kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:283
 __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:749 [inline]
 slab_alloc_node mm/slub.c:3217 [inline]
 __kmalloc_node+0x23a/0x390 mm/slub.c:4458
 kmalloc_node include/linux/slab.h:604 [inline]
 kvmalloc_node+0x3e/0x130 mm/util.c:580
 kvmalloc include/linux/slab.h:731 [inline]
 seq_buf_alloc fs/seq_file.c:38 [inline]
 seq_read_iter+0x7f7/0x1280 fs/seq_file.c:210
 kernfs_fop_read_iter+0x514/0x6f0 fs/kernfs/file.c:241
 call_read_iter include/linux/fs.h:2073 [inline]
 new_sync_read+0x384/0x5f0 fs/read_write.c:401
 vfs_read+0x492/0x5d0 fs/read_write.c:482
 ksys_read+0x127/0x250 fs/read_write.c:620
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
------------[ cut here ]------------
kernel BUG at include/linux/memcontrol.h:472!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4931 Comm: syz-executor107 Tainted: G        W         5.17.0-syzkaller-13532-gb4a5ea09b293 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:472 [inline]
RIP: 0010:workingset_activation+0x5d6/0x6d0 mm/workingset.c:413
Code: 48 89 ef e8 1c 01 00 00 c6 05 4f 2c f3 0b 01 0f 0b e9 00 fc ff ff e8 d9 f5 c9 ff 48 c7 c6 c0 5a d7 89 48 89 ef e8 fa 00 00 00 <0f> 0b e8 c3 f5 c9 ff 0f 0b e9 02 fb ff ff e8 b7 f5 c9 ff 48 c7 c6
RSP: 0018:ffffc900069a7550 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff88801e115700 RSI: ffffffff81aea756 RDI: 0000000000000003
RBP: ffffea00008f4c00 R08: 0000000000000029 R09: 00000000ffffffff
R10: ffffffff891b91b5 R11: 00000000ffffffff R12: 0000000000000000
R13: ffff8880b9d34da8 R14: dffffc0000000000 R15: 0000000000000003
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0a5da701f0 CR3: 000000001b4e3000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 folio_mark_accessed+0x596/0xdd0 mm/swap.c:440
 kvm_set_pfn_accessed arch/x86/kvm/../../../virt/kvm/kvm_main.c:2815 [inline]
 kvm_set_pfn_accessed+0x1d7/0x220 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2812
 handle_changed_spte_acc_track arch/x86/kvm/mmu/tdp_mmu.c:351 [inline]
 handle_changed_spte_acc_track+0x1bc/0x290 arch/x86/kvm/mmu/tdp_mmu.c:343
 handle_changed_spte arch/x86/kvm/mmu/tdp_mmu.c:586 [inline]
 handle_removed_pt arch/x86/kvm/mmu/tdp_mmu.c:469 [inline]
 __handle_changed_spte+0xb88/0x1510 arch/x86/kvm/mmu/tdp_mmu.c:577
 handle_changed_spte arch/x86/kvm/mmu/tdp_mmu.c:584 [inline]
 handle_removed_pt arch/x86/kvm/mmu/tdp_mmu.c:469 [inline]
 __handle_changed_spte+0xb79/0x1510 arch/x86/kvm/mmu/tdp_mmu.c:577
 __tdp_mmu_set_spte+0x197/0x850 arch/x86/kvm/mmu/tdp_mmu.c:717
 _tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:732 [inline]
 tdp_mmu_set_spte arch/x86/kvm/mmu/tdp_mmu.c:740 [inline]
 __tdp_mmu_zap_root+0x783/0x7e0 arch/x86/kvm/mmu/tdp_mmu.c:845
 tdp_mmu_zap_root+0x12e/0x330 arch/x86/kvm/mmu/tdp_mmu.c:881
 kvm_tdp_mmu_zap_all+0x154/0x1b0 arch/x86/kvm/mmu/tdp_mmu.c:1012
 kvm_mmu_zap_all+0x27c/0x2c0 arch/x86/kvm/mmu/mmu.c:6080
 kvm_mmu_notifier_release+0x5f/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:813
 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:3114
 __mmput+0x122/0x4b0 kernel/fork.c:1183
 mmput+0x56/0x60 kernel/fork.c:1205
 exit_mm kernel/exit.c:510 [inline]
 do_exit+0xa12/0x2a00 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+0x35/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f0a5d9fad59
Code: Unable to access opcode bytes at RIP 0x7f0a5d9fad2f.
RSP: 002b:00007ffee2e47398 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f0a5da6f350 RCX: 00007f0a5d9fad59
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00007ffee2e47588
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0a5da6f350
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_memcg_rcu include/linux/memcontrol.h:472 [inline]
RIP: 0010:workingset_activation+0x5d6/0x6d0 mm/workingset.c:413
Code: 48 89 ef e8 1c 01 00 00 c6 05 4f 2c f3 0b 01 0f 0b e9 00 fc ff ff e8 d9 f5 c9 ff 48 c7 c6 c0 5a d7 89 48 89 ef e8 fa 00 00 00 <0f> 0b e8 c3 f5 c9 ff 0f 0b e9 02 fb ff ff e8 b7 f5 c9 ff 48 c7 c6
RSP: 0018:ffffc900069a7550 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff88801e115700 RSI: ffffffff81aea756 RDI: 0000000000000003
RBP: ffffea00008f4c00 R08: 0000000000000029 R09: 00000000ffffffff
R10: ffffffff891b91b5 R11: 00000000ffffffff R12: 0000000000000000
R13: ffff8880b9d34da8 R14: dffffc0000000000 R15: 0000000000000003
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0a5da701f0 CR3: 000000001b4e3000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400