[debbugs-tracker] bug#9290: closed (24.0.50; TAB in shell buffer hangs emacs)

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and subject line Re: bug#9290: 24.0.50; TAB in shell buffer hangs emacs
has caused the debbugs.gnu.org bug report #9290,
regarding 24.0.50; TAB in shell buffer hangs emacs
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9290: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9290
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 24.0.50; TAB in shell buffer hangs emacs
>
>
>
>
> Date: 
>
> Fri, 12 Aug 2011 16:28:46 -0700
>
>
>
>
> This is emacs that I built from git, commit 34a854d:
>
>     Author: Chong Yidong <address@hidden>
>     Date:   Wed Aug 10 12:03:56 2011
>
>         New function `string-mark-left-to-right' for handling LRMs.
> ...
>
> Here's what I did:
>
> * Started emacs with -Q
> * typed M-x s h e l l RET c d SPC ~ / D o w n l o a d s RET
>
> (I happen to have two files in ~/Downloads, named "bug (1).patch" and
> "bug (2).patch")
>
> * typed l s SPC - l SPC b u g \ TAB
>
> At this point emacs hung.
>
> I broke into the debugger and got this backtrace:
>
> (gdb) bt full
> #0  0x00000000005b2e93 in exec_byte_code (bytestr=44001857, vector=0,
> maxdepth=<value optimized out>, args_template=53, nargs=4, args=0x0)
> at bytecode.c:568
>         count = 12
>         op = 119
>         stack = {
>   pc = 0x2a30a21 "\210\202\036",
>   byte_string = 16368865,
>   byte_string_start = 0x2a309f0
> "\212\300\301!\210`)`\301\211\212\003b\210`\003W\203H",
>   constants = 44180517,
>   next = 0x7fffabbc56d0
> }
>         top = (Lisp_Object *) 0x7fffabbc54d0
>         result = <value optimized out>
> #1  0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 41071026
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc5770,
>   function = 0x7fffabbc5638,
>   args = 0x7fffabbc5640,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc5640
>         i = <value optimized out>
> #2  0x00000000005b3c82 in exec_byte_code (bytestr=<value optimized
> out>, vector=41071765, maxdepth=<value optimized out>,
> args_template=1, nargs=4, args=0x0) at bytecode.c:785
>         count = 12
>         op = 44239392
>         stack = {
>   pc = 0x2a30b0a "\211\205\312",
>   byte_string = 16370033,
>   byte_string_start = 0x2a30b08 "\b \211\205\312",
>   constants = 41071765,
>   next = 0x7fffabbc5850
> }
>         top = (Lisp_Object *) 0x7fffabbc5638
>         result = <value optimized out>
> #3  0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 41071170
>         funcar = <value optimized out>
>         numargs = 1
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc58f0,
>   function = 0x7fffabbc57e0,
>   args = 0x7fffabbc57e8,
>   nargs = 1,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc57e8
>         i = <value optimized out>
> #4  0x00000000005b3c82 in exec_byte_code (bytestr=<value optimized
> out>, vector=40263589, maxdepth=<value optimized out>,
> args_template=0, nargs=4, args=0x0) at bytecode.c:785
>         count = 12
>         op = 44239392
>         stack = {
>   pc = 0x2a31dc3 "\2053",
>   byte_string = 40118241,
>   byte_string_start = 0x2a31dc0 "\306\b!\2053",
>   constants = 40263589,
>   next = 0x7fffabbc5c00
> }
>         top = (Lisp_Object *) 0x7fffabbc57e0
>         result = <value optimized out>
> #5  0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 41173669
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc59f0,
>   function = 0x7fffabbc5970,
>   args = 0x7fffabbc5978,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc5978
>         i = <value optimized out>
> #6  0x000000000057bc54 in eval_sub (form=<value optimized out>) at eval.c:2329
>         vals = <value optimized out>
>         sa_must_free = 0
>         numargs = 119
>         argvals = {4, 12033270, 40704829, 44129256, 40704824, -1, 4, 4}
>         args_left = 11898530
>         i = <value optimized out>
>         fun = <value optimized out>
>         val = <value optimized out>
>         original_fun = <value optimized out>
>         original_args = 18271766
>         funcar = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc5ca0,
>   function = 0x7fffabbc5a28,
>   args = 0x7fffabbc5970,
>   nargs = 1,
>   debug_on_exit = 0
> }
> #7  0x000000000057d208 in internal_catch (tag=<value optimized out>,
> func=0x57b560 <eval_sub>, arg=18271782) at eval.c:1247
>         c = {
>   tag = 12034530,
>   val = 11898530,
>   next = 0x7fffabbc5ff0,
>   gcpro = 0x0,
>   jmp = {{
>       __jmpbuf = {41189765, -2186803897768346038, 140736074636192, 0,
> 4611686018428436480, 1, -2186803897564922294, 2186988722479431242},
>       __mask_was_saved = 0,
>       __saved_mask = {
>         __val = {5462331, 1550284130, 4611686018427389952,
> 4611686018427404288, 5462414, 44115568, 41008289, 41008288, 5626596,
> 4294967296, 11741904, 4, 11958546, 2, 8616184, 4611686018427389952}
>       }
>     }},
>   backlist = 0x7fffabbc5ca0,
>   handlerlist = 0x7fffabbc6e80,
>   lisp_eval_depth = 10,
>   pdlcount = 12,
>   poll_suppress_count = 1,
>   interrupt_input_blocked = 0,
>   byte_stack = 0x7fffabbc5c00
> }
> #8  0x00000000005b346c in exec_byte_code (bytestr=<value optimized
> out>, vector=41189765, maxdepth=<value optimized out>,
> args_template=0, nargs=4, args=0x0) at bytecode.c:966
>         v1 = 44239392
>         count = 12
>         op = 119
>         stack = {
>   pc = 0x2a31d85 "\207",
>   byte_string = 40118529,
>   byte_string_start = 0x2a31d80 "\300\301\302D\215\207",
>   constants = 41189765,
>   next = 0x7fffabbc5dc0
> }
>         top = (Lisp_Object *) 0x7fffabbc5ba0
>         result = <value optimized out>
> #9  0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 12034530
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc5e60,
>   function = 0x7fffabbc5d10,
>   args = 0x7fffabbc5d18,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc5d18
>         i = <value optimized out>
> #10 0x00000000005b3c82 in exec_byte_code (bytestr=<value optimized
> out>, vector=14990437, maxdepth=<value optimized out>,
> args_template=0, nargs=4, args=0x0) at bytecode.c:785
>         count = 4
>         op = 44239392
>         stack = {
>   pc = 0x2a3559e "`\bGZ\310 ]\211`{\002\205\210",
>   byte_string = 16309569,
>   byte_string_start = 0x2a35588
> "\306\211\030\031\306\211\032\033\306\211\034\035\016 \036
> \016!\036!\307 `\bGZ\310 ]\211`{\002\205\210",
>   constants = 14990437,
>   next = 0x7fffabbc6170
> }
>         top = (Lisp_Object *) 0x7fffabbc5d10
>         result = <value optimized out>
> #11 0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 16095237
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc5f60,
>   function = 0x7fffabbc5ee0,
>   args = 0x7fffabbc5ee8,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc5ee8
>         i = <value optimized out>
> #12 0x000000000057bc54 in eval_sub (form=<value optimized out>) at eval.c:2329
>         vals = <value optimized out>
>         sa_must_free = 0
>         numargs = 119
>         argvals = {44001854, 43940049, 0, 0, 140736074633488, 5803141,
> 11738648, 38988049}
>         args_left = 11898530
>         i = <value optimized out>
>         fun = <value optimized out>
>         val = <value optimized out>
>         original_fun = <value optimized out>
>         original_args = 18271734
>         funcar = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6210,
>   function = 0x7fffabbc5f98,
>   args = 0x7fffabbc5ee0,
>   nargs = 1,
>   debug_on_exit = 0
> }
> #13 0x000000000057d208 in internal_catch (tag=<value optimized out>,
