fix several bugs

[dtcccc]

see each commit for detail

[anolis-bot]

@dtcccc , a new test job has been submitted. Please wait in patience. The test job url: https://tone.openanolis.cn/ws/2r1b4c7z/test_result/53679

[anolis-bot]

@dtcccc , The CI test is completed, please check result:

Test Case		Test Result
schedule_test	x86_64	:x: FAIL
schedule_test	aarch64	:x: FAIL

Sorry, your test job failed. Please get the details in the link.

[ampresent]

/retest

[anolis-bot]

@ampresent , the test job has been submitted. Please wait in patience. The test job url: https://tone.openanolis.cn/ws/2r1b4c7z/test_result/53884

[anolis-bot]

@ampresent , The CI test is completed, please check result:

Test Case		Test Result
schedule_test	x86_64	:x: FAIL
schedule_test	aarch64	:x: FAIL

Sorry, your test job failed. Please get the details in the link.

[suqingming]

/retest

[anolis-bot]

@suqingming , the test job has been submitted. Please wait in patience. The test job url: https://tone.openanolis.cn/ws/2r1b4c7z/test_result/56246

[anolis-bot]

@suqingming , The CI test is completed, please check result:

Test Case		Test Result
schedule_test	x86_64	:white_check_mark: SUCCESS
public_var_test		:white_check_mark: SUCCESS
var_uniformity_test		:white_check_mark: SUCCESS
cpu_throttle_test		:white_check_mark: SUCCESS
domain_rebuild_test		:white_check_mark: SUCCESS
sched_syscall_test		:white_check_mark: SUCCESS
mem_pressure_test		:white_check_mark: SUCCESS
schedule_test	aarch64	:white_check_mark: SUCCESS
public_var_test		:white_check_mark: SUCCESS
var_uniformity_test		:white_check_mark: SUCCESS
cpu_throttle_test		:x: FAIL
domain_rebuild_test		:white_check_mark: SUCCESS
sched_syscall_test		:white_check_mark: SUCCESS
mem_pressure_test		:white_check_mark: SUCCESS

Sorry, your test job failed. Please get the details in the link.