Messages in this thread | | | Date | Mon, 29 Oct 2018 13:27:55 -0700 (PDT) | Subject | Re: [PATCH 2/2] RISC-V: Add support for SECCOMP | From | Palmer Dabbelt <> |
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On Sun, 28 Oct 2018 04:07:55 PDT (-0700), david.abdurachmanov@gmail.com wrote: > On Thu, Oct 25, 2018 at 10:36 PM Paul Moore <paul@paul-moore.com> wrote: >> >> On Thu, Oct 25, 2018 at 2:31 PM David Abdurachmanov >> <david.abdurachmanov@gmail.com> wrote: >> > On Wed, Oct 24, 2018 at 10:40 PM Palmer Dabbelt <palmer@sifive.com> wrote: >> > > From: "Wesley W. Terpstra" <wesley@sifive.com> >> >> ... >> >> > Palmer, >> > >> > Half of the patch seems to touch audit parts. I started working on audit >> > support this morning, and I can boot Fedora with audit traces. >> > >> > [root@fedora-riscv ~]# dmesg | grep audit >> > [ 0.312000] audit: initializing netlink subsys (disabled) >> > [ 0.316000] audit: type=2000 audit(0.316:1): state=initialized >> > audit_enabled=0 res=1 >> > [ 7.288000] audit: type=1130 audit(1529665913.772:2): pid=1 uid=0 >> > auid=4294967295 ses=4294967295 msg='unit=systemd-remount-fs >> > comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? >> > terminal=? res=success' >> > [ 7.684000] audit: type=1130 audit(1529665914.176:3): pid=1 uid=0 >> > auid=4294967295 ses=4294967295 msg='unit=systemd-sysctl comm="systemd" >> > exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? >> > res=success' >> > [..] >> > >> > I am still working on audit user-space support for better testing. >> > >> > I suggest we first implement audit and then seccomp. >> >> FYI, while small and far from comprehensive, we do have a test suite >> we use for basic validation of the audit kernel bits which may be >> helpful while you're working on the audit enablement: >> >> * https://github.com/linux-audit/audit-testsuite > > Currently I checked the following to work: > - /proc/self/loginuid (required by DNF [package manager]) > - 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 seems to be correct) > > I checked audit-testsuite yesterday and it seems to be only for > x86-64 / x86-32. After adjusting it (MODE, syscalls) I am at: > > Failed 4/14 test programs. 19/88 subtests failed. > > I don't plan to look further in the failure, e.g.: > - syscall_socketcall: that's an old stuff and not relevant to > new arches > - syscall_module: Fedora kernel currently is not compiled > with kernel loadable module support > - filter_exclude: two tests fail because id -Z doesn't print > any categories, but "semanage login -l" output is identical > between x86_64 and riscv64 > - netfilter_pkt: don't have CONFIG_IP_NF_MANGLE enabled > > Fedora kernel currently has minimal CONFIG_* options > and is built without loadable module support. > > I will send the patches for review soon.
Thanks!
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