------------[ cut here ]------------
WARNING: CPU: 0 PID: 6069 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: 6069 Comm: syz-executor.2 Not tainted 6.9.0-rc2-next-20240405-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 bb 87 77 00 e9 5b fd ff ff e8 b1 87 77 00 90 <0f> 0b 90 e9 96 fe ff ff e8 a3 87 77 00 90 0f 0b 90 e9 a1 fe ff ff
RSP: 0018:ffffc900146472a0 EFLAGS: 00010293
RAX: ffffffff811e05ff RBX: 0000000000000000 RCX: ffff88802d130000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90014647350 R08: ffffffff811e045c R09: fffff520028c8e5c
R10: dffffc0000000000 R11: fffff520028c8e5c R12: dffffc0000000000
R13: 1ffff1100842ea8e R14: 1ffff920028c8e58 R15: ffff888042175470
FS:  00007fe646d3d6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe645bddf00 CR3: 000000006f556000 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: 0033:0x7fe64607de69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe646d3d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe6461abf80 RCX: 00007fe64607de69
RDX: 0000000020000400 RSI: 000000004008ae90 RDI: 0000000000000007
RBP: 00007fe6460ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fe6461abf80 R15: 00007ffcd5f3c6b8
 </TASK>