__free_pages mm/page_alloc.c:5260 [inline]
 free_contig_range+0x1bd/0x4a0 mm/page_alloc.c:7091
 destroy_args+0x64/0x4a0 mm/debug_vm_pgtable.c:958
 debug_vm_pgtable+0x39f/0x3b0 mm/debug_vm_pgtable.c:1340
 do_one_initcall+0x233/0x820 init/main.c:1269
 do_initcall_level+0x104/0x190 init/main.c:1331
 do_initcalls+0x59/0xa0 init/main.c:1347
 kernel_init_freeable+0x334/0x4a0 init/main.c:1579
 kernel_init+0x1d/0x1d0 init/main.c:1469
 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
page has been migrated, last migrate reason: mempolicy_mbind
------------[ cut here ]------------
kernel BUG at mm/filemap.c:154!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 10246 Comm: syz.1.1149 Not tainted 6.16.0-syzkaller-11129-geacf91b0c78a #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:filemap_unaccount_folio+0x715/0x790 mm/filemap.c:154
Code: b4 c9 ff 48 89 df 48 c7 c6 e0 39 94 8b e8 b3 0f 32 ff 90 0f 0b e8 0b b4 c9 ff 48 89 df 48 c7 c6 c0 38 94 8b e8 9c 0f 32 ff 90 <0f> 0b e8 f4 b3 c9 ff 48 89 df 48 c7 c6 e0 39 94 8b e8 85 0f 32 ff
RSP: 0018:ffffc9001dd6ee20 EFLAGS: 00010046
RAX: 8249c8ddbbf82e00 RBX: ffffea00012a8000 RCX: 8249c8ddbbf82e00
RDX: 0000000000000005 RSI: ffffffff8dba0269 RDI: ffff88802f3d1e00
RBP: 0000000000000001 R08: ffff8880b8724253 R09: 1ffff110170e484a
R10: dffffc0000000000 R11: ffffed10170e484b R12: 0000000000000040
R13: 1ffffd4000255000 R14: 1ffffd4000255001 R15: ffffea00012a8008
FS:  00007f49fd1f46c0(0000) GS:ffff888125d2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007eff07ce8704 CR3: 00000000528fa000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 __filemap_remove_folio+0xc3/0x500 mm/filemap.c:223
 filemap_remove_folio+0xe6/0x1f0 mm/filemap.c:253
 hugetlb_delete_from_page_cache fs/hugetlbfs/inode.c:331 [inline]
 remove_inode_single_folio fs/hugetlbfs/inode.c:536 [inline]
 remove_inode_hugepages+0x594/0x1100 fs/hugetlbfs/inode.c:593
 hugetlbfs_punch_hole fs/hugetlbfs/inode.c:716 [inline]
 hugetlbfs_fallocate+0xbc7/0x1100 fs/hugetlbfs/inode.c:742
 vfs_fallocate+0x669/0x7e0 fs/open.c:342
 madvise_remove mm/madvise.c:1048 [inline]
 madvise_vma_behavior+0x2ed7/0x3850 mm/madvise.c:1277
 madvise_walk_vmas+0x51c/0xa30 mm/madvise.c:1600
 madvise_do_behavior+0x38e/0x550 mm/madvise.c:1816
 do_madvise+0x1bc/0x270 mm/madvise.c:1909
 __do_sys_madvise mm/madvise.c:1918 [inline]
 __se_sys_madvise mm/madvise.c:1916 [inline]
 __x64_sys_madvise+0xa7/0xc0 mm/madvise.c:1916
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f49ff78eb69
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f49fd1f4038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f49ff9b6240 RCX: 00007f49ff78eb69
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f49ff811df1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f49ff9b6240 R15: 00007f49ffadfa28
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:filemap_unaccount_folio+0x715/0x790 mm/filemap.c:154
Code: b4 c9 ff 48 89 df 48 c7 c6 e0 39 94 8b e8 b3 0f 32 ff 90 0f 0b e8 0b b4 c9 ff 48 89 df 48 c7 c6 c0 38 94 8b e8 9c 0f 32 ff 90 <0f> 0b e8 f4 b3 c9 ff 48 89 df 48 c7 c6 e0 39 94 8b e8 85 0f 32 ff
RSP: 0018:ffffc9001dd6ee20 EFLAGS: 00010046
RAX: 8249c8ddbbf82e00 RBX: ffffea00012a8000 RCX: 8249c8ddbbf82e00
RDX: 0000000000000005 RSI: ffffffff8dba0269 RDI: ffff88802f3d1e00
RBP: 0000000000000001 R08: ffff8880b8724253 R09: 1ffff110170e484a
R10: dffffc0000000000 R11: ffffed10170e484b R12: 0000000000000040
R13: 1ffffd4000255000 R14: 1ffffd4000255001 R15: ffffea00012a8008
FS:  00007f49fd1f46c0(0000) GS:ffff888125d2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007eff07ce8704 CR3: 00000000528fa000 CR4: 00000000003526f0