bash core dumps

[Molle Bestefich]

Hello

Bash 3 sometimes crashes with signal 11 in find_pipeline.
Below is a backtrace, if anybody feels like fixing it :-).

jobs.c:915-916
  /* Return it if we found it. */
  if (p->pid == pid)

Backtrace:
#0  find_pipeline (pid=8987, running_only=1, jobp=0x8fbf9c34) at jobs.c:916
#1  0x1c1df in waitchld (wpid=-1, block=0) at jobs.c:2515
#2  0x1c12e in sigchld_handler (sig=20) at jobs.c:2453
#3  0x8fbfc13c in ?? (100408, 19ed0, 2e1, 1, 8fbf9cec, 355fa, 100408, 19ed0)
#4  0x6ac8b in sh_free (mem=0x100408, file=0x19ed0 "jobs.c", line=737)
    at malloc.c:1143
#5  0x355fa in sh_xfree (string=0x100408, file=0x19ed0 "jobs.c", line=737)
    at xmalloc.c:191
#6  0x1a654 in discard_pipeline (chain=0x100408) at jobs.c:737
#7  0x19fce in cleanup_the_pipeline () at jobs.c:396
#8  0x20caf in command_substitute (string=0xf5048 "seq 0 $fieldloopctr",
    quoted=0) at subst.c:4177
#9  0x23e7f in expand_word_internal (word=0x1272a8, quoted=0, isexp=0,
    contains_dollar_at=0x8fbf9dcc, expanded_something=0x8fbf9dc8)
    at subst.c:6291
#10 0x24b32 in shell_expand_word_list (tlist=0xf06e8, eflags=30)
    at subst.c:7215
#11 0x24cf1 in expand_word_list_internal (list=0x117a08, eflags=30)
    at subst.c:7332
#12 0x2476d in expand_words_no_vars (list=0x117a08) at subst.c:6999
#13 0xfdc5 in execute_for_command (for_command=0xfed08) at execute_cmd.c:1595
#14 0xee8a in execute_command_internal (command=0x12b9c8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11e188) at execute_cmd.c:732
#15 0xfc9f in execute_connection (command=0xdfb28, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x11e188) at execute_cmd.c:1524
#16 0xef7a in execute_command_internal (command=0xdfb28, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11e188) at execute_cmd.c:820
#17 0xe851 in execute_command (command=0xdfb28) at execute_cmd.c:347
#18 0xfc40 in execute_connection (command=0x136188, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11c968) at execute_cmd.c:1503
#19 0xef7a in execute_command_internal (command=0x136188, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11c968) at execute_cmd.c:820
#20 0xef65 in execute_command_internal (command=0xee6c8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11c968) at execute_cmd.c:812
#21 0x12279 in execute_function (var=0xc7608, words=0x103a68, flags=0,
    fds_to_close=0x11c968, async=0, subshell=0) at execute_cmd.c:3249
#22 0x1258b in execute_builtin_or_function (words=0x103a68, builtin=0,
    var=0xc7608, redirects=0x0, fds_to_close=0x11c968, flags=0)
    at execute_cmd.c:3437
#23 0x11ad7 in execute_simple_command (simple_command=0x124528, pipe_in=-1,
    pipe_out=-1, async=0, fds_to_close=0x11c968) at execute_cmd.c:2950
#24 0xed92 in execute_command_internal (command=0x121988, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11c968) at execute_cmd.c:660
#25 0xfc9f in execute_connection (command=0x11fca8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11c968) at execute_cmd.c:1524
#26 0xef7a in execute_command_internal (command=0x11fca8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x11c968) at execute_cmd.c:820
#27 0xe851 in execute_command (command=0x11fca8) at execute_cmd.c:347
#28 0xfc40 in execute_connection (command=0x142d68, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xf6b68) at execute_cmd.c:1503
#29 0xef7a in execute_command_internal (command=0x142d68, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xf6b68) at execute_cmd.c:820
#30 0xe851 in execute_command (command=0x142d68) at execute_cmd.c:347
#31 0x10f02 in execute_if_command (if_command=0xf7a68) at execute_cmd.c:2374
#32 0xef1a in execute_command_internal (command=0x12e568, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xfa8b8) at execute_cmd.c:772
#33 0xe851 in execute_command (command=0x12e568) at execute_cmd.c:347
#34 0x10f02 in execute_if_command (if_command=0x139388) at execute_cmd.c:2374
#35 0xef1a in execute_command_internal (command=0xf6368, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:772
#36 0xfc9f in execute_connection (command=0x13c128, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:1524