> func=0x57b560 <eval_sub>, arg=18271750) at eval.c:1247
>         c = {
>   tag = 12034482,
>   val = 11898530,
>   next = 0x7fffabbc6d70,
>   gcpro = 0x0,
>   jmp = {{
>       __jmpbuf = {17171429, -2186803899456553398, 140736074637584, 0,
> 4611686018428436480, 1, -2186803897650905526, 2186988722479431242},
>       __mask_was_saved = 0,
>       __saved_mask = {
>         __val = {73, 11898530, 5736375, 41269344, 0, 140736074637776,
> 140736074637488, 73, 4611686018428436480, 1, 5979207, 11898530,
> 11898530, 11898530, 4611686018428436480, 1}
>       }
>     }},
>   backlist = 0x7fffabbc6210,
>   handlerlist = 0x7fffabbc6e80,
>   lisp_eval_depth = 7,
>   pdlcount = 4,
>   poll_suppress_count = 1,
>   interrupt_input_blocked = 0,
>   byte_stack = 0x7fffabbc6170
> }
> #14 0x00000000005b346c in exec_byte_code (bytestr=<value optimized
> out>, vector=17171429, maxdepth=<value optimized out>,
> args_template=0, nargs=4, args=0x0) at bytecode.c:966
>         v1 = 44239392
>         count = 4
>         op = 119
>         stack = {
>   pc = 0x2a35555 "\207",
>   byte_string = 16309921,
>   byte_string_start = 0x2a35550 "\300\301\302D\215\207",
>   constants = 17171429,
>   next = 0x7fffabbc63c0
> }
>         top = (Lisp_Object *) 0x7fffabbc6110
>         result = <value optimized out>
> #15 0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 12034434
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6300,
>   function = 0x7fffabbc6378,
>   args = 0x7fffabbc6380,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc6380
>         i = <value optimized out>
> #16 0x0000000000578ccd in run_hook_with_args (nargs=1,
> args=0x7fffabbc6378, funcall=0x57a410 <Ffuncall>) at eval.c:2715
>         global_vals = <value optimized out>
>         sym = 44114034
>         val = 44239392
>         ret = 11898530
> #17 0x000000000057a950 in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:2991
>         fun = <value optimized out>
>         original_fun = 12067506
>         funcar = <value optimized out>
>         numargs = 1
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6460,
>   function = 0x7fffabbc6370,
>   args = 0x7fffabbc6378,
>   nargs = 1,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc6378
>         i = <value optimized out>
> #18 0x00000000005b3c82 in exec_byte_code (bytestr=<value optimized
> out>, vector=44254757, maxdepth=<value optimized out>,
> args_template=0, nargs=4, args=0x0) at bytecode.c:785
>         count = 4
>         op = 44239392
>         stack = {
>   pc = 0x26d1b7b "\207",
>   byte_string = 39938017,
>   byte_string_start = 0x26d1b78 "\300\301!\207",
>   constants = 44254757,
>   next = 0x7fffabbc6560
> }
>         top = (Lisp_Object *) 0x7fffabbc6370
>         result = <value optimized out>
> #19 0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 44147970
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6600,
>   function = 0x7fffabbc64e0,
>   args = 0x7fffabbc64e8,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc64e8
>         i = <value optimized out>
> #20 0x00000000005b3c82 in exec_byte_code (bytestr=<value optimized
> out>, vector=0, maxdepth=<value optimized out>, args_template=31,
> nargs=4, args=0x0) at bytecode.c:785
>         count = 4
>         op = 44239392
>         stack = {
>   pc = 0xa8dcf0 "\211:\203Z",
>   byte_string = 9499649,
>   byte_string_start = 0xa8dccf "\211\302=\204\037",
>   constants = 9499685,
>   next = 0x7fffabbc6870
> }
>         top = (Lisp_Object *) 0x7fffabbc64e0
>         result = <value optimized out>
> #21 0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 14146418
>         funcar = <value optimized out>
>         numargs = 2
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6710,
