the latest release 3.0.7 for red head enterprise 8.* crashes when Daemon is On

[minghuiliu2008]

Bug Report

Describe the bug

To Reproduce

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• Example log message if applicable:

{"log":"YOUR LOG MESSAGE HERE","stream":"stdout","time":"2018-06-11T14:37:30.681701731Z"}

• Steps to reproduce the problem:

Expected behavior

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Your Environment

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• Configuration:
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Additional context

[minghuiliu2008]

It is very easy to reproduce.. With the following sample configuration: It will crash at time of start up. If you switch Daemon Off, there seems to be no issues.

[SERVICE]
Flush 1
Daemon On
Log_Level info
Parsers_File parsers.conf
Log_File /var/log/fluent-bit.log
[INPUT]
Name dummy
Tag dummy.local
Dummy {"key": "value"}
[OUTPUT]
Name s3
Match *
bucket [some-test-backet]
region ap-southeast-2
total_file_size 5M
upload_timeout 1m
use_put_object On
store_dir /etc/fluent-bit/s3