Hi, Below sequence of commands will give ip6tables command abort it is bug in the ip6table command or i am providing wrong input? /sbin/ip6tables -N SERVER_fdb1_b54a_b4d8_2171_a0_ /sbin/ip6tables -A INPUT -d fdb1:b54a:b4d8:2171:a0:a533:4268:d1d0 -j SERVER_fdb1_b54a_b4d8_2171_a0_ [root@adim hbfw2]# /sbin/ip6tables -A INPUT -d fdb1:b54a:b4d8:2171:a0:a533:4268:d1d0 -j SERVER_fdb1_b54a_b4d8_2171_a0_ *** buffer overflow detected ***: /sbin/ip6tables terminated ======= Backtrace: ========= /lib/libc.so.6(__fortify_fail+0x4d)[0xae540d] /lib/libc.so.6[0xae343a] /lib/libc.so.6(__strcpy_chk+0x44)[0xae2714] /sbin/ip6tables(do_command6+0x1aa9)[0x804e039] /sbin/ip6tables(ip6tables_main+0x58)[0x804ad98] /sbin/ip6tables(main+0xef)[0x8049c8f] /lib/libc.so.6(__libc_start_main+0xe6)[0xa03cc6] /sbin/ip6tables[0x8049b01] ======= Memory map: ======== 00691000-00692000 r-xp 00000000 fd:00 916610 /lib/xtables/libxt_standard.so 00692000-00693000 rw-p 00000000 fd:00 916610 /lib/xtables/libxt_standard.so 00820000-0083d000 r-xp 00000000 fd:00 935495 /lib/libgcc_s-4.4.5-20110214.so.1 0083d000-0083e000 rw-p 0001d000 fd:00 935495 /lib/libgcc_s-4.4.5-20110214.so.1 009c7000-009e5000 r-xp 00000000 fd:00 935462 /lib/ld-2.12.so 009e5000-009e6000 r--p 0001d000 fd:00 935462 /lib/ld-2.12.so 009e6000-009e7000 rw-p 0001e000 fd:00 935462 /lib/ld-2.12.so 009ed000-00b77000 r-xp 00000000 fd:00 935463 /lib/libc-2.12.so 00b77000-00b79000 r--p 0018a000 fd:00 935463 /lib/libc-2.12.so 00b79000-00b7a000 rw-p 0018c000 fd:00 935463 /lib/libc-2.12.so 00b7a000-00b7d000 rw-p 00000000 00:00 0 00b7f000-00ba7000 r-xp 00000000 fd:00 935489 /lib/libm-2.12.so 00ba7000-00ba8000 r--p 00027000 fd:00 935489 /lib/libm-2.12.so 00ba8000-00ba9000 rw-p 00028000 fd:00 935489 /lib/libm-2.12.so 00bab000-00bae000 r-xp 00000000 fd:00 935469 /lib/libdl-2.12.so 00bae000-00baf000 r--p 00002000 fd:00 935469 /lib/libdl-2.12.so 00baf000-00bb0000 rw-p 00003000 fd:00 935469 /lib/libdl-2.12.so 00bb2000-00bb9000 r-xp 00000000 fd:00 916669 /lib/libxtables.so.4.0.0 00bb9000-00bba000 rw-p 00006000 fd:00 916669 /lib/libxtables.so.4.0.0 00bbc000-00bc2000 r-xp 00000000 fd:00 922985 /lib/libip6tc.so.0.0.0 00bc2000-00bc3000 rw-p 00005000 fd:00 922985 /lib/libip6tc.so.0.0.0 00d96000-00d97000 r-xp 00000000 00:00 0 [vdso] 08048000-08052000 r-xp 00000000 fd:00 397817 /sbin/ip6tables-multi 08052000-08054000 rw-p 0000a000 fd:00 397817 /sbin/ip6tables-multi 0873b000-0875c000 rw-p 00000000 00:00 0 [heap] b787d000-b787f000 rw-p 00000000 00:00 0 b7897000-b7898000 rw-p 00000000 00:00 0 bfa14000-bfa29000 rw-p 00000000 00:00 0 [stack] Aborted (core dumped) [root@adim hbfw2]# Thanks, Adishesh -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html