Hello, I'm not 100% sure if it a actual bug or not, but if someone use chmod with wrong arguments, he can take a sagmentation fault.
Further Informations: System: i386,Linux 2.6.12 shell: bash 3.00.16 Version of coreutils: 5.2.1 Tested on Fedora3,Fedora4,Slackware Command to take the bug: to a common directory with our ownerchip and at least one file, run: $ chmod 600 `find ./` chmod: fts_read failed: Permission denied Segmentation fault more,on coreutils 5.93 the output on the same command is: chmod: fts_read failed: Permission denied *** glibc detected *** chmod: double free or corruption (fasttop): 0x08dd9a90 *** ======= Backtrace: ========= /lib/libc.so.6[0x324124] /lib/libc.so.6(__libc_free+0x77)[0x32465f] chmod(fts_close+0x55)[0x804bc3a] chmod[0x80495a1] chmod[0x8049ca4] /lib/libc.so.6(__libc_start_main+0xdf)[0x2d5d5f] chmod(free+0xb1)[0x8048e9d] ======= Memory map: ======== 002a3000-002bd000 r-xp 00000000 03:02 2345601 /lib/ld-2.3.5.so 002bd000-002be000 r-xp 00019000 03:02 2345601 /lib/ld-2.3.5.so 002be000-002bf000 rwxp 0001a000 03:02 2345601 /lib/ld-2.3.5.so 002c1000-003e4000 r-xp 00000000 03:02 2346621 /lib/libc-2.3.5.so 003e4000-003e6000 r-xp 00123000 03:02 2346621 /lib/libc-2.3.5.so 003e6000-003e8000 rwxp 00125000 03:02 2346621 /lib/libc-2.3.5.so 003e8000-003ea000 rwxp 003e8000 00:00 0 00616000-0061f000 r-xp 00000000 03:02 2345656 /lib/libgcc_s-4.0.2-20051126.so.1 0061f000-00620000 rwxp 00009000 03:02 2345656 /lib/libgcc_s-4.0.2-20051126.so.1 006be000-006bf000 r-xp 006be000 00:00 0 08048000-08050000 r-xp 00000000 03:08 2350699 /bin/chmod 08050000-08051000 rw-p 00008000 03:08 2350699 /bin/chmod 08dd8000-08df9000 rw-p 08dd8000 00:00 0 [heap] b7c00000-b7c21000 rw-p b7c00000 00:00 0 b7c21000-b7d00000 ---p b7c21000 00:00 0 b7d61000-b7f61000 r--p 00000000 03:05 1212377 /usr/lib/locale/locale-archive b7f61000-b7f62000 rw-p b7f61000 00:00 0 b7f79000-b7f7a000 rw-p b7f79000 00:00 0 bfa65000-bfa7a000 rw-p bfa65000 00:00 0 [stack] Aborted Possibly is wrong(or not checked) use of fts_close. Thanks Stavros Passas, Computer Architecture and VLSI Systems Laboratory Institute of Computer Science Foundation for Research & Technology - Hellas _______________________________________________ Bug-coreutils mailing list Bug-coreutils@gnu.org http://lists.gnu.org/mailman/listinfo/bug-coreutils
