These valgrind logs are taken also without compiler optimizations.
Jussi
On Sat, Jan 8, 2011 at 22:33, Jussi Lahtinen <jussi.lahti...@gmail.com>wrote:
> With compiler optimizations removed:
>
>
> Starting program: /usr/local/bin/gbx3 -p
> [Thread debugging using libthread_db enabled]
> [New Thread 0x7fffef2ba700 (LWP 19548)]
>
> warning: unable to load Qt translation: en_GB.utf8
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x000000000042420f in SUBR_leave (nparam=2) at gbx_subr.c:42
> 42 BORROW(RP);
> (gdb) f 1
> #1 0x000000000042600b in SUBR_read (code=32000) at gbx_subr_file.c:441
> 441 SUBR_LEAVE();
> (gdb) bt
> #0 0x000000000042420f in SUBR_leave (nparam=2) at gbx_subr.c:42
> #1 0x000000000042600b in SUBR_read (code=32000) at gbx_subr_file.c:441
> #2 0x00000000004513f7 in EXEC_loop () at gbx_exec_loop.c:480
> #3 0x000000000040f69e in EXEC_function_loop () at gbx_exec.c:861
> #4 0x000000000040f601 in EXEC_function_real () at gbx_exec.c:848
> #5 0x0000000000411f63 in EXEC_public_desc (class=0x731148, object=0x0,
> desc=0x8faae8, nparam=0) at gbx_exec.c:1497
> #6 0x000000000043d428 in main (argc=1, argv=0x7fffffffe338) at gbx.c:362
>
> Jussi
>
>
>
>
>
>
> On Thu, Jan 6, 2011 at 17:43, Jussi Lahtinen <jussi.lahti...@gmail.com>wrote:
>
>> Hi!
>> I cannot really isolate my problem, but in this case it happens when
>> loading string data from file to object
>> (something like "someobject.sStr = Read #hFile As String").
>>
>> Gambas 3 rev 3447 @ Ubuntu 10.10 64bit
>>
>> $ gbc3 -agpmt
>> OK
>> $ gdb gbx3
>> GNU gdb (GDB) 7.2-ubuntu
>> Copyright (C) 2010 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 "x86_64-linux-gnu".
>> For bug reporting instructions, please see:
>> <http://www.gnu.org/software/gdb/bugs/>...
>> Reading symbols from /usr/local/bin/gbx3...done.
>> (gdb) set args -p
>> (gdb) run
>> Starting program: /usr/local/bin/gbx3 -p
>> [Thread debugging using libthread_db enabled]
>> [New Thread 0x7fffef2ba700 (LWP 3790)]
>> warning: unable to load Qt translation: en_GB.utf8
>>
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x0000000000414b91 in SUBR_leave (nparam=2) at gbx_subr.c:42
>> 42 BORROW(RP);
>> (gdb) bt
>> #0 0x0000000000414b91 in SUBR_leave (nparam=2) at gbx_subr.c:42
>> #1 0x0000000000430132 in EXEC_loop () at gbx_exec_loop.c:480
>> #2 0x0000000000409a75 in EXEC_function_loop () at gbx_exec.c:861
>> #3 0x000000000040a4c5 in EXEC_function_real () at gbx_exec.c:848
>> #4 0x00000000004227e5 in main (argc=1, argv=<value optimised out>)
>> at gbx.c:362
>>
>> (gdb) f 1
>> #1 0x0000000000430132 in EXEC_loop () at gbx_exec_loop.c:480
>> 480 (*(EXEC_FUNC_CODE)SubrTable[(code >> 8) - 0x28])(code);
>>
>>
>> Also see attached valgrind log.
>>
>> Jussi
>>
>>
>
==25393== Memcheck, a memory error detector
==25393== Copyright (C) 2002-2010, and GNU GPL'd, by Julian Seward et al.
==25393== Using Valgrind-3.6.0.SVN-Debian and LibVEX; rerun with -h for copyright info
==25393== Command: gbx3 -p
==25393== Parent PID: 25348
==25393==
==25393== Conditional jump or move depends on uninitialised value(s)
==25393== at 0x88E2E40: inflateReset2 (in /lib/libz.so.1.2.3.4)
==25393== by 0x88E2F2F: inflateInit2_ (in /lib/libz.so.1.2.3.4)
==25393== by 0x94AF4AF: png_create_read_struct_2 (in /lib/libpng12.so.0.44.0)
==25393== by 0x94AF646: png_create_read_struct (in /lib/libpng12.so.0.44.0)
==25393== by 0x72B5C7D: ??? (in /usr/lib/libQtGui.so.4.7.0)
==25393== by 0x72B66BC: ??? (in /usr/lib/libQtGui.so.4.7.0)
==25393== by 0x7283752: QImageReader::read(QImage*) (in /usr/lib/libQtGui.so.4.7.0)
==25393== by 0x7283D1B: QImageReader::read() (in /usr/lib/libQtGui.so.4.7.0)
==25393== by 0x726F827: QImage::fromData(unsigned char const*, int, char const*) (in /usr/lib/libQtGui.so.4.7.0)
==25393== by 0x72736FD: QImage::loadFromData(unsigned char const*, int, char const*) (in /usr/lib/libQtGui.so.4.7.0)
==25393== by 0x60D3DCF: CPICTURE_load_image(QImage**, char const*, int) (gb.form.picture.h:124)
==25393== by 0x60D46AA: get_picture(char const*, int) (gb.form.picture.h:168)
==25393== by 0x60D478F: CPICTURE_get(void*, void*) (CPicture.cpp:189)
==25393== by 0x41112B: EXEC_native (gbx_exec.c:1243)
==25393== by 0x412118: EXEC_special (gbx_exec.c:1555)
==25393== by 0x4149D4: EXEC_push_array (gbx_exec_push.c:567)
