panic: interface conversion: vfs.DentryImpl is *tmpfs.dentry, not *kernfs.Dentry

goroutine 3009892 [running]:
panic({0xb6a840, 0x40063078c0})
	GOROOT/src/runtime/panic.go:987 +0x3d8 fp=0x400c405340 sp=0x400c405280 pc=0x46bb8
runtime.panicdottypeE(...)
	GOROOT/src/runtime/iface.go:262
runtime.panicdottypeI(0x400722dd40?, 0xcb7a80, 0xbb6760)
	GOROOT/src/runtime/iface.go:272 +0x74 fp=0x400c405370 sp=0x400c405340 pc=0x1a174
gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).LinkAt(0x400014c000, {0xf655b8, 0x4000a1d500}, 0x400013d680, {0x40004c1500?, 0x40077b5400?})
	pkg/sentry/fsimpl/kernfs/filesystem.go:367 +0x604 fp=0x400c4055a0 sp=0x400c405370 pc=0x37fcb4
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).LinkAt(0x4000a1d500?, {0xf655b8, 0x4000a1d500}, 0x3af56c?, 0x400c4056f8?, 0x400c405708)
	pkg/sentry/vfs/vfs.go:296 +0x168 fp=0x400c405620 sp=0x400c4055a0 pc=0x32b5e8
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.linkat(0x4000a1d500, 0xb0?, 0x1?, 0x92bf22d8?, 0x400c405848?, 0x400)
	pkg/sentry/syscalls/linux/sys_file.go:1029 +0x278 fp=0x400c405810 sp=0x400c405620 pc=0x5dfce8
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Linkat(0x4000a1d500?, {{0xffffffffffffff9c}, {0x200032c0}, {0x4}, {0x20003340}, {0x400}, {0x0}})
	pkg/sentry/syscalls/linux/sys_file.go:998 +0x30 fp=0x400c405850 sp=0x400c405810 pc=0x5dfa40
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x4000a1d500, 0x25, {{0xffffffffffffff9c}, {0x200032c0}, {0x4}, {0x20003340}, {0x400}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:142 +0x578 fp=0x400c405c40 sp=0x400c405850 pc=0x4de1b8
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x4000a1d500, 0x0?, {{0xffffffffffffff9c}, {0x200032c0}, {0x4}, {0x20003340}, {0x400}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:322 +0x40 fp=0x400c405ca0 sp=0x400c405c40 pc=0x4df0d0
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x17d7840?, 0xa45e1d8?, {{0xffffffffffffff9c}, {0x200032c0}, {0x4}, {0x20003340}, {0x400}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:282 +0x5c fp=0x400c405d00 sp=0x400c405ca0 pc=0x4deddc
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x400a14d860?)
	pkg/sentry/kernel/task_syscall.go:257 +0x298 fp=0x400c405e00 sp=0x400c405d00 pc=0x4deb88
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x4006c84e00?, 0x4000a1d500)
	pkg/sentry/kernel/task_run.go:259 +0xd10 fp=0x400c405f40 sp=0x400c405e00 pc=0x4d4170
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4000a1d500, 0x87bf)
	pkg/sentry/kernel/task_run.go:94 +0x1a8 fp=0x400c405fb0 sp=0x400c405f40 pc=0x4d2e88
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1()
	pkg/sentry/kernel/task_start.go:377 +0x2c fp=0x400c405fd0 sp=0x400c405fb0 pc=0x4dcc6c
runtime.goexit()
	src/runtime/asm_arm64.s:1172 +0x4 fp=0x400c405fd0 sp=0x400c405fd0 pc=0x7b5a4
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:377 +0xe8