Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1238317376 (LWP 29425)]
0xb67c2a8b in ?? () from /lib/tls/i686/cmov/libc.so.6
(gdb) thread apply all bt
Thread 23 (Thread -1312736080 (LWP 29453)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb68225e7 in poll () from /lib/tls/i686/cmov/libc.so.6
#2 0xb7e524e0 in ARDOUR::Session::midi_thread_work (this=0x909a4f0) at libs/ardour/session_midi.cc:1220
#3 0xb7e52a6d in ARDOUR::Session::_midi_thread_work (arg=0x909a4f0) at libs/ardour/session_midi.cc:1141
#4 0xb69b646b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5 0xb682c6de in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 22 (Thread -1300816720 (LWP 29452)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb68225e7 in poll () from /lib/tls/i686/cmov/libc.so.6
#2 0xb7e34010 in ARDOUR::Session::butler_thread_work (this=0x909a4f0) at libs/ardour/session_butler.cc:176
#3 0xb7e34dd3 in ARDOUR::Session::_butler_thread_work (arg=0x909a4f0) at libs/ardour/session_butler.cc:157
#4 0xb69b646b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5 0xb682c6de in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 21 (Thread -1320162416 (LWP 29451)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb68225e7 in poll () from /lib/tls/i686/cmov/libc.so.6
#2 0xb69cfe3a in ?? () from /usr/lib/libjack.so.0
#3 0x08d73780 in ?? ()
#4 0x00000002 in ?? ()
#5 0x00000001 in ?? ()
#6 0x00000000 in ?? ()
Thread 20 (Thread -1297494864 (LWP 29450)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb69bd9f6 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb7585962 in g_usleep () from /usr/lib/libglib-2.0.so.0
#3 0xb6cb24d5 in Glib::usleep (microseconds=10000) at libs/glibmm2/glibmm/timer.cc:68
#4 0xb7d01a40 in ARDOUR::AudioEngine::meter_thread (this=0x8dc1308) at libs/ardour/audioengine.cc:431
#5 0xb7d0478e in sigc::bound_mem_functor0<void, ARDOUR::AudioEngine>::operator() (this=0x8dc805c)
at libs/sigc++2/sigc++/functors/mem_fun.h:1781
#6 0xb7d047b0 in sigc::adaptor_functor<sigc::bound_mem_functor0<void, ARDOUR::AudioEngine> >::operator() (
this=0x8dc8058) at libs/sigc++2/sigc++/adaptors/adaptor_trait.h:251
#7 0xb7d047dc in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, ARDOUR::AudioEngine>, void>::call_it (
rep=0x8dc8040) at libs/sigc++2/sigc++/functors/slot.h:103
#8 0x083b3268 in sigc::slot0<void>::operator() (this=0x8d18f80) at libs/sigc++2/sigc++/functors/slot.h:440
#9 0xb6cb33f7 in call_thread_entry_slot (data=0x8d18f80) at libs/glibmm2/glibmm/thread.cc:43
#10 0xb75835af in ?? () from /usr/lib/libglib-2.0.so.0
#11 0x08d18f80 in ?? ()
#12 0x08d2fda8 in ?? ()
#13 0x00000000 in ?? ()
Thread 3 (Thread -1249236080 (LWP 29429)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb69ba676 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6cb2999 in Glib::Cond::wait (this=0x8b36178, mutex=@0xb7f2d984) at libs/glibmm2/glibmm/thread.cc:362
#3 0xb7e8bf91 in peak_thread_work () at libs/ardour/source_factory.cc:61
#4 0x086db6a5 in sigc::pointer_functor0<void>::operator() (this=0x8b41cc4)
at libs/sigc++2/sigc++/functors/ptr_fun.h:77
#5 0x086db6bc in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x8b41cc0)
at libs/sigc++2/sigc++/adaptors/adaptor_trait.h:251
#6 0x086db6d8 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x8b41ca8)
at libs/sigc++2/sigc++/functors/slot.h:103
#7 0x083b3268 in sigc::slot0<void>::operator() (this=0x8b41c98) at libs/sigc++2/sigc++/functors/slot.h:440
#8 0xb6cb33f7 in call_thread_entry_slot (data=0x8b41c98) at libs/glibmm2/glibmm/thread.cc:43
#9 0xb75835af in ?? () from /usr/lib/libglib-2.0.so.0
#10 0x08b41c98 in ?? ()
#11 0x08b41cd0 in ?? ()
#12 0x00000000 in ?? ()
Thread 2 (Thread -1240843376 (LWP 29428)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb69ba676 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6cb2999 in Glib::Cond::wait (this=0x8b36178, mutex=@0xb7f2d984) at libs/glibmm2/glibmm/thread.cc:362
