panic: Unknown syscall 84 error: payload too small. Minimum data lenth required: 128, but got data length 0 goroutine 1071083 [running]: panic(0x1219b00, 0xc00c003760) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000f5dc10 sp=0xc000f5db48 pc=0x437c65 gvisor.dev/gvisor/pkg/sentry/kernel.ExtractErrno(0x15d7700, 0xc00c003750, 0x54, 0x0) pkg/sentry/kernel/task_syscall.go:509 +0x3ee fp=0xc000f5dc78 sp=0xc000f5dc10 pc=0xa879ae gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0029c2a80, 0x54, 0x20000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:307 +0x1d9 fp=0xc000f5dd00 sp=0xc000f5dc78 pc=0xa85d39 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0029c2a80, 0x54, 0x20000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc010623c70, 0x16174a8) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc000f5dd60 sp=0xc000f5dd00 pc=0xa856b4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0029c2a80, 0x2, 0xc0029c2a80) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc000f5de30 sp=0xc000f5dd60 pc=0xa84f98 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0029c2a80, 0x15d88a0, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc000f5df68 sp=0xc000f5de30 pc=0xa77eba gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0029c2a80, 0x99e5) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc000f5dfd0 sp=0xc000f5df68 pc=0xa76c79 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000f5dfd8 sp=0xc000f5dfd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:398 +0x116