panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1585101] goroutine 30 [running]: panic(0x1943040, 0x26d1bc0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000828be0 sp=0xc000828b18 pc=0x43a6c5 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc000828c00 sp=0xc000828be0 pc=0x43871b runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc000828c38 sp=0xc000828c00 pc=0x453db3 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc00035b140, 0xc0003e2a80, 0xc0001be300, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:287 +0x181 fp=0xc000828d08 sp=0xc000828c38 pc=0x1585101 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc00035b140, 0xc0003e2a80, 0xc0001be300, 0x1, 0xc00000001b, 0x1dc8f60) pkg/sentry/fsimpl/fuse/connection.go:262 +0xba fp=0xc000828d80 sp=0xc000828d08 pc=0x1584d1a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Open(0xc000268400, 0x1dccc18, 0xc0003e2a80, 0xc00020cd80, 0xc0004b0240, 0x8000000241, 0x0, 0xc000828f20, 0x44cb6a) pkg/sentry/fsimpl/fuse/fusefs.go:439 +0x4d0 fp=0xc000828ec8 sp=0xc000828d80 pc=0x158f270 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc000356000, 0x1dccc18, 0xc0003e2a80, 0xc00020cd80, 0x8000000241, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:523 +0x17da fp=0xc0008291a8 sp=0xc000828ec8 pc=0xb06e3a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*filesystem).OpenAt(0xc000356000, 0x1dccc18, 0xc0003e2a80, 0xc00020cd80, 0x8000008241, 0x1, 0x1da0960, 0x3166558) :1 +0x91 fp=0xc000829210 sp=0xc0008291a8 pc=0x15a3cd1 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc000334900, 0x1dccc18, 0xc0003e2a80, 0xc00038a840, 0xc000829600, 0xc000829528, 0x100, 0xc0004703c0, 0xc0004b3200) pkg/sentry/vfs/vfs.go:437 +0x302 fp=0xc000829490 sp=0xc000829210 pc=0x981342 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat(0xc0003e2a80, 0xffffff9c, 0x20000240, 0x241, 0x80, 0x0, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:179 +0x31e fp=0xc0008296b0 sp=0xc000829490 pc=0x145985e gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Creat(0xc0003e2a80, 0x20000240, 0x80, 0x562c193e9c89, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:165 +0x67 fp=0xc000829728 sp=0xc0008296b0 pc=0x14594c7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0003e2a80, 0x55, 0x20000240, 0x80, 0x562c193e9c89, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x195 fp=0xc0008299b8 sp=0xc000829728 pc=0xd8d135 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0003e2a80, 0x55, 0x20000240, 0x80, 0x562c193e9c89, 0x0, 0x0, 0x0, 0xc0003e335f, 0xc0003e2a80) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc000829a90 sp=0xc0008299b8 pc=0xd8eb54 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0003e2a80, 0x55, 0x20000240, 0x80, 0x562c193e9c89, 0x0, 0x0, 0x0, 0x1ffffffff, 0xc000000000) pkg/sentry/kernel/task_syscall.go:198 +0x10f fp=0xc000829b38 sp=0xc000829a90 pc=0xd8e44f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0003e2a80, 0x2, 0xc0003e2a80) pkg/sentry/kernel/task_syscall.go:173 +0x214 fp=0xc000829ca8 sp=0xc000829b38 pc=0xd8dbd4 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0003e2a80, 0x1d9e940, 0x0) pkg/sentry/kernel/task_run.go:254 +0x1287 fp=0xc000829ed8 sp=0xc000829ca8 pc=0xd79e07 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0003e2a80, 0x11) pkg/sentry/kernel/task_run.go:95 +0x353 fp=0xc000829fd0 sp=0xc000829ed8 pc=0xd783b3 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000829fd8 sp=0xc000829fd0 pc=0x477541 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0x1a5