runtime error: invalid memory address or nil pointer

[mgdsxhy]

env:
Red Hat Enterprise Linux Server release 6.10 (Santiago)
Linux version 2.6.32-754.el6.x86_64 (mockbuild@x86-033.build.eng.bos.redhat.com) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-23) (GCC) ) #1 SMP Thu May 24 18:18:25 EDT 2018

error:
failed to open stream: no SMBIOS entry point found in memorypanic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x38 pc=0x9c5449]

goroutine 1 [running]:
github.com/yumaojun03/dmidecode.(*Decoder).System(0x0, 0xc00000e018, 0xc000575d70, 0x1, 0x1, 0x3c)
C:/Users/ss/go/pkg/mod/github.com/yumaojun03/dmidecode@v0.1.4/decoder.go:104 +0x29

Is it not supported by the system or for other reasons?

[mgdsxhy]

补充go版本：go1.16.4

[mmsoon]

可以检查一下这两个文件是否存在。

/sys/firmware/dmi/tables/DMI
/sys/firmware/dmi/tables/smbios_entry_point