Sentry: datum.go:1223: expected *DString, found tree.dNull (1) Wraps: (2) assertion failure Wraps: (3) attached stack trace -- stack trace: | github.com/cockroachdb/cockroach/pkg/sql/sem/tree.Must...

This issue was auto filed by Sentry. It represents a crash or reported error on a live cluster with telemetry enabled.

Sentry Link: [https://cockroach-labs.sentry.io/issues/7676175460/?referrer=webhooks_plugin](https://cockroach-labs.sentry.io/issues/7676175460/?referrer=webhooks_plugin)

Panic Message:

```
datum.go:1223: expected *DString, found tree.dNull
(1)
Wraps: (2) assertion failure
Wraps: (3) attached stack trace
-- stack trace:
| github.com/cockroachdb/cockroach/pkg/sql/sem/tree.MustBeDString
| pkg/sql/sem/tree/datum.go:1223
| github.com/cockroachdb/cockroach/pkg/sql.makeJobBasedJobsTableRows
| pkg/sql/crdb_internal.go:1499
| github.com/cockroachdb/cockroach/pkg/sql.makeJobsTableRows
| pkg/sql/crdb_internal.go:1229
| github.com/cockroachdb/cockroach/pkg/sql.init.func173
| pkg/sql/crdb_internal.go:1199
| github.com/cockroachdb/cockroach/pkg/sql.(*virtualDefEntry).getPlanInfo.func1.1
| pkg/sql/virtual_schema.go:694
| github.com/cockroachdb/cockroach/pkg/sql.setupGenerator.func3.1
| pkg/sql/virtual_table.go:138
| github.com/cockroachdb/cockroach/pkg/sql.setupGenerator.func3
| pkg/sql/virtual_table.go:139
| github.com/cockroachdb/cockroach/pkg/util/stop.(*Stopper).RunAsyncTaskEx.func2
| pkg/util/stop/stopper.go:507
| runtime.goexit
| src/runtime/asm_amd64.s:1700
Wraps: (4) expected *DString, found tree.dNull
Error types: (1) *colexecerror.notInternalError (2) *assert.withAssertionFailure (3) *withstack.withStack (4) *errutil.leafError
-- report composition:
*errutil.leafError: expected *DString, found tree.dNull
datum.go:1223: *withstack.withStack (top exception)
*assert.withAssertionFailure
*colexecerror.notInternalError
```

Stacktrace (expand for inline code snippets):

[src/runtime/asm_amd64.s#L1699-L1701](src/runtime/asm_amd64.s#L1699-L1701)
[pkg/util/stop/stopper.go#L506-L508](pkg/util/stop/stopper.go#L506-L508)
[pkg/sql/virtual_table.go#L138-L140](pkg/sql/virtual_table.go#L138-L140)
[pkg/sql/virtual_table.go#L137-L139](pkg/sql/virtual_table.go#L137-L139)
[pkg/sql/virtual_schema.go#L693-L695](pkg/sql/virtual_schema.go#L693-L695)
[pkg/sql/crdb_internal.go#L1198-L1200](pkg/sql/crdb_internal.go#L1198-L1200)
[pkg/sql/crdb_internal.go#L1228-L1230](pkg/sql/crdb_internal.go#L1228-L1230)
[pkg/sql/crdb_internal.go#L1498-L1500](pkg/sql/crdb_internal.go#L1498-L1500)
[pkg/sql/sem/tree/datum.go#L1222-L1224](pkg/sql/sem/tree/datum.go#L1222-L1224)

```
src/runtime/asm_amd64.s in runtime.goexit at line 1700
pkg/util/stop/stopper.go in pkg/util/stop.(*Stopper).RunAsyncTaskEx.func2 at line 507
pkg/sql/virtual_table.go in pkg/sql.setupGenerator.func3 at line 139
pkg/sql/virtual_table.go in pkg/sql.setupGenerator.func3.1 at line 138
pkg/sql/virtual_schema.go in pkg/sql.(*virtualDefEntry).getPlanInfo.func1.1 at line 694
pkg/sql/crdb_internal.go in pkg/sql.init.func173 at line 1199
pkg/sql/crdb_internal.go in pkg/sql.makeJobsTableRows at line 1229
pkg/sql/crdb_internal.go in pkg/sql.makeJobBasedJobsTableRows at line 1499
pkg/sql/sem/tree/datum.go in pkg/sql/sem/tree.MustBeDString at line 1223
```

### Tags

| Tag | Value |
| --- | --- |
| Command | server |
| Environment | v25.2.20 |
| Go Version | go1.23.12 X:nocoverageredesign |
| Platform | linux amd64 |
| Distribution | CCL |
| Cockroach Release | v25.2.20 |
| Cockroach SHA | 38afacf970e63c9387d47f7555c2bb02b4d5cb02 |
| # of CPUs | 8 |
| # of Goroutines | 1219 |

Jira issue: CRDB-66754