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List: konq-bugs
Subject: [konqueror] [Bug 341213] New: Konqueror hangs in infinite loop allocating and freeing memory
From: <phma () phma ! optus ! nu>
Date: 2014-11-24 7:48:10
Message-ID: bug-341213-5021 () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=341213
Bug ID: 341213
Summary: Konqueror hangs in infinite loop allocating and
freeing memory
Product: konqueror
Version: 4.13.3
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Severity: crash
Priority: NOR
Component: general
Assignee: konq-bugs@kde.org
Reporter: phma@phma.optus.nu
This happens sporadically and unpredictably with various websites.
strace looks like this:
munmap(0x7fd2e51c1000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e51b1000
munmap(0x7fd2e51b1000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e51a1000
munmap(0x7fd2e51a1000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5191000
munmap(0x7fd2e5191000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5181000
munmap(0x7fd2e5181000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5171000
munmap(0x7fd2e5171000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5161000
munmap(0x7fd2e5161000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5151000
munmap(0x7fd2e5151000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5141000
munmap(0x7fd2e5141000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5131000
munmap(0x7fd2e5131000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e5101000
munmap(0x7fd2e5101000, 61440) = 0
mmap(NULL, 126976, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fd2e50f1000
munmap(0x7fd2e50f1000, 61440) = 0
munmap(0x7fd2e5120000, 65536) = 0
munmap(0x7fd313160000, 65536) = 0
munmap(0x7fd2e5110000, 65536) = 0
munmap(0x7fd2e5140000, 65536) = 0
munmap(0x7fd2e5150000, 65536) = 0
munmap(0x7fd2e5160000, 65536) = 0
munmap(0x7fd2e5170000, 65536) = 0
munmap(0x7fd2e5180000, 65536) = 0
munmap(0x7fd2e5190000, 65536) = 0
munmap(0x7fd2e51a0000, 65536) = 0
munmap(0x7fd2e51b0000, 65536) = 0
munmap(0x7fd2e51c0000, 65536) = 0
munmap(0x7fd2e51d0000, 65536) = 0
munmap(0x7fd2e51e0000, 65536) = 0
munmap(0x7fd2e51f0000, 65536) = 0
munmap(0x7fd2e5200000, 65536) = 0
munmap(0x7fd2e5210000, 65536) = 0
munmap(0x7fd2e5220000, 65536) = 0
munmap(0x7fd2e5230000, 65536) = 0
munmap(0x7fd2e5240000, 65536) = 0
munmap(0x7fd2e5250000, 65536) = 0
munmap(0x7fd2e5260000, 65536) = 0
munmap(0x7fd2e5270000, 65536) = 0
munmap(0x7fd2e5280000, 65536) = 0
munmap(0x7fd2e5290000, 65536) = 0
munmap(0x7fd2e52a0000, 65536) = 0
munmap(0x7fd2e52b0000, 65536) = 0
munmap(0x7fd2e52c0000, 65536) = 0
munmap(0x7fd2e52d0000, 65536) = 0
munmap(0x7fd2e52e0000, 65536) = 0
munmap(0x7fd2e52f0000, 65536) = 0
munmap(0x7fd2e5300000, 65536) = 0
munmap(0x7fd2e5310000, 65536) = 0
munmap(0x7fd2e5320000, 65536) = 0
munmap(0x7fd2e5330000, 65536) = 0
munmap(0x7fd2e5340000, 65536) = 0
munmap(0x7fd2e5350000, 65536) = 0
munmap(0x7fd2e5360000, 65536) = 0
munmap(0x7fd2e5370000, 65536) = 0
munmap(0x7fd2e5380000, 65536) = 0
munmap(0x7fd2e5390000, 65536) = 0
munmap(0x7fd2e53a0000, 65536) = 0
munmap(0x7fd2e53b0000, 65536) = 0
