Thanks Anton. This is proving to be a very painful and difficult crash to
debug and diagnose, since the stack is not usable from GDB. I don't know if
there's any other option rather than bisect on these cases.

Pedro.

On Wed, Jun 6, 2018 at 9:28 AM, Anton Chernov <[email protected]> wrote:

> Unfortunately, I think this is the same behaviour that we're observing on
> Raspberry Pi's. Currently we are bisecting the release to find the breaking
> commit to have an idea what exactly is broken.
>
> What I can say for now that this failure is not deterministic (on RPi's)
> and the library import to python passes in 1 of 4 times. The creation of
> NDArray's in this case fails though in all cases with similar message that
> the stack is corrupted.
>
> Will update on findings.
>
> -- Anton
>
>
> 2018-06-05 16:19 GMT+02:00 Pedro Larroy <[email protected]>:
>
> > Could you compile with debug symbols or get a core file? From this output
> > is not clear why the crash is happening.
> >
> > On Sun, May 27, 2018 at 10:04 AM, Naveen Swamy <[email protected]>
> wrote:
> >
> > > Hi,
> > > I am working to publish MXNet-Scala package to maven and encountering
> an
> > > issue when trying to build with openblas/mkl/apple. This is on both the
> > > master and the 1.2.0 branch? Can some one help with this.
> > > make scalapkg fails when it calls the MXNet backend to get all the
> APIs ?
> > > can someone help here? should I publish with blas disabled? I have
> > already
> > > quite a bit of time on this/
> > >
> > > [INFO]
> > > [INFO] Segmentation fault: 11
> > > [INFO]
> > > [INFO] Stack trace returned 10 entries:
> > > [INFO] [bt] (0)
> > > /home/ubuntu/mxnet-master/scala-package/init-native/
> > > linux-x86_64/target/libmxnet-init-scala-linux-x86_64.so(
> > > dmlc::StackTrace[abi:cxx11]()+0x1bc)
> > > [0x7f2f04ca58ec]
> > > [INFO] [bt] (1)
> > > /home/ubuntu/mxnet-master/scala-package/init-native/
> > > linux-x86_64/target/libmxnet-init-scala-linux-x86_64.so(+0x31d7a4f)
> > > [0x7f2f07971a4f]
> > > [INFO] [bt] (2) /lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
> > [0x7f3096cd24b0]
> > > [INFO] [bt] (3)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0x3e4afc)
> > > [0x7f3093e0aafc]
> > > [INFO] [bt] (4)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0xa239d6)
> > > [0x7f30944499d6]
> > > [INFO] [bt] (5)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0xa24cdc)
> > > [0x7f309444acdc]
> > > [INFO] [bt] (6)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0xa24e4c)
> > > [0x7f309444ae4c]
> > > [INFO] [bt] (7)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0x7c3252)
> > > [0x7f30941e9252]
> > > [INFO] [bt] (8)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0x5b00d6)
> > > [0x7f3093fd60d6]
> > > [INFO] [bt] (9)
> > > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/
> > > libjvm.so(+0x5b2c44)
> > > [0x7f3093fd8c44]
> > > [INFO]
> > > ------------------------------------------------------------
> ------------
> > >
> > > [INFO] MXNet Scala Package - Parent ....................... SUCCESS [
> > > 1.265 s]
> > > [INFO] MXNet Scala Package - Initializer .................. SUCCESS [
> > > 2.215 s]
> > > [INFO] MXNet Scala Package - Initializer Native Parent .... SUCCESS [
> > > 0.017 s]
> > > [INFO] MXNet Scala Package - Initializer Native Linux-x86_64 SUCCESS [
> > > 4.417 s]
> > > [INFO] MXNet Scala Package - Macros ....................... SUCCESS [
> > > 7.083 s]
> > > [INFO] MXNet Scala Package - Core ......................... FAILURE [
> > > 4.341 s]
> > > [INFO] MXNet Scala Package - Native Parent ................ SKIPPED
> > > [INFO] MXNet Scala Package - Native Linux-x86_64 CPU-only . SKIPPED
> > > [INFO] MXNet Scala Package - Inference .................... SKIPPED
> > > [INFO] MXNet Scala Package - Examples ..................... SKIPPED
> > > [INFO] MXNet Scala Package - Spark ML ..................... SKIPPED
> > > [INFO] MXNet Scala Package - Full Parent .................. SKIPPED
> > > [INFO] MXNet Scala Package - Full Linux-x86_64 CPU-only ... SKIPPED
> > >
> > > -Naveen
> > >
> >
>

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