Let's try this, when nautilus is in the freeze status check for its PID when you have the PID you can pass that to gdb with the following command: gdb nautilus PID . gdb is going to be attached to that freeze process and provide you of an stacktrace, try that and let me know how it works, thanks in advance!.
Let's try this, when nautilus is in the freeze status check for its PID when you have the PID you can pass that to gdb with the following command: gdb nautilus PID . gdb is going to be attached to that freeze process and provide you of an stacktrace, try that and let me know how it works, thanks in advance!.