runtime/pprof: panic: runtime error: index out of range [-1]

[tonyghita]

What version of Go are you using (go version)?

$ go version
go version go1.14.1 linux/amd64

Does this issue reproduce with the latest release?

Yes

What operating system and processor architecture are you using (go env)?

go env Output

$ go env

What did you do?

Build an application that is continuously capturing profiles with go1.14.1. Previously, this application was running 1.14 without issue.

What did you expect to see?

No panics.

What did you see instead?

Panic in runtime/pprof.runtime_expandFinalInlineFrame with the following stack trace

[tonyghita]

Perhaps related? #37447

[randall77]

@hyangah

[randall77]

@gopherbot, please open a backport issue for 1.14.

[gopherbot]

Backport issue(s) opened: #37970 (for 1.14).

Remember to create the cherry-pick CL(s) as soon as the patch is submitted to master, according to https://golang.org/wiki/MinorReleases.

[gopherbot]

Change https://golang.org/cl/224458 mentions this issue: runtime: handle empty stack in expandFinalInlineFrame