I switched dom.abort_script_on_child_shutdown to True in the config editor, and it still takes the same 8 or so seconds to shut down, and the console messages after thunderbird 105 shuts down are now: [Parent 3002, Main Thread] WARNING: ContentParent: id=7f7991e69700 - BlockShutdown: NotifyImpendingShutdown.: file /builds/worker/checkouts/gecko/dom/ipc/ContentParent.cpp:3626 [Parent 3002, Main Thread] WARNING: ContentParent: id=7f7991e69700 - BlockShutdown: RequestContentJSInterrupt.: file /builds/worker/checkouts/gecko/dom/ipc/ContentParent.cpp:3632
Bug 1783512 Comment 10 Edit History
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I switched dom.abort_script_on_child_shutdown to True in the config editor, and it still takes the same 8 or so seconds to shut down, and the console messages after thunderbird 105 shuts down are now: [Parent 3002, Main Thread] WARNING: ContentParent: id=7f7991e69700 - BlockShutdown: NotifyImpendingShutdown.: file /builds/worker/checkouts/gecko/dom/ipc/ContentParent.cpp:3626 [Parent 3002, Main Thread] WARNING: ContentParent: id=7f7991e69700 - BlockShutdown: RequestContentJSInterrupt.: file /builds/worker/checkouts/gecko/dom/ipc/ContentParent.cpp:3632 I have now switched dom.abort_script_on_child_shutdown back to the default 'false'.