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CONFIG_SOFTLOCKUP_DETECTOR: Detect Soft Lockups

General informations

The Linux kernel configuration item CONFIG_SOFTLOCKUP_DETECTOR:

Help text

Say Y here to enable the kernel to act as a watchdog to detect soft lockups.

Softlockups are bugs that cause the kernel to loop in kernel mode for more than 20 seconds, without giving other tasks a chance to run. The current stack trace is displayed upon detection and the system will stay locked up.

Hardware

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