[GRASS-dev] [GRASS GIS] #3412: r.compress -u segfault

GRASS GIS trac at osgeo.org
Thu Aug 31 06:22:19 PDT 2017


#3412: r.compress -u segfault
------------------------+---------------------------------
 Reporter:  neteler     |      Owner:  grass-dev@…
     Type:  defect      |     Status:  new
 Priority:  normal      |  Milestone:  7.2.2
Component:  Default     |    Version:  svn-releasebranch72
 Keywords:  r.compress  |        CPU:  Unspecified
 Platform:  Linux       |
------------------------+---------------------------------
 When trying to uncompress a map, r.compress segfaults:

 {{{
 ## GRASS 7.2.2svn (nc_spm_08_grass7):~ >
 r.compress -u elev_lid792_1m_viewshed
 Segmentation fault (core dumped)
 }}}

 Map info:
 {{{
 r.info  elev_lid792_1m_viewshed
 +----------------------------------------------------------------------------+
  | Map:      elev_lid792_1m_viewshed        Date: Fri Jul 29 13:45:27 2016
 |
  | Mapset:   user1                          Login of Creator: mneteler
 |
  | Location: nc_spm_08_grass7
 |
  | DataBase: /home/mneteler/grassdata
 |
  | Title:
 |
  | Timestamp: none
 |
 |----------------------------------------------------------------------------|
  |
 |
  |   Type of Map:  raster               Number of Categories: 0
 |
  |   Data Type:    FCELL
 |
  |   Rows:         750
 |
  |   Columns:      700
 |
  |   Total Cells:  525000
 |
  |        Projection: Lambert Conformal Conic
 |
  |            N:     220750    S:     220000   Res:     1
 |
  |            E:     639000    W:     638300   Res:     1
 |
  |   Range of data:    min = 11.29489  max = 180
 |
  |
 |
  |   Data Description:
 |
  |    generated by r.viewshed
 |
  |
 |
  |   Comments:
 |
  |    r.viewshed --overwrite input="elev_lid792_1m"
 output="elev_lid792_1m\   |
  |    _viewshed" coordinates=638728.087167,220609.261501
 observer_elevatio\   |
  |    n=5.0 target_elevation=0.0 max_distance=-1 refraction_coeff=0.14286
 \   |
  |    memory=500
 |
  |
 |
 +----------------------------------------------------------------------------+
 }}}

 And GDB debugging:
 {{{
 GRASS 7.2.2svn (nc_spm_08_grass7):~/software/grass72 > gdb r.compress
 GNU gdb (GDB) Fedora 8.0-24.fc26
 ...
 (gdb) r -u elev_lid792_1m_viewshed
 Starting program: /home/mneteler/software/grass72/dist.x86_64-pc-linux-
 gnu/bin/r.compress -u elev_lid792_1m_viewshed
 ...
 Program received signal SIGSEGV, Segmentation fault.
 0x00007ffff73b1ddd in __memset_avx2_erms () from /lib64/libc.so.6
 Missing separate debuginfos, use: dnf debuginfo-install
 zlib-1.2.11-2.fc26.x86_64

 (gdb) bt
 #0  0x00007ffff73b1ddd in __memset_avx2_erms () from /lib64/libc.so.6
 #1  0x00007ffff798da23 in G_zero (buf=0x0, i=6008) at zero.c:25
 #2  0x00007ffff7bc2145 in open_raster_new (name=0x606a00
 "elev_lid792_1m_viewshed", open_mode=3, map_type=1) at open.c:714
 #3  0x00007ffff7bc165b in Rast_open_fp_new_uncompressed (name=0x606a00
 "elev_lid792_1m_viewshed") at open.c:507
 #4  0x0000000000402327 in doit (name=0x606a00 "elev_lid792_1m_viewshed",
 uncompress=1, map_type=1) at main.c:268
 #5  0x0000000000401d2c in process (name=0x606a00
 "elev_lid792_1m_viewshed", uncompress=1) at main.c:164
 #6  0x000000000040198d in main (argc=3, argv=0x7fffffffd488) at main.c:99


