Get json result of a `profile` query causes crash

[Aiee]

Please check the FAQ documentation before raising an issue

Describe the bug (required)

Get JSON result of a profile query causes crash

Your Environments (required)

• OS: uname -a
• Compiler: g++ --version or clang++ --version
• CPU: lscpu
• Commit id (e.g. a3ffc7d8)

How To Reproduce(required)

Steps to reproduce the behavior:

call executeJson("profile yield 1") in the client

Expected behavior

Additional context