Помогите, пожалуйста, решить данную проблему.
dmesg| grep -i radeon
[ 0.060000] smpboot: CPU0: AMD A6-4400M APU with Radeon(tm) HD Graphics (family: 0x15, model: 0x10, stepping: 0x1)
[ 2.181251] radeon: unknown parameter 'drm' ignored
[ 2.181406] [drm] radeon kernel modesetting enabled.
[ 2.197871] fb: switching to radeondrmfb from VESA VGA
[ 2.198450] radeon 0000:00:01.0: VRAM: 512M 0x0000000000000000 - 0x000000001FFFFFFF (512M used)
[ 2.198452] radeon 0000:00:01.0: GTT: 1024M 0x0000000020000000 - 0x000000005FFFFFFF
[ 2.201718] [drm] radeon: 512M of VRAM memory ready
[ 2.201720] [drm] radeon: 1024M of GTT memory ready.
[ 2.201975] [drm] radeon: dpm initialized
[ 2.255442] radeon 0000:00:01.0: WB enabled
[ 2.255445] radeon 0000:00:01.0: fence driver on ring 0 use gpu addr 0x0000000020000c00 and cpu addr 0xffc15c00
[ 2.255824] radeon 0000:00:01.0: fence driver on ring 5 use gpu addr 0x0000000000075a18 and cpu addr 0xf9235a18
[ 2.275853] radeon 0000:00:01.0: fence driver on ring 6 use gpu addr 0x0000000020000c18 and cpu addr 0xffc15c18
[ 2.275855] radeon 0000:00:01.0: fence driver on ring 7 use gpu addr 0x0000000020000c1c and cpu addr 0xffc15c1c
[ 2.275857] radeon 0000:00:01.0: fence driver on ring 1 use gpu addr 0x0000000020000c04 and cpu addr 0xffc15c04
[ 2.275859] radeon 0000:00:01.0: fence driver on ring 2 use gpu addr 0x0000000020000c08 and cpu addr 0xffc15c08
[ 2.275861] radeon 0000:00:01.0: fence driver on ring 3 use gpu addr 0x0000000020000c0c and cpu addr 0xffc15c0c
[ 2.275862] radeon 0000:00:01.0: fence driver on ring 4 use gpu addr 0x0000000020000c10 and cpu addr 0xffc15c10
[ 2.275880] radeon 0000:00:01.0: radeon: MSI limited to 32-bit
[ 2.275921] radeon 0000:00:01.0: radeon: using MSI.
[ 2.275942] [drm] radeon: irq initialized.
[ 4.067282] [drm] radeon atom DIG backlight initialized
[ 4.067284] [drm] Radeon Display Connectors
[ 4.326205] fbcon: radeondrmfb (fb0) is primary device
[ 4.458123] radeon 0000:00:01.0: fb0: radeondrmfb frame buffer device
[ 4.472645] [drm] Initialized radeon 2.50.0 20080528 for 0000:00:01.0 on minor 0
[ 4.472740] radeon 0000:01:00.0: enabling device (0000 -> 0003)
[ 4.550661] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
[ 4.550664] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
[ 4.550684] [drm] radeon: 1024M of VRAM memory ready
[ 4.550685] [drm] radeon: 1024M of GTT memory ready.
[ 4.555246] [drm] radeon: dpm initialized
[ 4.559440] radeon 0000:01:00.0: WB enabled
[ 4.559443] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffc1bc00
[ 4.559445] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffc1bc0c
[ 4.560261] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xfa232118
[ 4.560266] radeon 0000:01:00.0: radeon: MSI limited to 32-bit
[ 4.560312] radeon 0000:01:00.0: radeon: using MSI.
[ 4.560354] [drm] radeon: irq initialized.
[ 4.795608] [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed (scratch(0x8504)=0xCAFEDEAD)
[ 4.795676] radeon 0000:01:00.0: disabling GPU acceleration
[ 4.798758] [drm] Radeon Display Connectors
[ 4.809983] [drm] Initialized radeon 2.50.0 20080528 for 0000:01:00.0 on minor 1
[ 55.044340] radeon 0000:01:00.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=none:owns=none
[ 55.044345] radeon 0000:00:01.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=none:owns=io+mem