R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 000000000000000b R14: 00007f3046f2cf80 R15: 00007fffb42e17f8
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2035 at arch/x86/mm/pat/memtype.c:1099 untrack_pfn+0xb1/0xc0 arch/x86/mm/pat/memtype.c:1106
Modules linked in:
CPU: 1 PID: 2035 Comm: syz-executor.0 Not tainted 5.15.137-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:untrack_pfn+0xb1/0xc0 arch/x86/mm/pat/memtype.c:1099
Code: 28 00 00 00 75 28 48 83 c4 18 5b 5d 41 5c c3 80 3d ac 20 17 02 00 74 d1 4c 89 e6 48 89 ef e8 76 f3 ff ff 48 85 db 75 c6 eb cc <0f> 0b eb c8 e8 86 4d fa 00 66 0f 1f 44 00 00 48 81 67 50 ff ff ff
RSP: 0018:ffffc90000f7bba8 EFLAGS: 00010282
RAX: 00000000ffffffea RBX: ffff88810f08e898 RCX: ffff888000000000
RDX: 000000011264a000 RSI: 000ffffffffff000 RDI: ffff888106f90000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffc90000f7bb70
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000020400000
R13: 0000000020000000 R14: ffffc90000f7bc70 R15: ffffc90000f7bec8
FS:  00007f30469906c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555572ecda8 CR3: 00000001111f0000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 unmap_single_vma+0x9f/0x100 mm/memory.c:1589
 unmap_vmas+0xa2/0x100 mm/memory.c:1642
 exit_mmap+0xa5/0x200 mm/mmap.c:3186
 __mmput kernel/fork.c:1126 [inline]
 mmput+0x2d/0xf0 kernel/fork.c:1147
 dup_mm kernel/fork.c:1481 [inline]
 copy_mm kernel/fork.c:1517 [inline]
 copy_process+0x1e18/0x2310 kernel/fork.c:2206
 kernel_clone+0x96/0x4a0 kernel/fork.c:2604
 __do_sys_clone+0x60/0x80 kernel/fork.c:2721
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f3046e0db29
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:00007f3046990078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f3046f2cf80 RCX: 00007f3046e0db29
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f3046990120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 000000000000000b R14: 00007f3046f2cf80 R15: 00007fffb42e17f8
 </TASK>