==25393== by 0x4516DB: EXEC_loop (gbx_exec_loop.c:521)
==25393== by 0x40F6A9: EXEC_function_loop (gbx_exec.c:861)
==25393== by 0x40F60C: EXEC_function_real (gbx_exec.c:848)
==25393== by 0x412549: EXEC_special_inheritance (gbx_exec.c:1745)
==25393== by 0x41304A: EXEC_new (gbx_exec.c:1910)
==25393== by 0x452569: EXEC_loop (gbx_exec_loop.c:823)
==25393== by 0x40F6A9: EXEC_function_loop (gbx_exec.c:861)
==25393== by 0x40F60C: EXEC_function_real (gbx_exec.c:848)
==25393== by 0x41C79E: CLASS_load_without_init (gbx_class_load.c:1181)
==25393== by 0x41C82F: CLASS_load_real (gbx_class_load.c:1199)
==25393== by 0x431A64: GB_GetFunction (gbx_api.c:655)
==25393== by 0x60BACBF: QT_Init() (main.cpp:635)
==25393== by 0x60BAD7F: hook_main(int*, char**) (main.cpp:707)
==25393== by 0x43D213: main (gbx.c:325)
==25393==
==25393== Invalid read of size 4
==25393== at 0x42421B: SUBR_leave (gbx_subr.c:42)
==25393== by 0x426016: SUBR_read (gbx_subr_file.c:441)
==25393== by 0x45141A: EXEC_loop (gbx_exec_loop.c:480)
==25393== by 0x40F6A9: EXEC_function_loop (gbx_exec.c:861)
==25393== by 0x40F60C: EXEC_function_real (gbx_exec.c:848)
==25393== by 0x411F6E: EXEC_public_desc (gbx_exec.c:1497)
==25393== by 0x43D447: main (gbx.c:362)
==25393== Address 0xfffffff7 is not stack'd, malloc'd or (recently) free'd
==25393==
==25393==
==25393== Process terminating with default action of signal 11 (SIGSEGV)
==25393== Access not within mapped region at address 0xFFFFFFF7
==25393== at 0x42421B: SUBR_leave (gbx_subr.c:42)
==25393== by 0x426016: SUBR_read (gbx_subr_file.c:441)
==25393== by 0x45141A: EXEC_loop (gbx_exec_loop.c:480)
==25393== by 0x40F6A9: EXEC_function_loop (gbx_exec.c:861)
==25393== by 0x40F60C: EXEC_function_real (gbx_exec.c:848)
==25393== by 0x411F6E: EXEC_public_desc (gbx_exec.c:1497)
==25393== by 0x43D447: main (gbx.c:362)
==25393== If you believe this happened as a result of a stack
==25393== overflow in your program's main thread (unlikely but
==25393== possible), you can try to increase the size of the
==25393== main thread stack using the --main-stacksize= flag.
==25393== The main thread stack size used in this run was 8388608.
==25393==
==25393== HEAP SUMMARY:
==25393== in use at exit: 7,533,555 bytes in 35,200 blocks
==25393== total heap usage: 322,702 allocs, 287,502 frees, 199,197,940 bytes allocated
==25393==
==25393== LEAK SUMMARY:
==25393== definitely lost: 174,496 bytes in 1,869 blocks
==25393== indirectly lost: 702,991 bytes in 8,438 blocks
==25393== possibly lost: 5,093,848 bytes in 15,567 blocks
==25393== still reachable: 1,562,220 bytes in 9,326 blocks
==25393== suppressed: 0 bytes in 0 blocks
==25393== Rerun with --leak-check=full to see details of leaked memory
==25393==
==25393== For counts of detected and suppressed errors, rerun with: -v
==25393== Use --track-origins=yes to see where uninitialised values come from
==25393== ERROR SUMMARY: 917 errors from 2 contexts (suppressed: 18 from 8)
==25451== Callgrind, a call-graph generating cache profiler
==25451== Copyright (C) 2002-2010, and GNU GPL'd, by Josef Weidendorfer et al.
==25451== Using Valgrind-3.6.0.SVN-Debian and LibVEX; rerun with -h for copyright info
==25451== Command: gbx3 -p
==25451== Parent PID: 25348
==25451==
==25451== For interactive control, run 'callgrind_control -h'.
==25451==
==25451== Process terminating with default action of signal 11 (SIGSEGV)
==25451== Access not within mapped region at address 0xFFFFFFF7
==25451== at 0x42421B: SUBR_leave (gbx_subr.c:42)
==25451== by 0x426016: SUBR_read (gbx_subr_file.c:441)
==25451== by 0x45141A: EXEC_loop (gbx_exec_loop.c:480)
==25451== by 0x40F6A9: EXEC_function_loop (gbx_exec.c:861)
==25451== by 0x40F60C: EXEC_function_real (gbx_exec.c:848)
==25451== by 0x411F6E: EXEC_public_desc (gbx_exec.c:1497)
==25451== by 0x43D447: main (gbx.c:362)
==25451== If you believe this happened as a result of a stack
==25451== overflow in your program's main thread (unlikely but
==25451== possible), you can try to increase the size of the
==25451== main thread stack using the --main-stacksize= flag.
==25451== The main thread stack size used in this run was 8388608.
==25451==
==25451== Events : Ir
==25451== Collected : 4878639172
==25451==
==25451== I refs: 4,878,639,172
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