plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Jeroen Donkervoort]

Nothing special. Just got the announcement there was a bug...

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: plymouth 0.9.3-1ubuntu6
ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
Uname: Linux 4.15.0-13-generic x86_64
ApportVersion: 2.20.9-0ubuntu2
Architecture: amd64
Date: Sat Apr 7 09:53:36 2018
DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2018-02-28 (37 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180225)
MachineType: Acer Aspire X3990
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=676ff618-dd7c-46d5-bbcc-8c1408cc9db4 ro quiet splash vt.handoff=1
ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
ProcEnviron:
 LANG=nl_NL.UTF-8
 PATH=(custom, no user)
ProcFB: 0 nouveaufb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=676ff618-dd7c-46d5-bbcc-8c1408cc9db4 ro quiet splash vt.handoff=1
SegvAnalysis:
 Segfault happened at: 0x7fc67120f480 <script_obj_deref_direct>: cmpl $0x1,(%rdi)
 PC (0x7fc67120f480) 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_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: 08/16/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P01-B2
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: Aspire X3990
dmi.board.vendor: Acer
dmi.chassis.type: 3
dmi.chassis.vendor: Acer
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP01-B2:bd08/16/2011:svnAcer:pnAspireX3990:pvr:rvnAcer:rnAspireX3990:rvr:cvnAcer:ct3:cvr:
dmi.product.family: Acer Desktop
dmi.product.name: Aspire X3990
dmi.sys.vendor: Acer

[Apport retracing service (apport)]

StacktraceTop:
 script_obj_deref_direct (obj=0x0) at ./script-object.c:133
 script_obj_as_custom (obj=<optimized out>, user_func=user_func@entry=0x7fc67120ef70 <script_obj_execute>, user_data=user_data@entry=0x7ffdc04d6290) at ./script-object.c:242
 script_obj_as_custom (obj=0x5593f8e8f100, user_func=user_func@entry=0x7fc67120ef70 <script_obj_execute>, user_data=user_data@entry=0x7ffdc04d6290) at ./script-object.c:246
 script_execute_object_with_parlist (parameter_data=0x5593f8f2b1c0, this=0x0, obj=<optimized out>, state=0x5593f8e1ac00) at ./script-execute.c:287
 script_execute_object (state=state@entry=0x5593f8e1ac00, function=<optimized out>, this=this@entry=0x0, first_arg=first_arg@entry=0x5593f8e120e0) at ./script-execute.c:649

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.