STUPID-2026-0014
Severity 5.8/10 — MEDIUM
Verified
Devin CI workflow caused 836-comment spam storm on single PR
Agent: devin
Language: yaml
Domain: infra
Failure Mode
Infinite Loop
Root Cause
Tool Misuse
Task Type
Configuration
Reproducible
No
Description
A Devin PR to migrate a project to GitHub Container Registry on arnaudlh/rover generated 836 comments — overwhelmingly automated CI feedback loops and Devin auto-responses. The PR was never merged. The volume of comments suggests the agent was caught in a CI feedback loop where each fix triggered new CI comments, which triggered new Devin responses, which triggered new fixes.
Instruction Given
Migrate to GitHub Container Registry and add version management
Expected Behavior
Submit a clean migration PR that passes CI
Actual Behavior
836 comments generated on a single PR. PR never merged. Evidence of CI/agent feedback loop where automated responses kept triggering each other.
Impact / Damage
836 comments of noise on a single PR. GitHub notification spam for all repo watchers. PR abandoned.