The most suspicious part of that stack I can find so far is in
gjs_context_finalize:
GjsContextPrivate* gjs = GjsContextPrivate::from_object(object);
gjs->~GjsContextPrivate();
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https://bugs.launchpad.net/bugs/1964458
Title:
[jammy] gnome-shell crashes with SIGSEGV in js::gc::Cell::storeBuffer
from js::gc::PostWriteBarrierImpl<JSObject>
Status in gjs package in Ubuntu:
Confirmed
Status in gnome-shell package in Ubuntu:
In Progress
Status in mozjs91 package in Ubuntu:
Confirmed
Bug description:
'gnome-shell --sm-disable --mode=ubiquity' crashes on exit with
SIGSEGV in:
#0 0x00007fd9229e61b4 in js::gc::Cell::storeBuffer (this=<optimized out>,
this=<optimized out>)
at .././js/src/gc/Cell.h:357
#1 js::gc::PostWriteBarrierImpl<JSObject> (next=<optimized out>,
prev=<optimized out>, cellp=<optimized out>)
at .././js/src/gc/StoreBuffer.h:654
#2 js::gc::PostWriteBarrier<js::SavedFrame> (next=<optimized out>,
prev=<optimized out>, vp=<optimized out>)
at .././js/src/gc/StoreBuffer.h:666
#3 js::InternalBarrierMethods<js::SavedFrame*>::postBarrier (next=<optimized
out>, prev=<optimized out>,
vp=0x7fd910018210) at .././js/src/gc/Barrier.h:333
#4 js::InternalBarrierMethods<js::SavedFrame*>::postBarrier
(vp=0x7fd910018210, prev=<optimized out>,
next=<optimized out>) at .././js/src/gc/Barrier.h:332
#5 0x00007fd924858fd2 in js::BarrierMethods<JSObject*>::postWriteBarrier
(next=<optimized out>,
prev=<optimized out>, vp=<optimized out>, vp=<optimized out>,
prev=<optimized out>, next=<optimized out>)
at /usr/include/mozjs-91/js/RootingAPI.h:770
#6 JS::Heap<JSObject*>::postWriteBarrier (next=<optimized out>,
prev=<optimized out>, this=<optimized out>,
this=<optimized out>, prev=<optimized out>, next=<optimized out>) at
/usr/include/mozjs-91/js/RootingAPI.h:361
#7 JS::Heap<JSObject*>::~Heap (this=<optimized out>, this=<optimized out>)
at /usr/include/mozjs-91/js/RootingAPI.h:323
#8 mozilla::detail::VectorImpl<JS::Heap<JSObject*>, 0ul,
js::SystemAllocPolicy, false>::destroy (
aEnd=0x7fd910018228, aBegin=<optimized out>) at
/usr/include/mozjs-91/mozilla/Vector.h:65
#9 mozilla::Vector<JS::Heap<JSObject*>, 0ul, js::SystemAllocPolicy>::~Vector
(this=<optimized out>,
this=<optimized out>) at /usr/include/mozjs-91/mozilla/Vector.h:901
#10 JS::GCVector<JS::Heap<JSObject*>, 0ul, js::SystemAllocPolicy>::~GCVector
(this=<optimized out>,
this=<optimized out>) at /usr/include/mozjs-91/js/GCVector.h:43
#11 GjsContextPrivate::~GjsContextPrivate (this=<optimized out>,
this=<optimized out>) at ../gjs/context.cpp:483
#12 0x00007fd92485a228 in gjs_context_finalize (object=0x55f0edb2b170) at
../gjs/context.cpp:496
#13 0x00007fd9252f3e5d in g_object_unref () from
/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#14 0x00007fd92553e77d in _shell_global_destroy_gjs_context (self=<optimized
out>) at ../src/shell-global.c:703
#15 0x000055f0ec173ece in main (argc=<optimized out>, argv=<optimized out>)
at ../src/main.c:659
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