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From: "Mickaël Salaün" <mic@digikod.net>
To: linux-security-module@vger.kernel.org
Cc: "Mickaël Salaün" <mic@digikod.net>,
	"Andreas Gruenbacher" <agruenba@redhat.com>,
	"Andy Lutomirski" <luto@amacapital.net>,
	"Andy Lutomirski" <luto@kernel.org>,
	"Arnd Bergmann" <arnd@arndb.de>,
	"Casey Schaufler" <casey@schaufler-ca.com>,
	"Daniel Borkmann" <daniel@iogearbox.net>,
	"David Drysdale" <drysdale@google.com>,
	"Eric Paris" <eparis@redhat.com>,
	"James Morris" <james.l.morris@oracle.com>,
	"Jeff Dike" <jdike@addtoit.com>, "Julien Tinnes" <jln@google.com>,
	"Kees Cook" <keescook@chromium.org>,
	"Michael Kerrisk" <mtk@man7.org>,
	"Paul Moore" <pmoore@redhat.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Serge E . Hallyn" <serge@hallyn.com>,
	"Stephen Smalley" <sds@tycho.nsa.gov>,
	"Tetsuo Handa" <penguin-kernel@I-love.SAKURA.ne.jp>,
	"Will Drewry" <wad@chromium.org>,
	linux-api@vger.kernel.org, kernel-hardening@lists.openwall.com
Subject: [RFC v1 08/17] selftest/seccomp: Remove unknown_ret_is_kill_above_allow test
Date: Thu, 24 Mar 2016 02:46:39 +0100	[thread overview]
Message-ID: <1458784008-16277-9-git-send-email-mic@digikod.net> (raw)
In-Reply-To: <1458784008-16277-1-git-send-email-mic@digikod.net>

This is not relevant anymore because of SECCOMP_RET_INTER.

Signed-off-by: Mickaël Salaün <mic@digikod.net>
---
 tools/testing/selftests/seccomp/seccomp_bpf.c | 22 ----------------------
 1 file changed, 22 deletions(-)

diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index 150829dd7998..023717bf3185 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -363,28 +363,6 @@ TEST_SIGNAL(unknown_ret_is_kill_inside, SIGSYS)
 	}
 }
 
-/* return code >= 0x80000000 is unused. */
-TEST_SIGNAL(unknown_ret_is_kill_above_allow, SIGSYS)
-{
-	struct sock_filter filter[] = {
-		BPF_STMT(BPF_RET|BPF_K, 0x90000000U),
-	};
-	struct sock_fprog prog = {
-		.len = (unsigned short)ARRAY_SIZE(filter),
-		.filter = filter,
-	};
-	long ret;
-
-	ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0);
-	ASSERT_EQ(0, ret);
-
-	ret = prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, &prog);
-	ASSERT_EQ(0, ret);
-	EXPECT_EQ(0, syscall(__NR_getpid)) {
-		TH_LOG("getpid() shouldn't ever return");
-	}
-}
-
 TEST_SIGNAL(KILL_all, SIGSYS)
 {
 	struct sock_filter filter[] = {
-- 
2.8.0.rc3

WARNING: multiple messages have this Message-ID (diff)
From: "Mickaël Salaün" <mic@digikod.net>
To: linux-security-module@vger.kernel.org
Cc: "Mickaël Salaün" <mic@digikod.net>,
	"Andreas Gruenbacher" <agruenba@redhat.com>,
	"Andy Lutomirski" <luto@amacapital.net>,
	"Andy Lutomirski" <luto@kernel.org>,
	"Arnd Bergmann" <arnd@arndb.de>,
	"Casey Schaufler" <casey@schaufler-ca.com>,
	"Daniel Borkmann" <daniel@iogearbox.net>,
	"David Drysdale" <drysdale@google.com>,
	"Eric Paris" <eparis@redhat.com>,
	"James Morris" <james.l.morris@oracle.com>,
	"Jeff Dike" <jdike@addtoit.com>, "Julien Tinnes" <jln@google.com>,
	"Kees Cook" <keescook@chromium.org>,
	"Michael Kerrisk" <mtk@man7.org>,
	"Paul Moore" <pmoore@redhat.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Serge E . Hallyn" <serge@hallyn.com>,
	"Stephen Smalley" <sds@tycho.nsa.gov>,
	"Tetsuo Handa" <penguin-kernel@I-love.SAKURA.ne.jp>,
	"Will Drewry" <wad@chromium.org>,
	linux-api@vger.kernel.org, kernel-hardening@lists.openwall.com
Subject: [kernel-hardening] [RFC v1 08/17] selftest/seccomp: Remove unknown_ret_is_kill_above_allow test
Date: Thu, 24 Mar 2016 02:46:39 +0100	[thread overview]
Message-ID: <1458784008-16277-9-git-send-email-mic@digikod.net> (raw)
In-Reply-To: <1458784008-16277-1-git-send-email-mic@digikod.net>

This is not relevant anymore because of SECCOMP_RET_INTER.

