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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
#
# Prevent loading a kernel image via the kexec_load syscall when
# signatures are required. (Dependent on CONFIG_IMA_ARCH_POLICY.)
TEST="$0"
. ./kexec_common_lib.sh
# kexec requires root privileges
require_root_privileges
# get the kernel config
get_kconfig
kconfig_enabled "CONFIG_KEXEC_JUMP=y" "kexec_jump is enabled"
if [ $? -eq 0 ]; then
log_skip "kexec_jump is not enabled"
fi
kconfig_enabled "CONFIG_IMA_APPRAISE=y" "IMA enabled"
ima_appraise=$?
kconfig_enabled "CONFIG_IMA_ARCH_POLICY=y" \
"IMA architecture specific policy enabled"
arch_policy=$?
get_secureboot_mode
secureboot=$?
if [ $secureboot -eq 1 ] && [ $arch_policy -eq 1 ]; then
log_skip "Secure boot and CONFIG_IMA_ARCH_POLICY are enabled"
fi
./test_kexec_jump
if [ $? -eq 0 ]; then
log_pass "kexec_jump succeeded"
else
# The more likely failure mode if anything went wrong is that the
# kernel just crashes. But if we get back here, sure, whine anyway.
log_fail "kexec_jump failed"
fi
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