[PATCH 0/2] riscv: add audit support

Paul Moore paul at paul-moore.com
Mon Oct 29 15:57:44 PDT 2018


On Mon, Oct 29, 2018 at 6:49 AM David Abdurachmanov
<david.abdurachmanov at gmail.com> wrote:
> This patchset adds system call audit support on riscv (riscv32 &
> riscv64).
>
> The pachset was prepared on top of v4.19 tag.
>
> audit-userspace changes were submitted. See:
> https://github.com/linux-audit/audit-userspace/pull/73
>
> Tested the following manually:
> - auditctl (checked several different example rules from internet)
> - aulast
> - aulastlog
> - ausearch
> - ausyscall
> - aureport
> - autrace (compared some syscalls to strace: order and return
>   value/input arguments seem to be correct)
> - /proc/self/loginuid (required by DNF [package manager])
>
> I looked into audit-testsuite and with some adjustments results are:
>
> Failed 4/14 test programs. 19/88 subtests failed.
>
> The failing tests were due to missing CONFIG_IP_NF_MANGLE, 'id -Z' not
> printing categories (don't know why), not having loadable kernel module
> support enablled and syscall_socketcall not being relevant for new arches.
>
> audit-testsuite with adjustments:
> https://github.com/davidlt/audit-testsuite/tree/riscv64
>
> Depends on:
> [PATCH 1/2] Move EM_RISCV into elf-em.h
> http://lists.infradead.org/pipermail/linux-riscv/2018-October/001885.html
>
> This should solve DNF issues in Fedora 29/RISCV.
>
> David Abdurachmanov (2):
>   riscv: add audit support
>   riscv: audit: add audit hook in do_syscall_trace_enter/exit()
>
>  arch/riscv/Kconfig                   |  1 +
>  arch/riscv/include/asm/ptrace.h      |  5 +++++
>  arch/riscv/include/asm/syscall.h     | 10 ++++++++++
>  arch/riscv/include/asm/thread_info.h |  6 ++++++
>  arch/riscv/kernel/entry.S            |  4 ++--
>  arch/riscv/kernel/ptrace.c           |  5 +++++
>  include/uapi/linux/audit.h           |  2 ++
>  7 files changed, 31 insertions(+), 2 deletions(-)

Thanks for the patches David, I'll be able to take a closer look next
week once the merge window is closed.

-- 
paul moore
www.paul-moore.com



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