syzbot

 __unfreeze_partials+0x17c/0x1a0 mm/slub.c:2637
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0x6a/0x170 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x192/0x220 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0x66/0x90 mm/kasan/common.c:302
 kasan_slab_alloc include/linux/kasan.h:201 [inline]
 slab_post_alloc_hook mm/slab.h:761 [inline]
 slab_alloc_node mm/slub.c:3452 [inline]
 slab_alloc mm/slub.c:3460 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3467 [inline]
 kmem_cache_alloc+0x1e4/0x430 mm/slub.c:3476
 vm_area_dup+0x7d/0x380 kernel/fork.c:466
 __split_vma+0xae/0x5e0 mm/mmap.c:2211
 split_vma+0xa3/0xe0 mm/mmap.c:2273
 mprotect_fixup+0x686/0x960 mm/mprotect.c:620
 do_mprotect_pkey+0x6fd/0xa70 mm/mprotect.c:785
 __do_sys_mprotect mm/mprotect.c:812 [inline]
 __se_sys_mprotect mm/mprotect.c:809 [inline]
 __x64_sys_mprotect+0x78/0xb0 mm/mprotect.c:809
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
------------[ cut here ]------------
kernel BUG at include/linux/memcontrol.h:455!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5064 Comm: syz-executor280 Not tainted 6.2.0-rc5-syzkaller-00045-g948ef7bb70c4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:455 [inline]
RIP: 0010:workingset_activation+0x4c3/0x580 mm/workingset.c:522
Code: 48 89 ef e8 df 00 00 00 c6 05 e6 c0 a4 0c 01 0f 0b e9 0e fd ff ff e8 fc 4e c8 ff 48 c7 c6 e0 e7 57 8a 48 89 ef e8 bd 00 00 00 <0f> 0b e8 e6 4e c8 ff 0f 0b e9 19 fc ff ff e8 da 4e c8 ff 48 c7 c6
RSP: 0018:ffffc9000391f4a0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff88801e739d40 RSI: ffffffff81b91303 RDI: 0000000000000000
RBP: ffffea0001dd1e00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880b99360e8 R14: dffffc0000000000 R15: 0000000000000003
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9e92ba1938 CR3: 0000000079e52000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 folio_mark_accessed+0x599/0x830 mm/swap.c:515
 kvm_set_page_accessed arch/x86/kvm/../../../virt/kvm/kvm_main.c:2909 [inline]
 kvm_set_pfn_accessed arch/x86/kvm/../../../virt/kvm/kvm_main.c:2981 [inline]
 kvm_set_pfn_accessed+0x23f/0x2b0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2975
 handle_changed_spte_acc_track arch/x86/kvm/mmu/tdp_mmu.c:355 [inline]
 handle_changed_spte_acc_track+0x1bc/0x290 arch/x86/kvm/mmu/tdp_mmu.c:347
 handle_changed_spte arch/x86/kvm/mmu/tdp_mmu.c:626 [inline]
 handle_removed_pt arch/x86/kvm/mmu/tdp_mmu.c:510 [inline]
 __handle_changed_spte+0xd2b/0x1960 arch/x86/kvm/mmu/tdp_mmu.c:617
 handle_changed_spte arch/x86/kvm/mmu/tdp_mmu.c:624 [inline]
 handle_removed_pt arch/x86/kvm/mmu/tdp_mmu.c:510 [inline]
 __handle_changed_spte+0xd1c/0x1960 arch/x86/kvm/mmu/tdp_mmu.c:617
 __tdp_mmu_set_spte+0x229/0x9d0 arch/x86/kvm/mmu/tdp_mmu.c:749
 _tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:765 [inline]
 tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:774 [inline]
 __tdp_mmu_zap_root+0x7e7/0x860 arch/x86/kvm/mmu/tdp_mmu.c:880
 tdp_mmu_zap_root+0x12e/0x330 arch/x86/kvm/mmu/tdp_mmu.c:916
 kvm_tdp_mmu_zap_all+0x158/0x1b0 arch/x86/kvm/mmu/tdp_mmu.c:1020
 kvm_mmu_zap_all+0x280/0x2d0 arch/x86/kvm/mmu/mmu.c:6557
 kvm_flush_shadow_all arch/x86/kvm/../../../virt/kvm/kvm_main.c:383 [inline]
 kvm_mmu_notifier_release+0x6a/0xd0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:895
 mn_hlist_release mm/mmu_notifier.c:319 [inline]
 __mmu_notifier_release+0x1bb/0x630 mm/mmu_notifier.c:357
 mmu_notifier_release include/linux/mmu_notifier.h:415 [inline]
 exit_mmap+0x66d/0x7b0 mm/mmap.c:3072
 __mmput+0x128/0x4c0 kernel/fork.c:1207
 mmput+0x60/0x70 kernel/fork.c:1229
 exit_mm kernel/exit.c:563 [inline]
 do_exit+0x9ac/0x2950 kernel/exit.c:854
 do_group_exit+0xd4/0x2a0 kernel/exit.c:1012
 __do_sys_exit_group kernel/exit.c:1023 [inline]
 __se_sys_exit_group kernel/exit.c:1021 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1021
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f9e92b65079
Code: Unable to access opcode bytes at 0x7f9e92b6504f.
RSP: 002b:00007ffdc6972728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f9e92bd23f0 RCX: 00007f9e92b65079
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000034363035
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9e92bd23f0
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:455 [inline]
RIP: 0010:workingset_activation+0x4c3/0x580 mm/workingset.c:522
Code: 48 89 ef e8 df 00 00 00 c6 05 e6 c0 a4 0c 01 0f 0b e9 0e fd ff ff e8 fc 4e c8 ff 48 c7 c6 e0 e7 57 8a 48 89 ef e8 bd 00 00 00 <0f> 0b e8 e6 4e c8 ff 0f 0b e9 19 fc ff ff e8 da 4e c8 ff 48 c7 c6
RSP: 0018:ffffc9000391f4a0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff88801e739d40 RSI: ffffffff81b91303 RDI: 0000000000000000
RBP: ffffea0001dd1e00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880b99360e8 R14: dffffc0000000000 R15: 0000000000000003
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9e92ba1938 CR3: 0000000079e52000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400