CONFIG_TEST_USER_COPY: Test user/kernel boundary protections

General informations

The Linux kernel configuration item CONFIG_TEST_USER_COPY:

• prompt: Test user/kernel boundary protections
• type: tristate
• depends on: CONFIG_m
• defined in lib/Kconfig.debug
• found in Linux kernels: 3.14–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.10
• modules built: test_user_copy

Help text

This builds the "test_user_copy" module that runs sanity checks on the copy_to/from_user infrastructure, making sure basic user/kernel boundary testing is working. If it fails to load, a regression has been detected in the user/kernel memory boundary protections.

If unsure, say N.

Hardware

LKDDb

Raw data from LKDDb:

• lkddb module test_user_copy CONFIG_TEST_USER_COPY : lib/Kconfig.debug : "Test user/kernel boundary protections" # in 3.14–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.10

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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