ports/70341: pan2 crashes when built with libgnuregex
Conrad J. Sabatier
conrads at cox.net
Sun Aug 15 02:00:37 UTC 2004
The following reply was made to PR ports/70341; it has been noted by GNATS.
From: "Conrad J. Sabatier" <conrads at cox.net>
To: Joe Marcus Clarke <marcus at FreeBSD.org>
Cc: pan at rebelbase.com, freebsd-gnats-submit at FreeBSD.org
Subject: Re: ports/70341: pan2 crashes when built with libgnuregex
Date: Sat, 14 Aug 2004 20:51:26 -0500 (CDT)
OK, finally got that full trace. I just did another full upgrade of
the world, kernel and ports, all with debugging enabled.
dolphin:conrads:/usr/home/conrads$ gdb `which pan`
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and
you are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for
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This GDB was configured as "amd64-marcel-freebsd"...
(gdb) run
Starting program: /usr/X11R6/bin/pan
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 5 (LWP 100116)]
0x0000000202f39d18 in re_search_2 (bufp=0x7fffffbea230, string1=0x0,
size1=0,
string2=0xc4f880 "Steas Post Full Mix Explosive Car Tunning
[10/010 - \"Explosive Car Tunning 4 - CD2 192KBPS.vol64+16.PAR2\"
yEnc (15/17)", size2=121,
startpos=0, range=121, regs=0x0, stop=121)
at /usr/src/gnu/lib/libregex/regex.c:5036
5036 range--;
(gdb) bt full
#0 0x0000000202f39d18 in re_search_2 (bufp=0x7fffffbea230, string1=0x0,
size1=0,
string2=0xc4f880 "Steas Post Full Mix Explosive Car Tunning
[10/010 - \"Explosive Car Tunning 4 - CD2 192KBPS.vol64+16.PAR2\"
yEnc (15/17)", size2=121,
startpos=0, range=121, regs=0x0, stop=121)
at /usr/src/gnu/lib/libregex/regex.c:5036
d = 0xc4f881 "teas Post Full Mix Explosive Car Tunning [10/010
- \"Explosive Car Tunning 4 - CD2 192KBPS.vol64+16.PAR2\" yEnc
(15/17)"
lim = 0
irange = 121
val = 11494144
fastmap = 0x2 <Error reading address 0x2: Bad address>
translate = 0xaf6300 ""
total_size = 121
endpos = 121
#1 0x0000000202f39f03 in re_search (bufp=0x7fffffbea201, string=0x0,
size=12908673, startpos=121, range=1, regs=0x0)
at /usr/src/gnu/lib/libregex/regex.c:4923
No locals.
#2 0x0000000202f3a2e2 in regexec (preg=0x68c768,
string=0xc4f880 "Steas Post Full Mix Explosive Car Tunning [10/010
- \"Explosive Car Tunning 4 - CD2 192KBPS.vol64+16.PAR2\" yEnc
(15/17)", nmatch=0,
pmatch=0x0, eflags=0) at /usr/src/gnu/lib/libregex/regex.c:7790
ret = 6866792
---Type <return> to continue, or q <return> to quit---
regs = {num_regs = 0, start = 0x0, end = 0x68c768}
private_preg = {buffer = 0xc6e9c0 "\002\001.\004\016",
allocated = 64,
used = 39, syntax = 242428,
fastmap = 0x2 <Error reading address 0x2: Bad address>,
translate = 0xaf6300 "", re_nsub = 0, can_be_null = 0, regs_allocated
= 2,
fastmap_accurate = 1, no_sub = 0, not_bol = 0, not_eol = 0,
newline_anchor = 0}
len = 121
want_reg_info = 0 '\0'
#3 0x000000000046c14d in filter_phrase_test_articles
(filter=0x7fffffbea201,
articles=0xc50000, article_qty=851, does_match=0xc52000)
at filter-phrase.c:173
buf =
"`»È\000\000\000\000\000¨»È\000\000\000\000\000\bãÐ\002\002\000\000\000\
000´i\000\001\000\000\000\bãÐ\002\002\000\000\0003ä¿\002\002", '\0'
<repeats 11 times>,
"\bãÐ\002\002\000\000\000\000´i\000\000\000\000\000\000\000\000\000\001"
, '\0' <repeats 11 times>,
"µñ¿\002\002\000\000\000\bãÐ\002\002\000\000\000\000´i\000\001\000\000\0
00\bãÐ\002\002\000\000\0003ä¿\002\002", '\0' <repeats 11 times>,
"\bãÐ\002\002\000\000\000\000´i\000\000\000\000\000\000\000\000\000\001"
, '\0' <repeats 11 times>, "µñ¿\002\002\000\000\000\000ùÄ", '\0'
<repeats 13 times>, "\001\000\000\000\000\000\000\000Ð d", '\0'
<repeats 13 times>...
