https://bugs.kde.org/show_bug.cgi?id=408175
--- Comment #3 from vialav <d...@bk.ru> ---
bug persist with the latest compiled version; see also Bug 409486
─── Output/messages
───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
[Thread 0x7fff60c49700 (LWP 12006) exited]
Thread 1 "falkon" received signal SIGSEGV, Segmentation fault.
0x00007ffff6a3374b in QtSharedPointer::ExternalRefCountData::getAndRef(QObject
const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
─── Assembly
──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
0x00007ffff6a33741 ? retq
0x00007ffff6a33742 ? nopw 0x0(%rax,%rax,1)
0x00007ffff6a33748 ? mov %rbx,%rdi
0x00007ffff6a3374b ? lock addl $0x1,(%rbx)
0x00007ffff6a3374f ? pop %rbx
0x00007ffff6a33750 ? mov %rdi,%rax
0x00007ffff6a33753 ? pop %rbp
─── Expressions
───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
─── History
───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
─── Memory
────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
─── Registers
─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
rax 0x0000000000000001 rbx 0xc38a9d30a5002aea rcx 0x0000000000000000
rdx 0x00007ffff6c8e7c0 rsi 0x0000000000000000 rdi 0xc38a9d30a5002aea
rbp 0x0000555566bedbc0 rsp 0x00007fffffffb0c0
r8 0x00000000000000ca r9 0x0000000000000005 r10 0x00005555555f7130
r11 0x000055555de6fcd0 r12 0x000055556c63d8a0 r13 0x000055556e26f330
r14 0x00000000f78a5501 r15 0x000055556c63d8a0
rip 0x00007ffff6a3374b eflags [ SF IF RF ] cs 0x00000033
ss 0x0000002b ds 0x00000000 es 0x00000000
fs 0x00000000 gs 0x00000000
─── Source
────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
─── Stack
─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
[0] from 0x00007ffff6a3374b in
QtSharedPointer::ExternalRefCountData::getAndRef(QObject const*)
(no arguments)
[1] from 0x00007ffff720cead
(no arguments)
[+]
─── Threads
───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
[38] id 12588 name Thread (pooled) from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[37] id 12587 name CachePoolWorker from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[36] id 12575 name CachePoolWorker from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[35] id 12574 name CachePoolWorker from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[34] id 12307 name Thread (pooled) from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[33] id 12306 name Thread (pooled) from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[31] id 12302 name CachePoolWorker from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[30] id 12013 name BrowserBlocking from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[29] id 12007 name Thread (pooled) from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[27] id 12005 name QNetworkAccessM from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[26] id 12004 name Qt bearer threa from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[25] id 12003 name threaded-ml from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[24] id 12002 name Chrome_ChildIOT from 0x00007ffff665be3f in epoll_wait+79 at
../sysdeps/unix/sysv/linux/epoll_wait.c:30
[23] id 12001 name Chrome_InProcGp from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[22] id 12000 name AudioThread from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[21] id 11999 name CompositorTileW from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[20] id 11998 name BrowserBlocking from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[19] id 11997 name IndexedDB from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[18] id 11996 name Chrome_IOThread from 0x00007ffff665be3f in epoll_wait+79 at
../sysdeps/unix/sysv/linux/epoll_wait.c:30
[17] id 11995 name Chrome_CacheThr from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[16] id 11994 name Chrome_ProcessL from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[15] id 11993 name Chrome_FileUser from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[14] id 11992 name Chrome_FileThre from 0x00007ffff665be3f in epoll_wait+79 at
../sysdeps/unix/sysv/linux/epoll_wait.c:30
[13] id 11991 name Chrome_DBThread from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[12] id 11990 name WorkerPool/1199 from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[11] id 11989 name WorkerPool/1198 from 0x00007ffff6526916 in
futex_reltimed_wait_cancelable+29 at
../sysdeps/unix/sysv/linux/futex-internal.h:142
[10] id 11988 name inotify_reader from 0x00007ffff6652047 in __GI___select+87
at ../sysdeps/unix/sysv/linux/select.c:41
[9] id 11987 name NetworkChangeNo from 0x00007ffff665be3f in epoll_wait+79 at
../sysdeps/unix/sysv/linux/epoll_wait.c:30
[8] id 11986 name falkon from 0x00007ffff661f3ba in __GI___waitpid+74 at
../sysdeps/unix/sysv/linux/waitpid.c:30
[7] id 11981 name sandbox_ipc_thr from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[6] id 11980 name falkon:disk$0 from 0x00007ffff65263bb in
futex_wait_cancelable+27 at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[5] id 11978 name QDBusConnection from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[4] id 11977 name gdbus from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[3] id 11976 name gmain from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[2] id 11975 name QXcbEventReader from 0x00007ffff664f729 in __GI___poll+73 at
../sysdeps/unix/sysv/linux/poll.c:29
[1] id 11971 name falkon from 0x00007ffff6a3374b in
QtSharedPointer::ExternalRefCountData::getAndRef(QObject const*)
───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
>>> bt
