kselftest: arm64: fake_sigreturn_bad_size

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Add a simple fake_sigreturn testcase which builds a ucontext_t with a
badly sized header that causes a overrun in the __reserved area and
place it onto the stack. Expects a SIGSEGV on test PASS.

Reviewed-by: Dave Martin <Dave.Martin@arm.com>
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Cristian Marussi 2019-10-25 18:57:16 +01:00 • committed by Catalin Marinas

parent 46185cd124

commit 49978aa8f0

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tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_size.c

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