2017-08-24 0:51 GMT+08:00 Andy Lutomirski <l...@amacapital.net>: > To avoid further wasting time solving this wrong: NAK. pt_regs is the actual > interrupted state, not some oddly sanitized version thereof. NMI isn't even > the only way you can have a weird pt_regs like this. > > It seems that some older kernels contain bugs where they incorrectly assume > that regs->rsp is a valid pointer. Why don't you write a patch for *that * > and send it to lkml, us, and sta...@vger.kernel.org.
Got it. Thanks for clear answer. I agree that pt_regs users should handle it, if the pt_regs reflects the actual interrupted status. -- ------------------ Oliver Yang