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Sat, 20 Jun 2026 19:22:27 -0700 (PDT) List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 References: <6a36e480.318f5.79b60374@gitrepo.freebsd.org> In-Reply-To: <6a36e480.318f5.79b60374@gitrepo.freebsd.org> From: Oliver Pinter Date: Sun, 21 Jun 2026 04:22:15 +0200 X-Gm-Features: AVVi8CfHtyIuAs6S2vxiSfCfCZoTEgyRdlpAK5ZtN_cSWNrC5D5-Dw1bu1OMa5E Message-ID: Subject: Re: git: 730eaf466493 - main - sound tests: Add PROT_EXEC rejection test To: Christos Margiolis Cc: src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org Content-Type: multipart/alternative; boundary="0000000000007932780654ba329d" X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; TAGGED_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US] X-Rspamd-Queue-Id: 4gjZqF4ZGFz3YFV X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated --0000000000007932780654ba329d Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sat, Jun 20, 2026 at 9:06=E2=80=AFPM Christos Margiolis wrote: > > The branch main has been updated by christos: > > URL: https://cgit.FreeBSD.org/src/commit/?id=3D730eaf466493315c1d1164eb6b59b1476= 6f49322 > > commit 730eaf466493315c1d1164eb6b59b14766f49322 > Author: Christos Margiolis > AuthorDate: 2026-06-12 06:20:26 +0000 > Commit: Christos Margiolis > CommitDate: 2026-06-20 19:04:50 +0000 > > sound tests: Add PROT_EXEC rejection test > > Sponsored by: The FreeBSD Foundation > MFC after: 1 week > Reviewed by: markj, kib > Pull-Request: https://ron-dev.freebsd.org/FreeBSD/src/pulls/30 > --- > tests/sys/sound/mmap.c | 28 ++++++++++++++++++++++++++++ > 1 file changed, 28 insertions(+) > > diff --git a/tests/sys/sound/mmap.c b/tests/sys/sound/mmap.c > index b44b16e7f312..e83193db9bc1 100644 > --- a/tests/sys/sound/mmap.c > +++ b/tests/sys/sound/mmap.c > @@ -102,10 +102,38 @@ ATF_TC_BODY(mmap_buffer_lifetime, tc) > ATF_REQUIRE(munmap(buf, len) =3D=3D 0); > } > > +ATF_TC(mmap_reject_prot_exec); > +ATF_TC_HEAD(mmap_reject_prot_exec, tc) > +{ > + atf_tc_set_md_var(tc, "descr", "mmap PROT_EXEC rejection test"); > + atf_tc_set_md_var(tc, "require.kmods", "snd_dummy"); > +} > + > +ATF_TC_BODY(mmap_reject_prot_exec, tc) > +{ > + uint8_t *buf; > + size_t len; > + int fd; > + > + fd =3D open("/dev/dsp.dummy", O_RDWR); > + ATF_REQUIRE_MSG(fd >=3D 0, FMT_ERR("open")); > + > + len =3D 8; > + > + buf =3D mmap(NULL, len, PROT_READ | *PROT_EXEC | PROT_EXEC*, MAP_SHARED, There is PROT_EXEC twice. > + fd, 0); > + ATF_REQUIRE_MSG(buf =3D=3D MAP_FAILED, FMT_ERR("mmap")); > + > + munmap(buf, len); > + > + close(fd); > +} > + > ATF_TP_ADD_TCS(tp) > { > ATF_TP_ADD_TC(tp, mmap_offset_overflow); > ATF_TP_ADD_TC(tp, mmap_buffer_lifetime); > + ATF_TP_ADD_TC(tp, mmap_reject_prot_exec); > > return (atf_no_error()); > } > --0000000000007932780654ba329d Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


