Public bug reported:
This is another deadlock in media-hub, different than bug 1542947
Here's the stacktrace:
(gdb) t a a bt
Thread 8 (Thread 0xb2d20360 (LWP 2574)):
#0 0xb40356b4 in ?? ()
#1 0xb4049c8c in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 7 (Thread 0xb23ff360 (LWP 2575)):
#0 0xb40356b4 in ?? ()
#1 0xb4049c8c in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 6 (Thread 0xb19ff360 (LWP 2576)):
#0 0xb623e132 in epoll_wait () from /lib/arm-linux-gnueabihf/libc.so.6
#1 0x0018bd94 in boost::asio::detail::epoll_reactor::run(bool,
boost::asio::detail::op_queue<boost::asio::detail::task_io_service_operation>&)
()
#2 0x0018d052 in
boost::asio::detail::task_io_service::run(boost::system::error_code&) ()
#3 0x0018b23a in _start ()
Thread 5 (Thread 0xad1fe360 (LWP 2577)):
#0 0xb62374e0 in poll () from /lib/arm-linux-gnueabihf/libc.so.6
#1 0x00000000 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 4 (Thread 0xac9fe360 (LWP 2578)):
#0 0xb62374e0 in poll () from /lib/arm-linux-gnueabihf/libc.so.6
#1 0x00000000 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 3 (Thread 0xabace360 (LWP 2579)):
#0 0xb62a5d44 in __libc_do_syscall () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#1 0xb62a395c in __lll_lock_wait () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#2 0xb629f202 in pthread_mutex_lock () from
/lib/arm-linux-gnueabihf/libpthread.so.0
#3 0xb6dcd76a in ?? () from /usr/lib/arm-linux-gnueabihf/libgstreamer-1.0.so.0
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 2 (Thread 0xa68fe360 (LWP 4847)):
#0 0xb623b620 in syscall () from /lib/arm-linux-gnueabihf/libc.so.6
#1 0xb6cd6882 in ?? () from /lib/arm-linux-gnueabihf/libglib-2.0.so.0
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Thread 1 (Thread 0xb40c3000 (LWP 2546)):
#0 0xb62374e0 in poll () from /lib/arm-linux-gnueabihf/libc.so.6
#1 0x00000000 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
** Affects: media-hub (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1559244
Title:
No ringer because of media-hub deadlock
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