Subject: bug#2571: 23.0.91; Crashes on zooming pdf document

From: Андрей Парамонов <[email-masked]>
Date: Mon, 9 Mar 2009 00:17:34 +0300

Hello!

I think I've managed to get a more or less meaningful backtrace:

#0  0xb7fa3424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7506956 in kill () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#2  0x081236db in abort () at emacs.c:432
No locals.
#3  0x080c5505 in multibyte_chars_in_text (ptr=0x6 <Address 0x6 out of
bounds>, nbytes=59) at character.c:622
	endp = (const unsigned char *) 0xbfcbfa4b "¿ÏÂ\b\b\v"
	chars = 47
#4  0x0814ddce in insert_1 (
    string=0xbfcbfa10 "DocView: process pdf/ps->png changed status to
ð£Ð±Ð¸Ñ\202Ð¾\n.¿ÏÂ\b\b\v", nbytes=59,
    inherit=1, prepare=0, before_markers=0) at insdel.c:832
No locals.
#5  0x0807c232 in message_dolog (
    m=0xbfcbfa10 "DocView: process pdf/ps->png changed status to
ð£Ð±Ð¸Ñ\202Ð¾\n.¿ÏÂ\b\b\v", nbytes=59,
    nlflag=1, multibyte=1) at xdisp.c:7770
	oldbuf = (struct buffer *) 0x9010cf0
	oldbegv = 138204338
	oldzv = 138204362
	old_windows_or_buffers_changed = 0
	oldpoint = 138204314
	old_deactivate_mark = 137964825
	tem = <value optimized out>
#6  0x0808c359 in message3 (m=139231691, nbytes=59, multibyte=1) at xdisp.c:8005
No locals.
#7  0x0818e6ef in Fmessage (nargs=3, args=0xbfcbfb24) at editfns.c:3382
	val = <value optimized out>
#8  0x08192b36 in Ffuncall (nargs=4, args=0xbfcbfb20) at eval.c:3025
	fun = <value optimized out>
	original_fun = 138151641
	funcar = <value optimized out>
	numargs = 3
	val = <value optimized out>
	backtrace = {next = 0xbfcbfc28, function = 0xbfcbfb20, args =
0xbfcbfb24, nargs = 3, evalargs = 0 '\0',
  debug_on_exit = 0 '\0'}
	internal_args = (Lisp_Object *) 0xbfcbfb24
	i = <value optimized out>
#9  0x081c79f0 in Fbyte_code (bytestr=138492019, vector=150750684,
maxdepth=<value optimized out>)
    at bytecode.c:678
	op = 240
	stack = {pc = 0x9016b72 "\207ÉÊ\tË\"!\2054", top = 0xbfcbfb2c, bottom
= 0xbfcbfb20,
  byte_string = 138492019, byte_string_start = 0x9016b64
"ÄÅ\b\"\204\017", constants = 150750684, next = 0x0}
	top = (Lisp_Object *) 0xbfcbfb20
	result = <value optimized out>
#10 0x08194a63 in funcall_lambda (fun=150877404, nargs=2,
arg_vector=0xbfcbfc64) at eval.c:3231
	val = <value optimized out>
	syms_left = <value optimized out>
	next = <value optimized out>
	i = 2
	optional = 0
	rest = 0
#11 0x0819299b in Ffuncall (nargs=3, args=0xbfcbfc60) at eval.c:3101
	fun = 150877404
	original_fun = 151060545
	funcar = <value optimized out>
	numargs = 2
	val = <value optimized out>
	backtrace = {next = 0x0, function = 0xbfcbfc60, args = 0xbfcbfc64,
nargs = 2, evalargs = 0 '\0',
  debug_on_exit = 0 '\0'}
	internal_args = (Lisp_Object *) 0xbfcbfc64
	i = <value optimized out>
#12 0x08193fbb in Fapply (nargs=2, args=0xbfcbfcb0) at eval.c:2532
	ret_ungc_val = 0
	i = <value optimized out>
	numargs = <value optimized out>
	spread_arg = 137964825
	funcall_args = (Lisp_Object *) 0xbfcbfc60
	fun = <value optimized out>
#13 0x08194104 in apply1 (fn=151060545, arg=140923909) at eval.c:2796
No locals.
#14 0x081cb24d in read_process_output_call (fun_and_args=140953573) at
process.c:5149
No locals.
#15 0x08191d66 in internal_condition_case_1 (bfun=0x81cb230
<read_process_output_call>, arg=140953573,
    handlers=138007961, hfun=0x81cb2a0 <exec_sentinel_error_handler>)
at eval.c:1559
	val = <value optimized out>
	c = {tag = 137964825, val = 137964825, next = 0xbfcc067c, gcpro =
