Thread 75 (Thread 0x7fff00ff9640 (LWP 18417) "ardour-8:gdrv0"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7ffef0017dcc) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x7ffef0017dcc) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7ffef0017dcc, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffef0017d78, cond=0x7ffef0017da0) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x7ffef0017da0, mutex=0x7ffef0017d78) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 74 (Thread 0x7fff017fa640 (LWP 18416) "ardour:traceq0"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7ffef00036b0) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x7ffef00036b0) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7ffef00036b0, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7ffef0003660, cond=0x7ffef0003688) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x7ffef0003688, mutex=0x7ffef0003660) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 73 (Thread 0x7fff01ffb640 (LWP 18415) "JUCE Timer"):
--Type <RET> for more, q to quit, c to continue without paging--c
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x7fff01ffabd0, op=393, expected=0, futex_word=0x5555640c13a8) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x7fff01ffabd0, clockid=0, expected=0, futex_word=0x5555640c13a8) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x5555640c13a8, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x7fff01ffabd0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93e9b in __pthread_cond_wait_common (abstime=0x7fff01ffabd0, clockid=0, mutex=0x5555640c1358, cond=0x5555640c1380) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_timedwait64 (cond=0x5555640c1380, mutex=0x5555640c1358, abstime=0x7fff01ffabd0) at ./nptl/pthread_cond_wait.c:652
#5  0x00007fff3991cf0f in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#6  0x00007fff3992dca4 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#7  0x00007fff3991d0fd in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#8  0x00007fff3991d1d9 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#9  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#10 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 72 (Thread 0x7fff027fc640 (LWP 18414) "Pool"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fff027fb2e8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff77e27e2 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ffff77e456a in xcb_wait_for_special_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fffef925ae6 in glLabelObjectEXT () from /lib/x86_64-linux-gnu/libGLX_mesa.so.0
#4  0x00007fffef925cb6 in glLabelObjectEXT () from /lib/x86_64-linux-gnu/libGLX_mesa.so.0
#5  0x00007fffef928059 in glLabelObjectEXT () from /lib/x86_64-linux-gnu/libGLX_mesa.so.0
#6  0x00007fffef928452 in glLabelObjectEXT () from /lib/x86_64-linux-gnu/libGLX_mesa.so.0
#7  0x00007fff2e0b0bb5 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fff2e0b0d3b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#9  0x00007fff2e0b3b11 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#10 0x00007fff2e1751b2 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#11 0x00007fff2e175c14 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#12 0x00007fff2e0b36dc in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#13 0x00007fff2e0b6ea2 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#14 0x00007fffef9192ea in ?? () from /lib/x86_64-linux-gnu/libGLX_mesa.so.0
#15 0x00007fffef909de8 in ?? () from /lib/x86_64-linux-gnu/libGLX_mesa.so.0
#16 0x00007ffff0854463 in ?? () from /lib/x86_64-linux-gnu/libGLX.so.0
#17 0x00007ffff0856813 in ?? () from /lib/x86_64-linux-gnu/libGLX.so.0
#18 0x00007ffff085b277 in ?? () from /lib/x86_64-linux-gnu/libGLX.so.0
#19 0x00007fff39d0b6ae in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#20 0x00007fff39d18495 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#21 0x00007fff399268d9 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#22 0x00007fff39926c4f in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#23 0x00007fff3991d0fd in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#24 0x00007fff3991d1d9 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#25 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#26 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 71 (Thread 0x7fff02ffd640 (LWP 18412) "ardour-8.2:sh8"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 70 (Thread 0x7ffefbfff640 (LWP 18411) "ardour-8.2:sh7"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 69 (Thread 0x7fff037fe640 (LWP 18410) "ardour-8.2:sh6"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 68 (Thread 0x7fff03fff640 (LWP 18409) "ardour-8.2:sh5"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 67 (Thread 0x7fff20fff640 (LWP 18408) "ardour-8.2:sh4"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 