When inserting either a USB keyboard, or a USB->PS2 converter the kernel crashes with the following.... usb 3-1: new low speed USB device using uhci_hcd and address 2 usb 3-1: configuration #1 chosen from 1 choice input: HID 04d9:1400 as /class/input/input1 input: USB HID v1.10 Keyboard [HID 04d9:1400] on usb-0000:00:0a.1-1 input: HID 04d9:1400 as /class/input/input2 CPU 0 Unable to handle kernel paging request at virtual address 00000000, epc == 802b79e0, ra == 802b97e0 Oops[#1]: Cpu 0 $ 0 : 00000000 9000ec00 ffffffec 8038fb00 $ 4 : 8f1f0800 00000000 00000000 00000000 $ 8 : 00000000 ffffffec 00000000 8f186000 $12 : 5eb465a0 00000019 00000000 80441af8 $16 : 8f1f0f4c 8fc4bab0 00000000 00000000 $20 : 00000000 8f1a5b80 000001ff 8f184000 $24 : 00000001 80441b18 $28 : 8fc4a000 8fc4baa0 8f184438 802b97e0 Hi : 00000000 Lo : 00000000 epc : 802b79e0 input_pass_event+0xb8/0x108 Not tainted ra : 802b97e0 input_inject_event+0xec/0x110 Status: 9000ec02 KERNEL EXL Cause : 00800008 BadVA : 00000000 PrId : 000028a0 (Nevada) Modules linked in: Process khubd (pid: 54, threadinfo=8fc4a000, task=8fc35118) Stack : 8fc4bb74 8f1f0e40 00000001 8fc35118 ffffffec 00100100 9000ec01 00000000 8f19ce80 00000000 8040d610 802b97e0 8040d610 800ba59c 8f1f0ea8 801e0a84 8040d5f0 8021cd94 00000000 800ba40c 00000000 8fc4baf4 8f1f0f4c 8f19ce80 8f1f0e28 802b7b68 80376b50 8f1f0e40 00000000 80414a50 8f19ce80 8f1f0800 8040d610 80414b14 80410000 8021cc70 00000000 8f1f0e40 8f1f0800 8f1a5b80 ... Call Trace: [<802b79e0>] input_pass_event+0xb8/0x108 [<802b97e0>] input_inject_event+0xec/0x110 [<8021cd94>] kbd_start+0x9c/0xc8 [<802b7b68>] input_register_handle+0xbc/0xe0 [<8021cc70>] kbd_connect+0xb0/0x138 [<802b752c>] input_attach_handler+0x84/0xc8 [<802b9fd4>] input_register_device+0x1b0/0x264 [<802cb940>] hidinput_connect+0x538/0x4348 [<802d1e3c>] hid_probe+0x864/0xb8c [<8028c280>] usb_probe_interface+0x9c/0x15c [<80231f7c>] driver_probe_device+0xa4/0x208 [<80230cdc>] bus_for_each_drv+0x60/0xc8 [<802321e0>] device_attach+0xb4/0xdc [<80230c08>] bus_attach_device+0x64/0xd8 [<8022f6b8>] device_add+0x4f0/0x640 [<8028a564>] usb_set_configuration+0x30c/0x574 [<802930ec>] generic_probe+0x8c/0xe0 [<80231f7c>] driver_probe_device+0xa4/0x208 [<80230cdc>] bus_for_each_drv+0x60/0xc8 [<802321e0>] device_attach+0xb4/0xdc [<80230c08>] bus_attach_device+0x64/0xd8 [<8022f6b8>] device_add+0x4f0/0x640 [<80284214>] usb_new_device+0x5c/0xcc [<80285838>] hub_thread+0x6e8/0xea4 [<800bda38>] kthread+0x58/0x94 [<80083604>] kernel_thread_helper+0x10/0x18 Code: afa90010 8e220000 25280014 <8c430014> 01202021 02802821 02603021 02403821 1110ffe0 note: khubd[54] exited with preempt_count 3 Reproducible: Always
Oh, this is on a Cobalt Qube2
Upgraded to newer kernel.