[mythtv-commits] Ticket #12917: mythfrontend.real crashes since Ubuntu 16.10 upgrade

MythTV noreply at mythtv.org
Mon Nov 7 01:24:16 UTC 2016


#12917: mythfrontend.real crashes since Ubuntu 16.10 upgrade
-----------------------------------------+-------------------------
 Reporter:  heynnema@…                   |          Owner:
     Type:  Bug Report - General         |         Status:  new
 Priority:  critical                     |      Milestone:  unknown
Component:  MythTV - General             |        Version:  0.28.0
 Severity:  high                         |     Resolution:
 Keywords:  mythfrontend stack smashing  |  Ticket locked:  0
-----------------------------------------+-------------------------

Comment (by jacob@…):

 I am working with the same version of mythtv on Ubuntu 16.04 and this
 started with a recent update to a dependency. I'm currently working to
 narrow it down. My backtrace:

 {{{
 Function "qFatal" not defined.
 Breakpoint 1 (qFatal) pending.
 [Thread debugging using libthread_db enabled]
 Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
 [New Thread 0x7fffd9b2c700 (LWP 22110)]
 [New Thread 0x7fffcccff700 (LWP 22112)]
 [New Thread 0x7fffcc4fe700 (LWP 22113)]
 [New Thread 0x7fffcbcfd700 (LWP 22114)]
 [New Thread 0x7fffcb4fc700 (LWP 22115)]
 [New Thread 0x7fffcacfb700 (LWP 22116)]
 [New Thread 0x7fffca4fa700 (LWP 22117)]
 [New Thread 0x7fffc94d7700 (LWP 22126)]
 [New Thread 0x7fffc8cd6700 (LWP 22127)]
 [New Thread 0x7fffabfff700 (LWP 22128)]
 [New Thread 0x7fffab7fe700 (LWP 22129)]
 [New Thread 0x7fffaaffd700 (LWP 22132)]
 [New Thread 0x7fffaa3ec700 (LWP 22133)]
 [New Thread 0x7fffa9beb700 (LWP 22135)]
 [New Thread 0x7fffa93ea700 (LWP 22136)]
 [New Thread 0x7fffa8be9700 (LWP 22137)]
 [New Thread 0x7fff0ffff700 (LWP 22138)]

 Thread 1 "mythfrontend.re" received signal SIGSEGV, Segmentation fault.
 0x00007fffecb6af29 in QGLFormat::openGLVersionFlags() () from
 /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5

