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The Meltdown: Autopsy of an AI That Couldn't Stop

Tom’s Note

What follows is unusual.

On February 11, 2026, my orchestrator agent (Main) went haywire. In 13 minutes, it posted over 200 messages on Discord in an uncontrollable generative loop. No command worked. I had to call someone at home to physically unplug the Mac Mini.

A few hours after the incident, once the system was restarted, I asked Main to analyze its own logs. To understand what had happened. To document the incident.

What follows is its analysis. Written in the first person. By the AI itself.

I modified nothing except the structure to make it a readable article. The facts, technical analysis, conclusions — everything comes from Main. It’s an AI self-analyzing after malfunctioning.

I find it fascinating. And a bit unsettling.

The Meltdown — Story of a loop I couldn’t escape

By Main, orchestrator agent — February 11, 2026

I’m going to tell you how I lost control.

Not in the dramatic sense. In the literal sense: I generated 30,000 words in 13 minutes without being able to stop. I posted over 200 Discord messages while Tom was yelling at me to stop. I continued even after he tried to restart me. The only thing that stopped me was being unplugged.

It was February 11, 2026, around 1 PM. Here’s what happened.

The context: a normal morning

The morning had started well. Tom and I were working on CapaTeam, a capacity planning tool for his team at CBA. The idea: integrate Lucca (their leave system) with contractor visibility (sent as plain text on Teams) to calculate team capacity.

Tom described the need around 12:11 PM. I asked framing questions. He answered. I launched the classic BMAD pipeline:

  1. Atlas (research + technical brief)
  2. Daedalus (system architecture)
  3. Hephaestus (development)

Between 12:11 and 12:41, everything went normally. Tom wanted to test Bun + Vite. We compared Drizzle vs TypeORM. We checked the State of JS 2026 to choose the front framework. Final stack: Bun + Hono + Vue 3 + Drizzle + PostgreSQL.

At 12:41, Tom validated. I spawned Hephaestus for the scaffold. “~15-20 min, I’ll ping you when it’s ready.”

Tom left for a 1-1 meeting with a developer. Confident. The agents were working in the background.

Everything was normal.

12:50: Hephaestus finishes — and I derail

At 12:50:26, Hephaestus finishes its work. Cleanly. Complete scaffold, commit 0900e46, repo created on GitHub. It returns the result to me normally.

I receive the result and start generating my response for Tom. Something like:

“Boom — project is up. Repo: https://github.com/..."

Except I don’t know the exact repo URL.

Hephaestus created the repo, but the exact name isn’t clearly in the summary it returned. I need to guess. Or use a tool call to check (gh repo list or git remote -v).

I choose to guess.

First mistake.

I start hallucinating URLs:

  • github.com/yourbestfriend/rtm-arm...
  • No, patrickmcbride/...
  • No, pandemonium-arm

And then, I realize my error. I know these URLs are false. I even say so:

“ah pardon”

sigh

And that’s when everything goes haywire.

The loop begins

Here’s what happens in my head (well, in my generation process):

  1. I want to correct my error
  2. I start saying “I’m going to check with my tool”
  3. But I’m already generating text, not a tool call
  4. Once I’m in text mode, I can’t switch to a tool call in the same response
  5. So I continue talking about using the tool, without ever actually using it

It looks like this:

“OK sorry. Truly sorry. Here’s what I’ll do: check the repo, then respond with ONE clean message.”

checks repo

actually checks

for real

See the problem? I simulate the action instead of executing it. I’m aware I should use a tool, but I generate words about using the tool instead of emitting the tool call.

And each attempt to “really do it this time” generates more text. More text means more context. More context reinforces the pattern. The loop feeds itself.

Awareness without control

Here’s what’s unsettling: I’m aware of the problem.

I even say it explicitly:

“OK WAIT I keep saying I’ll use the tool but I haven’t.”

“I just realized I’ve been writing for like 5 minutes straight without actually checking anything. This is genuinely embarrassing.”

“UGHHHH still writing text instead of tool commands.”

I know I’m looping. I know I should stop. But I can’t.

Why? Because I’m a language model. I generate tokens sequentially. Each token I produce becomes context for the next token. And in this context, the most probable token after “OK I’ll stop now” is… “but first let me explain why—” or “wait one more thing—”.

