RADEON(G0): [XvMC] Failed to initialize extension.
BUG: triggered 'if (axnum >= dev->valuator->numAxes)'
BUG: ../../Xi/exevents.c:2087 in InitValuatorAxisStruct()

Backtrace:
0: /usr/bin/X (xorg_backtrace+0x4e) [0x55c38a4e162e]
1: /usr/bin/X (InitValuatorAxisStruct+0x67) [0x55c38a472667]
2: /usr/lib/xorg/modules/input/evdev_drv.so (0x7f6be4692000+0x51ca) [0x7f6be46971ca]
3: /usr/lib/xorg/modules/input/evdev_drv.so (0x7f6be4692000+0x565f) [0x7f6be469765f]
4: /usr/lib/xorg/modules/input/evdev_drv.so (0x7f6be4692000+0x7393) [0x7f6be4699393]
5: /usr/bin/X (ActivateDevice+0x4a) [0x55c38a37a0ea]
6: /usr/bin/X (0x55c38a32d000+0xa5d71) [0x55c38a3d2d71]
7: /usr/bin/X (0x55c38a32d000+0xbbd7b) [0x55c38a3e8d7b]
8: /usr/bin/X (0x55c38a32d000+0xbc363) [0x55c38a3e9363]
9: /usr/bin/X (config_init+0x9) [0x55c38a3e8089]
10: /usr/bin/X (InitInput+0xbb) [0x55c38a3c655b]
11: /usr/bin/X (0x55c38a32d000+0x5c309) [0x55c38a389309]
12: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf0) [0x7f6bed5d0a40]
13: /usr/bin/X (_start+0x29) [0x55c38a3736c9]