[mythtv-commits] Ticket #5941: MythFrontend Telnet Interface Segfaults when connection is not closed cleanly
MythTV
mythtv at cvs.mythtv.org
Wed Nov 26 05:58:09 UTC 2008
#5941: MythFrontend Telnet Interface Segfaults when connection is not closed
cleanly
--------------------+-------------------------------------------------------
Reporter: kormoc | Owner: ijr
Type: defect | Status: new
Priority: minor | Milestone: unknown
Component: mythtv | Version: head
Severity: medium | Mlocked: 0
--------------------+-------------------------------------------------------
Steps to reproduce with revision 19159
{{{
telnet frontend 6546
kill -9 telnet-pid
telnet frontend 6546
}}}
backtrace
{{{
Program received signal SIGSEGV, Segmentation fault.
0x00000000025e2aa0 in ?? ()
(gdb) bt
#0 0x00000000025e2aa0 in ?? ()
#1 0x0000000000503310 in NetworkControl::newConnection (this=0x162d7a0)
at networkcontrol.cpp:314
#2 0x000000000051b725 in NetworkControl::qt_metacall (this=0x162d7a0,
_c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff413da8b0)
at moc_networkcontrol.cpp:67
#3 0x0000003da9f3fb7a in QMetaObject::activate ()
from /usr/lib/qt4/libQtCore.so.4
#4 0x0000003daa486358 in ?? () from /usr/lib/qt4/libQtNetwork.so.4
#5 0x0000003daa474c03 in ?? () from /usr/lib/qt4/libQtNetwork.so.4
#6 0x0000003da8f92a2f in QApplicationPrivate::notify_helper ()
from /usr/lib/qt4/libQtGui.so.4
#7 0x0000003da8f972a0 in QApplication::notify ()
from /usr/lib/qt4/libQtGui.so.4
#8 0x0000003da9f2d545 in QCoreApplication::notifyInternal ()
from /usr/lib/qt4/libQtCore.so.4
#9 0x0000003da9f54000 in QEventDispatcherUNIX::activateSocketNotifiers ()
from /usr/lib/qt4/libQtCore.so.4
#10 0x0000003da9f544f3 in QEventDispatcherUNIXPrivate::doSelect ()
from /usr/lib/qt4/libQtCore.so.4
#11 0x0000003da9f54847 in QEventDispatcherUNIX::processEvents ()
from /usr/lib/qt4/libQtCore.so.4
#12 0x0000003da900e5fd in ?? () from /usr/lib/qt4/libQtGui.so.4
---Type <return> to continue, or q <return> to quit---
#13 0x0000003da9f2caab in QEventLoop::processEvents ()
from /usr/lib/qt4/libQtCore.so.4
#14 0x0000003da9f2cbfe in QEventLoop::exec () from
/usr/lib/qt4/libQtCore.so.4
#15 0x0000003da9f2e584 in QCoreApplication::exec ()
from /usr/lib/qt4/libQtCore.so.4
#16 0x000000000043e5f8 in main (argc=5, argv=0x7fff413dc128) at
main.cpp:1476
}}}
and bt full
{{{
#0 0x00000000025e2aa0 in ?? ()
No symbol table info available.
#1 0x0000000000503310 in NetworkControl::newConnection (this=0x162d7a0)
at networkcontrol.cpp:314
welcomeStr = {static null = {<No data fields>}, static shared_null
= {
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0x3daa2127a0, static codecForCStrings = 0x0}
closedOldConn = true
s = (struct QTcpSocket *) 0x16cbbe0
locker = {{mtx = 0x162d7d9, val = 23255001}}
#2 0x000000000051b725 in NetworkControl::qt_metacall (this=0x162d7a0,
_c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff413da8b0)
at moc_networkcontrol.cpp:67
No locals.
#3 0x0000003da9f3fb7a in QMetaObject::activate ()
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#4 0x0000003daa486358 in ?? () from /usr/lib/qt4/libQtNetwork.so.4
No symbol table info available.
---Type <return> to continue, or q <return> to quit---
#5 0x0000003daa474c03 in ?? () from /usr/lib/qt4/libQtNetwork.so.4
No symbol table info available.
#6 0x0000003da8f92a2f in QApplicationPrivate::notify_helper ()
from /usr/lib/qt4/libQtGui.so.4
No symbol table info available.
#7 0x0000003da8f972a0 in QApplication::notify ()
from /usr/lib/qt4/libQtGui.so.4
No symbol table info available.
