Re: [lttng-dev] Using lttng-ust 2.13.6 from Yocto Kirkstone and getting weird segfault saying strlen_asimd.S can't be found.

Hi Brian,

On 7/11/24 7:20 PM, Brian Hutchinson wrote:
> Hi Kienan
> 
> Do I need to update lttng-tools and modules too?  I did a bbappend and 
> pulled in 2.13.8 recipe from master and get the same issue.  I'm double 
> checking to make sure everything built right.  Had to update sdk, rootfs 
> and rebuild app with new sdk etc.

I don't believe so.

Do you have a minimal reproducer example that you are able to share 
including the build instructions you are using?

Also, which version of urcu is being used in your environment?

thanks,
kienan

> 
> Regards,
> 
> Brian
> 
> On Thu, Jul 11, 2024 at 8:38 AM Kienan Stewart <[email protected] 
> <mailto:[email protected]>> wrote:
> 
>     Hi Brian,
> 
>     On 7/11/24 8:33 AM, Brian Hutchinson via lttng-dev wrote:
>       > ...
>       >
>       > I'm not sure about this, still trying to comprehend everything,
>     but I
>       > think my issue could be related to all this gcc TLS, heap,
>     trampoline
>       > talk here:
>       >
>       >
>     https://www.mail-archive.com/[email protected]/msg13584.html
>     <https://www.mail-archive.com/[email protected]/msg13584.html>
>       >
>     <https://www.mail-archive.com/[email protected]/msg13584.html <https://www.mail-archive.com/[email protected]/msg13584.html>>
>       >
>       > Regards,
>       >
>       > Brian
>       >
> 
>     You could try using lttng-ust 2.13.8, which includes a fix for the
>     discussion you referenced.
> 
>     https://github.com/lttng/lttng-ust/commit/5db715e800d9b721f48495a987cd26c25965e836 <https://github.com/lttng/lttng-ust/commit/5db715e800d9b721f48495a987cd26c25965e836>
> 
>     Please let us know if it doesn't solve it.
> 
>     thanks,
>     kienan
> 
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