CONFIG_UBSAN_UNSIGNED_OVERFLOW: Perform checking for unsigned arithmetic overflow

General informations

The Linux kernel configuration item CONFIG_UBSAN_UNSIGNED_OVERFLOW:

• prompt: Perform checking for unsigned arithmetic overflow
• type: bool
• depends on: ($( CONFIG_cc-option,-fsanitize = CONFIG_unsigned-integer-overflow )) && (! CONFIG_X86_32 )
• defined in lib/Kconfig.ubsan
• found in Linux kernels: 5.11

Help text

This option enables -fsanitize=unsigned-integer-overflow which checks for overflow of any arithmetic operations with unsigned integers. This currently causes x86 to fail to boot.

Hardware

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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