Comment 0 for bug 1744270

This test failed with the proposed Xenial kernel 4.4.0-111.134 on zVM

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)