WARNING: DATA RACE Write at 0x00c000be25e0 by goroutine 452: gvisor.googlesource.com/gvisor/pkg/sentry/fs.Rename() pkg/sentry/fs/dirent.go:1628 +0x61f gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.renameAt.func1.1() pkg/sentry/syscalls/linux/sys_file.go:1864 +0x1f8 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.fileOpAt() pkg/sentry/syscalls/linux/sys_file.go:51 +0x20f gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.renameAt.func1() pkg/sentry/syscalls/linux/sys_file.go:1852 +0x218 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.fileOpAt() pkg/sentry/syscalls/linux/sys_file.go:51 +0x20f gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.renameAt() pkg/sentry/syscalls/linux/sys_file.go:1840 +0x180 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Rename() pkg/sentry/syscalls/linux/sys_file.go:1873 +0x60 DIAGNOSIS: I0219 10:10:05.928797 7511 x:0] *************************** I0219 10:10:05.928931 7511 x:0] Args: [/syzkaller/managers/ptrace-proxy-sandbox-race/current/image -root /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root -watchdog-action=panic -network=none -debug -platform=ptrace -file-access=shared -network=sandbox debug -stacks ci-gvisor-ptrace-proxy-sandbox-race-0] I0219 10:10:05.928991 7511 x:0] Git Revision: c611dbc5a7399922588e3fd99b22bda19f684afe I0219 10:10:05.929022 7511 x:0] PID: 7511 I0219 10:10:05.929059 7511 x:0] UID: 0, GID: 0 I0219 10:10:05.929075 7511 x:0] Configuration: I0219 10:10:05.929086 7511 x:0] RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root I0219 10:10:05.929101 7511 x:0] Platform: ptrace I0219 10:10:05.929154 7511 x:0] FileAccess: shared, overlay: false I0219 10:10:05.929178 7511 x:0] Network: sandbox, logging: false I0219 10:10:05.929221 7511 x:0] Strace: false, max size: 1024, syscalls: [] I0219 10:10:05.929257 7511 x:0] *************************** D0219 10:10:05.929324 7511 x:0] Load container "/syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root" "ci-gvisor-ptrace-proxy-sandbox-race-0" D0219 10:10:05.931856 7511 x:0] Signal container "ci-gvisor-ptrace-proxy-sandbox-race-0": signal 0 D0219 10:10:05.931945 7511 x:0] Signal sandbox "ci-gvisor-ptrace-proxy-sandbox-race-0" D0219 10:10:05.932008 7511 x:0] Connecting to sandbox "ci-gvisor-ptrace-proxy-sandbox-race-0" D0219 10:10:05.932448 7511 x:0] urpc: successfully marshalled 117 bytes. D0219 10:10:05.934267 7511 x:0] urpc: unmarshal success. I0219 10:10:05.934374 7511 x:0] Found sandbox "ci-gvisor-ptrace-proxy-sandbox-race-0", PID: 54719 I0219 10:10:05.934415 7511 x:0] Retrieving sandbox stacks D0219 10:10:05.934446 7511 x:0] Stacks sandbox "ci-gvisor-ptrace-proxy-sandbox-race-0" D0219 10:10:05.934467 7511 x:0] Connecting to sandbox "ci-gvisor-ptrace-proxy-sandbox-race-0" D0219 10:10:05.934552 7511 x:0] urpc: successfully marshalled 36 bytes. D0219 10:10:06.088003 7511 x:0] urpc: unmarshal success. I0219 10:10:06.088097 7511 x:0] *** Stack dump *** goroutine 227818 [running]: gvisor.googlesource.com/gvisor/pkg/log.Stacks(0x459e01, 0x28, 0x45d3f2, 0x4e4b3d) pkg/log/log.go:259 +0xd1 gvisor.googlesource.com/gvisor/runsc/boot.(*debug).Stacks(0x22fb298, 0x22fb298, 0xc0003fa160, 0x0, 0x0) runsc/boot/debug.go:26 +0x38 reflect.Value.call(0xc00033c6c0, 0xc00034a1c0, 0x13, 0x10e46ca, 0x4, 0xc000bc5e68, 0x3, 0x3, 0x4f0a5e, 0xf9ea20, ...) GOROOT/src/reflect/value.go:447 +0x635 reflect.Value.Call(0xc00033c6c0, 0xc00034a1c0, 0x13, 0xc000bc5e68, 0x3, 0x3, 0x0, 0x22fb298, 0x16) GOROOT/src/reflect/value.go:308 +0xc1 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleOne(0xc000348090, 0xc000ef6120, 0x0, 0x0) pkg/urpc/urpc.go:325 +0x681 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleRegistered(0xc000348090, 0xc000ef6120, 0xc000348090, 0xc000ef6120) pkg/urpc/urpc.go:420 +0x43 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling.func1(0xc000348090, 0xc000ef6120) 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, 1 minutes]: sync.runtime_Semacquire(0xc000150df4) GOROOT/src/runtime/sema.go:56 +0x39 sync.(*WaitGroup).Wait(0xc000150df4) GOROOT/src/sync/waitgroup.go:130 +0xb5 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Kernel).WaitExited(0xc00026a140) pkg/sentry/kernel/kernel.go:813 +0x57 gvisor.googlesource.com/gvisor/runsc/boot.(*Loader).WaitExit(0xc00026a3c0, 0x0, 0x0) runsc/boot/loader.go:756 +0x50 gvisor.googlesource.com/gvisor/runsc/cmd.(*Boot).Execute(0xc00028c090, 0x122b4c0, 0xc000138010, 0xc00011c5a0, 0xc0002a2140, 0x2, 0x2, 0x0) runsc/cmd/boot.go:236 +0x121d github.com/google/subcommands.(*Commander).Execute(0xc00014c000, 0x122b4c0, 0xc000138010, 0xc0002a2140, 0x2, 0x2, 0x1) external/com_github_google_subcommands/subcommands.go:141 +0x525 github.com/google/subcommands.Execute(0x122b4c0, 0xc000138010, 0xc0002a2140, 0x2, 0x2, 0xc000298140) external/com_github_google_subcommands/subcommands.go:371 +0x81 main.main() runsc/main.go:221 +0x1f02