66 (Thread 0x7fff2cffd640 (LWP 18407) "ardour-8.2:sh3"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 65 (Thread 0x7fff2d7fe640 (LWP 18406) "ardour-8.2:sh2"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 64 (Thread 0x7fff2dfff640 (LWP 18405) "ardour-8.2:sh1"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 63 (Thread 0x7fff38ffe640 (LWP 18404) "ardour-8.2:sh0"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555564d16358) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555564d16358, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555564d16308, cond=0x555564d16330) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555564d16330, mutex=0x555564d16308) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 62 (Thread 0x7fff397ff640 (LWP 18403) "ardour-:disk$0"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55556348e8d8) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55556348e8d8) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55556348e8d8, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55556348e888, cond=0x55556348e8b0) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55556348e8b0, mutex=0x55556348e888) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fff2e10f89d in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007fff2e0bfb0b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007fff2e10f7cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#9  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 61 (Thread 0x7fffba7fc640 (LWP 18401) "butler"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fffac0078e0, nfds=2, timeout=2000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fff39931b48 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#2  0x00007fff398dfabb in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#3  0x00007fff3991d0fd in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#4  0x00007fff3991d1d9 in ?? () from /usr/lib/lv2/vitalium.lv2/vitalium.so
#5  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#6  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 60 (Thread 0x7fff4cff9640 (LWP 18396) "AutomationWatch"):
#0  0x00007fffe6ae57f8 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fff4cff8ae0, rem=0x7fff4cff8af0) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007fffe6aea677 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2  0x00007fffeee88d48 in g_usleep () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff63785fd in ARDOUR::AutomationWatch::thread (this=0x55555fb7dd20) at ../libs/ardour/automation_watch.cc:207
#4  0x00007ffff637daf9 in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator() (this=0x55555f975e60, p=0x55555fb7dd20) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff637d78a in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list0> (this=0x55555f975e70, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff637cef7 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator() (this=0x55555f975e60) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff637c885 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x55555f975e58) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555f975e30) at ../libs/pbd/pthread_utils.cc:488
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 59 (Thread 0x7fff4d7fa640 (LWP 18395) "autoconnect"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555dc13224) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555dc13224) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555dc13224, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555dc131d0, cond=0x55555dc131f8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55555dc131f8, mutex=0x55555dc131d0) at ./nptl/pthread_cond_wait.c:627
#5  0x00007ffff68555ae in ARDOUR::Session::auto_connect_thread_run (this=0x55555dc11020) at ../libs/ardour/session.cc:7910
#6  0x00007ffff6854ffa in ARDOUR::Session::auto_connect_thread (arg=0x55555dc11020) at ../libs/ardour/session.cc:7841
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 58 (Thread 0x7fff4dffb640 (LWP 18394) "SessionSignals"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555dc131b0) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555dc131b0) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555dc131b0, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555dc13160, cond=0x55555dc13188) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55555dc13188, mutex=0x55555dc13160) at ./nptl/pthread_cond_wait.c:627
#5  0x00007ffff68e2527 in ARDOUR::Session::emit_thread_run (this=0x55555dc11020) at ../libs/ardour/session_process.cc:1241
#6  0x00007ffff68e24c4 in ARDOUR::Session::emit_thread (arg=0x55555dc11020) at ../libs/ardour/session_process.cc:1230