On Sat, Jun 20, 2026 at 9:06=E2=80=AFPM Christos M= argiolis <christos@freebsd.org> wrote:
>
> The branch main has been updated by christos:=
>
> URL: https://cgit.FreeBSD.org/src/comm= it/?id=3D730eaf466493315c1d1164eb6b59b14766f49322
>
> commi= t 730eaf466493315c1d1164eb6b59b14766f49322
> Author: =C2=A0 =C2=A0 Ch= ristos Margiolis <christos@FreeBSD.org>
> AuthorDate: 2026-06-1= 2 06:20:26 +0000
> Commit: =C2=A0 =C2=A0 Christos Margiolis <chris= tos@FreeBSD.org>
> CommitDate: 2026-06-20 19:04:50 +0000
>> =C2=A0 =C2=A0 sound tests: Add PROT_EXEC rejection test
>
&= gt; =C2=A0 =C2=A0 Sponsored by: =C2=A0 The FreeBSD Foundation
> =C2= =A0 =C2=A0 MFC after: =C2=A0 =C2=A0 =C2=A01 week
> =C2=A0 =C2=A0 Revi= ewed by: =C2=A0 =C2=A0markj, kib
> =C2=A0 =C2=A0 Pull-Request: =C2=A0= https://ron-d= ev.freebsd.org/FreeBSD/src/pulls/30
> ---
> =C2=A0tests/sys= /sound/mmap.c | 28 ++++++++++++++++++++++++++++
> =C2=A01 file change= d, 28 insertions(+)
>
> diff --git a/tests/sys/sound/mmap.c b/t= ests/sys/sound/mmap.c
> index b44b16e7f312..e83193db9bc1 100644
&g= t; --- a/tests/sys/sound/mmap.c
> +++ b/tests/sys/sound/mmap.c
>= ; @@ -102,10 +102,38 @@ ATF_TC_BODY(mmap_buffer_lifetime, tc)
> =C2= =A0 =C2=A0 =C2=A0 =C2=A0 ATF_REQUIRE(munmap(buf, len) =3D=3D 0);
> = =C2=A0}
>
> +ATF_TC(mmap_reject_prot_exec);
> +ATF_TC_HEA= D(mmap_reject_prot_exec, tc)
> +{
> + =C2=A0 =C2=A0 =C2=A0 atf_= tc_set_md_var(tc, "descr", "mmap PROT_EXEC rejection test&qu= ot;);
> + =C2=A0 =C2=A0 =C2=A0 atf_tc_set_md_var(tc, "require.km= ods", "snd_dummy");
> +}
> +
> +ATF_TC_BOD= Y(mmap_reject_prot_exec, tc)
> +{
> + =C2=A0 =C2=A0 =C2=A0 uint= 8_t *buf;
> + =C2=A0 =C2=A0 =C2=A0 size_t len;
> + =C2=A0 =C2= =A0 =C2=A0 int fd;
> +
> + =C2=A0 =C2=A0 =C2=A0 fd =3D open(&qu= ot;/dev/dsp.dummy", O_RDWR);
> + =C2=A0 =C2=A0 =C2=A0 ATF_REQUIR= E_MSG(fd >=3D 0, FMT_ERR("open"));
> +
> + =C2=A0 = =C2=A0 =C2=A0 len =3D 8;
> +
> + =C2=A0 =C2=A0 =C2=A0 buf =3D m= map(NULL, len, PROT_READ | PROT_EXEC | PROT_EXEC, MAP_SHARED,
There is PROT_EXEC twice.

> + =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 fd, 0);
> + =C2=A0 =C2=A0 =C2=A0 ATF_REQUIRE_MSG= (buf =3D=3D MAP_FAILED, FMT_ERR("mmap"));
> +
> + =C2= =A0 =C2=A0 =C2=A0 munmap(buf, len);
> +
> + =C2=A0 =C2=A0 =C2= =A0 close(fd);
> +}
> +
> =C2=A0ATF_TP_ADD_TCS(tp)
>= ; =C2=A0{
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 ATF_TP_ADD_TC(tp, mmap_offset= _overflow);
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 ATF_TP_ADD_TC(tp, mmap_buff= er_lifetime);
> + =C2=A0 =C2=A0 =C2=A0 ATF_TP_ADD_TC(tp, mmap_reject_= prot_exec);
>
> =C2=A0 =C2=A0 =C2=A0 =C2=A0 return (atf_no_erro= r());
> =C2=A0}
>
--0000000000007932780654ba329d--