Thanks for all the help testing Cristiano and Marcin. I pinged the patch author and upstream to get some feedback. I'll post when we know the next steps.
-- 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/1674635 Title: Kernel linux-image-4.4.0-67-generic prevent the boot on Microsoft Hyper-v 2012r2 Gen2 VM Status in linux package in Ubuntu: In Progress Status in linux source package in Xenial: In Progress Bug description: After updating the kernel inside the virtual machine to the version 4.4.0-67-generic, at the next boot the vm will stuck in a black screen at every try. An hard reset is required. The only workaround is to set the default in grub to the previous version. The virtual machine hardware is a Gen2. We are experiencing this issue on all our vps with the same kernel (around 300-400 vms). --- AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 Mar 20 10:30 seq crw-rw---- 1 root audio 116, 33 Mar 20 10:30 timer AplayDevices: Error: [Errno 2] No such file or directory ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: DistroRelease: Ubuntu 16.04 HibernationDevice: RESUME=/dev/mapper/vg01--vg-swap_1 InstallationDate: Installed on 2017-03-13 (7 days ago) InstallationMedia: IwConfig: Error: [Errno 2] No such file or directory Lspci: Lsusb: Error: command ['lsusb'] failed with exit code 1: MachineType: Microsoft Corporation Virtual Machine Package: linux (not installed) PciMultimedia: ProcFB: 0 hyperv_fb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-66-generic.efi.signed root=/dev/mapper/vg01--vg-root ro nomodeset ProcVersionSignature: Ubuntu 4.4.0-66.87-generic 4.4.44 RelatedPackageVersions: linux-restricted-modules-4.4.0-66-generic N/A linux-backports-modules-4.4.0-66-generic N/A linux-firmware 1.157.8 RfKill: Error: [Errno 2] No such file or directory Tags: xenial Uname: Linux 4.4.0-66-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 11/26/2012 dmi.bios.vendor: Microsoft Corporation dmi.bios.version: Hyper-V UEFI Release v1.0 dmi.board.asset.tag: None dmi.board.name: Virtual Machine dmi.board.vendor: Microsoft Corporation dmi.board.version: Hyper-V UEFI Release v1.0 dmi.chassis.asset.tag: 4898-1213-1192-4801-7611-1594-99 dmi.chassis.type: 3 dmi.chassis.vendor: Microsoft Corporation dmi.chassis.version: Hyper-V UEFI Release v1.0 dmi.modalias: dmi:bvnMicrosoftCorporation:bvrHyper-VUEFIReleasev1.0:bd11/26/2012:svnMicrosoftCorporation:pnVirtualMachine:pvrHyper-VUEFIReleasev1.0:rvnMicrosoftCorporation:rnVirtualMachine:rvrHyper-VUEFIReleasev1.0:cvnMicrosoftCorporation:ct3:cvrHyper-VUEFIReleasev1.0: dmi.product.name: Virtual Machine dmi.product.version: Hyper-V UEFI Release v1.0 dmi.sys.vendor: Microsoft Corporation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1674635/+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
