This seems to affect many users : https://ubuntuforums.org/showthread.php?t=2382157
I have a Intel(R) Core(TM) i5-3450S CPU and kernel 4.4.0-108 doesn't boot Booting with 4.4.0-104 works flags of my CPU : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm epb tpr_shadow vnmi flexpriority ept vpid fsgsbase smep erms xsaveopt dtherm ida arat pln pts I have no video display when it crashes. If I boot in recovery mode, it only displays (translated in English) : Loading Linux 4.4.0-108-generic... Loading initial ramdisk... And nothing else happens. NB : my root partition is encrypted with LUKS ** Attachment added: "crash_kernel_4.4.0-108.JPG" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1742323/+attachment/5034289/+files/crash_kernel_4.4.0-108.JPG -- 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/1742323 Title: Meltdown Update Kernel doesnt boot Status in linux package in Ubuntu: Confirmed Status in linux source package in Xenial: Confirmed Bug description: Using a Dell Poweredge T20 and Ubuntu 16.04 with the 4.4 Kernel. Just got the Meltdown update to kernel linux-image-4.4.0-108-generic but this doesnt boot at all. It just hangs after grub. There is no logs from syslog or such. SysReq Keys dont work neither. The last kernel linux-image-4.4.0-104-generic still boots fine. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-104-generic 4.4.0-104.127 ProcVersionSignature: Ubuntu 4.4.0-104.127-generic 4.4.98 Uname: Linux 4.4.0-104-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl AlsaVersion: Advanced Linux Sound Architecture Driver Version k4.4.0-104-generic. AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.20.1-0ubuntu2.15 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/controlC0', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Card0.Amixer.info: Error: [Errno 2] No such file or directory: 'amixer' Card0.Amixer.values: Error: [Errno 2] No such file or directory: 'amixer' Date: Wed Jan 10 01:36:01 2018 HibernationDevice: RESUME=UUID=9b654b0f-96ef-49f0-bfd8-ad7907cb7b99 InstallationDate: Installed on 2017-05-17 (237 days ago) InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.3) IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig' MachineType: Dell Inc. PowerEdge T20 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=de_DE.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-104-generic.efi.signed root=UUID=9edb2ffb-791e-4988-b3a9-7ce73227802c ro RelatedPackageVersions: linux-restricted-modules-4.4.0-104-generic N/A linux-backports-modules-4.4.0-104-generic N/A linux-firmware 1.157.14 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 05/11/2017 dmi.bios.vendor: Dell Inc. dmi.bios.version: A12 dmi.board.name: 0VD5HY dmi.board.vendor: Dell Inc. dmi.board.version: A07 dmi.chassis.type: 6 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA12:bd05/11/2017:svnDellInc.:pnPowerEdgeT20:pvr00:rvnDellInc.:rn0VD5HY:rvrA07:cvnDellInc.:ct6:cvr: dmi.product.name: PowerEdge T20 dmi.product.version: 00 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1742323/+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
