This bug was fixed in the package stress-ng - 0.09.29-1
---------------
stress-ng (0.09.29-1) unstable; urgency=medium
* Makefile: bump version
* Manual: fix spelling mistakes and update date
* stress-sigfpe: remove need for fp_zero
* stress-sigfpe: cater for systems without SA_SIGINFO
* stress-socket: fix warning on unused variable ret
* stress-sigfpe: remove feenableexcept, it is extraneous
* stress-sigfpe: fix verify mode, match exception with error code
* stress-sigfpe: zero siginfo struct
* stress-apparmor: kill child processes aggressively
* stress-sigfpe: reset fp exception states to fix math issues
* stress-apparmor: add more yield point checking
* Makefile.config: move pthread library to end to fix static linking
issues
* Fix typo in manual, --mmapfixedA-ops -> --mmapfixed-ops
* stress-sigfpe: force more fpe exceptions, exercise handler more
* stress-socket: use TCP_QUICKACK if available
* stress-socket: add FIONREAD size peeking
* stress-userfaultfd: exercise /proc/$pid/fdinfo/$timerfd proc file
* stress-timerfd: exercise /proc/$pid/fdinfo/$timerfd proc file
* Rename g_terminate_signum to terminate_signum and make it static
* Renaming symbols to indicate they are used in process termination
* Remove some unused old struct typedefs
* Make some functions static
* Deconstify some const pointers (ughh)
* Add deconstifier helper.
* remove redundant and shadowing variable ret
* stress-dccp: add missing ,
* Move the class info into the stressor_info_t for each stressor
* Rename class_t to class_info_t
* stress-cpu: fix bitops checksum
* stress-access: fix build warning on Solaris with %o on mode_t
* stress-memthrash: restore accidentally removed function
stress_set_memthrash_method
* stress-mergesort: fix missing {
* affinity: fix prototype of set_cpu_affinity
* stress-cyclic: fix build warning on non-linux systems
* Point to stress_not_implemented rather than wrapping each time
* Add stressor_info_t for stress specific info
* Clean up optarg handling, make it more table driven
* Revert Add pr_* logging sleepy locks (LP: #1774571)
* Add pr_* logging sleepy locks
-- Colin King <[email protected]> Fri, 8 jun 2018 11:30:00
+0100
** Changed in: stress-ng (Ubuntu)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1774571
Title:
sigq test from stress-ng will get stuck with Artful kernel
Status in ubuntu-kernel-tests:
Fix Released
Status in linux package in Ubuntu:
Invalid
Status in stress-ng package in Ubuntu:
Fix Released
Bug description:
This issue can be spotted on s390x, ARM64 and AMD64 Artful kernel.
10:02:39 DEBUG| [stdout] sigpending STARTING
10:02:44 DEBUG| [stdout] sigpending RETURNED 0
10:02:44 DEBUG| [stdout] sigpending PASSED
10:02:44 DEBUG| [stdout] sigpipe STARTING
10:02:49 DEBUG| [stdout] sigpipe RETURNED 0
10:02:49 DEBUG| [stdout] sigpipe PASSED
10:02:49 DEBUG| [stdout] sigq STARTING
...
This is the last entry related to stress-ng in syslog of a s390x node:
May 31 10:46:39 s2lp6g004 stress-ng: system: 's2lp6g004' Linux
4.13.0-45-generic #50-Ubuntu SMP Wed May 30 08:21:19 UTC 2018 s390x
May 31 10:46:39 s2lp6g004 stress-ng: memory (MB): total 1805.91, free
1409.97, shared 6.06, buffer 134.56, swap 2001.63, free swap 1890.19
May 31 10:46:39 s2lp6g004 stress-ng: info: [20125] dispatching hogs: 4 sigq
No more stress-ng related message after this.
ubuntu@s2lp6g004:/tmp$ cat stress-9234.log
stress-ng: debug: [20125] 2 processors online, 2 processors configured
stress-ng: info: [20125] dispatching hogs: 4 sigq
stress-ng: debug: [20125] cache allocate: reducing cache level from L3 (too
high) to L2
stress-ng: debug: [20125] cache allocate: default cache size: 2048K
stress-ng: debug: [20125] starting stressors
stress-ng: debug: [20126] stress-ng-sigq: started [20126] (instance 0)
stress-ng: debug: [20125] 4 stressors spawned
stress-ng: debug: [20129] stress-ng-sigq: started [20129] (instance 3)
stress-ng: debug: [20128] stress-ng-sigq: started [20128] (instance 2)
stress-ng: debug: [20127] stress-ng-sigq: started [20127] (instance 1)
stress-ng: debug: [20126] stress-ng-sigq: parent sent termination notice
stress-ng: debug: [20130] stress-ng-sigq: child got termination notice
ubuntu@s2lp6g004:/tmp$ ps aux | grep stress-ng
root 5948 0.0 0.0 11456 712 ? S May31 0:00 ./stress-ng
-v -t 5 --enosys 4 --ignite-cpu --syslog --verbose --verify --oomable
root 7654 0.0 0.0 11456 712 ? S May31 0:00 ./stress-ng
-v -t 5 --enosys 4 --ignite-cpu --syslog --verbose --verify --oomable
root 7728 0.0 0.0 11456 712 ? S May31 0:00 ./stress-ng
-v -t 5 --enosys 4 --ignite-cpu --syslog --verbose --verify --oomable
root 7740 0.0 0.0 11456 712 ? S May31 0:00 ./stress-ng
-v -t 5 --enosys 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20125 0.0 0.2 13612 5008 ? SL May31 0:00 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20126 1.0 0.1 13612 1852 ? S May31 12:03 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20127 1.0 0.1 13612 1852 ? S May31 12:11 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20128 1.0 0.1 13612 1852 ? S May31 12:04 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20129 1.0 0.1 13612 1852 ? S May31 12:06 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20131 0.0 0.0 13612 312 ? S May31 0:00 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20132 0.0 0.0 13612 312 ? S May31 0:00 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
root 20133 0.0 0.0 13612 312 ? S May31 0:00 ./stress-ng
-v -t 5 --sigq 4 --ignite-cpu --syslog --verbose --verify --oomable
ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: linux-image-4.13.0-45-generic 4.13.0-45.50
ProcVersionSignature: Ubuntu 4.13.0-45.50-generic 4.13.16
Uname: Linux 4.13.0-45-generic s390x
NonfreeKernelModules: zfs zunicode zavl zcommon znvpair
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': 'aplay'
ApportVersion: 2.20.7-0ubuntu3.9
Architecture: s390x
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord':
'arecord'
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211
not found.
CurrentDmesg:
Date: Fri Jun 1 05:29:54 2018
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': '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=d86dc8de-6ac8-4e4b-aba8-92872a209a8c
crashkernel=196M
RelatedPackageVersions:
linux-restricted-modules-4.13.0-45-generic N/A
linux-backports-modules-4.13.0-45-generic N/A
linux-firmware 1.169.4
RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
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