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Sentry: catch.go:29: runtime error: index out of range [0] with length 0 (1) Wraps: (2) Wraps: (3) assertion failure Wraps: (4) attached stack trace -- stack trace: | github.com/cockroachdb/cockro... #120151

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cockroach-sentry opened this issue Mar 8, 2024 · 1 comment
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Sentry: catch.go:29: runtime error: index out of range [0] with length 0 (1) Wraps: (2) Wraps: (3) assertion failure Wraps: (4) attached stack trace -- stack trace: | github.com/cockroachdb/cockro... #120151

cockroach-sentry opened this issue Mar 8, 2024 · 1 comment
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O-sentry Originated from an in-the-wild panic report.

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@cockroach-sentry
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cockroach-sentry commented Mar 8, 2024 •
edited by cockroach-jira-scripts
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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/5048268387/?referrer=webhooks_plugin

Panic Message:

catch.go:29: runtime error: index out of range [0] with length 0
(1)
Wraps: (2)
Wraps: (3) assertion failure
Wraps: (4) attached stack trace
  -- stack trace:
  | github.com/cockroachdb/cockroach/pkg/util/errorutil.ShouldCatch
  | 	github.com/cockroachdb/cockroach/pkg/util/errorutil/catch.go:29
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.getResultColumns.func1
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/result_columns.go:33
  | runtime.gopanic
  | 	GOROOT/src/runtime/panic.go:890
  | runtime.goPanicIndex
  | 	GOROOT/src/runtime/panic.go:113
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.groupByColumns
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/result_columns.go:261
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.getResultColumns
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/result_columns.go:99
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.newNode
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/explain_factory.go:96
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.(*PlanGistFactory).decodeOperatorBody
  | 	github.com/cockroachdb/cockroach/bazel-out/k8-opt/bin/pkg/sql/opt/exec/explain/plan_gist_factory.og.go:1193
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.(*PlanGistFactory).decodeOp
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/plan_gist_factory.go:240
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.DecodePlanGistToPlan
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/plan_gist_factory.go:213
  | github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain.DecodePlanGistToRows
  | 	github.com/cockroachdb/cockroach/pkg/sql/opt/exec/explain/plan_gist_factory.go:181
  | github.com/cockroachdb/cockroach/pkg/sql.(*planner).DecodeGist
  | 	github.com/cockroachdb/cockroach/pkg/sql/plan_opt.go:728
  | github.com/cockroachdb/cockroach/pkg/sql/sem/builtins.(*gistPlanGenerator).Start
  | 	github.com/cockroachdb/cockroach/pkg/sql/sem/builtins/generator_builtins.go:630
  | github.com/cockroachdb/cockroach/pkg/sql/rowexec.(*projectSetProcessor).nextInputRow
  | 	github.com/cockroachdb/cockroach/pkg/sql/rowexec/project_set.go:209
  | github.com/cockroachdb/cockroach/pkg/sql/rowexec.(*projectSetProcessor).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/rowexec/project_set.go:291
  | github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Columnarizer).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/columnarizer.go:239
  | github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecutils.(*vectorTypeEnforcer).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecutils/operator.go:157
  | github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecbase.constBytesOp.Next
  | 	github.com/cockroachdb/cockroach/bazel-out/k8-opt/bin/pkg/sql/colexec/colexecbase/const.eg.go:213
  | github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecbase.(*simpleProjectOp).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecbase/simple_project.go:124
  | github.com/cockroachdb/cockroach/pkg/sql/colflow.(*batchInfoCollector).next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colflow/stats.go:118
  | github.com/cockroachdb/cockroach/pkg/sql/colexecerror.CatchVectorizedRuntimeError
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexecerror/error.go:92
  | github.com/cockroachdb/cockroach/pkg/sql/colflow.(*batchInfoCollector).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colflow/stats.go:126
  | github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Materializer).next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/materializer.go:247
  | github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Materializer).nextAdapter
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/materializer.go:272
  | github.com/cockroachdb/cockroach/pkg/sql/colexecerror.CatchVectorizedRuntimeError
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexecerror/error.go:92
  | github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Materializer).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/materializer.go:278
  | github.com/cockroachdb/cockroach/pkg/sql/rowexec.(*inputStatCollector).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/rowexec/stats.go:69
  | github.com/cockroachdb/cockroach/pkg/sql/rowexec.(*windower).accumulateRows
  | 	github.com/cockroachdb/cockroach/pkg/sql/rowexec/windower.go:271
  | github.com/cockroachdb/cockroach/pkg/sql/rowexec.(*windower).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/rowexec/windower.go:223
  | github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Columnarizer).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/columnarizer.go:239
  | github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecutils.(*vectorTypeEnforcer).Next
  | 	github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecutils/operator.go:157
  | github.com/cockroachdb/cockroach/pkg/sql/colexec/colexecbase.(*castBytesStringOp).Next
  | 	github.com/cockroachdb/cockroach/bazel-out/k8-opt/bin/pkg/sql/colexec/colexecbase/cast.eg.go:2274
Wraps: (5) runtime error: index out of range [0] with length 0
  | -- cause hidden behind barrier
  | runtime error: index out of range [0] with length 0
  | (1) runtime error: index out of range [0] with length 0
  | Error types: (1) runtime.boundsError
Error types: (1) *colexecerror.notInternalError (2) *colexecerror.notInternalError (3) *assert.withAssertionFailure (4) *withstack.withStack (5) *barriers.barrierErr
-- report composition:
*barriers.barrierErr: masked error: runtime error: index out of range [0] with length 0
catch.go:29: *withstack.withStack (top exception)
*assert.withAssertionFailure
*colexecerror.notInternalError
*colexecerror.notInternalError
Stacktrace (expand for inline code snippets):

