Product Firefox Release Channel release Version 56.0.2 Build ID 20171024165158 OS Windows 10 OS Version 10.0.14393 Build Architecture amd64 Build Architecture Info family 6 model 58 stepping 9 | 4

bp-f55a607c-ed74-4183-b08a-827550171027 Signature: mozilla::detail::HashKnownLength<T>

This is for Sumo's Related Bugs You are not authorized to access bug 1373934

I called for more help.

does this crash also happen when you attempt to launch firefox into safemode by pressing the shift key while it is starting? Diagnose Firefox issues using Troubleshoot Mode

bug 1373934 is not visible to the public because it is security related