Random server crashes when fighting and picking up items at the same time

[KMatuszak]

Go version: 1.20.4
DF version: 43bbbd0
Logs:

DEBU[0281] failed processing packet from 127.0.0.1:43555 (nickname): failed changing held slot: client-side item must be identical to server-side item, but got differences: client: Stack<block.Air{empty:{} replaceable:{} transparent:{}}>(custom name='', lore='[]', damage=0, anvilCost=0) x0 vs server: Stack<item.Sword{Tier:{HarvestLevel:3 BaseMiningEfficiency:6 BaseAttackDamage:3 EnchantmentValue:14 Durability:250 Name:iron}}>(custom name='', lore='[]', damage=4, anvilCost=0) x0 

panic: interface conversion: interface {} is []string, not []interface {} [recovered]
        panic: interface conversion: interface {} is []string, not []interface {}

goroutine 101 [running]:
github.com/df-mc/dragonfly/server/session.(*Session).handlePackets.func1()
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/session/session.go:303 +0x69
panic({0x995a60?, 0xc0058f5410?})
        /usr/local/go/src/runtime/panic.go:914 +0x21f
github.com/df-mc/dragonfly/server/block.DecoratedPot.DecodeNBT({0x0, {{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}}}, 0x4?)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/block/decorated_pot.go:86 +0x285
github.com/df-mc/dragonfly/server/internal/nbtconv.readItemStack(0x0?, 0x0?)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/internal/nbtconv/read.go:206 +0x209
github.com/df-mc/dragonfly/server/internal/nbtconv.Item(0xc0058f5380, 0x0)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/internal/nbtconv/read.go:170 +0xae
github.com/df-mc/dragonfly/server/entity.ItemBehaviourConfig.New({0xc0058cf3f8?, 0xc005460d50?, 0xc005460da8?, 0x100000056b37d?}, {0x1998, {0xb50800, 0xc0015bcaa0}, 0x1, {0x0, 0x0}, ...})
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/entity/item_behaviour.go:32 +0x290
github.com/df-mc/dragonfly/server/entity.NewItem(...)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/entity/item.go:17
github.com/df-mc/dragonfly/server/player.(*Player).dropContents(0xc0008d4000)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/player/player.go:865 +0x665
github.com/df-mc/dragonfly/server/player.(*Player).kill(0xc0008d4000, {0xb57438, 0xc000428ab0})
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/player/player.go:824 +0x2dd
github.com/df-mc/dragonfly/server/player.(*Player).Hurt(0xc0008d4000, 0x401c000000000000, {0xb57438, 0xc000428ab0})
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/player/player.go:621 +0x794
github.com/df-mc/dragonfly/server/player.(*Player).AttackEntity(0xc0008d4dc0, {0xb5d040, 0xc0008d4000})
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/player/player.go:1518 +0x757
github.com/df-mc/dragonfly/server/session.(*InventoryTransactionHandler).handleUseItemOnEntityTransaction(0x1b3d?, 0xc0011cf000, 0xc003e88200)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/session/handler_inventory_transaction.go:132 +0xee
github.com/df-mc/dragonfly/server/session.(*InventoryTransactionHandler).Handle(0x982aa0?, {0xb54578?, 0xc0054d6af0?}, 0xc003e88200)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/session/handler_inventory_transaction.go:37 +0x390
github.com/df-mc/dragonfly/server/session.(*Session).handlePacket(0xc003e88200, {0xb54578, 0xc0054d6af0})
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/session/session.go:432 +0x8d
github.com/df-mc/dragonfly/server/session.(*Session).handlePackets(0xc003e88200)
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/session/session.go:312 +0xdc
created by github.com/df-mc/dragonfly/server/session.(*Session).Start in goroutine 1
        /home/kmatuszak/go/pkg/mod/github.com/df-mc/dragonfly@v0.9.9/server/session/session.go:217 +0xa5
exit status 2

[T14Raptor]

Resolved in 527c538