===================================================== 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 unlock_hrtimer_base kernel/time/hrtimer.c:1016 [inline] hrtimer_start_range_ns+0x112c/0x11a0 kernel/time/hrtimer.c:1303 hrtimer_start_expires include/linux/hrtimer.h:289 [inline] hrtimer_sleeper_start_expires+0x6d/0xa0 kernel/time/hrtimer.c:1949 futex_wait_queue kernel/futex/waitwake.c:357 [inline] __futex_wait+0x1a9/0x540 kernel/futex/waitwake.c:669 futex_wait+0xe1/0x360 kernel/futex/waitwake.c:697 do_futex+0x341/0x4a0 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x22c/0x6f0 kernel/futex/syscalls.c:160 __x64_sys_futex+0x11f/0x1a0 kernel/futex/syscalls.c:160 x64_sys_call+0x3206/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:203 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 buffer created at: proc_fork_connector+0x3a/0x480 drivers/connector/cn_proc.c:121 copy_process+0x5936/0x5b90 kernel/fork.c:2612 CPU: 1 PID: 7319 Comm: syz-executor.2 Not tainted 6.9.0-syzkaller-02707-g614da38e2f7a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 =====================================================