panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0xf2da50]

goroutine 89 [running]:
panic(0x115ee60, 0x1d353c0)
	GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0004ad2b8 sp=0xc0004ad1f0 pc=0x437c65
runtime.panicmem()
	GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0004ad2d8 sp=0xc0004ad2b8 pc=0x435cbb
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0004ad310 sp=0xc0004ad2d8 pc=0x44fa93
gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc0000f4120, 0xc0005fb500, 0xc0000e6e80, 0x1b00000030, 0x8, 0x1)
	pkg/sentry/fsimpl/fuse/connection.go:299 +0x30 fp=0xc0004ad370 sp=0xc0004ad310 pc=0xf2da50
gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc0000f4120, 0xc0005fb500, 0xc0000e6e80, 0x1, 0xc00000001b, 0x14c1390)
	pkg/sentry/fsimpl/fuse/connection.go:275 +0xb8 fp=0xc0004ad3e0 sp=0xc0004ad370 pc=0xf2d7f8
gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Open(0xc000028400, 0x14c52f8, 0xc0005fb500, 0xc000334000, 0xc00031a090, 0x40, 0x0, 0xc0001e6570, 0xc00033a523)
	pkg/sentry/fsimpl/fuse/fusefs.go:462 +0x4cb fp=0xc0004ad480 sp=0xc0004ad3e0 pc=0xf33fcb
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc0005da0c0, 0x14c52f8, 0xc0005fb500, 0xc000334000, 0x40, 0x0, 0x0, 0x0)
	pkg/sentry/fsimpl/kernfs/filesystem.go:523 +0x124f fp=0xc0004ad6d8 sp=0xc0004ad480 pc=0x85e66f
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc0001f1300, 0x14c52f8, 0xc0005fb500, 0xc000485ce0, 0xc00033a9d0, 0xc0004ad9b8, 0x100, 0xc00020e840, 0xc000310900)
	pkg/sentry/vfs/vfs.go:437 +0x196 fp=0xc0004ad918 sp=0xc0004ad6d8 pc=0x76dcf6
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat(0xc0005fb500, 0xc0ffffff9c, 0x20001fc0, 0xc000002040, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/syscalls/linux/vfs2/filesystem.go:179 +0x2c5 fp=0xc0004adab8 sp=0xc0004ad918 pc=0xe659c5
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Openat(0xc0005fb500, 0xffffff9c, 0x20001fc0, 0x2040, 0x0, 0x7fd06175c700, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/filesystem.go:158 +0x55 fp=0xc0004adb10 sp=0xc0004adab8 pc=0xe65615
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0005fb500, 0x101, 0xffffff9c, 0x20001fc0, 0x2040, 0x0, 0x7fd06175c700, 0x0, 0xc000001fa0, 0x131baa0, ...)
	pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc0004adc70 sp=0xc0004adb10 pc=0x9f411c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0005fb500, 0x101, 0xffffff9c, 0x20001fc0, 0x2040, 0x0, 0x7fd06175c700, 0x0, 0x7fd06175c700, 0x0)
	pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc0004adcf8 sp=0xc0004adc70 pc=0x9f52c6
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005fb500, 0x101, 0xffffff9c, 0x20001fc0, 0x2040, 0x0, 0x7fd06175c700, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc0004add58 sp=0xc0004adcf8 pc=0x9f4eb8
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005fb500, 0x2, 0xc0005fb500)
	pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc0004ade28 sp=0xc0004add58 pc=0x9f485c
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0005fb500, 0x1497280, 0x0)
	pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc0004adf68 sp=0xc0004ade28 pc=0x9e9587
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0005fb500, 0x11)
	pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc0004adfd0 sp=0xc0004adf68 pc=0x9e84c2
runtime.goexit()
	src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0004adfd8 sp=0xc0004adfd0 pc=0x472861
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:339 +0xfe