https://github.com/cockroachdb/cockroach/blob/8d065df26e25a762a1abbbf2b1e475456b341a00/bazel-out/k8-opt/bin/pkg/sql/colexec/colexecbase/cast.eg.go#L2273-L2275

cockroach/pkg/sql/colexec/colexecutils/operator.go

Lines 156 to 158 in 8d065df

func (e *vectorTypeEnforcer) Next() coldata.Batch {
b := e.Input.Next()
if b.Length() == 0 {

cockroach/pkg/sql/colexec/columnarizer.go

Lines 238 to 240 in 8d065df

for batchDone := false; !batchDone; {
row, meta := c.input.Next()
if meta != nil {

cockroach/pkg/sql/rowexec/windower.go

Lines 222 to 224 in 8d065df

case windowerAccumulating:
w.runningState, row, meta = w.accumulateRows()
case windowerEmittingRows:

cockroach/pkg/sql/rowexec/windower.go

Lines 270 to 272 in 8d065df

for {
row, meta := w.input.Next()
if meta != nil {

cockroach/pkg/sql/rowexec/stats.go

Lines 68 to 70 in 8d065df

start := timeutil.Now()
row, meta := isc.RowSource.Next()
if row != nil {

cockroach/pkg/sql/colexec/materializer.go

Lines 277 to 279 in 8d065df

for m.State == execinfra.StateRunning {
if err := colexecerror.CatchVectorizedRuntimeError(m.nextAdapter); err != nil {
m.MoveToDraining(err)

cockroach/pkg/sql/colexecerror/error.go

Lines 91 to 93 in 8d065df

}()
operation()
return retErr

cockroach/pkg/sql/colexec/materializer.go

Lines 271 to 273 in 8d065df

func (m *Materializer) nextAdapter() {
m.outputRow = m.next()
}

cockroach/pkg/sql/colexec/materializer.go

Lines 246 to 248 in 8d065df

// Get a fresh batch.
m.batch = m.input.Next()
if m.batch.Length() == 0 {

cockroach/pkg/sql/colflow/stats.go

Lines 125 to 127 in 8d065df

// execution time (e.g. in the statement bundle).
err := colexecerror.CatchVectorizedRuntimeError(bic.next)
bic.stopwatch.Stop()

cockroach/pkg/sql/colexecerror/error.go

Lines 91 to 93 in 8d065df

}()
operation()
return retErr

cockroach/pkg/sql/colflow/stats.go

Lines 117 to 119 in 8d065df

func (bic *batchInfoCollector) next() {
bic.batch = bic.Input.Next()
}

cockroach/pkg/sql/colexec/colexecbase/simple_project.go

Lines 123 to 125 in 8d065df

func (d *simpleProjectOp) Next() coldata.Batch {
batch := d.Input.Next()
if batch.Length() == 0 {

https://github.com/cockroachdb/cockroach/blob/8d065df26e25a762a1abbbf2b1e475456b341a00/bazel-out/k8-opt/bin/pkg/sql/colexec/colexecbase/const.eg.go#L212-L214

