【22.03 LTS】【loongarch64】ltp测试时shmat02用例fail，fail原因为shmat() failed unexpectedly, expected: EACCES: EINVAL (22)

【iso下载】
http://121.36.84.172/dailybuild/openEuler-22.03-LTS-LoongArch/openeuler-2023-04-06-15-45-30/ISO/loongarch64/openEuler-LoongArch-loongarch64-dvd.iso

【源配置】
http://119.3.219.20:82/openEuler:/22.03:/LTS:/LoongArch/standard_loongarch64/
【复现步骤】
wget -c -t 30 https://github.com/linux-test-project/ltp/archive/refs/tags/20220121.zip

unzip 20220121.zip && cd ltp-20220121
make autotools
./configure
make -j16
make install
/opt/ltp/runltp -f syscalls -s shmat02

【实际结果】
shmat02用例fail，fail原因为shmat() failed unexpectedly, expected: EACCES: EINVAL (22)

【期望结果】
shmat02用例pass

测试日志：
<<<test_start>>>
tag=shmat02 stime=1682649434
cmdline="shmat02"
contacts=""
analysis=exit
<<<test_output>>>
incrementing stop
tst_test.c:1431: TINFO: Timeout per run is 0h 05m 00s
shmat02.c:56: TPASS: shmat() failed as expected: EINVAL (22)
shmat02.c:56: TPASS: shmat() failed as expected: EINVAL (22)
shmat02.c:58: TFAIL: shmat() failed unexpectedly, expected: EACCES: EINVAL (22)

Summary:
passed   2
failed   1
broken   0
skipped  0
warnings 0
<<<execution_status>>>
initiation_status="ok"
duration=0 termination_type=exited termination_id=1 corefile=no
cutime=0 cstime=0
<<<test_end>>>

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