[17820.802773] nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 6013d4 [ PRIVRING ]
[17845.603502] nouveau 0000:01:00.0: Enabling HDA controller
[17845.736959] nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 6013d4 [ PRIVRING ]
[18002.351937] nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 17 [007f360000 falkon[6702]] subc 0 class b097 mthd 0808 data 200406c0
[18002.351965] nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 17 [007f360000 falkon[6702]] subc 0 class b097 mthd 0810 data 0021c000
[18002.352000] nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 17 [007f360000 falkon[6702]] subc 0 class b097 mthd 0814 data 000079e8
[18002.352022] nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 17 [007f360000 falkon[6702]] subc 0 class b097 mthd 0818 data 1000f010
[18002.352072] nouveau 0000:01:00.0: gr: DATA_ERROR 00000004 [INVALID_VALUE] ch 17 [007f360000 falkon[6702]] subc 0 class b097 mthd 081c data 800101d5
[18002.352103] nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 17 [007f360000 falkon[6702]] subc 0 class b097 mthd 0820 data 200308e0
[18034.121014] nouveau 0000:01:00.0: falkon[6702]: failed to idle channel 17 [falkon[6702]]
[18606.081683] nouveau 0000:01:00.0: gr: DATA_ERROR 00000004 [INVALID_VALUE] ch 17 [007f360000 falkon[7358]] subc 0 class b097 mthd 1b04 data 20010e0a
[18606.081741] nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 17 [007f360000 falkon[7358]] subc 0 class b097 mthd 1b0c data 800101d5
[18608.035960] usb 1-2: USB disconnect, device number 2
[18608.035967] usb 1-2.1: USB disconnect, device number 4
[18608.161685] usb 1-2.2: USB disconnect, device number 6
[18608.182447] usb 1-2.3: USB disconnect, device number 8
[18608.202431] usb 2-2: USB disconnect, device number 2
[18720.635672] nouveau 0000:01:00.0: Enabling HDA controller
[18720.773890] nouveau 0000:01:00.0: bus: MMIO read of 00000000 FAULT at 6013d4 [ PRIVRING ]
[18838.291170] nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 17 [007f360000 falkon[7358]] subc 0 mthd 000c data 00013110