RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f148a06d120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f148ae0af80 R15: 00007fffb6ba25d8 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4028 at arch/x86/mm/pat/memtype.c:1099 untrack_pfn+0x30e/0x490 Modules linked in: CPU: 1 PID: 4028 Comm: syz-executor.0 Not tainted 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 RIP: 0010:untrack_pfn+0x30e/0x490 arch/x86/mm/pat/memtype.c:1099 Code: 8d 8c 24 a0 00 00 00 49 89 d8 e8 ad 82 7e 00 49 89 dd 89 c3 31 ff 89 c6 e8 5f 9b 45 00 85 db 0f 84 b2 00 00 00 e8 f2 97 45 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:ffffc90002e6f500 EFLAGS: 00010293 RAX: ffffffff813a68ae RBX: 00000000ffffffea RCX: ffff888016ac5940 RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000 RBP: ffffc90002e6f608 R08: ffffffff813a68a1 R09: ffffc90002e6f480 R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11003f9ae42 R13: ffffc90002e6f580 R14: dffffc0000000000 R15: ffff88801fcd7210 FS: 00007f148a06d6c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe4c6a3b378 CR3: 00000000714c2000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unmap_single_vma+0x1d8/0x2d0 mm/memory.c:1589 unmap_vmas+0x1f8/0x390 mm/memory.c:1642 exit_mmap+0x3b6/0x670 mm/mmap.c:3186 __mmput+0x112/0x3b0 kernel/fork.c:1118 mmput kernel/fork.c:1139 [inline] dup_mm+0xe96/0x1230 kernel/fork.c:1473 copy_mm+0x101/0x190 kernel/fork.c:1509 copy_process+0x1816/0x3ef0 kernel/fork.c:2198 kernel_clone+0x210/0x960 kernel/fork.c:2601 __do_sys_clone kernel/fork.c:2718 [inline] __se_sys_clone kernel/fork.c:2702 [inline] __x64_sys_clone+0x23f/0x290 kernel/fork.c:2702 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f148acebb29 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:00007f148a06d078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007f148ae0af80 RCX: 00007f148acebb29 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f148a06d120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f148ae0af80 R15: 00007fffb6ba25d8