modprobe acpi-cpufreq - prints WARNING and taints kernel

git17 on vmware - modprobe acpi-cpufreq gives the warning below. that also didnt happen with earlier kernels - so maybe its a regression, too.

May  2 01:40:21 opensuse103 kernel: ACPI: ACPI0007:00 is registered as cooling_device0
May  2 01:40:21 opensuse103 kernel: ACPI: Processor [CPU0] (supports 8 throttling states)
May  2 01:40:24 opensuse103 kernel: sysdev: class cpu: driver (c037d1c0) has already been registered to a class, something is wrong, but will forge on!
May  2 01:40:24 opensuse103 kernel: ------------[ cut here ]------------
May  2 01:40:24 opensuse103 kernel: WARNING: at drivers/base/sys.c:183 sysdev_driver_register+0x56/0xe9()
May  2 01:40:24 opensuse103 kernel: Modules linked in: acpi_cpufreq(+) processor zatm ovcamchip i2c_core via82cxxx vga16fb vgastate uPD98402 trm290 triflex michael_mic crc32c deflate zlib_deflate sha512_generic cts seed camellia anubis khazad cast6 cast5 lrw gf128mul aes_i586 aes_generic serpent blowfish sha256_generic md4 cbc des_generic sha1_generic md5 snd_seq_dummy snd_seq snd_timer snd_seq_device snd soundcore slc90e66 sis5513 siimage serverworks sctp libcrc32c sc1200 cfi_probe rz1000 fcrypt pcbc arc4 ecb crypto_blkcipher pdc202xx_old pdc202xx_new parkbd opti621 ns87415 nls_cp932 jedec_probe gen_probe chipreg jmicron it821x it8213 ip2 ip2main ide_generic ide_cd_mod cdrom hpt366 hpt34x eni suni atm decnet dccp_ipv6 dccp_ipv4 dccp cy82c693 cs5535 cs5530 cs5520 cmd64x cmd640 capifs sunrpc atiixp ar7part mtd amd74xx alim15x3 aec62xx a3d gameport 9pnet_fd 9pnet 8250_hub6 8250_fourport 8250_exar_st16c554 8250_boca 8250_accent ipv6 fuse ahci libata dock ide_pci_generic piix parport_pc parport pcnet32 ide_core mii intel
May  2 01:40:24 opensuse103 kernel: _agp agpgart ext3 mbcache jbd mptspi mptscsih mptbase scsi_transport_spi sd_mod scsi_mod [last unloaded: usbcore]
May  2 01:40:24 opensuse103 kernel: Pid: 13752, comm: modprobe Tainted: G W 2.6.25-git17-default #1
May  2 01:40:24 opensuse103 kernel:  [<c0121576>] warn_on_slowpath+0x40/0x67
May  2 01:40:24 opensuse103 kernel:  [<c01258e9>] irq_exit+0x53/0x6a
May  2 01:40:24 opensuse103 kernel:  [<c011142d>] smp_apic_timer_interrupt+0x6b/0x76
May  2 01:40:24 opensuse103 kernel:  [<c0105a18>] apic_timer_interrupt+0x28/0x30
May  2 01:40:24 opensuse103 kernel:  [<c0121e51>] vprintk+0x2b9/0x2cd
May  2 01:40:24 opensuse103 kernel:  [<c01cb41e>] __next_cpu+0x12/0x1e
May  2 01:40:24 opensuse103 kernel:  [<d0c55a48>] acpi_processor_preregister_performance+0x504/0x510 [processor]
May  2 01:40:24 opensuse103 kernel:  [<c01a662f>] sysfs_ilookup_test+0x0/0xd
May  2 01:40:24 opensuse103 kernel:  [<c016cc78>] percpu_populate+0x32/0x39
May  2 01:40:24 opensuse103 kernel:  [<c0121e79>] printk+0x14/0x18
May  2 01:40:24 opensuse103 kernel:  [<c02321d3>] sysdev_driver_register+0x56/0xe9
May  2 01:40:24 opensuse103 kernel:  [<c0253da1>] cpufreq_register_driver+0x7d/0xf9
May  2 01:40:24 opensuse103 kernel:  [<c013db4c>] sys_init_module+0x1694/0x17a7
May  2 01:40:24 opensuse103 kernel:  [<c01079de>] sys_mmap2+0x62/0x77
May  2 01:40:24 opensuse103 kernel:  [<c010491f>] sysenter_past_esp+0x78/0xb9
May  2 01:40:24 opensuse103 kernel:  =======================
May  2 01:40:24 opensuse103 kernel: ---[ end trace 570d6a1488783306 ]---