RSP: 002b:00007f8b825fe118 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007f8b83babf80 RCX: 00007f8b83a8c0f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000a8140200 RBP: 00007f8b825fe1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002 R13: 00007f8b83ccfb1f R14: 00007f8b825fe300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 494 at arch/x86/mm/pat/memtype.c:1060 untrack_pfn+0x35c/0x410 arch/x86/mm/pat/memtype.c:1060 Modules linked in: CPU: 1 PID: 494 Comm: syz-executor.0 Not tainted 6.3.0-rc4-syzkaller-00161-g62bad54b26db #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:untrack_pfn+0x35c/0x410 arch/x86/mm/pat/memtype.c:1060 Code: 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 84 92 fe ff ff e8 6e 64 99 00 e9 88 fe ff ff e8 54 57 48 00 <0f> 0b e9 84 fe ff ff e8 48 57 48 00 48 8d bd 98 01 00 00 31 f6 e8 RSP: 0018:ffffc9000502f730 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88803fee3d20 RCX: ffffc90003f21000 RDX: 0000000000040000 RSI: ffffffff813a806c RDI: 0000000000000005 RBP: 00000000ffffffea R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffea R11: 0000000000000000 R12: 0000000000000000 R13: 1ffff92000a05ee6 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f8b825fe700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556cdc848 CR3: 0000000039464000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 000000000000000a DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: unmap_single_vma+0x1bd/0x2a0 mm/memory.c:1631 unmap_vmas+0x234/0x380 mm/memory.c:1692 exit_mmap+0x190/0x690 mm/mmap.c:3031 __mmput+0x128/0x4c0 kernel/fork.c:1204 mmput+0x60/0x70 kernel/fork.c:1226 dup_mm kernel/fork.c:1561 [inline] copy_mm kernel/fork.c:1594 [inline] copy_process+0x7296/0x7590 kernel/fork.c:2264 kernel_clone+0xeb/0x890 kernel/fork.c:2679 __do_sys_clone+0xba/0x100 kernel/fork.c:2820 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f8b83a8c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8b825fe118 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007f8b83babf80 RCX: 00007f8b83a8c0f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000a8140200 RBP: 00007f8b825fe1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002 R13: 00007f8b83ccfb1f R14: 00007f8b825fe300 R15: 0000000000022000