| Server IP : 13.213.54.232 / Your IP : 216.73.216.72 Web Server : Apache/2.4.52 (Ubuntu) System : Linux ip-172-31-17-110 6.8.0-1029-aws #31~22.04.1-Ubuntu SMP Thu Apr 24 21:16:18 UTC 2025 x86_64 User : www-data ( 33) PHP Version : 7.1.33-67+ubuntu22.04.1+deb.sury.org+1 Disable Function : 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_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/246939/root/lib/modules/6.8.0-1031-aws/build/tools/testing/selftests/livepatch/ |
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#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # Copyright (C) 2022 Song Liu <song@kernel.org> . $(dirname $0)/functions.sh MOD_LIVEPATCH=test_klp_livepatch setup_config # - load a livepatch and verifies the sysfs entries work as expected start_test "sysfs test" load_lp $MOD_LIVEPATCH check_sysfs_rights "$MOD_LIVEPATCH" "" "drwxr-xr-x" check_sysfs_rights "$MOD_LIVEPATCH" "enabled" "-rw-r--r--" check_sysfs_value "$MOD_LIVEPATCH" "enabled" "1" check_sysfs_rights "$MOD_LIVEPATCH" "force" "--w-------" check_sysfs_rights "$MOD_LIVEPATCH" "transition" "-r--r--r--" check_sysfs_value "$MOD_LIVEPATCH" "transition" "0" check_sysfs_rights "$MOD_LIVEPATCH" "vmlinux/patched" "-r--r--r--" check_sysfs_value "$MOD_LIVEPATCH" "vmlinux/patched" "1" disable_lp $MOD_LIVEPATCH unload_lp $MOD_LIVEPATCH check_result "% modprobe $MOD_LIVEPATCH livepatch: enabling patch '$MOD_LIVEPATCH' livepatch: '$MOD_LIVEPATCH': initializing patching transition livepatch: '$MOD_LIVEPATCH': starting patching transition livepatch: '$MOD_LIVEPATCH': completing patching transition livepatch: '$MOD_LIVEPATCH': patching complete % echo 0 > /sys/kernel/livepatch/$MOD_LIVEPATCH/enabled livepatch: '$MOD_LIVEPATCH': initializing unpatching transition livepatch: '$MOD_LIVEPATCH': starting unpatching transition livepatch: '$MOD_LIVEPATCH': completing unpatching transition livepatch: '$MOD_LIVEPATCH': unpatching complete % rmmod $MOD_LIVEPATCH" start_test "sysfs test object/patched" MOD_LIVEPATCH=test_klp_callbacks_demo MOD_TARGET=test_klp_callbacks_mod load_lp $MOD_LIVEPATCH # check the "patch" file changes as target module loads/unloads check_sysfs_value "$MOD_LIVEPATCH" "$MOD_TARGET/patched" "0" load_mod $MOD_TARGET check_sysfs_value "$MOD_LIVEPATCH" "$MOD_TARGET/patched" "1" unload_mod $MOD_TARGET check_sysfs_value "$MOD_LIVEPATCH" "$MOD_TARGET/patched" "0" disable_lp $MOD_LIVEPATCH unload_lp $MOD_LIVEPATCH check_result "% modprobe test_klp_callbacks_demo livepatch: enabling patch 'test_klp_callbacks_demo' livepatch: 'test_klp_callbacks_demo': initializing patching transition test_klp_callbacks_demo: pre_patch_callback: vmlinux livepatch: 'test_klp_callbacks_demo': starting patching transition livepatch: 'test_klp_callbacks_demo': completing patching transition test_klp_callbacks_demo: post_patch_callback: vmlinux livepatch: 'test_klp_callbacks_demo': patching complete % modprobe test_klp_callbacks_mod livepatch: applying patch 'test_klp_callbacks_demo' to loading module 'test_klp_callbacks_mod' test_klp_callbacks_demo: pre_patch_callback: test_klp_callbacks_mod -> [MODULE_STATE_COMING] Full formed, running module_init test_klp_callbacks_demo: post_patch_callback: test_klp_callbacks_mod -> [MODULE_STATE_COMING] Full formed, running module_init test_klp_callbacks_mod: test_klp_callbacks_mod_init % rmmod test_klp_callbacks_mod test_klp_callbacks_mod: test_klp_callbacks_mod_exit test_klp_callbacks_demo: pre_unpatch_callback: test_klp_callbacks_mod -> [MODULE_STATE_GOING] Going away livepatch: reverting patch 'test_klp_callbacks_demo' on unloading module 'test_klp_callbacks_mod' test_klp_callbacks_demo: post_unpatch_callback: test_klp_callbacks_mod -> [MODULE_STATE_GOING] Going away % echo 0 > /sys/kernel/livepatch/test_klp_callbacks_demo/enabled livepatch: 'test_klp_callbacks_demo': initializing unpatching transition test_klp_callbacks_demo: pre_unpatch_callback: vmlinux livepatch: 'test_klp_callbacks_demo': starting unpatching transition livepatch: 'test_klp_callbacks_demo': completing unpatching transition test_klp_callbacks_demo: post_unpatch_callback: vmlinux livepatch: 'test_klp_callbacks_demo': unpatching complete % rmmod test_klp_callbacks_demo" exit 0