crash related to Java and core dump

Problem with launcher:

Completely ignored arguments: [--nativeLauncherVersion, 301]
[08:38:31] [Client thread/INFO]: Setting user: TheHoodOfSwords
[08:38:31] [Client thread/INFO]: (Session ID is <censored>)
[08:38:33] [Client thread/INFO]: LWJGL Version: 2.9.4
[08:38:33] [Client thread/INFO]: Reloading ResourceManager: Default
[08:38:36] [Sound Library Loader/INFO]: Starting up SoundSystem...
[08:38:36] [Thread-5/INFO]: Initializing LWJGL OpenAL
[08:38:36] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
AL lib: (EE) MMDevApiOpenPlayback: Device init failed: 0x80004005
AL lib: (EE) MMDevApiOpenPlayback: Device init failed: 0x80004005
[08:38:36] [Thread-5/ERROR]: Error in class 'LibraryLWJGLOpenAL'
[08:38:36] [Thread-5/ERROR]: Unable to initialize OpenAL. Probable cause: OpenAL not supported.
[08:38:36] [Thread-5/WARN]: ERROR MESSAGE:
[08:38:36] [Thread-5/INFO]: Could not locate OpenAL library.
[08:38:36] [Thread-5/WARN]: STACK TRACE:
[08:38:36] [Thread-5/INFO]: org.lwjgl.openal.AL.create(AL.java:156)
[08:38:36] [Thread-5/INFO]: org.lwjgl.openal.AL.create(AL.java:102)
[08:38:36] [Thread-5/INFO]: org.lwjgl.openal.AL.create(AL.java:206)
[08:38:36] [Thread-5/INFO]: paulscode.sound.libraries.LibraryLWJGLOpenAL.init(LibraryLWJGLOpenAL.java:164)
[08:38:36] [Thread-5/INFO]: paulscode.sound.SoundSystem.CommandNewLibrary(SoundSystem.java:1576)
[08:38:36] [Thread-5/INFO]: paulscode.sound.SoundSystem.CommandQueue(SoundSystem.java:2572)
[08:38:36] [Thread-5/INFO]: paulscode.sound.CommandThread.run(CommandThread.java:121)
[08:38:37] [Sound Library Loader/WARN]: ERROR MESSAGE:
[08:38:37] [Sound Library Loader/INFO]: Could not locate OpenAL library.
[08:38:37] [Sound Library Loader/INFO]: Starting up SoundSystem...
[08:38:37] [Thread-7/INFO]: Switching to No Sound
[08:38:37] [Thread-7/INFO]: (Silent Mode)
[08:38:37] [Sound Library Loader/INFO]: Sound engine started
[08:38:37] [Client thread/INFO]: Created: 1024x512 textures-atlas
[08:38:54] [Client thread/INFO]: Connecting to us.mineplex.com, 25565
[08:38:56] [Client thread/INFO]: [CHAT]
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1. A fatal error has been detected by the Java Runtime Environment:
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2. EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ffa1fecbc4c, pid=9296, tid=15512
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3. JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)

4. Java VM: Java HotSpot(TM) 64-Bit Server VM (25.25-b02 mixed mode windows-amd64 compressed oops)

5. Problematic frame:

6. C [ig9icd64.dll+0x57bc4c]
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7. Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
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8. An error report file with more information is saved as:

9. C:\Users\sterl\AppData\Roaming\.minecraft\hs_err_pid9296.log
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10. If you would like to submit a bug report, please visit:

11. http://bugreport.sun.com/bugreport/crash.jsp

12. The crash happened outside the Java Virtual Machine in native code.

13. See problematic frame for where to report the bug.
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    Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release