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BUG: KCSAN: data-race in hrtimer_interrupt / print_tickdevice

write to 0xffff888237d1bf18 of 8 bytes by interrupt on cpu 1:
 hrtimer_interrupt+0x7d/0x7b0 kernel/time/hrtimer.c:1790
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline]
 __sysvec_apic_timer_interrupt+0x73/0x210 arch/x86/kernel/apic/apic.c:1112
 sysvec_apic_timer_interrupt+0x68/0x80 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
 check_access kernel/kcsan/core.c:750 [inline]
 __tsan_read8+0xd3/0x180 kernel/kcsan/core.c:1025
 kernel_sendpage+0x44/0x320 net/socket.c:3579
 sock_sendpage+0x5e/0xa0 net/socket.c:1082
 pipe_to_sendpage+0x12e/0x160 fs/splice.c:471
 splice_from_pipe_feed fs/splice.c:525 [inline]
 __splice_from_pipe+0x200/0x4a0 fs/splice.c:669
 splice_from_pipe fs/splice.c:704 [inline]
 generic_splice_sendpage+0x9a/0xd0 fs/splice.c:852
 do_splice_from fs/splice.c:873 [inline]
 direct_splice_actor+0x84/0xa0 fs/splice.c:1039
 splice_direct_to_actor+0x2ee/0x5f0 fs/splice.c:994
 do_splice_direct+0x104/0x180 fs/splice.c:1082
 do_sendfile+0x3b8/0x950 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __x64_sys_sendfile64+0x110/0x150 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

read to 0xffff888237d1bf18 of 8 bytes by task 5554 on cpu 0:
 print_tickdevice+0x144/0x340 kernel/time/timer_list.c:204
 timer_list_show+0x79/0x180 kernel/time/timer_list.c:296
 seq_read_iter+0x612/0x8f0 fs/seq_file.c:272
 proc_reg_read_iter+0x10e/0x180 fs/proc/inode.c:305
 call_read_iter include/linux/fs.h:1862 [inline]
 generic_file_splice_read+0xe3/0x290 fs/splice.c:419
 do_splice_to fs/splice.c:902 [inline]
 splice_direct_to_actor+0x25a/0x5f0 fs/splice.c:973
 do_splice_direct+0x104/0x180 fs/splice.c:1082
 do_sendfile+0x3b8/0x950 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __x64_sys_sendfile64+0x110/0x150 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

value changed: 0x0000002dc3e12e9d -> 0x0000002dc3e17cbd

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 5554 Comm: syz-executor.1 Not tainted 6.4.0-rc7-syzkaller-00019-g99ec1ed7c2ed #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
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