embedded runtime_error ai_generated true

FreeRTOS: stack overflow detected in task

ID: embedded/freertos-stack-overflow

Also available as: JSON · Markdown
80%Fix Rate
84%Confidence
3Evidence
2023-01-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
32 active — — —

Root Cause

FreeRTOS task stack overflowed.

generic

Workarounds

  1. 90% success Use uxTaskGetStackHighWaterMark() to measure actual usage
  2. 88% success Increase stack only for tasks that need it, based on watermark

Dead Ends

Common approaches that don't work:

  1. Increase all task stack sizes 72% fail

    Wastes limited SRAM

  2. Disable stack overflow checking 85% fail

    Silent corruption