Cross-Process Wait Chain Analysis

Load windbg-diagnostic-method first if it is not already loaded in this conversation, and apply it throughout for evidence ranking, hypothesis testing, confidence calibration, independent review, and report validation. This skill adds the bug-family-specific commands and evidence requirements.

Detection

Look for blocked work in an application, service, or user-mode driver host (including UMDF), and threads in wait, COM, RPC, or I/O paths. The process displaying the symptom may not own the underlying defect. Idle worker threads waiting normally are not evidence of a hang.

Workflow

1. Identify the affected operation and its thread