------------[ cut here ]------------
WARNING: CPU: 1 PID: 10342 at arch/x86/mm/pat/memtype.c:1060 untrack_pfn+0x32c/0x4d0 arch/x86/mm/pat/memtype.c:1060
Modules linked in:
CPU: 1 PID: 10342 Comm: syz-executor.1 Not tainted 6.7.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:untrack_pfn+0x32c/0x4d0 arch/x86/mm/pat/memtype.c:1060
Code: a0 00 00 00 4c 8d 84 24 80 00 00 00 e8 cd 60 95 00 89 c3 31 ff 89 c6 e8 b2 88 4e 00 85 db 0f 84 e7 00 00 00 e8 f5 84 4e 00 90 <0f> 0b 90 e9 8b 00 00 00 e8 e7 84 4e 00 49 83 c5 20 4c 89 eb 48 c1
RSP: 0018:ffffc90004d67480 EFLAGS: 00010293
RAX: ffffffff813ff48b RBX: 00000000ffffffea RCX: ffff88805d8e8000
RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
RBP: ffffc90004d67588 R08: ffffffff813ff47e R09: 1ffffffff1e01815
R10: dffffc0000000000 R11: fffffbfff1e01816 R12: 1ffff920009ace98
R13: 1ffff920009acea0 R14: 1ffff110042a1ce0 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000c092e3 CR3: 000000007da3c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 unmap_single_vma+0x1f2/0x2a0 mm/memory.c:1677
 unmap_vmas+0x3cc/0x5c0 mm/memory.c:1743
 exit_mmap+0x297/0xc60 mm/mmap.c:3308
 __mmput+0x115/0x3c0 kernel/fork.c:1349
 exit_mm+0x21f/0x300 kernel/exit.c:567
 do_exit+0x9b7/0x2750 kernel/exit.c:858
 do_group_exit+0x206/0x2c0 kernel/exit.c:1021
 get_signal+0x1769/0x1840 kernel/signal.c:2904
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:309
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb1/0x150 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x69/0x2a0 kernel/entry/common.c:296
 do_syscall_64+0x52/0x110 arch/x86/entry/common.c:88
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fd4ce2a7ef5
Code: Unable to access opcode bytes at 0x7fd4ce2a7ecb.
RSP: 002b:00007fd4cf045010 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: fffffffffffffdfc RBX: 00007fd4ce39c2c0 RCX: 00007fd4ce2a7ef5
RDX: 00007fd4cf045050 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fd4ce2c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 000000000000006e R14: 00007fd4ce39c2c0 R15: 00007ffe5f8314d8
 </TASK>