RBP: 00007fc4a0b871d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffe7a00942f R14: 00007fc4a0b87300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22855 at arch/x86/mm/pat/memtype.c:1099 untrack_pfn+0x2fa/0x480 Modules linked in: CPU: 1 PID: 22855 Comm: syz-executor.4 Not tainted 5.16.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:untrack_pfn+0x2fa/0x480 arch/x86/mm/pat/memtype.c:1099 Code: 31 d2 48 8d 8c 24 80 00 00 00 4d 89 e8 e8 ce 84 82 00 89 c3 31 ff 89 c6 e8 d3 cb 47 00 85 db 0f 84 d4 00 00 00 e8 b6 c7 47 00 <0f> 0b eb 78 e8 ad c7 47 00 43 8a 04 37 84 c0 0f 85 49 01 00 00 8b RSP: 0018:ffffc900100a7600 EFLAGS: 00010246 RAX: ffffffff813dd22a RBX: 00000000ffffffea RCX: 0000000000040000 RDX: ffffc90005b62000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc900100a76f0 R08: ffffffff813dd21d R09: ffffc900100a7580 R10: fffffbfff1c00ec6 R11: 0000000000000000 R12: 1ffff92002014ecc R13: ffffc900100a7660 R14: dffffc0000000000 R15: ffff888079166d68 FS: 00007fc4a0b87700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd6506371b8 CR3: 000000006facb000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unmap_single_vma+0x1e9/0x2d0 mm/memory.c:1585 unmap_vmas+0x202/0x390 mm/memory.c:1638 exit_mmap+0x3eb/0x740 mm/mmap.c:3179 __mmput+0x111/0x3a0 kernel/fork.c:1116 mmput kernel/fork.c:1137 [inline] dup_mm+0x2e8/0x310 kernel/fork.c:1469 copy_mm kernel/fork.c:1505 [inline] copy_process+0x28d7/0x59e0 kernel/fork.c:2168 kernel_clone+0x22a/0x7e0 kernel/fork.c:2559 __do_sys_clone kernel/fork.c:2676 [inline] __se_sys_clone kernel/fork.c:2660 [inline] __x64_sys_clone+0x245/0x2b0 kernel/fork.c:2660 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fc4a2211fe9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc4a0b87118 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fc4a2324f60 RCX: 00007fc4a2211fe9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fc4a0b871d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffe7a00942f R14: 00007fc4a0b87300 R15: 0000000000022000