Same error in Ubuntu 18.04. Also xrandr --listproviders Providers: number : 2 Provider 0: id: 0x66 cap: 0x9, Source Output, Sink Offload crtcs: 3 outputs: 4 associated providers: 1 name:modesetting Provider 1: id: 0x3f cap: 0x4, Source Offload crtcs: 0 outputs: 0 associated providers: 1 name:HAINAN @ pci:0000:03:00.0 DRI_PRIME=1 glxinfo | grep "OpenGL renderer" radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeon: Failed to allocate virtual address for buffer: radeon: size : 65536 bytes radeon: alignment : 4096 bytes radeon: domains : 4 radeon: va : 0x0000000000800000 radeon: Failed to deallocate virtual address for buffer: radeon: size : 65536 bytes radeon: va : 0x800000 radeonsi: Failed to create a context. X Error of failed request: GLXBadContext Major opcode of failed request: 155 (GLX) Minor opcode of failed request: 6 (X_GLXIsDirect) Serial number of failed request: 49 Current serial number in output stream: 48