#0 0x00007ffff6a3374b in
QtSharedPointer::ExternalRefCountData::getAndRef(QObject const*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1 0x00007ffff720cead in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#2 0x00007ffff720f7da in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#3 0x00007ffff71b383c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#4 0x00007ffff71bb104 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#5 0x00007ffff6b9e9c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fffedb4a583 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#7 0x00007fffedb4c055 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#8 0x00007fffedb232eb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#9 0x00007fffd90f0260 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#10 0x00007fffecba048e in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fffecba0728 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fffecba07c0 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007ffff6bf797f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007ffff6b9c9fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007ffff73312f0 in QMenu::exec(QPoint const&, QAction*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007fff46b6aff7 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/falkon/TabManager.so
#17 0x00007fff46b62149 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/falkon/TabManager.so
#18 0x00007ffff6bcd645 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007ffff71d8575 in QWidget::customContextMenuRequested(QPoint const&) ()
at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007ffff71f2ea2 in QWidget::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007ffff72934de in QFrame::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007ffff7406b8b in QAbstractItemView::viewportEvent(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007ffff746f52c in QTreeView::viewportEvent(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007ffff6b9e6ac in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007ffff71b3815 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007ffff71bbe6e in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007ffff6b9e9c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007ffff720d2a9 in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007ffff720f7da in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007ffff71b383c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007ffff71bb104 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007ffff6b9e9c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007fffedb4a583 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#34 0x00007fffedb4c055 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#35 0x00007fffedb232eb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#36 0x00007fffd90f0260 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#37 0x00007fffecba048e in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fffecba0728 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fffecba07c0 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007ffff6bf797f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#41 0x00007ffff6b9c9fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007ffff6ba5aa4 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x0000555555556496 in ()
#44 0x00007ffff6564b6b in __libc_start_main (main=0x5555555563f0, argc=1,
argv=0x7fffffffcbb8, init=<optimised out>, fini=<optimised out>,
rtld_fini=<optimised out>, stack_end=0x7fffffffcba8) at ../csu/libc-start.c:308
#45 0x00005555555565ca in _start ()
>>> disassemble
Dump of assembler code for function
_ZN15QtSharedPointer20ExternalRefCountData9getAndRefEPK7QObject:
0x00007ffff6a33700 <+0>: push %r12
0x00007ffff6a33702 <+2>: push %rbp
0x00007ffff6a33703 <+3>: push %rbx
0x00007ffff6a33704 <+4>: mov 0x8(%rdi),%rbp
0x00007ffff6a33708 <+8>: mov 0x68(%rbp),%rbx
0x00007ffff6a3370c <+12>: test %rbx,%rbx
0x00007ffff6a3370f <+15>: jne 0x7ffff6a33748
<_ZN15QtSharedPointer20ExternalRefCountData9getAndRefEPK7QObject+72>
0x00007ffff6a33711 <+17>: mov $0x10,%edi
0x00007ffff6a33716 <+22>: lea 0x68(%rbp),%r12
0x00007ffff6a3371a <+26>: callq 0x7ffff69904b0 <_Znwm@plt>
0x00007ffff6a3371f <+31>: movl $0xffffffff,0x4(%rax)
0x00007ffff6a33726 <+38>: mov %rax,%rdi
0x00007ffff6a33729 <+41>: movl $0x2,(%rax)
0x00007ffff6a3372f <+47>: mov %rbx,%rax
0x00007ffff6a33732 <+50>: lock cmpxchg %rdi,(%r12)
0x00007ffff6a33738 <+56>: jne 0x7ffff6a33757
<_ZN15QtSharedPointer20ExternalRefCountData9getAndRefEPK7QObject+87>
0x00007ffff6a3373a <+58>: pop %rbx
0x00007ffff6a3373b <+59>: mov %rdi,%rax
0x00007ffff6a3373e <+62>: pop %rbp
0x00007ffff6a3373f <+63>: pop %r12
0x00007ffff6a33741 <+65>: retq
0x00007ffff6a33742 <+66>: nopw 0x0(%rax,%rax,1)
0x00007ffff6a33748 <+72>: mov %rbx,%rdi
=> 0x00007ffff6a3374b <+75>: lock addl $0x1,(%rbx)
0x00007ffff6a3374f <+79>: pop %rbx
0x00007ffff6a33750 <+80>: mov %rdi,%rax
0x00007ffff6a33753 <+83>: pop %rbp
0x00007ffff6a33754 <+84>: pop %r12
0x00007ffff6a33756 <+86>: retq
0x00007ffff6a33757 <+87>: callq 0x7ffff6990400 <_ZdlPv@plt>
0x00007ffff6a3375c <+92>: mov 0x68(%rbp),%rdi
0x00007ffff6a33760 <+96>: lock addl $0x1,(%rdi)
0x00007ffff6a33764 <+100>: jmp 0x7ffff6a3373a
<_ZN15QtSharedPointer20ExternalRefCountData9getAndRefEPK7QObject+58>
End of assembler dump.
>>> quit
A debugging session is active.
Inferior 1 [process 11971] will be killed.
Quit anyway? (y or n) y
[1:1:0100/000000.312812:ERROR:broker_posix.cc(41)] Invalid node channel message
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