munmap(0x7fd2e53c0000, 65536) = 0
munmap(0x7fd2e53d0000, 65536) = 0
munmap(0x7fd2e53e0000, 65536) = 0
munmap(0x7fd2e53f0000, 65536) = 0
munmap(0x7fd2e5400000, 65536) = 0
munmap(0x7fd2e5410000, 65536) = 0
munmap(0x7fd2e5420000, 65536) = 0
munmap(0x7fd2e5430000, 65536) = 0
munmap(0x7fd2e5440000, 65536) = 0
munmap(0x7fd2e5450000, 65536) = 0
munmap(0x7fd2e5460000, 65536) = 0
munmap(0x7fd2e5470000, 65536) = 0
munmap(0x7fd2e5480000, 65536) = 0
munmap(0x7fd2e5490000, 65536) = 0
munmap(0x7fd2e54a0000, 65536) = 0
munmap(0x7fd2e54b0000, 65536) = 0
munmap(0x7fd2e54c0000, 65536) = 0
munmap(0x7fd2e54d0000, 65536) = 0
munmap(0x7fd2e54e0000, 65536) = 0
munmap(0x7fd2e54f0000, 65536) = 0
munmap(0x7fd2e5500000, 65536) = 0
munmap(0x7fd2e5510000, 65536) = 0
munmap(0x7fd2e5520000, 65536) = 0
munmap(0x7fd2e5530000, 65536) = 0
munmap(0x7fd2e5540000, 65536) = 0
munmap(0x7fd2e5550000, 65536) = 0
munmap(0x7fd2e5560000, 65536) = 0
munmap(0x7fd2e5570000, 65536) = 0
munmap(0x7fd2e5580000, 65536) = 0
munmap(0x7fd2e5590000, 65536) = 0
munmap(0x7fd2e55a0000, 65536) = 0
munmap(0x7fd2e55b0000, 65536) = 0
munmap(0x7fd2e55c0000, 65536) = 0
munmap(0x7fd2e55d0000, 65536) = 0
munmap(0x7fd2e55e0000, 65536) = 0
munmap(0x7fd2e55f0000, 65536) = 0
munmap(0x7fd2e5600000, 65536) = 0
munmap(0x7fd2e5610000, 65536) = 0
munmap(0x7fd2e5620000, 65536) = 0
munmap(0x7fd2e5630000, 65536) = 0
munmap(0x7fd2e5640000, 65536) = 0
Backtrace:
(gdb) where
#0 _int_malloc (av=0x7fd3343ea760 <main_arena>, bytes=16) at malloc.c:3792
#1 0x00007fd3340ae230 in __GI___libc_malloc (bytes=16) at malloc.c:2891
#2 0x00007fd31a024ea0 in fastMalloc (n=16) at ../../kjs/wtf/FastMalloc.h:37
#3 KJS::ArrayInstance::ArrayInstance (this=0x7fd2e547b640,
prototype=<optimized out>, list=...) at ../../kjs/array_instance.cpp:120
#4 0x00007fd31a021154 in KJS::ArrayObjectImp::construct (
this=<optimized out>, exec=<optimized out>, args=...)
at ../../kjs/array_object.cpp:706
#5 0x00007fd31a04bd61 in KJS::Machine::runBlock (exec=0x7fff957798c0,
codeBlock=..., parentExec=0x7fd3343ea768 <main_arena+8>,
parentExec@entry=0x7fff95779ba0) at codes.def:873
#6 0x00007fd31a02ff71 in KJS::FunctionImp::callAsFunction (
this=0x7fd310094100, exec=0x7fff95779ba0, thisObj=<optimized out>,
args=...) at ../../kjs/function.cpp:171
#7 0x00007fd31a04b9cd in call (args=..., thisObj=<optimized out>,
exec=<optimized out>, this=<optimized out>) at ../../kjs/object.h:632
#8 KJS::Machine::runBlock (exec=0x7fff95779ba0, codeBlock=...,
parentExec=0x7fd3343ea768 <main_arena+8>, parentExec@entry=0x7fff95779e80)
at codes.def:1233
#9 0x00007fd31a02ff71 in KJS::FunctionImp::callAsFunction (
this=0x7fd31bfba140, exec=0x7fff95779e80, thisObj=<optimized out>,
args=...) at ../../kjs/function.cpp:171
#10 0x00007fd31a04b9cd in call (args=..., thisObj=<optimized out>,
exec=<optimized out>, this=<optimized out>) at ../../kjs/object.h:632
#11 KJS::Machine::runBlock (exec=0x7fff95779e80, codeBlock=...,
parentExec=0x7fd3343ea768 <main_arena+8>, parentExec@entry=0x284b6070)
at codes.def:1233
#12 0x00007fd31a02ff71 in KJS::FunctionImp::callAsFunction (
this=0x7fd31bfba2c0, exec=0x284b6070, thisObj=<optimized out>, args=...)
