=====================================================
BUG: KMSAN: uninit-value in profile_hit include/linux/profile.h:58 [inline]
BUG: KMSAN: uninit-value in profile_tick+0x1a8/0x1b0 kernel/profile.c:339
 profile_hit include/linux/profile.h:58 [inline]
 profile_tick+0x1a8/0x1b0 kernel/profile.c:339
 tick_sched_handle kernel/time/tick-sched.c:256 [inline]
 tick_nohz_highres_handler+0x595/0x690 kernel/time/tick-sched.c:1519
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x56c/0xe40 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x47c/0x14a0 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x9f/0x390 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x77/0x90 arch/x86/kernel/apic/apic.c:1076
 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:649
 __preempt_count_dec_and_test arch/x86/include/asm/preempt.h:94 [inline]
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0x33/0x60 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
 unlock_page_lruvec_irqrestore include/linux/memcontrol.h:1672 [inline]
 folio_batch_move_lru+0x644/0x700 mm/swap.c:223
 lru_add_drain_cpu+0xb9/0x520 mm/swap.c:652
 lru_add_drain+0x54/0xd0 mm/swap.c:752
 exit_mmap+0x240/0xe00 mm/mmap.c:3274
 __mmput+0x147/0x5d0 kernel/fork.c:1343
 mmput+0x8a/0xa0 kernel/fork.c:1365
 exec_mmap+0x814/0x9b0 fs/exec.c:1051
 begin_new_exec+0x1abd/0x2a50 fs/exec.c:1310
 load_elf_binary+0x141a/0x4d30 fs/binfmt_elf.c:996
 search_binary_handler fs/exec.c:1783 [inline]
 exec_binprm fs/exec.c:1825 [inline]
 bprm_execve+0xb6f/0x2130 fs/exec.c:1877
 do_execveat_common+0xce6/0xd70 fs/exec.c:1984
 do_execve fs/exec.c:2058 [inline]
 __do_sys_execve fs/exec.c:2134 [inline]
 __se_sys_execve fs/exec.c:2129 [inline]
 __x64_sys_execve+0xf4/0x130 fs/exec.c:2129
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

Local variable fbatch created at:
 filemap_read+0xcd/0x14d0 mm/filemap.c:2566
 generic_file_read_iter+0x136/0xad0 mm/filemap.c:2784

CPU: 1 PID: 5530 Comm: dhcpcd-run-hook Not tainted 6.8.0-rc4-syzkaller-gc1ca10ceffbb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
=====================================================