Crash report: https://crash-stats.mozilla.org/report/index/020beb87-f89f-4055-83c1-cbaec0220116

Reason: SIGSEGV / SEGV_MAPERR

Top 10 frames of crashing thread:

0 libxul.so wr_shaders_delete gfx/webrender_bindings/src/bindings.rs:3990
1 libxul.so mozilla::DefaultDelete<mozilla::wr::WebRenderShaders>::operator const mfbt/UniquePtr.h:463
2 libxul.so mozilla::wr::RenderThread::ClearSingletonGL gfx/webrender_bindings/RenderThread.cpp:1007
3 libxul.so mozilla::wr::RenderThread::RemoveRenderer gfx/webrender_bindings/RenderThread.cpp:267
4 libxul.so mozilla::wr::RemoveRenderer::Run gfx/webrender_bindings/WebRenderAPI.cpp:229
5 libxul.so mozilla::wr::RenderThread::RunEvent gfx/webrender_bindings/RenderThread.cpp:441
6 libxul.so mozilla::detail::RunnableMethodImpl<mozilla::wr::RenderThread*, void  xpcom/threads/nsThreadUtils.h:1200
7 libxul.so nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1189
8 libxul.so mozilla::ipc::MessagePumpForNonMainThreads::Run ipc/glue/MessagePump.cpp:330
9 libxul.so MessageLoop::Run ipc/chromium/src/base/message_loop.cc:306

While this appears to be a WebRender crash all the reports are coming from users running NVidia proprietary drivers which makes me suspicious.

ive got the same crash, also nvidia driver.
https://crash-stats.mozilla.org/report/index/1682e844-7ef4-49de-ac34-b025d0220208
it appeared after initiating a shutdown and reboot of the system. instead of just closing, ive got an error report window for firefox 96.

again
https://crash-stats.mozilla.org/report/index/59165357-ab72-49a0-baaa-a0c130220224

Freaked Enough, have you seen it more recently?

Since the crash volume is low (less than 5 per week), the severity is downgraded to S3. Feel free to change it back if you think the bug is still critical.

For more information, please visit auto_nag documentation.

Closing because no crashes reported for 12 weeks.