panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x28 pc=0x35c9e8] goroutine 116459 [running]: panic({0xc47280, 0x248d2e0}) GOROOT/src/runtime/panic.go:987 +0x3ac fp=0x4008e4b3d0 sp=0x4008e4b310 pc=0x450ac runtime.panicmem() GOROOT/src/runtime/panic.go:260 +0x48 fp=0x4008e4b3f0 sp=0x4008e4b3d0 pc=0x43a28 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:837 +0x214 fp=0x4008e4b430 sp=0x4008e4b3f0 pc=0x5c7f4 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ConnectMountAt(0x400050a200, {0x1034760, 0x4009fcea80}, 0x100?, 0x0?, 0x100?) pkg/sentry/vfs/mount.go:224 +0xe8 fp=0x4008e4b500 sp=0x4008e4b440 pc=0x35c9e8 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).MountAt(0x4009fcea80?, {0x1034760, 0x4009fcea80}, 0x0?, {0x0?, 0x549fe0?}, 0x100?, {0x4005e7a600?, 0xffffffffffffffff?}, 0x2?) pkg/sentry/vfs/mount.go:374 +0xc4 fp=0x4008e4b5c0 sp=0x4008e4b500 pc=0x35d964 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Mount(0x4009fcea80, 0x0?, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_mount.go:127 +0x3b0 fp=0x4008e4b8d0 sp=0x4008e4b5c0 pc=0x6bb630 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x4009fcea80, 0x28, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x678 fp=0x4008e4bc10 sp=0x4008e4b8d0 pc=0x56d038 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x4009fcea80, 0x0?, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x48 fp=0x4008e4bc70 sp=0x4008e4bc10 pc=0x56e318 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x4008e4bd58?, 0x896890?, {{0x200004c0}, {0x20000140}, {0x20000080}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x7c fp=0x4008e4bcd0 sp=0x4008e4bc70 pc=0x56df1c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x4004a98c30?) pkg/sentry/kernel/task_syscall.go:257 +0x330 fp=0x4008e4bdd0 sp=0x4008e4bcd0 pc=0x56dc40 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x400613a280?, 0x4009fcea80) pkg/sentry/kernel/task_run.go:269 +0x116c fp=0x4008e4bf20 sp=0x4008e4bdd0 pc=0x560dbc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4009fcea80, 0x1d1d) pkg/sentry/kernel/task_run.go:98 +0x250 fp=0x4008e4bfb0 sp=0x4008e4bf20 pc=0x55f5b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:390 +0x2c fp=0x4008e4bfd0 sp=0x4008e4bfb0 pc=0x56b76c runtime.goexit() src/runtime/asm_arm64.s:1172 +0x4 fp=0x4008e4bfd0 sp=0x4008e4bfd0 pc=0x7a444 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:390 +0xf8