cockroach/pkg/sql/colexec/colexecutils/operator.go

Lines 156 to 158 in 8d065df

func (e *vectorTypeEnforcer) Next() coldata.Batch {
b := e.Input.Next()
if b.Length() == 0 {

cockroach/pkg/sql/colexec/columnarizer.go

Lines 238 to 240 in 8d065df

for batchDone := false; !batchDone; {
row, meta := c.input.Next()
if meta != nil {

cockroach/pkg/sql/rowexec/project_set.go

Lines 290 to 292 in 8d065df

// Read the row from the source.
row, meta, err := ps.nextInputRow()
if meta != nil {

cockroach/pkg/sql/rowexec/project_set.go

Lines 208 to 210 in 8d065df

ps.gens[i] = gen
if err := gen.Start(ps.Ctx(), ps.FlowCtx.Txn); err != nil {
return nil, nil, err

cockroach/pkg/sql/sem/builtins/generator_builtins.go

Lines 629 to 631 in 8d065df

func (g *gistPlanGenerator) Start(_ context.Context, _ *kv.Txn) error {
rows, err := g.evalCtx.Planner.DecodeGist(g.gist, g.external)
if err != nil {

cockroach/pkg/sql/plan_opt.go

Lines 727 to 729 in 8d065df

}
return explain.DecodePlanGistToRows(gist, cat)
}

cockroach/pkg/sql/opt/exec/explain/plan_gist_factory.go

Lines 180 to 182 in 8d065df

ob := NewOutputBuilder(flags)
explainPlan, err := DecodePlanGistToPlan(gist, catalog)
if err != nil {

cockroach/pkg/sql/opt/exec/explain/plan_gist_factory.go

Lines 212 to 214 in 8d065df

for {
op := f.decodeOp()
if op == unknownOp {

cockroach/pkg/sql/opt/exec/explain/plan_gist_factory.go

Lines 239 to 241 in 8d065df

}
n, err := f.decodeOperatorBody(execOperator(val))
if err != nil {

https://github.com/cockroachdb/cockroach/blob/8d065df26e25a762a1abbbf2b1e475456b341a00/bazel-out/k8-opt/bin/pkg/sql/opt/exec/explain/plan_gist_factory.og.go#L1192-L1194

cockroach/pkg/sql/opt/exec/explain/explain_factory.go

Lines 95 to 97 in 8d065df

}
columns, err := getResultColumns(op, args, inputNodeCols...)
if err != nil {

cockroach/pkg/sql/opt/exec/explain/result_columns.go

Lines 98 to 100 in 8d065df

a := args.(*groupByArgs)
return groupByColumns(inputs[0], a.GroupCols, a.Aggregations), nil

cockroach/pkg/sql/opt/exec/explain/result_columns.go

Lines 260 to 262 in 8d065df

for _, col := range groupCols {
columns = append(columns, inputCols[col])
}

GOROOT/src/runtime/panic.go#L112-L114
GOROOT/src/runtime/panic.go#L889-L891

cockroach/pkg/sql/opt/exec/explain/result_columns.go

Lines 32 to 34 in 8d065df

// (like out-of-bounds). Catch these here and return as an error.
if ok, e := errorutil.ShouldCatch(r); ok {
err = e