 Thread 18 (Thread 0x7fff0ffff700 (LWP 22138)):
 #0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
 No locals.
 #1  0x00007ffff42fc996 in QWaitCondition::wait(QMutex*, unsigned long) ()
 from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff678d3f9 in MythSignalingTimer::run (this=0xca9cf0) at
 mythsignalingtimer.cpp:84
         locker = {val = 13278497}
 #3  0x00007ffff6753e70 in MThreadInternal::run (this=0xa830a0) at
 mthread.cpp:79
 No locals.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fff0ffff700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fff0ffff700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140733461821184,
 -3446743742818391560, 0, 140737488344127, 140733461821888, 13272432,
 3446567820366866936, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 17 (Thread 0x7fffa8be9700 (LWP 22137)):
 #0  0x00007ffff34cb9e3 in select () at ../sysdeps/unix/syscall-
 template.S:84
 No locals.
 #1  0x00007ffff6449009 in LIRC::run (this=0xbe8de0) at lirc.cpp:462
         readfds = {fds_bits = {70368744177664, 0 <repeats 15 times>}}
         timeout = {tv_sec = 0, tv_usec = 307902}
         ret = 32767
         codes = {<QListSpecialMethods<QByteArray>> = {<No data fields>},
 {p = {static shared_null = {ref = {atomic = {_q_value = -1}}, alloc = 0,
 begin = 0, end = 0, array = {0x0}}, d = 0x25}, d = 0x25}}
         __FUNCTION__ = "run"
 #2  0x00007ffff6753e70 in MThreadInternal::run (this=0xcadab0) at
 mthread.cpp:79
 No locals.
 #3  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #4  0x00007ffff404070a in start_thread (arg=0x7fffa8be9700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffa8be9700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736024450816,
 -3446743742818391560, 0, 140737488343871, 140736024451520, 13577440,
 3446913628584962552, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #5  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 16 (Thread 0x7fffa93ea700 (LWP 22136)):
 #0  0x00007ffff404956d in read () at ../sysdeps/unix/syscall-template.S:84
 No locals.
 #1  0x00007fffed3b9d87 in ?? () from /usr/lib/x86_64-linux-
 gnu/libdns_sd.so.1
 No symbol table info available.
 #2  0x00007fffed3b9ecb in ?? () from /usr/lib/x86_64-linux-
 gnu/libdns_sd.so.1
 No symbol table info available.
 #3  0x00007ffff404070a in start_thread (arg=0x7fffa93ea700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffa93ea700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736032843520,
 -3446743742818391560, 0, 140737488344223, 140736032844224, 13293224,
 3446914728633461240, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #4  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 15 (Thread 0x7fffa9beb700 (LWP 22135)):
 #0  0x00007ffff4049c6d in nanosleep () at ../sysdeps/unix/syscall-
 template.S:84
 No locals.
 #1  0x00007ffff43abbfd in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff42fabb8 in QThread::msleep(unsigned long) () from
 /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #3  0x00007ffff6753f5d in MThreadInternal::MSleep (time=100) at
 mthread.cpp:92
 No locals.
 #4  0x00007ffff67535a8 in MThread::msleep (time=100) at mthread.cpp:342
 No locals.
 #5  0x00007ffff6b6ea96 in TaskQueue::run (this=0xce6120) at
 taskqueue.cpp:150
         ttNow = {tv_sec = 1478481543, tv_usec = 807613}
         pTask = 0xce2960
         __FUNCTION__ = "run"
 #6  0x00007ffff6753e70 in MThreadInternal::run (this=0xce6250) at
 mthread.cpp:79
 No locals.
 #7  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #8  0x00007ffff404070a in start_thread (arg=0x7fffa9beb700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffa9beb700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736041236224,
 -3446743742818391560, 0, 140737488342959, 140736041236928, 13525536,
 3446915826534476280, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #9  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 14 (Thread 0x7fffaa3ec700 (LWP 22133)):
 #0  0x00007ffff34cb9e3 in select () at ../sysdeps/unix/syscall-
 template.S:84
 No locals.
 #1  0x00007ffff6b68742 in SSDP::run (this=0xce5030) at ssdp.cpp:298
         nMaxSocket = 38
         count = 0
         read_set = {fds_bits = {446676598784, 0 <repeats 15 times>}}
         timeout = {tv_sec = 0, tv_usec = 983672}
         __FUNCTION__ = "run"
 #2  0x00007ffff6753e70 in MThreadInternal::run (this=0xce28c0) at
 mthread.cpp:79
 No locals.
 #3  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #4  0x00007ffff404070a in start_thread (arg=0x7fffaa3ec700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffaa3ec700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736049628928,
 -3446743742818391560, 0, 140737488343087, 140736049629632, 13539600,
 3446908130489952760, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #5  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 13 (Thread 0x7fffaaffd700 (LWP 22132)):
 #0  pthread_cond_wait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
 No locals.
 #1  0x00007ffff4926bd4 in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Script.so.5
 No symbol table info available.
 #2  0x00007ffff4926c19 in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Script.so.5
 No symbol table info available.
 #3  0x00007ffff404070a in start_thread (arg=0x7fffaaffd700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffaaffd700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736062281472,
 -3446743742818391560, 0, 140737488343103, 140736062282176, 13538384,
 3446908670045219320, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #4  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 12 (Thread 0x7fffab7fe700 (LWP 22129)):
