Comment 122 for bug 1568604

Xubuntu 16.04

Same here:
1. Open terminal
2. Type xflock4
3. Unlock screen
4. Mouse pointer is invisible

Graphics adaptor:
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09) (prog-if 00 [VGA controller])
 DeviceName: Onboard IGD
 Subsystem: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller
 Flags: bus master, fast devsel, latency 0, IRQ 25
 Memory at f7800000 (64-bit, non-prefetchable) [size=4M]
 Memory at e0000000 (64-bit, prefetchable) [size=256M]
 I/O ports at f000 [size=64]
 Expansion ROM at <unassigned> [disabled]
 Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
 Capabilities: [d0] Power Management version 2
 Capabilities: [a4] PCI Advanced Features
 Kernel driver in use: i915
 Kernel modules: i915