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BOOTPROC_INITIALIZATION_FAILED
Boot processor startup failure for BOOTPROC_INITIALIZATION_FAILED
BOOTPROC_INITIALIZATION_FAILED is bug check code 0x0000006E. This bug check points at initialization of the processor that brings up the kernel. It is related to CPU topology, firmware, HAL, interrupt/timer setup, and multiprocessor startup state.
How to read it in a dump
- The boot processor differs from secondary processors that are brought online later.
- Firmware, hypervisor, CPU microcode, interrupt controller, and ACPI state are important evidence.
- This is lower-level than a driver service failing to start.
What to check
- Check firmware, CPU configuration, virtualization settings, and recent platform changes.
- Compare with CLOCK_WATCHDOG_TIMEOUT or HAL initialization failures if present.
- Capture boot debugging output on repeatable early-boot failures.
References
Dump evidence
Preserve the complete dump, the four bug-check parameters, the exact Windows build, loaded-module list, and the event timeline immediately before the stop. AllStat summarizes the condition as “this result”; that sentence identifies the failure class, while the parameters and stack determine which object, driver, processor, or subsystem instance was involved.
Analysis order
- Run WinDbg
!analyze -v, then inspect the documented meaning of each parameter instead of relying only on the probably-caused-by line. - find the earliest abnormal event: driver update, firmware change, device reset, storage error, verifier report, resource exhaustion, or application hang connected with bootproc / initialization.
- keep third-party filter, security, storage, graphics, and virtualization drivers in the module inventory; removing evidence before dump analysis can obscure the responsible path.
Do not repeatedly reboot a machine affected by this result before collecting the dump and event logs. Recovery actions should follow the component identified by the stack and parameters, not merely the symbolic stop-code name.
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