plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Louis]

Something crashes on login to Unity. System seems to operate normally after this crash.

ProblemType: Crash
DistroRelease: Ubuntu 15.10
Package: plymouth 0.9.0-0ubuntu9
ProcVersionSignature: Ubuntu 4.2.0-14.16-generic 4.2.2
Uname: Linux 4.2.0-14-generic x86_64
ApportVersion: 2.19-0ubuntu1
Architecture: amd64
Date: Wed Oct 7 09:07:08 2015
DefaultPlymouth: /lib/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2015-09-27 (9 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150924)
MachineType: Hewlett-Packard HP ENVY 17 Notebook PC
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-14-generic.efi.signed root=UUID=2536a586-eceb-4d35-971e-30001a916def ro noprompt persistent quiet splash vt.handoff=7
ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
ProcEnviron:
 LANG=en_US.UTF-8
 LANGUAGE=en_US:en
 PATH=(custom, no user)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-14-generic.efi.signed root=UUID=2536a586-eceb-4d35-971e-30001a916def ro noprompt persistent quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f447e293600 <script_obj_deref_direct>: cmpl $0x1,(%rdi)
 PC (0x7f447e293600) ok
 source "$0x1" ok
 destination "(%rdi)" (0x00000001) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: plymouth
StacktraceTop:
 script_obj_deref_direct () from /lib/x86_64-linux-gnu/plymouth/script.so
 script_obj_as_custom () from /lib/x86_64-linux-gnu/plymouth/script.so
 script_execute_object () from /lib/x86_64-linux-gnu/plymouth/script.so
 script_lib_plymouth_on_boot_progress () from /lib/x86_64-linux-gnu/plymouth/script.so
 ?? () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
TextPlymouth: /lib/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 10/03/2013
dmi.bios.vendor: Insyde
dmi.bios.version: F.35
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 1966
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 93.49
dmi.chassis.asset.tag: 5CG3482QVX
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsyde:bvrF.35:bd10/03/2013:svnHewlett-Packard:pnHPENVY17NotebookPC:pvr0884100000305B00000620100:rvnHewlett-Packard:rn1966:rvrKBCVersion93.49:cvnHewlett-Packard:ct10:cvrChassisVersion:
dmi.product.name: HP ENVY 17 Notebook PC
dmi.product.version: 0884100000305B00000620100
dmi.sys.vendor: Hewlett-Packard

[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 #1417523, 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.