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. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1974293 Title: gnome-shell crashed on logout with SIGSEGV in js::gc::Cell::storeBuffer() from js::gc::PostWriteBarrierImpl<JSObject>() To manage notifications about this bug go to: https://bugs.launchpad.net/gjs/+bug/1974293/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs