panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0x102e241] goroutine 120 [running]: panic(0x126baa0, 0x20105a0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0007b6b98 sp=0xc0007b6ad0 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0007b6bb8 sp=0xc0007b6b98 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0007b6bf0 sp=0xc0007b6bb8 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc000563680, 0xc000883500, 0xc0002f5aa0, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:306 +0xa1 fp=0xc0007b6c68 sp=0xc0007b6bf0 pc=0x102e241 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc000563680, 0xc000883500, 0xc0002f5aa0, 0x1, 0x3, 0x15f7e90) pkg/sentry/fsimpl/fuse/connection.go:278 +0x97 fp=0xc0007b6ca8 sp=0xc0007b6c68 pc=0x102e017 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).getAttr(0xc0004df400, 0x15fbc58, 0xc000883500, 0xc00069a000, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:920 +0x1fb fp=0xc0007b6f60 sp=0xc0007b6ca8 pc=0x103767b gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Stat(0xc0004df400, 0x15fbc58, 0xc000883500, 0xc00069a000, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:977 +0xbd fp=0xc0007b71a0 sp=0xc0007b6f60 pc=0x1037e3d gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).StatAt(0xc00069a000, 0x15fbc58, 0xc000883500, 0xc0002c0480, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:1097 +0x253 fp=0xc0007b73d0 sp=0xc0007b71a0 pc=0x8b63f3 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).StatAt(0xc00032d080, 0x15fbc58, 0xc000883500, 0xc000563560, 0xc0007b7b18, 0xc0007b76b8, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/vfs/vfs.go:754 +0xfb fp=0xc0007b75e0 sp=0xc0007b73d0 pc=0x7a2a1b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.fstatat(0xc000883500, 0xffffff9c, 0x20004780, 0x0, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/stat.go:127 +0x2fb fp=0xc0007b7b70 sp=0xc0007b75e0 pc=0xf7ccfb gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Newfstatat(0xc000883500, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7fb7f9658700, 0x0, 0x0, 0x0, 0x857f00000000, ...) pkg/sentry/syscalls/linux/vfs2/stat.go:54 +0x87 fp=0xc0007b7bb8 sp=0xc0007b7b70 pc=0xf7c9a7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000883500, 0x106, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7fb7f9658700, 0x0, 0x0, 0x1425da0, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc0007b7c78 sp=0xc0007b7bb8 pc=0xa84959 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000883500, 0x106, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7fb7f9658700, 0x0, 0x7fb7f9658700, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc0007b7d00 sp=0xc0007b7c78 pc=0xa85c30 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000883500, 0x106, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7fb7f9658700, 0x0, 0xc00081ed00, 0x160ce68) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc0007b7d60 sp=0xc0007b7d00 pc=0xa85714 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000883500, 0x2, 0xc000883500) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc0007b7e30 sp=0xc0007b7d60 pc=0xa84ff8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000883500, 0x15cea40, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc0007b7f68 sp=0xc0007b7e30 pc=0xa77f1a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000883500, 0x14) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc0007b7fd0 sp=0xc0007b7f68 pc=0xa76cd9 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0007b7fd8 sp=0xc0007b7fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:398 +0x116