I'll try and make a minimal reproduction case and file a bug. Do you know if any tooling that can take a binary and fuzz it down to a minimal reproduction set?
Claude code is actually rather good at this. If your initial testcase is not too big, you can use creduce or cvise.
cvise. Here is a link to a mini tutorial I wrote for a user in an LLVM issue: https://github.com/llvm/llvm-project/issues/108827#issuecomm...