在red hat 5.5编译go时，出现以下错误：
--- FAIL: TestExtraFiles (1.09 seconds)
exec_test.go:158: Something already leaked - closed fd 3
exec_test.go:211: CombinedOutput: exit status 1; output "leaked parent file. fd = 14; want 11\nCOMMAND PID USER FD TYPE DEVICE SIZE NODE NAME\nexec.test 31024 root cwd DIR 8,22 4096 110724769 /data/work/ygx/go/go/src/pkg/os/exec\nexec.test 31024 root rtd DIR 8,17 4096 2 /\nexec.test 31024 root txt REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root mem REG 8,17 139416 130612 /lib64/ld-2.5.so\nexec.test 31024 root mem REG 8,17 1717800 130613 /lib64/libc-2.5.so\nexec.test 31024 root mem REG 8,17 145824 130618 /lib64/libpthread-2.5.so\nexec.test 31024 root 0r CHR 1,3 2708 /dev/null\nexec.test 31024 root 1w FIFO 0,6 68413991 pipe\nexec.test 31024 root 2w FIFO 0,6 68413991 pipe\nexec.test 31024 root 3u REG 8,17 12 5179634 /tmp/756310392\nexec.test 31024 root 4r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 5r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 6r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 7r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 8r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 9r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 10r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 11r CHR 1,3 2708 /dev/null\nexec.test 31024 root 12r CHR 1,9 1359 /dev/urandom\nexec.test 31024 root 13u REG 8,17 12 5179634 /tmp/756310392\nexec.test 31024 root 14r REG 8,17 4570053 195546 /tmp/go-build133955033/os/exec/_test/exec.test\nexec.test 31024 root 16r FIFO 0,6 68414002 pipe\n"
解决：
找到源码文件
zerrors_linux_amd64.go:625: O_CLOEXEC = 0x80000
修改为
zerrors_linux_amd64.go:625: O_CLOEXEC = 0x0
参考：
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