CONFIG_X86_STACK_PROTECTION¶

(No prompt – not directly user assignable.)

Type: bool

Help¶

This option leverages the MMU to cause a system fatal error if the
bounds of the current process stack are overflowed. This is done
by preceding all stack areas with a 4K guard page.

Help¶

This option leverages the MMU to cause a system fatal error if the
bounds of the current process stack are overflowed. This is done
by preceding all stack areas with a 4K guard page.

Direct dependencies¶

(!X86_64 && X86) || (X86_64 && X86)

(Includes any dependencies from ifs and menus.)

Defaults¶

y if HW_STACK_PROTECTION
y if HW_STACK_PROTECTION

Symbols selected by this symbol¶

Kconfig definitions¶

At <Zephyr Architecture>/x86/core/Kconfig.ia32:55

Included via Kconfig:8 → Kconfig.zephyr:39 → <Zephyr Architecture>/Kconfig:12 → <Zephyr Architecture>/x86/Kconfig:482

Menu path: (Top) → X86 Architecture Options → Processor Capabilities

config X86_STACK_PROTECTION
    bool
    default y if HW_STACK_PROTECTION
    select THREAD_STACK_INFO
    select SET_GDT
    select GDT_DYNAMIC
    select X86_ENABLE_TSS
    depends on !X86_64 && X86
    help
      This option leverages the MMU to cause a system fatal error if the
      bounds of the current process stack are overflowed. This is done
      by preceding all stack areas with a 4K guard page.

At <Zephyr Architecture>/x86/core/Kconfig.intel64:72

Included via Kconfig:8 → Kconfig.zephyr:39 → <Zephyr Architecture>/Kconfig:12 → <Zephyr Architecture>/x86/Kconfig:483

Menu path: (Top) → X86 Architecture Options

config X86_STACK_PROTECTION
    bool
    default y if HW_STACK_PROTECTION
    select THREAD_STACK_INFO
    depends on X86_64 && X86
    help
      This option leverages the MMU to cause a system fatal error if the
      bounds of the current process stack are overflowed. This is done
      by preceding all stack areas with a 4K guard page.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)