=====================================================
BUG: KMSAN: uninit-value in profile_hit include/linux/profile.h:58 [inline]
BUG: KMSAN: uninit-value in profile_tick+0x1ca/0x1d0 kernel/profile.c:336
 profile_hit include/linux/profile.h:58 [inline]
 profile_tick+0x1ca/0x1d0 kernel/profile.c:336
 tick_sched_handle kernel/time/tick-sched.c:244 [inline]
 tick_sched_timer+0x5e4/0x700 kernel/time/tick-sched.c:1481
 __run_hrtimer+0x298/0x910 kernel/time/hrtimer.c:1685
 __hrtimer_run_queues kernel/time/hrtimer.c:1749 [inline]
 hrtimer_interrupt+0x78d/0x1440 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline]
 __sysvec_apic_timer_interrupt+0x14b/0x5b0 arch/x86/kernel/apic/apic.c:1112
 sysvec_apic_timer_interrupt+0x95/0xc0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x20/0x30
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0x2f/0x50 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:404 [inline]
 do_notify_parent_cldstop+0x7d2/0x870 kernel/signal.c:2190
 ptrace_stop+0x6bd/0xeb0 kernel/signal.c:2293
 ptrace_do_notify kernel/signal.c:2344 [inline]
 ptrace_notify+0x247/0x340 kernel/signal.c:2356
 ptrace_report_syscall include/linux/ptrace.h:420 [inline]
 ptrace_report_syscall_entry include/linux/ptrace.h:457 [inline]
 syscall_trace_enter kernel/entry/common.c:65 [inline]
 __syscall_enter_from_user_work kernel/entry/common.c:94 [inline]
 syscall_enter_from_user_mode+0x6f/0x190 kernel/entry/common.c:112
 do_syscall_64+0x1e/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x46/0xb0

Local variable rf created at:
 __schedule+0x44/0x21d0 kernel/sched/core.c:6344
 schedule+0x182/0x250 kernel/sched/core.c:6530

CPU: 1 PID: 3486 Comm: syz-executor587 Not tainted 5.19.0-rc3-syzkaller-30868-g4b28366af7d9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
=====================================================