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[Bug 1877152] [NEW] I was painting a mask and it crush

 

Public bug reported:

```
GNU Image Manipulation Program version 2.10.14
git-describe: GIMP_2_10_12-511-ga4f55d6c7e
C compiler:
	Using built-in specs.
	COLLECT_GCC=gcc
	COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/7/lto-wrapper
	OFFLOAD_TARGET_NAMES=nvptx-none
	OFFLOAD_TARGET_DEFAULT=1
	Target: x86_64-linux-gnu
	Configured with: ../src/configure -v --with-pkgversion='Ubuntu 7.4.0-1ubuntu1~18.04.1' --with-bugurl=file:///usr/share/doc/gcc-7/README.Bugs --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr --with-gcc-major-version-only --program-suffix=-7 --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-vtable-verify --enable-libmpx --enable-plugin --enable-default-pie --with-system-zlib --with-target-system-zlib --enable-objc-gc=auto --enable-multiarch --disable-werror --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-offload-targets=nvptx-none --without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
	Thread model: posix
	gcc version 7.4.0 (Ubuntu 7.4.0-1ubuntu1~18.04.1) 

using babl version 0.1.72 (compiled against version 0.1.72)
using GEGL version 0.4.18 (compiled against version 0.4.18)
using GLib version 2.56.4 (compiled against version 2.56.4)
using GdkPixbuf version 2.36.11 (compiled against version 2.36.11)
using GTK+ version 2.24.32 (compiled against version 2.24.32)
using Pango version 1.40.14 (compiled against version 1.40.14)
using Fontconfig version 2.12.6 (compiled against version 2.12.6)
using Cairo version 1.15.10 (compiled against version 1.15.10)