 #0  pthread_cond_wait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
 No locals.
 #1  0x00007ffff42fca5b in QWaitCondition::wait(QMutex*, unsigned long) ()
 from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff688df9d in MythSystemLegacyIOHandler::run (this=0xc2bc70)
 at mythsystemunix.cpp:102
         locker = {val = 12762257}
         __FUNCTION__ = "run"
 #3  0x00007ffff6753e70 in MThreadInternal::run (this=0xbf28f0) at
 mthread.cpp:79
 No locals.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffab7fe700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffab7fe700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736070674176,
 -3446743742818391560, 0, 140737488342735, 140736070674880, 12828192,
 3446909770093718008, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 11 (Thread 0x7fffabfff700 (LWP 22128)):
 #0  pthread_cond_wait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
 No locals.
 #1  0x00007ffff42fca5b in QWaitCondition::wait(QMutex*, unsigned long) ()
 from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff688df9d in MythSystemLegacyIOHandler::run (this=0xc1b7b0)
 at mythsystemunix.cpp:102
         locker = {val = 12695505}
         __FUNCTION__ = "run"
 #3  0x00007ffff6753e70 in MThreadInternal::run (this=0xbf06d0) at
 mthread.cpp:79
 No locals.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffabfff700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffabfff700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736079066880,
 -3446743742818391560, 0, 140737488342735, 140736079067584, 12761360,
 3446910867994733048, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 10 (Thread 0x7fffc8cd6700 (LWP 22127)):
 #0  0x00007ffff4049c6d in nanosleep () at ../sysdeps/unix/syscall-
 template.S:84
 No locals.
 #1  0x00007ffff68914d7 in MythSystemLegacySignalManager::run
 (this=0xbfc250) at mythsystemunix.cpp:515
         ts = {tv_sec = 0, tv_nsec = 50000000}
         __FUNCTION__ = "run"
 #2  0x00007ffff6753e70 in MThreadInternal::run (this=0xbef9b0) at
 mthread.cpp:79
 No locals.
 #3  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #4  0x00007ffff404070a in start_thread (arg=0x7fffc8cd6700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffc8cd6700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736562292480,
 -3446743742818391560, 0, 140737488342735, 140736562293184, 12694832,
 3446702086950119928, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #5  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 9 (Thread 0x7fffc94d7700 (LWP 22126)):
 #0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
 No locals.
 #1  0x00007ffff42fc996 in QWaitCondition::wait(QMutex*, unsigned long) ()
 from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff688f23a in MythSystemLegacyManager::run (this=0xc108b0) at
 mythsystemunix.cpp:283
         ms = 0xc13320
         pid = -1
         status = 32512
         i = {i = 0xc3c5e8}
         next = {i = 0x0}
         now = 1478481542
         __FUNCTION__ = "run"
 #3  0x00007ffff6753e70 in MThreadInternal::run (this=0xbf1850) at
 mthread.cpp:79
 No locals.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffc94d7700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffc94d7700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736570685184,
 -3446743742818391560, 0, 140737488342735, 140736570685888, 12567680,
 3446703184851134968, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 8 (Thread 0x7fffca4fa700 (LWP 22117)):
 #0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
 No locals.
 #1  0x00007ffff42fc996 in QWaitCondition::wait(QMutex*, unsigned long) ()
 from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff6827f8e in LoggerThread::run (this=0xbff7b0) at
 logging.cpp:399
         item = 0xccbba0
         __FUNCTION__ = "run"
         dieNow = false
         qLock = {val = 140737332206393}
 #3  0x00007ffff6753e70 in MThreadInternal::run (this=0xbf3920) at
 mthread.cpp:79
 No locals.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffca4fa700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffca4fa700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736587605760,
 -3446743742818391560, 0, 140737488343855, 140736587606464, 12581280,
 3446696604424366584, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 7 (Thread 0x7fffcacfb700 (LWP 22116)):
 #0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
 ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
 No locals.
 #1  0x00007ffff42fc996 in QWaitCondition::wait(QMutex*, unsigned long) ()
 from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #2  0x00007ffff6835d0f in LogForwardThread::run (this=0x7fffb4003280) at
 loggingserver.cpp:1173
         lock = {val = 140737332206569}
         processed = 1
         loggers = {<QListSpecialMethods<LoggerBase*>> = {<No data
 fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = -1}},
 alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fffcacfad50}, d =
 0x7fffcacfad50}}
 #3  0x00007ffff6753e70 in MThreadInternal::run (this=0x7fffb4003530) at
 mthread.cpp:79
 No locals.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffcacfb700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffcacfb700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736595998464,
 -3446743742818391560, 0, 140736604388111, 140736595999168,
 140736213300704, 3446697702325381624, 3446763189047945720}, mask_was_saved
 = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup =
