Subject: Re: bug#18785: 24.4.1; Emacs hangs with Org mode when point is in LOGBOOK

From: Fabrice Niessen <[email-masked]>
Date: Thu, 23 Oct 2014 19:27:26 +0200

Eli Zaretskii wrote:
>> From: Fabrice Niessen <[email-masked]>
>> Cc: [email-masked],  [email-masked]
>> Date: Thu, 23 Oct 2014 12:34:01 +0200
>> 
>> > The C-z trick doesn't work on Windows.
>> 
>> That may be worth to mention it in the document?
>
> It's already there.
>
>> Fprogn (body=124089086) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
>> 456     in c:/msys/home/Dani/emacs/trunk/src/eval.c
>> Value returned is $31 = 0
>> (gdb)
>> --8<---------------cut here---------------end--------------->8---
>> 
>> I've typed "finish" 30 times; not sure when to stop. I still will keep
>> that Emacs open for now, so that you can ask me to work on it.
>
> You should type "finish" as long as you get the GDB prompt "(gdb)" in
> response.  We want to know which frame will not give you that prompt,
> which is the frame where Emacs loops.
>
> Btw, you don't need to type "finish" every time, just press RET after
> the first time, and GDB will repeat the last command.

OK, good to know.

Here is the full trace:

--8<---------------cut here---------------start------------->8---
$ gdb -p 2888
GNU gdb (GDB) 7.8
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i686-pc-cygwin".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word".
/cygdrive/d/Users/fni/.gdbinit:19: Error in sourced command file:
No symbol table is loaded.  Use the "file" command.
Attaching to process 2888
[New Thread 2888.0x233c]
[New Thread 2888.0x2894]
[New Thread 2888.0x31a4]
[New Thread 2888.0x1d60]
[New Thread 2888.0x35c]
[New Thread 2888.0x1e2c]
[New Thread 2888.0x1cc8]
[New Thread 2888.0x1f6c]
[New Thread 2888.0x1a54]
[New Thread 2888.0x1cd4]
[New Thread 2888.0x2388]
[New Thread 2888.0x2930]
[New Thread 2888.0x664]
[New Thread 2888.0x1b70]
[New Thread 2888.0x2578]
[New Thread 2888.0x133c]
[New Thread 2888.0x18d8]
[New Thread 2888.0x1328]
[New Thread 2888.0x3110]
[New Thread 2888.0x2768]
[New Thread 2888.0x8d0]
[New Thread 2888.0x2b60]
[New Thread 2888.0x21b4]
[New Thread 2888.0x424]
[New Thread 2888.0x3068]
[New Thread 2888.0x2da0]
[New Thread 2888.0x2c08]
[New Thread 2888.0x24ac]
[New Thread 2888.0x1ee8]
[New Thread 2888.0x1fc]
[New Thread 2888.0x153c]
[New Thread 2888.0x2784]
[New Thread 2888.0x524]
[New Thread 2888.0x1614]
[New Thread 2888.0x2168]
[New Thread 2888.0xa4c]
[New Thread 2888.0x2344]
[New Thread 2888.0x2c40]
[New Thread 2888.0x11e0]
[New Thread 2888.0x1a30]
[New Thread 2888.0x2660]
[New Thread 2888.0x2e18]
[New Thread 2888.0x2a80]
[New Thread 2888.0x1ba4]
[New Thread 2888.0x15c8]
[New Thread 2888.0x270c]
[New Thread 2888.0x694]
[New Thread 2888.0x2764]
[New Thread 2888.0xe74]
[New Thread 2888.0x2914]
[New Thread 2888.0xf5c]
[New Thread 2888.0x1420]
[New Thread 2888.0x2f90]
[New Thread 2888.0x810]
[New Thread 2888.0x22cc]
Reading symbols from /cygdrive/c/Program Files (x86)/emacs-trunk/bin/emacs.exe...done.
0x7727f925 in ntdll!DbgBreakPoint () from /cygdrive/c/Windows/SYSTEM32/ntdll.dll
(gdb) thread 1
[Switching to thread 1 (Thread 2888.0x233c)]
#0  0x0111cd8e in looking_at_1 (string=<optimized out>, posix=<optimized out>) at c:/msys/home/Dani/em
333     c:/msys/home/Dani/emacs/trunk/src/search.c: No such file or directory.
(gdb) finish
Run till exit from #0  0x0111cd8e in looking_at_1 (string=<optimized out>, posix=<optimized out>) at c:/msys/home/Dani/emacs/trunk/src/search.c:333
0x0114e182 in Ffuncall (nargs=2, args=0x88ccb4) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2723
2723    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $1 = 21994682
(gdb) finish
Run till exit from #0  0x0114e182 in Ffuncall (nargs=2, args=0x88ccb4) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2723
error return /usr/src/ports/gdb/gdb-7.8-2.i686/src/gdb-7.8/gdb/windows-nat.c:1239 was 5
[Thread 2888.0x22cc exited with code 0]
0x0118ab67 in exec_byte_code (bytestr=21994682, vector=780, maxdepth=2, args_template=21994650, nargs=21994650, args=0x0) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
920     c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.
Value returned is $2 = 21994682
(gdb) finish
Run till exit from #0  0x0118ab67 in exec_byte_code (bytestr=21994682, vector=780, maxdepth=2, args_template=21994650, nargs=21994650, args=0x0) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
funcall_lambda (fun=19768957, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88ce44) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2962
2962    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $3 = 0
(gdb) finish
Run till exit from #0  funcall_lambda (fun=19768957, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88ce44) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2962
0x0114deeb in Ffuncall (nargs=2, args=0x88ce40) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $4 = 0
(gdb) finish
Run till exit from #0  0x0114deeb in Ffuncall (nargs=2, args=0x88ce40) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0114d56d in eval_sub (form=form@entry=123976582) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2151
2151    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $5 = 0
(gdb) finish
Run till exit from #0  0x0114d56d in eval_sub (form=form@entry=123976582) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2151
