panic: Unknown syscall 165 error: strconv.ParseInt: parsing "": invalid syntax goroutine 491 [running]: panic(0xfc5280, 0xc0002049f0) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0001a9bf0 sp=0xc0001a9b38 pc=0x437030 gvisor.dev/gvisor/pkg/sentry/kernel.ExtractErrno(0x12e8f20, 0xc0004a16b0, 0xa5, 0x20001d80) pkg/sentry/kernel/task_syscall.go:402 +0x2e9 fp=0xc0001a9c58 sp=0xc0001a9bf0 pc=0x9d07e9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0001daa80, 0xa5, 0x20001d40, 0x20001d80, 0x20001dc0, 0x2000000, 0x20001e00, 0x0, 0x20001e00, 0x0) pkg/sentry/kernel/task_syscall.go:249 +0x165 fp=0xc0001a9ce0 sp=0xc0001a9c58 pc=0x9cefa5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0001daa80, 0xa5, 0x20001d40, 0x20001d80, 0x20001dc0, 0x2000000, 0x20001e00, 0x0, 0xde0665, 0xc0008380a8) pkg/sentry/kernel/task_syscall.go:199 +0x98 fp=0xc0001a9d40 sp=0xc0001a9ce0 pc=0x9cea58 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0001daa80, 0x2, 0xc0001daa80) pkg/sentry/kernel/task_syscall.go:174 +0x15c fp=0xc0001a9e10 sp=0xc0001a9d40 pc=0x9ce3fc gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0001daa80, 0x12e7700, 0x0) pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc0001a9f60 sp=0xc0001a9e10 pc=0x9c2805 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0001daa80, 0xc) pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc0001a9fd0 sp=0xc0001a9f60 pc=0x9c14cf runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0001a9fd8 sp=0xc0001a9fd0 pc=0x4705a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:323 +0xfe