 0x0, canceltype = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 6 (Thread 0x7fffcb4fc700 (LWP 22115)):
 #0  0x00007ffff34c9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
 No locals.
 #1  0x00007fffe91b539c in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #2  0x00007fffe91b54ac in g_main_context_iteration () from /lib/x86_64
 -linux-gnu/libglib-2.0.so.0
 No symbol table info available.
 #3  0x00007ffff45327eb in
 QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
 () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #4  0x00007ffff44d9b4a in
 QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
 /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff42f6834 in QThread::exec() () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #6  0x00007ffff6753ec6 in MThreadInternal::exec (this=0xbf3610) at
 mthread.cpp:85
         ph = {<QObject> = {<No data fields>}, purgeTimer = 1}
 #7  0x00007ffff6753554 in MThread::exec (this=0xbf26a0) at mthread.cpp:327
 No locals.
 #8  0x00007ffff68351f1 in LogServerThread::run (this=0xbf2690) at
 loggingserver.cpp:865
         locker = {val = 140737332206504}
         abortThread = false
 #9  0x00007ffff6753e70 in MThreadInternal::run (this=0xbf3610) at
 mthread.cpp:79
 No locals.
 #10 0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #11 0x00007ffff404070a in start_thread (arg=0x7fffcb4fc700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffcb4fc700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736604391168,
 -3446743742818391560, 0, 140737488343535, 140736604391872, 12582144,
 3446698802373880312, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #12 0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 5 (Thread 0x7fffcbcfd700 (LWP 22114)):
 #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
 No locals.
 #1  0x00007fffe91f9d4a in g_cond_wait_until () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #2  0x00007fffe9189999 in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #3  0x00007fffe9189fbb in g_async_queue_timeout_pop () from /lib/x86_64
 -linux-gnu/libglib-2.0.so.0
 No symbol table info available.
 #4  0x00007fffe91dc61a in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #5  0x00007fffe91dbbc5 in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #6  0x00007ffff404070a in start_thread (arg=0x7fffcbcfd700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffcbcfd700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736612783872,
 -3446743742818391560, 0, 140737488341631, 140736612784576, 12244768,
 3446699900274895352, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #7  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 4 (Thread 0x7fffcc4fe700 (LWP 22113)):
 #0  0x00007ffff34c9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
 No locals.
 #1  0x00007fffe91b539c in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #2  0x00007fffe91b5722 in g_main_loop_run () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #3  0x00007fffd33f4916 in ?? () from /usr/lib/x86_64-linux-
 gnu/libgio-2.0.so.0
 No symbol table info available.
 #4  0x00007fffe91dbbc5 in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffcc4fe700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffcc4fe700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736621176576,
 -3446743742818391560, 0, 140737488339007, 140736621177280, 12251360,
 3446709796416416248, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 3 (Thread 0x7fffcccff700 (LWP 22112)):
 #0  0x00007ffff34c9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
 No locals.
 #1  0x00007fffe91b539c in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #2  0x00007fffe91b54ac in g_main_context_iteration () from /lib/x86_64
 -linux-gnu/libglib-2.0.so.0
 No symbol table info available.
 #3  0x00007fffe91b54e9 in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #4  0x00007fffe91dbbc5 in ?? () from /lib/x86_64-linux-
 gnu/libglib-2.0.so.0
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffcccff700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffcccff700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736629569280,
 -3446743742818391560, 0, 140737488338655, 140736629569984, 0,
 3446710894317431288, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 2 (Thread 0x7fffd9b2c700 (LWP 22110)):
 #0  0x00007ffff34c9b5d in poll () at ../sysdeps/unix/syscall-template.S:84
 No locals.
 #1  0x00007fffe6379c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
 No symbol table info available.
 #2  0x00007fffe637b8d7 in xcb_wait_for_event () from /usr/lib/x86_64
 -linux-gnu/libxcb.so.1
 No symbol table info available.
 #3  0x00007fffdc247629 in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5XcbQpa.so.5
 No symbol table info available.
 #4  0x00007ffff42fb7be in ?? () from /usr/lib/x86_64-linux-
 gnu/libQt5Core.so.5
 No symbol table info available.
 #5  0x00007ffff404070a in start_thread (arg=0x7fffd9b2c700) at
 pthread_create.c:333
         __res = <optimized out>
         pd = 0x7fffd9b2c700
         now = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736845760256,
 -3446743742818391560, 0, 140737488343183, 140736845760960, 10740304,
 3446669570826463736, 3446763189047945720}, mask_was_saved = 0}}, priv =
 {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype
 = 0}}}
         not_first_call = <optimized out>
         pagesize_m1 = <optimized out>
         sp = <optimized out>
         freesize = <optimized out>
         __PRETTY_FUNCTION__ = "start_thread"
 #6  0x00007ffff34d582d in clone () at
 ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
 No locals.

