security_file_open+0x45/0xb0 security/security.c:1646 do_dentry_open+0x575/0x13f0 fs/open.c:869 do_open fs/namei.c:3557 [inline] path_openat+0x1c92/0x28f0 fs/namei.c:3691 do_filp_open+0x1b6/0x400 fs/namei.c:3718 ------------[ cut here ]------------ kernel BUG at include/linux/memcontrol.h:455! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 3609 Comm: syz-executor696 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:455 [inline] RIP: 0010:workingset_activation+0x4c8/0x580 mm/workingset.c:519 Code: 48 89 ef e8 da 00 00 00 c6 05 56 4b 18 0c 01 0f 0b e9 0e fd ff ff e8 97 8f c9 ff 48 c7 c6 c0 78 f8 89 48 89 ef e8 b8 00 00 00 <0f> 0b e8 81 8f c9 ff 0f 0b e9 10 fc ff ff e8 75 8f c9 ff 48 c7 c6 RSP: 0018:ffffc90003bef4a0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff888024669d40 RSI: ffffffff81b30478 RDI: ffffffff8de06710 RBP: ffffea0001f14600 R08: 0000000000000000 R09: ffffffff8de06717 R10: 0000000000000000 R11: 706c69665f6f6420 R12: 0000000000000000 R13: ffff8880b9a34d08 R14: dffffc0000000000 R15: 0000000000000003 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f28c75521f0 CR3: 0000000071d0a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: folio_mark_accessed+0x595/0x820 mm/swap.c:502 kvm_set_page_accessed arch/x86/kvm/../../../virt/kvm/kvm_main.c:2895 [inline] kvm_set_pfn_accessed arch/x86/kvm/../../../virt/kvm/kvm_main.c:2967 [inline] kvm_set_pfn_accessed+0x23b/0x2a0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2961 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+0xd30/0x1930 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+0xd21/0x1930 arch/x86/kvm/mmu/tdp_mmu.c:600 __tdp_mmu_set_spte+0x229/0x9d0 arch/x86/kvm/mmu/tdp_mmu.c:732 _tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:748 [inline] tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:757 [inline] __tdp_mmu_zap_root+0x7e7/0x860 arch/x86/kvm/mmu/tdp_mmu.c:863 tdp_mmu_zap_root+0x12e/0x330 arch/x86/kvm/mmu/tdp_mmu.c:899 kvm_tdp_mmu_zap_all+0x154/0x1b0 arch/x86/kvm/mmu/tdp_mmu.c:1003 kvm_mmu_zap_all+0x27c/0x2c0 arch/x86/kvm/mmu/mmu.c:6502 kvm_flush_shadow_all arch/x86/kvm/../../../virt/kvm/kvm_main.c:383 [inline] kvm_mmu_notifier_release+0x5c/0xb0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:895 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+0x669/0x7a0 mm/mmap.c:3073 __mmput+0x128/0x4c0 kernel/fork.c:1188 mmput+0x5c/0x70 kernel/fork.c:1210 exit_mm kernel/exit.c:516 [inline] do_exit+0xa39/0x2a20 kernel/exit.c:807 do_group_exit+0xd0/0x2a0 kernel/exit.c:950 __do_sys_exit_group kernel/exit.c:961 [inline] __se_sys_exit_group kernel/exit.c:959 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:959 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: 0033:0x7f28c74dd0c9 Code: Unable to access opcode bytes at 0x7f28c74dd09f. RSP: 002b:00007ffcf55cc2f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f28c7551350 RCX: 00007f28c74dd0c9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00007ffcf55cc4e8 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f28c7551350 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:455 [inline] RIP: 0010:workingset_activation+0x4c8/0x580 mm/workingset.c:519 Code: 48 89 ef e8 da 00 00 00 c6 05 56 4b 18 0c 01 0f 0b e9 0e fd ff ff e8 97 8f c9 ff 48 c7 c6 c0 78 f8 89 48 89 ef e8 b8 00 00 00 <0f> 0b e8 81 8f c9 ff 0f 0b e9 10 fc ff ff e8 75 8f c9 ff 48 c7 c6 RSP: 0018:ffffc90003bef4a0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff888024669d40 RSI: ffffffff81b30478 RDI: ffffffff8de06710 RBP: ffffea0001f14600 R08: 0000000000000000 R09: ffffffff8de06717 R10: 0000000000000000 R11: 706c69665f6f6420 R12: 0000000000000000 R13: ffff8880b9a34d08 R14: dffffc0000000000 R15: 0000000000000003 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f28c75521f0 CR3: 0000000071d0a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400