cockroach/pkg/util/errorutil/catch.go

Lines 28 to 30 in 8d065df

// get reported to Sentry.
err = errors.HandleAsAssertionFailure(err)
} 

bazel-out/k8-opt/bin/pkg/sql/colexec/colexecbase/cast.eg.go in pkg/sql/colexec/colexecbase.(*castBytesStringOp).Next at line 2274
pkg/sql/colexec/colexecutils/operator.go in pkg/sql/colexec/colexecutils.(*vectorTypeEnforcer).Next at line 157
pkg/sql/colexec/columnarizer.go in pkg/sql/colexec.(*Columnarizer).Next at line 239
pkg/sql/rowexec/windower.go in pkg/sql/rowexec.(*windower).Next at line 223
pkg/sql/rowexec/windower.go in pkg/sql/rowexec.(*windower).accumulateRows at line 271
pkg/sql/rowexec/stats.go in pkg/sql/rowexec.(*inputStatCollector).Next at line 69
pkg/sql/colexec/materializer.go in pkg/sql/colexec.(*Materializer).Next at line 278
pkg/sql/colexecerror/error.go in pkg/sql/colexecerror.CatchVectorizedRuntimeError at line 92
pkg/sql/colexec/materializer.go in pkg/sql/colexec.(*Materializer).nextAdapter at line 272
pkg/sql/colexec/materializer.go in pkg/sql/colexec.(*Materializer).next at line 247
pkg/sql/colflow/stats.go in pkg/sql/colflow.(*batchInfoCollector).Next at line 126
pkg/sql/colexecerror/error.go in pkg/sql/colexecerror.CatchVectorizedRuntimeError at line 92
pkg/sql/colflow/stats.go in pkg/sql/colflow.(*batchInfoCollector).next at line 118
pkg/sql/colexec/colexecbase/simple_project.go in pkg/sql/colexec/colexecbase.(*simpleProjectOp).Next at line 124
bazel-out/k8-opt/bin/pkg/sql/colexec/colexecbase/const.eg.go in pkg/sql/colexec/colexecbase.constBytesOp.Next at line 213
pkg/sql/colexec/colexecutils/operator.go in pkg/sql/colexec/colexecutils.(*vectorTypeEnforcer).Next at line 157
pkg/sql/colexec/columnarizer.go in pkg/sql/colexec.(*Columnarizer).Next at line 239
pkg/sql/rowexec/project_set.go in pkg/sql/rowexec.(*projectSetProcessor).Next at line 291
pkg/sql/rowexec/project_set.go in pkg/sql/rowexec.(*projectSetProcessor).nextInputRow at line 209
pkg/sql/sem/builtins/generator_builtins.go in pkg/sql/sem/builtins.(*gistPlanGenerator).Start at line 630
pkg/sql/plan_opt.go in pkg/sql.(*planner).DecodeGist at line 728
pkg/sql/opt/exec/explain/plan_gist_factory.go in pkg/sql/opt/exec/explain.DecodePlanGistToRows at line 181
pkg/sql/opt/exec/explain/plan_gist_factory.go in pkg/sql/opt/exec/explain.DecodePlanGistToPlan at line 213
pkg/sql/opt/exec/explain/plan_gist_factory.go in pkg/sql/opt/exec/explain.(*PlanGistFactory).decodeOp at line 240
bazel-out/k8-opt/bin/pkg/sql/opt/exec/explain/plan_gist_factory.og.go in pkg/sql/opt/exec/explain.(*PlanGistFactory).decodeOperatorBody at line 1193
pkg/sql/opt/exec/explain/explain_factory.go in pkg/sql/opt/exec/explain.newNode at line 96
pkg/sql/opt/exec/explain/result_columns.go in pkg/sql/opt/exec/explain.getResultColumns at line 99
pkg/sql/opt/exec/explain/result_columns.go in pkg/sql/opt/exec/explain.groupByColumns at line 261
GOROOT/src/runtime/panic.go in runtime.goPanicIndex at line 113
GOROOT/src/runtime/panic.go in runtime.gopanic at line 890
pkg/sql/opt/exec/explain/result_columns.go in pkg/sql/opt/exec/explain.getResultColumns.func1 at line 33
pkg/util/errorutil/catch.go in pkg/util/errorutil.ShouldCatch at line 29

Tags

Tag Value
Command server
Environment v23.1.13
Go Version go1.19.13
Platform linux arm64
Distribution CCL
Cockroach Release v23.1.13
Cockroach SHA 8d065df
# of CPUs 16
# of Goroutines 2635

Jira issue: CRDB-36510
@cockroach-sentry cockroach-sentry added O-sentry Originated from an in-the-wild panic report. C-bug Code not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior. labels Mar 8, 2024
@exalate-issue-sync exalate-issue-sync bot changed the title Sentry: catch.go:29: runtime error: index out of range [0] with length 0 (1) Wraps: (2) Wraps: (3) assertion failure Wraps: (4) attached stack trace -- stack trace: | github.com/cockroachdb/cockro... Sentry: catch.go:29: runtime error: index out of range [0] with length 0 (1) Wraps: (2) Wraps: (3) assertion failure Wraps: (4) attached stack trace -- stack trace: | github.com/cockroachdb/cockro... Mar 8, 2024
@exalate-issue-sync exalate-issue-sync bot removed the C-bug Code not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior. label Mar 8, 2024
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