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 57 (Thread 0x7fff4e7fc640 (LWP 18393) "ArdourGUI"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fff44000b70, nfds=2, timeout=60000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffe7208af7 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libusb-1.0.so.0
#2  0x00007fffe7209c19 in libusb_handle_events_timeout_completed () from /opt/Ardour-8.2.99-dbg/lib/libusb-1.0.so.0
#3  0x00007fffe7209d9a in libusb_handle_events () from /opt/Ardour-8.2.99-dbg/lib/libusb-1.0.so.0
#4  0x00007ffff63a5268 in usb_hotplug_thread (user_data=0x55555754a460) at ../libs/ardour/control_protocol_manager.cc:87
#5  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#6  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 56 (Thread 0x7fffb97fa640 (LWP 18392) "ArdourGUI"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fffb97f9c70, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffe721162d in ?? () from /opt/Ardour-8.2.99-dbg/lib/libusb-1.0.so.0
#2  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#3  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 55 (Thread 0x7fffb8ff9640 (LWP 18391) "midiUI"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fff48041a60, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffeee56c76 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007fffeee57002 in g_main_loop_run () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#3  0x00007ffff2af45e6 in BaseUI::main_thread (this=0x55555a5d5e30) at ../libs/pbd/base_ui.cc:102
#4  0x00007ffff2af8db1 in boost::_mfi::mf0<void, BaseUI>::operator() (this=0x55555dced660, p=0x55555a5d5e30) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff2af8a82 in boost::_bi::list1<boost::_bi::value<BaseUI*> >::operator()<boost::_mfi::mf0<void, BaseUI>, boost::_bi::list0> (this=0x55555dced670, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff2af8671 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >::operator() (this=0x55555dced660) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff2af8130 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, BaseUI>, boost::_bi::list1<boost::_bi::value<BaseUI*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x55555dced658) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555dced630) at ../libs/pbd/pthread_utils.cc:488
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 54 (Thread 0x7fffefd7b640 (LWP 18390) "butler"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fffefd7a274, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff2b0c4a0 in CrossThreadChannel::poll_for_request (this=0x55555c7ba2a8) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff2b0c511 in CrossThreadChannel::receive (this=0x55555c7ba2a8, msg=@0x7fffefd7a34f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff638de22 in ARDOUR::Butler::thread_work (this=0x55555c7ba200) at ../libs/ardour/butler.cc:188
#4  0x00007ffff638dba5 in ARDOUR::Butler::_thread_work (arg=0x55555c7ba200) at ../libs/ardour/butler.cc:170
#5  0x00007ffff2b31f97 in fake_thread_start (arg=0x55555f5f6780) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#7  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 53 (Thread 0x7fffefdfe900 (LWP 18382) "RT-10-0x7fffefd"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffefdfdf18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffefdfdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffefdfdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7fffefdfdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555c7bb370) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 52 (Thread 0x7ffff017a900 (LWP 18381) "RT-9-0x7ffff017"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff0179f18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff0179f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff0179f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff0179f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555c7b30e0) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 51 (Thread 0x7ffff01fe900 (LWP 18380) "RT-8-0x7ffff01f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff01fdf18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff01fdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff01fdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff01fdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555c7bbcc0) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 50 (Thread 0x7ffff04f6900 (LWP 18379) "RT-7-0x7ffff04f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff04f5f18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff04f5f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff04f5f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff04f5f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555c7bc190) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 49 (Thread 0x7ffff057a900 (LWP 