Public bug reported:
Program failed to launch. Output from terminal:
Attempted path: share/obs/obs-studio/locale/en-US.ini
Attempted path: /usr/share/obs/obs-studio/locale/en-US.ini
Attempted path: share/obs/obs-studio/locale.ini
Attempted path: /usr/share/obs/obs-studio/locale.ini
Attempted path: share/obs/obs-studio/locale/en-GB.ini
Attempted path: /usr/share/obs/obs-studio/locale/en-GB.ini
info: Using preferred locale 'en-GB'
Attempted path: share/obs/obs-studio/themes/Dark.qss
Attempted path: /usr/share/obs/obs-studio/themes/Dark.qss
info: CPU Name: Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHz
info: CPU Speed: 2816.160MHz
info: Physical Cores: 2, Logical Cores: 2
info: Physical Memory: 3796MB Total, 411MB Free
info: Kernel Version: Linux 5.15.0-18-generic
info: Distribution: "Ubuntu" "22.04"
info: Session Type: x11
info: Window System: X11.0, Vendor: The X.Org Foundation, Version: 1.20.14
info: Qt Version: 5.15.2 (runtime), 5.15.2 (compiled)
info: Portable mode: false
Attempted path: share/obs/obs-studio/themes/Dark/no_sources.svg
Attempted path: /usr/share/obs/obs-studio/themes/Dark/no_sources.svg
QMetaObject::connectSlotsByName: No matching signal for
on_tbar_position_valueChanged(int)
QMetaObject::connectSlotsByName: No matching signal for
on_actionShowTransitionProperties_triggered()
QMetaObject::connectSlotsByName: No matching signal for
on_actionHideTransitionProperties_triggered()
info: OBS 27.2.1+dfsg1-1 (linux)
info: ---------------------------------
info: ---------------------------------
info: audio settings reset:
samples per sec: 48000
speakers: 2
info: ---------------------------------
info: Initializing OpenGL...
info: Loading up OpenGL on adapter Mesa/X.org llvmpipe (LLVM 12.0.1, 128 bits)
info: OpenGL loaded successfully, version 4.5 (Core Profile) Mesa 21.3.5,
shading language 4.50
info: ---------------------------------
info: video settings reset:
base resolution: 1920x1080
output resolution: 1280x720
downscale filter: Bicubic
fps: 30/1
format: NV12
YUV mode: 709/Partial
info: NV12 texture support not available
info: Audio monitoring device:
name: Default
id: default
info: ---------------------------------
Segmentation fault (core dumped)
From lspci:
00:00.0 Host bridge: Intel Corporation 4 Series Chipset DRAM Controller (rev 03)
00:01.0 PCI bridge: Intel Corporation 4 Series Chipset PCI Express Root Port
(rev 03)
00:03.0 Communication controller: Intel Corporation 4 Series Chipset HECI
Controller (rev 03)
00:03.2 IDE interface: Intel Corporation 4 Series Chipset PT IDER Controller
(rev 03)
00:03.3 Serial controller: Intel Corporation 4 Series Chipset Serial KT
Controller (rev 03)
00:19.0 Ethernet controller: Intel Corporation 82567LM-3 Gigabit Network
Connection (rev 02)
00:1a.0 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB UHCI
Controller #4 (rev 02)
00:1a.1 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB UHCI
Controller #5 (rev 02)
00:1a.2 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB UHCI
Controller #6 (rev 02)
00:1a.7 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB2 EHCI
Controller #2 (rev 02)
00:1b.0 Audio device: Intel Corporation 82801JD/DO (ICH10 Family) HD Audio
Controller (rev 02)
00:1c.0 PCI bridge: Intel Corporation 82801JD/DO (ICH10 Family) PCI Express
Port 1 (rev 02)
00:1c.1 PCI bridge: Intel Corporation 82801JD/DO (ICH10 Family) PCI Express
Port 2 (rev 02)
00:1d.0 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB UHCI
Controller #1 (rev 02)
00:1d.1 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB UHCI
Controller #2 (rev 02)
00:1d.2 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB UHCI
Controller #3 (rev 02)
00:1d.7 USB controller: Intel Corporation 82801JD/DO (ICH10 Family) USB2 EHCI
Controller #1 (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev a2)
00:1f.0 ISA bridge: Intel Corporation 82801JDO (ICH10DO) LPC Interface
Controller (rev 02)
00:1f.2 SATA controller: Intel Corporation 82801JD/DO (ICH10 Family) SATA AHCI
Controller (rev 02)
00:1f.3 SMBus: Intel Corporation 82801JD/DO (ICH10 Family) SMBus Controller
(rev 02)
01:00.0 VGA compatible controller: NVIDIA Corporation GK208B [GeForce GT 730]
(rev a1)
01:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)
04:02.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6306/7/8 [Fire II(M)]
IEEE 1394 OHCI Controller (rev 46)
ProblemType: Crash
DistroRelease: Ubuntu 22.04
Package: obs-studio 27.2.1+dfsg1-1
ProcVersionSignature: Ubuntu 5.15.0-18.18-generic 5.15.12
Uname: Linux 5.15.0-18-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu78
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: Budgie:GNOME
Date: Sun Mar 6 14:18:22 2022
ExecutablePath: /usr/bin/obs
InstallationDate: Installed on 2022-03-06 (0 days ago)
InstallationMedia: Ubuntu-Budgie 22.04 LTS "Jammy Jellyfish" - Alpha amd64
(20220302)
ProcCmdline: obs
ProcEnviron:
LANGUAGE=en_CA:en
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_CA.UTF-8
SHELL=/bin/bash
SegvAnalysis:
Segfault happened at: 0x7f766c2404ae
<_ZSt18_Rb_tree_decrementPSt18_Rb_tree_node_base+14>: cmp 0x8(%rax),%rdi
PC (0x7f766c2404ae) ok
source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed
readable region)!
destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: obs-studio
StacktraceTop:
std::_Rb_tree_decrement(std::_Rb_tree_node_base*) () at
/lib/x86_64-linux-gnu/libstdc++.so.6
() at /usr//lib/x86_64-linux-gnu/obs-plugins/advanced-scene-switcher.so
MacroConditionFactory::Register(std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > const&, MacroConditionInfo) ()
at /usr//lib/x86_64-linux-gnu/obs-plugins/advanced-scene-switcher.so
() at /usr//lib/x86_64-linux-gnu/obs-plugins/advanced-scene-switcher.so
() at /usr//lib/x86_64-linux-gnu/obs-plugins/advanced-scene-switcher.so
Title: obs crashed with SIGSEGV in std::_Rb_tree_decrement()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
separator:
** Affects: obs-studio (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-crash jammy
** Information type changed from Private to Public
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https://bugs.launchpad.net/bugs/1963838
Title:
obs crashed with SIGSEGV in std::_Rb_tree_decrement()
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