id summary reporter owner description type status priority milestone component version resolution keywords cc blockedby blocking branch_state votes 3705 Reproducible segfault in Find File dialog zaytsev "I'm able to reliably crash the latest release while searching in Python sources for the following: {{{ ╔══════════════════════════ Find File ═══════════════════════════╗ ║ Start at: ║ ║ . [^] [ Tree ] ║ ║ [ ] Enable ignore directories: ║ ║ .git:.hg:.svn:build [^] ║ ╟────────────────────────────────────────────────────────────────╢ ║ File name: Content: ║ ║ * [^] python-config [^] ║ ║ [x] Find recursively [x] Whole words ║ ║ [x] Using shell patterns [ ] Regular expression ║ ║ [ ] Case sensitive [x] Case sensitive ║ ║ [ ] All charsets [ ] All charsets ║ ║ [ ] Skip hidden [ ] First hit ║ ╟────────────────────────────────────────────────────────────────╢ ║ [< OK >] [ Cancel ] ║ ╚════════════════════════════════════════════════════════════════╝ }}} To reproduce: 1. wget https://www.python.org/ftp/python/2.7.12/Python-2.7.12.tar.xz 2. tar xvf Python-2.7.12.tar.xz 3. cd Python-2.7.12 4. mc 5. Search as specified, observe a segfault. Backtraces: {{{ Program terminated with signal 11, Segmentation fault. #0 0x000000317241d907 in _pcre_xclass () from /lib/libpcre.so.3 (gdb) bt #0 0x000000317241d907 in _pcre_xclass () from /lib/libpcre.so.3 #1 0x00000031724111b5 in ?? () from /lib/libpcre.so.3 #2 0x0000003172412051 in ?? () from /lib/libpcre.so.3 #3 0x000000317241ad64 in pcre_exec () from /lib/libpcre.so.3 #4 0x00000031728562c1 in g_match_info_next () from /lib/libglib-2.0.so.0 #5 0x00000031728564e3 in g_regex_match_full () from /lib/libglib-2.0.so.0 #6 0x0000000000480ae5 in mc_search__g_regex_match_full_safe (regex=0x1f59650, string=0x1f7a600 ""\213l$H\213\\$4A\203\375xt5A\203\375pt/@\017\266\317\350\025g\377\377\063\311;\301\017\204\224"", string_len=36, start_position=0, match_options=G_REGEX_MATCH_NEWLINE_ANY, match_info=0x1f79a48, error=0x7fff8e4b0588) at ../../../lib/search/regex.c:270 #7 0x0000000000480c3f in mc_search__regex_found_cond_one (lc_mc_search=0x1f79a00, regex=0x1f59650, search_str=0x1f41640) at ../../../lib/search/regex.c:317 #8 0x0000000000480d4f in mc_search__regex_found_cond (lc_mc_search=0x1f79a00, search_str=0x1f41640) at ../../../lib/search/regex.c:366 #9 0x000000000048201e in mc_search__run_regex (lc_mc_search=0x1f79a00, user_data=0x1f7d9e0, start_search=0, end_search=36, found_len=0x7fff8e4b07f8) at ../../../lib/search/regex.c:944 #10 0x000000000047ec01 in mc_search__run_normal (lc_mc_search=0x1f79a00, user_data=0x1f7d9e0, start_search=0, end_search=36, found_len=0x7fff8e4b07f8) at ../../../lib/search/normal.c:104 #11 0x000000000044f685 in mc_search_run (lc_mc_search=0x1f79a00, user_data=0x1f7d9e0, start_search=0, end_search=36, found_len=0x7fff8e4b07f8) at ../../../lib/search/search.c:295 #12 0x00000000004c2051 in search_content (h=0x1f31900, directory=0x1f76fc0 ""/home/zaytsev/src/python/Python-2.7.12/Lib/distutils/command"", filename=0x1f58cc3 ""wininst-9.0-amd64.exe"") at ../../../src/filemanager/find.c:1112 #13 0x00000000004c2a17 in do_search (h=0x1f31900) at ../../../src/filemanager/find.c:1386 #14 0x00000000004c2f93 in find_callback (w=0x1f31900, sender=0x0, msg=MSG_IDLE, parm=0, data=0x0) at ../../../src/filemanager/find.c:1531 #15 0x000000000041c66f in send_message (w=0x1f31900, sender=0x0, msg=MSG_IDLE, parm=0, data=0x0) at ../../../lib/widget/widget-common.h:209 #16 0x000000000041d253 in frontend_dlg_run (h=0x1f31900) at ../../../lib/widget/dialog.c:528 #17 0x000000000041e7c6 in dlg_run (h=0x1f31900) at ../../../lib/widget/dialog.c:1196 #18 0x00000000004c3697 in run_process () at ../../../src/filemanager/find.c:1687 #19 0x00000000004c37cf in do_find (start_dir=0x1f40220 ""/home/zaytsev/src/python/Python-2.7.12"", start_dir_len=38, ignore_dirs=0x0, pattern=0x1f31750 ""*"", content=0x1f6d280 ""python-config"", dirname=0x7fff8e4b2000, filename=0x7fff8e4b2008) at ../../../src/filemanager/find.c:1728 #20 0x00000000004c3dee in find_file () at ../../../src/filemanager/find.c:1862 #21 0x00000000004b5b8c in find_cmd () at ../../../src/filemanager/cmd.c:936 #22 0x000000000043d793 in midnight_execute_cmd (sender=0x0, command=105) at ../../../src/filemanager/midnight.c:1209 #23 0x000000000043e019 in midnight_callback (w=0x1f395d0, sender=0x0, msg=MSG_UNHANDLED_KEY, parm=8255, data=0x0) at ../../../src/filemanager/midnight.c:1544 #24 0x000000000041c66f in send_message (w=0x1f395d0, sender=0x0, msg=MSG_UNHANDLED_KEY, parm=8255, data=0x0) at ../../../lib/widget/widget-common.h:209 #25 0x000000000041d141 in dlg_key_event (h=0x1f395d0, d_key=8255) at ../../../lib/widget/dialog.c:489 #26 0x000000000041e706 in dlg_process_event (h=0x1f395d0, key=8255, event=0x7fff8e4b21d0) at ../../../lib/widget/dialog.c:1165 #27 0x000000000041d2d9 in frontend_dlg_run (h=0x1f395d0) at ../../../lib/widget/dialog.c:541 #28 0x000000000041e7c6 in dlg_run (h=0x1f395d0) at ../../../lib/widget/dialog.c:1196 #29 0x000000000043d1a8 in create_panels_and_run_mc () at ../../../src/filemanager/midnight.c:952 #30 0x000000000043e826 in do_nc () at ../../../src/filemanager/midnight.c:1768 #31 0x000000000040f717 in main (argc=1, argv=0x7fff8e4b23d8) at ../../src/main.c:403 (gdb) bt full #0 0x000000317241d907 in _pcre_xclass () from /lib/libpcre.so.3 No symbol table info available. #1 0x00000031724111b5 in ?? () from /lib/libpcre.so.3 No symbol table info available. #2 0x0000003172412051 in ?? () from /lib/libpcre.so.3 No symbol table info available. #3 0x000000317241ad64 in pcre_exec () from /lib/libpcre.so.3 No symbol table info available. #4 0x00000031728562c1 in g_match_info_next () from /lib/libglib-2.0.so.0 No symbol table info available. #5 0x00000031728564e3 in g_regex_match_full () from /lib/libglib-2.0.so.0 No symbol table info available. #6 0x0000000000480ae5 in mc_search__g_regex_match_full_safe (regex=0x1f59650, string=0x1f7a600 ""\213l$H\213\\$4A\203\375xt5A\203\375pt/@\017\266\317\350\025g\377\377\063\311;\301\017\204\224"", string_len=36, start_position=0, match_options=G_REGEX_MATCH_NEWLINE_ANY, match_info=0x1f79a48, error=0x7fff8e4b0588) at ../../../lib/search/regex.c:270 string_safe = 0x40
p = 0x3170f7fe40 """" end = 0x0 ret = 0 #7 0x0000000000480c3f in mc_search__regex_found_cond_one (lc_mc_search=0x1f79a00, regex=0x1f59650, search_str=0x1f41640) at ../../../lib/search/regex.c:317 mcerror = 0x0 #8 0x0000000000480d4f in mc_search__regex_found_cond (lc_mc_search=0x1f79a00, search_str=0x1f41640) at ../../../lib/search/regex.c:366 mc_search_cond = 0x1f59520 ret = COND__NOT_FOUND loop1 = 0 #9 0x000000000048201e in mc_search__run_regex (lc_mc_search=0x1f79a00, user_data=0x1f7d9e0, start_search=0, end_search=36, found_len=0x7fff8e4b07f8) at ../../../lib/search/regex.c:944 ret = MC_SEARCH_CB_NOTFOUND current_pos = 36 virtual_pos = 36 start_pos = 0 end_pos = 0 #10 