Public bug reported:
Starting with kernel 3.19.0-30-generic, the password prompt for my disk
encryption password hangs at boot.
I can workaround the issue by booting with kernel 3.19.0-28-generic.
ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: linux-image-3.19.0-28-generic 3.19.0-28.30
ProcVersionSignature: Ubuntu 3.19.0-28.30-generic 3.19.8-ckt5
Uname: Linux 3.19.0-28-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.17.2-0ubuntu1.5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: mark 1788 F.... pulseaudio
/dev/snd/controlC0: mark 1788 F.... pulseaudio
CurrentDesktop: Unity
Date: Sun Oct 4 07:22:53 2015
HibernationDevice: RESUME=UUID=4392843b-ec3d-442b-8159-f2e4bed58105
InstallationDate: Installed on 2015-09-20 (14 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
MachineType: Dell Inc. XPS 13 9343
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-28-generic.efi.signed
root=/dev/mapper/ubuntu--vg-root ro noprompt persistent quiet splash
RelatedPackageVersions:
linux-restricted-modules-3.19.0-28-generic N/A
linux-backports-modules-3.19.0-28-generic N/A
linux-firmware 1.143.3
SourcePackage: linux
UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/14/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A05
dmi.board.name: 0TM99H
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvrA05:bd07/14/2015:svnDellInc.:pnXPS139343:pvr:rvnDellInc.:rn0TM99H:rvrA00:cvnDellInc.:ct9:cvr:
dmi.product.name: XPS 13 9343
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Medium
Status: Incomplete
** Tags: amd64 apport-bug latest-bios-a05 vivid
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https://bugs.launchpad.net/bugs/1502598
Title:
Boot hangs on encryption password prompt on 3.19.0-30
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