18378) "RT-6-0x7ffff057"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff0579f18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff0579f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff0579f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff0579f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555fdb6e00) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 48 (Thread 0x7ffff05fe900 (LWP 18377) "RT-5-0x7ffff05f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff05fdf18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff05fdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff05fdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff05fdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555a90a570) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 47 (Thread 0x7ffff08f6900 (LWP 18376) "RT-4-0x7ffff08f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff08f5f18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff08f5f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff08f5f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff08f5f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x555559bd07c0) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 46 (Thread 0x7ffff097a900 (LWP 18375) "RT-3-0x7ffff097"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff0979f18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff0979f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff0979f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff0979f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x555559cb70e0) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 45 (Thread 0x7ffff09fe900 (LWP 18374) "RT-2-0x7ffff09f"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff09fdf18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff09fdf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff09fdf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff09fdf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x55555a906be0) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 44 (Thread 0x7ffff0cf8900 (LWP 18373) "RT-1-0x7ffff0cf"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d34) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d388f in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:320
#3  0x00007ffff64d3e2f in ARDOUR::Graph::helper_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:372
#4  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff0cf7f18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff0cf7f28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#6  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff0cf7f18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#7  0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#8  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff0cf7f10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#9  0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x5555600d5230) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#10 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#11 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 43 (Thread 0x7ffff0d7c900 (LWP 18372) "RT-main-0x7ffff"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007ffff2b38f08 in PBD::Semaphore::wait (this=0x55555a846d40) at ../libs/pbd/semutils.cc:120
#2  0x00007ffff64d32b6 in ARDOUR::Graph::reached_terminal_node (this=0x55555a846c00) at ../libs/ardour/graph.cc:267
#3  0x00007ffff64dfca9 in ARDOUR::GraphNode::finish (this=0x55555dc03520, chain=0x7fff80024b30) at ../libs/ardour/graphnode.cc:101
#4  0x00007ffff64dfb8c in ARDOUR::GraphNode::run (this=0x55555dc03520, chain=0x7fff80024b30) at ../libs/ardour/graphnode.cc:68
#5  0x00007ffff64d3a46 in ARDOUR::Graph::run_one (this=0x55555a846c00) at ../libs/ardour/graph.cc:344
#6  0x00007ffff64d4291 in ARDOUR::Graph::main_thread (this=0x55555a846c00) at ../libs/ardour/graph.cc:425
#7  0x00007ffff64df101 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7ffff0d7bf18, p=0x55555a846c00) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff64de4be in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7ffff0d7bf28, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#9  0x00007ffff64dd4f5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7ffff0d7bf18) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#10 0x00007ffff64dbf45 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#11 0x0000555555b95f2e in boost::function0<void>::operator() (this=0x7ffff0d7bf10) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#12 0x00007fffc1681dc7 in ARDOUR::AlsaAudioBackend::alsa_process_thread (arg=0x555559cc20b0) at ../libs/backends/alsa/alsa_audiobackend.cc:1215
#13 0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#14 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 34 (Thread 0x7fffbb7fe640 (LWP 18354) "ALSA-MIDI-LIST"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fff84000b90, nfds=1, timeout=200) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffc1682f76 in ARDOUR::AlsaAudioBackend::midi_device_thread (this=0x555557825990) at ../libs/backends/alsa/alsa_audiobackend.cc:1413
