Public bug reported:
Issue found with 4.15 AWS kernel on X with ARM64 node (amd64 nodes are
good)
07:51:49 DEBUG| [stdout] bad-altstack STARTING
07:51:50 DEBUG| [stdout] bad-altstack RETURNED 2
07:51:50 DEBUG| [stdout] bad-altstack FAILED
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] 2 processors online, 2
processors configured
07:51:51 DEBUG| [stdout] stress-ng: info: [15194] dispatching hogs: 4
bad-altstack
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] cache allocate: reducing
cache level from L3 (too high) to L2
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] cache allocate: default
cache size: 2048K
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] starting stressors
07:51:51 DEBUG| [stdout] stress-ng: debug: [15195] stress-ng-bad-altstack:
started [15195] (instance 0)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] 4 stressors spawned
07:51:51 DEBUG| [stdout] stress-ng: debug: [15197] stress-ng-bad-altstack:
started [15197] (instance 2)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15196] stress-ng-bad-altstack:
started [15196] (instance 1)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15198] stress-ng-bad-altstack:
started [15198] (instance 3)
07:51:51 DEBUG| [stdout] stress-ng: ../sysdeps/nptl/fork.c:156: __libc_fork:
Assertion `THREAD_GETMEM (self, tid) != ppid' failed.
07:51:51 DEBUG| [stdout] stress-ng: debug: [15196] stress-ng-bad-altstack:
exited [15196] (instance 1)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15195] stress-ng-bad-altstack:
exited [15195] (instance 0)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] process [15195] terminated
07:51:51 DEBUG| [stdout] stress-ng: error: [15194] process 15196
(stress-ng-bad-altstack) terminated with an error, exit status=5 (killed by
signal)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] process [15196] terminated
07:51:51 DEBUG| [stdout] stress-ng: ../sysdeps/nptl/fork.c:156: __libc_fork:
Assertion `THREAD_GETMEM (self, tid) != ppid' failed.
07:51:51 DEBUG| [stdout] stress-ng: debug: [15198] stress-ng-bad-altstack:
exited [15198] (instance 3)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15197] stress-ng-bad-altstack:
exited [15197] (instance 2)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] process [15197] terminated
07:51:51 DEBUG| [stdout] stress-ng: error: [15194] process 15198
(stress-ng-bad-altstack) terminated with an error, exit status=5 (killed by
signal)
07:51:51 DEBUG| [stdout] stress-ng: debug: [15194] process [15198] terminated
07:51:51 DEBUG| [stdout] stress-ng: info: [15194] unsuccessful run completed
in 1.36s
07:51:51 DEBUG| [stdout]
May 29 07:51:49 ip-172-31-14-254 stress-ng: info: [15194] dispatching hogs: 4
bad-altstack
May 29 07:51:49 ip-172-31-14-254 stress-ng: error: [15194] process 15196
(stress-ng-bad-altstack) terminated with an error, exit status=5 (killed by
signal)
May 29 07:51:49 ip-172-31-14-254 AutotestCrashHandler: Application
stress-ng-bad-a, PID 15199 crashed
May 29 07:51:49 ip-172-31-14-254 AutotestCrashHandler: Writing core files to
['/home/ubuntu/autotest/client/results/default/ubuntu_stress_smoke_test.stress-smoke-test/debug/crash.stress-ng-bad-a.15199']
May 29 07:51:49 ip-172-31-14-254 AutotestCrashHandler: Application
stress-ng-bad-a, PID 15204 crashed
May 29 07:51:49 ip-172-31-14-254 AutotestCrashHandler: Writing core files to
['/home/ubuntu/autotest/client/results/default/ubuntu_stress_smoke_test.stress-smoke-test/debug/crash.stress-ng-bad-a.15204']
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.15.0-1032-aws 4.15.0-1032.34~16.04.1
ProcVersionSignature: User Name 4.15.0-1032.34~16.04.1-aws 4.15.18
Uname: Linux 4.15.0-1032-aws aarch64
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: arm64
Date: Wed May 29 08:00:25 2019
Ec2AMI: ami-0ddba1929e996e2dc
Ec2AMIManifest: (unknown)
Ec2AvailabilityZone: us-west-2c
Ec2InstanceType: a1.large
Ec2Kernel: unavailable
Ec2Ramdisk: unavailable
SourcePackage: linux-aws-hwe
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: ubuntu-kernel-tests
Importance: Medium
Assignee: Colin Ian King (colin-king)
Status: In Progress
** Affects: linux-aws-hwe (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug arm64 ec2-images xenial
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1830856
Title:
bad-altstack in ubuntu_stress_smoke_tests failed on AWS ARM64 with
X-4.15
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