------------[ cut here ]------------
WARNING: CPU: 1 PID: 7572 at arch/x86/mm/pat/memtype.c:1107 untrack_pfn+0x30e/0x490
Modules linked in:
CPU: 1 PID: 7572 Comm: syz-executor.3 Not tainted 6.1.63-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:untrack_pfn+0x30e/0x490 arch/x86/mm/pat/memtype.c:1107
Code: 8d 8c 24 a0 00 00 00 49 89 d8 e8 ed f6 8e 00 49 89 dd 89 c3 31 ff 89 c6 e8 6f e0 4b 00 85 db 0f 84 b2 00 00 00 e8 02 dd 4b 00 <0f> 0b 48 bb 00 00 00 00 00 fc ff df eb 4f 48 b8 00 00 00 00 00 fc
RSP: 0018:ffffc900053373a0 EFLAGS: 00010293
RAX: ffffffff813eb2ee RBX: 00000000ffffffea RCX: ffff888098a18000
RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
RBP: ffffc900053374b0 R08: ffffffff813eb2e1 R09: ffffed100f963bb1
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100fc8517a
R13: ffffc90005337420 R14: dffffc0000000000 R15: ffff88807e428bd0
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f026ef75198 CR3: 00000000280ff000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 unmap_single_vma+0x1e3/0x290 mm/memory.c:1669
 unmap_vmas+0x48b/0x640 mm/memory.c:1730
 exit_mmap+0x252/0x9f0 mm/mmap.c:3227
 __mmput+0x115/0x3c0 kernel/fork.c:1199
 exit_mm+0x226/0x300 kernel/exit.c:563
 do_exit+0x9f6/0x26a0 kernel/exit.c:856
 do_group_exit+0x202/0x2b0 kernel/exit.c:1019
 get_signal+0x16f7/0x17d0 kernel/signal.c:2862
 arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:297
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fdd62aa7ef5
Code: Unable to access opcode bytes at 0x7fdd62aa7ecb.
RSP: 002b:00007fdd6119b010 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: fffffffffffffdfc RBX: 00007fdd62b9c2c0 RCX: 00007fdd62aa7ef5
RDX: 00007fdd6119b050 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fdd62ac847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 000000000000006e R14: 00007fdd62b9c2c0 R15: 00007ffd523d9588
 </TASK>