Comment 0 for bug 1794292

A green Xubuntu splash screen with a spinning circle normally appears on boot up.

Now just a blank black screen shows until the login box appears. On logging in, the desktop appears as normal but an error message pops up offering to report a bug to developers.

Description: Ubuntu Cosmic Cuttlefish (development branch)
Release: 18.10

All packages up-to-date as of 25 September 2018 14:00 BST

ProblemType: Crash
DistroRelease: Ubuntu 18.10
Package: plymouth 0.9.3-1ubuntu8
ProcVersionSignature: Ubuntu 4.18.0-7.8-generic 4.18.5
Uname: Linux 4.18.0-7-generic x86_64
ApportVersion: 2.20.10-0ubuntu11
Architecture: amd64
CrashCounter: 1
Date: Tue Sep 25 13:47:47 2018
DefaultPlymouth: /usr/share/plymouth/themes/xubuntu-logo/xubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
MachineType: Acer Veriton N280G
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-7-generic root=UUID=ff708f10-3fbc-4fa2-b7a5-93f0dd61eb21 ro splash quiet vt.handoff=1
ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
ProcEnviron:
 LANG=en_GB.UTF-8
 PATH=(custom, no user)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-7-generic root=UUID=ff708f10-3fbc-4fa2-b7a5-93f0dd61eb21 ro splash quiet vt.handoff=1
SegvAnalysis:
 Segfault happened at: 0x7f05452a07f9 <ply_renderer_set_handler_for_input_source+25>: mov 0x78(%rax),%rax
 PC (0x7f05452a07f9) ok
 source "0x78(%rax)" (0x00000078) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: plymouth
StacktraceTop:
 ply_renderer_set_handler_for_input_source () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
 ply_keyboard_stop_watching_for_input () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
 ply_device_manager_deactivate_keyboards () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
 ?? ()
 ?? ()
TextPlymouth: /usr/share/plymouth/themes/xubuntu-text/xubuntu-text.plymouth
Title: plymouthd crashed with SIGSEGV in ply_renderer_set_handler_for_input_source()
UpgradeStatus: Upgraded to cosmic on 2018-08-21 (34 days ago)
UserGroups:

dmi.bios.date: 01/15/2011
dmi.bios.vendor: Acer
dmi.bios.version: P01-A3
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: TPDS03
dmi.board.vendor: Acer
dmi.board.version: To be filled by O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Acer
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAcer:bvrP01-A3:bd01/15/2011:svnAcer:pnVeritonN280G:pvrToBeFilledByO.E.M.:rvnAcer:rnTPDS03:rvrTobefilledbyO.E.M.:cvnAcer:ct3:cvrToBeFilledByO.E.M.:
dmi.product.family: Acer Desktop
dmi.product.name: Veriton N280G
dmi.product.sku: To Be Filled By O.E.M.
dmi.product.version: To Be Filled By O.E.M.
dmi.sys.vendor: Acer