#37 0xef7a in execute_command_internal (command=0x13c128, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:820
#38 0xef65 in execute_command_internal (command=0x122da8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:812
#39 0x12279 in execute_function (var=0xc7c08, words=0xf1048, flags=0,
    fds_to_close=0x10cab8, async=0, subshell=0) at execute_cmd.c:3249
#40 0x1258b in execute_builtin_or_function (words=0xf1048, builtin=0,
    var=0xc7c08, redirects=0x0, fds_to_close=0x10cab8, flags=0)
    at execute_cmd.c:3437
#41 0x11ad7 in execute_simple_command (simple_command=0x1363c8, pipe_in=-1,
    pipe_out=-1, async=0, fds_to_close=0x10cab8) at execute_cmd.c:2950
#42 0xed92 in execute_command_internal (command=0x136c08, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:660
#43 0xfc9f in execute_connection (command=0x12d7c8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:1524
#44 0xef7a in execute_command_internal (command=0x12d7c8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cab8) at execute_cmd.c:820
#45 0xe851 in execute_command (command=0x12d7c8) at execute_cmd.c:347
#46 0xff4f in execute_for_command (for_command=0xf0728) at execute_cmd.c:1658
#47 0xee8a in execute_command_internal (command=0x136248, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x126c48) at execute_cmd.c:732
#48 0xfc9f in execute_connection (command=0x12a0e8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x126c48) at execute_cmd.c:1524
#49 0xef7a in execute_command_internal (command=0x12a0e8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x126c48) at execute_cmd.c:820
#50 0xe851 in execute_command (command=0x12a0e8) at execute_cmd.c:347
#51 0xfc40 in execute_connection (command=0x120528, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x131468) at execute_cmd.c:1503
#52 0xef7a in execute_command_internal (command=0x120528, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x131468) at execute_cmd.c:820
#53 0xe851 in execute_command (command=0x120528) at execute_cmd.c:347
#54 0xfc40 in execute_connection (command=0x123098, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x103948) at execute_cmd.c:1503
#55 0xef7a in execute_command_internal (command=0x123098, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x103948) at execute_cmd.c:820
#56 0xe851 in execute_command (command=0x123098) at execute_cmd.c:347
#57 0xfc40 in execute_connection (command=0x113a08, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xfada8) at execute_cmd.c:1503
#58 0xef7a in execute_command_internal (command=0x113a08, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xfada8) at execute_cmd.c:820
#59 0xe851 in execute_command (command=0x113a08) at execute_cmd.c:347
#60 0xfc40 in execute_connection (command=0x108788, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x128fa8) at execute_cmd.c:1503
#61 0xef7a in execute_command_internal (command=0x108788, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x128fa8) at execute_cmd.c:820
#62 0xe851 in execute_command (command=0x108788) at execute_cmd.c:347
#63 0xfc40 in execute_connection (command=0xf3668, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x10e4e8) at execute_cmd.c:1503
#64 0xef7a in execute_command_internal (command=0xf3668, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10e4e8) at execute_cmd.c:820
#65 0xe851 in execute_command (command=0xf3668) at execute_cmd.c:347
#66 0x10f02 in execute_if_command (if_command=0xf8868) at execute_cmd.c:2374
#67 0xef1a in execute_command_internal (command=0xf2ca8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x1335a8) at execute_cmd.c:772
#68 0x43f0c in parse_and_execute (
    string=0x14b008 "if [ -z \"$agentversion\" ]; then\n\techo
\"Configuration not loaded. This script must be started from the
runagent script.\" >&2\n\texit 1\nfi\n\necho ';PREPARE'\necho '
____'\necho '|  _ \\ _ __ ___ _ __   __ _ _"..., from_file=0xf7c08
"./prepare.sh", flags=20) at evalstring.c:267
#69 0x439c4 in _evalfile (filename=0xf7c08 "./prepare.sh", flags=14)
    at evalfile.c:235
#70 0x43b35 in source_file (filename=0xf7c08 "./prepare.sh", sflags=0)
    at evalfile.c:308
#71 0x49e80 in source_builtin (list=0x11ee08) at ./source.def:169
