bug#9642: closed (Re: bug#9642: move-overlay creates an empty overlay with the evaporate property)

[Tassilo Horn]

Tassilo Horn <tassilo@member.fsf.org> writes:

> Sadly, I have no recipe how to reproduce that issue.  But I'll start
> running emacs from the debugger to get a backtrace the next time it
> happens.

It happened again, and this time I was able to get a backtrace.  But it
doesn't look overly helpful...

Bye,
Tassilo

--8<---------------cut here---------------start------------->8---
Program received signal SIGTSTP, Stopped (user).
0x00007ffff2ffe233 in select () from /lib64/libc.so.6
(gdb) bt full
#0  0x00007ffff2ffe233 in select () from /lib64/libc.so.6
No symbol table info available.
#1  0x00000000004b4ca0 in XTflash (f=0xfcd670) at xterm.c:3165
        current = {
          tv_sec = 0, 
          tv_usec = 129804
        }
        timeout = {
          tv_sec = 0, 
          tv_usec = 4833
        }
        wakeup = {
          tv_sec = 1335536248, 
          tv_usec = 621151
        }
        flash_height = 15
        flash_left = 1
        flash_right = <optimized out>
        height = 917
        width = 776
        gc = 0x2e88970
#2  XTring_bell (f=0xfcd670) at xterm.c:3236
No locals.
#3  0x00000000004f4c28 in cmd_error_internal (data=102278934, 
    context=0x7fffffffd5b0 "") at keyboard.c:1103
        sf = <optimized out>
#4  0x00000000004f4d79 in cmd_error (data=102278934) at keyboard.c:1036
        old_level = 40
        old_length = 40
        macroerror = 
"\000>\266\000\000\000\000\000\342\214\306\000\000\000\000\000\302>\266\000\000\000\000\000\002\000\000\000\000\000\000\000\302>\266\000\000\000\000\000\360\333\377\377\377\177\000\000\001"
#5  0x00000000005642b1 in internal_condition_case (
    bfun=0x4ff810 <command_loop_1>, handlers=11995810, 
    hfun=0x4f4ca0 <cmd_error>) at eval.c:1438
        val = <optimized out>
        c = {
          tag = 11943618, 
          val = 102278934, 
          next = 0x7fffffffd7b0, 
          gcpro = 0x0, 
          jmp = {{
              __jmpbuf = {14332576, 4024398992634898477, 11943618, 
                140737488346096, 1, 0, -4024397528753412051, 
                4024397920526100525}, 
              __mask_was_saved = 0, 
              __saved_mask = {
                __val = {140737353884880, 140737488344808, 4294967295, 
                  140737354129832, 1, 8544784, 0, 1, 0, 0, 140737351944161, 1, 
                  0, 0, 140737269361080, 0}
              }
            }}, 
          backlist = 0x0, 
          handlerlist = 0x0, 
          lisp_eval_depth = 0, 
          pdlcount = 2, 
          poll_suppress_count = 1, 
          interrupt_input_blocked = 0, 
          byte_stack = 0x0
        }
        h = {
          handler = 11995810, 
          var = 11943618, 
          chosen_clause = 11943666, 
          tag = 0x7fffffffd640, 
          next = 0x0
        }
#6  0x00000000004f390e in command_loop_2 (ignore=<optimized out>)
    at keyboard.c:1160
        val = -514
#7  0x0000000000564168 in internal_catch (
    tag=<error reading variable: Cannot access memory at address 
0xffffffffffffffe0>, func=0x4f38f0 <command_loop_2>, arg=11943618) at 
eval.c:1205
        c = {
          tag = 11991554, 
          val = 11943618, 
          next = 0x0, 
          gcpro = 0x0, 
          jmp = {{
              __jmpbuf = {14332576, 4024398992634898477, 11943618, 
                140737488346096, 1, 0, -4024397528803743699, 
                4024397920421373997}, 
              __mask_was_saved = 0, 
              __saved_mask = {
                __val = {0, 344, 94489280512, 352, 5, 384, 0, 0, 0, 0, 
                  227633266710, 472446402651, 532575944823, 12171106, 5666934, 
                  6236710}
              }
            }}, 
          backlist = 0x0, 
          handlerlist = 0x0, 
          lisp_eval_depth = 0, 
          pdlcount = 2, 
          poll_suppress_count = 1, 
          interrupt_input_blocked = 0, 
          byte_stack = 0x0
        }
#8  0x00000000004f475a in command_loop () at keyboard.c:1139
No locals.
#9  recursive_edit_1 () at keyboard.c:759
        val = 11943618
#10 0x00000000004f4a9b in Frecursive_edit () at keyboard.c:823
        buffer = 11943618
#11 0x00000000004ef76b in main (argc=<optimized out>, argv=0x7fffffffdd38)
    at emacs.c:1711
        dummy = 140737488346440
        stack_bottom_variable = 0 '\000'
        do_initial_setlocale = <optimized out>
        skip_args = 0
        rlim = {
          rlim_cur = 8720000, 
          rlim_max = 18446744073709551615
        }
        no_loadup = 0
        junk = 0x0
        dname_arg = 0x0
        ch_to_dir = 0x0
(gbd)
(gdb) xbacktrace 
(gdb)
--8<---------------cut here---------------end--------------->8---