I managed to obtain debug symbols on Fedora, but the specific frame for the crashing thread still seems to be missing details. Probably some JIT? Also attached backtrace for other threads as attachment. I have also reported this bug to https://bugs.webkit.org/show_bug.cgi?id=311382 Also could reproduce on Kubuntu 26.04 every single time, but since then did a clean reinstall and using Fedora. Reproducible: Always Steps to Reproduce: 1. Create a proton account at https://account.proton.me/start 2. Install the .rpm from https://proton.me/authenticator 3. Open the app and login with you account credentials (see the attached screenshot) Actual Results: Result is a hang of the app, followed by a crash dump notification and the loaded site inside the app goes blank. Expected Results: Not crash...
Created attachment 2137491 [details] Proton auth button [bug].png
Created attachment 2137492 [details] bt_full.txt
Created attachment 2137493 [details] thread_apply_all_bt.txt
javascriptcoregtk4.1-2.52.1-1.fc44.x86_64 dnf provides /usr/lib64/libjavascriptcoregtk-4.1.so.0.10.9 Updating and loading repositories: Repositories loaded. javascriptcoregtk4.1-2.52.1-1.fc44.x86_64 : JavaScript engine from webkit2gtk4.1 Repo : @System Matched From : Filename : /usr/lib64/libjavascriptcoregtk-4.1.so.0.10.9 javascriptcoregtk4.1-2.52.1-1.fc44.x86_64 : JavaScript engine from webkit2gtk4.1 Repo : fedora Matched From : Filename : /usr/lib64/libjavascriptcoregtk-4.1.so.0.10.9