hdb: start_power_step(step: 0)
hdb: completing PM request, suspend
hda: start_power_step(step: 0)
hda: start_power_step(step: 1)
hda: complete_power_step(step: 1, stat: 50, err: 0)
hda: completing PM request, suspend
eth0: suspending, WakeOnLan disabled
Oops: Exception in kernel mode, sig: 4 [#3]
NIP: C025F310 LR: DA32AE88 SP: D6959D90 REGS: d6959ce0 TRAP: 0700    Not tainted
MSR: 00089032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
TASK = d7d100a0[300] 'pmud' Last syscall: 54
GPR00: C025F310 D6959D90 D7D100A0 0002000C C02BC860 00000000 00000000 00000002
GPR08: 00000000 C0290000 00000000 00000000 82004424 1001DF14 00000000 00000000
GPR16: 00000000 00000000 65786563 BFFFF9F8 10000000 BFFFFBC8 BFFFFBB8 BFFFFC48
GPR24: BFFFFAC8 0000036F 00000002 C0230000 00000002 D7FBA400 D78E9228 D78E9000
Call trace:
 [da34c86c] usb_hcd_pci_suspend+0x5c/0x94 [usbcore]
 [c00bd74c] pci_device_suspend+0x48/0x50
 [c00ddb48] suspend_device+0x8c/0xdc
 [c00ddbfc] device_suspend+0x64+0xd4
 [c0280764] 0xc0280764
 [c0280c48] 0xc0280c48
 [c028167c] 0xc028167c
 [c0062c1c] sys_ioctl+0xdc/0x300
 [c000595c] ret_from_syscall+0x0/0x44