Public bug reported:

This issue does not exist in 4.15.0-1015.15 - kvm


08:08:02 DEBUG| [stdout] dnotify FAILED
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] 2 processors online, 2 
processors configured
08:08:02 DEBUG| [stdout] stress-ng: info:  [3043] dispatching hogs: 4 dnotify
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] cache allocate: reducing 
cache level from L3 (too high) to L2
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] cache allocate: default cache 
size: 4096K
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] starting stressors
08:08:02 DEBUG| [stdout] stress-ng: debug: [3044] stress-ng-dnotify: started 
[3044] (instance 0)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] 4 stressors spawned
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3046] stress-ng-dnotify: started 
[3046] (instance 2)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3047] stress-ng-dnotify: started 
[3047] (instance 3)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
08:08:02 DEBUG| [stdout] stress-ng: debug: [3046] stress-ng-dnotify: exited 
[3046] (instance 2)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
08:08:02 DEBUG| [stdout] stress-ng: debug: [3047] stress-ng-dnotify: exited 
[3047] (instance 3)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
08:08:02 DEBUG| [stdout] stress-ng: debug: [3044] stress-ng-dnotify: exited 
[3044] (instance 0)
08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3044 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3044] terminated
08:08:02 DEBUG| [stdout] stress-ng: debug: [3045] stress-ng-dnotify: started 
[3045] (instance 1)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
08:08:02 DEBUG| [stdout] stress-ng: debug: [3045] stress-ng-dnotify: exited 
[3045] (instance 1)
08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3045 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3045] terminated
08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3046 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3046] terminated
08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3047 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3047] terminated
08:08:02 DEBUG| [stdout] stress-ng: info:  [3043] unsuccessful run completed in 
0.01s
08:08:02 DEBUG| [stdout]

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-1016-kvm 4.15.0-1016.16
ProcVersionSignature: User Name 4.15.0-1016.16-kvm 4.15.18
Uname: Linux 4.15.0-1016-kvm x86_64
ApportVersion: 2.20.9-0ubuntu7.3
Architecture: amd64
Date: Fri Jul 20 08:11:19 2018
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=C.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-kvm
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: ubuntu-kernel-tests
     Importance: Undecided
         Status: New

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

** Affects: stress-ng (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic package-from-proposed uec-images

** Also affects: ubuntu-kernel-tests
   Importance: Undecided
       Status: New

** Also affects: stress-ng (Ubuntu)
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1782723

Title:
  dnotify in ubuntu_stress_smoke_test failed on B-KVM

Status in ubuntu-kernel-tests:
  New
Status in linux-kvm package in Ubuntu:
  New
Status in stress-ng package in Ubuntu:
  New

Bug description:
  This issue does not exist in 4.15.0-1015.15 - kvm

  
  08:08:02 DEBUG| [stdout] dnotify FAILED
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] 2 processors online, 2 
processors configured
  08:08:02 DEBUG| [stdout] stress-ng: info:  [3043] dispatching hogs: 4 dnotify
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] cache allocate: reducing 
cache level from L3 (too high) to L2
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] cache allocate: default 
cache size: 4096K
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] starting stressors
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3044] stress-ng-dnotify: started 
[3044] (instance 0)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] 4 stressors spawned
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3046] stress-ng-dnotify: started 
[3046] (instance 2)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3047] stress-ng-dnotify: started 
[3047] (instance 3)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3046] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3046] stress-ng-dnotify: exited 
[3046] (instance 2)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3047] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3047] stress-ng-dnotify: exited 
[3047] (instance 3)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3044] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3044] stress-ng-dnotify: exited 
[3044] (instance 0)
  08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3044 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3044] terminated
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3045] stress-ng-dnotify: started 
[3045] (instance 1)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] stress-ng: fail:  [3045] stress-ng-dnotify: fcntl 
F_NOTIFY failed, errno=22 (Invalid argument)
  08:08:02 DEBUG| [stdout] info: 5 failures reached, aborting stress process
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3045] stress-ng-dnotify: exited 
[3045] (instance 1)
  08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3045 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3045] terminated
  08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3046 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3046] terminated
  08:08:02 DEBUG| [stdout] stress-ng: error: [3043] process 3047 
(stress-ng-dnotify) terminated with an error, exit status=1 (stress-ng core 
failure)
  08:08:02 DEBUG| [stdout] stress-ng: debug: [3043] process [3047] terminated
  08:08:02 DEBUG| [stdout] stress-ng: info:  [3043] unsuccessful run completed 
in 0.01s
  08:08:02 DEBUG| [stdout]

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-1016-kvm 4.15.0-1016.16
  ProcVersionSignature: User Name 4.15.0-1016.16-kvm 4.15.18
  Uname: Linux 4.15.0-1016-kvm x86_64
  ApportVersion: 2.20.9-0ubuntu7.3
  Architecture: amd64
  Date: Fri Jul 20 08:11:19 2018
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=C.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-kvm
  UpgradeStatus: No upgrade log present (probably fresh install)

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