a = (const Article *) 0x0
text = 0xc4f880 "Steas Post Full Mix Explosive Car Tunning
[10/010 - \"Explosive Car Tunning 4 - CD2 192KBPS.vol64+16.PAR2\"
yEnc (15/17)"
text_len = 0
---Type <return> to continue, or q <return> to quit---
i = 0
phrase = (FilterPhrase *) 0x68c600
#4 0x0000000000469ce3 in filter_test_articles (filter=0x68c600,
articles=0x0,
qty=851, passfail=0xc52000) at filter.c:116
__PRETTY_FUNCTION__ = "filter_test_articles"
#5 0x0000000000469ce3 in filter_test_articles (filter=0xaafd00,
articles=0x0,
qty=851, passfail=0xc52000) at filter.c:116
__PRETTY_FUNCTION__ = "filter_test_articles"
#6 0x0000000000469e71 in filter_remove_failures (filter=0x0,
articles=0xad54b0) at filter.c:209
i = 0
tmp = (GPtrArray *) 0x65e780
passfail = (gboolean *) 0xc52000
__PRETTY_FUNCTION__ = "filter_remove_failures"
#7 0x0000000000467101 in rule_apply (rule=0xb4f400, articles=0x65e780)
at rule.c:287
filter = (Filter *) 0xaafd00
tmp = (GPtrArray *) 0xad54b0
deleted = 1
__PRETTY_FUNCTION__ = "rule_apply"
#8 0x0000000000464c40 in rule_manager_process_incoming_articles (
articles=0x65e780) at rule-manager.c:123
r = (Rule *) 0x7fffffbea201
i = 2
---Type <return> to continue, or q <return> to quit---
__PRETTY_FUNCTION__ = "rule_manager_process_incoming_articles"
#9 0x0000000000457784 in task_headers_run_download (task=0xb26100,
sock=0xa6cd00) at task-headers.c:321
steps = 8863072
articles = (GPtrArray *) 0x65e780
low_in_group = 2401495
high_in_group = 2403866
low_to_fetch = 2402774
high_to_fetch = 2403866
high_reached = 2403866
total_in_group = 2338
progress_fmt = 0x4ff20c "New %lu of %lu"
reffed = 1
state_set = 0
val = 11494144
state = TASK_OK
__PRETTY_FUNCTION__ = "task_headers_run_download"
#10 0x000000000044bc63 in queue_run_thread (gp_data=0x7fffffbea201,
user_data=0x0) at queue.c:941
data = (QueueRunStruct *) 0xb011a0
task = (Task *) 0xb26100
sock = (PanSocket *) 0xa6cd00
#11 0x00000002026997fa in g_thread_pool_thread_proxy
(data=0x7fffffbea201)
at gthreadpool.c:113
---Type <return> to continue, or q <return> to quit---
task = 0xb011a0
goto_global_pool = 0
len = 11538848
pool = (GRealThreadPool *) 0x684980
watcher = 0
#12 0x0000000202697464 in g_thread_create_proxy (data=0x7fffffbea201)
at gthread.c:556
thread = (GRealThread *) 0x684b40
__PRETTY_FUNCTION__ = "g_thread_create_proxy"
#13 0x0000000202bf4aa9 in thread_start (curthread=0x7fffffbea201,
start_routine=0, arg=0x7fffffbea201)
at /usr/src/lib/libpthread/thread/thr_create.c:342
No locals.
#14 0x00000002030870d4 in makectx_wrapper (ucp=0x69f010, func=0x73,
args=0xaf6300) at /usr/src/lib/libc/amd64/gen/makecontext.c:100
No locals.
#15 0x0000000000000000 in ?? ()
No symbol table info available.
#16 0x000000000069b400 in ?? ()
No symbol table info available.
#17 0x00000002026973e0 in g_thread_fail () at gthread.c:538
g_once_cond = (GCond *) 0x6540a0
zero_thread = {data = "\000\000\000\000\000\000\000",
dummy_double = 0, dummy_pointer = 0x0, dummy_long = 0}
---Type <return> to continue, or q <return> to quit---
g__g_thread_lock = {runtime_mutex = 0x0, static_mutex = {
pad = "\000îh\000\000\000\000", dummy_double =
3.3975273929184166e-317,
dummy_pointer = 0x68ee00, dummy_long = 6876672}}
g_thread_free_indeces = (GSList *) 0x0
g_thread_all_threads = (GSList *) 0x65d920
g_once_mutex = (GMutex *) 0x654090
g_thread_specific_private = (GPrivate *) 0x654130
g_thread_functions_for_glib_use = {
mutex_new = 0x2026973c0 <g_thread_fail>, mutex_lock = 0,
mutex_trylock = 0,
mutex_unlock = 0, mutex_free = 0, cond_new = 0x2026973c0
<g_thread_fail>,
cond_signal = 0, cond_broadcast = 0, cond_wait = 0, cond_timed_wait =
0,
cond_free = 0, private_new = 0x2026973c0 <g_thread_fail>, private_get
= 0,
private_set = 0, thread_create = 0x2026973c0 <g_thread_fail>,
thread_yield = 0, thread_join = 0, thread_exit = 0,
thread_set_priority = 0,
thread_self = 0, thread_equal = 0}
g_thread_use_default_impl = 1
g_threads_got_initialized = 0
#18 0x0000000000684b40 in ?? ()
No symbol table info available.
#19 0x0000000000000000 in ?? ()
No symbol table info available.
#20 0x0000000000000000 in ?? ()
No symbol table info available.
#21 0x0000000000000000 in ?? ()
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
Error accessing memory address 0x7fffffbeb000: Bad address.
(gdb)
--
Conrad J. Sabatier <conrads at cox.net> -- "In Unix veritas"
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