On 15 March 2010 16:56, Alberto Malagoli <[email protected]> wrote:
> ok thanks.. i'll try use merkaartor with gdb activated in the next days an
> hope (or not!) to have a crash..
Here's an example crash:
**** "2010-03-16T15:38:32" -- Ending "Merkaartor 0.16-svn(20381M)"
pure virtual method called
terminate called without an active exception
Program received signal SIGABRT, Aborted.
[Switching to Thread 0xb522a6c0 (LWP 6948)]
0xb7ef2410 in __kernel_vsyscall ()
(gdb) bt
#0 0xb7ef2410 in __kernel_vsyscall ()
#1 0xb555f085 in raise () from /lib/tls/i686/cmov/libc.so.6
#2 0xb5560a01 in abort () from /lib/tls/i686/cmov/libc.so.6
#3 0xb576f480 in __gnu_cxx::__verbose_terminate_handler () from
/usr/lib/libstdc++.so.6
#4 0xb576cd05 in ?? () from /usr/lib/libstdc++.so.6
#5 0xb576cd42 in std::terminate () from /usr/lib/libstdc++.so.6
#6 0xb576d605 in __cxa_pure_virtual () from /usr/lib/libstdc++.so.6
#7 0x081d1d2b in Relation::boundingBox (this=0xb4156690) at
Features/Relation.cpp:125
#8 0x081cffed in Relation::remove (this=0xb4156690, Idx=48) at
Features/Relation.cpp:331
#9 0x081cd080 in Relation::remove (this=0xb4156690, F=0xb4245cf0) at
Features/Relation.cpp:340
#10 0x081cb6a5 in ~Feature (this=0xb4245cf0) at Features/Feature.cpp:166
#11 0x081e2106 in ~Way (this=0xb4245cf0) at Features/Way.cpp:111
#12 0xb594dd2c in QObjectPrivate::deleteChildren (this=0x8bcce00) at
kernel/qobject.cpp:1978
#13 0xb59536e1 in ~QObject (this=0x86d14f8) at kernel/qobject.cpp:975
#14 0x08213da2 in ~Layer (this=0x86d14f8) at Layers/Layer.cpp:93
#15 0x08214171 in ~DrawingLayer (this=0x86d14f8) at Layers/Layer.cpp:524
#16 0x08075cab in ~MapDocumentPrivate (this=0x882b810) at Document.cpp:41
#17 0x08070ad1 in ~Document (this=0x86e8900) at Document.cpp:77
#18 0x08149f12 in ~MainWindow (this=0xbff2c9f4) at MainWindow.cpp:361
#19 0x0813597e in main (argc=Cannot access memory at address 0x1b24
) at Main.cpp:230
(gdb)
(gdb) list 123
118 if (p->Members.size() == 0)
119 BBox = CoordBox(Coord(0,0),Coord(0,0));
120 else
121 {
122 CoordBox Clip;
123 bool haveFirst = false;
124 for (int i=0; i<p->Members.size(); ++i)
125 if (p->Members[i].second &&
!p->Members[i].second->notEverythingDownloaded() &&
!CAST_RELATION(p->Members[i].second)) {
(gdb) print p->Members[15].second
$3 = (class Feature *) 0xb4245cf0
(gdb) print *p->Members[15].second
$4 = {<QObject> = {_vptr.QObject = 0x8345848, static staticMetaObject
= {d = {superdata = 0x0, stringdata = 0xb59edec0 "QObject",
data = 0xb59edf60, extradata = 0xb5a633c0}}, d_ptr = {d =
0xb4245d20}, static staticQtMetaObject = {d = {superdata = 0x0,
stringdata = 0xb59f6c00 "Qt", data = 0xb59fa220, extradata =
0x0}}}, static staticMetaObject = {d = {superdata = 0x8491950,
stringdata = 0x83457d0 "Feature", data = 0x83457e0, extradata =
0x0}}, p = 0xb4245d78, BBox = {BottomLeft = {Lat = 0, Lon = 0},
TopRight = {Lat = 0, Lon = 0}}, MetaUpToDate = true, m_references = 0}
(gdb) print *this
$5 = {<Feature> = {<QObject> = {_vptr.QObject = 0x8345a68, static
staticMetaObject = {d = {superdata = 0x0,
stringdata = 0xb59edec0 "QObject", data = 0xb59edf60,
extradata = 0xb5a633c0}}, d_ptr = {d = 0xb4156708},
static staticQtMetaObject = {d = {superdata = 0x0, stringdata =
0xb59f6c00 "Qt", data = 0xb59fa220, extradata = 0x0}}},
static staticMetaObject = {d = {superdata = 0x8491950, stringdata
= 0x83457d0 "Feature", data = 0x83457e0, extradata = 0x0}},
p = 0xb4156760, BBox = {BottomLeft = {Lat = 635195284, Lon =
-74652190}, TopRight = {Lat = 636325205, Lon = -73125199}},
MetaUpToDate = false, m_references = 0}, static staticMetaObject =
{d = {superdata = 0x83457c0, stringdata = 0x83459dc "Relation",
data = 0x8345a00, extradata = 0x0}}, p = 0xb41567e0}
(gdb)
I haven't been able to exactly reproduce what causes this though.
> Alberto
>
> On Mon, Mar 15, 2010 at 5:40 PM, Nick Burrett <[email protected]> wrote:
>>
>> On 15 March 2010 16:29, Alberto Malagoli <[email protected]> wrote:
>> > hi,
>> > i'm using Merkaartor 0.15.2-svn(20388) on Linux Mint 8, and sometimes it
>> > exits with a segmentation fault (catched from terminal).
>> > quite always this happens after an upload, but also on other situations,
>> > and
>> > i don't know how to reproduce it.
>> > is there a way to have a debug mode or the debug log? so i can post it
>> > here..
>>
>> Yes. Just build from source and then type:
>>
>> gdb ./binaries/bin/merkaartor
>> (gdb) run
>>
>> When it crashes, you can type:
>>
>> (gdb) thread apply all backtrace
>>
>> Regards,
>>
>> Nick
>>
>> _______________________________________________
>> Merkaartor mailing list
>> [email protected]
>> http://lists.openstreetmap.org/listinfo/merkaartor
>
>
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>
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