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OBS segmentation fault at startup (obs-ffmpeg/VAAPI) #9914

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isuewo opened this issue Nov 24, 2023 · 3 comments
Closed

OBS segmentation fault at startup (obs-ffmpeg/VAAPI) #9914

isuewo opened this issue Nov 24, 2023 · 3 comments

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@isuewo
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isuewo commented Nov 24, 2023 •
edited

Operating System Info

Other

Other OS

Archcraft (Arch Linux)

OBS Studio Version

30.0.0

OBS Studio Version (Other)

No response

OBS Studio Log URL

Log is in "Anything else we should know?"

OBS Studio Crash Log URL

No response

Expected Behavior

OBS starts

Current Behavior

OBS does not start

Steps to Reproduce

  1. Launch OBS (sorry, I really have no idea why this is happening)

Anything else we should know?

Here's the log:

debug: Found portal inhibitor
debug: Attempted path: share/obs/obs-studio/locale/en-US.ini
debug: Attempted path: /usr/share/obs/obs-studio/locale/en-US.ini
debug: Attempted path: share/obs/obs-studio/locale.ini
debug: Attempted path: /usr/share/obs/obs-studio/locale.ini
debug: Attempted path: share/obs/obs-studio/locale/de-DE.ini
debug: Attempted path: /usr/share/obs/obs-studio/locale/de-DE.ini
info: Using preferred locale 'de-DE'
debug: Attempted path: share/obs/obs-studio/themes/Yami.qss
debug: Attempted path: /usr/share/obs/obs-studio/themes/Yami.qss
info: Command Line Arguments: --debug --verbose
info: Using EGL/X11
info: CPU Name: AMD Ryzen 7 2700X Eight-Core Processor
info: CPU Speed: 2965.648MHz
info: Physical Cores: 8, Logical Cores: 16
info: Physical Memory: 15934MB Total, 1578MB Free
info: Kernel Version: Linux 6.6.2-zen1-1-zen
info: Distribution: "Archcraft" Unknown
info: Desktop Environment:
info: Session Type: x11
info: Window System: X11.0, Vendor: The X.Org Foundation, Version: 1.21.1
debug: found alternate keycode 62 for OBS_KEY_SHIFT which already has keycode 50
debug: found alternate keycode 105 for OBS_KEY_CONTROL which already has keycode 37
debug: found alternate keycode 108 for OBS_KEY_ALT which already has keycode 64
debug: found alternate keycode 129 for OBS_KEY_NUMPERIOD which already has keycode 91
debug: found alternate keycode 190 for OBS_KEY_REDO which already has keycode 137
debug: found alternate keycode 208 for OBS_KEY_VK_MEDIA_PLAY_PAUSE which already has keycode 172
debug: found alternate keycode 215 for OBS_KEY_VK_MEDIA_PLAY_PAUSE which already has keycode 172
debug: found alternate keycode 218 for OBS_KEY_PRINT which already has keycode 107
debug: found alternate keycode 231 for OBS_KEY_CANCEL which already has keycode 136
info: Qt Version: 6.6.0 (runtime), 6.6.0 (compiled)
info: Portable mode: false
debug: Attempted path: share/obs/obs-studio/themes/Dark/network-disconnected.svg
debug: Attempted path: /usr/share/obs/obs-studio/themes/Dark/network-disconnected.svg
debug: Attempted path: share/obs/obs-studio/themes/Dark/network-inactive.svg
debug: Attempted path: /usr/share/obs/obs-studio/themes/Dark/network-inactive.svg
debug: Attempted path: share/obs/obs-studio/themes/Dark/streaming-inactive.svg
debug: Attempted path: /usr/share/obs/obs-studio/themes/Dark/streaming-inactive.svg
debug: Attempted path: share/obs/obs-studio/themes/Dark/recording-inactive.svg
debug: Attempted path: /usr/share/obs/obs-studio/themes/Dark/recording-inactive.svg
debug: Attempted path: share/obs/obs-studio/themes/Dark/recording-pause-inactive.svg
debug: Attempted path: /usr/share/obs/obs-studio/themes/Dark/recording-pause-inactive.svg
debug: Attempted path: share/obs/obs-studio/themes/Dark/no_sources.svg
debug: Attempted path: /usr/share/obs/obs-studio/themes/Dark/no_sources.svg
info: OBS 30.0.0-1 (linux)
info: ---------------------------------
info: ---------------------------------
info: audio settings reset:
	samples per sec: 48000
	speakers:        2
	max buffering:   960 milliseconds
	buffering type:  dynamically increasing
info: ---------------------------------
info: Initializing OpenGL...
debug: Created EGLDisplay 0x5614847a93d0
info: Loading up OpenGL on adapter NVIDIA Corporation NVIDIA GeForce RTX 2070/PCIe/SSE2
info: OpenGL loaded successfully, version 3.3.0 NVIDIA 545.29.06, shading language 3.30 NVIDIA via Cg compiler
info: ---------------------------------
info: video settings reset:
	base resolution:   1920x1080
	output resolution: 1280x720
	downscale filter:  Bicubic
	fps:               30/1
	format:            NV12
	YUV mode:          Rec. 709/Partial
info: NV12 texture support not available
info: P010 texture support not available
info: Audio monitoring device:
	name: Standard
	id: default
info: ---------------------------------
debug: ---------------------------------
debug: Loading module: decklink-captions.so
warning: Failed to load 'en-US' text for module: 'decklink-captions.so'
debug: ---------------------------------
debug: Loading module: decklink-output-ui.so
warning: Failed to load 'en-US' text for module: 'decklink-output-ui.so'
debug: ---------------------------------
debug: Loading module: decklink.so
warning: A DeckLink iterator could not be created.  The DeckLink drivers may not be installed
warning: Failed to initialize module 'decklink.so'
debug: ---------------------------------
debug: Loading module: frontend-tools.so
debug: ---------------------------------
debug: Loading module: image-source.so
debug: ---------------------------------
debug: Loading module: linux-alsa.so
debug: ---------------------------------
debug: Loading module: linux-capture.so
debug: ---------------------------------
debug: Loading module: linux-jack.so
debug: ---------------------------------
debug: Loading module: linux-pipewire.so
info: [pipewire] No captures available
debug: ---------------------------------
debug: Loading module: linux-pulseaudio.so
debug: ---------------------------------
debug: Loading module: linux-v4l2.so
debug: ---------------------------------
debug: Loading module: obs-ffmpeg.so
info: NVENC supported
debug: VAAPI: Initializing display in vaapi_device_h264_supported
debug: Libva: VA-API version 1.20.0
debug: Libva: Trying to open /usr/lib/dri/nvidia_drv_video.so
debug: Libva: Found init function __vaDriverInit_1_13
[1]    91528 segmentation fault (core dumped)  obs --debug --verbose

