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BUG: KCSAN: data-race in hrtimer_interrupt / print_cpu

write to 0xffff888237d1f0e0 of 8 bytes by interrupt on cpu 1:
 hrtimer_interrupt+0x189/0x7b0 kernel/time/hrtimer.c:1806
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x52/0x190 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x6a/0x80 arch/x86/kernel/apic/apic.c:1076
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
 check_access kernel/kcsan/core.c:737 [inline]
 __tsan_read8+0x24/0x180 kernel/kcsan/core.c:1025
 mark_all_scalars_precise+0x1c1/0x340 kernel/bpf/verifier.c:3904
 __mark_chain_precision+0x2eff/0x3360 kernel/bpf/verifier.c:4227
 mark_chain_precision_batch kernel/bpf/verifier.c:4335 [inline]
 propagate_precision kernel/bpf/verifier.c:16801 [inline]
 is_state_visited kernel/bpf/verifier.c:17111 [inline]
 do_check+0x312b/0x7030 kernel/bpf/verifier.c:17358
 do_check_common+0xac9/0xfc0 kernel/bpf/verifier.c:20111
 do_check_main kernel/bpf/verifier.c:20202 [inline]
 bpf_check+0x6852/0x9190 kernel/bpf/verifier.c:20850
 bpf_prog_load+0xe16/0xfc0 kernel/bpf/syscall.c:2769
 __sys_bpf+0x41c/0x780 kernel/bpf/syscall.c:5457
 __do_sys_bpf kernel/bpf/syscall.c:5561 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5559 [inline]
 __x64_sys_bpf+0x43/0x50 kernel/bpf/syscall.c:5559
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

read to 0xffff888237d1f0e0 of 8 bytes by task 8275 on cpu 0:
 print_cpu+0x2fb/0x640 kernel/time/timer_list.c:133
 timer_list_show+0x115/0x180 kernel/time/timer_list.c:291
 traverse+0x142/0x3a0 fs/seq_file.c:111
 seq_read_iter+0x804/0x8f0 fs/seq_file.c:195
 proc_reg_read_iter+0x114/0x180 fs/proc/inode.c:302
 do_iter_readv_writev+0x2b0/0x330
 vfs_readv+0x1e5/0x640 fs/read_write.c:932
 do_preadv fs/read_write.c:1049 [inline]
 __do_sys_preadv fs/read_write.c:1099 [inline]
 __se_sys_preadv fs/read_write.c:1094 [inline]
 __x64_sys_preadv+0x100/0x1c0 fs/read_write.c:1094
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

value changed: 0x0000002be0ce4556 -> 0x0000002be0cf56c6

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 8275 Comm: syz-executor.3 Not tainted 6.8.0-rc3-syzkaller-00293-ga5b6244cf87c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
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