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BUG: KCSAN: data-race in hrtimer_reprogram / print_cpu

write to 0xffff888237d1eca0 of 8 bytes by interrupt on cpu 1:
 __hrtimer_reprogram kernel/time/hrtimer.c:659 [inline]
 hrtimer_reprogram+0x1d4/0x240 kernel/time/hrtimer.c:866
 hrtimer_update_softirq_timer+0x1e0/0x1f0 kernel/time/hrtimer.c:1209
 hrtimer_run_softirq+0x118/0x140 kernel/time/hrtimer.c:1769
 __do_softirq+0xe4/0x2b0 kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x85/0x100 kernel/softirq.c:650
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1107
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
 memcpy_erms+0xc/0x10 arch/x86/lib/memcpy_64.S:56
 avc_has_perm_noaudit+0x205/0x260 security/selinux/avc.c:1156
 cred_has_capability security/selinux/hooks.c:1602 [inline]
 selinux_vm_enough_memory+0x9a/0xe0 security/selinux/hooks.c:2201
 security_vm_enough_memory_mm+0x3d/0x70 security/security.c:874
 insert_vm_struct+0xad/0x1a0 mm/mmap.c:3136
 __bprm_mm_init fs/exec.c:276 [inline]
 bprm_mm_init fs/exec.c:378 [inline]
 alloc_bprm+0x2c9/0x480 fs/exec.c:1530
 kernel_execve+0x7f/0x670 fs/exec.c:1981
 call_usermodehelper_exec_async+0x199/0x240 kernel/umh.c:113
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

read to 0xffff888237d1eca0 of 8 bytes by task 5809 on cpu 0:
 print_cpu+0x2fb/0x630 kernel/time/timer_list.c:133
 timer_list_show+0x115/0x180 kernel/time/timer_list.c:291
 seq_read_iter+0x2bc/0x8f0 fs/seq_file.c:230
 proc_reg_read_iter+0x10e/0x180 fs/proc/inode.c:305
 call_read_iter include/linux/fs.h:2183 [inline]
 generic_file_splice_read+0xe3/0x290 fs/splice.c:309
 do_splice_to fs/splice.c:793 [inline]
 splice_direct_to_actor+0x25a/0x5f0 fs/splice.c:865
 do_splice_direct+0x104/0x180 fs/splice.c:974
 do_sendfile+0x3b8/0x950 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 __se_sys_sendfile64 fs/read_write.c:1309 [inline]
 __x64_sys_sendfile64+0x110/0x150 fs/read_write.c:1309
 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: 0x000000301660af7d -> 0x7fffffffffffffff

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 5809 Comm: syz-executor.1 Tainted: G        W          6.2.0-rc7-syzkaller-00213-g47e9aa14ce5a-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
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