 (gdb) bt full
 #0  0x00007ffff73b1ddd in __memset_avx2_erms () from /lib64/libc.so.6
 No symbol table info available.
 #1  0x00007ffff798da23 in G_zero (buf=0x0, i=6008) at zero.c:25
 No locals.
 #2  0x00007ffff7bc2145 in open_raster_new (name=0x606a00
 "elev_lid792_1m_viewshed", open_mode=3, map_type=1) at open.c:714
         xname =
 "elev_lid792_1m_viewshed\000\035\343\224\367\377\177\000\000\b\354\230\367\377\177\000\000\350\t\272\367\377\177\000\000\020\313\377\377\377\177\000\000n\342\224\367\377\177\000\000\060\313\377\377\377\177\000\000\000\000\000\000\000\000\000\000\020\314\377\377\377\177\000\000\035\343\224\367\377\177\000\000\b\354\230\367\377\177\000\000\000\231\311`\001\000\000\000\240\275\274\367\377\177\000\000
 f`", '\000' <repeats 13 times>,
 "\017\000\000\000\000\000\000\000\250\350\377\377\377\177\000\000\340P`\000\000\000\000\000\340\314\377\377\377\177\000\000,\n\272\367\377\177\000\000\240\275\274\367\377\177\000\000
 f`", '\000' <repeats 13 times>...
         xmapset =
 "user1\000\000\000T\377\230\367\377\177\000\000\360\313\377\377\005\000\000\000\000\231\311`\220\021\241]\020\314\377\377\377\177\000\000l\026\225\367\377\177\000\000\220\314\377\377\377\177\000\000
 f`\000\000\000\000\000\240\275\274\367\377\177\000\000+\354\230\367\377\177\000\000\060\314\377\377\377\177\000\000g\027\225\367\377\177\000\000
 f`\000\000\000\000\000\240\275\274\367\377\177\000\000\320\314\377\377\377\177\000\000\006ĺ\367\377\177\000\000\360``\000\000\000\000\000\000j`\000\000\000\000\000k-@",
 '\000' <repeats 13 times>,
 "X\314\377\377\377\177\000\000\000\000\000\000\000\000\000\000\300\313\377\377\377\177\000\000,\n\272\367\377\177\000\000\260\314\377\377\377\177\000\000\231"...
         fcb = 0x60e728
         fd = 1
         cell_fd = 5
         tempname = 0x609630
 "/home/mneteler/grassdata/nc_spm_08_grass7/user1/.tmp/oboe.mundialis/11666.1"
         map = 0x6088f0 "elev_lid792_1m_viewshed"
         mapset = 0x6095b0 "user1"
         cell_dir = 0x7ffff7bcdadf "fcell"
         nbytes = 4
 #3  0x00007ffff7bc165b in Rast_open_fp_new_uncompressed (name=0x606a00
 "elev_lid792_1m_viewshed") at open.c:507
 No locals.
 #4  0x0000000000402327 in doit (name=0x606a00 "elev_lid792_1m_viewshed",
 uncompress=1, map_type=1) at main.c:268
         cellhd = {format = -1, compressed = 2, rows = 750, rows3 = 750,
 cols = 700, cols3 = 700, depths = 1, proj = 99, zone = 0, ew_res = 1,
           ew_res3 = 1, ns_res = 1, ns_res3 = 1, tb_res = 1, north =
 220750, south = 220000, east = 639000, west = 638300, top = 1, bottom = 0}
         new = 4200112
         old = 0
         nrows = 32767
         row = 0
         rast = 0x7ffff7ba0a2c <state+44>
 #5  0x0000000000401d2c in process (name=0x606a00
 "elev_lid792_1m_viewshed", uncompress=1) at main.c:164
         colr = {version = 0, shift = 0, invert = 0, is_float = 0, null_set
 = 0, null_red = 0 '\000', null_grn = 0 '\000', null_blu = 0 '\000',
           undef_set = 0, undef_red = 0 '\000', undef_grn = 0 '\000',
 undef_blu = 0 '\000', fixed = {rules = 0x60e4a0, n_rules = 255, lookup = {
               red = 0x0, grn = 0x0, blu = 0x0, set = 0x0, nalloc = 0,
 active = 0}, fp_lookup = {vals = 0x0, rules = 0x0, nalloc = 0,
               active = 0}, min = 11.294887542724609, max = 180}, modular =
 {rules = 0x0, n_rules = 0, lookup = {red = 0x0, grn = 0x0, blu = 0x0,
               set = 0x0, nalloc = 0, active = 0}, fp_lookup = {vals = 0x0,
 rules = 0x0, nalloc = 0, active = 0}, min = 0, max = -1},
           cmin = 11.294887542724609, cmax = 180, organizing = 0}
         hist = {fields = {0x606840 "Fri Jul 29 13:45:27 2016", 0x606de0
 "elev_lid792_1m_viewshed", 0x607870 "user1", 0x606aa0 "mneteler",
             0x606ac0 "raster", 0x606ae0 "", 0x606b00 "", 0x606b20
 "generated by r.viewshed"}, nlines = 4, lines = 0x606c50}
         cats = {ncats = 0, num = 0, title = 0x608720 "", fmt = 0x608740