#3 0xb7e8bf91 in peak_thread_work () at libs/ardour/source_factory.cc:61
#4 0x086db6a5 in sigc::pointer_functor0<void>::operator() (this=0x8b41bcc)
at libs/sigc++2/sigc++/functors/ptr_fun.h:77
#5 0x086db6bc in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x8b41bc8)
at libs/sigc++2/sigc++/adaptors/adaptor_trait.h:251
#6 0x086db6d8 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x8b41bb0)
at libs/sigc++2/sigc++/functors/slot.h:103
#7 0x083b3268 in sigc::slot0<void>::operator() (this=0x8b41660) at libs/sigc++2/sigc++/functors/slot.h:440
#8 0xb6cb33f7 in call_thread_entry_slot (data=0x8b41660) at libs/glibmm2/glibmm/thread.cc:43
#9 0xb75835af in ?? () from /usr/lib/libglib-2.0.so.0
#10 0x08b41660 in ?? ()
#11 0x08b41bd8 in ?? ()
#12 0xb69b1000 in ?? ()
#13 0x00015084 in ?? ()
#14 0xb6760a6c in ?? () from /lib/tls/i686/cmov/libc.so.6
#15 0xb69c5ff4 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#16 0xb69b8530 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#12 0x08d2fda8 in ?? ()
#13 0x00000000 in ?? ()
Thread 3 (Thread -1249236080 (LWP 29429)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb69ba676 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6cb2999 in Glib::Cond::wait (this=0x8b36178, mutex=@0xb7f2d984) at libs/glibmm2/glibmm/thread.cc:362
#3 0xb7e8bf91 in peak_thread_work () at libs/ardour/source_factory.cc:61
#4 0x086db6a5 in sigc::pointer_functor0<void>::operator() (this=0x8b41cc4)
at libs/sigc++2/sigc++/functors/ptr_fun.h:77
#5 0x086db6bc in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x8b41cc0)
at libs/sigc++2/sigc++/adaptors/adaptor_trait.h:251
#6 0x086db6d8 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x8b41ca8)
at libs/sigc++2/sigc++/functors/slot.h:103
#7 0x083b3268 in sigc::slot0<void>::operator() (this=0x8b41c98) at libs/sigc++2/sigc++/functors/slot.h:440
#8 0xb6cb33f7 in call_thread_entry_slot (data=0x8b41c98) at libs/glibmm2/glibmm/thread.cc:43
#9 0xb75835af in ?? () from /usr/lib/libglib-2.0.so.0
#10 0x08b41c98 in ?? ()
#11 0x08b41cd0 in ?? ()
#12 0x00000000 in ?? ()
Thread 2 (Thread -1240843376 (LWP 29428)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb69ba676 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb6cb2999 in Glib::Cond::wait (this=0x8b36178, mutex=@0xb7f2d984) at libs/glibmm2/glibmm/thread.cc:362
#3 0xb7e8bf91 in peak_thread_work () at libs/ardour/source_factory.cc:61
#4 0x086db6a5 in sigc::pointer_functor0<void>::operator() (this=0x8b41bcc)
at libs/sigc++2/sigc++/functors/ptr_fun.h:77
#5 0x086db6bc in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator() (this=0x8b41bc8)
at libs/sigc++2/sigc++/adaptors/adaptor_trait.h:251
#6 0x086db6d8 in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x8b41bb0)
at libs/sigc++2/sigc++/functors/slot.h:103
#7 0x083b3268 in sigc::slot0<void>::operator() (this=0x8b41660) at libs/sigc++2/sigc++/functors/slot.h:440
#8 0xb6cb33f7 in call_thread_entry_slot (data=0x8b41660) at libs/glibmm2/glibmm/thread.cc:43
#9 0xb75835af in ?? () from /usr/lib/libglib-2.0.so.0
#10 0x08b41660 in ?? ()
#11 0x08b41bd8 in ?? ()
#12 0xb69b1000 in ?? ()
#13 0x00015084 in ?? ()
#14 0xb6760a6c in ?? () from /lib/tls/i686/cmov/libc.so.6
#15 0xb69c5ff4 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#16 0xb69b8530 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
---Type <return> to continue, or q <return> to quit---
#17 0xb69c5ff4 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#18 0x00000000 in ?? ()
Thread 1 (Thread -1238317376 (LWP 29425)):
#0 0xb67c2a8b in ?? () from /lib/tls/i686/cmov/libc.so.6
#1 0x09a83de8 in ?? ()
#2 0x09a856e0 in ?? ()
#3 0x09a9a4c0 in ?? ()
#4 0x00000300 in ?? ()
#5 0x00000000 in ?? ()