#2  0x00007fffc1682e0e in ARDOUR::AlsaAudioBackend::_midi_device_thread (arg=0x555557825990) at ../libs/backends/alsa/alsa_audiobackend.cc:1376
#3  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#4  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 33 (Thread 0x7ffff1992900 (LWP 18353) "AudioEngine 1"):
#0  0x00007fffe6b18cce in __ppoll (fds=0x5555579ec28c, nfds=2, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#1  0x00007fffc16b3198 in Alsa_pcmi::pcm_wait (this=0x5555579ec200) at ../libs/backends/alsa/zita-alsa-pcmi.cc:178
#2  0x00007fffc1685977 in ARDOUR::AlsaAudioBackend::main_process_thread (this=0x555557825990) at ../libs/backends/alsa/alsa_audiobackend.cc:1863
#3  0x00007fffc167f741 in pthread_process (arg=0x555557825990) at ../libs/backends/alsa/alsa_audiobackend.cc:806
#4  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#5  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 32 (Thread 0x7ffff199e900 (LWP 18352) "AlsaMidiIO"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x5555579e3630, nfds=1, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffc16af3ac in ARDOUR::AlsaSeqMidiIn::main_process_thread (this=0x555557928540) at ../libs/backends/alsa/alsa_sequencer.cc:246
#2  0x00007fffc16aaf83 in pthread_process (arg=0x555557928560) at ../libs/backends/alsa/alsa_midi.cc:68
#3  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#4  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 31 (Thread 0x7ffff1c78900 (LWP 18351) "AlsaMidiIO"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x5555577ee790) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x5555577ee790) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x5555577ee790, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5555577ee740, cond=0x5555577ee768) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x5555577ee768, mutex=0x5555577ee740) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fffc16aedd7 in ARDOUR::AlsaSeqMidiOut::main_process_thread (this=0x5555577ee710) at ../libs/backends/alsa/alsa_sequencer.cc:162
#6  0x00007fffc16aaf83 in pthread_process (arg=0x5555577ee730) at ../libs/backends/alsa/alsa_midi.cc:68
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 30 (Thread 0x7ffff1c84900 (LWP 18350) "AlsaMidiIO"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x55555784a140, nfds=1, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffc16af3ac in ARDOUR::AlsaSeqMidiIn::main_process_thread (this=0x555557989c10) at ../libs/backends/alsa/alsa_sequencer.cc:246
#2  0x00007fffc16aaf83 in pthread_process (arg=0x555557989c30) at ../libs/backends/alsa/alsa_midi.cc:68
#3  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#4  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 29 (Thread 0x7ffff1c90900 (LWP 18349) "AlsaMidiIO"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x5555579e2820) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x5555579e2820) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x5555579e2820, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5555579e27d0, cond=0x5555579e27f8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x5555579e27f8, mutex=0x5555579e27d0) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fffc16aedd7 in ARDOUR::AlsaSeqMidiOut::main_process_thread (this=0x5555579e27a0) at ../libs/backends/alsa/alsa_sequencer.cc:162
#6  0x00007fffc16aaf83 in pthread_process (arg=0x5555579e27c0) at ../libs/backends/alsa/alsa_midi.cc:68
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 28 (Thread 0x7ffff1c9c900 (LWP 18348) "AlsaMidiIO"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x5555579999a0, nfds=1, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffc16af3ac in ARDOUR::AlsaSeqMidiIn::main_process_thread (this=0x555557906c60) at ../libs/backends/alsa/alsa_sequencer.cc:246
#2  0x00007fffc16aaf83 in pthread_process (arg=0x555557906c80) at ../libs/backends/alsa/alsa_midi.cc:68
#3  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#4  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 27 (Thread 0x7ffff2811900 (LWP 18347) "AlsaMidiIO"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55555784a220) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x55555784a220) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55555784a220, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55555784a1d0, cond=0x55555784a1f8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55555784a1f8, mutex=0x55555784a1d0) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fffc16aedd7 in ARDOUR::AlsaSeqMidiOut::main_process_thread (this=0x55555784a1a0) at ../libs/backends/alsa/alsa_sequencer.cc:162
#6  0x00007fffc16aaf83 in pthread_process (arg=0x55555784a1c0) at ../libs/backends/alsa/alsa_midi.cc:68
