On 12/06/2020 07:15, JamesWang [王家明] wrote: > We encountered a CPU exception problem while booting EXSi 6.5U3 with > iPXE. It is caused by system is running on TPL_CALLBACK level. Fixed in http://github.com/ipxe/ipxe/commit/1832f8a9b Sorry for the delay in moderating the mailing list! Thanks, Michael