[nos-bbs] JNOS Crash, continued

[Ray Quinn]

I was logged in to the JNOS machine using SSH watching the log file 
using tail. This was on the screen after a successful and completed mail 
forward. I was not running GDB at the time.
-----------Begin-----------------------------


*** glibc detected *** /jnos/jnos: corrupted double-linked list: 
0x09c7eb48 ***
======= Backtrace: =========
/lib/libc.so.6[0x32ae3a]
/lib/libc.so.6(cfree+0x59)[0x32eda9]
/jnos/jnos[0x80ccda2]
/jnos/jnos[0x80a7a4a]
/jnos/jnos[0x80a7b03]
/jnos/jnos[0x80a8310]
/lib/libc.so.6(makecontext+0x4b)[0x2fb06b]
/jnos/jnos[0x809f270]
/jnos/jnos[0x804af22]
/lib/libc.so.6(__libc_start_main+0xdc)[0x2d6ebc]
/jnos/jnos[0x804a601]
======= Memory map: ========
002a2000-002bd000 r-xp 00000000 fd:00 1311236    /lib/ld-2.5.so
002bd000-002be000 r-xp 0001a000 fd:00 1311236    /lib/ld-2.5.so
002be000-002bf000 rwxp 0001b000 fd:00 1311236    /lib/ld-2.5.so
002c1000-00418000 r-xp 00000000 fd:00 1311237    /lib/libc-2.5.so
00418000-0041a000 r-xp 00157000 fd:00 1311237    /lib/libc-2.5.so
0041a000-0041b000 rwxp 00159000 fd:00 1311237    /lib/libc-2.5.so
0041b000-0041e000 rwxp 0041b000 00:00 0
00420000-00423000 r-xp 00000000 fd:00 1311240    /lib/libdl-2.5.so
00423000-00424000 r-xp 00002000 fd:00 1311240    /lib/libdl-2.5.so
00424000-00425000 rwxp 00003000 fd:00 1311240    /lib/libdl-2.5.so
004f0000-004fb000 r-xp 00000000 fd:00 1311242 
/lib/libgcc_s-4.1.2-20080825.so.1
004fb000-004fc000 rwxp 0000a000 fd:00 1311242 
/lib/libgcc_s-4.1.2-20080825.so.1
0077e000-0077f000 r-xp 0077e000 00:00 0          [vdso]
00ad9000-00b19000 r-xp 00000000 fd:00 2693644 /usr/lib/libncurses.so.5.5
00b19000-00b21000 rwxp 00040000 fd:00 2693644 /usr/lib/libncurses.so.5.5
00b21000-00b22000 rwxp 00b21000 00:00 0
08048000-08109000 r-xp 00000000 fd:00 1178498    /jnos/jnos
08109000-08111000 rw-p 000c1000 fd:00 1178498    /jnos/jnos
08111000-0811a000 rw-p 08111000 00:00 0
09c1c000-09ccf000 rw-p 09c1c000 00:00 0          [heap]
b7e00000-b7e21000 rw-p b7e00000 00:00 0
b7e21000-b7f00000 ---p b7e21000 00:00 0
b7f9d000-b7f9f000 rw-p b7f9d000 00:00 0
b7fae000-b7faf000 rw-p b7fae000 00:00 0
bff05000-bff1a000 rw-p bffe9000 00:00 0          [stack]

--------End--------------

-- 
                                  _____
          ,                       |[][]|
       ,__|                 ______|    |
   ,__/__]||    ________    |       D8 |
   |__!___!!`--'L_______\   |__________|()   ___________
   "(_)[___]====(_)(_)=| \_(___________)_/__/=(_)===(_)~'

                      73 de Ray Quinn W6RAY
                      Visalia, CA USA DM06ih