0x0, jmp = {{__jmpbuf = {150809672,
        150000604, 151060545, -1077150296, 1621349270, -983559943},
__mask_was_saved = 0, __saved_mask = {
        __val = {3217817048, 135918005, 150844292, 150844310, 1, 0, 1,
6, 11, 139231787, 1, 11, 3217817048,
          135916991, 6, 11, 0, 138004296, 137990162, 151063792,
3217816952, 135803995, 138004297, 137990162,
          137964873, 151063792, 137964849, 137990160, 150809672,
138004296, 138004297, 137964873}}}},
  backlist = 0x0, handlerlist = 0xbfcc0744, lisp_eval_depth = 0,
pdlcount = 6, poll_suppress_count = 1,
  interrupt_input_blocked = 0, byte_stack = 0x0}
	h = {handler = 138007961, var = 137964825, chosen_clause = 150809672,
tag = 0xbfcbfccc,
  next = 0xbfcc0744}
#16 0x081cb4d7 in exec_sentinel (proc=150000604, reason=139231771) at
process.c:6752
	sentinel = 151060545
	odeactivate = 137964825
	p = <value optimized out>
	outer_running_asynch_code = 0
	waiting = -1
#17 0x081cb6ec in status_notify (deleting_process=0x0) at process.c:6856
	symbol = 138106689
	p = (struct Lisp_Process *) 0x8f0d3d8
	proc = 150000604
	buffer = 149997036
	tail = <value optimized out>
	msg = 139231771
#18 0x081cf725 in wait_reading_process_output (time_limit=120,
microsecs=0, read_kbd=-1, do_display=1,
    wait_for_cell=137964825, wait_proc=0x0, just_wait_proc=0) at process.c:4676
	Atemp = {fds_bits = {0 <repeats 32 times>}}
	Ctemp = {fds_bits = {0 <repeats 32 times>}}
	timeout_reduced_for_timers = 1
	channel = 141341184
	nfds = 0
	Available = {fds_bits = {0 <repeats 32 times>}}
	Connecting = {fds_bits = {0 <repeats 32 times>}}
	check_connect = 150232728
	check_delay = 64
	no_avail = <value optimized out>
	xerrno = 30
	proc = -1215667220
	timeout = {tv_sec = 0, tv_usec = 0}
	end_time = {tv_sec = 1236546511, tv_usec = 376155}
	wait_channel = -1
	got_some_input = 0
#19 0x08058e48 in sit_for (timeout=960, reading=1, do_display=1) at
dispnew.c:6644
	sec = 120
	usec = 0
#20 0x0813215a in read_char (commandflag=1, nmaps=2, maps=0xbfcc0480,
prev_event=137964825,
    used_mouse_menu=0xbfcc0534, end_time=0x0) at keyboard.c:2946
	tem0 = <value optimized out>
	delay_level = 120
	buffer_size = <value optimized out>
	c = 137964825
	local_getcjmp = {{__jmpbuf = {2, 150059940, 1, -1077148616,
1868452758, -781006087},
    __mask_was_saved = 0, __saved_mask = {__val = {151063792,
3217818472, 135544010, 140868429, 137994177, 0,
        140530378, 3217818496, 137964825, 3217818696, 135841449,
137994177, 8, 151063796, 0, 140530378,
        0 <repeats 16 times>}}}}
	save_jump = {{__jmpbuf = {0, 0, 0, 0, 0, 0}, __mask_was_saved = 0,
__saved_mask = {__val = {
        0 <repeats 32 times>}}}}
	key_already_recorded = 0
	tem = 0
	save = <value optimized out>
	previous_echo_area_message = 137964825
	also_record = 137964825
	reread = 0
	polling_stopped_here = <value optimized out>
	orig_kboard = (struct kboard *) 0x8685e90
#21 0x08133721 in read_key_sequence (keybuf=0xbfcc05e4, bufsize=30,
prompt=137964825, dont_downcase_last=0,
    can_return_switch_frame=1, fix_current_buffer=1) at keyboard.c:9432
	interrupted_kboard = (KBOARD *) 0x8685e90
	key = -1077148408
	used_mouse_menu = 0
	echo_local_start = 0
	last_real_key_start = 0
	keys_local_start = 0
	local_first_binding = 0
	from_string = 137964825
	count = 2
	t = 0
	echo_start = 0
	keys_start = 0
	nmaps = 2
	nmaps_allocated = 2
	defs = (Lisp_Object * volatile) 0xbfcc0460
	submaps = (Lisp_Object * volatile) 0xbfcc0480
