marco crashed with SIGSEGV in INT_cairo_region_num_rectangles()

[Jeff James]

Was restarting my system after posting updates and shutting down to move the laptop.
This is an auto-generated bug report.

ProblemType: Crash
DistroRelease: Ubuntu 20.04
Package: marco 1.24.0-1ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu24
Architecture: amd64
CurrentDesktop: MATE
Date: Mon Apr 6 19:23:00 2020
ExecutablePath: /usr/bin/marco
InstallationDate: Installed on 2020-04-03 (3 days ago)
InstallationMedia: Ubuntu-MATE 20.04 LTS "Focal Fossa" - Beta amd64 (20200402)
ProcCmdline: marco
ProcEnviron:
 LANGUAGE=en_US
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7fa1cd75f9d4 <cairo_region_num_rectangles+4>: mov 0x4(%rdi),%eax
 PC (0x7fa1cd75f9d4) ok
 source "0x4(%rdi)" (0x00000011) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: marco
StacktraceTop:
 cairo_region_num_rectangles () from /lib/x86_64-linux-gnu/libcairo.so.2
 ?? () from /lib/x86_64-linux-gnu/libmarco-private.so.2
 ?? () from /lib/x86_64-linux-gnu/libmarco-private.so.2
 ?? () from /lib/x86_64-linux-gnu/libmarco-private.so.2
 ?? () from /lib/x86_64-linux-gnu/libmarco-private.so.2
Title: marco crashed with SIGSEGV in cairo_region_num_rectangles()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
separator:

[Apport retracing service (apport)]

This crash has the same stack trace characteristics as bug #1863392. However, the latter was already fixed in an earlier package version than the one in this report. This might be a regression or because the problem is in a dependent package.

[Apport retracing service (apport)]

StacktraceTop:
 INT_cairo_region_num_rectangles (region=region@entry=0xd) at ../../../../src/cairo-region.c:451
 cairo_region_to_xserver_region (xdisplay=xdisplay@entry=0x5565c8e2c5a0, region=0xd) at compositor/compositor-xrender.c:607
 border_size (cw=0x5565c90c7c00) at compositor/compositor-xrender.c:1157
 paint_windows (region=10489283, root_pixmap=<optimized out>, root_buffer=<optimized out>, windows=<optimized out>, screen=0x5565c8fda800) at compositor/compositor-xrender.c:1424
 paint_all (screen=screen@entry=0x5565c8fda800, region=region@entry=10489283, b=<optimized out>) at compositor/compositor-xrender.c:1597

[Launchpad Janitor (janitor)]

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