b43legacy-phy0 debug: Radio initialized
Machine check in kernel mode.
Caused by (from SRR1=149030): Transfer error ack signal
Oops: Machine check, sig: 7 [#1]
PowerMac
Modules linked in: nls_utf8 hfsplus binfmt_misc rfcomm sco ppdev bridge stp bnep lp parport l2cap uinput ipv6 radeon drm snd_aoa_codec_tas snd_aoa_fabric_layout snd_aoa snd_aoa_i2sbus snd_pcm_oss snd_mixer_oss snd_pcm arc4 snd_page_alloc snd_seq_dummy ecb snd_seq_oss snd_seq_midi snd_rawmidi iptable_filter pcmcia snd_seq_midi_event ip_tables yenta_socket snd_seq rsrc_nonstatic snd_timer b43legacy x_tables pcmcia_core snd_seq_device sungem mac80211 ohci1394 cfg80211 sungem_phy snd ieee1394 btusb pmac_zilog ssb soundcore snd_aoa_soundbus serial_core rtc_generic bluetooth evdev rfkill loop windfarm_core uninorth_agp agpgart
NIP: c001bb64 LR: e235d610 CTR: c001bb5c
REGS: df85fe10 TRAP: 0200   Not tainted  (2.6.31-13-powerpc)
MSR: 00149030 <EE,ME,IR,DR>  CR: 44000022  XER: 00000000
TASK = df84bd40[5] 'events/0' THREAD: df85e000
GPR00: def2a050 df85fec0 df84bd40 00000000 0000049a 00010000 00000002 00000010 
GPR08: ce487f50 e235fff4 00000000 c001bb5c 24000022 00000000 0021b960 0021b9e4 
GPR16: 0021b93c 0021bb28 002413b0 0021b860 df84bd40 de9e9700 c0505b64 c0505b9c 
GPR24: c0553778 df00f9c0 def2a000 00000001 df00f1a0 e22645f4 0000049a def2a000 
NIP [c001bb64] ioread16+0x8/0x18
LR [e235d610] ssb_pci_read16+0x30/0x68 [ssb]
Call Trace:
[df85fec0] [e235bb58] ssb_device_enable+0xe0/0x118 [ssb] (unreliable)
[df85fed0] [e27946a0] b43legacy_is_hw_radio_enabled+0x60/0x74 [b43legacy]
[df85fee0] [e2794704] b43legacy_rfkill_poll+0x50/0x158 [b43legacy]
[df85ff10] [e24d0a60] ieee80211_rfkill_poll+0x34/0x44 [mac80211]
[df85ff20] [e2446020] cfg80211_rfkill_poll+0x20/0x30 [cfg80211]
[df85ff30] [e2264620] rfkill_poll+0x2c/0x54 [rfkill]
[df85ff40] [c0057704] run_workqueue+0xd0/0x178
[df85ff80] [c005784c] worker_thread+0xa0/0x124
[df85ffc0] [c005c384] kthread+0x78/0x7c
[df85fff0] [c001646c] kernel_thread+0x4c/0x68
Instruction dump:
3863f628 483f7775 7f800124 4bfffdac 7c0004ac 88630000 0c030000 4c00012c 
5463063e 4e800020 7c0004ac 7c601e2c <0c030000> 4c00012c 5463043e 4e800020 
---[ end trace cdd54a6b0891887e ]---