474434 – Wayland to Wayland VNC connection fails (using KRDC + KRFB)

Bug 474434 - Wayland to Wayland VNC connection fails (using KRDC + KRFB)

Summary: Wayland to Wayland VNC connection fails (using KRDC + KRFB)

Status:	REPORTED

Alias:	None

Product:	krdc
Classification:	Applications
Component:	general (other bugs)
Version First Reported In:	22.12.3
Platform:	Debian stable Linux

Importance:	NOR crash
Target Milestone:	---
Assignee:	Urs Wolfer

URL:
Keywords:	drkonqi

Depends on:
Blocks:

Reported:	2023-09-12 04:17 UTC by Nick
Modified:	2023-09-12 04:17 UTC (History)
CC List:	1 user (show)

See Also:
Latest Commit:
Version Fixed/Implemented In:
Sentry Crash Report:

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Description Nick 2023-09-12 04:17:58 UTC

Application: krdc (22.12.3)

Qt Version: 5.15.8
Frameworks Version: 5.103.0
Operating System: Linux 6.1.0-12-arm64 aarch64
Windowing System: Wayland
Distribution: Debian GNU/Linux 12 (bookworm)
DrKonqi: 5.27.5 [KCrashBackend]

-- Information about the crash:
Asks about password, when the correct password is given it thinks for a second, then says 'password incorrect'.
If an actual incorrect password is entered it immediately gives an error.

The crash can be reproduced every time.

