scp-dbus-service.py crashed with SIGSEGV in __new_sem_wait_fast()

[Guybrush88]

sadly I don't know how to reproduce this crash, it happened suddenly while I was browsing on the Internet

ProblemType: Crash
DistroRelease: Ubuntu 20.10
Package: system-config-printer-common 1.5.12-0ubuntu3
ProcVersionSignature: Ubuntu 5.8.0-26.27-generic 5.8.14
Uname: Linux 5.8.0-26-generic x86_64
ApportVersion: 2.20.11-0ubuntu50
Architecture: amd64
CasperMD5CheckResult: skip
CupsErrorLog:
 E [27/Oct/2020:15:47:08 +0100] [CGI] ippfind (PID 13599) stopped with status 1!
 E [27/Oct/2020:15:47:08 +0100] [cups-deviced] PID 13586 (driverless) stopped with status 1!
CurrentDesktop: XFCE
Date: Tue Oct 27 16:15:17 2020
ExecutablePath: /usr/share/system-config-printer/scp-dbus-service.py
ExecutableTimestamp: 1602240671
InstallationDate: Installed on 2020-04-28 (182 days ago)
InstallationMedia: Xubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
InterpreterPath: /usr/bin/python3.8
Lpstat:
 device for Generic-CUPS-BRF-Printer: cups-brf:/
 device for MG2500: cnijbe://Canon/?port=usb&serial=8EC02C
 device for MG2500-series: usb://Canon/MG2500%20series?serial=8EC02C&interface=1
MachineType: ASUSTeK COMPUTER INC. K30AD_M31AD_M51AD
PackageArchitecture: all
Papersize: a4
PpdFiles:
 MG2500-series: Canon MG2500 series Ver.4.00
 Generic-CUPS-BRF-Printer: Canon MultiPASS C2500 Foomatic/bjc600 (recommended)
 MG2500: Canon MG2500 series Ver.4.00
ProcCmdline: /usr/bin/python3 /usr/share/system-config-printer/scp-dbus-service.py
ProcCwd: /home/davide
ProcEnviron:
 LANGUAGE=it_IT
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-26-generic root=UUID=512841ce-43ad-462f-ae39-89ea8684065f ro quiet splash vt.handoff=7
Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.6-0ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
SegvAnalysis: Skipped: missing required field "Disassembly"
Signal: 11
SourcePackage: system-config-printer
StacktraceTop:
 __new_sem_wait_fast (definitive_result=0, sem=0x0) at sem_waitcommon.c:137
 __new_sem_wait (sem=0x0) at sem_wait.c:39
 PyThread_acquire_lock ()
 ()
 ()
UpgradeStatus: Upgraded to groovy on 2020-10-20 (7 days ago)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
dmi.bios.date: 11/29/2013
dmi.bios.release: 4.6
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 0402
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: K30AD_M31AD_M51AD
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0402:bd11/29/2013:br4.6:svnASUSTeKCOMPUTERINC.:pnK30AD_M31AD_M51AD:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnK30AD_M31AD_M51AD:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.family: Desktop
dmi.product.name: K30AD_M31AD_M51AD
dmi.product.sku: All
dmi.product.version: System Version
dmi.sys.vendor: ASUSTeK COMPUTER INC.
modified.conffile..etc.apport.crashdb.conf: [modified]
mtime.conffile..etc.apport.crashdb.conf: 2020-10-23T13:57:01.282362
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