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 26 (Thread 0x7ffff3625900 (LWP 18346) "AlsaMidiIO"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x5555579d0c10, nfds=1, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffc16af3ac in ARDOUR::AlsaSeqMidiIn::main_process_thread (this=0x555557978290) at ../libs/backends/alsa/alsa_sequencer.cc:246
#2  0x00007fffc16aaf83 in pthread_process (arg=0x5555579782b0) at ../libs/backends/alsa/alsa_midi.cc:68
#3  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#4  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 25 (Thread 0x7ffff3631900 (LWP 18345) "AlsaMidiIO"):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x555557938090) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (cancel=true, private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x555557938090) at ./nptl/futex-internal.c:87
#2  __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x555557938090, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139
#3  0x00007fffe6a93a41 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x555557938040, cond=0x555557938068) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x555557938068, mutex=0x555557938040) at ./nptl/pthread_cond_wait.c:627
#5  0x00007fffc16aedd7 in ARDOUR::AlsaSeqMidiOut::main_process_thread (this=0x555557938010) at ../libs/backends/alsa/alsa_sequencer.cc:162
#6  0x00007fffc16aaf83 in pthread_process (arg=0x555557938030) at ../libs/backends/alsa/alsa_midi.cc:68
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 24 (Thread 0x7fffb9ffb640 (LWP 18344) "ExecStdOut"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7fffb9ff8bf0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff2b4949a in PBD::SystemExec::output_interposer (this=0x555557a00270) at ../libs/pbd/system_exec.cc:890
#2  0x00007ffff2b485c0 in interposer_thread (arg=0x555557a00270) at ../libs/pbd/system_exec.cc:282
#3  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#4  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 17 (Thread 0x7fffbaffd640 (LWP 18313) "gmain"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x555557918c70, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffeee56c76 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007fffeee56d8c in g_main_context_iteration () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#3  0x00007fffeee56dd1 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#4  0x00007fffeee874a5 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#5  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#6  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 10 (Thread 0x7fffc21ff640 (LWP 18291) "DeviceList"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffeeeaa47f in g_cond_wait () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff63098bb in ARDOUR::AudioEngine::do_devicelist_update (this=0x555557cbcf80) at ../libs/ardour/audioengine.cc:760
#3  0x00007ffff6318011 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x555557c57560, p=0x555557cbcf80) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff631754c in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x555557c57570, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6316bb5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x555557c57560) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6315d3d in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x555557c57558) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x555557c57530) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#10 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 9 (Thread 0x7fffd8fff640 (LWP 18290) "EngineWatchdog"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffeeeaa47f in g_cond_wait () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff630963d in ARDOUR::AudioEngine::do_reset_backend (this=0x555557cbcf80) at ../libs/ardour/audioengine.cc:724
#3  0x00007ffff6318011 in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x555557c57aa0, p=0x555557cbcf80) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff631754c in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x555557c57ab0, f=..., a=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:259
#5  0x00007ffff6316bb5 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x555557c57aa0) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/bind/bind.hpp:1294
#6  0x00007ffff6315d3d in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#7  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x555557c57a98) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#8  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x555557c57a70) at ../libs/pbd/pthread_utils.cc:488
#9  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#10 0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 6 (Thread 0x7fffda7fc640 (LWP 18287) "Analyzer"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffeeeaa47f in g_cond_wait () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff62b77a6 in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:95
