This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1829983 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Changed in: linux (Ubuntu Bionic) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1829983 Title: memcg_stat from controllers test suite in LTP failed Status in ubuntu-kernel-tests: New Status in linux package in Ubuntu: Incomplete Status in linux source package in Bionic: Incomplete Bug description: memcg_stat_test 1 TINFO: Starting test 1 sh: echo: I/O error memcg_stat_test 1 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 1 TINFO: Running memcg_process --shm -k 3 -s 135168 memcg_stat_test 1 TINFO: Warming up pid: 31352 memcg_stat_test 1 TINFO: Process is still here after warm up: 31352 memcg_stat_test 1 TPASS: cache is 135168 as expected memcg_stat_test 2 TINFO: Starting test 2 sh: echo: I/O error memcg_stat_test 2 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 2 TINFO: Running memcg_process --mmap-file -s 135168 memcg_stat_test 2 TINFO: Warming up pid: 31380 memcg_stat_test 2 TINFO: Process is still here after warm up: 31380 memcg_stat_test 2 TPASS: mapped_file is 135168 as expected memcg_stat_test 3 TINFO: Starting test 3 sh: echo: I/O error memcg_stat_test 3 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 3 TINFO: Running memcg_process --mmap-lock1 -s 4096 memcg_stat_test 3 TINFO: Warming up pid: 31409 memcg_stat_test 3 TINFO: Process is still here after warm up: 31409 memcg_stat_test 3 TPASS: unevictable is 4096 as expected memcg_stat_test 4 TINFO: Starting test 4 sh: echo: I/O error memcg_stat_test 4 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 4 TINFO: Running memcg_process --mmap-lock2 -s 4096 memcg_stat_test 4 TINFO: Warming up pid: 31434 memcg_stat_test 4 TINFO: Process is still here after warm up: 31434 memcg_stat_test 4 TPASS: unevictable is 4096 as expected memcg_stat_test 5 TINFO: Starting test 5 sh: echo: I/O error memcg_stat_test 5 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 5 TPASS: hierarchical_memory_limit is 4096 as expected memcg_stat_test 6 TINFO: Starting test 6 sh: echo: I/O error memcg_stat_test 6 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed sh: echo: I/O error memcg_stat_test 6 TFAIL: hierarchical_memory_limit is 4096, 8192 expected memcg_stat_test 7 TINFO: Starting test 7 sh: echo: I/O error memcg_stat_test 7 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 7 TCONF: mem+swap is not enabled memcg_stat_test 7 TINFO: Starting test 8 sh: echo: I/O error memcg_stat_test 7 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed memcg_stat_test 7 TCONF: mem+swap is not enabled tag=memcg_stat stime=1558504742 dur=4 exit=exited stat=33 core=no cu=16 cs=10 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-50-generic 4.15.0-50.54 ProcVersionSignature: User Name 4.15.0-50.54-generic 4.15.18 Uname: Linux 4.15.0-50-generic x86_64 AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 May 22 02:57 seq crw-rw---- 1 root audio 116, 33 May 22 02:57 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay' ApportVersion: 2.20.9-0ubuntu7.6 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord' AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CurrentDmesg: [14538.862950] cfg80211: Loading compiled-in X.509 certificates for regulatory database [14538.874559] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' Date: Wed May 22 07:17:43 2019 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig' Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: QEMU Standard PC (i440FX + PIIX, 1996) PciMultimedia: ProcFB: 0 cirrusdrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-50-generic root=UUID=576666e8-9e7f-40ee-934e-f1dce18323e5 ro RelatedPackageVersions: linux-restricted-modules-4.15.0-50-generic N/A linux-backports-modules-4.15.0-50-generic N/A linux-firmware 1.173.6 RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/01/2014 dmi.bios.vendor: SeaBIOS dmi.bios.version: Ubuntu-1.8.2-1ubuntu1 dmi.chassis.type: 1 dmi.chassis.vendor: QEMU dmi.chassis.version: pc-i440fx-xenial dmi.modalias: dmi:bvnSeaBIOS:bvrUbuntu-1.8.2-1ubuntu1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-xenial:cvnQEMU:ct1:cvrpc-i440fx-xenial: dmi.product.name: Standard PC (i440FX + PIIX, 1996) dmi.product.version: pc-i440fx-xenial dmi.sys.vendor: QEMU To manage notifications about this bug go to: 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