Public bug reported:

Issue found on Eoan

this test will timeout quite randomly before the test can complete:

1st attempt:
 # [23] ftrace - function trace on module   [PASS]
 # [24] ftrace - function profiling#
 not ok 1 selftests: ftrace: ftracetest # TIMEOUT

2nd attemp:
# [31] Kprobe dynamic event - adding and removing       [PASS]
# [32] Kprobe dynamic event - busy event check#
not ok 1 selftests: ftrace: ftracetest # TIMEOUT

3rd attempt:
# [35] Kprobe event string type argument        [PASS]
# [36] Kprobe event symbol argument#
not ok 1 selftests: ftrace: ftracetest # TIMEOUT

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: linux-image-5.3.0-40-generic 5.3.0-40.32
ProcVersionSignature: User Name 5.3.0-40.32-generic 5.3.18
Uname: Linux 5.3.0-40-generic x86_64
AlsaDevices:
 total 0
 crw-rw---- 1 root audio 116,  1 Feb 21 09:05 seq
 crw-rw---- 1 root audio 116, 33 Feb 21 09:05 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: amd64
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: Fri Feb 21 09:09:06 2020
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
PciMultimedia:
 
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=C.UTF-8
 SHELL=/bin/bash
ProcFB: 0 cirrusdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-40-generic 
root=UUID=29438a95-0e7a-484b-a1fb-527f0e3d2e06 ro console=tty1 console=ttyS0
RelatedPackageVersions:
 linux-restricted-modules-5.3.0-40-generic N/A
 linux-backports-modules-5.3.0-40-generic  N/A
 linux-firmware                            1.183.4
RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/01/2014
dmi.bios.vendor: SeaBIOS
dmi.bios.version: 1.10.2-1ubuntu1
dmi.chassis.type: 1
dmi.chassis.vendor: QEMU
dmi.chassis.version: pc-i440fx-bionic
dmi.modalias: 
dmi:bvnSeaBIOS:bvr1.10.2-1ubuntu1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-bionic:cvnQEMU:ct1:cvrpc-i440fx-bionic:
dmi.product.name: Standard PC (i440FX + PIIX, 1996)
dmi.product.version: pc-i440fx-bionic
dmi.sys.vendor: QEMU

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug eoan uec-images

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https://bugs.launchpad.net/bugs/1864172

Title:
  ftrace test in ubuntu_kernel_selftests will timeout on E

Status in linux package in Ubuntu:
  New

Bug description:
  Issue found on Eoan

  this test will timeout quite randomly before the test can complete:

  1st attempt:
   # [23] ftrace - function trace on module   [PASS]
   # [24] ftrace - function profiling#
   not ok 1 selftests: ftrace: ftracetest # TIMEOUT

  2nd attemp:
  # [31] Kprobe dynamic event - adding and removing     [PASS]
  # [32] Kprobe dynamic event - busy event check#
  not ok 1 selftests: ftrace: ftracetest # TIMEOUT

  3rd attempt:
  # [35] Kprobe event string type argument      [PASS]
  # [36] Kprobe event symbol argument#
  not ok 1 selftests: ftrace: ftracetest # TIMEOUT

  ProblemType: Bug
  DistroRelease: Ubuntu 19.10
  Package: linux-image-5.3.0-40-generic 5.3.0-40.32
  ProcVersionSignature: User Name 5.3.0-40.32-generic 5.3.18
  Uname: Linux 5.3.0-40-generic x86_64
  AlsaDevices:
   total 0
   crw-rw---- 1 root audio 116,  1 Feb 21 09:05 seq
   crw-rw---- 1 root audio 116, 33 Feb 21 09:05 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.11-0ubuntu8.2
  Architecture: amd64
  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: Fri Feb 21 09:09:06 2020
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
  PciMultimedia:
   
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=C.UTF-8
   SHELL=/bin/bash
  ProcFB: 0 cirrusdrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-40-generic 
root=UUID=29438a95-0e7a-484b-a1fb-527f0e3d2e06 ro console=tty1 console=ttyS0
  RelatedPackageVersions:
   linux-restricted-modules-5.3.0-40-generic N/A
   linux-backports-modules-5.3.0-40-generic  N/A
   linux-firmware                            1.183.4
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/01/2014
  dmi.bios.vendor: SeaBIOS
  dmi.bios.version: 1.10.2-1ubuntu1
  dmi.chassis.type: 1
  dmi.chassis.vendor: QEMU
  dmi.chassis.version: pc-i440fx-bionic
  dmi.modalias: 
dmi:bvnSeaBIOS:bvr1.10.2-1ubuntu1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-bionic:cvnQEMU:ct1:cvrpc-i440fx-bionic:
  dmi.product.name: Standard PC (i440FX + PIIX, 1996)
  dmi.product.version: pc-i440fx-bionic
  dmi.sys.vendor: QEMU

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