WARNING: DATA RACE
DIAGNOSIS:
I0331 03:06:37.382588   19317 x:0] ***************************
I0331 03:06:37.382713   19317 x:0] Args: [/syzkaller/managers/kvm-direct-overlay-host-race/current/image -root /syzkaller/managers/kvm-direct-overlay-host-race/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=ptrace -file-access=exclusive -overlay -network=host debug -stacks ci-gvisor-kvm-direct-overlay-host-race-0]
I0331 03:06:37.382779   19317 x:0] Git Revision: a046054ba35e8d8c4882f9311dc964eaa1497d58
I0331 03:06:37.382794   19317 x:0] PID: 19317
I0331 03:06:37.382810   19317 x:0] UID: 0, GID: 0
I0331 03:06:37.382835   19317 x:0] Configuration:
I0331 03:06:37.382863   19317 x:0] 		RootDir: /syzkaller/managers/kvm-direct-overlay-host-race/workdir/gvisor_root
I0331 03:06:37.382879   19317 x:0] 		Platform: ptrace
I0331 03:06:37.382905   19317 x:0] 		FileAccess: exclusive, overlay: true
I0331 03:06:37.382949   19317 x:0] 		Network: host, logging: false
I0331 03:06:37.382971   19317 x:0] 		Strace: false, max size: 1024, syscalls: []
I0331 03:06:37.382998   19317 x:0] ***************************
D0331 03:06:37.383066   19317 x:0] Load container "/syzkaller/managers/kvm-direct-overlay-host-race/workdir/gvisor_root" "ci-gvisor-kvm-direct-overlay-host-race-0"
D0331 03:06:37.388635   19317 x:0] Signal container "ci-gvisor-kvm-direct-overlay-host-race-0": signal 0
D0331 03:06:37.388698   19317 x:0] Signal sandbox "ci-gvisor-kvm-direct-overlay-host-race-0"
D0331 03:06:37.388723   19317 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-overlay-host-race-0"
D0331 03:06:37.389617   19317 x:0] urpc: successfully marshalled 120 bytes.
D0331 03:06:37.393388   19317 x:0] urpc: unmarshal success.
I0331 03:06:37.393520   19317 x:0] Found sandbox "ci-gvisor-kvm-direct-overlay-host-race-0", PID: 49911
I0331 03:06:37.393586   19317 x:0] Retrieving sandbox stacks
D0331 03:06:37.393625   19317 x:0] Stacks sandbox "ci-gvisor-kvm-direct-overlay-host-race-0"
D0331 03:06:37.393657   19317 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-overlay-host-race-0"
D0331 03:06:37.394044   19317 x:0] urpc: successfully marshalled 36 bytes.
D0331 03:06:37.625893   19317 x:0] urpc: unmarshal success.
I0331 03:06:37.625992   19317 x:0]      *** Stack dump ***
goroutine 1082343 [running]:
gvisor.googlesource.com/gvisor/pkg/log.Stacks(0x45c801, 0xc0001072c0, 0xc001570a50, 0xc000550380)
	pkg/log/log.go:259 +0xb6
gvisor.googlesource.com/gvisor/runsc/boot.(*debug).Stacks(0x23cfc78, 0x23cfc78, 0xc0006a2240, 0x0, 0x0)
	runsc/boot/debug.go:26 +0x38
reflect.Value.call(0xc0001072c0, 0xc0000101c0, 0x13, 0x112796b, 0x4, 0xc0007abeb8, 0x3, 0x3, 0x4a864e, 0xfda2e0, ...)
	GOROOT/src/reflect/value.go:447 +0x649
reflect.Value.Call(0xc0001072c0, 0xc0000101c0, 0x13, 0xc0007abeb8, 0x3, 0x3, 0x0, 0x23cfc78, 0x16)
	GOROOT/src/reflect/value.go:308 +0xc1
gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleOne(0xc0002b2690, 0xc0018ea510, 0x0, 0x0)
	pkg/urpc/urpc.go:325 +0x63f
gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleRegistered(0xc0002b2690, 0xc0018ea510, 0xc0002b2690, 0xc0018ea510)
	pkg/urpc/urpc.go:420 +0x43
gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling.func1(0xc0002b2690, 0xc0018ea510)
	pkg/urpc/urpc.go:440 +0x77
created by gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling
	pkg/urpc/urpc.go:438 +0x6f

goroutine 1 [semacquire, 11 minutes]:
sync.runtime_Semacquire(0xc0002ec214)
	GOROOT/src/runtime/sema.go:56 +0x39
sync.(*WaitGroup).Wait(0xc0002ec214)
	GOROOT/src/sync/waitgroup.go:130 +0xb2
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Kernel).WaitExited(...)
	pkg/sentry/kernel/kernel.go:817
gvisor.googlesource.com/gvisor/runsc/boot.(*Loader).WaitExit(0xc00031e000, 0x0, 0x0)
	runsc/boot/loader.go:781 +0x74
gvisor.googlesource.com/gvisor/runsc/cmd.(*Boot).Execute(0xc00026e120, 0x12b88a0, 0xc00013a010, 0xc000140ae0, 0xc0001c1100, 0x2, 0x2, 0x0)
	runsc/cmd/boot.go:252 +0x12e4
github.com/google/subcommands.(*Commander).Execute(0xc000146000, 0x12b88a0, 0xc00013a010, 0xc0001c1100, 0x2, 0x2, 0x203000)
	external/com_github_google_subcommands/subcommands.go:141 +0x522
github.com/google/subcommands.Execute(...)
	external/com_github_google_subcommands/subcommands.go:371
main.main()
	runsc/main.go:231 +0x2438