[Buildroot] ICU 51.2 bus error
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Sat Feb 7 10:09:10 UTC 2015
Hello,
Jumping back to this old topic while trying to clean up some of my
"marked" e-mails.
Vicente, the below is a bug report of a runtime issue regarding ICU on
MIPS. Can you have a look maybe?
Thanks!
Thomas
On Wed, 11 Jun 2014 11:21:57 +0100 (BST), Massimo Callegari wrote:
> Hi again. Just a quick update on this.
> I tried a lot of flags/configurations and none worked. Unfortunately I haven't been able to obtain a proper core file to debug what's really going on with ICU.
> I tried to build versions 52.1 and 53.1 and got the same bus error result.
>
> So I went back in the past and tried version 4.8.1.1 (taken from Buildroot 2013-08) ... and it works !
> I might try versions 49 and 50, at least to identify the version that started to cause the issue I'm having.
>
> For now, since ICU is not vital for what I have to do (QtWebKit), I'm happy I've found one version working.
>
> Regards,
> Massimo
>
>
> >________________________________
> > Da: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
> >A: Massimo Callegari <massimocallegari at yahoo.it>
> >Cc: "buildroot at busybox.net" <buildroot at busybox.net>
> >Inviato: Lunedì 9 Giugno 2014 18:47
> >Oggetto: Re: [Buildroot] ICU 51.2 bus error
> >
> >
> >Dear Massimo Callegari,
> >
> >On Mon, 9 Jun 2014 16:43:26 +0100 (BST), Massimo Callegari wrote:
> >
> >> I'm having a serious issue with ICU 51.2 on a MIPS platform.
> >> Everything builds fine but anyone using ICU at runtime gets a misterious "bus error" fault.
> >> At first I thought it was my Qt 5.3.0 build, but then I realized even the simple "icuinfo" tool fails with the same error.
> >> The root filesystem is mounted on NFS but I hope that's not the cause.
> >>
> >>
> >> I enclose a strace run of the icuinfo command at the end of this email.
> >> From the trace it seems the lookup of file "/usr/lib/icu/icuplugins51.txt" is the cause of all the evil, but I tried to manually create it and nothing changes.
> >> I double checked on my PC and it doesn't even exist, even though the icuinfo command works properly.
> >>
> >> I'm afraid this is a cross-compilation thing, but I can't figure out myself what it might be.
> >> Does anyone have any idea or is able to find the issue from the trace below ?
> >
> >First of all, thanks for your report!
> >
> >Could you run "ulimit -c unlimited" on your target, and then your
> >command? It will generate a "core" file that you can transfer on your
> >development machine, and then do:
> >
> > ./host/usr/mips-<blabla>-gdb -c core target/usr/bin/icuinfo
> >
> >and then run the "backtrace" command in gdb, to see where the crash
> >occurred.
> >
> >
> >
> >
> >
> >Thanks!
> >
> >Thomas
> >--
> >Thomas Petazzoni, CTO, Free Electrons
> >Embedded Linux, Kernel and Android engineering
> >http://free-electrons.com
> >
> >
> >
> >
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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