[GRASS-dev] [GRASS GIS] #3365: r.in.gdal: crash on large dataset

[GRASS GIS]

#3365: r.in.gdal: crash on large dataset
----------------------+---------------------------------
  Reporter:  neteler  |      Owner:  grass-dev@…
      Type:  defect   |     Status:  new
  Priority:  normal   |  Milestone:  7.2.2
 Component:  Raster   |    Version:  svn-releasebranch72
Resolution:           |   Keywords:  r.in.gdal
       CPU:  x86-64   |   Platform:  Linux
----------------------+---------------------------------

Comment (by neteler):

 I got an idea how to more easily reproduce the problem with less data: it
 is sufficient to only download the four corner tiles and create a VRT from
 it:

 {{{
 # download tiles
 wget -c https://storage.googleapis.com/earthenginepartners-
 hansen/GFC-2015-v1.3/Hansen_GFC-2015-v1.3_loss_50S_170E.tif
 wget -c https://storage.googleapis.com/earthenginepartners-
 hansen/GFC-2015-v1.3/Hansen_GFC-2015-v1.3_loss_50S_180W.tif
 wget -c https://storage.googleapis.com/earthenginepartners-
 hansen/GFC-2015-v1.3/Hansen_GFC-2015-v1.3_loss_80N_170E.tif
 wget -c https://storage.googleapis.com/earthenginepartners-
 hansen/GFC-2015-v1.3/Hansen_GFC-2015-v1.3_loss_80N_180W.tif


 # create VRT
 gdalbuildvrt forest_loss_corner_tiles.vrt
 Hansen_GFC-2015-v1.3_loss_50S_170E.tif
 Hansen_GFC-2015-v1.3_loss_50S_180W.tif
 Hansen_GFC-2015-v1.3_loss_80N_170E.tif
 Hansen_GFC-2015-v1.3_loss_80N_180W.tif

 # import
 r.in.gdal input=forest_loss_corner_tiles.vrt
 output=loss_global_forest_corner_tiles
 Segmentation fault (core dumped)
 }}}

 Looks like an overflow with the large amount of rows/cols.

--
Ticket URL: <https://trac.osgeo.org/grass/ticket/3365#comment:3>
GRASS GIS <https://grass.osgeo.org>