------------[ cut here ]------------ WARNING: CPU: 0 PID: 36532 at arch/x86/mm/pat/memtype.c:1019 get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 Modules linked in: CPU: 0 PID: 36532 Comm: syz-executor.6 Not tainted 5.10.230 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:get_pat_info+0x216/0x270 arch/x86/mm/pat/memtype.c:1019 Code: c1 ea 03 80 3c 02 00 75 71 49 89 1e eb 8e e8 01 88 2e 00 0f 0b e9 97 fe ff ff 41 bc ea ff ff ff e9 77 ff ff ff e8 ea 87 2e 00 <0f> 0b 41 bc ea ff ff ff e9 65 ff ff ff 4c 89 ff e8 b5 7d 5a 00 e9 RSP: 0018:ffff8880585b78b0 EFLAGS: 00010212 RAX: 000000000001252d RBX: ffff88800fdf0800 RCX: ffffc9000462a000 RDX: 0000000000040000 RSI: ffffffff81123696 RDI: 0000000000000007 RBP: ffff8880585b7968 R08: 0000000000000000 R09: ffff8880585b7838 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff1100b0b6f16 R14: 0000000000000000 R15: ffff88800fdf0850 FS: 00007f654524b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 000000003513a000 CR4: 0000000000350ef0 DR0: 0000000000000002 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: untrack_pfn+0xdc/0x240 arch/x86/mm/pat/memtype.c:1121 unmap_single_vma+0x1bc/0x300 mm/memory.c:1499 zap_page_range_single+0x2ce/0x450 mm/memory.c:1603 remap_pfn_range_notrack mm/memory.c:2363 [inline] remap_pfn_range+0x139/0x160 mm/memory.c:2388 io_uring_mmap+0x398/0x530 io_uring/io_uring.c:9805 call_mmap include/linux/fs.h:2044 [inline] mmap_region+0xb5a/0x1590 mm/mmap.c:1811 do_mmap+0xcdb/0x11e0 mm/mmap.c:1583 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0x41c/0x560 mm/mmap.c:1634 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f6547cd5b62 Code: 00 00 00 00 00 0f 1f 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 c7 c0 bc ff ff ff 64 RSP: 002b:00007f654524b0f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f6547cd5b62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 0000000020ffc000 RBP: 0000000020ffc000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000100 R13: 0000000020ffd000 R14: 0000000020000000 R15: 0000000020ffc000 irq event stamp: 1385 hardirqs last enabled at (1395): [<ffffffff8129ae5d>] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1404): [<ffffffff8129ad69>] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (770): [<ffffffff84001092>] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (711): [<ffffffff84001092>] asm_call_irq_on_stack+0x12/0x20 ---[ end trace f0d5095dd7597d13 ]---