Use damage splash potion to kill guardian crash the game

Yeah this crashed my game but i could reopen my game

Confirmed for 14w25a

---- Minecraft Crash Report ----
// Don't be sad, have a hug! <3

Time: 18.06.14 18:28
Description: Ticking entity

java.lang.StackOverflowError: Ticking entity
	at vf.i(SourceFile:111)
	at vf.c(SourceFile:94)
	at abd.a(SourceFile:118)
	at abd.bW(SourceFile:131)
	at abd.a(SourceFile:458)
	at abd.a(SourceFile:460)

And now about one million times "at abd.a(SourceFile:460)"

-- Entity being ticked --
Details:
	Entity Type: ThrownPotion (adn)
	Entity ID: 11788841
	Entity Name: entity.ThrownPotion.name
	Entity's Exact location: 199,71, 67,26, 130,75
	Entity's Block location: 199,00,67,00,130,00 - World: (199,67,130), Chunk: (at 7,4,2 in 12,8; contains blocks 192,0,128 to 207,255,143), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: -0,12, -0,39, 0,38
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at alu.i(SourceFile:1325)
	at ou.i(SourceFile:422)
	at net.minecraft.server.MinecraftServer.w(SourceFile:578)
	at net.minecraft.server.MinecraftServer.v(SourceFile:506)
	at cof.v(SourceFile:132)
	at net.minecraft.server.MinecraftServer.run(SourceFile:422)
	at java.lang.Thread.run(Unknown Source)

-- Affected level --
Details:
	Level name: Neue Welt
	All players: 1 total; [ox['Marcono1234'/11500782, l='Neue Welt', x=199,99, y=66,38, z=130,02]]
	Chunk stats: ServerChunkCache: 352 Drop: 0
	Level seed: -115448276190888550
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: 200,00,64,00,144,00 - World: (200,64,144), Chunk: (at 8,4,0 in 12,9; contains blocks 192,0,144 to 207,255,159), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 19588 game time, 19588 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 111229 (now: false), thunder time: 122407 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true

-- System Details --
Details:
	Minecraft Version: 14w25a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.6.0_45, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
	Memory: 279039736 bytes (266 MB) / 833421312 bytes (794 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [ox['Marcono1234'/11500782, l='Neue Welt', x=199,99, y=66,38, z=130,02]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.

Duplicated by:

• MC-57083

• MC-57128 (Partwise)

• MC-57037

Confirmed. Worlds *CAN* be reopened though.

This issue is still occuring in 14w25b

---- Minecraft Crash Report ----
// Why is it breaking :(

Time: 6/19/14 10:30 AM
Description: Ticking entity

java.lang.StackOverflowError: Ticking entity
	at tp.<init>(SourceFile:114)
	at tq.<init>(SourceFile:15)
	at tp.a(SourceFile:56)
	at abd.a(SourceFile:460)
	at abd.a(SourceFile:460)
	at abd.a(SourceFile:460)

the line at abd.a(SourceFile:460) is repeated heaps of times as before

-- Entity being ticked --
Details:
	Entity Type: ThrownPotion (adn)
	Entity ID: 4685378
	Entity Name: entity.ThrownPotion.name
	Entity's Exact location: 8321.84, 40.43, 8892.09
	Entity's Block location: 8321.00,40.00,8892.00 - World: (8321,40,8892), Chunk: (at 1,2,12 in 520,555; contains blocks 8320,0,8880 to 8335,255,8895), Region: (16,17; contains chunks 512,544 to 543,575, blocks 8192,0,8704 to 8703,255,9215)
	Entity's Momentum: 0.07, -0.47, 0.39
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at alu.i(SourceFile:1325)
	at ou.i(SourceFile:422)
	at net.minecraft.server.MinecraftServer.w(SourceFile:578)
	at nt.w(SourceFile:284)
	at net.minecraft.server.MinecraftServer.v(SourceFile:506)
	at net.minecraft.server.MinecraftServer.run(SourceFile:422)
	at java.lang.Thread.run(Unknown Source)

What exactly do you mean by "guardian"?

The new mob added into the game in snapshot 14w25a