Segfault?

Stephen Lime steve.lime at dnr.state.mn.us
Thu Dec 21 10:24:19 EST 2000


There may be a conflict between the libs each was compiled with. Check to
make sure they're using the same versions of freetype, gd etc...

Steve 

Stephen Lime
Internet Applications Analyst

Minnesota DNR
500 Lafayette Road
St. Paul, MN 55155
651-297-2937

>>> Frederic Marchand <bomek at bomek.yi.org> 12/20/00 07:13PM >>>
Hey there! i just installed Apache 1.3.14 with PHP4.0.4 and
php_mapserver.so keep segfaulting! so, i compiled mapserver with mpatrol
to see what's going on and here is the output:

@(#) mpatrol 1.3.2 (00/12/18)
Copyright (C) 1997-2000 Graeme S. Roy

This is free software, and you are welcome to redistribute it under
certain
conditions; see the GNU Library General Public License for details.

For the latest mpatrol release and documentation,
visit http://www.cbmamiga.demon.co.uk/mpatrol.

Log file generated on Wed Dec 20 20:06:02 2000

system page size:  4096 bytes
default alignment: 4 bytes
overflow size:     0 bytes
overflow byte:     0xAA
allocation byte:   0xFF
free byte:         0x55
allocation stop:   0
reallocation stop: 0
free stop:         0
unfreed abort:     0
small boundary:    32 bytes
medium boundary:   256 bytes
large boundary:    2048 bytes
lower check range: -
upper check range: -
failure frequency: 0
failure seed:      977360761
prologue function: <unset>
epilogue function: <unset>
handler function:  <unset>
log file:          <unset>
profiling file:    mpatrol.out
tracing file:      mpatrol.trace
program filename:  /usr/sbin/httpd
symbols read:      10762
autosave count:    0
freed queue size:  0
allocation count:  172
allocation peak:   36 (186679 bytes)
allocation limit:  0 bytes
allocated blocks:  36 (186679 bytes)
freed blocks:      0 (0 bytes)
free blocks:       6 (18121 bytes)
internal blocks:   57 (933888 bytes)
total heap usage:  1138688 bytes
total compared:    0 bytes
total located:     0 bytes
total copied:      0 bytes
total set:         592 bytes
total warnings:    0
total errors:      1

ERROR: [ILLMEM]: illegal memory access at address 0x00000000
    0x00000000 not in heap
[Wed Dec 20 20:06:02 2000] [notice] child pid 3116 exit signal Aborted (6)


I hope this gonna help! I wonder why it try to access this address... It
is a mapserver bug, apache bug, mapserver bug or a human bug (in this
case, me...)

Thanks a lot!





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