budgie-daemon crashed with SIGSEGV in wnck_screen_finalize()

[Eric Carvalho]

This crash happens just after login.

ProblemType: Crash
DistroRelease: Ubuntu 19.04
Package: budgie-core 10.4+git20190110.01.1f8eceaa58e-1
ProcVersionSignature: Ubuntu 4.18.0-11.12-generic 4.18.12
Uname: Linux 4.18.0-11-generic x86_64
ApportVersion: 2.20.10-0ubuntu18
Architecture: amd64
CrashCounter: 1
CurrentDesktop: Budgie:GNOME
Date: Mon Jan 21 08:46:40 2019
ExecutablePath: /usr/bin/budgie-daemon
InstallationDate: Installed on 2017-12-22 (395 days ago)
InstallationMedia: Ubuntu-Budgie 18.04 LTS "Bionic Beaver" - Alpha amd64 (20171221)
ProcCmdline: budgie-daemon
SegvAnalysis:
 Segfault happened at: 0x7fc02c6ee0de: movq $0x0,(%rax,%rdx,8)
 PC (0x7fc02c6ee0de) ok
 source "$0x0" ok
 destination "(%rax,%rdx,8)" (0x00000000) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: budgie-desktop
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/libwnck-3.so.0
 g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? ()
 ?? ()
 __libc_start_main (main=0x55a3eccec380, argc=1, argv=0x7ffd81a5cac8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd81a5cab8) at ../csu/libc-start.c:308
Title: budgie-daemon crashed with SIGSEGV in g_object_unref()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dialout dip lpadmin plugdev sambashare sudo vboxusers wireshark

[Apport retracing service (apport)]

StacktraceTop:
 wnck_screen_finalize (object=0x55a3ed0dc360) at screen.c:501
 g_object_unref (_object=0x55a3ed0dc360) at ../../../../gobject/gobject.c:3346
 block1_data_unref (_userdata_=0x55a3ecfb8420) at ../../src/daemon/main.vala:45
 block1_data_unref (_userdata_=0x55a3ecfb8420) at main.c:170
 _vala_main (args=<optimized out>, args_length1=<optimized out>) at ../../src/daemon/main.vala:96

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.