panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x28 pc=0x750bf1] goroutine 10879 [running]: panic({0x1045800, 0x2648590}) GOROOT/src/runtime/panic.go:987 +0x3bb fp=0xc000613398 sp=0xc0006132d8 pc=0x436c9b runtime.panicmem(...) GOROOT/src/runtime/panic.go:260 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:837 +0x37d fp=0xc0006133f8 sp=0xc000613398 pc=0x44e2dd gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ConnectMountAt(0xc000254560, {0x13e6640, 0xc02d0a7500}, 0x100?, 0x0?, 0x40?) pkg/sentry/vfs/mount.go:224 +0x131 fp=0xc0006134b8 sp=0xc0006133f8 pc=0x750bf1 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).MountAt(0xc000598000?, {0x13e6640, 0xc02d0a7500}, 0xc02d5cad00?, {0x0?, 0x2?}, 0x0?, {0xc02d5caf00?, 0x1?}, 0xc000613738) pkg/sentry/vfs/mount.go:374 +0x10e fp=0xc000613578 sp=0xc0006134b8 pc=0x751c0e gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Mount(0xc02d0a7500, 0xc6e725?, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_mount.go:127 +0x429 fp=0xc000613868 sp=0xc000613578 pc=0xa8e1a9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc02d0a7500, 0xa5, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x755 fp=0xc000613c58 sp=0xc000613868 pc=0x94d075 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc02d0a7500, 0x85?, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x4a fp=0xc000613cb8 sp=0xc000613c58 pc=0x94e2aa gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc02d976878?, 0x0?, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x65 fp=0xc000613d18 sp=0xc000613cb8 pc=0x94df85 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc021b660d0?) pkg/sentry/kernel/task_syscall.go:257 +0x2f0 fp=0xc000613e10 sp=0xc000613d18 pc=0x94dcf0 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc02d8db780?, 0xc02d0a7500) pkg/sentry/kernel/task_run.go:269 +0x101e fp=0xc000613f48 sp=0xc000613e10 pc=0x941d9e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc02d0a7500, 0x63c) pkg/sentry/kernel/task_run.go:98 +0x1f8 fp=0xc000613fc0 sp=0xc000613f48 pc=0x9406d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:390 +0x2a fp=0xc000613fe0 sp=0xc000613fc0 pc=0x94b86a runtime.goexit() src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000613fe8 sp=0xc000613fe0 pc=0x46d6a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:390 +0xef