Bug #1753799 “k3b crashed with SIGSEGV in QString::size()” : Bugs : k3b package : Ubuntu

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Cristian Aravena Romero (caravena) wrote on 2018-03-06:

#1

Dependencies.txt Edit (18.3 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (696 bytes, text/plain; charset="utf-8")
JournalErrors.txt Edit (1.4 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (955 bytes, text/plain; charset="utf-8")
ProcEnviron.txt Edit (309 bytes, text/plain; charset="utf-8")
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ProcStatus.txt Edit (1.2 KiB, text/plain; charset="utf-8")
Registers.txt Edit (852 bytes, text/plain; charset="utf-8")
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Apport retracing service (apport) on 2018-03-07

tags:

removed: need-amd64-retrace

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Apport retracing service (apport) wrote on 2018-03-09:

#2

StacktraceTop:
QString::size (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:233
QString::toLocal8Bit() const & (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:520
QFile::encodeName (fileName=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qfile.h:89
K3b::ExternalBinPermissionModel::Private::getProgramInfo (this=0x563289b16880, program=0x56328a16da20, owner=..., group=..., wantedGroup=..., perm=@0x7fffaf5953b8: 116, wantedPerm=@0x7fffaf5953bc: 14) at ./src/option/k3bexternalbinpermissionmodel.cpp:109
K3b::ExternalBinPermissionModel::Private::needChangePermissions (this=<optimized out>, program=<optimized out>) at ./src/option/k3bexternalbinpermissionmodel.cpp:148

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Apport retracing service (apport) wrote on 2018-03-09: Stacktrace.txt

#3

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Apport retracing service (apport) wrote on 2018-03-09: ThreadStacktrace.txt

#4

ThreadStacktrace.txt Edit (11.2 KiB, text/plain)

Changed in k3b (Ubuntu):
importance:	Undecided → Medium
summary:	- k3b crashed with SIGSEGV in QStyledItemDelegate::initStyleOption() + k3b crashed with SIGSEGV in QString::size()

Cristian Aravena Romero (caravena) on 2018-03-09

information type:

Private → Public

Revision history for this message

In KDE Bug Tracking System #391610, Cristian Aravena Romero (caravena) wrote on 2018-03-09:

#5

Download full text (6.4 KiB)

Hello,

Open bug in launchpad.net:
https://bugs.launchpad.net/bugs/1753799

"Problem with *privileges*..."

