gnome-shell crashed with SIGSEGV in clutter_input_device_xi2_update_pad_state()

[Shock]

I tried to configure the buttons on a Wacom Tablet. (In Settings->Devices->Wacom Tablet)

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-shell 3.28.3-0ubuntu0.18.04.2
ProcVersionSignature: Ubuntu 4.15.0-38.41-generic 4.15.18
Uname: Linux 4.15.0-38-generic x86_64
NonfreeKernelModules: lkp_Ubuntu_4_15_0_38_41_generic_45
ApportVersion: 2.20.9-0ubuntu7.4
Architecture: amd64
CrashCounter: 1
CurrentDesktop: ubuntu:GNOME
Date: Wed Nov 14 12:32:57 2018
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
InstallationDate: Installed on 2017-03-13 (610 days ago)
InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2)
ProcCmdline: /usr/bin/gnome-shell
SegvAnalysis:
 Segfault happened at: 0x7f831a4a7b38: cmp %ebp,0x8(%rax)
 PC (0x7f831a4a7b38) ok
 source "%ebp" ok
 destination "0x8(%rax)" (0x00000008) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
 ?? () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
 ?? () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
 clutter_x11_handle_event () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
 ?? () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
Title: gnome-shell crashed with SIGSEGV in clutter_x11_handle_event()
UpgradeStatus: Upgraded to bionic on 2018-08-24 (81 days ago)
UserGroups: adm cdrom dip libvirt libvirtd lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 clutter_input_device_xi2_update_pad_state (device=device@entry=0x55dbc2f5c1a0, button=<optimized out>, state=1, group=group@entry=0x55dbcaa2f324, mode=mode@entry=0x55dbcaa2f330) at x11/clutter-input-device-xi2.c:337
 clutter_device_manager_xi2_translate_event (translator=<optimized out>, native=<optimized out>, event=0x55dbcaa2f300) at x11/clutter-device-manager-xi2.c:1402
 clutter_backend_real_translate_event (backend=<optimized out>, native=0x7ffe92149020, event=0x55dbcaa2f300) at clutter-backend.c:597
 clutter_x11_handle_event (xevent=xevent@entry=0x7ffe92149020) at x11/clutter-event-x11.c:200
 handle_host_xevent (event=0x7ffe92149020, backend=0x55dbc2f1a110) at backends/x11/meta-backend-x11.c:383

[Daniel van Vugt (vanvugt)]

I can't find any other reports of this crash. Does it still happen in 20.04?

[Shock (mmiron)]

I don't have the tablet anymore and I'm still on 18.04.

[Launchpad Janitor (janitor)]

[Expired for gnome-shell (Ubuntu) because there has been no activity for 60 days.]

[Launchpad Janitor (janitor)]

[Expired for mutter (Ubuntu) because there has been no activity for 60 days.]