=====================================================
BUG: KMSAN: uninit-value in profile_hit include/linux/profile.h:58 [inline]
BUG: KMSAN: uninit-value in profile_tick+0x1dd/0x1e0 kernel/profile.c:339
 profile_hit include/linux/profile.h:58 [inline]
 profile_tick+0x1dd/0x1e0 kernel/profile.c:339
 tick_sched_handle kernel/time/tick-sched.c:244 [inline]
 tick_sched_timer+0x5ea/0x700 kernel/time/tick-sched.c:1480
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x583/0x1140 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x4f8/0x1eb0 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline]
 __sysvec_apic_timer_interrupt+0x14f/0x5b0 arch/x86/kernel/apic/apic.c:1113
 sysvec_apic_timer_interrupt+0x99/0xc0 arch/x86/kernel/apic/apic.c:1107
 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:649
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0x33/0x50 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:405 [inline]
 __wake_up_common_lock kernel/sched/wait.c:140 [inline]
 __wake_up+0x132/0x1c0 kernel/sched/wait.c:160
 rcu_exp_wait_wake kernel/rcu/tree_exp.h:706 [inline]
 rcu_exp_sel_wait_wake+0x3374/0x3c80 kernel/rcu/tree_exp.h:722
 wait_rcu_exp_gp+0x31/0x40 kernel/rcu/tree_exp.h:512
 process_one_work+0xb0d/0x1410 kernel/workqueue.c:2289
 worker_thread+0x107b/0x1d60 kernel/workqueue.c:2436
 kthread+0x31f/0x430 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

Local variable tmp created at:
 _get_random_bytes+0x68/0x2b0 drivers/char/random.c:378
 get_random_bytes+0x26/0x30 drivers/char/random.c:417

CPU: 1 PID: 11771 Comm: kworker/1:1 Not tainted 6.2.0-syzkaller-81151-g224e1375d540 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
Workqueue: rcu_gp wait_rcu_exp_gp
=====================================================