------------[ cut here ]------------ WARNING: CPU: 1 PID: 6160 at arch/x86/kvm/mmu/tdp_mmu.c:1576 clear_dirty_gfn_range+0x3d6/0x540 arch/x86/kvm/mmu/tdp_mmu.c:1576 Modules linked in: CPU: 1 PID: 6160 Comm: syz-executor.2 Not tainted 6.8.0-syzkaller-11743-ga4145ce1e7bc #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:clear_dirty_gfn_range+0x3d6/0x540 arch/x86/kvm/mmu/tdp_mmu.c:1576 Code: 00 31 ff 48 b8 00 00 00 00 00 00 30 00 48 21 d8 49 89 c5 48 89 c6 e8 09 08 6d 00 4d 85 ed 0f 84 b8 fe ff ff e8 eb 0c 6d 00 90 <0f> 0b 90 e9 aa fe ff ff e8 dd 0c 6d 00 e8 e8 7e 53 00 31 ff 89 c6 RSP: 0018:ffffc900048e7570 EFLAGS: 00010283 RAX: 0000000000002d5d RBX: 062000011e798b77 RCX: ffffc9000ac52000 RDX: 0000000000040000 RSI: ffffffff81206185 RDI: 0000000000000007 RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000 R10: 0020000000000000 R11: 0000000000000002 R12: ffffc900048e75c8 R13: 0020000000000000 R14: 0000000000000200 R15: 0000000000000001 FS: 00007f68537716c0(0000) GS:ffff88806b300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31a36000 CR3: 0000000125f14000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_tdp_mmu_clear_dirty_slot+0x24f/0x2e0 arch/x86/kvm/mmu/tdp_mmu.c:1607 kvm_mmu_slot_leaf_clear_dirty+0x38b/0x490 arch/x86/kvm/mmu/mmu.c:6797 kvm_mmu_slot_apply_flags arch/x86/kvm/x86.c:12969 [inline] kvm_arch_commit_memory_region+0x299/0x490 arch/x86/kvm/x86.c:13038 kvm_commit_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:1749 [inline] kvm_set_memslot+0x4d3/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1992 __kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:2127 [inline] __kvm_set_memory_region+0xdbc/0x1520 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2018 kvm_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:2148 [inline] kvm_vm_ioctl_set_memory_region arch/x86/kvm/../../../virt/kvm/kvm_main.c:2160 [inline] kvm_vm_ioctl+0x151c/0x3e20 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5169 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:904 [inline] __se_sys_ioctl fs/ioctl.c:890 [inline] __x64_sys_ioctl+0x193/0x220 fs/ioctl.c:890 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7f6852a7dda9 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:00007f68537710c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f6852babf80 RCX: 00007f6852a7dda9 RDX: 0000000020000180 RSI: 000000004020ae46 RDI: 0000000000000004 RBP: 00007f6852aca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f6852babf80 R15: 00007ffe5c49b448