Hi all,
I've found a "bug" in sort when running it through
a big file (1GB) :
sort -o sorted sort_test.txt
This gives a segmentation fault:
# gdb ./sort sort.core
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This GDB was configured as "amd64-unknown-openbsd5.2"...
Core was generated by `sort'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/lib/libc.so.65.0...done.
Loaded symbols for /usr/lib/libc.so.65.0
Reading symbols from /usr/libexec/ld.so...done.
Loaded symbols for /usr/libexec/ld.so
#0 0x00000000004036be in fsort (binno=49, depth=1, infiles={top = 0, names =
0x21800000000}, nfiles=1338, outfp=0x20b50e9e0, ftbl=0x20e56c800) at fsort.c:159
159 fstack[tfiles.top +
ntfiles].fp= ftmp();
(gdb) bt
#0 0x00000000004036be in fsort (binno=49, depth=1, infiles={top = 0, names =
0x21800000000}, nfiles=1338, outfp=0x20b50e9e0, ftbl=0x20e56c800) at fsort.c:159
#1 0x0000000000403484 in fsort (binno=-1, depth=0, infiles={top = -117512,
names = 0x7f7ffffe34f8}, nfiles=1, outfp=0x20b50e9e0, ftbl=0x20e56c800) at
fsort.c:210
#2 0x000000000040556f in main (argc=Variable "argc" is not available.) at
sort.c:304
This was reproduced on various machines all running amd64 5.2.
I wasn't able to test this on -current but sort hasn't change in a while.
You can download the sort_test.txt file here:
http://cosmico.net/tmp/sort_test.txt.bz2
cheers,
--rodolfo