	orig_local_map = 140986589
	orig_keymap = 137964825
	localized_local_map = 0
	first_binding = 0
	first_unbound = 31
	mock_input = 0
	fkey = {parent = 138462725, map = 138462725, start = 0, end = 0}
	keytran = {parent = 137958269, map = 137958269, start = 0, end = 0}
	indec = {parent = 138462733, map = 138462733, start = 0, end = 0}
	shift_translated = 0
	delayed_switch_frame = 137964825
	original_uppercase = 137964825
	original_uppercase_position = -1
	starting_buffer = (struct buffer *) 0x9010cf0
	fake_prefixed_keys = 137964825
#22 0x08135844 in command_loop_1 () at keyboard.c:1640
	cmd = <value optimized out>
	lose = <value optimized out>
	nonundocount = 0
	keybuf = {344, 48, 63, -1219629808, -1219634912, 0, 0, 0, 0, 1, 1013,
-1224767816, -1217533280,
  134545180, -1219593184, 134523780, 1, -1208217612, -1472036457, 0,
-1077148088, -1077148240, 0, 134479872,
  137964825, 138858809, 0, 138491168, 138491152, -1077148056}
	i = <value optimized out>
	prev_modiff = 2
	prev_buffer = (struct buffer *) 0x9010cf0
	already_adjusted = 0
#23 0x08191fa0 in internal_condition_case (bfun=0x8135660
<command_loop_1>, handlers=138007961,
    hfun=0x812fec0 <cmd_error>) at eval.c:1511
	val = <value optimized out>
	c = {tag = 137964825, val = 137964825, next = 0xbfcc0790, gcpro =
0x0, jmp = {{__jmpbuf = {0,
        138491168, 138491152, -1077147816, 1867953046, -983265031},
__mask_was_saved = 0, __saved_mask = {
        __val = {3086749684, 3070199288, 24, 3217819092, 3086667901,
3076751348, 1635, 3076751348, 138021000,
          138021000, 3086733320, 3217819040, 3076751348, 276967387,
3077434016, 8655230, 63, 3217819696,
          3217819404, 3217819696, 3217819544, 135527956, 2,
3075353696, 3077434016, 0, 4294967295, 3086749684,
          134523780, 3086751344, 3217819488, 3086687819}}}}, backlist
= 0x0, handlerlist = 0x0,
  lisp_eval_depth = 0, pdlcount = 2, poll_suppress_count = 1,
interrupt_input_blocked = 0, byte_stack = 0x0}
	h = {handler = 138007961, var = 137964825, chosen_clause = 1, tag =
0xbfcc067c, next = 0x0}
#24 0x0812f315 in command_loop_2 () at keyboard.c:1357
	val = 0
#25 0x0819207a in internal_catch (tag=138003985, func=0x812f2f0
<command_loop_2>, arg=137964825) at eval.c:1247
	c = {tag = 138003985, val = 137964825, next = 0x0, gcpro = 0x0, jmp =
{{__jmpbuf = {0, 138491168,
        138491152, -1077147560, 1867862934, -988116743},
__mask_was_saved = 0, __saved_mask = {__val = {0, 0,
          0, 0, 0, 3076755896, 3076638463, 3076645256, 3076632721,
3076632541, 0, 0, 0, 3076755832, 177, 22, 0,
          1, 139434808, 0, 138204128, 138204482, 137990680,
3217819720, 135803995, 138204129, 138204482,
          137964825, 137990680, 137964849, 138204480, 0}}}}, backlist
= 0x0, handlerlist = 0x0,
  lisp_eval_depth = 0, pdlcount = 2, poll_suppress_count = 1,
interrupt_input_blocked = 0, byte_stack = 0x0}
#26 0x0812fd0f in command_loop () at keyboard.c:1336
No locals.
#27 0x0813009b in recursive_edit_1 () at keyboard.c:951
	val = <value optimized out>
#28 0x081301e4 in Frecursive_edit () at keyboard.c:1013
	buffer = 137964825
#29 0x081246ef in main (argc=2, argv=0xbfcc0c64) at emacs.c:1852
	dummy = 139457048
	stack_bottom_variable = 8 '\b'
	do_initial_setlocale = 1
	skip_args = 0
	rlim = {rlim_cur = 8388608, rlim_max = 18446744073709551615}
	no_loadup = 0
	junk = 0x0
	dname_arg = 0x0

Many thanks to Romain Francoise for providing emacs-snapshot-dbg Debian package!

Andrey