------------[ cut here ]------------ WARNING: ./include/linux/memcontrol.h:382 at obj_cgroup_memcg include/linux/memcontrol.h:382 [inline], CPU#1: syz.1.92/6109 WARNING: ./include/linux/memcontrol.h:382 at folio_memcg+0x1a8/0x310 include/linux/memcontrol.h:450, CPU#1: syz.1.92/6109 Modules linked in: CPU: 1 UID: 0 PID: 6109 Comm: syz.1.92 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:obj_cgroup_memcg include/linux/memcontrol.h:382 [inline] RIP: 0010:folio_memcg+0x1a8/0x310 include/linux/memcontrol.h:450 Code: 80 3c 28 00 74 08 4c 89 f7 e8 64 29 fb ff 4d 8b 36 4c 89 f0 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7f be 39 09 cc e8 29 d0 94 ff 90 <0f> 0b 90 eb c5 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c fe fe ff ff RSP: 0018:ffffc9000b6aed88 EFLAGS: 00010246 RAX: ffffffff822d1027 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc90004d91000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed1004b38fa5 R12: ffffea0001440030 R13: dffffc0000000000 R14: ffff8881422d3d80 R15: 0000000000000002 FS: 00007f69ac87e6c0(0000) GS:ffff888125b78000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f69ac715698 CR3: 000000002a484000 CR4: 00000000003526f0 Call Trace: get_deferred_split_queue mm/huge_memory.c:1084 [inline] __folio_split+0xb1/0x25e0 mm/huge_memory.c:3693 __split_huge_page_to_list_to_order mm/huge_memory.c:4058 [inline] split_huge_page_to_list_to_order include/linux/huge_mm.h:385 [inline] split_folio_to_list+0x76/0x150 mm/huge_memory.c:4109 madvise_cold_or_pageout_pte_range+0xbf3/0x1ce0 mm/madvise.c:503 walk_pmd_range mm/pagewalk.c:130 [inline] walk_pud_range mm/pagewalk.c:224 [inline] walk_p4d_range mm/pagewalk.c:262 [inline] walk_pgd_range+0x1037/0x1d30 mm/pagewalk.c:303 __walk_page_range+0x14c/0x710 mm/pagewalk.c:410 walk_page_range_vma+0x393/0x440 mm/pagewalk.c:717 madvise_pageout_page_range mm/madvise.c:622 [inline] madvise_pageout mm/madvise.c:647 [inline] madvise_vma_behavior+0x2fa8/0x3d70 mm/madvise.c:1356 madvise_walk_vmas+0x51c/0xa30 mm/madvise.c:1673 madvise_do_behavior+0x38e/0x550 mm/madvise.c:1889 do_madvise+0x1bc/0x270 mm/madvise.c:1982 __do_sys_madvise mm/madvise.c:1991 [inline] __se_sys_madvise mm/madvise.c:1989 [inline] __x64_sys_madvise+0xa7/0xc0 mm/madvise.c:1989 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f69ab98f6c9 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:00007f69ac87e038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c RAX: ffffffffffffffda RBX: 00007f69abbe5fa0 RCX: 00007f69ab98f6c9 RDX: 0000000000000015 RSI: 7fffffffffffffff RDI: 0000200000000000 RBP: 00007f69aba11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f69abbe6038 R14: 00007f69abbe5fa0 R15: 00007fff70a6aee8