segfault in cc_display_config_get_panel_orientation_managed
The bug has been reported on Debian and Ubuntu against 3.38.1 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=972719 https://bugs.launchpad.net/debian/+source/gnome-control-center/+bug/1904547
The Ubuntu reports started with 3.38
Backtrace
#0 cc_display_config_get_panel_orientation_managed (self=0x0) at ../panels/display/cc-display-config.h:139
No locals.
#1 0x000055d35be0a4ec in reset_current_config (panel=0x55d35e144130) at ../panels/display/cc-display-panel.c:875
current = 0x0
old = 0x7fb9d40038d0
outputs = <optimized out>
l = <optimized out>
#2 0x000055d35be0b78c in on_screen_changed (panel=0x55d35e144130) at ../panels/display/cc-display-panel.c:911
No locals.
#3 on_screen_changed (panel=0x55d35e144130) at ../panels/display/cc-display-panel.c:904
No locals.
#4 0x00007fba134158fa in g_closure_invoke () from /srv/daisy.ubuntu.com/production/cache/Ubuntu 20.10/cache-1ErtoH/sandbox/Ubuntu 20.10/amd64/report-sandbox/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.6600.1
No symbol table info available.
#5 0x00007fba134284b3 in signal_emit_unlocked_R.isra.0 () from /srv/daisy.ubuntu.com/production/cache/Ubuntu 20.10/cache-1ErtoH/sandbox/Ubuntu 20.10/amd64/report-sandbox/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.6600.1
No symbol table info available.
#6 0x00007fba1342ec41 in g_signal_emit_valist () from /srv/daisy.ubuntu.com/production/cache/Ubuntu 20.10/cache-1ErtoH/sandbox/Ubuntu 20.10/amd64/report-sandbox/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.6600.1
No symbol table info available.
#7 0x00007fba1342eda3 in g_signal_emit () from /srv/daisy.ubuntu.com/production/cache/Ubuntu 20.10/cache-1ErtoH/sandbox/Ubuntu 20.10/amd64/report-sandbox/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.6600.1
No symbol table info available.
#8 0x000055d35be0fd33 in _cc_display_config_manager_emit_changed (self=<optimized out>) at ../panels/display/cc-display-config-manager.c:54
No locals.