BackTrace:
#0 QString::size (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:233
No locals.
#1 QString::toLocal8Bit() const & (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:520
No locals.
#2 QFile::encodeName (fileName=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qfile.h:89
No locals.
#3 K3b::ExternalBinPermissionModel::Private::getProgramInfo (this=0x563289b16880, program=0x56328a16da20, owner=..., group=..., wantedGroup=..., perm=@0x7fffaf5953b8: 116, wantedPerm=@0x7fffaf5953bc: 14) at ./src/option/k3bexternalbinpermissionmodel.cpp:109
        s = {st_dev = 6, st_ino = 140002289047989, st_nlink = 140736135255488, st_mode = 2310116272, st_uid = 22066, st_gid = 0, __pad0 = 14, st_rdev = 140002288659377, st_size = 665832, st_blksize = 64424509537, st_blocks = 1304, st_atim = {tv_sec = 94775057099008, tv_nsec = 16641}, st_mtim = {tv_sec = 0, tv_nsec = -4616189618054758400}, st_ctim = {tv_sec = 0, tv_nsec = 696204690}, __glibc_reserved = {8156075650671158528, 0, 140736135255488}}
#4 0x00005632889b4567 in K3b::ExternalBinPermissionModel::Private::needChangePermissions (this=<optimized out>, program=<optimized out>) at ./src/option/k3bexternalbinpermissionmodel.cpp:148
        owner = {static null = {<No data fields>}, d = 0x7f54d1b5f0e0}
        group = {static null = {<No data fields>}, d = 0x7f54d1b5f0e0}
        wantedGroup = {static null = {<No data fields>}, d = 0x7f54d1b5f0e0}
        perm = 116
        wantedPerm = 14
#5 0x00005632889b4d8a in K3b::ExternalBinPermissionModel::data (this=0x563289b19230, index=..., role=<optimized out>) at ./src/option/k3bexternalbinpermissionmodel.cpp:243
        program = 0x56328a16da20
#6 0x00007f54d2ce5ae2 in QtPrivate::QVariantValueHelper<QImage>::metaType (v=...) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:697
        vid = 70
        t = {<QPaintDevice> = {_vptr.QPaintDevice = 0x0, painters = 0, reserved = 0x5632893d7c20}, d = 0x713033976f77a500}
        vid = <optimized out>
        t = <optimized out>
#7 QtPrivate::MetaTypeInvoker<QtPrivate::QVariantValueHelper<QImage>, QVariant const&, QImage>::invoke (a=...) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:111
No locals.
#8 qvariant_cast<QImage> (v=...) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:835
No locals.
#9 QStyledItemDelegate::initStyleOption (this=0x56328a159e00, option=0x7fffaf5955c0, index=...) at itemviews/qstyleditemdelegate.cpp:329
        image = {<QPaintDevice> = {_vptr.QPaintDevice = 0x0, painters = 0, reserved = 0x7fffaf595500}, d = 0x7fffaf5955b0}
        value = {d = {data = {c = 0 '\000', uc = 0 '\000', s = 0, sc = 0 '\000', us = 0, i = 0, u = 0, l = 0, ul = 0, b = false, d = 0, f = 0, real = 0, ll = 0, ull = 0, o = 0x0, ptr = 0x0, shared = 0x0}, type = 0, is_shared = 0, is_null = 1}}
#10 0x00007f54d2ce510c in QVariant::Private::Private (this=0x21) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:373
No locals.
#11 QVariant::QVariant (this=0x21) at ../../include/QtCore/../../src/corelib/kernel/qvar...

Hello,

Open bug in launchpad.net:
https://bugs.launchpad.net/bugs/1753799

"Problem with *privileges*..."

