panic: invalid range: [0xffff8000a0000000, 0x7ffff000)

goroutine 519297 [running]:
panic(0xe08500, 0xc0012bc1a0)
	GOROOT/src/runtime/panic.go:1064 +0x46d fp=0xc000915748 sp=0xc000915690 pc=0x43432d
gvisor.dev/gvisor/pkg/sentry/pgalloc.(*MemoryFile).DecRef(0xc0003a2000, 0xffff8000a0000000, 0x7ffff000)
	pkg/sentry/pgalloc/pgalloc.go:598 +0x521 fp=0xc000915838 sp=0xc000915748 pc=0x6c5551
gvisor.dev/gvisor/pkg/sentry/mm.(*SpecialMappable).DecRef.func1()
	pkg/sentry/mm/special_mappable.go:56 +0x5d fp=0xc000915868 sp=0xc000915838 pc=0x84525d
gvisor.dev/gvisor/pkg/refs.(*AtomicRefCount).DecRefWithDestructor(0xc000ffaf00, 0xc0009158b8)
	pkg/refs/refcounter.go:459 +0x153 fp=0xc0009158a8 sp=0xc000915868 pc=0x59f413
gvisor.dev/gvisor/pkg/sentry/mm.(*SpecialMappable).DecRef(0xc000ffaf00)
	pkg/sentry/mm/special_mappable.go:55 +0x50 fp=0xc0009158d8 sp=0xc0009158a8 pc=0x82de50
gvisor.dev/gvisor/pkg/sentry/fs.(*overlayMappingIdentity).DecRef.func1()
	pkg/sentry/fs/file_overlay.go:527 +0x4a fp=0xc0009158f8 sp=0xc0009158d8 pc=0x68fb1a
gvisor.dev/gvisor/pkg/refs.(*AtomicRefCount).DecRefWithDestructor(0xc000a080c0, 0xc000915948)
	pkg/refs/refcounter.go:459 +0x153 fp=0xc000915938 sp=0xc0009158f8 pc=0x59f413
gvisor.dev/gvisor/pkg/sentry/fs.(*overlayMappingIdentity).DecRef(0xc000a080c0)
	pkg/sentry/fs/file_overlay.go:525 +0x50 fp=0xc000915968 sp=0xc000915938 pc=0x677ee0
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Mmap.func1(0xc000a08060)
	pkg/sentry/syscalls/linux/sys_mmap.go:78 +0x43 fp=0xc000915980 sp=0xc000915968 pc=0x918d23
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Mmap(0xc001236a80, 0x20000000, 0x7fffdffff000, 0x0, 0x12, 0x3, 0x0, 0x0, 0x0, 0x11370c0, ...)
	pkg/sentry/syscalls/linux/sys_mmap.go:106 +0x30e fp=0xc000915b40 sp=0xc000915980 pc=0x8ee63e
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc001236a80, 0x9, 0x20000000, 0x7fffdffff000, 0x0, 0x12, 0x3, 0x0, 0x0, 0xfb8aa0, ...)
	pkg/sentry/kernel/task_syscall.go:170 +0x122 fp=0xc000915ca0 sp=0xc000915b40 pc=0x895592
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc001236a80, 0x9, 0x20000000, 0x7fffdffff000, 0x0, 0x12, 0x3, 0x0, 0x3, 0x0)
	pkg/sentry/kernel/task_syscall.go:305 +0x66 fp=0xc000915d28 sp=0xc000915ca0 pc=0x896776
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc001236a80, 0x9, 0x20000000, 0x7fffdffff000, 0x0, 0x12, 0x3, 0x0, 0xc00024d320, 0x1)
	pkg/sentry/kernel/task_syscall.go:265 +0x96 fp=0xc000915d88 sp=0xc000915d28 pc=0x896306
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc001236a80, 0x2, 0xc0009ba5c0)
	pkg/sentry/kernel/task_syscall.go:240 +0x15c fp=0xc000915e48 sp=0xc000915d88 pc=0x895c9c
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc001236a80, 0x1135860, 0x0)
	pkg/sentry/kernel/task_run.go:259 +0xec8 fp=0xc000915f60 sp=0xc000915e48 pc=0x88ada8
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc001236a80, 0x307f)
	pkg/sentry/kernel/task_run.go:92 +0x18b fp=0xc000915fd0 sp=0xc000915f60 pc=0x8897cb
runtime.goexit()
	src/runtime/asm_amd64.s:1373 +0x1 fp=0xc000915fd8 sp=0xc000915fd0 pc=0x467d01
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:318 +0xfe