------------[ cut here ]------------ kernel BUG at arch/x86/kvm/mmu.c:3226! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 17781 Comm: syz-executor.5 Not tainted 4.14.191-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff888040210340 task.stack: ffff888057338000 RIP: 0010:transparent_hugepage_adjust+0x3eb/0x490 arch/x86/kvm/mmu.c:3226 RSP: 0018:ffff88805733f948 EFLAGS: 00010212 RAX: 0000000000040000 RBX: ffff88805733fa08 RCX: ffffc90007933000 RDX: 00000000000030bd RSI: ffffffff810cd12b RDI: ffff88802d0448d0 RBP: ffff88805733f9f8 R08: ffffffff8a0a3858 R09: 00000000000406be R10: ffff888040210c18 R11: ffff888040210340 R12: 0000000000027a0a R13: ffff88805725c140 R14: 0000000000027a05 R15: 0000000000000000 FS: 00007fc0ec293700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000a0536000 CR4: 00000000001426e0 Call Trace: tdp_page_fault+0x471/0x550 arch/x86/kvm/mmu.c:4088 kvm_mmu_page_fault+0x109/0x320 arch/x86/kvm/mmu.c:5094 vmx_handle_exit+0x1f8/0x14d0 arch/x86/kvm/vmx.c:9183 vcpu_enter_guest arch/x86/kvm/x86.c:7287 [inline] vcpu_run arch/x86/kvm/x86.c:7350 [inline] kvm_arch_vcpu_ioctl_run+0x1dee/0x5d30 arch/x86/kvm/x86.c:7517 kvm_vcpu_ioctl+0x3de/0xc50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2661 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45cc79 RSP: 002b:00007fc0ec292c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000010a80 RCX: 000000000045cc79 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 000000000000000a RBP: 000000000078bf40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bf0c R13: 00007ffdbbfe1d8f R14: 00007fc0ec2939c0 R15: 000000000078bf0c Code: fd ff ff 48 89 04 24 e8 64 c5 4e 00 48 8b 04 24 48 8d 50 ff e9 a6 fd ff ff 48 89 df e8 1f 8f 78 00 e9 54 fc ff ff e8 45 c5 4e 00 <0f> 0b 48 89 ef e8 cb 90 78 00 e9 cf fe ff ff 48 89 df e8 2e 91 RIP: transparent_hugepage_adjust+0x3eb/0x490 arch/x86/kvm/mmu.c:3226 RSP: ffff88805733f948 ---[ end trace 65cc61d19659c093 ]---