panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0x103a27a] goroutine 164 [running]: panic(0x1276f00, 0x202acc0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000b894b0 sp=0xc000b893e8 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc000b894d0 sp=0xc000b894b0 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc000b89508 sp=0xc000b894d0 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc000374420, 0xc00037ea80, 0xc00069e340, 0x80000003e, 0x8, 0x1) pkg/sentry/fsimpl/fuse/connection.go:318 +0x3a fp=0xc000b89568 sp=0xc000b89508 pc=0x103a27a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc000374420, 0xc00037ea80, 0xc00069e340, 0x1, 0x8, 0x1608a08) pkg/sentry/fsimpl/fuse/connection.go:291 +0xf2 fp=0xc000b895d8 sp=0xc000b89568 pc=0x1039f92 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).newEntry(0xc000460400, 0x160c7d8, 0xc00037ea80, 0xc00065a302, 0x5, 0x8008b8000, 0x1608a08, 0xc0003462a0, 0xc00037ea80, 0xc0003e50e0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:790 +0x15f fp=0xc000b896f0 sp=0xc000b895d8 pc=0x1042f9f gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).NewNode(0xc000460400, 0x160c7d8, 0xc00037ea80, 0xc00065a302, 0x5, 0x9a8000, 0x0, 0x0, 0x0, 0x94dac0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:686 +0x15b fp=0xc000b89768 sp=0xc000b896f0 pc=0x104227b gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).MknodAt(0xc000992180, 0x160c7d8, 0xc00037ea80, 0xc00065cd80, 0x548000, 0xc000000000, 0x0, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:597 +0x425 fp=0xc000b89968 sp=0xc000b89768 pc=0x8b5945 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).MknodAt(0xc000552180, 0x160c7d8, 0xc00037ea80, 0xc0003e50e0, 0xc000b89ab0, 0xc000b89a90, 0x0, 0xc0001986c0) pkg/sentry/vfs/vfs.go:426 +0x10c fp=0xc000b899e0 sp=0xc000b89968 pc=0x7a414c gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.mknodat(0xc00037ea80, 0xffffff9c, 0x200007c0, 0x40008000, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:169 +0x34e fp=0xc000b89b78 sp=0xc000b899e0 pc=0xf630ce gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Mknodat(0xc00037ea80, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x857f015ddd80, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:143 +0x87 fp=0xc000b89bb8 sp=0xc000b89b78 pc=0xf62d27 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00037ea80, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1433f80, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc000b89c78 sp=0xc000b89bb8 pc=0xa87939 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00037ea80, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc000b89d00 sp=0xc000b89c78 pc=0xa88c10 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00037ea80, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0xc0003448f0, 0x161dae8) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc000b89d60 sp=0xc000b89d00 pc=0xa886f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00037ea80, 0x2, 0xc00037ea80) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc000b89e30 sp=0xc000b89d60 pc=0xa87fd8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00037ea80, 0x15deb80, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc000b89f68 sp=0xc000b89e30 pc=0xa7ae7a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00037ea80, 0x12) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc000b89fd0 sp=0xc000b89f68 pc=0xa79c39 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000b89fd8 sp=0xc000b89fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:396 +0x116