Tested multiple time on the same node with both Bionic generic / kvm kernel:
4.15.0-32.35: failed 0/3 4.15.0.1019.19: failed 2/3 Test was executed 3 times consecutively without reboot, output from syslog when it fails: Aug 23 06:18:59 gummo kernel: Adding 1478652k swap on /swap.img. Priority:-2 extents:3 across:1830908k Aug 23 06:18:59 gummo kernel: Adding 1048572k swap on /home/ubuntu/autotest/client/tmp/ubuntu_stress_smoke_test/src/stress-ng/swap.img. Priority:-3 extents:3 across:7340032k Aug 23 06:18:59 gummo stress-ng: invoked with './stress-n' by user 0 Aug 23 06:18:59 gummo stress-ng: system: 'gummo' Linux 4.15.0-1019-kvm #19-Ubuntu SMP Fri Aug 10 10:24:21 UTC 2018 x86_64 Aug 23 06:18:59 gummo stress-ng: memory (MB): total 996.66, free 7.01, shared 0.50, buffer 11.73, swap 2467.99, free swap 2467.99 Aug 23 06:18:59 gummo stress-ng: info: [823] dispatching hogs: 4 vfork Aug 23 06:19:01 gummo stress-ng: fail: [827] stress-ng-vfork: fork failed Aug 23 06:19:01 gummo stress-ng: fail: [825] stress-ng-vfork: fork failed Aug 23 06:19:01 gummo stress-ng: message repeated 4 times: [ fail: [825] stress-ng-vfork: fork failed] Aug 23 06:19:01 gummo stress-ng: fail: [827] stress-ng-vfork: fork failed Aug 23 06:19:01 gummo stress-ng: message repeated 3 times: [ fail: [827] stress-ng-vfork: fork failed] Aug 23 06:19:02 gummo stress-ng: fail: [824] stress-ng-vfork: fork failed Aug 23 06:19:02 gummo stress-ng: message repeated 4 times: [ fail: [824] stress-ng-vfork: fork failed] Aug 23 06:19:02 gummo stress-ng: fail: [826] stress-ng-vfork: fork failed Aug 23 06:19:02 gummo stress-ng: error: [823] process 824 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) Aug 23 06:19:02 gummo stress-ng: error: [823] process 825 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) Aug 23 06:19:04 gummo stress-ng: fail: [826] stress-ng-vfork: fork failed Aug 23 06:19:04 gummo stress-ng: message repeated 3 times: [ fail: [826] stress-ng-vfork: fork failed] Aug 23 06:19:04 gummo stress-ng: error: [823] process 826 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) Aug 23 06:19:04 gummo stress-ng: error: [823] process 827 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) Aug 23 06:19:04 gummo stress-ng: info: [823] unsuccessful run completed in 4.51s -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-kvm in Ubuntu. https://bugs.launchpad.net/bugs/1788385 Title: vfork in ubuntu_stress_smoke test failed on KVM node with B-KVM kernel Status in Stress-ng: New Status in ubuntu-kernel-tests: New Status in linux-kvm package in Ubuntu: New Bug description: Fail rate 2 out of 2, failed on a kvm node "gummo", with 1G ram uname -vr : 4.15.0-1020-kvm #20-Ubuntu SMP Thu Aug 16 16:46:26 UTC 2018 Bionic 18.04 arch: amd64 DEBUG - 11:24:24 DEBUG| [stdout] vfork STARTING DEBUG - 11:24:24 DEBUG| [stdout] vfork STARTING DEBUG - 11:24:26 DEBUG| [stdout] vfork RETURNED 2 DEBUG - 11:24:26 DEBUG| [stdout] vfork RETURNED 2 DEBUG - 11:24:26 DEBUG| [stdout] vfork FAILED DEBUG - 11:24:26 DEBUG| [stdout] vfork FAILED DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] 2 processors online, 2 processors configured DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] 2 processors online, 2 processors configured DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: info: [1437] dispatching hogs: 4 vfork DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: info: [1437] dispatching hogs: 4 vfork DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] cache allocate: reducing cache level from L3 (too high) to L2 DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] cache allocate: reducing cache level from L3 (too high) to L2 DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] cache allocate: default cache size: 4096K DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] cache allocate: default cache size: 4096K DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] starting stressors DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] starting stressors DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1438] stress-ng-vfork: started [1438] (instance 0) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1438] stress-ng-vfork: started [1438] (instance 0) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] 4 stressors spawned DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] 4 stressors spawned DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1439] stress-ng-vfork: started [1439] (instance 1) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1439] stress-ng-vfork: started [1439] (instance 1) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1440] stress-ng-vfork: started [1440] (instance 2) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1440] stress-ng-vfork: started [1440] (instance 2) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1441] stress-ng-vfork: started [1441] (instance 3) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1441] stress-ng-vfork: started [1441] (instance 3) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1441] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1441] stress-ng-vfork: exited [1441] (instance 3) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1441] stress-ng-vfork: exited [1441] (instance 3) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1440] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1440] stress-ng-vfork: exited [1440] (instance 2) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1440] stress-ng-vfork: exited [1440] (instance 2) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1438] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1438] stress-ng-vfork: exited [1438] (instance 0) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1438] stress-ng-vfork: exited [1438] (instance 0) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: fail: [1439] stress-ng-vfork: fork failed DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] info: 5 failures reached, aborting stress process DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1438 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1438 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1438] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1438] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1439] stress-ng-vfork: exited [1439] (instance 1) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1439] stress-ng-vfork: exited [1439] (instance 1) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1439 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1439 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1439] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1439] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1440 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1440 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1440] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1440] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1441 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: error: [1437] process 1441 (stress-ng-vfork) terminated with an error, exit status=1 (stress-ng core failure) DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1441] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: debug: [1437] process [1441] terminated DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: info: [1437] unsuccessful run completed in 1.49s DEBUG - 11:24:26 DEBUG| [stdout] stress-ng: info: [1437] unsuccessful run completed in 1.49s To manage notifications about this bug go to: https://bugs.launchpad.net/stress-ng/+bug/1788385/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
