调用appenderFlush会存在崩溃

[zhuozp]

崩溃堆栈如下：
Crashed: Thread: SIGABRT 0x0000000000000000
#00 pc 0x83860 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#1 pc 0x8382c libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#2 pc 0x4bb16c libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#3 pc 0xc650 libbase.so (BuildId: 87c4da21e40a10995c16ca52ef866167)
#4 pc 0x448dd8 libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#5 pc 0x4506c8 libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#6 pc 0x45bd68 libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#7 pc 0x4c8898 libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#8 pc 0x4dcad4 libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#9 pc 0x4dbb24 libart.so (BuildId: 8ae8880c04081385d5ab07278106e039)
#10 pc 0xe5614 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#11 pc 0x85458 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)

Thread:
#00 pc 0x809fc libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#1 pc 0x84064 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#2 pc 0xe4bc0 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#3 pc 0x10890 libmarsxlog.so (appender_make_logfile_name(int, char const*, std::__ndk1::vector<std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator >, std::__ndk1::allocator<std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > > >&)) (BuildId: dda68f99f705d67b62bded110ba11f7c40adbe1e)
#4 pc 0xff04 libmarsxlog.so (appender_make_logfile_name(int, char const*, std::__ndk1::vector<std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator >, std::__ndk1::allocator<std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > > >&)) (BuildId: dda68f99f705d67b62bded110ba11f7c40adbe1e)
#5 pc 0xe5614 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)
#6 pc 0x85458 libc.so (BuildId: 2ff83c17570dd8b43626970cefc85595)

无特定机型和系统版本，都会有出现

[zhuozp]

目前看，应该是和锁有关系，大佬们有时间帮忙看看哈，若还需要其他啥信息，可以@我