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BUG: KCSAN: data-race in tick_nohz_idle_stop_tick / tick_sched_do_timer

write to 0xffffffff85caf310 of 4 bytes by interrupt on cpu 1:
 tick_sched_do_timer+0xc0/0xe0 kernel/time/tick-sched.c:132
 tick_sched_timer+0x43/0xe0 kernel/time/tick-sched.c:1289
 __run_hrtimer kernel/time/hrtimer.c:1389 [inline]
 __hrtimer_run_queues+0x288/0x600 kernel/time/hrtimer.c:1451
 hrtimer_interrupt+0x22a/0x480 kernel/time/hrtimer.c:1509
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1110 [inline]
 smp_apic_timer_interrupt+0xdc/0x280 arch/x86/kernel/apic/apic.c:1135
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:830
 arch_local_irq_restore arch/x86/include/asm/paravirt.h:768 [inline]
 __kcsan_setup_watchpoint+0x282/0x510 kernel/kcsan/core.c:469
 __tsan_read8 kernel/kcsan/kcsan.c:31 [inline]
 __tsan_read8+0x2c/0x30 kernel/kcsan/kcsan.c:31
 page_expected_state mm/page_alloc.c:1023 [inline]
 free_pages_check mm/page_alloc.c:1061 [inline]
 free_pages_prepare mm/page_alloc.c:1151 [inline]
 __free_pages_ok+0x559/0x640 mm/page_alloc.c:1420
 free_compound_page+0x3d/0x50 mm/page_alloc.c:673
 __put_compound_page+0x4e/0x70 mm/swap.c:96
 __put_page+0x54/0xd0 mm/swap.c:112
 put_page include/linux/mm.h:1037 [inline]
 __skb_frag_unref include/linux/skbuff.h:2922 [inline]
 skb_release_data+0x1ba/0x3a0 net/core/skbuff.c:605
 skb_release_all+0x44/0x60 net/core/skbuff.c:665

read to 0xffffffff85caf310 of 4 bytes by task 0 on cpu 0:
 tick_nohz_stop_tick kernel/time/tick-sched.c:757 [inline]
 __tick_nohz_idle_stop_tick kernel/time/tick-sched.c:949 [inline]
 tick_nohz_idle_stop_tick+0x193/0x670 kernel/time/tick-sched.c:970
 cpuidle_idle_call kernel/sched/idle.c:151 [inline]
 do_idle+0x1e0/0x2c0 kernel/sched/idle.c:263
 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:354
 rest_init+0xec/0xf6 init/main.c:452
 arch_call_rest_init+0x17/0x37
 start_kernel+0x83e/0x864 init/main.c:787
 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:472
 x86_64_start_kernel+0x72/0x76 arch/x86/kernel/head64.c:453
 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:241

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.3.0+ #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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