BackTrace:
#0  QString::size (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:233
No locals.
#1  QString::toLocal8Bit() const & (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:520
No locals.
#2  QFile::encodeName (fileName=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qfile.h:89
No locals.
#3  K3b::ExternalBinPermissionModel::Private::getProgramInfo (this=0x563289b16880, program=0x56328a16da20, owner=..., group=..., wantedGroup=..., perm=@0x7fffaf5953b8: 116, wantedPerm=@0x7fffaf5953bc: 14) at ./src/option/k3bexternalbinpermissionmodel.cpp:109
        s = {st_dev = 6, st_ino = 140002289047989, st_nlink = 140736135255488, st_mode = 2310116272, st_uid = 22066, st_gid = 0, __pad0 = 14, st_rdev = 140002288659377, st_size = 665832, st_blksize = 64424509537, st_blocks = 1304, st_atim = {tv_sec = 94775057099008, tv_nsec = 16641}, st_mtim = {tv_sec = 0, tv_nsec = -4616189618054758400}, st_ctim = {tv_sec = 0, tv_nsec = 696204690}, __glibc_reserved = {8156075650671158528, 0, 140736135255488}}
#4  0x00005632889b4567 in K3b::ExternalBinPermissionModel::Private::needChangePermissions (this=<optimized out>, program=<optimized out>) at ./src/option/k3bexternalbinpermissionmodel.cpp:148
        owner = {static null = {<No data fields>}, d = 0x7f54d1b5f0e0}
        group = {static null = {<No data fields>}, d = 0x7f54d1b5f0e0}
        wantedGroup = {static null = {<No data fields>}, d = 0x7f54d1b5f0e0}
        perm = 116
        wantedPerm = 14
#5  0x00005632889b4d8a in K3b::ExternalBinPermissionModel::data (this=0x563289b19230, index=..., role=<optimized out>) at ./src/option/k3bexternalbinpermissionmodel.cpp:243
        program = 0x56328a16da20
#6  0x00007f54d2ce5ae2 in QtPrivate::QVariantValueHelper<QImage>::metaType (v=...) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:697
        vid = 70
        t = {<QPaintDevice> = {_vptr.QPaintDevice = 0x0, painters = 0, reserved = 0x5632893d7c20}, d = 0x713033976f77a500}
        vid = <optimized out>
        t = <optimized out>
#7  QtPrivate::MetaTypeInvoker<QtPrivate::QVariantValueHelper<QImage>, QVariant const&, QImage>::invoke (a=...) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:111
No locals.
#8  qvariant_cast<QImage> (v=...) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:835
No locals.
#9  QStyledItemDelegate::initStyleOption (this=0x56328a159e00, option=0x7fffaf5955c0, index=...) at itemviews/qstyleditemdelegate.cpp:329
        image = {<QPaintDevice> = {_vptr.QPaintDevice = 0x0, painters = 0, reserved = 0x7fffaf595500}, d = 0x7fffaf5955b0}
        value = {d = {data = {c = 0 '\000', uc = 0 '\000', s = 0, sc = 0 '\000', us = 0, i = 0, u = 0, l = 0, ul = 0, b = false, d = 0, f = 0, real = 0, ll = 0, ull = 0, o = 0x0, ptr = 0x0, shared = 0x0}, type = 0, is_shared = 0, is_null = 1}}
#10 0x00007f54d2ce510c in QVariant::Private::Private (this=0x21) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:373
No locals.
#11 QVariant::QVariant (this=0x21) at ../../include/QtCore/../../src/corelib/kernel/qvariant.h:199
No locals.
#12 QModelIndex::data (arole=10, this=0x7fffaf595678) at ../../include/QtCore/../../src/corelib/itemmodels/qabstractitemmodel.h:432
No locals.
#13 QStyledItemDelegate::editorEvent (this=0x7fffaf5957a0, event=0x7fffaf5955b0, model=0x7fffaf5957c0, option=..., index=...) at itemviews/qstyleditemdelegate.cpp:608
        flags = {i = 2941866936}
        value = {d = {data = {c = 0 '\000', uc = 0 '\000', s = 0, sc = 0 '\000', us = 0, i = 0, u = 0, l = 0, ul = 0, b = false, d = 0, f = 0, real = 0, ll = 0, ull = 0, o = 0x0, ptr = 0x0, shared = 0x0}, type = 1073741823, is_shared = 1, is_null = 1}}
        widget = <optimized out>
        style = <optimized out>
        state = <optimized out>
#14 0x0000000000000002 in ?? ()
No symbol table info available.
#15 0x0000563289b193f0 in ?? ()
No symbol table info available.
#16 0x00007fffaf5957a0 in ?? ()
No symbol table info available.
#17 0x0000000000000001 in ?? ()
No symbol table info available.
#18 0x00007f54d2d2b6e8 in QTreeViewPrivate::updateScrollBars (this=0x7f54d2d28b41 <QTreeView::indexRowSizeHint(QModelIndex const&) const+961>) at itemviews/qtreeview.cpp:3702
        contentsHeight = 1
        q = <optimized out>
        viewportSize = {wd = 1870112000, ht = -1353099328}
        itemsInViewport = <optimized out>
        columnCount = <optimized out>
        viewportWidth = <optimized out>
        columnsInViewport = <optimized out>
#19 0x0000000000000002 in ?? ()
No symbol table info available.
#20 0x00007f54d291e720 in guard variable for (anonymous namespace)::Q_QGS_theFontCache::innerFunction()::holder () from /mnt/sec-machines/apport-sandbox-dir/Ubuntu 18.04/amd64/report-sandbox/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#21 0x00005632893d7c20 in ?? ()
No symbol table info available.
#22 0x0000000000000001 in ?? ()
No symbol table info available.
#23 0x00007f54d2368c7f in qThreadStorage_localData<QFontCache> (d=...) at ../../include/QtCore/../../src/corelib/thread/qthreadstorage.h:71
        v = <optimized out>
        v = <optimized out>
#24 QThreadStorage<QFontCache*>::localData (this=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qthreadstorage.h:145
No locals.
#25 QFontCache::instance () at text/qfont.cpp:2705
        fontCache = <optimized out>
#26 0x00007f54d2368e83 in QMutexLocker::unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:213
No locals.
#27 QMutexLocker::~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:207
No locals.
#28 QFontPrivate::engineForScript (this=0x7fff00000000, script=-1978213856) at text/qfont.cpp:207
        locker = {val = 94775058469424}
#29 0x0000000000000001 in ?? ()
No symbol table info available.
#30 0x0000001000000010 in ?? ()
No symbol table info available.
#31 0x00005632893d7c20 in ?? ()
No symbol table info available.
#32 0x000f000100000000 in ?? ()
No symbol table info available.
#33 0x000000006f77a501 in ?? ()
No symbol table info available.
#34 0x00007f54b8008de0 in ?? ()
No symbol table info available.
#35 0x0000563289b193b0 in ?? ()
No symbol table info available.
#36 0xffffffffffffffff in ?? ()
No symbol table info available.
#37 0x0000000000000000 in ?? ()
No symbol table info available.