at ../../kjs/function.cpp:171
#13 0x00007fd31a02e36d in KJS::BoundFunction::callAsFunction (
this=<optimized out>, exec=0x284b6070, extraArgs=...)
at ../../kjs/function.cpp:409
#14 0x00007fd31abd5e10 in call (args=..., thisObj=0x7fd318084c80,
exec=0x284b6070, this=<optimized out>) at ../../kjs/object.h:632
#15 KJS::ScheduledAction::execute (this=0x2f9c2140, window=0x7fd318084c80)
at ../../khtml/ecma/kjs_window.cpp:2504
#16 0x00007fd31abd6041 in KJS::WindowQObject::timerEvent (this=0x253ff220)
at ../../khtml/ecma/kjs_window.cpp:2679
#17 0x00007fd330d58a31 in QObject::event (this=0x253ff220, e=<optimized out>)
at kernel/qobject.cpp:1156
#18 0x00007fd331732e2c in QApplicationPrivate::notify_helper (
this=this@entry=0x19802d0, receiver=receiver@entry=0x253ff220, e=e@entry=
0x7fff9577a4d0) at kernel/qapplication.cpp:4567
#19 0x00007fd3317394a0 in QApplication::notify (
this=this@entry=0x7fff9577a920, receiver=receiver@entry=0x253ff220,
e=e@entry=0x7fff9577a4d0) at kernel/qapplication.cpp:4353
#20 0x00007fd33243dd1a in KApplication::notify (this=0x7fff9577a920,
receiver=0x253ff220, event=0x7fff9577a4d0)
at ../../kdeui/kernel/kapplication.cpp:311
#21 0x00007fd330d404dd in QCoreApplication::notifyInternal (this=
0x7fff9577a920, receiver=0x253ff220, event=0x7fff9577a4d0)
at kernel/qcoreapplication.cpp:953
#22 0x00007fd330d70323 in sendEvent (event=<optimized out>,
receiver=<optimized out>)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#23 QTimerInfoList::activateTimers (this=0x1988fd0)
at kernel/qeventdispatcher_unix.cpp:621
#24 0x00007fd330d6d5f1 in timerSourceDispatch (source=<optimized out>)
at kernel/qeventdispatcher_glib.cpp:193
#25 0x00007fd32d042e04 in g_main_context_dispatch ()
from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fd32d043048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fd32d0430ec in g_main_context_iteration ()
from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fd330d6d7a1 in QEventDispatcherGlib::processEvents (this=0x1944b50,
flags=...) at kernel/qeventdispatcher_glib.cpp:434
#29 0x00007fd3317d4bb6 in QGuiEventDispatcherGlib::processEvents (
this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#30 0x00007fd330d3f0af in QEventLoop::processEvents (this=this@entry=
0x7fff9577a740, flags=...) at kernel/qeventloop.cpp:149
#31 0x00007fd330d3f3a5 in QEventLoop::exec (this=this@entry=0x7fff9577a740,
flags=...) at kernel/qeventloop.cpp:204
#32 0x00007fd330d44b79 in QCoreApplication::exec ()
at kernel/qcoreapplication.cpp:1225
#33 0x00007fd33173137c in QApplication::exec () at kernel/qapplication.cpp:3828
#34 0x00007fd3344a2e4e in kdemain (argc=<optimized out>, argv=<optimized out>)
at ../../../konqueror/src/konqmain.cpp:227
#35 0x00007fd33404cec5 in __libc_start_main (
main=0x4006d0 <main(int, char**)>, argc=2, argv=0x7fff9577aac8,
init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>,
stack_end=0x7fff9577aab8) at libc-start.c:287
#36 0x00000000004006fe in _start ()
Konqueror does not respond to any sort of clicking or dragging on its window,
but dies when sent an ALRM signal.
Reproducible: Sometimes
Steps to Reproduce:
Beats me. Sometimes it happens when I'm not looking. It just happened while I
was scrolling a webpage.
Exact version is 4.13.3-0ubuntu0.1 on a 64-bit Core I7.
--
You are receiving this mail because:
You are the assignee for the bug.
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