#72 0x11d65 in execute_builtin (builtin=0x49cb8 <source_builtin>,
    words=0xf45c8, flags=0, subshell=0) at execute_cmd.c:3077
#73 0x1256f in execute_builtin_or_function (words=0xf45c8,
    builtin=0x49cb8 <source_builtin>, var=0x0, redirects=0x0,
    fds_to_close=0x10cec8, flags=0) at execute_cmd.c:3435
#74 0x11ad7 in execute_simple_command (simple_command=0xbeba8, pipe_in=-1,
    pipe_out=-1, async=0, fds_to_close=0x10cec8) at execute_cmd.c:2950
#75 0xed92 in execute_command_internal (command=0xbeb88, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cec8) at execute_cmd.c:660
#76 0xfc9f in execute_connection (command=0xbec28, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x10cec8) at execute_cmd.c:1524
#77 0xef7a in execute_command_internal (command=0xbec28, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10cec8) at execute_cmd.c:820
#78 0xe851 in execute_command (command=0xbec28) at execute_cmd.c:347
#79 0xfc40 in execute_connection (command=0xbed48, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x139e88) at execute_cmd.c:1503
#80 0xef7a in execute_command_internal (command=0xbed48, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x139e88) at execute_cmd.c:820
#81 0xe851 in execute_command (command=0xbed48) at execute_cmd.c:347
#82 0xfc40 in execute_connection (command=0xbee68, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x1133a8) at execute_cmd.c:1503
#83 0xef7a in execute_command_internal (command=0xbee68, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x1133a8) at execute_cmd.c:820
#84 0xe851 in execute_command (command=0xbee68) at execute_cmd.c:347
#85 0xfc40 in execute_connection (command=0xb2b68, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x1018e8) at execute_cmd.c:1503
#86 0xef7a in execute_command_internal (command=0xb2b68, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x1018e8) at execute_cmd.c:820
#87 0xe851 in execute_command (command=0xb2b68) at execute_cmd.c:347
#88 0xfc40 in execute_connection (command=0xb2c98, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0xf3c68) at execute_cmd.c:1503
#89 0xef7a in execute_command_internal (command=0xb2c98, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xf3c68) at execute_cmd.c:820
#90 0xe851 in execute_command (command=0xb2c98) at execute_cmd.c:347
#91 0xfc40 in execute_connection (command=0xbf068, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0xf7328) at execute_cmd.c:1503
#92 0xef7a in execute_command_internal (command=0xbf068, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xf7328) at execute_cmd.c:820
#93 0xe851 in execute_command (command=0xbf068) at execute_cmd.c:347
#94 0xfc40 in execute_connection (command=0xbf548, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x13b2c8) at execute_cmd.c:1503
#95 0xef7a in execute_command_internal (command=0xbf548, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x13b2c8) at execute_cmd.c:820
#96 0xe851 in execute_command (command=0xbf548) at execute_cmd.c:347
#97 0xfc40 in execute_connection (command=0xbf6e8, asynchronous=0, pipe_in=-1,
    pipe_out=-1, fds_to_close=0x13aca8) at execute_cmd.c:1503
#98 0xef7a in execute_command_internal (command=0xbf6e8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x13aca8) at execute_cmd.c:820
#99 0xe851 in execute_command (command=0xbf6e8) at execute_cmd.c:347
#100 0xfc40 in execute_connection (command=0xbf868, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10bf48) at execute_cmd.c:1503
#101 0xef7a in execute_command_internal (command=0xbf868, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0x10bf48) at execute_cmd.c:820
#102 0xe851 in execute_command (command=0xbf868) at execute_cmd.c:347
#103 0x10e3a in execute_while_or_until (while_command=0xbf888, type=0)
    at execute_cmd.c:2323
#104 0x10d9d in execute_while_command (while_command=0xbf888)
    at execute_cmd.c:2269
#105 0xeeea in execute_command_internal (command=0xbf8a8, asynchronous=0,
    pipe_in=-1, pipe_out=-1, fds_to_close=0xbf8c8) at execute_cmd.c:760
#106 0xe851 in execute_command (command=0xbf8a8) at execute_cmd.c:347
#107 0x3557 in reader_loop () at eval.c:146
#108 0x186f in main (argc=2, argv=0x8fbfb0fc, env=0x8fbfb108) at shell.c:704

Cc please.