Re: panic: data storage interrupt trap when building world on PowerMac G5

I'm not getting panics, I get similar errors to this:

cc: error: unable to execute command: Abort trap (core dumped)
cc: error: clang frontend command failed due to signal (use -v to see
invocation)
FreeBSD clang version 9.0.1 ([email protected]:llvm/llvm-project.git
c1a0a213378a458fbea1a5c77b315c7dce08fd05) (based on LLVM 9.0.1)
Target: powerpc64-unknown-freebsd13.0
Thread model: posix
InstalledDir: /usr/bin
cc: note: diagnostic msg: PLEASE submit a bug report to
https://bugs.freebsd.org/submit/ and include the crash backtrace,
preprocessed source, and associated run script.
cc: note: diagnostic msg:
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
cc: note: diagnostic msg: /tmp/addsf3-67691f.c
cc: note: diagnostic msg: /tmp/addsf3-67691f.sh
cc: note: diagnostic msg:

********************
*** [addsf3.o] Error code 254

make[4]: stopped in /usr/src/lib/libcompiler_rt
1 error

make[4]: stopped in /usr/src/lib/libcompiler_rt
*** [lib/libcompiler_rt__PL] Error code 2

make[3]: stopped in /usr/src
1 error

make[3]: stopped in /usr/src
*** [libraries] Error code 2

make[2]: stopped in /usr/src
1 error

make[2]: stopped in /usr/src
*** [_libraries] Error code 2

make[1]: stopped in /usr/src
1 error

make[1]: stopped in /usr/src
*** [buildworld] Error code 2

make: stopped in /usr/src

make: stopped in /usr/src

On Thu, 23 Jan 2020 at 21:21, Michael Tuexen <
[email protected]> wrote:

> > On 23. Jan 2020, at 22:09, Francis Little <[email protected]> wrote:
> >
> > Hi,
> >
> > Same here, with smp enabled, fans go full speed every 60 sec, probing
> > sysctl calms them for a min.
> >
> > buf*daemons time out shutting down and buildworlds fail.
> Could you specify how buildworlds fail? Is the system panic'ing like mine?
> On a Power9 system, buildworld works without a problem. But the system has
> much more memory.
>
> Best regards
> Michael
> >
> > Regards
> >
> >
> >
> > On Thu, 23 Jan 2020 at 19:41, Justin Hibbits <[email protected]>
> wrote:
> >
> >> On Thu, 23 Jan 2020 12:32:03 +0100
> >> Michael Tuexen <[email protected]> wrote:
> >>
> >>> Dear all,
> >>>
> >>> when trying to build world on a G5 with SMP disabled
> >>> (kern.smp.disabled=1 in /boot/loader.conf), I get the following panic:
> >>>
> >>> http://bsd14.fh-muenster.de/crash.jpeg
> >>>
> >>> It looks like this happens when memory is getting low (top was
> >>> running until the machine panics). The machine runs the kernel from
> >>> r356950.
> >>>
> >>> Any idea what is going wrong?
> >>>
> >>> Best regards
> >>> Michael
> >>
> >> That fault address looks very suspicious.  Reading it as hex encoding
> >> of ASCII we get " user ad".
> >>
> >> Is there a reason you still have kern.smp.disabled=1?  I fixed the bug
> >> for that (at least in head) back around May, or at least *a* bug for it.
> >>
> >> - Justin
> >> _______________________________________________
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> >>
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>
>
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