. Thread 11 (LWP 30367): #0 0x00007f53b61da53f in __GI_ppoll (fds=, nfds=, timeout=, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:57 resultvar = 18446744073709551102 oldtype = 2 tval = {tv_sec = 0, tv_nsec = 292057776128} result = #1 0x00007f53919cf8e7 in ppoll (__ss=0x0, __timeout=, __nfds=, __fds=) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77 No locals. #2 pa_mainloop_poll (m=m@entry=0x7f536c0015d0) at pulse/mainloop.c:858 ts = {tv_sec = 0, tv_nsec = 4096} __func__ = "pa_mainloop_poll" __PRETTY_FUNCTION__ = "pa_mainloop_poll" #3 0x00007f53919cfede in pa_mainloop_iterate (m=0x7f536c0015d0, block=, retval=0x0) at pulse/mainloop.c:932 r = __func__ = "pa_mainloop_iterate" __PRETTY_FUNCTION__ = "pa_mainloop_iterate" #4 0x00007f538e63ce79 in ?? () from /tmp/apport_sandbox_D3tGIx/usr/lib/x86_64-linux-gnu/libSDL-1.2.so.0 No symbol table info available. #5 0x0000000000000000 in ?? () No symbol table info available. . Thread 10 (LWP 30362): #0 sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85 No locals. #1 0x0000000000490e60 in PyThread_acquire_lock (waitflag=1, lock=0x1139110) at ../Python/thread_pthread.h:324 status = error = #2 PyEval_RestoreThread (tstate=0x1be3660) at ../Python/ceval.c:357 err = 0 #3 floatsleep (secs=) at ../Modules/timemodule.c:959 _save = 0x1be3660 t = {tv_sec = 0, tv_usec = 0} frac = 0.10000000000000001 #4 time_sleep.72151 (self=, args=) at ../Modules/timemodule.c:206 secs = 0.10000000000000001 #5 0x000000000052de05 in call_function (oparg=, pp_stack=0x7f53850597e0) at ../Python/ceval.c:4021 flags = tstate = 0x1be3660 func = 0xf1af80 w = na = nk = n = pfunc = 0x1da6dc8 x = #6 PyEval_EvalFrameEx (f=f@entry=0x1da6c20, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x1da6dd0 stack_pointer = next_instr = 0x12a854e "\001q\021\001|" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x1da6d98 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #7 0x000000000052e672 in fast_function (nk=, na=, n=1, pp_stack=0x7f5385059960, func=0x128c758) at ../Python/ceval.c:4107 retval = 0x0 fastlocals = 0x1da6d98 i = f = 0x1da6c20 tstate = 0x1be3660 stack = co = nd = 0 globals = argdefs = d = 0x0 #8 call_function (oparg=, pp_stack=0x7f5385059960) at ../Python/ceval.c:4042 func = 0x128c758 w = na = nk = n = 1 pfunc = 0x10ac248 x = #9 PyEval_EvalFrameEx (f=f@entry=0x10ac0b0, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x10ac250 stack_pointer = next_instr = 0x10251ea "\001Wn\a\001\004t\016" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x10ac228 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #10 0x000000000052e672 in fast_function (nk=, na=, n=1, pp_stack=0x7f5385059ae0, func=0x104e050) at ../Python/ceval.c:4107 retval = 0x0 fastlocals = 0x10ac228 i = f = 0x10ac0b0 tstate = 0x1be3660 stack = co = nd = 0 globals = argdefs = d = 0x0 #11 call_function (oparg=, pp_stack=0x7f5385059ae0) at ../Python/ceval.c:4042 func = 0x104e050 w = na = nk = n = 1 pfunc = 0x11e6480 x = #12 PyEval_EvalFrameEx (f=f@entry=0x11e6300, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x11e6488 stack_pointer = next_instr = 0xf09120 "\001Wn#" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x11e6478 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #13 0x000000000050697a in PyEval_EvalCodeEx (closure=, defcount=, defs=0x0, kwcount=, kws=, argcount=, args=, locals=0x0, globals=, co=) at ../Python/ceval.c:3253 retval = 0x0 fastlocals = freevars = u = f = tstate = x = #14 function_call.15333 (func=func@entry=0x104ded8, arg=arg@entry=0x1346250, kw=kw@entry=0x0) at ../Objects/funcobject.c:526 