Paper/patches/server/0392-Prevent-Double-PlayerChunkMap-adds-crashing-server.patch
Jake Potrebic 55d5c1650f
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#6149)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
17c35d6e SPIGOT-6637: Revert "#636: Add FurnaceStartSmeltEvent"
4b27230b SPIGOT-6623: Missing API reasons for entity freezing
e1528c85 #636: Add FurnaceStartSmeltEvent

CraftBukkit Changes:
a6292cc3 SPIGOT-6637: Revert "#874: Add FurnaceStartSmeltEvent"
f4066854 SPIGOT-6579: DragonFireBall movement with setDirection jumps around a lot
9add952b SPIGOT-6623: Missing API reasons for entity freezing
2ea359f1 #874: Add FurnaceStartSmeltEvent
be8d625e SPIGOT-5560, SPIGOT-6574, SPIGOT-6632: Remove no longer needed tile entity fix

Spigot Changes:
eac3cd96 Rebuild patches
2021-07-11 09:01:29 +02:00

49 Zeilen
2.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Thu, 2 Apr 2020 01:42:39 -0400
Subject: [PATCH] Prevent Double PlayerChunkMap adds crashing server
Suspected case would be around the technique used in .stopRiding
Stack will identify any causer of this and warn instead of crashing.
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index b2d88e0423d93fdb45dc8ca7d53c98069ade749e..2b291296821dc6d6a8437bd977eeba517cdb5003 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -1508,6 +1508,14 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
public void addEntity(Entity entity) {
org.spigotmc.AsyncCatcher.catchOp("entity track"); // Spigot
+ // Paper start - ignore and warn about illegal addEntity calls instead of crashing server
+ if (!entity.valid || entity.level != this.level || this.entityMap.containsKey(entity.getId())) {
+ new Throwable("[ERROR] Illegal PlayerChunkMap::addEntity for world " + this.level.getWorld().getName()
+ + ": " + entity + (this.entityMap.containsKey(entity.getId()) ? " ALREADY CONTAINED (This would have crashed your server)" : ""))
+ .printStackTrace();
+ return;
+ }
+ // Paper end
if (!(entity instanceof EnderDragonPart)) {
EntityType<?> entitytypes = entity.getType();
int i = entitytypes.clientTrackingRange() * 16;
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index e51a393a31af71c18465b460dcf8d6d80a7f1c0f..bc467846e98e9c8e8e060939ef8795c7a7845c0a 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -2061,7 +2061,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
public void onTrackingStart(Entity entity) {
org.spigotmc.AsyncCatcher.catchOp("entity register"); // Spigot
- ServerLevel.this.getChunkSource().addEntity(entity);
+ // ServerLevel.this.getChunkSource().addEntity(entity); // Paper - moved down below valid=true
if (entity instanceof ServerPlayer) {
ServerLevel.this.players.add((ServerPlayer) entity);
ServerLevel.this.updateSleepingPlayerList();
@@ -2083,6 +2083,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
}
entity.valid = true; // CraftBukkit
+ ServerLevel.this.getChunkSource().addEntity(entity);
// Paper start - Set origin location when the entity is being added to the world
if (entity.getOriginVector() == null) {
entity.setOrigin(entity.getBukkitEntity().getLocation());