 "", m1 = 0, a1 = 0, m2 = 0, a2 = 0, q = {truncate_only = 0,
             round_only = 0, defaultDRuleSet = 6316576, defaultCRuleSet =
 0, infiniteLeftSet = 0, infiniteRightSet = 0, cRangeSet = 12369,
             maxNofRules = 0, nofRules = 0, defaultDMin =
 6.9533486653477228e-310, defaultDMax = 6.9533486653477228e-310,
 defaultCMin = 95,
             defaultCMax = 0, infiniteDLeft = 6.9531436082562536e-310,
 infiniteDRight = 6.953355807227106e-310, infiniteCLeft = -144561320,
             infiniteCRight = 32767, dMin = -nan(0xf800000003011), dMax =
 4.9406564584124654e-324, cMin = 6312160, cMax = 0, table = 0x1,
             fp_lookup = {vals = 0x3100000007, rules = 0x0, nalloc = 0,
 active = 0, inf_dmin = 1.040701294729263e+143,
               inf_dmax = 2.6312747812465374e-312, inf_min = 0, inf_max =
 0}}, labels = 0x0, marks = 0x40, nalloc = 0, last_marked_rule = -1}
         quant = {truncate_only = 0, round_only = 1, defaultDRuleSet =
 -148335230, defaultCRuleSet = 32767, infiniteLeftSet = 0,
           infiniteRightSet = 0, cRangeSet = -144565552, maxNofRules = 0,
 nofRules = 0, defaultDMin = 6.2677389677743225e-310,
           defaultDMax = 6.9533558072152484e-310, defaultCMin = 4200112,
 defaultCMax = 0, infiniteDLeft = -nan(0xf800000003101),
           infiniteDRight = 4.9703003971629402e-321, infiniteCLeft =
 -144565552, infiniteCRight = 32767, dMin = 4.9406564584124654e-324,
           dMax = 1.0397779375927461e-312, cMin = 0, cMax = 0, table = 0x0,
 fp_lookup = {vals = 0x0, rules = 0x7c0000005b, nalloc = 119,
             active = 0, inf_dmin = 1.0880979340924386e-306, inf_dmax =
 4.9406564584124654e-324, inf_min = 4, inf_max = 49}}
         colr_ok = 0
         hist_ok = 1
         cats_ok = 1
         quant_ok = 1
         newsize = 45
         oldsize = 2106759
         diff = 140737340387566
         map_type = 1
         rname =
 "\000\000\000\000\000\000\000\000,\n\272\367\377\177\000\000P\321\377\377\377\177\000\000\231\362\224\367\377\177\000\000p\324\377\377\000\000\000\000\n\004)\367\377\177\000\000
 \322\377\377\377\177\000\000\340\321\377\377\377\177\000\000\240\321\377\377\377\177\000\000m*\231\367\377\177\000\000|*\231\367\377\177\000\000&\322\377\377\377\177\000\000\200\322\377\377\377\177\000\000\377%\227\367\377\177\000\000P\322\377\377\000\000\000\000\000\000\000\000\377\177",
 '\000' <repeats 18 times>,
 "old\000_\000\000\000\060_\231\367\377\177\000\000\000\000\000\000\000\000\000_\200i`\000\000\000\000\000hijklmnopqrstuvwxyz",
 '\000' <repeats 13 times>...
         rmapset =
 "\000\000\000\000\000\000\000\000\240i`\000\000\000\000\000raster\000\000\000\000\000\000\000\000\000\000\200\322\377\377\003\000\000\000\002+\231\367\377\177\000\000`\016\272\367\377\177",
 '\000' <repeats 19 times>, "j`", '\000' <repeats 14 times>,
 "\231\311`\220\021\241]`\016\272\367\377\177\000\000\260\026@\000\000\000\000\000\060\323\377\377\377\177\000\000O\376\226\367\377\177\000\000\210\324\377\377\377\177\000\000\005\000\000\000\000\000\000\000\360\321\377\377\377\000\000\000\000\000\000\000<",
 '\000' <repeats 11 times>, "p\324\377\377", '\000' <repeats 12 times>,
 "Z\331\377\377\377\177\000\000mi`", '\000' <repeats 13 times>...
         mapset = 0x606a60 "user1"
         data_fd = 3
         sizestr = 0x10 <error: Cannot access memory at address 0x10>
 #6  0x000000000040198d in main (argc=3, argv=0x7fffffffd478) at main.c:99
         stat = 1
         n = 0
         name = 0x606a00 "elev_lid792_1m_viewshed"
         module = 0x7ffff7ba0e88 <state+40>
         map = 0x7ffff7ba0ee8 <state+136>
         uncompress = 0x7ffff7ba0eb8 <state+88>
         pflag = 0x606890
         gflag = 0x6068e0
 (gdb)
 }}}

--
Ticket URL: <https://trac.osgeo.org/grass/ticket/3412>
GRASS GIS <https://grass.osgeo.org>



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