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BUG: KASAN: use-after-free in instrument_atomic_read include/linux/instrumented.h:68 [inline]
BUG: KASAN: use-after-free in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
BUG: KASAN: use-after-free in mapping_release_always include/linux/pagemap.h:279 [inline]
BUG: KASAN: use-after-free in folio_needs_release mm/internal.h:187 [inline]
BUG: KASAN: use-after-free in shrink_folio_list+0x2dbf/0x3e60 mm/vmscan.c:2067
Read of size 8 at addr ffff88808c9e10d1 by task syz-executor.0/16557

CPU: 1 PID: 16557 Comm: syz-executor.0 Not tainted 6.4.0-next-20230707-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd9/0x150 lib/dump_stack.c:106
 print_address_description.constprop.0+0x2c/0x3c0 mm/kasan/report.c:364
 print_report mm/kasan/report.c:475 [inline]
 kasan_report+0x11d/0x130 mm/kasan/report.c:588
 check_region_inline mm/kasan/generic.c:181 [inline]
 kasan_check_range+0xf0/0x190 mm/kasan/generic.c:187
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 mapping_release_always include/linux/pagemap.h:279 [inline]
 folio_needs_release mm/internal.h:187 [inline]
 shrink_folio_list+0x2dbf/0x3e60 mm/vmscan.c:2067
 reclaim_folio_list+0xd0/0x390 mm/vmscan.c:2801
 reclaim_pages+0x442/0x670 mm/vmscan.c:2837
 madvise_cold_or_pageout_pte_range+0x100e/0x1ee0 mm/madvise.c:533
 walk_pmd_range mm/pagewalk.c:140 [inline]
 walk_pud_range mm/pagewalk.c:218 [inline]
 walk_p4d_range mm/pagewalk.c:253 [inline]
 walk_pgd_range+0x9e7/0x1470 mm/pagewalk.c:290
 __walk_page_range+0x651/0x780 mm/pagewalk.c:392
 walk_page_range+0x311/0x4a0 mm/pagewalk.c:490
 madvise_pageout_page_range mm/madvise.c:591 [inline]
 madvise_pageout+0x2fe/0x560 mm/madvise.c:618
 madvise_vma_behavior+0x61a/0x21a0 mm/madvise.c:1039
 madvise_walk_vmas+0x1c7/0x2b0 mm/madvise.c:1268
 do_madvise.part.0+0x276/0x490 mm/madvise.c:1448
 do_madvise mm/madvise.c:1461 [inline]
 __do_sys_madvise mm/madvise.c:1461 [inline]
 __se_sys_madvise mm/madvise.c:1459 [inline]
 __x64_sys_madvise+0x117/0x150 mm/madvise.c:1459
 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: 0033:0x7fc093c8c389
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc0927dd168 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007fc093dac050 RCX: 00007fc093c8c389
RDX: 0000000000000015 RSI: 0000000000600003 RDI: 0000000020000000
RBP: 00007fc093cd7493 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff75d8cf6f R14: 00007fc0927dd300 R15: 0000000000022000
 </TASK>

The buggy address belongs to the physical page:
page:ffffea0002327840 refcount:0 mapcount:-128 mapping:0000000000000000 index:0x0 pfn:0x8c9e1
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffff7f(buddy)
raw: 00fff00000000000 ffffea00007ea6c8 ffffea0000b7dcc8 0000000000000000
raw: 0000000000000000 0000000000000000 00000000ffffff7f 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100cc0(GFP_USER), pid 5076, tgid 5076 (syz-executor.3), ts 853160176241, free_ts 878048499653
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x2db/0x350 mm/page_alloc.c:1569
 prep_new_page mm/page_alloc.c:1576 [inline]
 get_page_from_freelist+0xfd9/0x2c40 mm/page_alloc.c:3256
 __alloc_pages+0x1cb/0x4a0 mm/page_alloc.c:4512
 alloc_pages+0x1aa/0x270 mm/mempolicy.c:2279
 __get_free_pages+0xc/0x40 mm/page_alloc.c:4562
 kasan_populate_vmalloc_pte mm/kasan/shadow.c:323 [inline]
 kasan_populate_vmalloc_pte+0x31/0x180 mm/kasan/shadow.c:314
 apply_to_pte_range mm/memory.c:2602 [inline]
 apply_to_pmd_range mm/memory.c:2646 [inline]
 apply_to_pud_range mm/memory.c:2682 [inline]
 apply_to_p4d_range mm/memory.c:2718 [inline]
 __apply_to_page_range+0x5d2/0xe00 mm/memory.c:2752
 alloc_vmap_area+0x500/0x1dd0 mm/vmalloc.c:1641
 __get_vm_area_node+0x145/0x3f0 mm/vmalloc.c:2595
 __vmalloc_node_range+0x252/0x14c0 mm/vmalloc.c:3276
 __vmalloc_node mm/vmalloc.c:3381 [inline]
 vzalloc+0x6b/0x80 mm/vmalloc.c:3454
 xt_counters_alloc+0x50/0x70 net/netfilter/x_tables.c:1379
 __do_replace+0x8f/0x9b0 net/ipv4/netfilter/arp_tables.c:893
 do_replace net/ipv6/netfilter/ip6_tables.c:1154 [inline]
 do_ip6t_set_ctl+0x8a9/0xb30 net/ipv6/netfilter/ip6_tables.c:1636
 nf_setsockopt+0x87/0xe0 net/netfilter/nf_sockopt.c:101
 ipv6_setsockopt+0x12b/0x190 net/ipv6/ipv6_sockglue.c:1017
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1160 [inline]
 free_unref_page_prepare+0x62e/0xcb0 mm/page_alloc.c:2383
 free_unref_page+0x33/0x370 mm/page_alloc.c:2478
 kasan_depopulate_vmalloc_pte+0x62/0x80 mm/kasan/shadow.c:427
 apply_to_pte_range mm/memory.c:2602 [inline]
 apply_to_pmd_range mm/memory.c:2646 [inline]
 apply_to_pud_range mm/memory.c:2682 [inline]
 apply_to_p4d_range mm/memory.c:2718 [inline]
 __apply_to_page_range+0x5d2/0xe00 mm/memory.c:2752
 kasan_release_vmalloc+0xab/0xc0 mm/kasan/shadow.c:544
 __purge_vmap_area_lazy+0x886/0x1e60 mm/vmalloc.c:1770
 drain_vmap_area_work+0x54/0xd0 mm/vmalloc.c:1804
 process_one_work+0xa34/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x67d/0x10c0 kernel/workqueue.c:2748
 kthread+0x344/0x440 kernel/kthread.c:389
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

Memory state around the buggy address:
 ffff88808c9e0f80: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc
 ffff88808c9e1000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88808c9e1080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                 ^
 ffff88808c9e1100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88808c9e1180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
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