panic: Incrementing non-positive ref count

goroutine 1686071 [running]:
gvisor.dev/gvisor/pkg/refs.(*AtomicRefCount).IncRef(...)
	pkg/refs/refcounter.go:370
gvisor.dev/gvisor/pkg/sentry/fs.(*Dirent).IncRef(...)
	pkg/sentry/fs/dirent.go:1309
gvisor.dev/gvisor/pkg/sentry/fs.(*Mount).Root(...)
	pkg/sentry/fs/mounts.go:106
gvisor.dev/gvisor/pkg/sentry/fs/proc.forEachMount(0xc0010c0a80, 0xc0008774b0)
	pkg/sentry/fs/proc/mounts.go:59 +0x356
gvisor.dev/gvisor/pkg/sentry/fs/proc.(*mountsFile).ReadSeqFileData(0xc00048c268, 0xeab900, 0xc000f32000, 0x0, 0x0, 0xc000790c58, 0xc00024d880, 0xea56a0, 0xc00024d880)
	pkg/sentry/fs/proc/mounts.go:174 +0x7d
DIAGNOSIS:
retrieving stacks: getting sandbox "ci-gvisor-main-2" stacks: urpc method "debug.Stacks" failed: connection reset by peer