jrouaix / wasm_pbm

wasm_pbm

Following the issue described by @t0muxx in here :

• tauri-apps/tauri#7154
• rustwasm/wasm-bindgen#3470
• leptos-rs/leptos#1153

Also reported here :

• https://bugs.webkit.org/show_bug.cgi?id=259441
• https://bytecodealliance.zulipchat.com/#narrow/stream/206238-general/topic/WASM.20.2B.20Webkit2GTK.20.2B.20Linux.20.20.3D.3E.20random.20crashes

Trying to have a minimalist reproducible example of the issue.

Run examples :

cd leptos_example
trunk serve --open

open http://locahost:8080 on you browser and wait for it to crash, then open the console to see the error.

Results :

• ❌ : crash
• ✔️ : no crash

OS	Chrome/Chromium/Edge	Firefox	Webkit/Epiphany/Safari	Epiphany/Webkit version
Ubuntu / PopOs	✔️	✔️	❌	42.2 / ?
Ubuntu / PopOs	✔️	✔️	❌	44.4 / 2.40.4
Fedora 37	✔️	✔️	❌	43.1 / 2.40.3
Mac M1	✔️	✔️	✔️	?
archlinux	✔️	✔️	❌	?

Multiple error messages the crash can produce :

• [Error] Unhandled Promise Rejection: RuntimeError: Unreachable code should not be executed (evaluating 'wasm.__wbindgen_start()')
• [Error] Unhandled Promise Rejection: RuntimeError: Out of bounds memory access (evaluating 'wasm.__wbindgen_start()')
• [Error] Unhandled Promise Rejection: Error: ret out of bounds
• frozen browser with CPU usage 100% (webkit2gtk-4.1/WebKitWebProcess)
• [Error] Unhandled Promise Rejection: RuntimeError: Out of bounds memory access (evaluating 'wasm.__wbindgen_start()')
• no error in the console, still the UI crashed
• Error running javascript: Unsupported result type (Web process crashed)
• [Error] Unhandled Promise Rejection: RuntimeError: call_indirect to a null table entry (evaluating 'wasm.closure238_externref_shim(arg0, arg1, arg2)')
• [Error] Unhandled Promise Rejection: RuntimeError: Out of bounds memory access (evaluating 'wasm.run_app(retptr)')
• [Error] RuntimeError: Out of bounds memory access (evaluating 'wasm._dyn_core__ops__function__FnMut_____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__hdb214c0ad6a16231(arg0, arg1)')
• [Error] Unhandled Promise Rejection: RuntimeError: Unreachable code should not be executed (evaluating 'wasm.run_app(retptr)')

Install Dependencies

cargo install trunk