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BUG: KCSAN: data-race in hrtimer_interrupt / print_cpu

write to 0xffff888237c197e0 of 8 bytes by interrupt on cpu 0:
 hrtimer_interrupt+0x1fb/0xaf0 kernel/time/hrtimer.c:1803
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline]
 __sysvec_apic_timer_interrupt+0x6f/0x1c0 arch/x86/kernel/apic/apic.c:1103
 sysvec_apic_timer_interrupt+0x2d/0x80 arch/x86/kernel/apic/apic.c:1097
 asm_sysvec_apic_timer_interrupt+0x12/0x20

read to 0xffff888237c197e0 of 8 bytes by task 31003 on cpu 1:
 print_cpu+0x32e/0x690 kernel/time/timer_list.c:133
 timer_list_show+0x114/0x180 kernel/time/timer_list.c:291
 seq_read_iter+0x2e1/0x930 fs/seq_file.c:230
 proc_reg_read_iter+0xfc/0x170 fs/proc/inode.c:300
 call_read_iter include/linux/fs.h:2157 [inline]
 do_iter_readv_writev+0x2fb/0x380 fs/read_write.c:727
 do_iter_read+0x192/0x5d0 fs/read_write.c:790
 vfs_readv fs/read_write.c:910 [inline]
 do_preadv+0x159/0x240 fs/read_write.c:1002
 __do_sys_preadv fs/read_write.c:1052 [inline]
 __se_sys_preadv fs/read_write.c:1047 [inline]
 __x64_sys_preadv+0x54/0x60 fs/read_write.c:1047
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x0000003cb9c2474e -> 0x7fffffffffffffff

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 31003 Comm: syz-executor.1 Not tainted 5.15.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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