__unfreeze_partials+0x17c/0x1a0 mm/slub.c:2548 qlink_free mm/kasan/quarantine.c:168 [inline] qlist_free_all+0x6a/0x170 mm/kasan/quarantine.c:187 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0xa2/0xc0 mm/kasan/common.c:446 kasan_slab_alloc include/linux/kasan.h:224 [inline] slab_post_alloc_hook mm/slab.h:750 [inline] slab_alloc_node mm/slub.c:3243 [inline] slab_alloc mm/slub.c:3251 [inline] __kmem_cache_alloc_lru mm/slub.c:3258 [inline] kmem_cache_alloc+0x204/0x3b0 mm/slub.c:3268 getname_flags.part.0+0x50/0x4f0 fs/namei.c:139 getname_flags+0x9a/0xe0 include/linux/audit.h:323 vfs_fstatat+0x73/0xb0 fs/stat.c:254 __do_sys_newfstatat+0x91/0x110 fs/stat.c:425 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd ------------[ cut here ]------------ kernel BUG at include/linux/memcontrol.h:478! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4189 Comm: syz-executor956 Not tainted 5.19.0-rc6-syzkaller-00115-g4a57a8400075 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:478 [inline] RIP: 0010:workingset_activation+0x5d6/0x6d0 mm/workingset.c:413 Code: 48 89 ef e8 1c 01 00 00 c6 05 29 4a f6 0b 01 0f 0b e9 00 fc ff ff e8 b9 dc c9 ff 48 c7 c6 00 0b d8 89 48 89 ef e8 fa 00 00 00 <0f> 0b e8 a3 dc c9 ff 0f 0b e9 02 fb ff ff e8 97 dc c9 ff 48 c7 c6 RSP: 0018:ffffc90004707510 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff8880266e9d80 RSI: ffffffff81b08e36 RDI: 0000000000000003 RBP: ffffea0001e10c00 R08: 0000000000000003 R09: 000000000000ffff R10: 000000000000ffff R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880b9a34ca8 R14: dffffc0000000000 R15: 0000000000000003 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f27b5a491f0 CR3: 00000000735ab000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: folio_mark_accessed+0x596/0xdd0 mm/swap.c:440 kvm_set_pfn_accessed arch/x86/kvm/../../../virt/kvm/kvm_main.c:2857 [inline] kvm_set_pfn_accessed+0x1d7/0x220 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2854 handle_changed_spte_acc_track arch/x86/kvm/mmu/tdp_mmu.c:354 [inline] handle_changed_spte_acc_track+0x1bc/0x290 arch/x86/kvm/mmu/tdp_mmu.c:346 handle_changed_spte arch/x86/kvm/mmu/tdp_mmu.c:609 [inline] handle_removed_pt arch/x86/kvm/mmu/tdp_mmu.c:493 [inline] __handle_changed_spte+0xc76/0x1820 arch/x86/kvm/mmu/tdp_mmu.c:600 handle_changed_spte arch/x86/kvm/mmu/tdp_mmu.c:607 [inline] handle_removed_pt arch/x86/kvm/mmu/tdp_mmu.c:493 [inline] __handle_changed_spte+0xc67/0x1820 arch/x86/kvm/mmu/tdp_mmu.c:600 __tdp_mmu_set_spte+0x229/0x9d0 arch/x86/kvm/mmu/tdp_mmu.c:742 _tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:758 [inline] tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:767 [inline] __tdp_mmu_zap_root+0x7d4/0x840 arch/x86/kvm/mmu/tdp_mmu.c:873 tdp_mmu_zap_root+0x12e/0x330 arch/x86/kvm/mmu/tdp_mmu.c:909 kvm_tdp_mmu_zap_all+0x154/0x1b0 arch/x86/kvm/mmu/tdp_mmu.c:1017 kvm_mmu_zap_all+0x27c/0x2c0 arch/x86/kvm/mmu/mmu.c:6121 kvm_flush_shadow_all arch/x86/kvm/../../../virt/kvm/kvm_main.c:366 [inline] kvm_mmu_notifier_release+0x5c/0xb0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:836 mn_hlist_release mm/mmu_notifier.c:319 [inline] __mmu_notifier_release+0x1a9/0x600 mm/mmu_notifier.c:357 mmu_notifier_release include/linux/mmu_notifier.h:415 [inline] exit_mmap+0x3c5/0x4a0 mm/mmap.c:3128 __mmput+0x122/0x4b0 kernel/fork.c:1187 mmput+0x56/0x60 kernel/fork.c:1208 exit_mm kernel/exit.c:510 [inline] do_exit+0x9f1/0x29d0 kernel/exit.c:782 do_group_exit+0xd2/0x2f0 kernel/exit.c:925 __do_sys_exit_group kernel/exit.c:936 [inline] __se_sys_exit_group kernel/exit.c:934 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:934 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f27b59d40c9 Code: Unable to access opcode bytes at RIP 0x7f27b59d409f. RSP: 002b:00007ffd5f41b928 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f27b5a48350 RCX: 00007f27b59d40c9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00007ffd5f41bb18 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f27b5a48350 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:478 [inline] RIP: 0010:workingset_activation+0x5d6/0x6d0 mm/workingset.c:413 Code: 48 89 ef e8 1c 01 00 00 c6 05 29 4a f6 0b 01 0f 0b e9 00 fc ff ff e8 b9 dc c9 ff 48 c7 c6 00 0b d8 89 48 89 ef e8 fa 00 00 00 <0f> 0b e8 a3 dc c9 ff 0f 0b e9 02 fb ff ff e8 97 dc c9 ff 48 c7 c6 RSP: 0018:ffffc90004707510 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff8880266e9d80 RSI: ffffffff81b08e36 RDI: 0000000000000003 RBP: ffffea0001e10c00 R08: 0000000000000003 R09: 000000000000ffff R10: 000000000000ffff R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880b9a34ca8 R14: dffffc0000000000 R15: 0000000000000003 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f27b5a491f0 CR3: 00000000735ab000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400