===================================================== BUG: KMSAN: uninit-value in profile_hit include/linux/profile.h:53 [inline] BUG: KMSAN: uninit-value in profile_tick+0x1ae/0x1b0 kernel/profile.c:339 profile_hit include/linux/profile.h:53 [inline] profile_tick+0x1ae/0x1b0 kernel/profile.c:339 tick_sched_handle kernel/time/tick-sched.c:277 [inline] tick_nohz_handler+0x588/0x690 kernel/time/tick-sched.c:297 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x56f/0xe40 kernel/time/hrtimer.c:1751 hrtimer_interrupt+0x3ab/0x1490 kernel/time/hrtimer.c:1813 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0xa6/0x3a0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x7e/0x90 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:702 __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:1671 [inline] folio_batch_move_lru+0x634/0x6a0 mm/swap.c:239 lru_add_drain_cpu+0xb9/0x510 mm/swap.c:667 lru_add_drain+0x46/0xc0 mm/swap.c:767 unmap_region+0x83/0x390 mm/mmap.c:2309 do_vmi_align_munmap+0x113d/0x1ae0 mm/mmap.c:2630 do_vmi_munmap+0x421/0x4a0 mm/mmap.c:2698 mmap_region+0x94d/0x4320 mm/mmap.c:2749 do_mmap+0xd8f/0x1960 mm/mmap.c:1387 vm_mmap_pgoff+0x226/0x4e0 mm/util.c:573 ksys_mmap_pgoff+0x16e/0x7a0 mm/mmap.c:1433 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:79 [inline] __x64_sys_mmap+0x1a8/0x240 arch/x86/kernel/sys_x86_64.c:79 x64_sys_call+0x1bbf/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:10 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+0x77/0x7f Local variable tmp_list created at: uprobe_mmap+0x44/0x24d0 kernel/events/uprobes.c:1359 vma_complete+0x140a/0x14e0 mm/mmap.c:581 CPU: 0 PID: 6997 Comm: modprobe Not tainted 6.9.0-syzkaller-02707-g614da38e2f7a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 =====================================================