0x000000000047ec01 in mc_search__run_normal (lc_mc_search=0x1f79a00, user_data=0x1f7d9e0, start_search=0, end_search=36, found_len=0x7fff8e4b07f8) at ../../../lib/search/normal.c:104 No locals. #11 0x000000000044f685 in mc_search_run (lc_mc_search=0x1f79a00, user_data=0x1f7d9e0, start_search=0, end_search=36, found_len=0x7fff8e4b07f8) at ../../../lib/search/search.c:295 ret = 0 #12 0x00000000004c2051 in search_content (h=0x1f31900, directory=0x1f76fc0 ""/home/zaytsev/src/python/Python-2.7.12/Lib/distutils/command"", filename=0x1f58cc3 ""wininst-9.0-amd64.exe"") at ../../../src/filemanager/find.c:1112 ch = 0 '\000' line = 192 pos = 2079 found = 0 found_len = 13 found_start = 42750 n_read = 4096 off = 88058 strbuf_size = 256 result = ""\000\000@\000\000\000\000\000\025\000\000\000\000\000\000\000P\225\365\001\000\000\000\000\260\224\365\001"", '\000' , "" \025\364\001\000\000\000\000\200\266\367\001\000\000\000\000\060\360@\000\000\000\000\000\320#K\216\377\177\000\000P\225\365\001\000\000\000\000\000\031K\216\377\177\000\000\335\fH\000\000\000\000\000\350\030K\216\377\177\000\000Ì\365\001\000\000\000\000 \031K\216\377\177\000\000\240\207\367\001\000\000\000\000\260\224\365\001\000\000\000\000\220\232\367\001\000\000\000\000\320#K\216\377\177\000\000\000\000\000\000\000\000\000\000\240\207\367\001\000\000\000\000Ì\365\001\000\000\000\000@\031K\216\377\177\000\000O\rH\000\000\000\000\000\240\207\367\001\000\000\000\000\220\232\367\001\000\000\000\000\300\031K\216\377\177\000\000\060\372\367\001"", '\000' , ""\004\000\000\000\300\031K\216\377\177\000\000E H\000\000\000\000\000p\031K\216\377\177\000\000\070\033K\216\377\177""... strbuf = 0x1f7d9e0 ""\213l$H\213\\$4A\203\375xt5A\203\375pt/@\017\266\317\350\025g\377\377\063\311;\301\017\204\224"" i = 36 s = {st_dev = 20, st_ino = 1411177, st_nlink = 1, st_mode = 33188, st_uid = 1000, st_gid = 1000, __pad0 = 0, st_rdev = 0, st_size = 223744, st_blksize = 4096, st_blocks = 456, st_atim = {tv_sec = 1476990802, tv_nsec = 272561009}, st_mtim = { tv_sec = 1466891370, tv_nsec = 0}, st_ctim = {tv_sec = 1476990796, tv_nsec = 202056713}, __unused = {0, 0, 0}} buffer = ""6\001\000\000\213\305+\351A;\307\017\204)\001\000\000H\213D$pL\215\214$\020\001\000\000L\215D$p\306\004\003eH\003\331H\215D$|H\215\224$\240\000\000\000H\213\313H\211D$ \350\234\367\377\377A;\307\017\204\302\t\000\000I\213\314A\377\305\350T\370\377\377\213\370\211D$<\203\370-u>H\213D$pL\215\214$\020\001\000\000L\215D$p@\210<\003H\215D$|H\377\303H\215\224$\240\000\000\000H\213\313H\211D$ \350J\367\377\377A;\307\017\204p\t\000\000\353\005\203\370+u$\213Ź\001\000\000\000+\351A;\307u\005A\213\357\353\021D\003\351I\213\314\350\350\367\377\377\213\370\211D$<@\017\266\317\353`\213Ź\001\000\000\000+\351A;\307t\\H\213D$p\003\361L\215\214$\020\001\000\000@\210<\003H\003\331H\215D$|L\215D$pH\215\224$\240\000\000\000H\213\313H\211D$ \350\315\366\377\377A;\307\017\204\363\b\000\000I\213\314A\377\305\350\205\367\377\377\213\370\211D$<\017\266\310\350\367m\377\377A;\307u\226\270\001\000\000\000D+\350D\211l$4A;\376t\017I\213""... file_fd = 101 ret_val = 0 vpath = 0x1f79310 tv = {tv_sec = 1476991628, tv_usec = 667463} seconds = 0 useconds = 28731 status_updated = 0 #13 0x00000000004c2a17 in do_search (h=0x1f31900) at ../../../src/filemanager/find.c:1386 search_ok = 1 dp = 0x1f58cb0 dirp = 0x1f78fe0 directory = 0x1f76fc0 ""/home/zaytsev/src/python/Python-2.7.12/Lib/distutils/command"" tmp_stat = {st_dev = 