entry_SYSCALL_64_after_hwframe+0x63/0xcd
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1138 [inline]
 free_unref_page+0x54b/0xd20 mm/page_alloc.c:2460
 free_contig_range+0xb6/0x190 mm/page_alloc.c:6396
 destroy_args+0x5c0/0x7a0 mm/debug_vm_pgtable.c:1028
 debug_vm_pgtable+0x177e/0x2d40 mm/debug_vm_pgtable.c:1408
 do_one_initcall+0xd7/0x440 init/main.c:1232
 do_initcall_level init/main.c:1294 [inline]
 do_initcalls init/main.c:1310 [inline]
 do_basic_setup init/main.c:1329 [inline]
 kernel_init_freeable+0x500/0x7b0 init/main.c:1547
 kernel_init+0x1a/0x1c0 init/main.c:1437
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2667 at mm/rmap.c:1252 page_add_anon_rmap+0x730/0x11e0 mm/rmap.c:1252
Modules linked in:
CPU: 1 PID: 2667 Comm: syz-executor.0 Not tainted 6.6.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:page_add_anon_rmap+0x730/0x11e0 mm/rmap.c:1252
Code: ea 03 80 3c 02 00 0f 85 cf 08 00 00 49 8b 45 00 a9 00 00 02 00 0f 84 f0 fd ff ff 48 c7 c6 60 94 4f 85 4c 89 e7 e8 b0 16 f9 ff <0f> 0b e9 da fd ff ff 41 f7 c5 ff 0f 00 00 0f 85 41 ff ff ff be 08
RSP: 0018:ffffc9000364f970 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff888071fc6c30 RCX: ffffc9000364f848
RDX: 1ffff1100eb9e4f7 RSI: ffffffff85476b40 RDI: ffffffff857bd0c0
RBP: ffffea0001af8000 R08: 0000000000000000 R09: fffffbfff0ec8a9a
R10: ffffffff876454d7 R11: 0000000000000001 R12: ffffea0001af8000
R13: ffffea0001af8000 R14: ffffea0001af8008 R15: ffffea0001af8058
FS:  00007fab2e76a6c0(0000) GS:ffff8880ba900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000208f9f09 CR3: 000000007adde000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __split_huge_pmd_locked mm/huge_memory.c:2276 [inline]
 __split_huge_pmd+0xf51/0x1ff0 mm/huge_memory.c:2320
 split_huge_pmd_address mm/huge_memory.c:2336 [inline]
 split_huge_pmd_if_needed mm/huge_memory.c:2348 [inline]
 split_huge_pmd_if_needed mm/huge_memory.c:2339 [inline]
 vma_adjust_trans_huge+0x1f7/0x420 mm/huge_memory.c:2360
 __split_vma+0x9f7/0xe60 mm/mmap.c:2376
 mlock_fixup+0x7ab/0x1160 mm/mlock.c:438
 apply_vma_lock_flags+0x1c9/0x2c0 mm/mlock.c:514
 do_mlock+0x21e/0x670 mm/mlock.c:610
 __do_sys_mlock mm/mlock.c:624 [inline]
 __se_sys_mlock mm/mlock.c:622 [inline]
 __x64_sys_mlock+0x54/0x80 mm/mlock.c:622
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fab2da7cae9
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:00007fab2e76a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000095
RAX: ffffffffffffffda RBX: 00007fab2db9bf80 RCX: 00007fab2da7cae9
RDX: 0000000000000000 RSI: 0000000000001000 RDI: 00000000202cf000
RBP: 00007fab2dac847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007fab2db9bf80 R15: 00007ffff98db2c8
 </TASK>