WARNING: DATA RACE
DIAGNOSIS:
I0312 15:40:48.904274   61779 x:0] ***************************
I0312 15:40:48.906819   61779 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-2]
I0312 15:40:48.906914   61779 x:0] Git Revision: 6e6dbf0e566270ae96a4db81d9d04275d0fffb00
I0312 15:40:48.906981   61779 x:0] PID: 61779
I0312 15:40:48.907007   61779 x:0] UID: 0, GID: 0
I0312 15:40:48.907026   61779 x:0] Configuration:
I0312 15:40:48.907060   61779 x:0] 		RootDir: /syzkaller/managers/kvm-direct-overlay-host-race/workdir/gvisor_root
I0312 15:40:48.907093   61779 x:0] 		Platform: ptrace
I0312 15:40:48.907118   61779 x:0] 		FileAccess: exclusive, overlay: true
I0312 15:40:48.907149   61779 x:0] 		Network: host, logging: false
I0312 15:40:48.907178   61779 x:0] 		Strace: false, max size: 1024, syscalls: []
I0312 15:40:48.907212   61779 x:0] ***************************
D0312 15:40:48.910169   61779 x:0] Load container "/syzkaller/managers/kvm-direct-overlay-host-race/workdir/gvisor_root" "ci-gvisor-kvm-direct-overlay-host-race-2"
D0312 15:40:48.919934   61779 x:0] Signal container "ci-gvisor-kvm-direct-overlay-host-race-2": signal 0
D0312 15:40:48.920062   61779 x:0] Signal sandbox "ci-gvisor-kvm-direct-overlay-host-race-2"
D0312 15:40:48.920128   61779 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-overlay-host-race-2"
D0312 15:40:48.920623   61779 x:0] urpc: successfully marshalled 120 bytes.
D0312 15:40:48.924533   61779 x:0] urpc: unmarshal success.
I0312 15:40:48.925028   61779 x:0] Found sandbox "ci-gvisor-kvm-direct-overlay-host-race-2", PID: 63065
I0312 15:40:48.925126   61779 x:0] Retrieving sandbox stacks
D0312 15:40:48.925203   61779 x:0] Stacks sandbox "ci-gvisor-kvm-direct-overlay-host-race-2"
D0312 15:40:48.925303   61779 x:0] Connecting to sandbox "ci-gvisor-kvm-direct-overlay-host-race-2"
D0312 15:40:48.930261   61779 x:0] urpc: successfully marshalled 36 bytes.
D0312 15:40:49.621397   61779 x:0] urpc: unmarshal success.
I0312 15:40:49.621919   61779 x:0]      *** Stack dump ***
goroutine 2990856 [running]:
gvisor.googlesource.com/gvisor/pkg/log.Stacks(0x45c001, 0xc0002fc840, 0xc0140ffe90, 0xc00cbfc380)
	pkg/log/log.go:259 +0xb6
gvisor.googlesource.com/gvisor/runsc/boot.(*debug).Stacks(0x23a9a78, 0x23a9a78, 0xc00c0164c0, 0x0, 0x0)
	runsc/boot/debug.go:26 +0x38
reflect.Value.call(0xc0002fc840, 0xc000314198, 0x13, 0x110be85, 0x4, 0xc006fe9eb8, 0x3, 0x3, 0x4a765e, 0xfbfc20, ...)
	GOROOT/src/reflect/value.go:447 +0x63f
reflect.Value.Call(0xc0002fc840, 0xc000314198, 0x13, 0xc006fe9eb8, 0x3, 0x3, 0x0, 0x23a9a78, 0x16)
	GOROOT/src/reflect/value.go:308 +0xc1
gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleOne(0xc000312090, 0xc01404cf90, 0x0, 0x0)
	pkg/urpc/urpc.go:325 +0x63f
gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleRegistered(0xc000312090, 0xc01404cf90, 0xc000312090, 0xc01404cf90)
	pkg/urpc/urpc.go:420 +0x43
gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling.func1(0xc000312090, 0xc01404cf90)
	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, 45 minutes]:
sync.runtime_Semacquire(0xc00029c264)
	GOROOT/src/runtime/sema.go:56 +0x39
sync.(*WaitGroup).Wait(0xc00029c264)
	GOROOT/src/sync/waitgroup.go:130 +0xb2
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Kernel).WaitExited(...)
	pkg/sentry/kernel/kernel.go:813
gvisor.googlesource.com/gvisor/runsc/boot.(*Loader).WaitExit(0xc0002a2140, 0x0, 0x0)
	runsc/boot/loader.go:757 +0x74
gvisor.googlesource.com/gvisor/runsc/cmd.(*Boot).Execute(0xc0002281b0, 0x1294b00, 0xc0000d0008, 0xc000108ba0, 0xc0001a10a0, 0x2, 0x2, 0x0)
	runsc/cmd/boot.go:236 +0x1191
github.com/google/subcommands.(*Commander).Execute(0xc000126000, 0x1294b00, 0xc0000d0008, 0xc0001a10a0, 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:229 +0x246f