Nathan Gill

A Broken B-Tree - "All the nodes, but none of the order."

A Dangling Pointer - "Like an orphaned child, but in C."

The Segfault Elf - "Delivers null gifts to null addresses."

A Buffer Overflow Stocking - "Overflow with holiday cheer (or just garbage data)."

A Race Condition Sleigh - "Who gets there first? Nobody knows!"

A Deadlock Wreath - "Where all threads stop to hang."

Null Santa - "Ho ho oh... nothing."

A Recursive Gift Box - "Keep opening... forever."

An Infinite Loop Garland - "It's beginning to look a lot like CPU usage."

Off-By-One Reindeer - "Rudolph's at index 8, but we only have 7."

A Heap of Tinsel - "Memory allocated but never freed."

A Quantum Countdown Clock - "It's both Christmas and not Christmas until you open it."

A Phantom Variable - "Here for Christmas, gone for New Year."

A Syntax Error Cookie Cutter - "Cookies with edges... if it compiles."

Undefined Behavior Brandy - "Tastes different every time!"

A Holiday Memory Leak - "Because 'tis the season to forget."

An Overloaded Sleigh - "Just one more operator..."

A Singleton Snowflake - "The one and only, unless cloned."

A Broken JSON Ornament - "Missing brackets ruin the tree."

A Binary Tree Angel - "Left child naughty, right child nice."

The Santa Scheduler - "Round-robin gift delivery."

A Spaghetti Code Candy Cane - "Twisted in all the wrong places."

An Overflowing Call Stack Stocking - "Too much recursion."

The Kernel Panic Grinch - "Stealing cycles instead of Christmas."