[New Thread 0x7fff76794700 (LWP 4622)] buffersize changed to 128 buffersize changed to 128 *** Error in `/opt/ardour4/bin/ardour-4.7.0': double free or corruption (fasttop): 0x00007fff68002220 *** buffersize changed to 128 buffersize changed to 128 Program received signal SIGABRT, Aborted. [Switching to Thread 0x7fffc9b55700 (LWP 4619)] 0x00007fffedc49cc9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. (gdb) bt #0 0x00007fffedc49cc9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #1 0x00007fffedc4d0d8 in __GI_abort () at abort.c:89 #2 0x00007fffedc86394 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7fffedd94b28 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175 #3 0x00007fffedc9266e in malloc_printerr (ptr=, str=0x7fffedd94cf0 "double free or corruption (fasttop)", action=1) at malloc.c:4996 #4 _int_free (av=, p=, have_lock=0) at malloc.c:3840 #5 0x00007fff77bff9da in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #6 0x00007fff77c00308 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #7 0x00007fff77c006af in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #8 0x00007fff77c056f2 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #9 0x00007fff77bfeefc in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #10 0x00007fff77c000b5 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #11 0x00007fff77c006af in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #12 0x00007fff77d1d972 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #13 0x00007fff77bfeefc in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #14 0x00007fff77c000b5 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #15 0x00007fff77c006af in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #16 0x00007fff77d2276f in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #17 0x00007fff77bfeefc in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #18 0x00007fff77c000b5 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #19 0x00007fff77c006af in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #20 0x00007fff77d21e9a in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #21 0x00007fff77d226b9 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #22 0x00007fff77bfeefc in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #23 0x00007fff77c000b5 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #24 0x00007fff77bfdf0a in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #25 0x00007fff77bfe0f4 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #26 0x00007fff77bfe932 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #27 0x00007fff77bfe654 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #28 0x00007fff77bfe603 in ?? () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #29 0x00007fff77bfae85 in Convlevel::configure(int, unsigned int, unsigned int, unsigned int, unsigned int) () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #30 0x00007fff77bfb8c7 in Convproc::configure(unsigned int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int) () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #31 0x00007fff77bfa731 in GxSimpleConvolver::configure_stereo(int, float*, unsigned int) () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #32 0x00007fff77bc74f7 in GxPluginStereo::work(void*, LV2_Worker_Status (*)(void*, unsigned int, void const*), void*, unsigned int, void const*) () from /usr/lib/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so #33 0x00007ffff7097b1c in ARDOUR::Worker::run() () from /opt/ardour4/lib/libardour.so.3 #34 0x00007ffff560fb72 in ?? () from /opt/ardour4/lib/libglibmm-2.4.so.1 #35 0x00007ffff50b07f5 in ?? () from /opt/ardour4/lib/libglib-2.0.so.0 #36 0x00007ffff0c90182 in start_thread (arg=0x7fffc9b55700) at pthread_create.c:312 #37 0x00007fffedd0d47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111