Comment 0 for bug 1782091

Steps as root:
  1. git clone --depth=1 https://github.com/linux-test-project/ltp.git
  2. cd ltp; make autotools
  3. ./configure
  4. make
  5. make install

$ cat /tmp/test.txt
msgctl01 msgctl01
msgctl02 msgctl02
msgctl03 msgctl03
msgctl04 msgctl04
msgstress01 msgstress01
msgstress02 msgstress02
msgstress03 msgstress03
msgstress04 msgstress04
msgctl12 msgctl12

$ sudo /opt/ltp/runltp -f /tmp/test.txt

Test output:
<<<test_start>>>
tag=msgctl02 stime=1531815429
cmdline="msgctl02"
contacts=""
analysis=exit
<<<test_output>>>
tst_test.c:1015: INFO: Timeout per run is 0h 05m 00s
tst_safe_sysv_ipc.c:51: BROK: msgctl02.c:68: msgget(1627521041, 7b0) failed: EEXIST

Summary:
passed 0
failed 0
skipped 0
warnings 0
<<<execution_status>>>
initiation_status="ok"
duration=0 termination_type=exited termination_id=2 corefile=no
cutime=0 cstime=0
<<<test_end>>>

This failure can be reproduced with the kernel in -release 4.4.0-130-generic, therefore it should not be considered as a regression.

There is a recent change for msgctl02 (79eac0a) in the ltp repo. It's worthy to revert it to see if it's the tool change that cause this.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-130-generic 4.4.0-130.156
ProcVersionSignature: User Name 4.4.0-130.156-generic 4.4.134
Uname: Linux 4.4.0-130-generic x86_64
AlsaDevices:
 total 0
 crw-rw---- 1 root audio 116, 1 Jul 17 07:55 seq
 crw-rw---- 1 root audio 116, 33 Jul 17 07:55 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
Date: Tue Jul 17 08:15:58 2018
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
MachineType: HP ProLiant DL360 Gen9
PciMultimedia:

ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-130-generic.efi.signed root=UUID=051b34ce-dfed-4e36-aa78-851c5a284ee4 ro
RelatedPackageVersions:
 linux-restricted-modules-4.4.0-130-generic N/A
 linux-backports-modules-4.4.0-130-generic N/A
 linux-firmware 1.157.20
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/27/2015
dmi.bios.vendor: HP
dmi.bios.version: P89
dmi.board.name: ProLiant DL360 Gen9
dmi.board.vendor: HP
dmi.chassis.type: 23
dmi.chassis.vendor: HP
dmi.modalias: dmi:bvnHP:bvrP89:bd12/27/2015:svnHP:pnProLiantDL360Gen9:pvr:rvnHP:rnProLiantDL360Gen9:rvr:cvnHP:ct23:cvr:
dmi.product.name: ProLiant DL360 Gen9
dmi.sys.vendor: HP