Hi Josh, On Thu, Oct 26, 2017 at 8:24 AM, Josh Poimboeuf <jpoim...@redhat.com> wrote: > On Wed, Oct 25, 2017 at 02:07:38PM -0700, Andrei Vagin wrote: >> Hi Josh, >> >> Here is one more warning: >> [ 5.852094] WARNING: can't dereference iret registers at ffffb6ce01b7ffe0 >> for ip entry_SYSCALL_64_fastpath+0xa/0xc2 > > Thanks, I hadn't seen this one yet. > > I suspect this is in the middle of the ENABLE_INTERRUPTS() paravirt > code, which would mean this is another issue that will be fixed by my > "Make pv ops code generation more closely match reality" patches. > > If you can share either the entry_64.o file or the .config, and what > virt platform it's running on (kvm, xen, native), I should be able to > confirm the issue. > > I'm in Prague this week but I should have a v2 of those patches in a > week or two (will cc you).
Do you have any news? We still see this warning in the kernel log. Thanks! > > -- > Josh