apply_lambda (fun=19064021, args=<optimized out>, count=count@entry=66) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2824
2824    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $6 = 0
(gdb) finish
Run till exit from #0  apply_lambda (fun=19064021, args=<optimized out>, count=count@entry=66) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2824
eval_sub (form=123976598) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2249
2249    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $7 = 0
(gdb) finish
Run till exit from #0  eval_sub (form=123976598) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2249
0x0114d723 in Fsetq (args=<optimized out>) at c:/msys/home/Dani/emacs/trunk/src/eval.c:532
532     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $8 = 0
(gdb) finish
Run till exit from #0  0x0114d723 in Fsetq (args=<optimized out>) at c:/msys/home/Dani/emacs/trunk/src/eval.c:532
510     in c:/msys/home/Dani/emacs/trunk/src/eval.c
(gdb) finish
Run till exit from #0  Fsetq (args=123976614) at c:/msys/home/Dani/emacs/trunk/src/eval.c:510
0x0114d1d2 in eval_sub (form=123976622) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
2128    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $9 = 0
(gdb) finish
Run till exit from #0  0x0114d1d2 in eval_sub (form=123976622) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
0x0114d1d2 in eval_sub (form=123974750) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
2128    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $10 = 0
(gdb) finish
Run till exit from #0  0x0114d1d2 in eval_sub (form=123974750) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
Fprogn (body=123974766) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
456     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $11 = 0
(gdb) finish
Run till exit from #0  Fprogn (body=123974766) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
0x01150d8c in Flet (args=123974774) at c:/msys/home/Dani/emacs/trunk/src/eval.c:963
963     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $12 = 0
(gdb) finish
Run till exit from #0  0x01150d8c in Flet (args=123974774) at c:/msys/home/Dani/emacs/trunk/src/eval.c:963
0x0114d1d2 in eval_sub (form=123974782) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
2128    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $13 = 0
(gdb) finish
Run till exit from #0  0x0114d1d2 in eval_sub (form=123974782) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
Fprogn (body=123974790) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
456     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $14 = 0
(gdb) finish
Run till exit from #0  Fprogn (body=123974790) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
0x0114dc0e in funcall_lambda (fun=123974806, nargs=nargs@entry=2, arg_vector=arg_vector@entry=0x88d420) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2949
2949    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $15 = 0
(gdb) finish
Run till exit from #0  0x0114dc0e in funcall_lambda (fun=123974806, nargs=nargs@entry=2, arg_vector=arg_vector@entry=0x88d420) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2949
0x0114deeb in Ffuncall (nargs=nargs@entry=3, args=args@entry=0x88d41c) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $16 = 0
(gdb) finish
Run till exit from #0  0x0114deeb in Ffuncall (nargs=nargs@entry=3, args=args@entry=0x88d41c) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0114f0c6 in Fapply (nargs=3, args=0x88d41c) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2292
2292    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $17 = 0
(gdb) finish
Run till exit from #0  0x0114f0c6 in Fapply (nargs=3, args=0x88d41c) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2292
0x0114e1e3 in Ffuncall (nargs=4, args=0x88d418) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2703
2703    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $18 = 0
(gdb) finish
Run till exit from #0  0x0114e1e3 in Ffuncall (nargs=4, args=0x88d418) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2703
0x0118ab67 in exec_byte_code (bytestr=0, vector=580, maxdepth=4, args_template=512, nargs=1, args=0x88d598) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
920     c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.
Value returned is $19 = 0
(gdb) finish
Run till exit from #0  0x0118ab67 in exec_byte_code (bytestr=0, vector=580, maxdepth=4, args_template=512, nargs=1, args=0x88d598) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
funcall_lambda (fun=124221373, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88d598) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
2963    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $20 = 0
(gdb) finish
Run till exit from #0  funcall_lambda (fun=124221373, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88d598) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
0x0114deeb in Ffuncall (nargs=2, args=0x88d594) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $21 = 0
(gdb) finish
Run till exit from #0  0x0114deeb in Ffuncall (nargs=2, args=0x88d594) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0118ab67 in exec_byte_code (bytestr=0, vector=570, maxdepth=2, args_template=21994650, nargs=0, args=0x0) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
920     c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.
Value returned is $22 = 0
(gdb) finish
