Messages in this thread | | | Date | Fri, 18 Feb 2022 09:22:30 -0800 | From | Tadeusz Struk <> | Subject | Re: [PATCH] KVM: x86: Forcibly leave nested virt when SMM state is toggled |
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On 2/18/22 08:58, Sean Christopherson wrote: > This SMM-specific patch fixes something different, the bug that you are still > hitting is the FNAME(cmpxchg_gpte) mess. The uaccess CMPXCHG series[*] that > properly fixes that issue hasn't been merged yet. > > ================================================================== > BUG: KASAN: use-after-free in ept_cmpxchg_gpte.constprop.0+0x3c3/0x590 > Write of size 8 at addr ffff888010000000 by task repro/5633 > > [*]https://lore.kernel.org/all/20220202004945.2540433-1-seanjc@google.com >
Ok, that's good. I will keep an eye on it and give it a try then. -- Thanks, Tadeusz
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