panic: ptrace status unexpected: got 9, wanted stopped stubStart = 00007fffffff0000 goroutine 509016 [running]: panic(0x10bfe60, 0xc008dc3c10) GOROOT/src/runtime/panic.go:1064 +0x545 fp=0xc007c69790 sp=0xc007c696c8 pc=0x437265 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).dumpAndPanic(0xc0251a3a40, 0xc01e442ed0, 0x30) pkg/sentry/platform/ptrace/subprocess.go:329 +0x2bf fp=0xc007c698d0 sp=0xc007c69790 pc=0xecdc1f gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).wait(0xc0251a3a40, 0x0, 0x113b0) pkg/sentry/platform/ptrace/subprocess.go:366 +0x25a fp=0xc007c69958 sp=0xc007c698d0 pc=0xece11a gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).syscall(0xc0251a3a40, 0xc007c69ad8, 0xc007c69c88, 0x6, 0x6) pkg/sentry/platform/ptrace/subprocess.go:441 +0xc5 fp=0xc007c699d8 sp=0xc007c69958 pc=0xece685 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*thread).syscallIgnoreInterrupt(0xc0251a3a40, 0xc0251a3a50, 0x9, 0xc007c69c88, 0x6, 0x6, 0xecc6df, 0x65, 0xecc8aa) pkg/sentry/platform/ptrace/subprocess.go:470 +0xd1 fp=0xc007c69bc0 sp=0xc007c699d8 pc=0xeceab1 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).syscall(0xc005333f80, 0x9, 0xc007c69c88, 0x6, 0x6, 0x0, 0x0, 0x0) pkg/sentry/platform/ptrace/subprocess.go:615 +0xf2 fp=0xc007c69c38 sp=0xc007c69bc0 pc=0xecf8f2 gvisor.dev/gvisor/pkg/sentry/platform/ptrace.(*subprocess).MapFile(0xc005333f80, 0x4f9000, 0x142c500, 0xc0001b9c00, 0x4ffffff7db7000, 0x4ffffff7e00000, 0x101, 0x4, 0x5) pkg/sentry/platform/ptrace/subprocess.go:624 +0x186 fp=0xc007c69cc8 sp=0xc007c69c38 pc=0xecfae6 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).mapASLocked(0xc01f423000, 0xc01f423800, 0x4, 0x53f000, 0x540000, 0x53f000, 0x540000, 0x101) pkg/sentry/mm/address_space.go:259 +0x2df fp=0xc007c69d40 sp=0xc007c69cc8 pc=0x896eff gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).HandleUserFault(0xc01f423000, 0x1439960, 0xc01d326a80, 0x53ff20, 0x1000101, 0x7f62914879c0, 0xc0141e6a20, 0xffffffff) pkg/sentry/mm/syscalls.go:77 +0x352 fp=0xc007c69e08 sp=0xc007c69d40 pc=0x8c2792 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc01d326a80, 0x140a7a0, 0x0) pkg/sentry/kernel/task_run.go:362 +0x75c fp=0xc007c69f60 sp=0xc007c69e08 pc=0xa4311c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc01d326a80, 0x2de4) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc007c69fd0 sp=0xc007c69f60 pc=0xa42262 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc007c69fd8 sp=0xc007c69fd0 pc=0x4709a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:374 +0x116