Signed-off-by: Mickaël Salaün <mic@digikod.net>
---
 tools/testing/selftests/seccomp/seccomp_bpf.c | 22 ----------------------
 1 file changed, 22 deletions(-)

diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index 150829dd7998..023717bf3185 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -363,28 +363,6 @@ TEST_SIGNAL(unknown_ret_is_kill_inside, SIGSYS)
 	}
 }
 
-/* return code >= 0x80000000 is unused. */
-TEST_SIGNAL(unknown_ret_is_kill_above_allow, SIGSYS)
-{
-	struct sock_filter filter[] = {
-		BPF_STMT(BPF_RET|BPF_K, 0x90000000U),
-	};
-	struct sock_fprog prog = {
-		.len = (unsigned short)ARRAY_SIZE(filter),
-		.filter = filter,
-	};
-	long ret;
-
-	ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0);
-	ASSERT_EQ(0, ret);
-
-	ret = prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, &prog);
-	ASSERT_EQ(0, ret);
-	EXPECT_EQ(0, syscall(__NR_getpid)) {
-		TH_LOG("getpid() shouldn't ever return");
-	}
-}
-
 TEST_SIGNAL(KILL_all, SIGSYS)
 {
 	struct sock_filter filter[] = {
-- 
2.8.0.rc3

