panic: Unknown syscall 8 error: EOF goroutine 856007 [running]: panic(0xfc8960, 0xc000480640) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0036f6bf0 sp=0xc0036f6b38 pc=0x437030 gvisor.dev/gvisor/pkg/sentry/kernel.ExtractErrno(0x12ec640, 0xc000150110, 0x8, 0x801) pkg/sentry/kernel/task_syscall.go:402 +0x2e9 fp=0xc0036f6c58 sp=0xc0036f6bf0 pc=0x9d2369 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0055d8a80, 0x8, 0x3, 0x801, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:249 +0x165 fp=0xc0036f6ce0 sp=0xc0036f6c58 pc=0x9d0b25 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0055d8a80, 0x8, 0x3, 0x801, 0x0, 0x0, 0x0, 0x0, 0xde34ce, 0xc0012e2d60) pkg/sentry/kernel/task_syscall.go:199 +0x98 fp=0xc0036f6d40 sp=0xc0036f6ce0 pc=0x9d05d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0055d8a80, 0x2, 0xc0055d8a80) pkg/sentry/kernel/task_syscall.go:174 +0x15c fp=0xc0036f6e10 sp=0xc0036f6d40 pc=0x9cff7c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0055d8a80, 0x12ed3e0, 0x0) pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc0036f6f60 sp=0xc0036f6e10 pc=0x9c4385 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0055d8a80, 0x10e5) pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc0036f6fd0 sp=0xc0036f6f60 pc=0x9c304f runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0036f6fd8 sp=0xc0036f6fd0 pc=0x4705a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:323 +0xfe