>   function = 0x7fffabbc6788,
>   args = 0x7fffabbc6790,
>   nargs = 2,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc6790
>         i = <value optimized out>
> #22 0x000000000057ad84 in run_hook_wrapped_funcall (nargs=44001857,
> args=0x2a30a21) at eval.c:2630
>         tmp = 44147970
>         ret = 119
> #23 0x0000000000578ccd in run_hook_with_args (nargs=3,
> args=0x7fffabbc6788, funcall=0x57ad60 <run_hook_wrapped_funcall>) at
> eval.c:2715
>         global_vals = <value optimized out>
>         sym = 14146274
>         val = 44239392
>         ret = 11898530
> #24 0x000000000057a950 in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:2991
>         fun = <value optimized out>
>         original_fun = 12067602
>         funcar = <value optimized out>
>         numargs = 3
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6910,
>   function = 0x7fffabbc6780,
>   args = 0x7fffabbc6788,
>   nargs = 3,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc6788
>         i = <value optimized out>
> #25 0x00000000005b3c82 in exec_byte_code (bytestr=<value optimized
> out>, vector=9499997, maxdepth=<value optimized out>, args_template=0,
> nargs=4, args=0x0) at bytecode.c:785
>         count = 4
>         op = 44239392
>         stack = {
>   pc = 0xa8dc0a "\211:\203y",
>   byte_string = 9499961,
>   byte_string_start = 0xa8dc05 "\302\303\304\305#\211:\203y",
>   constants = 9499997,
>   next = 0x0
> }
>         top = (Lisp_Object *) 0x7fffabbc6780
>         result = <value optimized out>
> #26 0x000000000057a63d in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3070
>         fun = 44001857
>         original_fun = 12428642
>         funcar = <value optimized out>
>         numargs = 0
>         val = <value optimized out>
>         backtrace = {
>   next = 0x7fffabbc6b50,
>   function = 0x7fffabbc6988,
>   args = 0x7fffabbc6990,
>   nargs = 0,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc6990
>         i = <value optimized out>
> #27 0x000000000057b197 in apply1 (fn=12428642, arg=<value optimized
> out>) at eval.c:2745
>         ret_ungc_val = 119
> #28 0x0000000000576a3a in Fcall_interactively (function=12428642,
> record_flag=11898530, keys=11944773) at callint.c:379
>         funval = <value optimized out>
>         events = 28
>         specs = 11898530
>         filter_specs = 11898530
>         teml = <value optimized out>
>         up_event = 11898530
>         enable = 11898530
>         speccount = 3
>         next_event = <value optimized out>
>         prefix_arg = 11898530
>         string = <value optimized out>
>         tem = <value optimized out>
>         i = <value optimized out>
>         nargs = <value optimized out>
>         prompt1 = '\0' <repeats 33 times>, " ", '\0' <repeats 65 times>
>         arg_from_tty = <value optimized out>
>         key_count = 1
>         record_then_fail = <value optimized out>
>         save_this_command = 12428642
>         save_last_command = 11937730
>         save_this_original_command = 12428642
>         save_real_this_command = 12428642
> #29 0x000000000057a893 in Ffuncall (nargs=<value optimized out>,
> args=<value optimized out>) at eval.c:3016
>         fun = <value optimized out>
>         original_fun = <value optimized out>
>         funcar = <value optimized out>
>         numargs = 3
>         val = <value optimized out>
>         backtrace = {
>   next = 0x0,
>   function = 0x7fffabbc6bc0,
>   args = 0x7fffabbc6bc8,
>   nargs = 3,
>   debug_on_exit = 0
> }
>         internal_args = (Lisp_Object *) 0x7fffabbc6bc8
>         i = <value optimized out>
> #30 0x000000000057aa94 in call3 (fn=<value optimized out>, arg1=<value
> optimized out>, arg2=44239392, arg3=119) at eval.c:2809
>         ret_ungc_val = 119
