syz_mount_image$ext4(0x0, &(0x7f0000000340)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000000)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) open_by_handle_at(r0, &(0x7f00000001c0)=@reiserfs_6={0x18}, 0x0)