```
> fatal error: Violación de segmento

Stack trace:
```

# Stack traces obtained from PID 4570 - Thread 4728 #

[Nuevo LWP 4572]
[Nuevo LWP 4573]
[Nuevo LWP 4574]
[Nuevo LWP 4575]
[Nuevo LWP 4576]
[Nuevo LWP 4577]
[Nuevo LWP 4578]
[Nuevo LWP 4579]
[Nuevo LWP 4580]
[Nuevo LWP 4581]
[Nuevo LWP 4582]
[Nuevo LWP 4583]
[Nuevo LWP 4584]
[Nuevo LWP 4585]
[Nuevo LWP 4586]
[Nuevo LWP 4587]
[Nuevo LWP 4588]
[Nuevo LWP 4635]
[Nuevo LWP 4728]
[Depuración de hilo usando libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  Id   Target Id         Frame 
* 1    Thread 0x7f603646ae00 (LWP 4570) "gimp-2.10" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  2    Thread 0x7f6027f64700 (LWP 4572) "worker" __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
  3    Thread 0x7f6027763700 (LWP 4573) "worker" __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
  4    Thread 0x7f6026f62700 (LWP 4574) "worker" __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
  5    Thread 0x7f601ffff700 (LWP 4575) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  6    Thread 0x7f6026761700 (LWP 4576) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  7    Thread 0x7f6025f60700 (LWP 4577) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  8    Thread 0x7f602575f700 (LWP 4578) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  9    Thread 0x7f601e38c700 (LWP 4579) "gmain" 0x00007f6031341bf9 in __GI___poll (fds=0x55cc62f961b0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  10   Thread 0x7f601db8b700 (LWP 4580) "gdbus" 0x00007f6031341bf9 in __GI___poll (fds=0x55cc62fa8710, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  11   Thread 0x7f5fe5981700 (LWP 4581) "gimp-2.10" 0x00007f6031341bf9 in __GI___poll (fds=0x7f5fc8000bd0, nfds=10, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
  12   Thread 0x7f5fe5180700 (LWP 4582) "gimp-2.10" 0x00007f603162bf85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f5fe517f770, expected=0, futex_word=0x55cc63197478) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
  13   Thread 0x7f5fe1fff700 (LWP 4583) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
  14   Thread 0x7f5fe17fe700 (LWP 4584) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
  15   Thread 0x7f5fe0ffd700 (LWP 4585) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
  16   Thread 0x7f5fcdfff700 (LWP 4586) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
  17   Thread 0x7f5fcd7fe700 (LWP 4587) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc6310b8b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
  18   Thread 0x7f5fccffd700 (LWP 4588) "async" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  19   Thread 0x7f5fa3fff700 (LWP 4635) "swap writer" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  20   Thread 0x7f5fc4e5b700 (LWP 4728) "paint" 0x00007f603162f384 in __libc_read (fd=38, buf=0x7f5fc4e572d0, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:27

Thread 20 (Thread 0x7f5fc4e5b700 (LWP 4728)):
#0  0x00007f603162f384 in __libc_read (fd=38, buf=0x7f5fc4e572d0, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:27
        resultvar = 18446744073709551104
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
        sc_ret = <optimized out>
        nbytes = 256
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg2 = <optimized out>
        _a3 = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg2 = <optimized out>
        _a3 = <optimized out>
        fd = 38
        __arg3 = <optimized out>
        __arg3 = <optimized out>
        buf = 0x7f5fc4e572d0
        _a1 = <optimized out>
        _a1 = <optimized out>
        sc_ret = <optimized out>
        __arg1 = <optimized out>
        _a2 = <optimized out>
        sc_cancel_oldtype = <optimized out>
        __arg1 = <optimized out>
        _a2 = <optimized out>
        sc_ret = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        sc_cancel_oldtype = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  0x00007f6034aa0da0 in gimp_stack_trace_print () from /usr/lib/libgimpbase-2.0.so.0
No symbol table info available.
#2  0x000055cc6211aab4 in ?? ()
No symbol table info available.
#3  0x000055cc6211b0b8 in gimp_fatal_error ()
No symbol table info available.
#4  0x000055cc6211b7c7 in ?? ()
No symbol table info available.
#5  <signal handler called>
No locales.
#6  0x00007f60334f03a0 in gegl_buffer_cl_cache_flush2 () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#7  0x00007f60334e25a7 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#8  0x00007f60334e3612 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#9  0x00007f60334e304b in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#10 0x00007f60334cb4c0 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#11 0x00007f60334e3fbf in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#12 0x00007f60334c787d in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#13 0x000055cc624e8c70 in ?? ()
No symbol table info available.
#14 0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#15 0x00007f60334a83c3 in gegl_parallel_distribute () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#16 0x00007f60334a8b52 in gegl_parallel_distribute_area () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#17 0x000055cc624f7d69 in ?? ()
No symbol table info available.
#18 0x000055cc624fa167 in gimp_paint_core_loops_process ()
No symbol table info available.
#19 0x000055cc624e0015 in gimp_paint_core_paste ()
No symbol table info available.