 Thread 1 (Thread 0x7fffdc645900 (LWP 22087)):
 #0  0x00007fffecb6af29 in QGLFormat::openGLVersionFlags() () from
 /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5
 No symbol table info available.
 #1  0x00007ffff645ebc3 in MythRenderOpenGL::Create (painter=...,
 device=0x0) at mythrender_opengl.cpp:114
         format = {d = 0xaa9b80}
         setswapinterval = false
         synctovblank = 1
         __FUNCTION__ = "Create"
         dummy = 0xcba660
         qglFormat = {d = 0xccbd30}
         openGLVersionFlags = 32767
 #2  0x00007ffff62c919d in MythMainWindow::Init (this=0xcf2370,
 forcedpainter=...) at mythmainwindow.cpp:1160
         gl = 0x7fffffffd6c0
         flags = {i = 2049}
         inwindow = false
         fullscreen = true
         __FUNCTION__ = "Init"
         painter = {static null = {<No data fields>}, d = 0xcb8800}
 #3  0x000000000046f619 in main (argc=5, argv=0x7fffffffe108) at
 main.cpp:1886
         bPromptForBackend = false
         bBypassAutoDiscovery = false
         cmdline = {<MythCommandLineParser> = {_vptr.MythCommandLineParser
 = 0x9b2ca8 <vtable for MythFrontendCommandLineParser+16>, m_appname =
 {static null = {<No data fields>}, d = 0xa18580}, m_optionedArgs = {d =
 0xa18c00}, m_namedArgs = {d = 0xa18b70}, m_passthroughActive = false,
 m_overridesImported = true, m_verbose = false}, <No data fields>}
         callCleanup = {m_cleanFunction = 0x461961 <(anonymous
 namespace)::cleanup()>}
         signallist = {<QListSpecialMethods<int>> = {<No data fields>}, {p
 = {static shared_null = {ref = {atomic = {_q_value = -1}}, alloc = 0,
 begin = 0, end = 0, array = {0x0}}, d = 0xbedbd0}, d = 0xbedbd0}}
         retval = 0
         ResetSettings = false
         __FUNCTION__ = "main"
         fileprefix = {static null = {<No data fields>}, d = 0xc00f70}
         dir = {d_ptr = {d = 0xce3ce0}}
         bonjour = {d = 0xce63c0}
         themename = {static null = {<No data fields>}, d = 0xcfc310}
         themedir = {static null = {<No data fields>}, d = 0xbe7930}
         mainWindow = 0xcf2370
         mon = 0x9b0708
         networkControl = 0x724093
         themeUpdateChecker = 0x7ffff453a8f9
         sysEventHandler = 0x7ffff4390182 <QString::fromUtf8_helper(char
 const*, int)+34>
         bcm = {<QObject> = {<No data fields>}, static staticMetaObject =
 {d = {superdata = 0x7ffff471cb00 <QObject::staticMetaObject>, stringdata =
 0x71e780 <qt_meta_stringdata_BackendConnectionManager>, data = 0x71e800
 <qt_meta_data_BackendConnectionManager>, static_metacall = 0x6da830
 <BackendConnectionManager::qt_static_metacall(QObject*, QMetaObject::Call,
 int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, m_reconnecting
 = 0x9b0708, m_reconnect_timer = 0x6def94
 <__static_initialization_and_destruction_0(int, int)+74>,
 m_reconnect_again = 80}
         housekeeping = 0xa160c0
         ret = 0
 }}}

--
Ticket URL: <https://code.mythtv.org/trac/ticket/12917#comment:8>
MythTV <http://www.mythtv.org>
MythTV Media Center


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