and the stacktrace of thread 91528:

#0  0x00007ff359ae8ab4 in XDisplayString () at /usr/lib/libX11.so.6
#1  0x00007ff31bd08a1d in __vaDriverInit_1_13 () at /usr/lib/dri/nvidia_drv_video.so
#2  0x00007ff363f4b27c in vaInitialize () at /usr/lib/libva.so.2
#3  0x00007ff31bdef286 in vaapi_open_device () at /usr//lib/obs-plugins/obs-ffmpeg.so
#4  0x00007ff31bdef664 in vaapi_device_h264_supported () at /usr//lib/obs-plugins/obs-ffmpeg.so
#5  0x00007ff31bdef739 in vaapi_get_h264_default_device () at /usr//lib/obs-plugins/obs-ffmpeg.so
#6  0x00007ff31bdec0f0 in obs_module_load () at /usr//lib/obs-plugins/obs-ffmpeg.so
#7  0x00007ff3689524ee in obs_init_module () at /usr/lib/libobs.so.0
#8  0x00007ff368952a80 in  () at /usr/lib/libobs.so.0
#9  0x00007ff368952f89 in obs_find_modules2 () at /usr/lib/libobs.so.0
#10 0x00007ff36895368d in obs_load_all_modules2 () at /usr/lib/libobs.so.0
#11 0x0000561482107d2f in  ()
#12 0x0000561482068b19 in main ()

I assume this problem is not directly caused by OBS, but I'm not sure where else to look.
@isuewo isuewo changed the title OBS segmentation fault at startup (obs-ffmpeg plugin/VAAPI OBS segmentation fault at startup (obs-ffmpeg/VAAPI) Nov 24, 2023
@Penwy
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Penwy commented Nov 24, 2023 •
edited

Likely duplicate of #8056
uninstalling libva-vdpau-driver should resolve it

@isuewo
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isuewo commented Nov 24, 2023

I somehow didn't see this issue, but uninstalling libva-vdpau-driver did indeed fix it, thank you so much!

@isuewo isuewo closed this as completed Nov 24, 2023
@tytan652
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Duplicate of #8056

@tytan652 tytan652 marked this as a duplicate of #8056 Nov 24, 2023
@tytan652 tytan652 closed this as not planned Won't fix, can't repro, duplicate, stale Nov 24, 2023
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@tytan652 @Penwy @isuewo