>         args = {12083714, 12428642, 11898530, 11898530}
> #31 0x00000000005140b6 in command_loop_1 () at keyboard.c:1572
>         cmd = <value optimized out>
>         keybuf = {36, 9202320, 4611686018427389952, 4611686018427404288,
> 140736074642480, 140736074642488, 140736074640672, 5748694,
> 139961012549836, 139960099274775, 44108294, 140736074640496,
> 140736074640888, 139961012554512, 0, 139961105556472, 139961106661376,
> 4237741, 139961012604888, 4216336, 4294967296, 4294968226, 0,
> 140736074640616, 2881252304, 11898530, 64, 12338784, 4294967295,
> 12182294}
>         i = <value optimized out>
>         prev_modiff = 107
>         prev_buffer = (struct buffer *) 0x2757840
> #32 0x000000000057d0ee in internal_condition_case (bfun=0x513cd0
> <command_loop_1>, handlers=11950642, hfun=0x515280 <cmd_error>) at
> eval.c:1493
>         val = <value optimized out>
>         c = {
>   tag = 11898530,
>   val = 11898530,
>   next = 0x7fffabbc6ee0,
>   gcpro = 0x0,
>   jmp = {{
>       __jmpbuf = {0, 2186989585141333578, 12338784, 4294967295,
> 140736074642480, 140736074642488, -2186803899339112886,
> 2186988722455838282},
>       __mask_was_saved = 0,
>       __saved_mask = {
>         __val = {0, 139961012576832, 139961106661376, 0, 4294967295,
> 0, 8583192, 12338784, 4294967295, 140736074642480, 140736074642488, 0,
> 139961104654842, 4294967297, 0, 139961106805592}
>       }
>     }},
>   backlist = 0x0,
>   handlerlist = 0x0,
>   lisp_eval_depth = 0,
>   pdlcount = 2,
>   poll_suppress_count = 1,
>   interrupt_input_blocked = 0,
>   byte_stack = 0x0
> }
>         h = {
>   handler = 11950642,
>   var = 11898530,
>   chosen_clause = 11898530,
>   tag = 0x7fffabbc6d70,
>   next = 0x0
> }
> #33 0x0000000000513ade in command_loop_2 (ignore=<value optimized
> out>) at keyboard.c:1156
>         val = 119
> #34 0x000000000057d208 in internal_catch (tag=<value optimized out>,
> func=0x513ac0 <command_loop_2>, arg=11898530) at eval.c:1247
>         c = {
>   tag = 11946434,
>   val = 11898530,
>   next = 0x0,
>   gcpro = 0x0,
>   jmp = {{
>       __jmpbuf = {0, 2186989585141333578, 12338784, 4294967295,
> 140736074642480, 140736074642488, -2186803899288781238,
> 2186988722479431242},
>       __mask_was_saved = 0,
>       __saved_mask = {
>         __val = {0, 0, 0, 0, 0, 0, 0, 0, 384, 344, 0, 0, 0, 0,
> 5742886, 7176220696}
>       }
>     }},
>   backlist = 0x0,
>   handlerlist = 0x0,
>   lisp_eval_depth = 0,
>   pdlcount = 2,
>   poll_suppress_count = 1,
>   interrupt_input_blocked = 0,
>   byte_stack = 0x0
> }
> #35 0x0000000000515550 in recursive_edit_1 () at keyboard.c:1135
>         val = <value optimized out>
> #36 0x00000000005156a4 in Frecursive_edit () at keyboard.c:820
>         buffer = 11898530
> #37 0x00000000005011f2 in main (argc=2, argv=0x7fffabbc7438) at emacs.c:1705
>         dummy = 140736074642488
>         stack_bottom_variable = 0 '\0'
>         do_initial_setlocale = 1
>         skip_args = 0
>         rlim = {
>   rlim_cur = 8720000,
>   rlim_max = 18446744073709551615
> }
>         no_loadup = 0
>         junk = 0x0
>         dname_arg = 0x0
>         ch_to_dir = 0x7f4b36c75f27
> "\203\300\001\017\204\310\375\377\377H\203\303\002H\203\305\bL9\353u\313\017\037"
>         heapexec = "EMACS_HEAP_EXEC=true"
>
> Lisp Backtrace:
> "pcomplete-parse-comint-arguments" (0xabbc5640)
> "pcomplete-parse-arguments" (0xabbc57e8)
> 0x27442a0 PVEC_COMPILED
> "funcall" (0xabbc5970)
> "pcomplete-completions" (0xabbc5d18)
> 0xf59800 PVEC_COMPILED
> "funcall" (0xabbc5ee0)
> "pcomplete-completions-at-point" (0xabbc6380)
> "run-hook-with-args-until-success" (0xabbc6378)
> "comint-completion-at-point" (0xabbc64e8)
> "completion--capf-wrapper" (0xabbc6790)
> "run-hook-wrapped" (0xabbc6788)
