* Denys Vlasenko <[email protected]> wrote:
> The test is fairly simplistic: it checks that all registers
> are preserved across 32-bit syscall via VDSO.
>
> Run-tested:
>
> $ ./test_syscall_vdso_32
> [RUN] Executing 6-argument 32-bit syscall via VDSO
> [Ok] Arguments are preserved across syscall
> [RUN] Executing 6-argument 32-bit syscall via INT 80
> [Ok] Arguments are preserved across syscall
> [RUN] Running tests under ptrace
> [RUN] Executing 6-argument 32-bit syscall via VDSO
> [Ok] Arguments are preserved across syscall
> [RUN] Executing 6-argument 32-bit syscall via INT 80
> [Ok] Arguments are preserved across syscall
Just curious: is there a kernel sha1 where this test would fail? Or did you try
to
provoke an information leak perhaps?
Thanks,
Ingo
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