-- Backtrace:
Application: KRDC (krdc), signal: Aborted

[New LWP 3662]
[New LWP 3663]
[New LWP 3679]
[New LWP 3681]
[New LWP 4047]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
0x0000ffff928eb694 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0xaaaaf928a888) at ./nptl/futex-internal.c:57
[KCrash Handler]
#4  __pthread_kill_implementation (threadid=281472512073504, signo=signo@entry=6, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44
#5  0x0000ffff928f0a24 in __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
#6  0x0000ffff928aa76c in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#7  0x0000ffff928974bc in __GI_abort () at ./stdlib/abort.c:79
#8  0x0000ffff92ac4944 in __gnu_cxx::__verbose_terminate_handler() () from /lib/aarch64-linux-gnu/libstdc++.so.6
#9  0x0000ffff92ac23bc in ?? () from /lib/aarch64-linux-gnu/libstdc++.so.6
#10 0x0000ffff92ac2420 in std::terminate() () from /lib/aarch64-linux-gnu/libstdc++.so.6
#11 0x0000ffff92ac1c08 in __gxx_personality_v0 () from /lib/aarch64-linux-gnu/libstdc++.so.6
#12 0x0000ffff9128e540 in ?? () from /lib/aarch64-linux-gnu/libgcc_s.so.1
#13 0x0000ffff9128e928 in _Unwind_ForcedUnwind () from /lib/aarch64-linux-gnu/libgcc_s.so.1
#14 0x0000ffff928f7b18 in __GI___pthread_unwind (buf=<optimized out>) at ./nptl/unwind.c:130
#15 0x0000ffff928eb284 in __do_cancel () at ../sysdeps/nptl/pthreadP.h:281
#16 __GI___pthread_enable_asynccancel () at ./nptl/cancellation.c:48
#17 0x0000ffff9294a668 in __GI___close (fd=21) at ../sysdeps/unix/sysv/linux/close.c:27
#18 0x0000ffff907e8808 in ?? () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#19 0x0000ffff907955b8 in g_main_context_unref () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#20 0x0000ffff92f5f1d8 in QEventDispatcherGlib::~QEventDispatcherGlib() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#21 0x0000ffff92f5f2c4 in QEventDispatcherGlib::~QEventDispatcherGlib() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#22 0x0000ffff92d0d614 in ?? () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#23 0x0000ffff92d0dfc8 in ?? () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#24 0x0000ffff928eee18 in start_thread (arg=0xffffec9f2a97) at ./nptl/pthread_create.c:442
#25 0x0000ffff92957e9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:79
Thread 5 (Thread 0xffff8332ef20 (LWP 3681) "QDBusConnection"):
#1  0x0000ffff907952b8 in g_source_ref () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#2  0x0000ffff907953d0 in ?? () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#3  0x0000ffff90796d84 in g_main_context_prepare () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#4  0x0000ffff90797888 in ?? () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#5  0x0000ffff90797a84 in g_main_context_iteration () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#6  0x0000ffff92f5eac4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#7  0x0000ffff92efb258 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#8  0x0000ffff92d0cab4 in QThread::exec() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#9  0x0000ffff91a78d40 in ?? () from /lib/aarch64-linux-gnu/libQt5DBus.so.5
#10 0x0000ffff92d0dfc0 in ?? () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#11 0x0000ffff928eee18 in start_thread (arg=0xffffec9f3587) at ./nptl/pthread_create.c:442
#12 0x0000ffff92957e9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:79
Thread 4 (Thread 0xffff83cadf20 (LWP 3679) "krdc:disk$0"):
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0xaaaaf90466e0) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0xaaaaf90466e0, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x0000ffff928ee1d0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0xaaaaf9046688, cond=0xaaaaf90466b8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0xaaaaf90466b8, mutex=0xaaaaf9046688) at ./nptl/pthread_cond_wait.c:618
#5  0x0000ffff898035ec in ?? () from /usr/lib/aarch64-linux-gnu/dri/rockchip_dri.so
#6  0x0000ffff897c1794 in ?? () from /usr/lib/aarch64-linux-gnu/dri/rockchip_dri.so
#7  0x0000ffff898034fc in ?? () from /usr/lib/aarch64-linux-gnu/dri/rockchip_dri.so
#8  0x0000ffff928eee18 in start_thread (arg=0xffffec9f2737) at ./nptl/pthread_create.c:442
#9  0x0000ffff92957e9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:79
Thread 3 (Thread 0xffff8bafef20 (LWP 3663) "WaylandEventThr"):
#1  0x0000ffff905c1638 in ?? () from /lib/aarch64-linux-gnu/libQt5WaylandClient.so.5
#2  0x0000ffff92d0dfc0 in ?? () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#3  0x0000ffff928eee18 in start_thread (arg=0xffffec9f3797) at ./nptl/pthread_create.c:442
#4  0x0000ffff92957e9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:79
Thread 2 (Thread 0xffff8c30ef20 (LWP 3662) "WaylandEventThr"):
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0xaaaaf902dc08) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0xaaaaf902dc08, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x0000ffff928ee1d0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0xaaaaf902dbb0, cond=0xaaaaf902dbe0) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0xaaaaf902dbe0, mutex=0xaaaaf902dbb0) at ./nptl/pthread_cond_wait.c:618
#5  0x0000ffff92d14e14 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#6  0x0000ffff905c15f0 in ?? () from /lib/aarch64-linux-gnu/libQt5WaylandClient.so.5
#7  0x0000ffff92d0dfc0 in ?? () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#8  0x0000ffff928eee18 in start_thread (arg=0xffffec9f3707) at ./nptl/pthread_create.c:442
#9  0x0000ffff92957e9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:79
Thread 1 (Thread 0xffff9468c4e0 (LWP 3639) "krdc"):
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0xaaaaf928a888) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0xaaaaf928a888, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x0000ffff928ee1d0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0xaaaaf928a830, cond=0xaaaaf928a860) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0xaaaaf928a860, mutex=0xaaaaf928a830) at ./nptl/pthread_cond_wait.c:618
#5  0x0000ffff92d14e14 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#6  0x0000ffff92d0dbb4 in QThread::wait(QDeadlineTimer) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#7  0x0000ffff92d0b790 in QThread::~QThread() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#8  0x0000ffff82ae6e48 in ?? () from /usr/lib/aarch64-linux-gnu/qt5/plugins/krdc/libkrdc_vncplugin.so
#9  0x0000ffff82ae6ec4 in ?? () from /usr/lib/aarch64-linux-gnu/qt5/plugins/krdc/libkrdc_vncplugin.so
#10 0x0000ffff92f2be9c in QObjectPrivate::deleteChildren() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#11 0x0000ffff93a2b44c in QWidget::~QWidget() () from /lib/aarch64-linux-gnu/libQt5Widgets.so.5
#12 0x0000ffff93a2b794 in QWidget::~QWidget() () from /lib/aarch64-linux-gnu/libQt5Widgets.so.5
#13 0x0000ffff92f2be9c in QObjectPrivate::deleteChildren() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#14 0x0000ffff93a2b44c in QWidget::~QWidget() () from /lib/aarch64-linux-gnu/libQt5Widgets.so.5
#15 0x0000aaaae0c2d96c in ?? ()
#16 0x0000ffff92f2e468 in QObject::event(QEvent*) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#17 0x0000ffff93ad49ec in QFrame::event(QEvent*) () from /lib/aarch64-linux-gnu/libQt5Widgets.so.5
#18 0x0000ffff939ec0a0 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/aarch64-linux-gnu/libQt5Widgets.so.5
#19 0x0000ffff92efcd40 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#20 0x0000ffff92f000a8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#21 0x0000ffff92f5f4e8 in ?? () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#22 0x0000ffff9079774c in g_main_context_dispatch () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#23 0x0000ffff907979e0 in ?? () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#24 0x0000ffff90797a84 in g_main_context_iteration () from /lib/aarch64-linux-gnu/libglib-2.0.so.0
#25 0x0000ffff92f5eaa8 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#26 0x0000ffff92efb258 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#27 0x0000ffff92f042dc in QCoreApplication::exec() () from /lib/aarch64-linux-gnu/libQt5Core.so.5
#28 0x0000aaaae0c2b340 in ?? ()
#29 0x0000ffff92897780 in __libc_start_call_main (main=main@entry=0xaaaae0c2ab80, argc=argc@entry=3, argv=argv@entry=0xffffec9f3e28) at ../sysdeps/nptl/libc_start_call_main.h:58
#30 0x0000ffff92897858 in __libc_start_main_impl (main=0xaaaae0c2ab80, argc=3, argv=0xffffec9f3e28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=<optimized out>) at ../csu/libc-start.c:360
#31 0x0000aaaae0c2b7f0 in ?? ()
[Inferior 1 (process 3639) detached]

Reported using DrKonqi