20, st_ino = 1411177, st_nlink = 1, st_mode = 33188, st_uid = 1000, st_gid = 1000, __pad0 = 0, st_rdev = 0, st_size = 223744, st_blksize = 4096, st_blocks = 456, st_atim = {tv_sec = 1476990802, tv_nsec = 272561009}, st_mtim = {tv_sec = 1466891370, tv_nsec = 0}, st_ctim = {tv_sec = 1476990796, tv_nsec = 202056713}, __unused = {0, 0, 0}} bytes_found = 21 count = 21 #14 0x00000000004c2f93 in find_callback (w=0x1f31900, sender=0x0, msg=MSG_IDLE, parm=0, data=0x0) at ../../../src/filemanager/find.c:1531 h = 0x1f31900 #15 0x000000000041c66f in send_message (w=0x1f31900, sender=0x0, msg=MSG_IDLE, parm=0, data=0x0) at ../../../lib/widget/widget-common.h:209 ret = MSG_NOT_HANDLED #16 0x000000000041d253 in frontend_dlg_run (h=0x1f31900) at ../../../lib/widget/dialog.c:528 d_key = 0 wh = 0x1f31900 event = {buttons = 1, x = -1, y = 32708864, type = 0} #17 0x000000000041e7c6 in dlg_run (h=0x1f31900) at ../../../lib/widget/dialog.c:1196 No locals. #18 0x00000000004c3697 in run_process () at ../../../src/filemanager/find.c:1687 ret = 0 #19 0x00000000004c37cf in do_find (start_dir=0x1f40220 ""/home/zaytsev/src/python/Python-2.7.12"", start_dir_len=38, ignore_dirs=0x0, pattern=0x1f31750 ""*"", content=0x1f6d280 ""python-config"", dirname=0x7fff8e4b2000, filename=0x7fff8e4b2008) at ../../../src/filemanager/find.c:1728 return_value = 0 dir_tmp = 0x0 file_tmp = 0x0 #20 0x00000000004c3dee in find_file () at ../../../src/filemanager/find.c:1862 filename = 0x0 dirname = 0x0 v = 1 start_dir = 0x1f40220 ""/home/zaytsev/src/python/Python-2.7.12"" pattern = 0x1f31750 ""*"" content = 0x1f6d280 ""python-config"" ignore_dirs = 0x0 start_dir_len = 38 #21 0x00000000004b5b8c in find_cmd () at ../../../src/filemanager/cmd.c:936 No locals. #22 0x000000000043d793 in midnight_execute_cmd (sender=0x0, command=105) at ../../../src/filemanager/midnight.c:1209 res = MSG_HANDLED #23 0x000000000043e019 in midnight_callback (w=0x1f395d0, sender=0x0, msg=MSG_UNHANDLED_KEY, parm=8255, data=0x0) at ../../../src/filemanager/midnight.c:1544 v = MSG_NOT_HANDLED command = 105 #24 0x000000000041c66f in send_message (w=0x1f395d0, sender=0x0, msg=MSG_UNHANDLED_KEY, parm=8255, data=0x0) at ../../../lib/widget/widget-common.h:209 ret = MSG_NOT_HANDLED #25 0x000000000041d141 in dlg_key_event (h=0x1f395d0, d_key=8255) at ../../../lib/widget/dialog.c:489 handled = MSG_NOT_HANDLED #26 0x000000000041e706 in dlg_process_event (h=0x1f395d0, key=8255, event=0x7fff8e4b21d0) at ../../../lib/widget/dialog.c:1165 No locals. #27 0x000000000041d2d9 in frontend_dlg_run (h=0x1f395d0) at ../../../lib/widget/dialog.c:541 d_key = 8255 wh = 0x1f395d0 event = {buttons = 5128754, x = -1, y = 32740816, type = 0} #28 0x000000000041e7c6 in dlg_run (h=0x1f395d0) at ../../../lib/widget/dialog.c:1196 No locals. #29 0x000000000043d1a8 in create_panels_and_run_mc () at ../../../src/filemanager/midnight.c:952 No locals. #30 0x000000000043e826 in do_nc () at ../../../src/filemanager/midnight.c:1768 ret = 49 #31 0x000000000040f717 in main (argc=1, argv=0x7fff8e4b23d8) at ../../src/main.c:403 mcerror = 0x0 config_migrated = 0 config_migrate_msg = 0x4dcfd5 ""H\205\355t\034\061\333\353\002\220\220L\211\372L\211\366D\211\357A\377\024\334H\203\303\001H9\353r\352H\213\\$\bH\213l$\020L\213d$\030L\213l$ L\213t$(L\213|$0H\203\304\070Ð\220\220\220\220\220\220H\211\362H\211\376\277\001"" exit_code = 1 (gdb) }}}" defect closed major 4.8.19 mc-search 4.8.18 invalid egmont no branch