| Server IP : 172.67.216.182 / Your IP : 108.162.226.124 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/tools/testing/selftests/kexec/ |
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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=y" "kexec_load is enabled" if [ $? -eq 0 ]; then log_skip "kexec_load is not enabled" fi kconfig_enabled "CONFIG_IMA_APPRAISE=y" "IMA enabled" ima_appraise=$? kconfig_enabled "CONFIG_IMA_ARCH_POLICY=y" \ "IMA architecture specific policy enabled" arch_policy=$? get_secureboot_mode secureboot=$? # kexec_load should fail in secure boot mode and CONFIG_IMA_ARCH_POLICY enabled kexec --load $KERNEL_IMAGE > /dev/null 2>&1 if [ $? -eq 0 ]; then kexec --unload if [ $secureboot -eq 1 ] && [ $arch_policy -eq 1 ]; then log_fail "kexec_load succeeded" elif [ $ima_appraise -eq 0 -o $arch_policy -eq 0 ]; then log_info "Either IMA or the IMA arch policy is not enabled" fi log_pass "kexec_load succeeded" else if [ $secureboot -eq 1 ] && [ $arch_policy -eq 1 ] ; then log_pass "kexec_load failed" else log_fail "kexec_load failed" fi fi