CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO (not configurable)

configname: CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO

Linux Kernel Configuration
└─>Security options
└─>Kernel hardening options
└─>Memory initialization
└─>CC_HAS_AUTO_VAR_INIT_ZERO
In linux kernel since version 5.1 (release Date: 2019-05-05)