RBP: 00007f8c68b27090 R08: 0000000000000003 R09: 0000000100000000 R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f8c69adefa0 R15: 00007ffe4ba35a48 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5015 at arch/x86/mm/pat/memtype.c:1020 get_pat_info arch/x86/mm/pat/memtype.c:1020 [inline] WARNING: CPU: 0 PID: 5015 at arch/x86/mm/pat/memtype.c:1020 untrack_pfn+0x389/0x400 arch/x86/mm/pat/memtype.c:1122 Modules linked in: CPU: 0 PID: 5015 Comm: syz.0.18 Not tainted 5.15.182-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 RIP: 0010:get_pat_info arch/x86/mm/pat/memtype.c:1020 [inline] RIP: 0010:untrack_pfn+0x389/0x400 arch/x86/mm/pat/memtype.c:1122 Code: 45 85 e4 49 bd 00 00 00 00 00 fc ff df 74 71 e8 fd 78 41 00 4c 8b 64 24 10 4d 85 e4 75 ac e8 ee 78 41 00 eb 11 e8 e7 78 41 00 <0f> 0b 49 bd 00 00 00 00 00 fc ff df 48 c7 44 24 20 0e 36 e0 45 4a RSP: 0018:ffffc900025676c0 EFLAGS: 00010293 RAX: ffffffff81364529 RBX: 1ffff920004acedc RCX: ffff888022c30000 RDX: 0000000000000000 RSI: 0000000000000028 RDI: 0000000000000020 RBP: ffffc900025677b8 R08: 0000000000000000 R09: ffffc90002567670 R10: fffffbfff1ad1576 R11: 1ffffffff1ad1575 R12: ffff888072252470 R13: ffff888072252420 R14: 0000000000000028 R15: 00000000ffffffea FS: 00007f8c68b276c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c006884000 CR3: 0000000029fde000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unmap_single_vma+0x1c1/0x2b0 mm/memory.c:1601 zap_page_range_single+0x292/0x380 mm/memory.c:1705 remap_pfn_range_notrack+0x9a2/0xa00 mm/memory.c:2465 remap_pfn_range+0xed/0x160 mm/memory.c:2490 call_mmap include/linux/fs.h:2177 [inline] mmap_file+0x5d/0xb0 mm/util.c:1092 __mmap_region mm/mmap.c:1784 [inline] mmap_region+0xd0d/0x15e0 mm/mmap.c:2921 do_mmap+0x77a/0xdf0 mm/mmap.c:1574 vm_mmap_pgoff+0x1b2/0x2b0 mm/util.c:551 ksys_mmap_pgoff+0x542/0x780 mm/mmap.c:1623 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f8c698b7969 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8c68b27038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f8c69adefa0 RCX: 00007f8c698b7969 RDX: 000000000100000e RSI: 0000000000001000 RDI: 0000200000ffc000 RBP: 00007f8c68b27090 R08: 0000000000000003 R09: 0000000100000000 R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f8c69adefa0 R15: 00007ffe4ba35a48