===================================================== 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:343 profile_hit include/linux/profile.h:58 [inline] profile_tick+0x1ca/0x1d0 kernel/profile.c:343 tick_sched_handle kernel/time/tick-sched.c:244 [inline] tick_sched_timer+0x5e4/0x700 kernel/time/tick-sched.c:1480 __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+0x1b/0x20 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x2f/0x50 kernel/locking/spinlock.c:194 unlock_hrtimer_base kernel/time/hrtimer.c:1017 [inline] hrtimer_start_range_ns+0xaba/0xb50 kernel/time/hrtimer.c:1301 hrtimer_start_expires include/linux/hrtimer.h:432 [inline] hrtimer_sleeper_start_expires+0x69/0xa0 kernel/time/hrtimer.c:1965 futex_wait_queue+0x76/0x2f0 kernel/futex/waitwake.c:342 futex_wait+0x23a/0x6a0 kernel/futex/waitwake.c:656 do_futex+0x3d6/0x4c0 kernel/futex/syscalls.c:106 __do_sys_futex_time32 kernel/futex/syscalls.c:373 [inline] __se_sys_futex_time32+0x13d/0x680 kernel/futex/syscalls.c:356 __ia32_sys_futex_time32+0x115/0x190 kernel/futex/syscalls.c:356 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246 entry_SYSENTER_compat_after_hwframe+0x70/0x82 Local variable namespaces_event created at: perf_event_namespaces+0x49/0x1130 kernel/events/core.c:8069 perf_event_fork+0x1dd/0x220 kernel/events/core.c:7893 CPU: 1 PID: 5688 Comm: syz-executor.4 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 =====================================================