argdefs = kwtuple = d = 0x0 k = nk = nd = #15 0x00000000004d53f4 in PyObject_Call (kw=0x0, arg=0x1346250, func=0x104ded8) at ../Objects/abstract.c:2529 result = call = 0x506690 #16 instancemethod_call.8798 (func=0x104ded8, func@entry=0x1e72fa0, arg=0x1346250, arg@entry=0x7f53b6889050, kw=0x0) at ../Objects/classobject.c:2602 self = klass = #17 0x000000000053bf0b in PyObject_Call (kw=, arg=0x7f53b6889050, func=0x1e72fa0) at ../Objects/abstract.c:2529 result = call = 0x4d52a0 #18 PyEval_CallObjectWithKeywords (func=0x1e72fa0, arg=0x7f53b6889050, kw=) at ../Python/ceval.c:3890 No locals. #19 0x0000000000579a22 in t_bootstrap.71595 (boot_raw=0x1d9be70) at ../Modules/threadmodule.c:614 boot = 0x1d9be70 tstate = 0x1be3660 res = #20 0x00007f53b64bbf6e in start_thread (arg=0x7f538505a700) at pthread_create.c:311 __res = pd = 0x7f538505a700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139996690753280, 5665136609710983578, 0, 139997521854560, 140737225790432, 4096, -5748403264185808486, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #21 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 9 (LWP 30330): #0 0x00007f53b61da47d in poll () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x00007f53b4c19694 in g_main_context_poll (priority=2147483647, n_fds=3, fds=0x7f539c0010c0, timeout=-1, context=0x7f53a400bc40) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:4006 poll_func = 0x7f53b4c28260 #2 g_main_context_iterate (context=0x7f53a400bc40, block=block@entry=1, dispatch=dispatch@entry=1, self=) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3707 max_priority = 2147483647 timeout = -1 some_ready = nfds = 3 allocated_nfds = 3 fds = 0x7f539c0010c0 #3 0x00007f53b4c19afa in g_main_loop_run (loop=0x7f53a400ce80) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3906 __PRETTY_FUNCTION__ = "g_main_loop_run" #4 0x00007f53b2ee69d6 in gdbus_shared_thread_func (user_data=0x7f53a400bc10) at /build/buildd/glib2.0-2.38.0/./gio/gdbusprivate.c:278 data = 0x7f53a400bc10 #5 0x00007f53b4c3e0e5 in g_thread_proxy (data=0x7f53a400e450) at /build/buildd/glib2.0-2.38.0/./glib/gthread.c:798 thread = 0x7f53a400e450 #6 0x00007f53b64bbf6e in start_thread (arg=0x7f53ab3fe700) at pthread_create.c:311 __res = pd = 0x7f53ab3fe700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139997332104960, 5665136609710983578, 0, 139997521854560, 139997340494624, 4096, -5748337205441312358, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #7 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 8 (LWP 30358): #0 0x00007f53b61da47d in poll () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x00007f53b4c19694 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7f53800008c0, timeout=-1, context=0x1f0c770) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:4006 poll_func = 0x7f53b4c28260 #2 g_main_context_iterate (context=context@entry=0x1f0c770, block=block@entry=1, dispatch=dispatch@entry=1, self=) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3707 max_priority = 2147483647 timeout = -1 some_ready = nfds = 2 allocated_nfds = 2 fds = 0x7f53800008c0 #3 0x00007f53b4c1979c in g_main_context_iteration (context=0x1f0c770, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3773 retval = #4 0x00007f53b4c197e9 in glib_worker_main (data=) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:5472 No locals. #5 0x00007f53b4c3e0e5 in g_thread_proxy (data=0x100c190) at /build/buildd/glib2.0-2.38.0/./glib/gthread.c:798 thread = 0x100c190 #6 0x00007f53b64bbf6e in start_thread (arg=0x7f5385c9a700) at pthread_create.c:311 __res = pd = 0x7f5385c9a700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139996703598336, 5665136609710983578, 0, 139997521854560, 140737225789792, 4096, -5748404947812988518, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #7 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 7 (LWP 30363): #0 0x00007f53b61df2e3 in select () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x0000000000490e39 in floatsleep (secs=) at ../Modules/timemodule.c:948 _save = 0x1d89f10 t = {tv_sec = 0, tv_usec = 461517} frac = 0 #2 time_sleep.72151 (self=, args=) at ../Modules/timemodule.c:206 secs = 1 #3 0x000000000052de05 in call_function (oparg=, pp_stack=0x7f53848587e0) at ../Python/ceval.c:4021 flags = tstate = 0x1d89f10 func = 0xf1af80 w = na = nk = n = pfunc = 0x7f537c000ee0 x = #4 PyEval_EvalFrameEx (f=f@entry=0x7f537c000d20, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x7f537c000ee8 stack_pointer = next_instr = 0x148cc34 "\001q\240" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x7f537c000e98 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #5 0x000000000052e672 in fast_function (nk=, na=, n=1, pp_stack=0x7f5384858960, func=0x14a2b90) at ../Python/ceval.c:4107 retval = 0x0 fastlocals = 0x7f537c000e98 i = f = 0x7f537c000d20 tstate = 0x1d89f10 stack = co = nd = 0 globals = argdefs = d = 0x0 #6 call_function (oparg=, pp_stack=0x7f5384858960) at ../Python/ceval.c:4042 func = 0x14a2b90 w = na = nk = n = 1 pfunc = 0x7f537c000c78 x = #7 PyEval_EvalFrameEx (f=f@entry=0x7f537c000ae0, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x7f537c000c80 stack_pointer = next_instr = 0x10251ea "\001Wn\a\001\004t\016" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x7f537c000c58 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #8 0x000000000052e672 in fast_function (nk=, na=, n=1, pp_stack=0x7f5384858ae0, func=0x104e050) at ../Python/ceval.c:4107 retval = 0x0 fastlocals = 0x7f537c000c58 i = f = 0x7f537c000ae0 tstate = 0x1d89f10 stack = co = nd = 0 globals = argdefs = d = 0x0 #9 call_function (oparg=, pp_stack=0x7f5384858ae0) at ../Python/ceval.c:4042 func = 0x104e050 w = na = nk = n = 1 pfunc = 0x7f537c000a90 x = #10 PyEval_EvalFrameEx (f=f@entry=0x7f537c000910, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x7f537c000a98 stack_pointer = next_instr = 0xf09120 "\001Wn#" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x7f537c000a88 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #11 0x000000000050697a in PyEval_EvalCodeEx (closure=, defcount=, defs=0x0, kwcount=, kws=, argcount=, args=, locals=0x0, globals=, co=) at ../Python/ceval.c:3253 retval = 0x0 fastlocals = freevars = u = f = tstate = x = #12 function_call.15333 (func=func@entry=0x104ded8, arg=arg@entry=0x1d1bd50, kw=kw@entry=0x0) at ../Objects/funcobject.c:526 argdefs = kwtuple = d = 0x0 k = nk = nd = #13 0x00000000004d53f4 in PyObject_Call (kw=0x0, arg=0x1d1bd50, func=0x104ded8) at ../Objects/abstract.c:2529 result = call = 0x506690 #14 instancemethod_call.8798 (func=0x104ded8, func@entry=0x1e77280, arg=0x1d1bd50, arg@entry=0x7f53b6889050, kw=0x0) at ../Objects/classobject.c:2602 self = klass = #15 0x000000000053bf0b in PyObject_Call (kw=, arg=0x7f53b6889050, func=0x1e77280) at ../Objects/abstract.c:2529 result = call = 0x4d52a0 #16 PyEval_CallObjectWithKeywords (func=0x1e77280, arg=0x7f53b6889050, kw=) at ../Python/ceval.c:3890 No locals. #17 0x0000000000579a22 in t_bootstrap.71595 (boot_raw=0x1d87f80) at ../Modules/threadmodule.c:614 boot = 0x1d87f80 tstate = 0x1d89f10 res = #18 0x00007f53b64bbf6e in start_thread (arg=0x7f5384859700) at pthread_create.c:311 __res = pd = 0x7f5384859700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139996682360576, 5665136609710983578, 0, 139997521854560, 140737225790816, 4096, -5748402164137309798, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #19 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 6 (LWP 30368): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f538e89f2c1 in video_thread (arg=0x7f537800f620) at consumer_sdl.c:709 this = 0x7f537800f620 now = {tv_sec = 1381414068, tv_usec = 272171} start = 1381413521951615 elapsed = tm = {tv_sec = 0, tv_nsec = 10192000} next = 0x0 properties = speed = real_time = 1 #2 0x00007f53b64bbf6e in start_thread (arg=0x7f53763e5700) at pthread_create.c:311 __res = pd = 0x7f53763e5700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139996442810112, 5665136609710983578, 0, 139997521854560, 139997517469472, 4096, -5748713224996238950, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #3 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 5 (LWP 30357): #0 0x00007f53b61df2e3 in select () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x0000000000490e39 in floatsleep (secs=) at ../Modules/timemodule.c:948 _save = 0x11337d0 t = {tv_sec = 0, tv_usec = 95141} frac = 0 #2 time_sleep.72151 (self=, args=) at ../Modules/timemodule.c:206 secs = 1 #3 0x000000000052de05 in call_function (oparg=, pp_stack=0x7f53a397c7e0) at ../Python/ceval.c:4021 flags = tstate = 0x11337d0 func = 0xf1af80 w = na = nk = n = pfunc = 0x7f5398000ea0 x = #4 PyEval_EvalFrameEx (f=f@entry=0x7f5398000d20, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x7f5398000ea8 stack_pointer = next_instr = 0x142c2c2 "\001qI" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x7f5398000e98 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #5 0x000000000052e672 in fast_function (nk=, na=, n=1, pp_stack=0x7f53a397c960, func=0x123ed70) at ../Python/ceval.c:4107 retval = 0x0 fastlocals = 0x7f5398000e98 i = f = 0x7f5398000d20 tstate = 0x11337d0 stack = co = nd = 0 globals = argdefs = d = 0x0 #6 call_function (oparg=, pp_stack=0x7f53a397c960) at ../Python/ceval.c:4042 func = 0x123ed70 w = na = nk = n = 1 pfunc = 0x7f5398000c78 x = #7 PyEval_EvalFrameEx (f=f@entry=0x7f5398000ae0, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x7f5398000c80 stack_pointer = next_instr = 0x10251ea "\001Wn\a\001\004t\016" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x7f5398000c58 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #8 0x000000000052e672 in fast_function (nk=, na=, n=1, pp_stack=0x7f53a397cae0, func=0x104e050) at ../Python/ceval.c:4107 retval = 0x0 fastlocals = 0x7f5398000c58 i = f = 0x7f5398000ae0 tstate = 0x11337d0 stack = co = nd = 0 globals = argdefs = d = 0x0 #9 call_function (oparg=, pp_stack=0x7f53a397cae0) at ../Python/ceval.c:4042 func = 0x104e050 w = na = nk = n = 1 pfunc = 0x7f5398000a90 x = #10 PyEval_EvalFrameEx (f=f@entry=0x7f5398000910, throwflag=throwflag@entry=0) at ../Python/ceval.c:2666 sp = 0x7f5398000a98 stack_pointer = next_instr = 0xf09120 "\001Wn#" opcode = oparg = why = WHY_NOT err = x = v = w = u = t = stream = 0x0 fastlocals = 0x7f5398000a88 freevars = retval = tstate = co = instr_ub = -1 instr_lb = 0 instr_prev = -1 first_instr = names = consts = enter = 0x7f53b689fde0 exit = 0x7f53b689fe10 #11 0x000000000050697a in PyEval_EvalCodeEx (closure=, defcount=, defs=0x0, kwcount=, kws=, argcount=, args=, locals=0x0, globals=, co=) at ../Python/ceval.c:3253 retval = 0x0 fastlocals = freevars = u = f = tstate = x = #12 function_call.15333 (func=func@entry=0x104ded8, arg=arg@entry=0x127ec90, kw=kw@entry=0x0) at ../Objects/funcobject.c:526 argdefs = kwtuple = d = 0x0 k = nk = nd = #13 0x00000000004d53f4 in PyObject_Call (kw=0x0, arg=0x127ec90, func=0x104ded8) at ../Objects/abstract.c:2529 result = call = 0x506690 #14 instancemethod_call.8798 (func=0x104ded8, func@entry=0x1420820, arg=0x127ec90, arg@entry=0x7f53b6889050, kw=0x0) at ../Objects/classobject.c:2602 self = klass = #15 0x000000000053bf0b in PyObject_Call (kw=, arg=0x7f53b6889050, func=0x1420820) at ../Objects/abstract.c:2529 result = call = 0x4d52a0 #16 PyEval_CallObjectWithKeywords (func=0x1420820, arg=0x7f53b6889050, kw=) at ../Python/ceval.c:3890 No locals. #17 0x0000000000579a22 in t_bootstrap.71595 (boot_raw=0x13b6780) at ../Modules/threadmodule.c:614 boot = 0x13b6780 tstate = 0x11337d0 res = #18 0x00007f53b64bbf6e in start_thread (arg=0x7f53a397d700) at pthread_create.c:311 __res = pd = 0x7f53a397d700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139997203650304, 5665136609710983578, 0, 139997521854560, 140737225790816, 4096, -5748320918388455014, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #19 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 4 (LWP 30365): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f538e8a0200 in consumer_play_audio (duration=, init_audio=, frame=0x7f53640792c0, this=0x7f537800f620) at consumer_sdl.c:457 properties = 0x7f53640792c0 afmt = mlt_audio_pcm channels = 2 dest_channels = 2 samples = 1601 bytes = 6404 properties = frequency = 48000 pcm = 0x7f53640586e0 counter = 16555 #2 consumer_thread (arg=) at consumer_sdl.c:815 this = consumer = terminate_on_pause = 0 terminated = 0 thread = 139996442810112 init_audio = init_video = 0 frame = 0x7f53640792c0 duration = 33 playtime = 546282000 tm = {tv_sec = 0, tv_nsec = 100000} #3 0x00007f53b64bbf6e in start_thread (arg=0x7f5373e1d700) at pthread_create.c:311 __res = pd = 0x7f5373e1d700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139996403193600, 5665136609710983578, 0, 139996472911184, 139997517469472, 22, -5748708066740516454, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #4 0x00007f53b61e6ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 3 (LWP 30329): #0 0x00007f53b61da47d in poll () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x00007f53b4c19694 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f53a40010e0, timeout=-1, context=0xfea5a0) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:4006 poll_func = 0x7f53b4c28260 #2 g_main_context_iterate (context=context@entry=0xfea5a0, block=block@entry=1, dispatch=dispatch@entry=1, self=) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3707 max_priority = 2147483647 timeout = -1 some_ready = nfds = 1 allocated_nfds = 1 fds = 0x7f53a40010e0 #3 0x00007f53b4c1979c in g_main_context_iteration (context=0xfea5a0, may_block=1) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3773 retval = #4 0x00007f53abc06a9d in ?? () from /tmp/apport_sandbox_D3tGIx/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so No symbol table info available. #5 0x00007f53b4c3e0e5 in g_thread_proxy (data=0xfaf0f0) at /build/buildd/glib2.0-2.38.0/./glib/gthread.c:798 thread = 0xfaf0f0 #6 0x00007f53b64bbf6e in start_thread (arg=0x7f53abbff700) at pthread_create.c:311 __res = pd = 0x7f53abbff700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139997340497664, 5665136609710983578, 0, 139997521854560, 140737225787296, 4096, -5748338303342327398, -5748291679810729574}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 =