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BUG: KCSAN: data-race in get_cpu_iowait_time_us / tick_irq_enter

read-write to 0xffff888237d1f248 of 8 bytes by interrupt on cpu 1:
 tick_irq_enter+0x12b/0x220
 common_interrupt+0x93/0xc0
 asm_common_interrupt+0x26/0x40
 acpi_idle_enter+0x282/0x360
 cpuidle_enter_state+0x2de/0x9c0
 cpuidle_enter+0x40/0x60
 do_idle+0x19a/0x240
 cpu_startup_entry+0x18/0x20
 start_secondary+0x7c/0x80
 secondary_startup_64_no_verify+0xcf/0xdb

read to 0xffff888237d1f248 of 8 bytes by task 17556 on cpu 0:
 get_cpu_iowait_time_us+0x1b5/0x1d0
 show_stat+0x6fa/0xcf0
 seq_read_iter+0x2bc/0x8f0
 proc_reg_read_iter+0xe8/0x180
 io_read+0x2e6/0xcb0
 io_issue_sqe+0x142/0x660
 io_submit_sqes+0x694/0x1030
 __se_sys_io_uring_enter+0x1e7/0x1680
 __x64_sys_io_uring_enter+0x78/0x90
 do_syscall_64+0x41/0xc0
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

value changed: 0x00000000d367460f -> 0x00000000d367d015

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 17556 Comm: syz-executor.4 Tainted: G        W          6.2.0-rc6-syzkaller-00163-g66a87fff1a87-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
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