Re: Re: Re: possible deadlock in smp_call_function_many_cond

白烁冉
2025-09-21T13:36:46Z

> Can you please stop top-posting?

Sorry for that, I didn’t notice this issue before. We’ve taken some time to re-learn the email communication rules and will pay more attention in the future. Again, my apologies for the inconvenience.

> I told you last time:
>
> >> > [ 0.427302][ T0] Unknown kernel command line parameters "hrtimer_expire_entry hrtimer_expire_exit spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space.
> >>
> >> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> >> How is this helpful?
>
> This does not enable the trace events. You need:
>
> trace_event="hrtimer_expire_entry,hrtimer_expire_exit"
>
> to make that work.
>

We updated the new test log, which includes hrtimer_expire_entry,hrtimer_expire_exit and ftrace_dump_on_oops:

Log: https://github.com/pghk13/Kernel-Bug/blob/main/0702_6.14/INFO%3A%20rcu%20detected%20stall%20in%20sys_select/122log9.20.txt

————
thanks，
Bai