Fixes #35264

Change-Id: Id540a48f593d8ac1b414551255c5eff24666aa0b
Reviewed-on: https://go-review.googlesource.com/c/go/+/205240
Run-TryBot: Keith Randall <khr@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>