> "completion-at-point" (0xabbc6990)
> "call-interactively" (0xabbc6bc8)
> (gdb) xbacktrace
> "pcomplete-parse-comint-arguments" (0xabbc5640)
> "pcomplete-parse-arguments" (0xabbc57e8)
> 0x27442a0 PVEC_COMPILED
> "funcall" (0xabbc5970)
> "pcomplete-completions" (0xabbc5d18)
> 0xf59800 PVEC_COMPILED
> "funcall" (0xabbc5ee0)
> "pcomplete-completions-at-point" (0xabbc6380)
> "run-hook-with-args-until-success" (0xabbc6378)
> "comint-completion-at-point" (0xabbc64e8)
> "completion--capf-wrapper" (0xabbc6790)
> "run-hook-wrapped" (0xabbc6788)
> "completion-at-point" (0xabbc6990)
> "call-interactively" (0xabbc6bc8)
> (gdb)
>
> In GNU Emacs 24.0.50.1 (x86_64-unknown-linux-gnu, GTK+ Version 2.20.1)
>  of 2011-08-11 on rampage.sea
> Windowing system distributor `The X.Org Foundation', version 11.0.10402000
> Important settings:
>   value of $LC_ALL: nil
>   value of $LC_COLLATE: C
>   value of $LC_CTYPE: nil
>   value of $LC_MESSAGES: nil
>   value of $LC_MONETARY: nil
>   value of $LC_NUMERIC: nil
>   value of $LC_TIME: nil
>   value of $LANG: en_US.UTF-8
>   value of $XMODIFIERS: nil
>   locale-coding-system: utf-8-unix
>   default enable-multibyte-characters: t
>
> Major mode: Lisp Interaction
>
> Minor modes in effect:
>   tooltip-mode: t
>   mouse-wheel-mode: t
>   tool-bar-mode: t
>   menu-bar-mode: t
>   file-name-shadow-mode: t
>   global-font-lock-mode: t
>   font-lock-mode: t
>   blink-cursor-mode: t
>   auto-composition-mode: t
>   auto-encryption-mode: t
>   auto-compression-mode: t
>   line-number-mode: t
>   transient-mark-mode: t
>
> Recent input:
> M-x r e p o r t - e m <tab> <return>
>
> Recent messages:
> For information about GNU Emacs and the GNU system, type C-h C-a.
>
> Load-path shadows:
> None found.
>
> Features:
> (shadow sort gnus-util mail-extr message format-spec rfc822 mml easymenu
> mml-sec mm-decode mm-bodies mm-encode mail-parse rfc2231 rfc2047 rfc2045
> ietf-drums mm-util mail-prsvr mailabbrev mail-utils gmm-utils mailheader
> emacsbug time-date tooltip ediff-hook vc-hooks lisp-float-type mwheel
> x-win x-dnd tool-bar dnd fontset image fringe lisp-mode register page
> menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock
> syntax facemenu font-core frame cham georgian utf-8-lang misc-lang
> vietnamese tibetan thai tai-viet lao korean japanese hebrew greek
> romanian slovak czech european ethiopic indian cyrillic chinese
> case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer loaddefs
> button faces cus-face files text-properties overlay sha1 md5 base64
> format env code-pages mule custom widget hashtable-print-readable
> backquote make-network-process dbusbind dynamic-setting
> system-font-setting font-render-setting move-toolbar gtk x-toolkit x
> multi-tty emacs)
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#9290: 24.0.50; TAB in shell buffer hangs emacs
>
>
>
>
> Date: 
>
> Thu, 22 Mar 2012 17:46:37 -0700
>
>
>
>
> No, I don't still see it.  (And upon reviewing my report, I can't
> understand why I claimed to have typed a backslash right before the
> TAB; that makes no sense).
>
> On Thu, Mar 22, 2012 at 5:35 PM, Glenn Morris <address@hidden> wrote:
> > Eric Hanchrow wrote:
> >
> >> Here's what I did:
> >>
> >> * Started emacs with -Q
> >> * typed M-x s h e l l RET c d SPC ~ / D o w n l o a d s RET
> >>
> >> (I happen to have two files in ~/Downloads, named "bug (1).patch" and
> >> "bug (2).patch")
> >>
> >> * typed l s SPC - l SPC b u g \ TAB
> >>
> >> At this point emacs hung.
> >
> > Sorry for the delay. I cannot reproduce this with the current trunk.
> > Do you still see it? There have been various pcomplete fixes.
> > If you do still see it, a C backtrace is not needed: set debug-on-quit
> > and get a Lisp backtrace.
>
>
> --- End Message ---