Regards,
--
Cristian

Bug Watch Updater (bug-watch-updater) on 2018-03-09

Changed in k3b:
importance:	Unknown → Medium
status:	Unknown → New

Revision history for this message

In KDE Bug Tracking System #391610, Zhaixiang (zhaixiang) wrote on 2018-03-30:

#6

Git commit 1e771f7f3ddf83fd7c3bf78b35247a82ebbb8c2c by Leslie Zhai.
Committed on 30/03/2018 at 13:38.
Pushed by lesliezhai into branch 'master'.

There is k3bfuzzertest to test QFile::encodeName and
QString::fromRawData using libFuzzer, it might be duplicate of
QTBUG-57553

CCMAIL: <email address hidden>

M +2 -2 tests/k3bfuzzertest.cpp

https://commits.kde.org/k3b/1e771f7f3ddf83fd7c3bf78b35247a82ebbb8c2c

Bug Watch Updater (bug-watch-updater) on 2018-04-01

Changed in k3b:
importance:	Medium → High

Revision history for this message

In KDE Bug Tracking System #391610, Justin Zobel (justin-zobel) wrote on 2020-12-17:

#7

Thank you for the crash report.

As it has been a while since this was reported, can you please test and confirm if this issue is still occurring or if this bug report can be marked as resolved.

I have set the bug status to "needsinfo" pending your response, please change back to "reported" or "resolved/worksforme" when you respond, thank you.

Bug Watch Updater (bug-watch-updater) on 2020-12-17

Changed in k3b:
status:	New → Incomplete

Revision history for this message

In KDE Bug Tracking System #391610, Bug-janitor (bug-janitor) wrote on 2021-01-01:

#8

Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!

Revision history for this message

In KDE Bug Tracking System #391610, Bug-janitor (bug-janitor) wrote on 2021-01-16:

#9

This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!

Bug Watch Updater (bug-watch-updater) on 2021-01-19

Changed in k3b:
status:	Incomplete → Invalid

Ubuntu
k3b package

k3b crashed with SIGSEGV in QString::size()

Bug Description

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Affects		Status	Importance	Assigned to	Milestone
	k3b	Invalid	High	kde-bugs #391610
	k3b (Ubuntu)	New	Medium	Unassigned

Ubuntuk3b package

k3b crashed with SIGSEGV in QString::size()

Bug Description

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Ubuntu
k3b package