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authorOlof Johansson <olof@lixom.net>2019-12-05 13:16:58 -0800
committerOlof Johansson <olof@lixom.net>2019-12-05 13:18:54 -0800
commit942e6f8a8314e5550e254519dfba4ccd5170421d (patch)
tree75ec655b440fbc1c454247af38b5596dd8c78de9 /tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c
parentARM: pxa: Fix resource properties (diff)
parentMerge tag 'armsoc-defconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc (diff)
downloadlinux-dev-942e6f8a8314e5550e254519dfba4ccd5170421d.tar.xz
linux-dev-942e6f8a8314e5550e254519dfba4ccd5170421d.zip
Merge mainline/master into arm/fixes
This brings in the mainline tree right after armsoc contents was merged this release cycle, so that we can re-run savedefconfig, etc. Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c')
-rw-r--r--tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c b/tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c
new file mode 100644
index 000000000000..9e6829b7e5db
--- /dev/null
+++ b/tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2019 ARM Limited
+ *
+ * Try to mangle the ucontext from inside a signal handler, toggling
+ * the mode bit to escalate exception level: this attempt must be spotted
+ * by Kernel and the test case is expected to be termninated via SEGV.
+ */
+
+#include "test_signals_utils.h"
+#include "testcases.h"
+
+#include "mangle_pstate_invalid_mode_template.h"
+
+DEFINE_TESTCASE_MANGLE_PSTATE_INVALID_MODE(3h);