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SubjectRe: [PATCH 3/3] selftest/arm64/ptrace: add tests for PTRACE_O_ARM64_RAW_REGS
On Thu, Feb 04, 2021 at 03:40:39PM +0000, Will Deacon wrote:
> [+Kees]
>
> On Mon, Feb 01, 2021 at 11:40:12AM -0800, Andrei Vagin wrote:
> > Test output:
> > TAP version 13
> > 1..2
> > # selftests: arm64/ptrace: ptrace_syscall_raw_regs_test
> > # 1..2
> > # ok 1 x7: 686920776f726c64
> > # ok 2 The child exited with code 0.
> > # # Totals: pass:2 fail:0 xfail:0 xpass:0 skip:0 error:0
> > ok 1 selftests: arm64/ptrace: ptrace_syscall_raw_regs_test
> > # selftests: arm64/ptrace: ptrace_syscall_regs_test
> > # 1..3
> > # ok 1 x7: 0
> > # ok 2 x7: 1
> > # ok 3 The child exited with code 0.
> > # # Totals: pass:3 fail:0 xfail:0 xpass:0 skip:0 error:0
> > ok 2 selftests: arm64/ptrace: ptrace_syscall_regs_test
> >
> > Signed-off-by: Andrei Vagin <avagin@gmail.com>
> > ---
> > tools/testing/selftests/arm64/Makefile | 2 +-
> > tools/testing/selftests/arm64/ptrace/Makefile | 6 +
> > .../ptrace/ptrace_syscall_raw_regs_test.c | 142 +++++++++++++++++
> > .../arm64/ptrace/ptrace_syscall_regs_test.c | 150 ++++++++++++++++++
> > 4 files changed, 299 insertions(+), 1 deletion(-)
> > create mode 100644 tools/testing/selftests/arm64/ptrace/Makefile
> > create mode 100644 tools/testing/selftests/arm64/ptrace/ptrace_syscall_raw_regs_test.c
> > create mode 100644 tools/testing/selftests/arm64/ptrace/ptrace_syscall_regs_test.c
>
> Thanks for the tests!
>
> We already have a pretty extensive set of syscall entry tests in
> tools/testing/selftests/seccomp, so perhaps this would be better off as part
> of that? Maybe worth a look.

I'm happy with this living in either place -- I can make an argument
either way. If it's arm64-specific, maybe better to live outside of
seccomp?

--
Kees Cook

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