#20 0x000055cc624d26aa in gimp_brush_core_paste_canvas ()
No symbol table info available.
#21 0x000055cc624feeb9 in _gimp_paintbrush_motion ()
No symbol table info available.
#22 0x000055cc624ff1e9 in ?? ()
No symbol table info available.
#23 0x000055cc624de101 in gimp_paint_core_paint ()
No symbol table info available.
#24 0x000055cc624d1345 in ?? ()
No symbol table info available.
#25 0x000055cc621b1d42 in ?? ()
No symbol table info available.
#26 0x000055cc621b1c83 in ?? ()
No symbol table info available.
#27 0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#28 0x00007f60316256db in start_thread (arg=0x7f5fc4e5b700) at pthread_create.c:463
        pd = 0x7f5fc4e5b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049302009600, -3282304759881781258, 140049302006016, 0, 94336394416928, 140722167483504, 3228343148814807030, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#29 0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 19 (Thread 0x7f5fa3fff700 (LWP 4635)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f60334dfdad in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f5fa3fff700) at pthread_create.c:463
        pd = 0x7f5fa3fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140048750081792, -3282304759881781258, 140048750078208, 0, 94336373115280, 140722167474656, 3228428689530957814, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 18 (Thread 0x7f5fccffd700 (LWP 4588)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x000055cc623ef36c in ?? ()
No symbol table info available.
#3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f5fccffd700) at pthread_create.c:463
        pd = 0x7f5fccffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049437939456, -3282304759881781258, 140049437935872, 0, 94336323579120, 140722167486096, 3228360518736293878, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 17 (Thread 0x7f5fcd7fe700 (LWP 4587)):
#0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc6310b8b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg6 = <optimized out>
        __arg5 = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a6 = <optimized out>
        _a5 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  do_futex_wait (sem=sem@entry=0x55cc6310b8b8, abstime=0x0) at sem_waitcommon.c:111
        err = <optimized out>
#2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc6310b8b8, abstime=0x0) at sem_waitcommon.c:181
        _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc6310b8b8, __canceltype = 0, __prev = 0x0}
        err = <optimized out>
        d = 0
#3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#6  0x00007f60316256db in start_thread (arg=0x7f5fcd7fe700) at pthread_create.c:463
        pd = 0x7f5fcd7fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049446332160, -3282304759881781258, 140049446328576, 0, 94336329444176, 140722167482720, 3228363817808048118, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 16 (Thread 0x7f5fcdfff700 (LWP 4586)):
#0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg6 = <optimized out>
        __arg5 = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a6 = <optimized out>
        _a5 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
        err = <optimized out>
#2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
        _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
        err = <optimized out>
        d = 12884901888
#3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#6  0x00007f60316256db in start_thread (arg=0x7f5fcdfff700) at pthread_create.c:463
        pd = 0x7f5fcdfff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049454724864, -3282304759881781258, 140049454721280, 0, 94336329405920, 140722167482720, 3228362718833291254, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 15 (Thread 0x7f5fe0ffd700 (LWP 4585)):
#0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg6 = <optimized out>
        __arg5 = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a6 = <optimized out>
        _a5 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
        err = <optimized out>
#2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
        _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
        err = <optimized out>
        d = 8589934592
#3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#6  0x00007f60316256db in start_thread (arg=0x7f5fe0ffd700) at pthread_create.c:463
        pd = 0x7f5fe0ffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049773483776, -3282304759881781258, 140049773480192, 0, 94336329405840, 140722167482720, 3228281353899094006, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 14 (Thread 0x7f5fe17fe700 (LWP 4584)):
#0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg6 = <optimized out>
        __arg5 = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a6 = <optimized out>
        _a5 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
        err = <optimized out>
#2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
        _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
        err = <optimized out>
        d = 4294967296
#3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#6  0x00007f60316256db in start_thread (arg=0x7f5fe17fe700) at pthread_create.c:463
        pd = 0x7f5fe17fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049781876480, -3282304759881781258, 140049781872896, 0, 94336329304112, 140722167482720, 3228284652970848246, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 13 (Thread 0x7f5fe1fff700 (LWP 4583)):
