[Bug 1794292] Re: plymouthd crashed with SIGSEGV in /sbin/plymouthd:11 in ply_renderer_set_handler_for_input_source -> ply_keyboard_stop_watching_for_renderer_input -> ply_keyboard_stop_watching_for_input -> ply_device_manager_deactivate_keyboards -> on_deactivate

Thu Oct 4 21:47:03 UTC 2018

Unfortunately the fix does not solve the problem and still crashes.

ProblemType: Crash
Architecture: i386
Date: Thu Oct  4 16:54:33 2018
DistroRelease: Ubuntu 18.10
ExecutablePath: /sbin/plymouthd
ExecutableTimestamp: 1538408760

MachineType: Dell Inc. Latitude D620
Package: plymouth 0.9.3-1ubuntu9
PackageArchitecture: i386

SegvAnalysis:
 Segfault happened at: 0xb7f279f9 <ply_renderer_set_handler_for_input_source+41>:	mov    0x3c(%edx),%eax
 PC (0xb7f279f9) ok
 source "0x3c(%edx)" (0x0000003d) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
SourcePackage: plymouth
Stacktrace:
 #0  0xb7f279f9 in ply_renderer_set_handler_for_input_source () at /lib/i386-linux-gnu/libply-splash-core.so.4
 #1  0xb7f209a9 in ply_keyboard_stop_watching_for_input () at /lib/i386-linux-gnu/libply-splash-core.so.4
 #2  0xb7f1fe70 in ply_device_manager_deactivate_keyboards () at /lib/i386-linux-gnu/libply-splash-core.so.4
 #3  0x00428c02 in  ()
 #4  0x00421cf3 in _start ()
StacktraceAddressSignature: /sbin/plymouthd:11:/lib/i386-linux-gnu/libply-splash-core.so.4.0.0+a9f9:/lib/i386-linux-gnu/libply-splash-core.so.4.0.0+39a9:/lib/i386-linux-gnu/libply-splash-core.so.4.0.0+2e70:/sbin/plymouthd+ac02:/sbin/plymouthd+3cf3
StacktraceTop:
 ply_renderer_set_handler_for_input_source () at /lib/i386-linux-gnu/libply-splash-core.so.4
 ply_keyboard_stop_watching_for_input () at /lib/i386-linux-gnu/libply-splash-core.so.4
 ply_device_manager_deactivate_keyboards () at /lib/i386-linux-gnu/libply-splash-core.so.4
 ()
 _start ()
Tags:  cosmic
TextPlymouth: /usr/share/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
ThreadStacktrace:
 .
 Thread 1 (Thread 0xb7bdaf00 (LWP 334)):
 #0  0xb7f279f9 in ply_renderer_set_handler_for_input_source () at /lib/i386-linux-gnu/libply-splash-core.so.4
 #1  0xb7f209a9 in ply_keyboard_stop_watching_for_input () at /lib/i386-linux-gnu/libply-splash-core.so.4
 #2  0xb7f1fe70 in ply_device_manager_deactivate_keyboards () at /lib/i386-linux-gnu/libply-splash-core.so.4
 #3  0x00428c02 in  ()
 #4  0x00421cf3 in _start ()
Title: plymouthd crashed with SIGSEGV in ply_renderer_set_handler_for_input_source()

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https://bugs.launchpad.net/bugs/1794292

Title:
  plymouthd crashed with SIGSEGV in /sbin/plymouthd:11 in
  ply_renderer_set_handler_for_input_source ->
  ply_keyboard_stop_watching_for_renderer_input ->
  ply_keyboard_stop_watching_for_input ->
  ply_device_manager_deactivate_keyboards -> on_deactivate

Status in plymouth package in Ubuntu:
  Fix Released
Status in plymouth source package in Cosmic:
  Fix Released

Bug description:
  A green Xubuntu splash screen with a spinning circle normally appears
  on boot up.

  Now just a blank black screen shows until the login box appears. On
  logging in, the desktop appears as normal but an error message pops up
  offering to report a bug to developers.

  Description:	Ubuntu Cosmic Cuttlefish (development branch)
  Release:	18.10

  All packages up-to-date as of 25 September 2018 14:00 BST

  Errors Tracker: https://errors.ubuntu.com/problem/6aa06f1bc51946c787a01d38e58bc76114555334

  ProblemType: Crash
  DistroRelease: Ubuntu 18.10
  Package: plymouth 0.9.3-1ubuntu8
  ProcVersionSignature: Ubuntu 4.18.0-7.8-generic 4.18.5
  Uname: Linux 4.18.0-7-generic x86_64
  ApportVersion: 2.20.10-0ubuntu11
  Architecture: amd64
  CrashCounter: 1
  Date: Tue Sep 25 13:47:47 2018
  DefaultPlymouth: /usr/share/plymouth/themes/xubuntu-logo/xubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  MachineType: Acer Veriton N280G
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-7-generic root=UUID=ff708f10-3fbc-4fa2-b7a5-93f0dd61eb21 ro splash quiet vt.handoff=1
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcEnviron:
   LANG=en_GB.UTF-8
   PATH=(custom, no user)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-7-generic root=UUID=ff708f10-3fbc-4fa2-b7a5-93f0dd61eb21 ro splash quiet vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7f05452a07f9 <ply_renderer_set_handler_for_input_source+25>:	mov    0x78(%rax),%rax
   PC (0x7f05452a07f9) ok
   source "0x78(%rax)" (0x00000078) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: plymouth
  StacktraceTop:
   ply_renderer_set_handler_for_input_source () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
   ply_keyboard_stop_watching_for_input () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
   ply_device_manager_deactivate_keyboards () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
   ?? ()
   ?? ()
  TextPlymouth: /usr/share/plymouth/themes/xubuntu-text/xubuntu-text.plymouth
  Title: plymouthd crashed with SIGSEGV in ply_renderer_set_handler_for_input_source()
  UpgradeStatus: Upgraded to cosmic on 2018-08-21 (34 days ago)
  UserGroups:

  dmi.bios.date: 01/15/2011
  dmi.bios.vendor: Acer
  dmi.bios.version: P01-A3
  dmi.board.asset.tag: To Be Filled By O.E.M.
  dmi.board.name: TPDS03
  dmi.board.vendor: Acer
  dmi.board.version: To be filled by O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Acer
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAcer:bvrP01-A3:bd01/15/2011:svnAcer:pnVeritonN280G:pvrToBeFilledByO.E.M.:rvnAcer:rnTPDS03:rvrTobefilledbyO.E.M.:cvnAcer:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.family: Acer Desktop
  dmi.product.name: Veriton N280G
  dmi.product.sku: To Be Filled By O.E.M.
  dmi.product.version: To Be Filled By O.E.M.
  dmi.sys.vendor: Acer

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