#8 0x0000003da9f2d545 in QCoreApplication::notifyInternal ()
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#9 0x0000003da9f54000 in QEventDispatcherUNIX::activateSocketNotifiers ()
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#10 0x0000003da9f544f3 in QEventDispatcherUNIXPrivate::doSelect ()
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#11 0x0000003da9f54847 in QEventDispatcherUNIX::processEvents ()
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#12 0x0000003da900e5fd in ?? () from /usr/lib/qt4/libQtGui.so.4
No symbol table info available.
#13 0x0000003da9f2caab in QEventLoop::processEvents ()
---Type <return> to continue, or q <return> to quit---
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#14 0x0000003da9f2cbfe in QEventLoop::exec () from
/usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#15 0x0000003da9f2e584 in QCoreApplication::exec ()
from /usr/lib/qt4/libQtCore.so.4
No symbol table info available.
#16 0x000000000043e5f8 in main (argc=5, argv=0x7fff413dc128) at
main.cpp:1476
bPromptForBackend = false
bBypassAutoDiscovery = false
upgradeAllowed = false
cmdline_err = false
cmdline = {parseTypes = 255, settingsOverride = {{d = 0x76fe40,
e = 0x76fe40}}, settingsQuery = {<QList<QString>> = {{p = {
static shared_null = {ref = {_q_value = 18153}, alloc = 0,
begin = 0, end = 0, sharable = 1, array = {0x0}}, d =
0x770880},
d = 0x770880}}, <No data fields>}, display = {
static null = {<No data fields>}, static shared_null = {ref = {
_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean = 0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {
_q_value = 987}, alloc = 0, size = 0, data = 0x3daa2127ba, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
---Type <return> to continue, or q <return> to quit---
reserved = 0, array = {0}}, d = 0x76fe20,
static codecForCStrings = 0x0}, geometry = {
static null = {<No data fields>}, static shared_null = {ref = {
_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean = 0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {
_q_value = 987}, alloc = 0, size = 0, data = 0x3daa2127ba, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, d = 0x76fe20,
static codecForCStrings = 0x0}, wantsToExit = false}
a = <incomplete type>
pluginname = {static null = {<No data fields>}, static shared_null
= {
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0x76fe20, static codecForCStrings = 0x0}
finfo = {d_ptr = 0x8a4b20}
binname = {static null = {<No data fields>}, static shared_null =
{
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
---Type <return> to continue, or q <return> to quit---
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0x8a4ae0, static codecForCStrings = 0x0}
ResetSettings = false
settingsOverride = {{d = 0x76fe40, e = 0x76fe40}}
callCleanup = {
m_cleanFunction = 0x4409f0 <(anonymous namespace)::cleanup()>}
settingsQuery = {<QList<QString>> = {{p = {static shared_null = {
ref = {_q_value = 18153}, alloc = 0, begin = 0, end = 0,
sharable = 1, array = {0x0}}, d = 0x770880},
d = 0x770880}}, <No data fields>}
fileprefix = {static null = {<No data fields>}, static shared_null
= {
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0x8b4a10, static codecForCStrings = 0x0}
dir = {d_ptr = 0x8cecb0}
geometry = {static null = {<No data fields>}, static shared_null =
{
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
---Type <return> to continue, or q <return> to quit---
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0x76fe20, static codecForCStrings = 0x0}
priv_thread = 1107327312
priv_thread_created = true
status = 0
themename = {static null = {<No data fields>}, static shared_null
= {
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0xa68b20, static codecForCStrings = 0x0}
randomtheme = false
themedir = {static null = {<No data fields>}, static shared_null =
{
ref = {_q_value = 5432}, alloc = 0, size = 0, data = 0x76fe3a, clean =
0,
simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0,
reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value =
987},
alloc = 0, size = 0, data = 0x3daa2127ba, clean = 0, simpletext = 0,
righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array =
{0}},
d = 0xba25d0, static codecForCStrings = 0x0}
mainWindow = (class MythMainWindow *) 0xa68b70
pmanager = (MythPluginManager *) 0x16666d0
---Type <return> to continue, or q <return> to quit---
mon = (class MediaMonitor *) 0x908ad0
networkControl = (class NetworkControl *) 0x162d7a0
exitstatus = 0
}}}
--
Ticket URL: <http://svn.mythtv.org/trac/ticket/5941>
MythTV <http://www.mythtv.org/>
MythTV
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