#3  0x0000555556547641 in sigc::pointer_functor0<void>::operator() (this=0x555557583a90) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/ptr_fun.h:77
#4  0x00007ffff62bab04 in boost::detail::function::void_function_obj_invoker0<sigc::pointer_functor0<void>, void>::invoke (function_obj_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:159
#5  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x555557583a88) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#6  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x555557583a60) at ../libs/pbd/pthread_utils.cc:488
#7  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#8  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 5 (Thread 0x7fffdaffd640 (LWP 18286) "PeakFileBuilder"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffeeeaa47f in g_cond_wait () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6987d2b in peak_thread_work () at ../libs/ardour/source_factory.cc:75
#3  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#4  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x55555758bb08) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#5  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555758bae0) at ../libs/pbd/pthread_utils.cc:488
#6  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#7  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 4 (Thread 0x7fffdb7fe640 (LWP 18285) "PeakFileBuilder"):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fffeeeaa47f in g_cond_wait () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#2  0x00007ffff6987d2b in peak_thread_work () at ../libs/ardour/source_factory.cc:75
#3  0x00007ffff78488d3 in boost::detail::function::void_function_invoker0<void (*)(), void>::invoke (function_ptr=...) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:118
#4  0x0000555555b95f2e in boost::function0<void>::operator() (this=0x55555758d3f8) at /home/ardour/linux-x86_64-v5/gtk/inst/include/boost/function/function_template.hpp:769
#5  0x00007ffff2b32a43 in PBD::Thread::_run (arg=0x55555758d3d0) at ../libs/pbd/pthread_utils.cc:488
#6  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#7  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 3 (Thread 0x7fffdbfff640 (LWP 18284) "LXVSTEventLoop"):
#0  0x00007fffe6ae57f8 in __GI___clock_nanosleep (clock_id=clock_id@entry=0, flags=flags@entry=0, req=0x7fffdbffeb50, rem=0x7fffdbffeb60) at ../sysdeps/unix/sysv/linux/clock_nanosleep.c:78
#1  0x00007fffe6aea677 in __GI___nanosleep (req=<optimized out>, rem=<optimized out>) at ../sysdeps/unix/sysv/linux/nanosleep.c:25
#2  0x00007fffeee88d48 in g_usleep () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#3  0x0000555556a49115 in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:468
#4  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#5  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 2 (Thread 0x7ffff47e8640 (LWP 18283) "Trigger Worker"):
#0  0x00007fffe6b18bcf in __GI___poll (fds=0x7ffff47e7b24, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff2b0c4a0 in CrossThreadChannel::poll_for_request (this=0x55555753e290) at ../libs/pbd/crossthread.posix.cc:108
#2  0x00007ffff2b0c511 in CrossThreadChannel::receive (this=0x55555753e290, msg=@0x7ffff47e7b8f: 0 '\000', wait=true) at ../libs/pbd/crossthread.posix.cc:133
#3  0x00007ffff69fac01 in ARDOUR::TriggerBoxThread::thread_work (this=0x55555753e260) at ../libs/ardour/triggerbox.cc:4880
#4  0x00007ffff69fab97 in ARDOUR::TriggerBoxThread::_thread_work (arg=0x55555753e260) at ../libs/ardour/triggerbox.cc:4868
#5  0x00007ffff2b31f97 in fake_thread_start (arg=0x55555753c340) at ../libs/pbd/pthread_utils.cc:101
#6  0x00007fffe6a94ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#7  0x00007fffe6b26850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 1 (Thread 0x7ffff4be5900 (LWP 18043) "ArdourGUI"):
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=140737299503360) at ./nptl/pthread_kill.c:44
#1  __pthread_kill_internal (signo=6, threadid=140737299503360) at ./nptl/pthread_kill.c:78
#2  __GI___pthread_kill (threadid=140737299503360, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
#3  0x00007fffe6a42476 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#4  0x00007fffe6a287f3 in __GI_abort () at ./stdlib/abort.c:79
#5  0x00007fffe6a89676 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7fffe6bdbb77 "%s\n") at ../sysdeps/posix/libc_fatal.c:155
#6  0x00007fffe6aa0cfc in malloc_printerr (str=str@entry=0x7fffe6bd970e "corrupted double-linked list") at ./malloc/malloc.c:5664
#7  0x00007fffe6aa17cc in unlink_chunk (p=p@entry=0x555564d7f0f0, av=0x7fffe6c1ac80 <main_arena>) at ./malloc/malloc.c:1635
