This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1744270
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1744270
Title:
ubuntu_lttng_smoke_test failed on Xenial zVM
Status in linux package in Ubuntu:
Incomplete
Bug description:
This test failed with the proposed Xenial kernel 4.4.0-111.134 on zVM
It's not a regression since this can be reproduced with the older
4.4.0-108 on the very same node.
Command returned non-zero exit status
* Command:
/home/ubuntu/autotest/client/tests/ubuntu_lttng_smoke_test/ubuntu_lttng_s
moke_test.sh
Exit status: 1
Duration: 0.447135210037
stdout:
== lttng smoke test of session create/destroy ==
Spawning a session daemon
Session test-kernel-session created.
Traces will be written in /tmp/lttng-kernel-trace-32862-session
PASSED (lttng create)
Session test-kernel-session destroyed
PASSED (lttng destroy)
== lttng smoke test list kernel events ==
FAILED (lttng list --kernel)
FAILED (lttng list --kernel more output expected)
lttng smoke test trace open/close system calls SKIPPED for s390x
== lttng smoke test trace context switches ==
Session test-kernel-session created.
Traces will be written in /tmp/lttng-kernel-trace-32862-session
PASSED (lttng create)
FAILED (lttng enable-event)
Session test-kernel-session destroyed
Summary: 3 passed, 3 failed
stderr:
Error: Unable to list kernel events: Kernel tracer not available
Error: Command error
Error: Event sched_switch: Kernel tracer not available (channel channel0,
session test-kernel-session)
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-111-generic 4.4.0-111.134
ProcVersionSignature: Ubuntu 4.4.0-111.134-generic 4.4.98
Uname: Linux 4.4.0-111-generic s390x
AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code
2: ls: cannot access '/dev/snd/': No such file or directory
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: s390x
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211
not found.
CurrentDmesg:
Date: Fri Jan 19 05:11:39 2018
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
Lspci:
Lsusb: Error: command ['lsusb'] failed with exit code 1:
PciMultimedia:
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=C
SHELL=/bin/bash
ProcFB: Error: [Errno 2] No such file or directory: '/proc/fb'
ProcKernelCmdLine: root=UUID=44b0b919-a1a4-4849-9425-e71d4ac87d85
crashkernel=196M nogmb BOOT_IMAGE=0
RelatedPackageVersions:
linux-restricted-modules-4.4.0-111-generic N/A
linux-backports-modules-4.4.0-111-generic N/A
linux-firmware 1.157.15
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1744270/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : [email protected]
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp