Deno has panicked while using defineProperty on "Object"

[vdata1]

Hi,
I want to report the following bug found while using defineProperty on Deno's built-in "Object":

Details:

Platform: macos x86_64
Version: Deno 1.43.3

============================================================
Deno has panicked. This is a bug in Deno. Please report this
at https://github.com/denoland/deno/issues/new.
If you can reliably reproduce this panic, include the
reproduction steps and re-run with the RUST_BACKTRACE=1 env
var set and include the backtrace in your report.

Platform: macos x86_64
Version: 1.43.3
Args: ["deno", "run", "19.js"]

thread 'main' panicked at /Users/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/deno_core-0.280.0/runtime/jsruntime.rs:1866:3:
internal error: entered unreachable code: Expected at least one stalled top-level await
stack backtrace:
0: _rust_begin_unwind
1: core::panicking::panic_fmt
2: deno_core::runtime::jsruntime::JsRuntime::poll_event_loop
3: deno_core::runtime::jsruntime::JsRuntime::run_event_loop::{{closure}}
4: deno_runtime::worker::MainWorker::run_event_loop::{{closure}}
5: deno::worker::CliMainWorker::run::{{closure}}
6: deno::tools::run::run_script::{{closure}}
7: deno::spawn_subcommand::{{closure}}
8: <deno_unsync::task::MaskFutureAsSend as core::future::future::Future>::poll
9: tokio::runtime::task::raw::poll
10: deno::main
note: Some details are omitted, run with RUST_BACKTRACE=full for a verbose backtrace.

How To Reproduce:

Run the following line of code to trigger Deno Panic:

Object.defineProperty(Promise, Symbol.species, { value: 0 });  

[mmastrac]

This appears to be an issue in deno_core as well:

$ target/debug/dcore /tmp/test.ts 
🛑 deno_core binary is meant for development and testing purposes.
Run /tmp/test.ts
thread 'main' panicked at core/runtime/jsruntime.rs:1866:3:
internal error: entered unreachable code: Expected at least one stalled top-level await
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace