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Memory cgroup out of memory: Killed process 15052 (syz-executor.2) total-vm:46472kB, anon-rss:384kB, file-rss:8960kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000
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BUG: KCSAN: data-race in drain_all_stock / try_charge_memcg

write to 0xffff888237d2b910 of 4 bytes by task 15077 on cpu 1:
 consume_stock mm/memcontrol.c:2323 [inline]
 try_charge_memcg+0xb2d/0xd10 mm/memcontrol.c:2744
 try_charge mm/memcontrol.c:2931 [inline]
 charge_memcg mm/memcontrol.c:7284 [inline]
 __mem_cgroup_charge+0x63/0x100 mm/memcontrol.c:7299
 mem_cgroup_charge include/linux/memcontrol.h:691 [inline]
 __filemap_add_folio+0xc6/0x6d0 mm/filemap.c:864
 filemap_add_folio+0x70/0x160 mm/filemap.c:947
 __filemap_get_folio+0x2f1/0x5b0 mm/filemap.c:1934
 pagecache_get_page+0x2a/0xa0 mm/folio-compat.c:93
 grab_cache_page_write_begin+0x2e/0x40 mm/folio-compat.c:103
 block_write_begin+0x31/0x170 fs/buffer.c:2209
 cont_write_begin+0x486/0x6b0 fs/buffer.c:2567
 fat_write_begin+0x61/0xf0 fs/fat/inode.c:230
 generic_perform_write+0x1d5/0x410 mm/filemap.c:3974
 __generic_file_write_iter+0xa1/0x120 mm/filemap.c:4069
 generic_file_write_iter+0x7d/0x1d0 mm/filemap.c:4095
 call_write_iter include/linux/fs.h:2110 [inline]
 new_sync_write fs/read_write.c:497 [inline]
 vfs_write+0x771/0x8e0 fs/read_write.c:590
 ksys_write+0xeb/0x1b0 fs/read_write.c:643
 __do_sys_write fs/read_write.c:655 [inline]
 __se_sys_write fs/read_write.c:652 [inline]
 __x64_sys_write+0x42/0x50 fs/read_write.c:652
 x64_sys_call+0x27b7/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffff888237d2b910 of 4 bytes by task 15052 on cpu 0:
 drain_all_stock+0xd3/0x2e0 mm/memcontrol.c:2431
 try_charge_memcg+0x6bb/0xd10 mm/memcontrol.c:2791
 try_charge mm/memcontrol.c:2931 [inline]
 charge_memcg mm/memcontrol.c:7284 [inline]
 mem_cgroup_swapin_charge_folio+0x107/0x1a0 mm/memcontrol.c:7369
 __read_swap_cache_async+0x2b9/0x520 mm/swap_state.c:514
 swap_cluster_readahead+0x380/0x3f0 mm/swap_state.c:697
 swapin_readahead+0xe2/0x7a0 mm/swap_state.c:904
 do_swap_page+0x3bb/0x15f0 mm/memory.c:4048
 handle_pte_fault mm/memory.c:5303 [inline]
 __handle_mm_fault mm/memory.c:5441 [inline]
 handle_mm_fault+0x7fa/0x27e0 mm/memory.c:5606
 do_user_addr_fault arch/x86/mm/fault.c:1331 [inline]
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x3eb/0x690 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623

value changed: 0x00000011 -> 0x0000000e

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 15052 Comm: syz-executor.2 Not tainted 6.9.0-rc7-syzkaller-00012-gdccb07f2914c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
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