Comment 48 for bug 1974293

Debugging the release binaries in lunar is the only way I can capture the crash:

Thread 1 "gnome-shell" received signal SIGSEGV, Segmentation fault.
0x00007fd27998d344 in js::gc::Cell::storeBuffer (this=<optimised out>,
    this=<optimised out>) at /usr/src/mozjs102-102.9.0-1/js/src/gc/Cell.h:357
357 inline StoreBuffer* Cell::storeBuffer() const { return chunk()->storeBuffer; }
(gdb) bt
#0 0x00007fd27998d344 in js::gc::Cell::storeBuffer() const
    (this=<optimised out>, this=<optimised out>)
    at /usr/src/mozjs102-102.9.0-1/js/src/gc/Cell.h:357
#1 js::gc::PostWriteBarrierImpl<JSObject>(void*, JSObject*, JSObject*)
    (next=<optimised out>, prev=<optimised out>, cellp=<optimised out>)
    at /usr/src/mozjs102-102.9.0-1/js/src/gc/StoreBuffer.h:646
#2 js::gc::PostWriteBarrier<js::SavedFrame>(js::SavedFrame**, js::SavedFrame*, js::SavedFrame*)
    (next=<optimised out>, prev=<optimised out>, vp=<optimised out>)
    at /usr/src/mozjs102-102.9.0-1/js/src/gc/StoreBuffer.h:658
#3 js::InternalBarrierMethods<js::SavedFrame*, void>::postBarrier(js::SavedFrame**, js::SavedFrame*, js::SavedFrame*)
    (next=<optimised out>, prev=<optimised out>, vp=0x5647cc6bff20)
    at /usr/src/mozjs102-102.9.0-1/js/src/gc/Barrier.h:350
#4 js::InternalBarrierMethods<js::SavedFrame*, void>::postBarrier(js::SavedFrame**, js::SavedFrame*, js::SavedFrame*)
    (vp=0x5647cc6bff20, prev=<optimised out>, next=<optimised out>)
    at /usr/src/mozjs102-102.9.0-1/js/src/gc/Barrier.h:349
(gdb) frame 5
No frame at level 5.
(gdb) frame 6
No frame at level 6.
(gdb)

Not sure why I only get 4 frames in gdb.