RAX: ffffffffffffffda RBX: 00007f6248625fa0 RCX: 00007f624839de99 RDX: 0000000001000002 RSI: 0000000000002000 RDI: 0000200000b07000 RBP: 00007f62492f7090 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000013 R11: 0000000000000246 R12: 0000000000000002 R13: 00007f6248626038 R14: 00007f6248625fa0 R15: 00007ffec2a9fa88 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 1396 at arch/x86/mm/pat/memtype.c:983 get_pat_info arch/x86/mm/pat/memtype.c:983 [inline] WARNING: CPU: 1 PID: 1396 at arch/x86/mm/pat/memtype.c:983 untrack_pfn+0x4cb/0x5c0 arch/x86/mm/pat/memtype.c:1098 Modules linked in: CPU: 1 UID: 0 PID: 1396 Comm: syz.1.360 Not tainted syzkaller #0 68e3201df5fdad0ba521b4874bccf43aba0ac9cd Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 RIP: 0010:get_pat_info arch/x86/mm/pat/memtype.c:983 [inline] RIP: 0010:untrack_pfn+0x4cb/0x5c0 arch/x86/mm/pat/memtype.c:1098 Code: f8 f8 45 85 f6 0f 84 ab 00 00 00 e8 4f 9e 40 00 4c 8b 74 24 10 4d 85 f6 0f 85 b7 fe ff ff e8 3c 9e 40 00 eb 47 e8 35 9e 40 00 <0f> 0b 49 bd 00 00 00 00 00 fc ff df eb 34 e8 22 9e 40 00 4c 8b 7c RSP: 0018:ffffc900015572e0 EFLAGS: 00010293 RAX: ffffffff8146d3bb RBX: 1ffff920002aae60 RCX: ffff888116c7df00 RDX: 0000000000000000 RSI: 0000000000000028 RDI: 0000000000000020 RBP: ffffc900015573f0 R08: ffffc90001557377 R09: 0000000000000000 R10: ffffc90001557350 R11: fffff520002aae6f R12: ffffc90001557340 R13: 1ffff1102392f2f0 R14: 0000000000000028 R15: 0000000000000000 FS: 00007f62492f76c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6248627dac CR3: 000000011acb6000 CR4: 00000000003526b0 Call Trace: unmap_single_vma mm/memory.c:1940 [inline] zap_page_range_single+0x4ce/0x4e0 mm/memory.c:2041 remap_pfn_range_notrack+0xa17/0xb60 mm/memory.c:2807 remap_pfn_range+0xf1/0x170 mm/memory.c:2832 usbdev_mmap+0x47b/0x8d0 drivers/usb/core/devio.c:276 call_mmap include/linux/fs.h:2203 [inline] mmap_file mm/internal.h:124 [inline] __mmap_region mm/mmap.c:1472 [inline] mmap_region+0x153f/0x1d10 mm/mmap.c:1633 do_mmap+0xb61/0x13b0 mm/mmap.c:509 vm_mmap_pgoff+0x367/0x4b0 mm/util.c:594 ksys_mmap_pgoff+0x165/0x1e0 mm/mmap.c:558 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:79 [inline] __x64_sys_mmap+0x121/0x140 arch/x86/kernel/sys_x86_64.c:79 x64_sys_call+0x13bf/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:10 do_syscall_x64 arch/x86/entry/common.c:47 [inline] do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f624839de99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f62492f7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f6248625fa0 RCX: 00007f624839de99 RDX: 0000000001000002 RSI: 0000000000002000 RDI: 0000200000b07000 RBP: 00007f62492f7090 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000013 R11: 0000000000000246 R12: 0000000000000002 R13: 00007f6248626038 R14: 00007f6248625fa0 R15: 00007ffec2a9fa88 ---[ end trace 0000000000000000 ]---