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BUG: KCSAN: data-race in __refill_stock / drain_all_stock

read-write to 0xffff888237d2a510 of 4 bytes by task 5362 on cpu 1:
 __refill_stock+0x7f/0xb0 mm/memcontrol.c:2389
 refill_stock mm/memcontrol.c:2400 [inline]
 obj_cgroup_uncharge_pages+0x134/0x200 mm/memcontrol.c:3280
 __memcg_kmem_uncharge_page+0x53/0x100 mm/memcontrol.c:3353
 free_pages_prepare mm/page_alloc.c:1097 [inline]
 free_unref_page_prepare+0x61/0x2c0 mm/page_alloc.c:2346
 free_unref_page+0x34/0x170 mm/page_alloc.c:2486
 vfree+0x211/0x390 mm/vmalloc.c:2842
 __vmalloc_area_node mm/vmalloc.c:3203 [inline]
 __vmalloc_node_range+0xdf9/0xec0 mm/vmalloc.c:3320
 __bpf_map_area_alloc kernel/bpf/syscall.c:306 [inline]
 bpf_map_area_alloc+0xd8/0x100 kernel/bpf/syscall.c:313
 bloom_map_alloc+0x1aa/0x2b0 kernel/bpf/bloom_filter.c:134
 map_create+0x713/0xa40 kernel/bpf/syscall.c:1237
 __sys_bpf+0x62a/0x780 kernel/bpf/syscall.c:5439
 __do_sys_bpf kernel/bpf/syscall.c:5561 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5559 [inline]
 __x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5559
 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+0x63/0x6b

read to 0xffff888237d2a510 of 4 bytes by task 5431 on cpu 0:
 drain_all_stock+0xd3/0x2e0 mm/memcontrol.c:2430
 try_charge_memcg+0x6c2/0xd20 mm/memcontrol.c:2790
 obj_cgroup_charge_pages+0xbd/0x1c0 mm/memcontrol.c:3301
 __memcg_kmem_charge_page+0x9c/0x170 mm/memcontrol.c:3327
 __alloc_pages+0x1bb/0x340 mm/page_alloc.c:4586
 alloc_pages_mpol+0xb1/0x1d0 mm/mempolicy.c:2133
 alloc_pages+0xe0/0x100 mm/mempolicy.c:2204
 vm_area_alloc_pages mm/vmalloc.c:3063 [inline]
 __vmalloc_area_node mm/vmalloc.c:3139 [inline]
 __vmalloc_node_range+0x6ee/0xec0 mm/vmalloc.c:3320
 __bpf_map_area_alloc kernel/bpf/syscall.c:306 [inline]
 bpf_map_area_alloc+0xd8/0x100 kernel/bpf/syscall.c:313
 bloom_map_alloc+0x1aa/0x2b0 kernel/bpf/bloom_filter.c:134
 map_create+0x713/0xa40 kernel/bpf/syscall.c:1237
 __sys_bpf+0x62a/0x780 kernel/bpf/syscall.c:5439
 __do_sys_bpf kernel/bpf/syscall.c:5561 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5559 [inline]
 __x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5559
 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+0x63/0x6b

value changed: 0x00000022 -> 0x0000001c

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 5431 Comm: syz-executor.0 Not tainted 6.8.0-syzkaller-00711-g045395d86acd #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
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