------------[ cut here ]------------ WARNING: ./include/linux/memcontrol.h:381 at obj_cgroup_memcg include/linux/memcontrol.h:381 [inline], CPU#0: syz.5.10554/12737 WARNING: ./include/linux/memcontrol.h:381 at folio_memcg+0x1a8/0x310 include/linux/memcontrol.h:449, CPU#0: syz.5.10554/12737 Modules linked in: CPU: 0 UID: 0 PID: 12737 Comm: syz.5.10554 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:obj_cgroup_memcg include/linux/memcontrol.h:381 [inline] RIP: 0010:folio_memcg+0x1a8/0x310 include/linux/memcontrol.h:449 Code: 80 3c 28 00 74 08 4c 89 f7 e8 14 af fb ff 4d 8b 36 4c 89 f0 5b 41 5c 41 5d 41 5e 41 5f 5d e9 0f b5 24 09 cc e8 e9 b6 95 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:ffffc90005016e08 EFLAGS: 00010293 RAX: ffffffff822b9497 RBX: 0000000000000000 RCX: ffff88802e92db80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 R10: dffffc0000000000 R11: ffffed100bd0e40d R12: ffffea000171d830 R13: dffffc0000000000 R14: ffff8880590bee00 R15: 0000000000000002 FS: 00007f329e8456c0(0000) GS:ffff88812608e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f329e7d0d58 CR3: 0000000039e80000 CR4: 00000000003526f0 Call Trace: get_deferred_split_queue mm/huge_memory.c:1084 [inline] __folio_split+0xb3/0x1af0 mm/huge_memory.c:3611 madvise_cold_or_pageout_pte_range+0xbe5/0x1d00 mm/madvise.c:505 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+0xfe9/0x1d40 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:624 [inline] madvise_pageout mm/madvise.c:649 [inline] madvise_vma_behavior+0x31ac/0x39c0 mm/madvise.c:1352 madvise_walk_vmas+0x51c/0xa30 mm/madvise.c:1669 madvise_do_behavior+0x38e/0x550 mm/madvise.c:1885 do_madvise+0x1bc/0x270 mm/madvise.c:1978 __do_sys_madvise mm/madvise.c:1987 [inline] __se_sys_madvise mm/madvise.c:1985 [inline] __x64_sys_madvise+0xa7/0xc0 mm/madvise.c:1985 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f329d98f749 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:00007f329e845038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c RAX: ffffffffffffffda RBX: 00007f329dbe5fa0 RCX: 00007f329d98f749 RDX: 0000000000000015 RSI: 7fffffffffffffff RDI: 0000200000000000 RBP: 00007f329da13f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f329dbe6038 R14: 00007f329dbe5fa0 R15: 00007f329dd0fa28