panic: Unknown syscall 165 error: strconv.ParseInt: parsing "0xffffffffffffffff": invalid syntax goroutine 437 [running]: panic(0xfc1e60, 0xc000454880) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0001efbf0 sp=0xc0001efb38 pc=0x437030 gvisor.dev/gvisor/pkg/sentry/kernel.ExtractErrno(0x12de940, 0xc000220de0, 0xa5, 0x20000000) pkg/sentry/kernel/task_syscall.go:402 +0x2e9 fp=0xc0001efc58 sp=0xc0001efbf0 pc=0x9cec29 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00065f500, 0xa5, 0x20000008, 0x20000000, 0x20000040, 0x0, 0x20000140, 0x0, 0x20000140, 0x0) pkg/sentry/kernel/task_syscall.go:249 +0x165 fp=0xc0001efce0 sp=0xc0001efc58 pc=0x9cd3e5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00065f500, 0xa5, 0x20000008, 0x20000000, 0x20000040, 0x0, 0x20000140, 0x0, 0xdddbe5, 0xc0004d2028) pkg/sentry/kernel/task_syscall.go:199 +0x98 fp=0xc0001efd40 sp=0xc0001efce0 pc=0x9cce98 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00065f500, 0x2, 0xc00065f500) pkg/sentry/kernel/task_syscall.go:174 +0x15c fp=0xc0001efe10 sp=0xc0001efd40 pc=0x9cc83c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00065f500, 0x12dd140, 0x0) pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc0001eff60 sp=0xc0001efe10 pc=0x9c0c85 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00065f500, 0x10) pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc0001effd0 sp=0xc0001eff60 pc=0x9bf94f runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0001effd8 sp=0xc0001effd0 pc=0x4705a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:323 +0xfe