when client request create smbFile. smb panic slice bounds out of range [:64] with capacity 47

[fengyingkong]

debugserver-@(#)PROGRAM:LLDB PROJECT:lldb-1205.0.27
for x86_64.
Got a connection, launched process /Users/cs/Document/golang/smb/bin/smb (pid = 97302).
panic: runtime error: slice bounds out of range [:64] with capacity 47

goroutine 20 [running]:
github.com/gentlemanautomaton/smb/smbpacket.Request.Header(0xc000100100, 0x2f, 0x2f, 0x0, 0x0, 0x0)
/Users/cs/go/pkg/mod/github.com/gentlemanautomaton/[email protected]/smbpacket/request.go:8 +0x6d
main.main.func1.1(0x119f610, 0xc0001000f0, 0xc000054dd0, 0x17b5fa0, 0xc00011c720, 0x0)
/Users/cs/Documents/golang/smb/cmd/smbserve/main.go:60 +0x146
main.main.func1(0x119fe00, 0xc00013c0c0, 0x119f640, 0xc0001000a0, 0xffff00000000, 0xc0e9ad6c8a058d40, 0x1b8888615, 0x1249b40, 0x0, 0x0, ...)
/Users/cs/Documents/golang/smb/cmd/smbserve/main.go:125 +0x399
github.com/gentlemanautomaton/smb/smbserver.HandlerFunc.ServeSMB(0xc00013c080, 0x119fe00, 0xc00013c0c0, 0x119f640, 0xc0001000a0, 0xffff00000000, 0xc0e9ad6c8a058d40, 0x1b8888615, 0x1249b40, 0x0, ...)
/Users/cs/go/pkg/mod/github.com/gentlemanautomaton/[email protected]/smbserver/handler.go:13 +0x55
github.com/gentlemanautomaton/smb/smbserver.Server.serve(0x119e900, 0xc00013c080, 0xec4e1eacdbfb157c, 0x669646c5a582f1a3, 0x119fe00, 0xc00013c0c0)
/Users/cs/go/pkg/mod/github.com/gentlemanautomaton/[email protected]/smbserver/server.go:53 +0x1d5
created by github.com/gentlemanautomaton/smb/smbserver.Server.Serve
/Users/cs/go/pkg/mod/github.com/gentlemanautomaton/[email protected]/smbserver/server.go:47 +0x249
Exiting.

Debugger finished with exit code 0