Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.11 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.11 ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Tags added: kernel-da-key kernel-hyper-v ** Also affects: linux (Ubuntu Zesty) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Zesty) Importance: Undecided => High ** Changed in: linux (Ubuntu Zesty) Status: New => Confirmed -- 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/1690107 Title: [Hyper-V] ubuntu server with hyper-v virtual machine will freeze processes Status in linux package in Ubuntu: Confirmed Status in linux source package in Zesty: Confirmed Bug description: I just installed an ubuntu server image with hyper-v and I am using tmux over it's bridge network to compile some rust projects and it seems to randomly hang the cpu, some processes like ps will just freeze before printing the last lines. ProblemType: Bug DistroRelease: Ubuntu 17.04 Package: linux-image-virtual 4.10.0.20.22 ProcVersionSignature: Ubuntu 4.10.0-20.22-generic 4.10.8 Uname: Linux 4.10.0-20-generic x86_64 AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 May 11 10:14 seq crw-rw---- 1 root audio 116, 33 May 11 10:14 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.20.4-0ubuntu4 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: Thu May 11 11:31:30 2017 HibernationDevice: RESUME=/dev/mapper/ubuntu--vg-swap_1 InstallationDate: Installed on 2017-04-23 (17 days ago) InstallationMedia: Ubuntu-Server 17.04 "Zesty Zapus" - Release amd64 (20170412) IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig' Lsusb: Error: command ['lsusb'] failed with exit code 1: MachineType: Microsoft Corporation Virtual Machine PciMultimedia: ProcFB: 0 hyperv_fb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-20-generic root=/dev/mapper/hostname--vg-root ro RelatedPackageVersions: linux-restricted-modules-4.10.0-20-generic N/A linux-backports-modules-4.10.0-20-generic N/A linux-firmware 1.164 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/06/2017 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 090006 dmi.board.name: Virtual Machine dmi.board.vendor: Microsoft Corporation dmi.board.version: 7.0 dmi.chassis.asset.tag: 9964-9328-3358-4828-9545-9767-50 dmi.chassis.type: 3 dmi.chassis.vendor: Microsoft Corporation dmi.chassis.version: 7.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr090006:bd01/06/2017:svnMicrosoftCorporation:pnVirtualMachine:pvr7.0:rvnMicrosoftCorporation:rnVirtualMachine:rvr7.0:cvnMicrosoftCorporation:ct3:cvr7.0: dmi.product.name: Virtual Machine dmi.product.version: 7.0 dmi.sys.vendor: Microsoft Corporation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1690107/+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
