runtime/pprof: panic in appendLocsForStack on linux-arm64-packet #35538
Description
panic: runtime error: slice bounds out of range [6:5]
goroutine 245 [running]:
runtime/pprof.(*profileBuilder).appendLocsForStack(0x400014d080, 0x400022e140, 0x0, 0x8, 0x40001f6568, 0x5, 0x353, 0x0, 0x4, 0x8)
/workdir/go/src/runtime/pprof/proto.go:397 +0x5b8
runtime/pprof.(*profileBuilder).build(0x400014d080)
/workdir/go/src/runtime/pprof/proto.go:362 +0xfc
runtime/pprof.profileWriter(0x24bd60, 0x40004bc240)
/workdir/go/src/runtime/pprof/pprof.go:779 +0xd8
created by runtime/pprof.StartCPUProfile
/workdir/go/src/runtime/pprof/pprof.go:750 +0x128
FAIL runtime/pprof 4.052s
2019-11-12T05:24:00-d22b573/linux-arm64-packet
2019-11-12T01:09:31-0ee22d9/linux-arm64-packet
2019-11-08T18:00:31-c444ec3/linux-arm64-packet