roachtest: cluster_creation failed

roachtest.cluster_creation [failed](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_Roachtests_RoachtestNightlyIbmBazel/21046217?buildTab=log) with [artifacts](https://teamcity.cockroachdb.com/buildConfiguration/Cockroach_Nightlies_Roachtests_RoachtestNightlyIbmBazel/21046217?buildTab=artifacts#/schemachange/bulkingest/nodes=12/rows=4000000000/create_index) on master @ [33e99ded03cf98616646cab43d1edf579e49fb72](https://github.com/cockroachdb/cockroach/commits/33e99ded03cf98616646cab43d1edf579e49fb72):

```
test schemachange/bulkingest/nodes=12/rows=4000000000/create_index failed: (test_runner.go:998).func4: in provider: ibm: failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0003 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0003 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false]
failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0002 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0002 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false]
failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0004 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0004 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false]
failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0010 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0010 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false]
failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0008 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0008 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false]
failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0011 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0011 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false]
failed to create instance teamcity-21046217-1769748096-309-n12cpu4-0007 in region ca-tor: instance teamcity-21046217-1769748096-309-n12cpu4-0007 in zone ca-tor-1 failed to start; [instance state: failed | network attached: false] [owner=test-eng]
```

Parameters:
- cloud=ibm
- coverageBuild=false
- cpu=4
- diskCount=4
- runtimeAssertionsBuild=false
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)

Same failure on other branches

- #161556 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.4.4-rc]
- #161554 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.26-rc]
- #161552 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2.12-rc]
- #161551 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.3.8-rc]
- #161489 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-26.1.0-rc]
- #160357 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3]
- #160356 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2]
- #160150 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-24.3.25-rc]
- #160149 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.4.3-rc]
- #160147 roachtest: cluster_creation failed [O-roachtest O-robot T-testeng X-infra-flake branch-release-25.2.11-rc]

/cc @cockroachdb/test-eng

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

Jira issue: CRDB-59247