github.com/cockroachdb/cockroach/pkg/ccl/backupccl/split_and_scatter_processor.go:117 +0xee
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.(*dbSplitAndScatterer).scatter()
      <autogenerated>:1 +0x10b
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.runGenerativeSplitAndScatter.func3()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/generative_split_and_scatter_processor.go:306 +0x2ce
  github.com/cockroachdb/cockroach/pkg/util/ctxgroup.Group.GoCtx.func1()
      github.com/cockroachdb/cockroach/pkg/util/ctxgroup/ctxgroup.go:168 +0x4c
  golang.org/x/sync/errgroup.(*Group).Go.func1()
      golang.org/x/sync/errgroup/external/org_golang_x_sync/errgroup/errgroup.go:75 +0x86

Previous write at 0x00c0027c5ba8 by goroutine 37612:
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.(*KeyRewriter).RewriteKey()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/key_rewriter.go:250 +0x1d5
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.rewriteBackupSpanKey()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/restore_job.go:111 +0xf4
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.dbSplitAndScatterer.split()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/split_and_scatter_processor.go:89 +0x179
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.(*dbSplitAndScatterer).split()
      <autogenerated>:1 +0x104
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.runGenerativeSplitAndScatter.func3()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/generative_split_and_scatter_processor.go:302 +0x23a
  github.com/cockroachdb/cockroach/pkg/util/ctxgroup.Group.GoCtx.func1()
      github.com/cockroachdb/cockroach/pkg/util/ctxgroup/ctxgroup.go:168 +0x4c
  golang.org/x/sync/errgroup.(*Group).Go.func1()
      golang.org/x/sync/errgroup/external/org_golang_x_sync/errgroup/errgroup.go:75 +0x86

Goroutine 37611 (running) created at:
  golang.org/x/sync/errgroup.(*Group).Go()
      golang.org/x/sync/errgroup/external/org_golang_x_sync/errgroup/errgroup.go:72 +0x12e
  github.com/cockroachdb/cockroach/pkg/util/ctxgroup.Group.GoCtx()
      github.com/cockroachdb/cockroach/pkg/util/ctxgroup/ctxgroup.go:167 +0x109
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.runGenerativeSplitAndScatter()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/generative_split_and_scatter_processor.go:294 +0x52c
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.(*generativeSplitAndScatterProcessor).Start.func2()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/generative_split_and_scatter_processor.go:127 +0x108
  github.com/cockroachdb/cockroach/pkg/util/stop.(*Stopper).RunAsyncTaskEx.func2()
      github.com/cockroachdb/cockroach/pkg/util/stop/stopper.go:470 +0x1f6

Goroutine 37612 (running) created at:
  golang.org/x/sync/errgroup.(*Group).Go()
      golang.org/x/sync/errgroup/external/org_golang_x_sync/errgroup/errgroup.go:72 +0x12e
  github.com/cockroachdb/cockroach/pkg/util/ctxgroup.Group.GoCtx()
      github.com/cockroachdb/cockroach/pkg/util/ctxgroup/ctxgroup.go:167 +0x109
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.runGenerativeSplitAndScatter()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/generative_split_and_scatter_processor.go:294 +0x52c
  github.com/cockroachdb/cockroach/pkg/ccl/backupccl.(*generativeSplitAndScatterProcessor).Start.func2()
      github.com/cockroachdb/cockroach/pkg/ccl/backupccl/generative_split_and_scatter_processor.go:127 +0x108
  github.com/cockroachdb/cockroach/pkg/util/stop.(*Stopper).RunAsyncTaskEx.func2()
      github.com/cockroachdb/cockroach/pkg/util/stop/stopper.go:470 +0x1f6
==================