panic: Incrementing non-positive count 0xc000880c08 on tmpfs.inode

goroutine 276 [running]:
panic({0xf82ce0, 0xc000522d90})
	GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc000b5d2e0 sp=0xc000b5d220 pc=0x4358b7
gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inodeRefs).IncRef(0xc000880c08)
	bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/fsimpl/tmpfs/inode_refs.go:80 +0x134 fp=0xc000b5d348 sp=0xc000b5d2e0 pc=0x874854
gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).incRef(...)
	pkg/sentry/fsimpl/tmpfs/tmpfs.go:520
gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).IncRef(...)
	pkg/sentry/fsimpl/tmpfs/tmpfs.go:377
gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).GetDentryAt(0xc0003a41d0?, {0x13831b0, 0xc0004fa000}, 0xc00043e900, {0x80?})
	pkg/sentry/fsimpl/tmpfs/filesystem.go:258 +0x225 fp=0xc000b5d3b8 sp=0xc000b5d348 pc=0x86c245
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).GetDentryAt(0x40d4a5?, {0x13831b0, 0xc0004fa000}, 0xc000ab8860?, 0xc000b5d4b0?, 0xc000b5d44f)
	pkg/sentry/vfs/vfs.go:229 +0x88 fp=0xc000b5d418 sp=0xc000b5d3b8 pc=0x7647e8
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).BindAt(0xc0003a41d0, {0x13831b0?, 0xc0004fa000}, 0xc000880800?, 0xc000720c00?, 0x7?)
	pkg/sentry/vfs/mount.go:571 +0x8c fp=0xc000b5d668 sp=0xc000b5d418 pc=0x756cec
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Mount(0xc0004fa000, {{0x20000240}, {0x200000c0}, {0x0}, {0x1000}, {0x0}, {0x7f4394e6ee78}})
	pkg/sentry/syscalls/linux/sys_mount.go:84 +0xa6c fp=0xc000b5d958 sp=0xc000b5d668 pc=0xac6b4c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0004fa000, 0xa5, {{0x20000240}, {0x200000c0}, {0x0}, {0x1000}, {0x0}, {0x7f4394e6ee78}})
	pkg/sentry/kernel/task_syscall.go:142 +0x80b fp=0xc000b5dc98 sp=0xc000b5d958 pc=0x9766ab
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0004fa000, 0x85?, {{0x20000240}, {0x200000c0}, {0x0}, {0x1000}, {0x0}, {0x7f4394e6ee78}})
	pkg/sentry/kernel/task_syscall.go:322 +0x54 fp=0xc000b5dcf8 sp=0xc000b5dc98 pc=0x977c94
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x81018f?, 0x0?, {{0x20000240}, {0x200000c0}, {0x0}, {0x1000}, {0x0}, {0x7f4394e6ee78}})
	pkg/sentry/kernel/task_syscall.go:282 +0x85 fp=0xc000b5dd58 sp=0xc000b5dcf8 pc=0x977885
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005b8b60?)
	pkg/sentry/kernel/task_syscall.go:257 +0x3ac fp=0xc000b5de50 sp=0xc000b5dd58 pc=0x97754c
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000550780?, 0xc0004fa000)
	pkg/sentry/kernel/task_run.go:253 +0x1125 fp=0xc000b5df60 sp=0xc000b5de50 pc=0x969465
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0004fa000, 0x10)
	pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc000b5dfc0 sp=0xc000b5df60 pc=0x967cac
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1()
	pkg/sentry/kernel/task_start.go:378 +0x2a fp=0xc000b5dfe0 sp=0xc000b5dfc0 pc=0x974b4a
runtime.goexit()
	src/runtime/asm_amd64.s:1571 +0x1 fp=0xc000b5dfe8 sp=0xc000b5dfe0 pc=0x4695c1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:378 +0x105