Bug 1365 - [anolisos8][aarch64]在执行冒烟测试时手动触发crash，无法生成vmcore,但有vmcore-desg.txt
Summary: [anolisos8][aarch64]在执行冒烟测试时手动触发crash，无法生成vmcore,但有vmcore-desg.txt
Status: NEW
Alias: None
Product: Anolis OS 8
Classification: Anolis OS
Component: Others (show other bugs) Others
Version: 8.4
Hardware: aarch64 Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: Jacob
QA Contact: shuming
URL:
Whiteboard:
Keywords:
Depends on:
Blocks: 1368
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Reported: 2022-05-30 18:00 UTC by liuyaqing
Modified: 2022-11-07 13:48 UTC (History)
1 user (show)

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Description liuyaqing alibaba_cloud_group 2022-05-30 18:00:26 UTC 
Description of problem:
anolisos8  aarch64在tone执行冒烟测试触发crash失败，手动进实例触发依旧失败。
无法生成vmcore，有vmcore-dmesg.txt，crashkernel=1024M
vmcore-dmesg.txt部分内容如下：
[   69.045064] CPU: 0 PID: 1742 Comm: bash Kdump: loaded Not tainted 4.18.0-193.28.1.an7.aarch64 #1
[   69.046552] Hardware name: Alibaba Cloud Alibaba Cloud ECS, BIOS 0.0.0 02/06/2015
[   69.047820] pstate: 40400005 (nZcv daif +PAN -UAO)
[   69.048643] pc : sysrq_handle_crash+0x24/0x30
[   69.049390] lr : __handle_sysrq+0x98/0x188
[   69.050081] sp : ffff000013c8fcf0
[   69.050646] x29: ffff000013c8fcf0 x28: ffff8001c85dbb00
[   69.051546] x27: 00000000004fb000 x26: 00000000004bbe70
[   69.052452] x25: ffff0000116ad898 x24: 0000000000000000
[   69.053373] x23: 0000000000000000 x22: 0000000000000004
[   69.054269] x21: 0000000000000063 x20: ffff0000115dc000
[   69.055172] x19: ffff00001160f000 x18: 0000000000000010
[   69.056067] x17: 0000ffff80653c20 x16: 0000000000000000
[   69.056970] x15: 0000000000aaaaaa x14: ffff0000115d3708
[   69.057867] x13: 0000000000000001 x12: 00000000ffffffff
[   69.058770] x11: ffff000008e60090 x10: 0000000000000001
[   69.059669] x9 : 0000000000000001 x8 : ffff0000105da200
[   69.060565] x7 : 00000000000006bb x6 : ffff8001ef2923d0
[   69.061471] x5 : ffff8001ef2923d0 x4 : 0000000000000000
[   69.062366] x3 : ffff8001ef31a408 x2 : f8692d3ed1bb8800
[   69.063268] x1 : 0000000000000000 x0 : 0000000000000001
[   69.064165] Process bash (pid: 1742, stack limit = 0x00000000110189bb)
[   69.065273] Call trace:
[   69.065691]  sysrq_handle_crash+0x24/0x30
[   69.066373]  __handle_sysrq+0x98/0x188
[   69.067007]  write_sysrq_trigger+0x70/0x88
[   69.067707]  proc_reg_write+0x7c/0xb8
[   69.068329]  __vfs_write+0x48/0x90
[   69.069375]  vfs_write+0xac/0x1b8
[   69.070386]  ksys_write+0x6c/0xd0
[   69.071403]  __arm64_sys_write+0x24/0x30
[   69.072515]  el0_svc_handler+0xb4/0x188
[   69.073622]  el0_svc+0x8/0xc
[   69.074543] Code: 52800020 b90cc820 d5033e9f d2800001 (39000020)
[   69.075999] SMP: stopping secondary CPUs
[   69.078021] Starting crashdump kernel...
[   69.079093] Bye!

# cat  /etc/image-id
image_name="Anolis OS 7.9 RHCK 64 bit ARM Edition"
image_id="anolisos_7_9_arm64_20G_rhck_alibase_20220518.vhd"
release_date="20220518121027"


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

4.18.0-193.28.1.an7.aarch64
How reproducible:
总是

Steps to Reproduce:
1.yum install crash kexec-tools -y
yum install kernel-debuginfo -y
systemctl restart kdump
systemctl enable kdump
echo c >/proc/sysrq-trigger
2.
3.

Actual results:
无法产生crash，并有 Failed to check link status报错信息

Expected results:
正常产生crash并能解析

Additional info: