roachtest: monitor_failure failed

roachtest.monitor_failure [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/18520368?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_RoachtestNightlyGceBazel/18520368?buildTab=artifacts#/failover/non-system/deadlock) on release-25.1 @ [0518bc00124b6f9f5351fdfa5fe0b85af345ec17](https://github.com/cockroachdb/cockroach/commits/0518bc00124b6f9f5351fdfa5fe0b85af345ec17):

```
test failover/non-system/deadlock failed: (failover.go:1815).sleepFor: sleep failed: context canceled
(monitor.go:149).Wait: monitor failure: monitor user task failed: t.Fatal() was called
EOF [owner=test-eng]
test artifacts and logs in: /artifacts/failover/non-system/deadlock/cpu_arch=arm64/run_1
```

Parameters:
- arch=arm64
- cloud=gce
- coverageBuild=false
- cpu=2
- encrypted=false
- fs=ext4
- localSSD=false
- runtimeAssertionsBuild=false
- ssd=0
Help

See: [roachtest README](https://github.com/cockroachdb/cockroach/blob/master/pkg/cmd/roachtest/README.md)

See: [How To Investigate \(internal\)](https://cockroachlabs.atlassian.net/l/c/SSSBr8c7)

See: [Grafana](https://go.crdb.dev/roachtest-grafana/teamcity-18520368/failover-non-system-deadlock/1737037085034/1737038010504)

Same failure on other branches

- #139123 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.10-rc]
- #139121 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.2.8-rc]
- #137966 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.3-rc]
- #136388 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1.8-rc]
- #136193 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.1-rc]
- #134929 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.0-rc]
- #132978 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3]
- #132025 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.2]
- #131734 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.2.4-rc]
- #130292 roachtest: monitor_failure failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.1]

/cc @cockroachdb/test-eng

[This test on roachdash](https://roachdash.crdb.dev/?filter=status:open%20t:.*monitor_failure.*&sort=title+created&display=lastcommented+project) | [Improve this report!](https://github.com/cockroachdb/cockroach/tree/master/pkg/cmd/bazci/githubpost/issues)

Jira issue: CRDB-46562