------------[ cut here ]------------ WARNING: CPU: 0 PID: 7531 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: 7531 Comm: syz-executor.6 Not tainted 5.10.235 #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 e1 88 2e 00 0f 0b e9 97 fe ff ff 41 bc ea ff ff ff e9 77 ff ff ff e8 ca 88 2e 00 <0f> 0b 41 bc ea ff ff ff e9 65 ff ff ff 4c 89 ff e8 15 8d 5a 00 e9 RSP: 0018:ffff88804fc5f898 EFLAGS: 00010216 RAX: 000000000001f75b RBX: ffff88804504ef00 RCX: ffffc90008a30000 RDX: 0000000000040000 RSI: ffffffff81123696 RDI: 0000000000000007 RBP: ffff88804fc5f950 R08: 0000000000000000 R09: ffff88804fc5f820 R10: 0000000000000020 R11: 0000000000000001 R12: 0000000000000028 R13: 1ffff11009f8bf13 R14: 0000000000000000 R15: ffff88804504ef50 FS: 00007f04e2e63700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020137000 CR3: 0000000050854000 CR4: 0000000000350ef0 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_file+0x5e/0xe0 mm/util.c:1080 __mmap_region mm/mmap.c:1805 [inline] mmap_region+0xc49/0x1500 mm/mmap.c:2945 do_mmap+0xcdb/0x11e0 mm/mmap.c:1582 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0x41c/0x560 mm/mmap.c:1633 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f04e58edb62 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:00007f04e2e630f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007f04e58edb62 RDX: 0000000000000003 RSI: 0000000000120140 RDI: 0000000020ffb000 RBP: 0000000020ffb000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000080 R13: 0000000020ffa000 R14: 00000000200000c0 R15: 0000000020ffb000 irq event stamp: 1947 hardirqs last enabled at (1957): [<ffffffff8129a7ad>] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1966): [<ffffffff8129a6b9>] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1792): [<ffffffff84001092>] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1723): [<ffffffff84001092>] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 08cb644170f993f2 ]---