codex hanging for a couple minutes after prompt

What version of Codex CLI is running?

codex-cli 0.111.0

What subscription do you have?

Pro

Which model were you using?

gpt-5.4 high

What platform is your computer?

Linux 6.18.7-200.fc43.x86_64 x86_64 unknown. Project bluefin

What terminal emulator and version are you using (if applicable)?

vscode

What issue are you seeing?

thread hanging

What steps can reproduce the bug?

Uploaded thread: 019cc458-a86d-7d92-b8e5-5cb74830b4e6

What is the expected behavior?

thread not hanging

Additional information

_No response_