Bug #117727: 【BSP】【DVT】【tlog】tlog中MCU启动次数未记录成功 - Figure - 中科创达

Bug #117727

【BSP】【DVT】【tlog】tlog中MCU启动次数未记录成功

Added by 移动测试一组_CDTS 刘强 about 2 years ago. Updated about 2 years ago.

Status:

CLOSED

Start date:

2023-04-28

Priority:

High

Due date:

Assignee:

移动测试一组_CDTS 刘强

% Done:

100%

Category:

SYSTEM

Target version:

Need_Info:

Found Version:

0095

Resolution:

FIXED

Degrated:

Severity:

Major

Verified Version:

Reproducibility:

Every time

Fixed Version:

2023-05-11

Test Type:

Root cause:

user版本缺少相关权限导致user版本的count文件没有内容

Description

前置条件
None

操作步骤：
1.设备烧写0095版本
2.通过*#147# 抓取tlog
3.pull出来日志后，加压查看count文件

预期结果：
记录MCU启动情况

实际结果：
未记录相关日志

tlog_ea56a99c_000011_0428025921.tar.gz (3.26 MB) 移动测试一组_CDTS 刘强, 2023-04-28 18:49

History

#1 Updated by CD SYSTEM-夏旭 about 2 years ago

目前进度：
查看user版本开机时候的log，发现有相关的avc报错，本地添加相关权限，编译OK，等待VB验证
05-08 09:46:04.181 2319 2319 I auditd : type=1400 audit(0.0:1409): avc: denied { append } for comm="HwBinder:2319_1" name="count.txt" dev="dm-10" ino=2385 scontext=u:r:system_app:s0 tcontext=u:object_r:tlog_data_file:s0 tclass=file permissive=1
05-08 09:46:04.181 2319 2319 I HwBinder:2319_1: type=1400 audit(0.0:1409): avc: denied { append } for name="count.txt" dev="dm-10" ino=2385 scontext=u:r:system_app:s0 tcontext=u:object_r:tlog_data_file:s0 tclass=file permissive=1

#2 Updated by CD SYSTEM-夏旭 about 2 years ago

% Done changed from 0 to 70

■ 目前进展
userdebug版本的VB验证OK，user版本刷完机之后屏幕不亮，root之后发现count文件是有内容的
logcat发现有以下报错
05-10 17:55:51.796 0 0 E DTC_Display: Abnormal power down or data-cable disconnect(0x0)
■ 下一步计划
调查为什么屏幕不亮

#3 Updated by IoT scm about 2 years ago

Gerrit Merge Information：

ID	Project	Branch	Uploader
198361	general/device/thundercomm/TCDEV	Pre_figure_turbox-c2130c-la1.1-qssi12-dev	xu.xia@thundersoft.com
SYSTEM:Tlog save count to tlog file add relative selinux TC-RID: 1200-0800102 IssueID: TS-R-BUG-117727 Change-Id: I657c5a1a180005e0cf570d7853f73909ca3d91a2