------------[ cut here ]------------
WARNING: CPU: 1 PID: 5666 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: 1 PID: 5666 Comm: syz-executor.3 Not tainted 6.9.0-rc2-next-20240403-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 db 72 77 00 e9 5b fd ff ff e8 d1 72 77 00 90 <0f> 0b 90 e9 96 fe ff ff e8 c3 72 77 00 90 0f 0b 90 e9 a1 fe ff ff
RSP: 0018:ffffc9000319f2a0 EFLAGS: 00010293
RAX: ffffffff811e020f RBX: 0000000000000000 RCX: ffff888023055a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000319f350 R08: ffffffff811e006c R09: fffff52000633e5c
R10: dffffc0000000000 R11: fffff52000633e5c R12: dffffc0000000000
R13: 1ffff1100f44e06e R14: 1ffff92000633e58 R15: ffff88807a270370
FS:  00007f5b80d596c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000007b114000 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: 0033:0x7f5b8007db4b
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:00007f5b80d57570 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 00007f5b8007db4b
RDX: 00007f5b80d57c70 RSI: 000000004008ae90 RDI: 0000000000000006
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000070
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020001000
R13: 0000000020001800 R14: 0000000000000000 R15: 00007f5b80d57c70
 </TASK>