id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,blockedby,blocking,branch_state,votes 1906,edit: crash on file open whoen some Syntax files are absent (reported by pavlinux),slyfox,slyfox,"valgrind log snippet: (from here http://pavlinux.ru/vgmc.log) {{{ ==26750== Memcheck, a memory error detector ==26750== Copyright (C) 2002-2009, and GNU GPL'd, by Julian Seward et al. ==26750== Using Valgrind-3.5.0 and LibVEX; rerun with -h for copyright info ==26750== Command: /usr/libexec/mc/cons.saver /dev/pts/0 ==26750== Parent PID: 26749 ==26750== ==26750== ==26750== HEAP SUMMARY: ==26750== in use at exit: 0 bytes in 0 blocks ==26750== ==26749== Invalid free() / delete / delete[] ==26749== at 0x4A06DD8: free (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) ==26749== by 0x48B5F9: edit_read_syntax_rules (syntax.c:766) ==26749== by 0x48CDA7: edit_read_syntax_file (syntax.c:1140) ==26749== by 0x48D06D: edit_load_syntax (syntax.c:1219) ==26749== by 0x4762F6: edit_init (edit.c:834) ==26749== by 0x4858FC: edit_file (editwidget.c:241) ==26749== by 0x44D017: do_edit_at_line (cmd.c:304) ==26749== by 0x44D098: do_edit (cmd.c:324) ==26749== by 0x44D10E: edit_cmd (cmd.c:331) ==26749== by 0x46C2E4: midnight_execute_cmd (main.c:1193) ==26749== by 0x46CD41: midnight_callback (main.c:1690) ==26749== by 0x4353F4: buttonbar_call (widget.c:2654) ==26749== Address 0x60f8e10 is 0 bytes inside a block of size 30 free'd ==26749== at 0x4A06DD8: free (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) ==26749== by 0x48B32C: open_include_file (syntax.c:705) ==26749== by 0x48B6E8: edit_read_syntax_rules (syntax.c:784) ==26749== by 0x48CDA7: edit_read_syntax_file (syntax.c:1140) ==26749== by 0x48D06D: edit_load_syntax (syntax.c:1219) ==26749== by 0x4762F6: edit_init (edit.c:834) ==26749== by 0x4858FC: edit_file (editwidget.c:241) ==26749== by 0x44D017: do_edit_at_line (cmd.c:304) ==26749== by 0x44D098: do_edit (cmd.c:324) ==26749== by 0x44D10E: edit_cmd (cmd.c:331) ==26749== by 0x46C2E4: midnight_execute_cmd (main.c:1193) ==26749== by 0x46CD41: midnight_callback (main.c:1690) }}} We see doublefree memory corruption here, introduced by spurious '''g_free(error_file_name)''' of changeset:0c17219b2ab5cb5fe2e73f8d7cc9c11c755a3ae4 (syntax.c file) The rest of code seems to store real syntax file name there. Merged as changeset:4c8dbd8f3bf7456de818ef272e5ca2dce5c6a6ce",defect,closed,major,4.7.0.1,mcedit,master,fixed,"syntax, crash",,,,,committed-master