Re: BUG: KASAN: stack-out-of-bounds in unwind_next_frame+0x1df5/0x2650

From: Ivan Babrou
Date: Wed Feb 03 2021 - 12:48:36 EST


> Can you pretty please not line-wrap console output? It's unreadable.

GMail doesn't make it easy, I'll send a link to a pastebin next time.
Let me know if you'd like me to regenerate the decoded stack.

> > edfd9b7838ba5e47f19ad8466d0565aba5c59bf0 is the first bad commit
> > commit edfd9b7838ba5e47f19ad8466d0565aba5c59bf0
>
> Not sure what tree you're on, but that's not the upstream commit.

I mentioned that it's a rebased core-static_call-2020-10-12 tag and
added a link to the upstream hash right below.

> > Author: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
> > Date: Tue Aug 18 15:57:52 2020 +0200
> >
> > tracepoint: Optimize using static_call()
> >
>
> There's a known issue with that patch, can you try:
>
> http://lkml.kernel.org/r/20210202220121.435051654@xxxxxxxxxxx

I've tried it on top of core-static_call-2020-10-12 tag rebased on top
of v5.9 (to make it reproducible), and the patch did not help. Do I
need to apply the whole series or something else?