** Changed in: unity8 (Ubuntu) Assignee: (unassigned) => Albert Astals Cid (aacid)
** Changed in: unity8 (Ubuntu) Status: New => In Progress -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to unity8 in Ubuntu. https://bugs.launchpad.net/bugs/1508485 Title: "QThread: Destroyed while thread is still running" printed on shutdown Status in unity8 package in Ubuntu: In Progress Bug description: Sending SIGTERM to unity8 causes this slightly concerning error message to be printed: QThread: Destroyed while thread is still running Going a quick dig, I see it came from DashCommunicator: (gdb) break src/corelib/thread/qthread.cpp:417 Breakpoint 1 at 0x7fafce6bd935: file thread/qthread.cpp, line 417. (gdb) cont Continuing. ^C Program received signal SIGINT, Interrupt. 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 81 in ../sysdeps/unix/syscall-template.S (gdb) signal SIGTERM Continuing with signal SIGTERM. Breakpoint 1, QThread::~QThread (this=0x203d1f0, __in_chrg=<optimized out>) at thread/qthread.cpp:417 417 thread/qthread.cpp: No such file or directory. (gdb) t [Current thread is 1 (Thread 0x7fafcfcaf800 (LWP 19100))] (gdb) info threads Id Target Id Frame 23 Thread 0x7fafc178b700 (LWP 19101) "unity8" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 22 Thread 0x7fafc0f8a700 (LWP 19102) "unity8" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 21 Thread 0x7fafbbfff700 (LWP 19103) "MirServerThread" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 20 Thread 0x7fafbb7fe700 (LWP 19104) "RPC Thread" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 19 Thread 0x7fafb951d700 (LWP 19105) "MirServerThread" pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 18 Thread 0x7fafb8ac0700 (LWP 19106) "Input dispatch" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 17 Thread 0x7fafaa0db700 (LWP 19107) "Mir/Snapshot" pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 16 Thread 0x7fafa98da700 (LWP 19108) "Mir/IPC" 0x00007fafcddc54f3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 15 Thread 0x7fafa90d9700 (LWP 19109) "Mir/IPC" 0x00007fafcddc54f3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 14 Thread 0x7faf9db6d700 (LWP 19110) "QQmlThread" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 13 Thread 0x7faf8de65700 (LWP 19111) "gmain" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 12 Thread 0x7faf85664700 (LWP 19112) "gdbus" 0x00007fafcbceea91 in g_variant_type_info_check ( info=info@entry=0x7fafcbd504b0 <g_variant_type_info_basic_table+368>, container_class=container_class@entry=0 '\000') at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gvarianttypeinfo.c:158 11 Thread 0x7faf8d3ff700 (LWP 19113) "dconf worker" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 10 Thread 0x7faf7eba6700 (LWP 19114) "dashCommunicato" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 9 Thread 0x7faf73fff700 (LWP 19115) "unity8" 0x00007fafcddc54f3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 8 Thread 0x7faf735f9700 (LWP 19118) "unity8" pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 7 Thread 0x7faf71dd9700 (LWP 19119) "Qt bearer threa" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 6 Thread 0x7faf63fff700 (LWP 19121) "QQuickPixmapRea" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 5 Thread 0x7faf615ad700 (LWP 19123) "Thread (pooled)" pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 4 Thread 0x7faf5ffa0700 (LWP 19124) "QThread" 0x00007fafcddb98dd in poll () at ../sysdeps/unix/syscall-template.S:81 3 Thread 0x7faf5f79f700 (LWP 19125) "QProcessManager" 0x00007fafcddbb743 in select () at ../sysdeps/unix/syscall-template.S:81 2 Thread 0x7faf5ef5e700 (LWP 19135) "QSGRenderThread" pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 * 1 Thread 0x7fafcfcaf800 (LWP 19100) "unity8" QThread::~QThread (this=0x203d1f0, __in_chrg=<optimized out>) at thread/qthread.cpp:417 (gdb) bt #0 0x00007fafce6bd935 in QThread::~QThread() (this=0x203d1f0, __in_chrg=<optimized out>) at thread/qthread.cpp:417 #1 0x00007faf845e5ef2 in () at /usr/lib/x86_64-linux-gnu/unity8/qml/Unity/DashCommunicator/libDashCommunicator-qml.so #2 0x00007fafce8d1d2b in QObjectPrivate::deleteChildren() (this=this@entry=0x2033f40) at kernel/qobject.cpp:1950 #3 0x00007fafce8db620 in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1030 #4 0x00007fafcf5b52bd in QQuickItem::~QQuickItem() (this=0x2033f10, __in_chrg=<optimized out>) at items/qquickitem.cpp:2223 #5 0x00007fafcf5cf7c6 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement() (this=0x2033f10, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:98 #6 0x00007fafcf5cf7c6 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement() (this=0x2033f10, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:98 #7 0x00007fafce8d1d2b in QObjectPrivate::deleteChildren() (this=this@entry=0x2017c10) at kernel/qobject.cpp:1950 #8 0x00007fafce8db620 in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1030 #9 0x00007fafcf5b52bd in QQuickItem::~QQuickItem() (this=0x2015e10, __in_chrg=<optimized out>) at items/qquickitem.cpp:2223 #10 0x00007fafcf5cf86e in QQmlPrivate::QQmlElement<QQuickRectangle>::~QQmlElement() (this=0x2015e10, __in_chrg=<optimized out>) at items/qquickrectangle_p.h:128 #11 0x00007fafcf5cf86e in QQmlPrivate::QQmlElement<QQuickRectangle>::~QQmlElement() (this=0x2015e10, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:98 #12 0x00007fafcf5cf86e in QQmlPrivate::QQmlElement<QQuickRectangle>::~QQmlElement() (this=0x2015e10, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:98 #13 0x00007fafcf66b1aa in QQuickView::~QQuickView() (this=0x1f8ff70, __in_chrg=<optimized out>) at items/qquickview.cpp:225 #14 0x000000000040fade in () #15 0x000000000040a123 in () #16 0x0000000000406374 in () #17 0x00007fafcdcdea40 in __libc_start_main (main= 0x4062f0, argc=1, argv=0x7ffe2523b688, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe2523b678) at libc-start.c:289 #18 0x0000000000406419 in _start () To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1508485/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp