plymouthd crashed with SIGSEGV in script_obj_deref_direct() after logon

[Atte Backman]

This happens right after logging in

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: plymouth 0.9.2-3ubuntu17
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Uname: Linux 4.13.0-16-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.7-0ubuntu3
Architecture: amd64
CrashCounter: 1
Date: Wed Oct 18 10:49:38 2017
DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2017-10-17 (0 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Beta amd64 (20171015)
MachineType: HP HP ZBook Studio G4
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic.efi.signed root=UUID=eb8faf2f-a2af-42ee-9489-d1a8c08e86d8 ro quiet splash vt.handoff=7
ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
ProcFB:
 0 EFI VGA
 1 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic.efi.signed root=UUID=eb8faf2f-a2af-42ee-9489-d1a8c08e86d8 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f4ab816e420 <script_obj_deref_direct>: cmpl $0x1,(%rdi)
 PC (0x7f4ab816e420) ok
 source "$0x1" ok
 destination "(%rdi)" (0x00000000) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: plymouth
StacktraceTop:
 script_obj_deref_direct () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
 script_obj_as_custom () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
 script_execute_object () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
 script_lib_plymouth_on_update_status () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
 ?? ()
TextPlymouth: /usr/share/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 06/09/2017
dmi.bios.vendor: HP
dmi.bios.version: P71 Ver. 01.03
dmi.board.name: 826B
dmi.board.vendor: HP
dmi.board.version: KBC Version 47.39
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.modalias: dmi:bvnHP:bvrP71Ver.01.03:bd06/09/2017:svnHP:pnHPZBookStudioG4:pvr:rvnHP:rn826B:rvrKBCVersion47.39:cvnHP:ct10:cvr:
dmi.product.family: 103C_5336AN
dmi.product.name: HP ZBook Studio G4
dmi.sys.vendor: HP

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #927636, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.