# OGS Container - Preconditioner buffer overflow detected

**URL:** <https://discourse.opengeosys.org/t/ogs-container-preconditioner-buffer-overflow-detected/1533>\
**Category:** Help & Support\
**Tags:** ogs6\
**Created:** [October 18, 2024, 8:59am UTC](https://discourse.opengeosys.org/t/ogs-container-preconditioner-buffer-overflow-detected/1533 "2024-10-18T08:59:35Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![kristofkessler](https://discourse.opengeosys.org/user_avatar/discourse.opengeosys.org/kristofkessler/32/1324_2.png) [@kristofkessler](https://discourse.opengeosys.org/u/kristofkessler)\
**Post date:** [October 18, 2024, 8:59am UTC](https://discourse.opengeosys.org/t/ogs-container-preconditioner-buffer-overflow-detected/1533/1 "2024-10-18T08:59:35Z")

</div>

Hello,

when using OGS in a Container created via OGS Container Maker, some ctests run into a buffer oveflow:

- ogs-ParallelFEM\_ThermoRichardsMechanics\_TaskCDECOVALEX2023-mpirun
- ogs-ParallelFEM\_ThermoRichardsMechanics\_point\_heat\_injection\_gml-mpirun
- ogs-ParallelFEM\_ThermoRichardsMechanics\_point\_heat\_injection-mpirun
- ogs-ParallelFEM\_ThermoRichardsMechanics\_3D\_ThermoElastic\_Stress\_Analysis-mpirun

I currently cannot upload attachments, so here is an excerpt from a test log file:

```auto
Linear solver bcgs with lu preconditioner using PRECONDITIONED ***buffer overflow detected*** : terminated
[localhost:25389] ***Process received signal***
[localhost:25389] Signal: Aborted (6)
[localhost:25389] Signal code: (-6)
[localhost:25389] [0] /lib/x86_64-linux-gnu/libc.so.6(+0x45320)[0x7f86ea258320]
[localhost:25389] [1] /lib/x86_64-linux-gnu/libc.so.6(pthread_kill+0x11c)[0x7f86ea2b1b1c]
[localhost:25389] [2] /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x1e)[0x7f86ea25826e]
[localhost:25389] [3] /lib/x86_64-linux-gnu/libc.so.6(abort+0xdf)[0x7f86ea23b8ff]
[localhost:25389] [4] /lib/x86_64-linux-gnu/libc.so.6(+0x297b6)[0x7f86ea23c7b6]
[localhost:25389] [5] /lib/x86_64-linux-gnu/libc.so.6(+0x136c19)[0x7f86ea349c19]
[localhost:25389] [6] /lib/x86_64-linux-gnu/libc.so.6(+0x1365d4)[0x7f86ea3495d4]
[localhost:25389] [7] /usr/local/petsc/lib/libpetsc.so.3.18(_SCOTCHvgraphSeparateGg+0x163)[0x7f86f47b39d3]
[localhost:25389] [8] /usr/local/petsc/lib/libpetsc.so.3.18(+0x141f81f)[0x7f86f47b481f]
[localhost:25389] [9] /usr/local/petsc/lib/libpetsc.so.3.18(+0x141f7c5)[0x7f86f47b47c5]
[localhost:25389] [10] /usr/local/petsc/lib/libpetsc.so.3.18(+0x141f7c5)[0x7f86f47b47c5]
[localhost:25389] [11] /usr/local/petsc/lib/libpetsc.so.3.18(+0x141f7c5)[0x7f86f47b47c5]
[localhost:25389] [12] /usr/local/petsc/lib/libpetsc.so.3.18(+0x141f7c5)[0x7f86f47b47c5]
[localhost:25389] [13] /usr/local/petsc/lib/libpetsc.so.3.18(_SCOTCHvgraphSeparateMl+0xd0)[0x7f86f47b4ad0]
[localhost:25389] [14] /usr/local/petsc/lib/libpetsc.so.3.18(_SCOTCHvgraphSeparateSt+0xfe)[0x7f86f478ba7e]
[localhost:25389] [15] /usr/local/petsc/lib/libpetsc.so.3.18(_SCOTCHvgraphSeparateSt+0x23c)[0x7f86f478bbbc]
[localhost:25389] [16] /usr/local/petsc/lib/libpetsc.so.3.18(_SCOTCHhgraphOrderNd+0x143)[0x7f86f47a1b83]
[localhost:25389] [17] /usr/local/petsc/lib/libpetsc.so.3.18(_SCOTCHhgraphOrderCp+0xa9b)[0x7f86f47a02cb]
[localhost:25389] [18] /usr/local/petsc/lib/libpetsc.so.3.18(SCOTCH_graphOrderComputeList+0x190)[0x7f86f47856d0]
[localhost:25389] [19] /usr/local/petsc/lib/libpetsc.so.3.18(SCOTCH_graphOrderList+0x6c)[0x7f86f4785a9c]
[localhost:25389] [20] /usr/local/petsc/lib/libpetsc.so.3.18(_ESMUMPSorderGraphListStrat+0x134)[0x7f86f4758dd4]
[localhost:25389] [21] /usr/local/petsc/lib/libpetsc.so.3.18(_ESMUMPSorderGraph+0x40)[0x7f86f4758e80]
[localhost:25389] [22] /usr/local/petsc/lib/libpetsc.so.3.18(_ESMUMPSesmumps2+0x151)[0x7f86f4758741]
[localhost:25389] [23] /usr/local/petsc/lib/libpetsc.so.3.18(mumps_scotch_+0x36)[0x7f86f473f7f6]
[localhost:25389] [24] /usr/local/petsc/lib/libpetsc.so.3.18(__mumps_ana_ord_wrappers_MOD_mumps_scotch_mixedto32+0x17e)[0x7f86f46f8a2e]
[localhost:25389] [25] /usr/local/petsc/lib/libpetsc.so.3.18(__dmumps_ana_aux_m_MOD_dmumps_ana_f+0x54bf)[0x7f86f466913f]
[localhost:25389] [26] /usr/local/petsc/lib/libpetsc.so.3.18(dmumps_ana_driver_+0x35d7)[0x7f86f45cd5a7]
[localhost:25389] [27] /usr/local/petsc/lib/libpetsc.so.3.18(dmumps_+0x77e)[0x7f86f4579a3e]
[localhost:25389] [28] /usr/local/petsc/lib/libpetsc.so.3.18(dmumps_f77_+0x3578)[0x7f86f4504648]
[localhost:25389] [29] /usr/local/petsc/lib/libpetsc.so.3.18(dmumps_c+0x2b98)[0x7f86f44ffeb8]
[localhost:25389] ***End of error message***

```

Any suggestions?

Thanks!