Run till exit from #0  0x0118ab67 in exec_byte_code (bytestr=0, vector=570, maxdepth=2, args_template=21994650, nargs=0, args=0x0) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
funcall_lambda (fun=19769173, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88d714) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2962
2962    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $23 = 0
(gdb) finish
Run till exit from #0  funcall_lambda (fun=19769173, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88d714) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2962
0x0114deeb in Ffuncall (nargs=2, args=0x88d710) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $24 = 0
(gdb) finish
Run till exit from #0  0x0114deeb in Ffuncall (nargs=2, args=0x88d710) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0114d56d in eval_sub (form=form@entry=124088886) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2151
2151    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $25 = 0
(gdb) finish
Run till exit from #0  0x0114d56d in eval_sub (form=form@entry=124088886) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2151
apply_lambda (fun=19064021, args=<optimized out>, count=count@entry=53) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2824
2824    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $26 = 0
(gdb) finish
Run till exit from #0  apply_lambda (fun=19064021, args=<optimized out>, count=count@entry=53) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2824
eval_sub (form=124088902) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2249
2249    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $27 = 0
(gdb) finish
Run till exit from #0  eval_sub (form=124088902) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2249
0x0114d723 in Fsetq (args=<optimized out>) at c:/msys/home/Dani/emacs/trunk/src/eval.c:532
532     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $28 = 0
(gdb) finish
Run till exit from #0  0x0114d723 in Fsetq (args=<optimized out>) at c:/msys/home/Dani/emacs/trunk/src/eval.c:532
510     in c:/msys/home/Dani/emacs/trunk/src/eval.c
(gdb) finish
Run till exit from #0  Fsetq (args=124088918) at c:/msys/home/Dani/emacs/trunk/src/eval.c:510
0x0114d1d2 in eval_sub (form=124088926) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
2128    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $29 = 0
(gdb) finish
Run till exit from #0  0x0114d1d2 in eval_sub (form=124088926) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
0x0114d1d2 in eval_sub (form=124089070) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
2128    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $30 = 0
(gdb)
Run till exit from #0  0x0114d1d2 in eval_sub (form=124089070) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
Fprogn (body=124089086) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
456     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $31 = 0
(gdb)
Run till exit from #0  Fprogn (body=124089086) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
0x01150d8c in Flet (args=124089094) at c:/msys/home/Dani/emacs/trunk/src/eval.c:963
963     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $32 = 0
(gdb)
Run till exit from #0  0x01150d8c in Flet (args=124089094) at c:/msys/home/Dani/emacs/trunk/src/eval.c:963
[New Thread 2888.0x251c]
0x0114d1d2 in eval_sub (form=124089102) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
2128    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $33 = 0
(gdb)
Run till exit from #0  0x0114d1d2 in eval_sub (form=124089102) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2128
Fprogn (body=124089110) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
456     in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $34 = 0
(gdb)
Run till exit from #0  Fprogn (body=124089110) at c:/msys/home/Dani/emacs/trunk/src/eval.c:456
[New Thread 2888.0x2600]
0x0114dc0e in funcall_lambda (fun=124089126, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88dcf0) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2949
2949    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $35 = 0
(gdb)
Run till exit from #0  0x0114dc0e in funcall_lambda (fun=124089126, nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x88dcf0) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2949
0x0114deeb in Ffuncall (nargs=nargs@entry=2, args=args@entry=0x88dcec) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $36 = 0
(gdb)
Run till exit from #0  0x0114deeb in Ffuncall (nargs=nargs@entry=2, args=args@entry=0x88dcec) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0114f0e4 in Fapply (nargs=3, args=0x88dcec) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2288
2288    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $37 = 0
(gdb)
Run till exit from #0  0x0114f0e4 in Fapply (nargs=3, args=0x88dcec) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2288
0x0114e1e3 in Ffuncall (nargs=4, args=0x88dce8) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2703
2703    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $38 = 0
(gdb)
Run till exit from #0  0x0114e1e3 in Ffuncall (nargs=4, args=0x88dce8) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2703
0x0118ab67 in exec_byte_code (bytestr=0, vector=450, maxdepth=4, args_template=512, nargs=0, args=0x88de7c) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
Value returned is $39 = 0
(gdb) 920       c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.

