Software: nginx/1.23.4. PHP/5.6.40-65+ubuntu20.04.1+deb.sury.org+1 uname -a: Linux foro-restaurado-2 5.15.0-1040-oracle #46-Ubuntu SMP Fri Jul 14 21:47:21 UTC 2023 uid=33(www-data) gid=33(www-data) groups=33(www-data) Safe-mode: OFF (not secure) /usr/src/linux-oracle-5.13-headers-5.13.0-1018/tools/testing/selftests/livepatch/ drwxr-xr-x | |
| Viewing file: Select action/file-type: #!/bin/bash # SPDX-License-Identifier: GPL-2.0 # Copyright (C) 2018 Joe Lawrence <[email protected]> . $(dirname $0)/functions.sh MOD_LIVEPATCH=test_klp_livepatch MOD_REPLACE=test_klp_atomic_replace setup_config # - load a livepatch that modifies the output from /proc/cmdline and # verify correct behavior # - unload the livepatch and make sure the patch was removed start_test "basic function patching" load_lp $MOD_LIVEPATCH if [[ "$(cat /proc/cmdline)" != "$MOD_LIVEPATCH: this has been live patched" ]] ; then echo -e "FAIL\n\n" die "livepatch kselftest(s) failed" fi disable_lp $MOD_LIVEPATCH unload_lp $MOD_LIVEPATCH if [[ "$(cat /proc/cmdline)" == "$MOD_LIVEPATCH: this has been live patched" ]] ; then echo -e "FAIL\n\n" die "livepatch kselftest(s) failed" fi 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" # - load a livepatch that modifies the output from /proc/cmdline and # verify correct behavior # - load another livepatch and verify that both livepatches are active # - unload the second livepatch and verify that the first is still active # - unload the first livepatch and verify none are active start_test "multiple livepatches" load_lp $MOD_LIVEPATCH grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg load_lp $MOD_REPLACE replace=0 grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg disable_lp $MOD_REPLACE unload_lp $MOD_REPLACE grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg disable_lp $MOD_LIVEPATCH unload_lp $MOD_LIVEPATCH grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg 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 $MOD_LIVEPATCH: this has been live patched % modprobe $MOD_REPLACE replace=0 livepatch: enabling patch '$MOD_REPLACE' livepatch: '$MOD_REPLACE': initializing patching transition livepatch: '$MOD_REPLACE': starting patching transition livepatch: '$MOD_REPLACE': completing patching transition livepatch: '$MOD_REPLACE': patching complete $MOD_LIVEPATCH: this has been live patched $MOD_REPLACE: this has been live patched % echo 0 > /sys/kernel/livepatch/$MOD_REPLACE/enabled livepatch: '$MOD_REPLACE': initializing unpatching transition livepatch: '$MOD_REPLACE': starting unpatching transition livepatch: '$MOD_REPLACE': completing unpatching transition livepatch: '$MOD_REPLACE': unpatching complete % rmmod $MOD_REPLACE $MOD_LIVEPATCH: this has been live patched % echo 0 > /sys/kernel/livepatch/$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" # - load a livepatch that modifies the output from /proc/cmdline and # verify correct behavior # - load an atomic replace livepatch and verify that only the second is active # - remove the first livepatch and verify that the atomic replace livepatch # is still active # - remove the atomic replace livepatch and verify that none are active start_test "atomic replace livepatch" load_lp $MOD_LIVEPATCH grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg load_lp $MOD_REPLACE replace=1 grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg unload_lp $MOD_LIVEPATCH grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg disable_lp $MOD_REPLACE unload_lp $MOD_REPLACE grep 'live patched' /proc/cmdline > /dev/kmsg grep 'live patched' /proc/meminfo > /dev/kmsg 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 $MOD_LIVEPATCH: this has been live patched % modprobe $MOD_REPLACE replace=1 livepatch: enabling patch '$MOD_REPLACE' livepatch: '$MOD_REPLACE': initializing patching transition livepatch: '$MOD_REPLACE': starting patching transition livepatch: '$MOD_REPLACE': completing patching transition livepatch: '$MOD_REPLACE': patching complete $MOD_REPLACE: this has been live patched % rmmod $MOD_LIVEPATCH $MOD_REPLACE: this has been live patched % echo 0 > /sys/kernel/livepatch/$MOD_REPLACE/enabled livepatch: '$MOD_REPLACE': initializing unpatching transition livepatch: '$MOD_REPLACE': starting unpatching transition livepatch: '$MOD_REPLACE': completing unpatching transition livepatch: '$MOD_REPLACE': unpatching complete % rmmod $MOD_REPLACE" exit 0 |
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