plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Ali Akbar]

its a system error and beyond me. new to ubuntu and linux

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: plymouth 0.9.3-1ubuntu1
ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
Uname: Linux 4.15.0-10-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
Date: Sat Feb 17 19:32:23 2018
DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2018-02-17 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180207)
JournalErrors:
 -- Logs begin at Sat 2018-02-17 19:02:17 +04, end at Sat 2018-02-17 19:34:51 +04. --
 Feb 17 19:32:19 hostname wpa_supplicant[787]: dbus: wpa_dbus_get_object_properties: failed to get object properties: (none) none
 Feb 17 19:32:19 hostname wpa_supplicant[787]: dbus: Failed to construct signal
 Feb 17 19:32:27 hostname pulseaudio[2100]: [pulseaudio] backend-ofono.c: Failed to register as a handsfree audio agent with ofono: org.freedesktop.DBus.Error.ServiceUnknown: The name org.ofono was not provided by any .service files
MachineType: Dell Inc. Adamo 13
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-10-generic root=UUID=70755ab5-ba9a-4e3f-95a1-f81d0f814c55 ro quiet splash vt.handoff=1
ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-10-generic root=UUID=70755ab5-ba9a-4e3f-95a1-f81d0f814c55 ro quiet splash vt.handoff=1
SegvAnalysis:
 Segfault happened at: 0x7fae8c004480 <script_obj_deref_direct>: cmpl $0x1,(%rdi)
 PC (0x7fae8c004480) ok
 source "$0x1" ok
 destination "(%rdi)" (0x4d44482d30647261) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown 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_display_normal () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
 ?? () 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: 03/28/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A08
dmi.board.name: 0D660M
dmi.board.vendor: Dell Inc.
dmi.board.version: A08
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A08
dmi.modalias: dmi:bvnDellInc.:bvrA08:bd03/28/2011:svnDellInc.:pnAdamo13:pvrA08:rvnDellInc.:rn0D660M:rvrA08:cvnDellInc.:ct8:cvrA08:
dmi.product.name: Adamo 13
dmi.product.version: A08
dmi.sys.vendor: Dell Inc.

[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 #1745406, 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.