------------[ cut here ]------------
WARNING: CPU: 1 PID: 4368 at arch/x86/mm/pat/memtype.c:1099 untrack_pfn+0x1b0/0x450
Modules linked in:
CPU: 0 PID: 4368 Comm: syz-executor310 Not tainted 6.0.0-rc2-syzkaller-00016-g072e51356cd5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
RIP: 0010:untrack_pfn+0x1b0/0x450 arch/x86/mm/pat/memtype.c:1099
Code: 8c 24 a0 00 00 00 4c 8d 84 24 80 00 00 00 e8 57 c9 89 00 49 89 df 89 c3 31 ff 89 c6 e8 29 7a 4a 00 85 db 74 1d e8 00 76 4a 00 <0f> 0b e9 e5 01 00 00 e8 f4 75 4a 00 49 be 00 00 00 00 00 fc ff df
RSP: 0018:ffffc9000474f560 EFLAGS: 00010293
RAX: ffffffff813f2250 RBX: 00000000ffffffea RCX: ffff888076328000
RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
RBP: ffffc9000474f668 R08: ffffffff813f2247 R09: ffffed100e92ea85
R10: ffffed100e92ea85 R11: 1ffff1100e92ea84 R12: 1ffff11003dfd1ce
R13: 1ffff920008e9eb4 R14: dffffc0000000000 R15: ffff88801efe8e70
FS:  0000555556fcb3c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd7c83a928 CR3: 0000000079572000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 unmap_single_vma+0x1f0/0x330 mm/memory.c:1670
 unmap_vmas+0x227/0x3b0 mm/memory.c:1731
 exit_mmap+0x1c5/0x530 mm/mmap.c:3113
 __mmput+0x111/0x3a0 kernel/fork.c:1187
 mmput kernel/fork.c:1208 [inline]
 dup_mm+0x2e8/0x310 kernel/fork.c:1540
 copy_mm+0x102/0x190 kernel/fork.c:1576
 copy_process+0x1a15/0x4010 kernel/fork.c:2256
 kernel_clone+0x22f/0x7a0 kernel/fork.c:2673
 __do_sys_clone3 kernel/fork.c:2965 [inline]
 __se_sys_clone3+0x372/0x410 kernel/fork.c:2949
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f37c323f879
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd7c83a818 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 000000000000f6a6 RCX: 00007f37c323f879
RDX: 0000000000000820 RSI: 0000000000000058 RDI: 00007ffd7c83a830
RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003832
R10: 00007ffd7c83a830 R11: 0000000000000246 R12: 0000000000000002
R13: 431bde82d7b634db R14: 00007ffd7c83a970 R15: 0000000000000000
 </TASK>