Minecraft crash report

Bonjour , quand j'allume mon minecraft , et que je clique sur play , mon minecraft s'éteins et se rallume et me met un crash report : voici ce que sa marque :

Completely ignored arguments: [--nativeLauncherVersion, 307]
[19:01:22] [Client thread/INFO]: Setting user: TwitSander
[19:01:23] [Client thread/INFO]: (Session ID is <censored>)
[19:01:24] [Client thread/INFO]: LWJGL Version: 2.9.4
[19:01:24] [Client thread/INFO]: Reloading ResourceManager: Default
[19:01:27] [Sound Library Loader/INFO]: Starting up SoundSystem...
[19:01:27] [Thread-6/INFO]: Initializing LWJGL OpenAL
[19:01:27] [Thread-6/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[19:01:27] [Thread-6/INFO]: OpenAL initialized.
[19:01:27] [Sound Library Loader/INFO]: Sound engine started
[19:01:28] [Client thread/INFO]: Created: 512x512 textures-atlas
#
# A fatal error has been detected by the Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ff7ee2dde40, pid=9744, tid=2544
#
# JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.25-b02 mixed mode windows-amd64 compressed oops)
# Problematic frame:
# C 0x00007ff7ee2dde40
#
# Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
#
# An error report file with more information is saved as:
# C:\Users\Romain\AppData\Roaming\.minecraft\hs_err_pid9744.log
#
# If you would like to submit a bug report, please visit:
# https://bugreport.java.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#
AL lib: (EE) alc_cleanup: 1 device not closed
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release

j'ai déja deinstaller et re installer mc et mit java a jours