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Message-Id: <20241121111135.2125391-6-dongtai.guo@linux.dev> Date: Thu, 21 Nov 2024 19:11:35 +0800 From: George Guo <dongtai.guo@...ux.dev> To: jpoimboe@...nel.org, jikos@...nel.org, mbenes@...e.cz, pmladek@...e.com, joe.lawrence@...hat.com, shuah@...nel.org Cc: live-patching@...r.kernel.org, linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, George Guo <guodongtai@...inos.cn> Subject: [PATCH livepatch/master v1 6/6] selftests/livepatch: fix test-sysfs.sh execution error From: George Guo <guodongtai@...inos.cn> The script test-sysfs.sh fails with the following error: $ sudo ./test-sysfs.sh TEST: sysfs test ... not ok - expected + result % insmod test_modules/test_klp_livepatch.ko livepatch: enabling patch 'test_klp_livepatch' -livepatch: 'test_klp_livepatch': initializing patching transition -livepatch: 'test_klp_livepatch': starting patching transition -livepatch: 'test_klp_livepatch': completing patching transition -livepatch: 'test_klp_livepatch': patching complete +transition: 'test_klp_livepatch': initializing patching transition +transition: 'test_klp_livepatch': starting patching transition +transition: 'test_klp_livepatch': completing patching transition +transition: 'test_klp_livepatch': patching complete % echo 0 > /sys/kernel/livepatch/test_klp_livepatch/enabled -livepatch: 'test_klp_livepatch': initializing unpatching transition -livepatch: 'test_klp_livepatch': starting unpatching transition -livepatch: 'test_klp_livepatch': completing unpatching transition -livepatch: 'test_klp_livepatch': unpatching complete +transition: 'test_klp_livepatch': initializing unpatching transition +transition: 'test_klp_livepatch': starting unpatching transition +transition: 'test_klp_livepatch': completing unpatching transition +transition: 'test_klp_livepatch': unpatching complete % rmmod test_klp_livepatch ERROR: livepatch kselftest(s) failed The issue arises due to a mismatch in expected log output during livepatch transition. Specifically, the logs previously contained "livepatch:" but have now been updated to "transition:". This results in test failures when comparing the output with the expected values. This patch updates the expected test output to reflect the new log format. Signed-off-by: George Guo <guodongtai@...inos.cn> --- .../testing/selftests/livepatch/test-sysfs.sh | 64 +++++++++---------- 1 file changed, 32 insertions(+), 32 deletions(-) diff --git a/tools/testing/selftests/livepatch/test-sysfs.sh b/tools/testing/selftests/livepatch/test-sysfs.sh index 05a14f5a7bfb..f9a27505d7a4 100755 --- a/tools/testing/selftests/livepatch/test-sysfs.sh +++ b/tools/testing/selftests/livepatch/test-sysfs.sh @@ -30,15 +30,15 @@ unload_lp $MOD_LIVEPATCH check_result "% insmod test_modules/$MOD_LIVEPATCH.ko livepatch: enabling patch '$MOD_LIVEPATCH' -livepatch: '$MOD_LIVEPATCH': initializing patching transition -livepatch: '$MOD_LIVEPATCH': starting patching transition -livepatch: '$MOD_LIVEPATCH': completing patching transition -livepatch: '$MOD_LIVEPATCH': patching complete +transition: '$MOD_LIVEPATCH': initializing patching transition +transition: '$MOD_LIVEPATCH': starting patching transition +transition: '$MOD_LIVEPATCH': completing patching transition +transition: '$MOD_LIVEPATCH': patching complete % echo 0 > /sys/kernel/livepatch/$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 +transition: '$MOD_LIVEPATCH': initializing unpatching transition +transition: '$MOD_LIVEPATCH': starting unpatching transition +transition: '$MOD_LIVEPATCH': completing unpatching transition +transition: '$MOD_LIVEPATCH': unpatching complete % rmmod $MOD_LIVEPATCH" start_test "sysfs test object/patched" @@ -59,12 +59,12 @@ unload_lp $MOD_LIVEPATCH check_result "% insmod test_modules/test_klp_callbacks_demo.ko livepatch: enabling patch 'test_klp_callbacks_demo' -livepatch: 'test_klp_callbacks_demo': initializing patching transition +transition: '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 +transition: 'test_klp_callbacks_demo': starting patching transition +transition: 'test_klp_callbacks_demo': completing patching transition test_klp_callbacks_demo: post_patch_callback: vmlinux -livepatch: 'test_klp_callbacks_demo': patching complete +transition: 'test_klp_callbacks_demo': patching complete % insmod test_modules/test_klp_callbacks_mod.ko 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 @@ -76,12 +76,12 @@ test_klp_callbacks_demo: pre_unpatch_callback: test_klp_callbacks_mod -> [MODULE 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 +transition: '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 +transition: 'test_klp_callbacks_demo': starting unpatching transition +transition: 'test_klp_callbacks_demo': completing unpatching transition test_klp_callbacks_demo: post_unpatch_callback: vmlinux -livepatch: 'test_klp_callbacks_demo': unpatching complete +transition: 'test_klp_callbacks_demo': unpatching complete % rmmod test_klp_callbacks_demo" start_test "sysfs test replace enabled" @@ -97,15 +97,15 @@ unload_lp $MOD_LIVEPATCH check_result "% insmod test_modules/$MOD_LIVEPATCH.ko replace=1 livepatch: enabling patch '$MOD_LIVEPATCH' -livepatch: '$MOD_LIVEPATCH': initializing patching transition -livepatch: '$MOD_LIVEPATCH': starting patching transition -livepatch: '$MOD_LIVEPATCH': completing patching transition -livepatch: '$MOD_LIVEPATCH': patching complete +transition: '$MOD_LIVEPATCH': initializing patching transition +transition: '$MOD_LIVEPATCH': starting patching transition +transition: '$MOD_LIVEPATCH': completing patching transition +transition: '$MOD_LIVEPATCH': patching complete % echo 0 > /sys/kernel/livepatch/$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 +transition: '$MOD_LIVEPATCH': initializing unpatching transition +transition: '$MOD_LIVEPATCH': starting unpatching transition +transition: '$MOD_LIVEPATCH': completing unpatching transition +transition: '$MOD_LIVEPATCH': unpatching complete % rmmod $MOD_LIVEPATCH" start_test "sysfs test replace disabled" @@ -120,15 +120,15 @@ unload_lp $MOD_LIVEPATCH check_result "% insmod test_modules/$MOD_LIVEPATCH.ko replace=0 livepatch: enabling patch '$MOD_LIVEPATCH' -livepatch: '$MOD_LIVEPATCH': initializing patching transition -livepatch: '$MOD_LIVEPATCH': starting patching transition -livepatch: '$MOD_LIVEPATCH': completing patching transition -livepatch: '$MOD_LIVEPATCH': patching complete +transition: '$MOD_LIVEPATCH': initializing patching transition +transition: '$MOD_LIVEPATCH': starting patching transition +transition: '$MOD_LIVEPATCH': completing patching transition +transition: '$MOD_LIVEPATCH': patching complete % echo 0 > /sys/kernel/livepatch/$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 +transition: '$MOD_LIVEPATCH': initializing unpatching transition +transition: '$MOD_LIVEPATCH': starting unpatching transition +transition: '$MOD_LIVEPATCH': completing unpatching transition +transition: '$MOD_LIVEPATCH': unpatching complete % rmmod $MOD_LIVEPATCH" exit 0 -- 2.39.2
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