 4 unexpected failures)
** Tags added: bionic linux-oracle
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
** Tags added: sru-20191021 ubuntu-kvm-unit-tests
** Tags added: 4.15
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https://bugs.launchpad.net/bugs/1751000
Title:
pmu test in kvm-unit-test failed on X-hwe ARM64 system
Status in ubuntu-kernel-tests:
New
Status in linux package in Ubuntu:
Triaged
Bug description:
This failure could be found on both Moonshot and Cavium ThunderX ARM64
systems.
Steps:
1. Install necessary packages
2. git clone --depth=1
https://git.kernel.org/pub/scm/virt/kvm/kvm-unit-tests.git
3. cd kvm-unit-tests; ./configure; make
4. TESTNAME=pmu TIMEOUT=90s ACCEL= ./arm/run arm/pmu.flat -smp 1
Result:
timeout -k 1s --foreground 90s /usr/bin/qemu-system-aarch64 -nodefaults
-machine virt,gic-version=host,accel=kvm -cpu host -device virtio-serial-device
-device virtconsole,chardev=ctd -chardev testdev,id=ctd -device pci-testdev
-display none -serial stdio -kernel arm/pmu.flat -smp 1 # -initrd
/tmp/tmp.H8ucGrg46U
INFO: PMU version: 3
INFO: pmu: PMU implementer/ID code/counters: 0(" ")/0/0
FAIL: pmu: Control register
Read 0 then 0.
FAIL: pmu: Monotonically increasing cycle count
instrs : cycles0 cycles1 ...
4: 0
cycles not incrementing!
FAIL: pmu: Cycle/instruction ratio
SUMMARY: 3 tests, 3 unexpected failures
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.13.0-36-generic 4.13.0-36.40~16.04.1
ProcVersionSignature: Ubuntu 4.13.0-36.40~16.04.1-generic 4.13.13
Uname: Linux 4.13.0-36-generic aarch64
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: arm64
Date: Thu Feb 22 08:29:15 2018
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: linux-hwe
UpgradeStatus: No upgrade log present (probably fresh install)
---
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Feb 22 08:24 seq
crw-rw---- 1 root audio 116, 33 Feb 22 08:24 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: arm64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CurrentDmesg:
DistroRelease: Ubuntu 16.04
IwConfig: Error: [Errno 2] No such file or directory
Lsusb: Error: command ['lsusb'] failed with exit code 1:
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB:
ProcKernelCmdLine: console=ttyS0,9600n8r ro
ProcVersionSignature: Ubuntu 4.13.0-36.40~16.04.1-generic 4.13.13
RelatedPackageVersions:
linux-restricted-modules-4.13.0-36-generic N/A
linux-backports-modules-4.13.0-36-generic N/A
linux-firmware 1.157.16
RfKill: Error: [Errno 2] No such file or directory
Tags: xenial uec-images
Uname: Linux 4.13.0-36-generic aarch64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
_MarkForUpload: True
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