Computer Information:
    Manufacturer:  Unknown
    Model:  Unknown
    Form Factor: Desktop
    No Touch Input Detected
    
Processor Information:
    CPU Vendor:  GenuineIntel
    CPU Brand:  Intel(R) Core(TM) i7-6700K CPU @ 4.00GHz
    CPU Family:  0x6
    CPU Model:  0x5e
    CPU Stepping:  0x3
    CPU Type:  0x0
    Speed:  4200 Mhz
    8 logical processors
    4 physical processors
    HyperThreading:  Supported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Supported
    AES:  Supported
    AVX:  Supported
    CMPXCHG16B:  Supported
    LAHF/SAHF:  Supported
    PrefetchW:  Unsupported
    
Network Information:
    Network Speed:  
    
Operating System Version:
    Ubuntu 16.04.2 LTS (64 bit)
    Kernel Name:  Linux
    Kernel Version:  4.8.0-49-generic
    X Server Vendor:  The X.Org Foundation
    X Server Release:  11804000
    X Window Manager:  Compiz
    Steam Runtime Version:  steam-runtime-beta-release_2016-12-05
    
Video Card:
    Driver:  NVIDIA Corporation GeForce GTX 1080/PCIe/SSE2

    Driver Version:  4.5.0 NVIDIA 375.39
    OpenGL Version: 4.5
    Desktop Color Depth: 24 bits per pixel
    Monitor Refresh Rate: 143 Hz
    VendorID:  0x10de
    DeviceID:  0x1b80
    Revision Not Detected
    Number of Monitors:  1
    Number of Logical Video Cards:  1
    Primary Display Resolution:  1920 x 1080
    Desktop Resolution: 1920 x 1080
    Primary Display Size: 20.91" x 11.73"  (23.94" diag)
                                            53.1cm x 29.8cm  (60.8cm diag)
    Primary Bus: PCI Express 16x
    Primary VRAM: 8192 MB
    Supported MSAA Modes:  2x 4x 8x 16x 
    
Sound card:
    Audio device: Realtek ALC1150
    
Memory:
    RAM:  32134 Mb
    
Miscellaneous:
    UI Language:  English
    LANG:  en_US.UTF-8
    Microphone:  Not set
    Steam Controller Cable and Base:  Not set
    Total Hard Disk Space Available:  240237 Mb
    Largest Free Hard Disk Block:  184302 Mb
    VR Headset: None detected
    
Recent Failure Reports:
    Fri May  5 14:14:42 2017 GMT: file ''/tmp/dumps/crash_20170505071435_1.dmp'', upload yes: ''Discarded=1''

• Steam client version (build number or date): Apr 25, 2017 at 22:46:35
• Distribution (e.g. Ubuntu): Ubuntu 16.04
• Opted into Steam client beta?: [Yes/No]: No
• Have you checked for system updates?: [Yes/No]: Yes

Please describe your issue in as much detail as possible:

Open Dota, goes to splash screen. Crashes

Steps for reproducing this issue:

1. Open Dota