[Bug 1542000] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[corrado venturini]

Same problem on Ubuntu GNOME 17.10
corrado at corrado-aa-gnome:~$ inxi -Fx
System:    Host: corrado-aa-gnome Kernel: 4.10.0-20-generic x86_64 (64 bit gcc: 6.3.0)
           Desktop: Gnome 3.24.1 (Gtk 3.22.11-0ubuntu3) Distro: Ubuntu Artful Aardvark (development branch)
Machine:   Device: desktop Mobo: Gigabyte model: H87M-D3H v: x.x UEFI: American Megatrends v: F3 date: 04/24/2013
CPU:       Dual core Intel Core i3-4130 (-HT-MCP-) cache: 3072 KB
           flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 13567
           clock speeds: max: 3400 MHz 1: 1601 MHz 2: 3400 MHz 3: 1606 MHz 4: 3400 MHz
Graphics:  Card: Intel 4th Generation Core Processor Family Integrated Graphics Controller bus-ID: 00:02.0
           Display Server: X.Org 1.19.3 driver: N/A Resolution: 1680x1050 at 59.88hz
           GLX Renderer: Mesa DRI Intel Haswell GLX Version: 3.0 Mesa 17.0.4 Direct Rendering: Yes
Audio:     Card-1 Intel 8 Series/C220 Series High Definition Audio Controller
           driver: snd_hda_intel bus-ID: 00:1b.0
           Card-2 Intel Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller
           driver: snd_hda_intel bus-ID: 00:03.0
           Sound: Advanced Linux Sound Architecture v: k4.10.0-20-generic
Network:   Card: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
           driver: r8169 v: 2.3LK-NAPI port: e000 bus-ID: 02:00.0
           IF: enp2s0 state: up speed: 100 Mbps duplex: full mac: 94:de:80:7e:90:a7
Drives:    HDD Total Size: 1000.2GB (1.4% used)
           ID-1: /dev/sda model: ST1000DM003 size: 1000.2GB
Partition: ID-1: / size: 32G used: 5.6G (19%) fs: ext4 dev: /dev/sda4
           ID-2: swap-1 size: 8.59GB used: 0.00GB (0%) fs: swap dev: /dev/sda2
RAID:      No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors:   System Temperatures: cpu: 29.8C mobo: 27.8C
           Fan Speeds (in rpm): cpu: N/A
Info:      Processes: 255 Uptime: 7 min Memory: 1201.1/7861.2MB Init: systemd runlevel: 5 Gcc sys: 6.3.0
           Client: Shell (bash 4.4.51) inxi: 2.3.8 
corrado at corrado-aa-gnome:~$

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https://bugs.launchpad.net/bugs/1542000

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  Confirmed

Bug description:
  when start login screen plimuth crash and auto login don't start.
  Start login screen GDM3

  ProblemType: Crash
  DistroRelease: Ubuntu 16.04
  Package: plymouth 0.9.2-3ubuntu9
  ProcVersionSignature: Ubuntu 4.4.0-2.16-generic 4.4.0
  Uname: Linux 4.4.0-2-generic x86_64
  ApportVersion: 2.19.4-0ubuntu2
  Architecture: amd64
  Date: Thu Feb  4 20:19:23 2016
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-gnome-logo/ubuntu-gnome-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2016-01-27 (8 days ago)
  InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160126)
  MachineType: LENOVO 80EW
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-2-generic root=UUID=96e91037-4caa-46d6-b0b0-ecc19860fae0 ro quiet splash vt.handoff=7
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcEnviron:
   LANG=it_IT.UTF-8
   PATH=(custom, no user)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-2-generic root=UUID=96e91037-4caa-46d6-b0b0-ecc19860fae0 ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7fac854ff660 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7fac854ff660) 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-gnome-text/ubuntu-gnome-text.plymouth
  Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  dmi.bios.date: 07/14/2015
  dmi.bios.vendor: LENOVO
  dmi.bios.version: A8CN47WW(V3.00)
  dmi.board.asset.tag: NO Asset Tag
  dmi.board.name: Lenovo B50-80
  dmi.board.vendor: LENOVO
  dmi.board.version: No DPK
  dmi.chassis.asset.tag: NO Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo B50-80
  dmi.modalias: dmi:bvnLENOVO:bvrA8CN47WW(V3.00):bd07/14/2015:svnLENOVO:pn80EW:pvrLenovoB50-80:rvnLENOVO:rnLenovoB50-80:rvrNoDPK:cvnLENOVO:ct10:cvrLenovoB50-80:
  dmi.product.name: 80EW
  dmi.product.version: Lenovo B50-80
  dmi.sys.vendor: LENOVO

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