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* [merged mm-stable] selftests-memfd-sysctl-fix-memfd_noexec_scope_noexec_enforced.patch removed from -mm tree
@ 2023-08-11 22:59 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2023-08-11 22:59 UTC (permalink / raw)
  To: mm-commits, skhan, mike.kravetz, lkp, keescook, jorgelo, jannh,
	hughd, dverkamp, dmitry.torokhov, asmadeus, jeffxu, akpm


The quilt patch titled
     Subject: selftests/memfd: sysctl: fix MEMFD_NOEXEC_SCOPE_NOEXEC_ENFORCED
has been removed from the -mm tree.  Its filename was
     selftests-memfd-sysctl-fix-memfd_noexec_scope_noexec_enforced.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Jeff Xu <jeffxu@google.com>
Subject: selftests/memfd: sysctl: fix MEMFD_NOEXEC_SCOPE_NOEXEC_ENFORCED
Date: Wed, 5 Jul 2023 06:33:15 +0000

Add selftest for sysctl vm.memfd_noexec is 2
(MEMFD_NOEXEC_SCOPE_NOEXEC_ENFORCED)

memfd_create(.., MFD_EXEC) should fail in this case.

Link: https://lkml.kernel.org/r/20230705063315.3680666-3-jeffxu@google.com
Reported-by: Dominique Martinet <asmadeus@codewreck.org>
Closes: https://lore.kernel.org/linux-mm/CABi2SkXUX_QqTQ10Yx9bBUGpN1wByOi_=gZU6WEy5a8MaQY3Jw@mail.gmail.com/T/
Signed-off-by: Jeff Xu <jeffxu@google.com>
Cc: Daniel Verkamp <dverkamp@chromium.org>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Jann Horn <jannh@google.com>
Cc: Jorge Lucangeli Obes <jorgelo@chromium.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: kernel test robot <lkp@intel.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 tools/testing/selftests/memfd/memfd_test.c |    5 +++++
 1 file changed, 5 insertions(+)

--- a/tools/testing/selftests/memfd/memfd_test.c~selftests-memfd-sysctl-fix-memfd_noexec_scope_noexec_enforced
+++ a/tools/testing/selftests/memfd/memfd_test.c
@@ -1147,6 +1147,11 @@ static void test_sysctl_child(void)
 	sysctl_assert_write("2");
 	mfd_fail_new("kern_memfd_sysctl_2",
 		MFD_CLOEXEC | MFD_ALLOW_SEALING);
+	mfd_fail_new("kern_memfd_sysctl_2_MFD_EXEC",
+		MFD_CLOEXEC | MFD_EXEC);
+	fd = mfd_assert_new("", 0, MFD_NOEXEC_SEAL);
+	close(fd);
+
 	sysctl_fail_write("0");
 	sysctl_fail_write("1");
 }
_

Patches currently in -mm which might be from jeffxu@google.com are



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2023-08-11 22:59 [merged mm-stable] selftests-memfd-sysctl-fix-memfd_noexec_scope_noexec_enforced.patch removed from -mm tree Andrew Morton

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