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BUG: KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64

read-write to 0xffffffff868099c0 of 8 bytes by interrupt on cpu 0:
 tick_do_update_jiffies64+0x113/0x1c0 kernel/time/tick-sched.c:118
 tick_sched_do_timer kernel/time/tick-sched.c:232 [inline]
 tick_nohz_handler+0x7f/0x2d0 kernel/time/tick-sched.c:290
 __run_hrtimer kernel/time/hrtimer.c:1761 [inline]
 __hrtimer_run_queues+0x20f/0x5a0 kernel/time/hrtimer.c:1825
 hrtimer_interrupt+0x21a/0x460 kernel/time/hrtimer.c:1887
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1039 [inline]
 __sysvec_apic_timer_interrupt+0x5f/0x1d0 arch/x86/kernel/apic/apic.c:1056
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0x6f/0x80 arch/x86/kernel/apic/apic.c:1050
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
 _compound_head include/linux/page-flags.h:280 [inline]
 copy_present_ptes mm/memory.c:998 [inline]
 copy_pte_range mm/memory.c:1179 [inline]
 copy_pmd_range mm/memory.c:1267 [inline]
 copy_pud_range mm/memory.c:1304 [inline]
 copy_p4d_range mm/memory.c:1328 [inline]
 copy_page_range+0xc10/0x3ac0 mm/memory.c:1416
 dup_mmap+0x885/0xf20 mm/mmap.c:1838
 dup_mm kernel/fork.c:1477 [inline]
 copy_mm+0x11a/0x370 kernel/fork.c:1529
 copy_process+0xcf1/0x1fe0 kernel/fork.c:2169
 kernel_clone+0x16c/0x5b0 kernel/fork.c:2599
 __do_sys_clone kernel/fork.c:2742 [inline]
 __se_sys_clone kernel/fork.c:2726 [inline]
 __x64_sys_clone+0xe6/0x120 kernel/fork.c:2726
 x64_sys_call+0x2c59/0x2fb0 arch/x86/include/generated/asm/syscalls_64.h:57
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd2/0x200 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffffffff868099c0 of 8 bytes by task 3475 on cpu 1:
 mem_cgroup_flush_stats_ratelimited+0x29/0x70 mm/memcontrol.c:639
 count_shadow_nodes+0x6a/0x230 mm/workingset.c:678
 do_shrink_slab+0x60/0x680 mm/shrinker.c:384
 shrink_slab_memcg mm/shrinker.c:550 [inline]
 shrink_slab+0x448/0x760 mm/shrinker.c:628
 shrink_node_memcgs mm/vmscan.c:6035 [inline]
 shrink_node+0x6c3/0x2120 mm/vmscan.c:6074
 shrink_zones mm/vmscan.c:6318 [inline]
 do_try_to_free_pages+0x3f6/0xcd0 mm/vmscan.c:6380
 try_to_free_mem_cgroup_pages+0x1ab/0x410 mm/vmscan.c:6708
 try_charge_memcg+0x358/0x9e0 mm/memcontrol.c:2362
 try_charge mm/memcontrol.c:2504 [inline]
 charge_memcg+0x51/0xc0 mm/memcontrol.c:4770
 mem_cgroup_swapin_charge_folio+0xcc/0x150 mm/memcontrol.c:4856
 __read_swap_cache_async+0x1df/0x350 mm/swap_state.c:441
 swap_cluster_readahead+0x376/0x3e0 mm/swap_state.c:632
 swapin_readahead+0xde/0x6f0 mm/swap_state.c:811
 do_swap_page+0x301/0x2430 mm/memory.c:4623
 handle_pte_fault mm/memory.c:6092 [inline]
 __handle_mm_fault mm/memory.c:6232 [inline]
 handle_mm_fault+0x9a5/0x2be0 mm/memory.c:6401
 faultin_page mm/gup.c:1186 [inline]
 __get_user_pages+0x1036/0x1fb0 mm/gup.c:1488
 __get_user_pages_locked mm/gup.c:1754 [inline]
 __gup_longterm_locked+0x9c9/0x1010 mm/gup.c:2506
 gup_fast_fallback+0x1f9/0x1730 mm/gup.c:3357
 get_user_pages_fast+0x5f/0x90 mm/gup.c:3435
 get_futex_key+0x576/0xc30 kernel/futex/core.c:637
 futex_wake+0x7d/0x360 kernel/futex/waitwake.c:165
 do_futex+0x323/0x380 kernel/futex/syscalls.c:107
 mm_release+0xb2/0x1e0 kernel/fork.c:1425
 exit_mm_release+0x25/0x30 kernel/fork.c:1442
 exit_mm+0x38/0x190 kernel/exit.c:554
 do_exit+0x40b/0x1590 kernel/exit.c:943
 do_group_exit+0xff/0x140 kernel/exit.c:1104
 get_signal+0xe59/0xf70 kernel/signal.c:3034
 arch_do_signal_or_restart+0x96/0x480 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline]
 irqentry_exit_to_user_mode+0x5e/0xa0 kernel/entry/common.c:184
 irqentry_exit+0x12/0x50 kernel/entry/common.c:287
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623

value changed: 0x00000000ffff95cf -> 0x00000000ffff95d0

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 UID: 0 PID: 3475 Comm: syz.4.5 Not tainted 6.16.0-rc1-syzkaller-00236-g8c6bc74c7f89 #0 PREEMPT(voluntary) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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syz.4.5 (3475) used greatest stack depth: 8088 bytes left