Re: [PATCH] KVM: LAPIC: Fix SynIC Timers inject timer interrupt w/o LAPIC present

2019-09-11 Thread Paolo Bonzini
On 06/09/19 03:54, Wanpeng Li wrote: > On Thu, 5 Sep 2019 at 21:16, Vitaly Kuznetsov wrote: >> >> Wanpeng Li writes: >> >>> From: Wanpeng Li >>> >>> Reported by syzkaller: >>> >>> kasan: GPF could be caused by NULL-ptr deref or user memory access >>> general protection fault:

Re: [PATCH] KVM: LAPIC: Fix SynIC Timers inject timer interrupt w/o LAPIC present

2019-09-05 Thread Wanpeng Li
On Thu, 5 Sep 2019 at 21:16, Vitaly Kuznetsov wrote: > > Wanpeng Li writes: > > > From: Wanpeng Li > > > > Reported by syzkaller: > > > > kasan: GPF could be caused by NULL-ptr deref or user memory access > > general protection fault: [#1] PREEMPT SMP KASAN > > RIP:

Re: [PATCH] KVM: LAPIC: Fix SynIC Timers inject timer interrupt w/o LAPIC present

2019-09-05 Thread Vitaly Kuznetsov
Wanpeng Li writes: > From: Wanpeng Li > > Reported by syzkaller: > > kasan: GPF could be caused by NULL-ptr deref or user memory access > general protection fault: [#1] PREEMPT SMP KASAN > RIP: 0010:__apic_accept_irq+0x46/0x740 arch/x86/kvm/lapic.c:1029 > Call