#0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg6 = <optimized out>
        __arg5 = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a6 = <optimized out>
        _a5 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
        err = <optimized out>
#2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
        _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
        err = <optimized out>
        d = 0
#3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#6  0x00007f60316256db in start_thread (arg=0x7f5fe1fff700) at pthread_create.c:463
        pd = 0x7f5fe1fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049790269184, -3282304759881781258, 140049790265600, 0, 94336329304192, 140722167482720, 3228283553996091382, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 12 (Thread 0x7f5fe5180700 (LWP 4582)):
#0  0x00007f603162bf85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f5fe517f770, expected=0, futex_word=0x55cc63197478) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
        __ret = -516
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg6 = <optimized out>
        __arg5 = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a6 = <optimized out>
        _a5 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x7f5fe517f770, mutex=0x55cc631973f0, cond=0x55cc63197450) at pthread_cond_wait.c:539
        spin = 0
        buffer = {__routine = 0x7f603162b690 <__condvar_cleanup_waiting>, __arg = 0x7f5fe517f700, __canceltype = 1664237128, __prev = 0x0}
        cbuffer = {wseq = 1338, cond = 0x55cc63197450, mutex = 0x55cc631973f0, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        g1_start = <optimized out>
        maxspin = 0
        signals = <optimized out>
        result = 0
        wseq = <optimized out>
        seq = 669
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        rt = <optimized out>
        s = <optimized out>
#2  __pthread_cond_timedwait (cond=0x55cc63197450, mutex=0x55cc631973f0, abstime=0x7f5fe517f770) at pthread_cond_wait.c:667
No locales.
#3  0x00007f5fecfa65d7 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f5fecf48757 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#6  0x00007f60316256db in start_thread (arg=0x7f5fe5180700) at pthread_create.c:463
        pd = 0x7f5fe5180700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049842177792, -3282304759881781258, 140049842174208, 0, 94336326194576, 140722167481856, 3228275102037323766, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 11 (Thread 0x7f5fe5981700 (LWP 4581)):
#0  0x00007f6031341bf9 in __GI___poll (fds=0x7f5fc8000bd0, nfds=10, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f5fecfa31f3 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#2  0x00007f5fed0335cd in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#3  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f5fe5981700) at pthread_create.c:463
        pd = 0x7f5fe5981700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049850570496, -3282304759881781258, 140049850566912, 0, 94336324394992, 140722167481776, 3228273917163220982, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 10 (Thread 0x7f601db8b700 (LWP 4580)):
#0  0x00007f6031341bf9 in __GI___poll (fds=0x55cc62fa8710, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f6031e2b5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f6031e2b962 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f6032fb4276 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f60316256db in start_thread (arg=0x7f601db8b700) at pthread_create.c:463
        pd = 0x7f601db8b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050792232704, -3282304759881781258, 140050792229120, 0, 94336321213920, 140722167486176, 3220867887085137910, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 9 (Thread 0x7f601e38c700 (LWP 4579)):
#0  0x00007f6031341bf9 in __GI___poll (fds=0x55cc62f961b0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f6031e2b5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f6031e2b6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f6031e2b721 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f60316256db in start_thread (arg=0x7f601e38c700) at pthread_create.c:463
        pd = 0x7f601e38c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050800625408, -3282304759881781258, 140050800621824, 0, 94336321213760, 140722167485792, 3220871186156892150, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 8 (Thread 0x7f602575f700 (LWP 4578)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f602575f700) at pthread_create.c:463
        pd = 0x7f602575f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050922075904, -3282304759881781258, 140050922072320, 0, 94336321211872, 140722167485984, 3220816856431210486, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 7 (Thread 0x7f6025f60700 (LWP 4577)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f6025f60700) at pthread_create.c:463
        pd = 0x7f6025f60700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050930468608, -3282304759881781258, 140050930465024, 0, 94336321211792, 140722167485984, 3220815757456453622, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 6 (Thread 0x7f6026761700 (LWP 4576)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f6026761700) at pthread_create.c:463
