[Bug 1749233] [NEW] plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Tue Feb 13 16:33:21 UTC 2018

*** This bug is a duplicate of bug 927636 ***
    https://bugs.launchpad.net/bugs/927636

Public bug reported:

First boot after an installation of  Ubuntu Desktop Bionic in OEM mode.

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: plymouth 0.9.3-1ubuntu1
ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
Uname: Linux 4.13.0-32-generic x86_64
ApportVersion: 2.20.8-0ubuntu8
Architecture: amd64
BootLog:
 /dev/sda1: clean, 143016/1310720 files, 1266485/5242368 blocks
 /dev/sda1: clean, 143275/1310720 files, 1299468/5242368 blocks
Date: Tue Feb 13 17:29:38 2018
DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2018-02-13 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180213)
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic root=UUID=03509124-6b26-49ae-b935-7dfd923095cf ro quiet splash vt.handoff=1
ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
ProcFB: 0 qxldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic root=UUID=03509124-6b26-49ae-b935-7dfd923095cf ro quiet splash vt.handoff=1
SegvAnalysis:
 Segfault happened at: 0x7fba2d42d480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
 PC (0x7fba2d42d480) 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: 04/01/2014
dmi.bios.vendor: SeaBIOS
dmi.bios.version: 1.10.2-1ubuntu1
dmi.chassis.type: 1
dmi.chassis.vendor: QEMU
dmi.chassis.version: pc-i440fx-bionic
dmi.modalias: dmi:bvnSeaBIOS:bvr1.10.2-1ubuntu1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-bionic:cvnQEMU:ct1:cvrpc-i440fx-bionic:
dmi.product.name: Standard PC (i440FX + PIIX, 1996)
dmi.product.version: pc-i440fx-bionic
dmi.sys.vendor: QEMU

** Affects: plymouth (Ubuntu)
     Importance: Undecided
         Status: New

** Tags: amd64 apport-crash bionic

** Information type changed from Private to Public

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https://bugs.launchpad.net/bugs/1749233

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  First boot after an installation of  Ubuntu Desktop Bionic in OEM
  mode.

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: plymouth 0.9.3-1ubuntu1
  ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
  Uname: Linux 4.13.0-32-generic x86_64
  ApportVersion: 2.20.8-0ubuntu8
  Architecture: amd64
  BootLog:
   /dev/sda1: clean, 143016/1310720 files, 1266485/5242368 blocks
   /dev/sda1: clean, 143275/1310720 files, 1299468/5242368 blocks
  Date: Tue Feb 13 17:29:38 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2018-02-13 (0 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180213)
  Lsusb:
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
   Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
   Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic root=UUID=03509124-6b26-49ae-b935-7dfd923095cf ro quiet splash vt.handoff=1
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcFB: 0 qxldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic root=UUID=03509124-6b26-49ae-b935-7dfd923095cf ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7fba2d42d480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7fba2d42d480) 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: 04/01/2014
  dmi.bios.vendor: SeaBIOS
  dmi.bios.version: 1.10.2-1ubuntu1
  dmi.chassis.type: 1
  dmi.chassis.vendor: QEMU
  dmi.chassis.version: pc-i440fx-bionic
  dmi.modalias: dmi:bvnSeaBIOS:bvr1.10.2-1ubuntu1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-bionic:cvnQEMU:ct1:cvrpc-i440fx-bionic:
  dmi.product.name: Standard PC (i440FX + PIIX, 1996)
  dmi.product.version: pc-i440fx-bionic
  dmi.sys.vendor: QEMU

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