Game ended with bad state -1 on launch

Game will not launch. See attached file for logs and the full dev console log. Regardless of version, this error report is generated:

Client> 265 recipes
Client> 27 achievements
Client> 2013-06-01 16:23:54 [CLIENT] [INFO] Setting user: SWChris
Client> 2013-06-01 16:23:54 [CLIENT] [INFO] (Session ID is 3c27e2bdb2fd8e17527c84da5c9908535a3bdff3)
Client> 2013-06-01 16:23:54 [CLIENT] [INFO] LWJGL Version: 2.9.0
Client> #
Client> # A fatal error has been detected by the Java Runtime Environment:
Client> #
Client> #  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x66a0b60e, pid=3020, tid=284
Client> #
Client> # JRE version: 7.0_21-b11
Client> # Java VM: Java HotSpot(TM) Client VM (23.21-b01 mixed mode windows-x86 )
Client> # Problematic frame:
Client> # C  [ig7icd32.dll+0x3b60e]
Client> #
Client> # Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
Client> #
Client> # An error report file with more information is saved as:
Client> # C:\Users\Chris\AppData\Roaming\.minecraft\hs_err_pid3020.log
Client> #
Client> # If you would like to submit a bug report, please visit:
Client> #   http://bugreport.sun.com/bugreport/crash.jsp
Client> # The crash happened outside the Java Virtual Machine in native code.
Client> # See problematic frame for where to report the bug.
Client> #
Client> 
Client> [error occurred during error reporting , id 0xc0000005]
Client> 
Game ended with bad state (exit code -1)
Deleting C:\Users\Chris\AppData\Roaming\.minecraft\versions\13w22a\13w22a-natives-353718226724
Couldn't delete C:\Users\Chris\AppData\Roaming\.minecraft\versions\13w22a\13w22a-natives-353718226724 - scheduling for deletion upon exit