Summary: This may be causing instability in a customer cluster, when the client side of the stream is cancelled or broken and then the agent side of the query fails.

Test Plan: n/a

Reviewers: michelle, zasgar, #engineering

Reviewed By: michelle, #engineering

Differential Revision: https://phab.corp.pixielabs.ai/D5906

GitOrigin-RevId: f02534071e0996adf99067505392f930eb5cf707