Bug 4273 - 国产化hotfix加载过程中宕机
Summary: 国产化hotfix加载过程中宕机
Status: NEW
Alias: None
Product: Anolis OS 8
Classification: Anolis OS
Component: kernel - anck-4.19 (show other bugs) kernel - anck-4.19
Version: ---
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: maqiao_mq
QA Contact: shuming
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2023-03-02 11:49 UTC by wardenjohn
Modified: 2023-03-02 11:49 UTC (History)
0 users

See Also:

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description wardenjohn alibaba_cloud_group 2023-03-02 11:49:15 UTC 
Description of problem:
国产化hotfix加载过程中会出现宕机

Version-Release number of selected component (if applicable):


How reproducible:
鲲鹏920服务器在加载hotfix过程中存在一定概率宕机问题，大概70次中出现3次宕机。
宕机栈如下：
#9 [ffff000035c539b0] module_emit_plt_entry at ffff356fa75e9484
#10 [ffff000035c53a40] klp_init_object_loaded at ffff356fa76ba920
#11 [ffff000035c53af0] klp_register_patch at ffff356fa76baca8
#12 [ffff000035c53b60] init_module at ffff356f36155370 [kpatch_3200898]
#13 [ffff000035c53bb0] do_one_initcall at ffff356fa75d48c0
#14 [ffff000035c53c40] do_init_module at ffff356fa76e572c
#15 [ffff000035c53c70] load_module at ffff356fa76e762c
#16 [ffff000035c53d70] __se_sys_finit_module at ffff356fa76e7c38
#17 [ffff000035c53e60] __arm64_sys_finit_module at ffff356fa76e7cb4
#18 [ffff000035c53e70] el0_svc_common at ffff356fa75e5f34
#19 [ffff000035c53eb0] el0_svc_handler at ffff356fa75e60ac
#20 [ffff000035c53ff0] el0_svc at ffff356fa75d4084

Steps to Reproduce:
1.启动系统
2.加载hotfix

Actual results:
系统crash

Expected results:
系统crash

Additional info: