Re: [syzbot] general protection fault in rcu_segcblist_enqueue

From: syzbot
Date: Wed Oct 06 2021 - 18:49:11 EST


syzbot suspects this issue was fixed by commit:

commit 067a456d091d05fdae32cae350410d905968b645
Author: Sean Christopherson <seanjc@xxxxxxxxxx>
Date: Tue Jul 13 16:32:43 2021 +0000

KVM: SVM: Require exact CPUID.0x1 match when stuffing EDX at INIT

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15d871b7300000
start commit: 0319b848b155 binfmt: a.out: Fix bogus semicolon
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=faed7df0f442c217
dashboard link: https://syzkaller.appspot.com/bug?extid=7590ddacf9f333c18f6c
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1308d0ed300000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: KVM: SVM: Require exact CPUID.0x1 match when stuffing EDX at INIT

For information about bisection process see: https://goo.gl/tpsmEJ#bisection