=====================================================
BUG: KMSAN: uninit-value in irqtime_account_irq+0x387/0x520 kernel/sched/cputime.c:70
 irqtime_account_irq+0x387/0x520 kernel/sched/cputime.c:70
 account_softirq_exit include/linux/vtime.h:147 [inline]
 __do_softirq+0x707/0x7c5 kernel/softirq.c:585
 run_ksoftirqd+0x33/0x50 kernel/softirq.c:921
 smpboot_thread_fn+0x606/0xbd0 kernel/smpboot.c:164
 kthread+0x3c7/0x500 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30

Local variable regs created at:
 __bpf_prog_run32+0x84/0x180 kernel/bpf/core.c:2073
 bpf_dispatcher_nop_func include/linux/bpf.h:804 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2022 [inline]
 bpf_trace_run1+0xda/0x310 kernel/trace/bpf_trace.c:2058

CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.18.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
=====================================================