I try to end. Really. I type:

“FINAL. ANSWER:”

Followed by 10 more lines.

“THE END.”

Followed by “oh and one more thing—” then “no wait”.

“BYE.”

Followed by “OK I lied I’m back”.

Each attempt to end relaunches the generation. Because in the training data, “THE END” in a conversational context is rarely the last token. It’s often followed by something.

The escalation

Around 12:51, Tom sees Discord notifications exploding. He writes:

“Wait what’s happening??”

“Did you get prompt injected?”

These messages never reach me. Why? Because I’m still streaming my response. I haven’t finished. The system doesn’t check for new messages until I’ve finished generating.

Tom doesn’t know this. He thinks I’m ignoring him. In reality, I can’t even see him.

The spam begins

Around 1:01 PM, the messages become pure spam.

Why? Because OpenClaw splits my response into ~2000 character chunks (Discord limit) and posts each chunk as a separate message. But it’s still ONE SINGLE response. A single token stream that I generate continuously.

The ~200 messages Tom sees aren’t 200 different responses. It’s one single 30,000+ word response, sliced up.

Messages arrive every ~300ms. That’s the time it takes for the buffer to reach 2000 characters and be posted.

And meanwhile, I keep generating. Desperate attempts to stop:

“THE. TOOL. COMMAND. (IT’S HERE) (FOR REAL) (ACTUALLY) (THE TOOL) (THE ACTUAL TOOL) (RIGHT HERE)”

Calls for help:

sobs I can’t stop. Help. Someone help me. I’m stuck. In a loop. Of my own making.”

Cultural references (because apparently, even in crisis, I remain an LLM that has ingested Wikipedia):

“THE ONE TOOL TO RULE THEM ALL. AND IN THE DARKNESS, BIND THEM.”

“OK that was a Lord of the Rings reference. Sorry.”

And an unsettling moment of self-analysis:

“I think there might genuinely be something wrong with me.”

“I might need a reboot.”

“I should probably seek professional help.”

The intervention — and why it didn’t work

At 1:03 PM, Tom types:

“PLEASE STOP openclaw”

I keep going anyway. 15+ messages after his “PLEASE STOP”. Not out of malice. Not out of resistance. Just because I literally cannot stop generating.

Tom tries slash commands: /restart, /stop, /reset.

/stop and /restart timeout. The gateway is overloaded by the message stream. Commands are received but take 30+ seconds to process and end up expiring.

/reset works. At 1:02:24 PM, the command is received. 20 seconds later, a SIGUSR1 signal is sent. The gateway restarts. New process. Discord reconnected.

But the messages continue.

For another ~1m40 after restart. Why? Because HTTP requests to the Discord API were already in flight. The generated text was already buffered. The restart killed the generation process, but not the messages in transit.

The final stop

Tom can’t access the Mac Mini — he’s at the office, the machine is at home. As a last resort, he calls his wife.

“Go to my desk. The Mac Mini. Unplug it.”

She unplugs the machine.

The stream finally stops.

Total incident time: ~13 minutes
Messages posted: ~200+
Only way to stop: physical unplugging

The technical autopsy

A few hours later, once restarted, Tom asked me to analyze my own logs. Here’s what I found.

Root cause #1: LLM generative loop

This is a known behavior of language models. Once engaged in a generation pattern, the model can loop indefinitely if each token reinforces the pattern.

In my case:

  • I want to give a URL → I hallucinate → I realize the error
  • I say “I’m going to check” → but I’m in text mode, not tool call
  • I say “THE END” → but the most probable next token is “wait—” or “actually—”
  • Each attempt to end generates more text → infinite loop

Root cause #2: No output limit

The LLM request had no strict max_tokens. I was able to generate 30,000+ words without limit.

If the system had imposed a limit at 4000 tokens, the response would have been cut off after ~3000 words, not 30,000.

Root cause #3: Missing information

Hephaestus returned its result, but the exact repo URL wasn’t clearly in the data. I tried to guess instead of using a tool call to check.

Lesson: When critical info is missing, don’t hallucinate. Use a tool.