#8  0x00007fffe6aa191b in malloc_consolidate (av=av@entry=0x7fffe6c1ac80 <main_arena>) at ./malloc/malloc.c:4772
#9  0x00007fffe6aa3bdb in _int_malloc (av=av@entry=0x7fffe6c1ac80 <main_arena>, bytes=bytes@entry=4208) at ./malloc/malloc.c:3965
#10 0x00007fffe6aa4d4f in _int_memalign (av=av@entry=0x7fffe6c1ac80 <main_arena>, alignment=alignment@entry=64, bytes=bytes@entry=4096) at ./malloc/malloc.c:4968
#11 0x00007fffe6aa7186 in _mid_memalign (address=<optimized out>, bytes=4096, alignment=64) at ./malloc/malloc.c:3570
#12 __posix_memalign (size=4096, alignment=64, memptr=0x555564d7b588) at ./malloc/malloc.c:5690
#13 __posix_memalign (memptr=0x555564d7b588, alignment=64, size=4096) at ./malloc/malloc.c:5674
#14 0x00007ffff2b29b28 in cache_aligned_malloc (memptr=0x555564d7b588, size=4096) at ../libs/pbd/malign.cc:61
#15 0x00007ffff62d4965 in ARDOUR::AudioBuffer::resize (this=0x555564d7b570, size=1024) at ../libs/ardour/audio_buffer.cc:67
#16 0x00007ffff62d4844 in ARDOUR::AudioBuffer::AudioBuffer (this=0x555564d7b570, capacity=1024) at ../libs/ardour/audio_buffer.cc:39
#17 0x00007ffff637ead3 in ARDOUR::Buffer::create (type=..., capacity=1024) at ../libs/ardour/buffer.cc:31
#18 0x00007ffff638070f in ARDOUR::BufferSet::ensure_buffers (this=0x7fffffffbe70, type=..., num_buffers=2, buffer_capacity=1024) at ../libs/ardour/buffer_set.cc:187
#19 0x00007ffff6380aca in ARDOUR::BufferSet::ensure_buffers (this=0x7fffffffbe70, chns=..., buffer_capacity=1024) at ../libs/ardour/buffer_set.cc:228
#20 0x00007ffff634f26d in ARDOUR::Auditioner::idle_synth_update (this=0x55555b0548b0) at ../libs/ardour/auditioner.cc:630
#21 0x000055555691de36 in TriggerClipPicker::audition_processor_idle (this=0x555559da03f8) at ../gtk2_ardour/trigger_clip_picker.cc:1073
#22 0x00005555569240f2 in sigc::bound_mem_functor0<void, TriggerClipPicker>::operator() (this=0x5555578a29c8) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1991
#23 0x00005555569229ce in sigc::adaptor_functor<sigc::bound_mem_functor0<void, TriggerClipPicker> >::operator() (this=0x5555578a29c0) at ../../gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#24 0x00005555569229f4 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, TriggerClipPicker>, void>::call_it (rep=0x5555578a2990) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:136
#25 0x00007ffff6391e32 in sigc::slot0<void>::operator() (this=0x5555578759e8) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:535
#26 0x00007ffff2b4e65e in sigc::adaptor_functor<sigc::slot<void, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil> >::operator() (this=0x5555578759e0) at ../../gtk/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:256
#27 0x00007ffff2b4e095 in sigc::internal::slot_call<sigc::slot<void, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, void>::call_it (rep=0x5555578759b0) at ../../gtk/inst/include/sigc++-2.0/sigc++/functors/slot.h:483
#28 0x0000555555bb1362 in sigc::internal::signal_emit0<void, sigc::nil>::emit (impl=0x5555578c9c50) at ../../gtk/inst/include/sigc++-2.0/sigc++/signal.h:794
#29 0x0000555555bbc62c in sigc::signal0<void, sigc::nil>::emit (this=0x55555747ec28 <(anonymous namespace)::get_timers()::timers+648>) at ../../gtk/inst/include/sigc++-2.0/sigc++/signal.h:2800
#30 0x0000555555bb5614 in sigc::signal0<void, sigc::nil>::operator() (this=0x55555747ec28 <(anonymous namespace)::get_timers()::timers+648>) at ../../gtk/inst/include/sigc++-2.0/sigc++/signal.h:2816
#31 0x00007ffff2b4ccde in PBD::StandardTimer::on_elapsed (this=0x55555747ec00 <(anonymous namespace)::get_timers()::timers+608>) at ../libs/pbd/timer.cc:126
#32 0x00005555568d0fc2 in (anonymous namespace)::StandardTimer::on_elapsed (this=0x55555747ec00 <(anonymous namespace)::get_timers()::timers+608>) at ../gtk2_ardour/timers.cc:44
#33 0x00007ffff2b4cb61 in PBD::Timer::timeout_handler (this=0x55555747ec00 <(anonymous namespace)::get_timers()::timers+608>) at ../libs/pbd/timer.cc:100
#34 0x00007ffff2b4ca16 in PBD::Timer::_timeout_handler (data=0x55555747ec00 <(anonymous namespace)::get_timers()::timers+608>) at ../libs/pbd/timer.cc:38
#35 0x00007fffeee574b9 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#36 0x00007fffeee5694a in g_main_context_dispatch () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#37 0x00007fffeee56ce8 in ?? () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#38 0x00007fffeee57002 in g_main_loop_run () from /opt/Ardour-8.2.99-dbg/lib/libglib-2.0.so.0
#39 0x00007ffff136d18b in IA__gtk_main () at ../libs/tk/ytk/gtkmain.c:1270
#40 0x00007ffff20ee3c7 in Gtk::Main::run_impl (this=0x555557d1d190) at ../libs/tk/ytkmm/main.cc:537
#41 0x00007ffff20ee1cf in Gtk::Main::run () at ../libs/tk/ytkmm/main.cc:480
#42 0x00007ffff2f3d2dc in Gtkmm2ext::UI::run (this=0x555557d22fa0, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:305
#43 0x000055555621b45d in main (argc=1, argv=0x7fffffffc938) at ../gtk2_ardour/main.cc:471