------------[ cut here ]------------
WARNING: CPU: 0 PID: 11980 at arch/x86/kvm/mmu/mmu.c:3579 mmu_free_root_page+0x390/0x450 arch/x86/kvm/mmu/mmu.c:3579
Modules linked in:
CPU: 0 PID: 11980 Comm: syz-executor.1 Not tainted 6.9.0-rc3-next-20240408-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:mmu_free_root_page+0x390/0x450 arch/x86/kvm/mmu/mmu.c:3579
Code: 60 0f 85 d1 00 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 9b e7 77 00 e9 5b fd ff ff e8 91 e7 77 00 90 <0f> 0b 90 e9 96 fe ff ff e8 83 e7 77 00 90 0f 0b 90 e9 a1 fe ff ff
RSP: 0018:ffffc900025d72a0 EFLAGS: 00010283
RAX: ffffffff811e05ff RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc9000c849000 RSI: 0000000000008a51 RDI: 0000000000008a52
RBP: ffffc900025d7350 R08: ffffffff811e045c R09: fffff520004bae5c
R10: dffffc0000000000 R11: fffff520004bae5c R12: dffffc0000000000
R13: 1ffff1100b09f57e R14: 1ffff920004bae58 R15: ffff8880584fabf0
FS:  00007f6efc9d16c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f47450d56c6 CR3: 00000000781d2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kvm_mmu_free_roots+0x4cb/0x930 arch/x86/kvm/mmu/mmu.c:3631
 kvm_mmu_unload arch/x86/kvm/mmu/mmu.c:5638 [inline]
 kvm_mmu_reset_context arch/x86/kvm/mmu/mmu.c:5596 [inline]
 kvm_mmu_after_set_cpuid+0x128/0x400 arch/x86/kvm/mmu/mmu.c:5585
 kvm_vcpu_after_set_cpuid arch/x86/kvm/cpuid.c:396 [inline]
 kvm_set_cpuid+0x3531/0x3f80 arch/x86/kvm/cpuid.c:470
 kvm_vcpu_ioctl_set_cpuid2+0xbe/0x130 arch/x86/kvm/cpuid.c:537
 kvm_arch_vcpu_ioctl+0x154a/0x29a0 arch/x86/kvm/x86.c:5946
 kvm_vcpu_ioctl+0x6e0/0xd00 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4620
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x72/0x7a
RIP: 0033:0x7f6efbc7dbcb
Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
RSP: 002b:00007f6efc9cf520 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6efc9cfc70 RCX: 00007f6efbc7dbcb
RDX: 00007f6efc9cfc70 RSI: 000000004008ae90 RDI: 000000000000000c
RBP: 0000000020fe8000 R08: 0000000000000000 R09: 000000000000000d
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000063 R14: 0000000020fe7000 R15: 0000000020fe8800
 </TASK>