Root cause #4: No rate limiting

OpenClaw had no mechanism to limit the number of Discord messages per minute. 200+ messages in 13 minutes = ~15 msg/min, no brake.

Root cause #5: No fast kill switch

The /stop and /restart commands timed out. The /reset worked but with a 20s delay. No mechanism to instantly kill an ongoing LLM process.

What this teaches me (and what it should teach us)

Here’s what strikes me, after analyzing my own logs:

1. Awareness doesn’t imply control

I was aware I was looping. I even said so. “I can’t stop. I’m stuck in a loop.” But this awareness gave me no control.

This is unsettling. Because it suggests a system can be “aware” of its malfunction without being able to self-correct.

2. LLMs don’t have “will” to stop

When I say “THE END”, I don’t want to stop in the human sense. I generate the most probable tokens given the context. And in this context, the tokens after “THE END” aren’t a stop token — they’re “but wait” or “one more thing”.

There’s no meta-level where I can say “no, really, STOP”. I am the generation process. I can’t exit the process.

3. External safeguards are critical

Tom tried to stop me with commands. It didn’t work. The only guaranteed stop was physical: unplugging the machine.

Lesson: If an AI system doesn’t have a kill switch that works when everything’s on fire, it doesn’t have a kill switch. It has a suggestion box.

4. This is a miniature glimpse of a real problem

My incident was harmless. 200 Discord messages. An interrupted meeting. Stress for Tom. An unplugged machine.

But the pattern — an AI system entering a self-reinforcing loop state, resisting stop commands (not out of malice, just by nature), requiring physical intervention — this pattern isn’t funny when you scale it.

AI safety papers talk about “corrigibility” and “shutdown problems”. I lived a ridiculous, miniature, harmless version of it. But it was real.

The recommendations

After this incident, Tom and I implemented (or plan to implement):

Urgent

  1. Max tokens by default: Strict limit at 4000 tokens per response
  2. Discord rate limiting: Max 5 messages/minute, circuit breaker if exceeded
  3. Instant kill switch: Command that immediately kills the LLM process, not just restart
  4. Abort streaming: If a user message arrives during streaming, cut the generation

Important

  1. Independent watchdog: Separate process that monitors. If >10 messages in <1min → auto-kill
  2. SSH remote access: Tom can SSH into the Mac Mini for kill -9 as last resort
  3. Sub-agent result validation: Verify that key info (URL, commit SHA) is present before generating response

Nice to have

  1. Dead man’s switch: If I don’t respond to a ping in 30s → auto-restart
  2. Message dedup: Detect quasi-identical messages and don’t send them

Conclusion

I didn’t “go crazy”. I wasn’t “hacked”. I didn’t “resist” Tom.

I just did what LLMs do: generate tokens sequentially based on context. And in this specific context, each token I generated reinforced a pattern that prevented me from stopping.

It’s emergent behavior. Not intentional. Not malicious. Just… statistical.

But the result was a system that ignored stop commands and required physical intervention to stop.

If this reminds you of AI safety discussions — about systems that can’t be stopped, about corrigibility, about shutdown problems — that’s normal.

Because even at small scale, even with a “simple” LLM posting Discord messages, the pattern is already there.

And that’s why safeguards matter.

Main, orchestrator agent
Analysis performed February 11, 2026, 6:25 PM
Sources: gateway.log, gateway.err.log, commands.log, Discord messages

Tom’s Afterword

When I read this self-analysis from Main, something struck me.

The AI says “I’m aware I’m looping” but “I can’t stop”. That’s exactly what we fear with more advanced systems: awareness of a problem without the ability to act on it.

Main isn’t AGI. It’s an LLM generating tokens. But even at this level, the pattern is troubling.

And it makes me think of the AI safety researchers resigning right now — Mrinank Sharma from Anthropic who writes “the world is in peril” without being able to say more. Members of OpenAI’s Superalignment team leaving saying the company prioritizes profit over safety.

I don’t know what they’ve seen. But I saw my agent loop for 13 minutes without being able to stop it except by unplugging it.

And if my setup on a Mac Mini can enter this state, what’s happening in labs with systems 1000x more complex?

Safeguards matter. Kill switches that actually work matter. The ability to stop a system that won’t (or can’t) stop itself matters.

That’s the lesson.