panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0x103687a] goroutine 414 [running]: panic(0x1273c40, 0x2022520) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0009e5360 sp=0xc0009e5298 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0009e5380 sp=0xc0009e5360 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0009e53b8 sp=0xc0009e5380 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc0005ec7e0, 0xc000828a80, 0xc00061f440, 0x1b00000030, 0x8, 0x1) pkg/sentry/fsimpl/fuse/connection.go:318 +0x3a fp=0xc0009e5418 sp=0xc0009e53b8 pc=0x103687a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc0005ec7e0, 0xc000828a80, 0xc00061f440, 0x1, 0x1b, 0x1603be0) pkg/sentry/fsimpl/fuse/connection.go:291 +0xf2 fp=0xc0009e5488 sp=0xc0009e5418 pc=0x1036592 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Open(0xc0007a3800, 0x1607818, 0xc000828a80, 0xc00088a000, 0xc000316240, 0x241, 0x0, 0xc0003322f0, 0xc00098a5d3) pkg/sentry/fsimpl/fuse/fusefs.go:536 +0x305 fp=0xc0009e5530 sp=0xc0009e5488 pc=0x103d985 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc00095a180, 0x1607818, 0xc000828a80, 0xc00088a000, 0x241, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:688 +0x11d5 fp=0xc0009e5780 sp=0xc0009e5530 pc=0x8b3af5 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc00035b080, 0x1607818, 0xc000828a80, 0xc00092e6c0, 0xc00098aa78, 0xc0009e5a60, 0x100, 0xc00051e540, 0xc0004fc900) pkg/sentry/vfs/vfs.go:530 +0x236 fp=0xc0009e59c0 sp=0xc0009e5780 pc=0x7a1396 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat(0xc000828a80, 0xffffff9c, 0x20000000, 0x241, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:219 +0x31c fp=0xc0009e5b60 sp=0xc0009e59c0 pc=0xf6033c gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Creat(0xc000828a80, 0x20000000, 0x0, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x0, 0x0, 0x0, 0x857f00000000, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:200 +0x71 fp=0xc0009e5bb8 sp=0xc0009e5b60 pc=0xf5ffd1 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000828a80, 0x55, 0x20000000, 0x0, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x0, 0x0, 0x1430260, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc0009e5c78 sp=0xc0009e5bb8 pc=0xa84619 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000828a80, 0x55, 0x20000000, 0x0, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x0, 0x7fdaa1f7e700, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc0009e5d00 sp=0xc0009e5c78 pc=0xa858f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000828a80, 0x55, 0x20000000, 0x0, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x7fdaa1f7e700, 0x0, 0xc0007b0340, 0x1618a28) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc0009e5d60 sp=0xc0009e5d00 pc=0xa853d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000828a80, 0x2, 0xc000828a80) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc0009e5e30 sp=0xc0009e5d60 pc=0xa84cb8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000828a80, 0x15d9e00, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc0009e5f68 sp=0xc0009e5e30 pc=0xa77b5a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000828a80, 0x15) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc0009e5fd0 sp=0xc0009e5f68 pc=0xa76919 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0009e5fd8 sp=0xc0009e5fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:396 +0x116