  parent reply	other threads:[~2016-03-24  1:46 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-24  1:46 [RFC v1 00/17] seccomp-object: From attack surface reduction to sandboxing Mickaël Salaün
2016-03-24  1:46 ` [kernel-hardening] " Mickaël Salaün
2016-03-24  1:46 ` [RFC v1 01/17] um: Export the sys_call_table Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
2016-03-24  1:46 ` [RFC v1 02/17] seccomp: Fix typo Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
2016-03-24  1:46 ` [RFC v1 03/17] selftest/seccomp: Fix the flag name SECCOMP_FILTER_FLAG_TSYNC Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
     [not found]   ` <1458784008-16277-4-git-send-email-mic-WFhQfpSGs3bR7s880joybQ@public.gmane.org>
2016-03-24  4:35     ` Kees Cook
2016-03-24  4:35       ` [kernel-hardening] " Kees Cook
2016-03-29 15:35       ` Shuah Khan
2016-03-29 15:35         ` [kernel-hardening] " Shuah Khan
2016-03-29 18:46         ` [PATCH 1/2] " Mickaël Salaün
2016-03-29 18:46           ` [kernel-hardening] " Mickaël Salaün
2016-03-29 19:06           ` Shuah Khan
2016-03-29 19:06             ` [kernel-hardening] " Shuah Khan
2016-03-24  1:46 ` [RFC v1 04/17] selftest/seccomp: Fix the seccomp(2) signature Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
     [not found]   ` <1458784008-16277-5-git-send-email-mic-WFhQfpSGs3bR7s880joybQ@public.gmane.org>
2016-03-24  4:36     ` Kees Cook
2016-03-24  4:36       ` [kernel-hardening] " Kees Cook
2016-03-29 15:38       ` Shuah Khan
2016-03-29 15:38         ` [kernel-hardening] " Shuah Khan
2016-03-29 18:51         ` [PATCH 2/2] " Mickaël Salaün
2016-03-29 18:51           ` [kernel-hardening] " Mickaël Salaün
     [not found]           ` <1459277509-10666-1-git-send-email-mic-WFhQfpSGs3bR7s880joybQ@public.gmane.org>
2016-03-29 19:07             ` Shuah Khan
2016-03-29 19:07               ` [kernel-hardening] " Shuah Khan
2016-03-24  1:46 ` [RFC v1 05/17] security/seccomp: Add LSM and create arrays of syscall metadata Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
2016-03-24 15:47   ` Casey Schaufler
2016-03-24 15:47     ` [kernel-hardening] " Casey Schaufler
2016-03-24 16:01   ` Casey Schaufler
2016-03-24 16:01     ` [kernel-hardening] " Casey Schaufler
     [not found]     ` <56F40F3F.90708-iSGtlc1asvQWG2LlvL+J4A@public.gmane.org>
2016-03-24 21:31       ` Mickaël Salaün
2016-03-24 21:31         ` [kernel-hardening] " Mickaël Salaün
2016-03-24  1:46 ` [RFC v1 06/17] seccomp: Add the SECCOMP_ADD_CHECKER_GROUP command Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
2016-03-24  1:46 ` [RFC v1 07/17] seccomp: Add seccomp object checker evaluation Mickaël Salaün
2016-03-24  1:46   ` [kernel-hardening] " Mickaël Salaün
2016-03-24  1:46 ` Mickaël Salaün [this message]
2016-03-24  1:46   ` [kernel-hardening] [RFC v1 08/17] selftest/seccomp: Remove unknown_ret_is_kill_above_allow test Mickaël Salaün
2016-04-20 18:21 ` [RFC v1 00/17] seccomp-object: From attack surface reduction to sandboxing Mickaël Salaün
2016-04-20 18:21   ` [kernel-hardening] " Mickaël Salaün
2016-04-26 22:46   ` Kees Cook
2016-04-26 22:46     ` [kernel-hardening] " Kees Cook
     [not found] ` <1458784008-16277-1-git-send-email-mic-WFhQfpSGs3bR7s880joybQ@public.gmane.org>
2016-03-24  2:53   ` [RFC v1 09/17] selftest/seccomp: Extend seccomp_data until matches[6] Mickaël Salaün
2016-03-24  2:53     ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:53     ` [RFC v1 11/17] selftest/seccomp: Add argeval_open_whitelist test Mickaël Salaün
2016-03-24  2:53       ` [kernel-hardening] " Mickaël Salaün
     [not found]     ` <1458788042-26173-1-git-send-email-mic-WFhQfpSGs3bR7s880joybQ@public.gmane.org>
2016-03-24  2:53       ` [RFC v1 10/17] selftest/seccomp: Add field_is_valid_syscall test Mickaël Salaün
2016-03-24  2:53         ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:53       ` [RFC v1 12/17] audit,seccomp: Extend audit with seccomp state Mickaël Salaün
2016-03-24  2:53         ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:53       ` [RFC v1 13/17] selftest/seccomp: Rename TRACE_poke to TRACE_poke_sys_read Mickaël Salaün
2016-03-24  2:53         ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:53       ` [RFC v1 14/17] selftest/seccomp: Make tracer_poke() more generic Mickaël Salaün
2016-03-24  2:53         ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:54       ` [RFC v1 15/17] selftest/seccomp: Add argeval_toctou_argument test Mickaël Salaün
2016-03-24  2:54         ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:54     ` [RFC v1 16/17] security/seccomp: Protect against filesystem TOCTOU Mickaël Salaün
2016-03-24  2:54       ` [kernel-hardening] " Mickaël Salaün
2016-03-24  2:54     ` [RFC v1 17/17] selftest/seccomp: Add argeval_toctou_filesystem test Mickaël Salaün
2016-03-24  2:54       ` [kernel-hardening] " Mickaël Salaün
2016-03-24 16:24   ` [RFC v1 00/17] seccomp-object: From attack surface reduction to sandboxing Kees Cook
2016-03-24 16:24     ` [kernel-hardening] " Kees Cook
     [not found]     ` <CAGXu5jLModth62F8PsFfNVCL=7PrAd+kT_NEsMP5WwOJvLS8EQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-03-27  5:03       ` Loganaden Velvindron
2016-03-27  5:03         ` Loganaden Velvindron
2016-04-28  2:36   ` Kees Cook
2016-04-28  2:36     ` [kernel-hardening] " Kees Cook
2016-04-28 23:45     ` Mickaël Salaün
2016-04-28 23:45       ` [kernel-hardening] " Mickaël Salaün
2016-05-21 12:58       ` Mickaël Salaün
2016-05-21 12:58         ` [kernel-hardening] " Mickaël Salaün
2016-05-02 22:19     ` James Morris
2016-05-02 22:19       ` [kernel-hardening] " James Morris
     [not found]     ` <CAGXu5jK1U12vMk11HD_x_gNz3Rk4ZgEfdThY7DHvm4e4sPRh4g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-05-21 15:19       ` Daniel Borkmann
2016-05-21 15:19         ` [kernel-hardening] " Daniel Borkmann
     [not found]         ` <57407C98.3090508-FeC+5ew28dpmcu3hnIyYJQ@public.gmane.org>
2016-05-22 21:30           ` Mickaël Salaün
2016-05-22 21:30             ` [kernel-hardening] " Mickaël Salaün

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