Run till exit from #0  0x0118ab67 in exec_byte_code (bytestr=0, vector=450, maxdepth=4, args_template=512, nargs=0, args=0x88de7c) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
funcall_lambda (fun=124222717, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x88de7c) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
2963    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $40 = 0
(gdb)
Run till exit from #0  funcall_lambda (fun=124222717, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x88de7c) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
0x0114deeb in Ffuncall (nargs=1, args=0x88de78) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $41 = 0
(gdb)
Run till exit from #0  0x0114deeb in Ffuncall (nargs=1, args=0x88de78) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0118ab67 in exec_byte_code (bytestr=0, vector=440, maxdepth=1, args_template=0, nargs=8969848, args=0x88e014) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
920     c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.
Value returned is $42 = 0
(gdb)
Run till exit from #0  0x0118ab67 in exec_byte_code (bytestr=0, vector=440, maxdepth=1, args_template=0, nargs=8969848, args=0x88e014) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
funcall_lambda (fun=186569157, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x88e014) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
2963    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $43 = 206279014
(gdb)
Run till exit from #0  funcall_lambda (fun=186569157, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x88e014) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
0x0114deeb in Ffuncall (nargs=1, args=0x88e010) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $44 = 206279014
(gdb)
Run till exit from #0  0x0114deeb in Ffuncall (nargs=1, args=0x88e010) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0114d56d in eval_sub (form=form@entry=250779710) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2151
2151    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $45 = 206279014
(gdb)
Run till exit from #0  0x0114d56d in eval_sub (form=form@entry=250779710) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2151
internal_lisp_condition_case (var=23616610, bodyform=250779710, handlers=250779662) at c:/msys/home/Dani/emacs/trunk/src/eval.c:1314
1314    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $46 = 206279014
(gdb)
Run till exit from #0  internal_lisp_condition_case (var=23616610, bodyform=250779710, handlers=250779662) at c:/msys/home/Dani/emacs/trunk/src/eval.c:1314
0x0118af48 in exec_byte_code (bytestr=206279014, vector=102391184, maxdepth=143, args_template=1024, nargs=8970572, args=0x88e2ec) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:1163
1163    c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.
Value returned is $47 = 206279014
(gdb)
Run till exit from #0  0x0118af48 in exec_byte_code (bytestr=206279014, vector=102391184, maxdepth=143, args_template=1024, nargs=8970572, args=0x88e2ec) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:1163
funcall_lambda (fun=19651685, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x88e2ec) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
2963    c:/msys/home/Dani/emacs/trunk/src/eval.c: No such file or directory.
Value returned is $48 = 206279014
(gdb)
Run till exit from #0  funcall_lambda (fun=19651685, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x88e2ec) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2963
0x0114deeb in Ffuncall (nargs=1, args=0x88e2e8) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
2784    in c:/msys/home/Dani/emacs/trunk/src/eval.c
Value returned is $49 = 206279014
(gdb)
Run till exit from #0  0x0114deeb in Ffuncall (nargs=1, args=0x88e2e8) at c:/msys/home/Dani/emacs/trunk/src/eval.c:2784
0x0118ab67 in exec_byte_code (bytestr=206279014, vector=410, maxdepth=1, args_template=21994650, nargs=21994650, args=0x0) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
920     c:/msys/home/Dani/emacs/trunk/src/bytecode.c: No such file or directory.
Value returned is $50 = 206279014
(gdb)
Run till exit from #0  0x0118ab67 in exec_byte_code (bytestr=206279014, vector=410, maxdepth=1, args_template=21994650, nargs=21994650, args=0x0) at c:/msys/home/Dani/emacs/trunk/src/bytecode.c:920
[New Thread 2888.0x27e8]
[New Thread 2888.0x1160]
--8<---------------cut here---------------end--------------->8---

Does it give you some meat?

>> - It sometimes unblock by itself (after less than 2 minutes).
>
> Then maybe it isn't inflooping at all, but rather doing something
> lengthy.

That has been true once. But it's generally false (I already waiting
once for more than 10 minutes).