Hi, I cannot get the log on the original machine. So I tested on another one and got the same error prints. You can find the console output at https://paste.ubuntu.com/p/5VHVnKWSty/ as well as the "lspci -xxxx" infomation. Thanks, Yang On 2020/1/10 15:40, Nicholas Johnson wrote: > Hi, > > On Fri, Jan 10, 2020 at 03:33:27PM +0800, Yicong Yang wrote: >> Hi, >> >> It seems the attachments are blocked by the server. >> The necessary console output is below. >> The kernel version is 5.4, centos release 7.6. I didn't >> change the PCI codes. > It is very difficult for me to get the wider picture of your system > without the full output of "sudo lspci -xxxx". Can you place them on > PasteBin and send the links, rather than attaching them directly? > > I can try to speculate based on what you sent, but I cannot be sure it > will be enough. For example, I do not know if your computer has multiple > root complexes, which have shown to complicate things. > > Thanks! > >