        pd = 0x7f6026761700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050938861312, -3282304759881781258, 140050938857728, 0, 94336321211712, 140722167485984, 3220819039348338678, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 5 (Thread 0x7f601ffff700 (LWP 4575)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f60316256db in start_thread (arg=0x7f601ffff700) at pthread_create.c:463
        pd = 0x7f601ffff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050830456576, -3282304759881781258, 140050830452992, 0, 94336321211632, 140722167485984, 3220872845624881142, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 4 (Thread 0x7f6026f62700 (LWP 4574)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
No locales.
#1  0x00007f6031628098 in __GI___pthread_mutex_lock (mutex=0x55cc67447580) at ../nptl/pthread_mutex_lock.c:113
        ignore1 = <optimized out>
        ignore2 = <optimized out>
        ignore3 = <optimized out>
        id = 4574
        type = 1
        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
        id = <optimized out>
#2  0x00007f60334c77fb in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x000055cc624e8c70 in ?? ()
No symbol table info available.
#4  0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#5  0x00007f60334a7feb in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#6  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007f60316256db in start_thread (arg=0x7f6026f62700) at pthread_create.c:463
        pd = 0x7f6026f62700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050947254016, -3282304759881781258, 140050947250432, 0, 94336321211552, 140722167485984, 3220817940373581814, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#8  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 3 (Thread 0x7f6027763700 (LWP 4573)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
No locales.
#1  0x00007f6031628098 in __GI___pthread_mutex_lock (mutex=0x55cc67447580) at ../nptl/pthread_mutex_lock.c:113
        ignore1 = <optimized out>
        ignore2 = <optimized out>
        ignore3 = <optimized out>
        id = 4573
        type = 1
        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
        id = <optimized out>
#2  0x00007f60334c77fb in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x000055cc624e8c70 in ?? ()
No symbol table info available.
#4  0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#5  0x00007f60334a7feb in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#6  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007f60316256db in start_thread (arg=0x7f6027763700) at pthread_create.c:463
        pd = 0x7f6027763700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050955646720, -3282304759881781258, 140050955643136, 0, 94336321211472, 140722167485984, 3220821239445336054, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#8  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 2 (Thread 0x7f6027f64700 (LWP 4572)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
No locales.
#1  0x00007f6031628098 in __GI___pthread_mutex_lock (mutex=0x55cc67447580) at ../nptl/pthread_mutex_lock.c:113
        ignore1 = <optimized out>
        ignore2 = <optimized out>
        ignore3 = <optimized out>
        id = 4572
        type = 1
        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
        id = <optimized out>
#2  0x00007f60334c77fb in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#3  0x000055cc624e8c70 in ?? ()
No symbol table info available.
#4  0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#5  0x00007f60334a7feb in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
No symbol table info available.
#6  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007f60316256db in start_thread (arg=0x7f6027f64700) at pthread_create.c:463
        pd = 0x7f6027f64700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050964039424, -3282304759881781258, 140050964035840, 0, 94336321211392, 140722167485984, 3220820140470579190, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#8  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locales.

Thread 1 (Thread 0x7f603646ae00 (LWP 4570)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locales.
#1  0x00007f6031e70dac in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x000055cc621b1d8b in ?? ()
No symbol table info available.
#3  0x00007f6031e2bd03 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f6031e2b285 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f6031e2b650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007f6031e2b962 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x000055cc6211a470 in app_run ()
No symbol table info available.
#8  0x000055cc62119d3c in main ()
No symbol table info available.

```

** Affects: gimp (Ubuntu)
     Importance: Undecided
         Status: New

-- 
You received this bug notification because you are a member of Ubuntu
Studio Bugs, which is subscribed to gimp in Ubuntu.
Matching subscriptions: Ubuntu Studio Bugs
https://bugs.launchpad.net/bugs/1877152

Title:
  I was painting a mask and it crush

Status in gimp package in Ubuntu:
  New

Bug description:
  ```
  GNU Image Manipulation Program version 2.10.14
  git-describe: GIMP_2_10_12-511-ga4f55d6c7e
  C compiler:
  	Using built-in specs.
  	COLLECT_GCC=gcc
  	COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/7/lto-wrapper
  	OFFLOAD_TARGET_NAMES=nvptx-none
  	OFFLOAD_TARGET_DEFAULT=1
  	Target: x86_64-linux-gnu
  	Configured with: ../src/configure -v --with-pkgversion='Ubuntu 7.4.0-1ubuntu1~18.04.1' --with-bugurl=file:///usr/share/doc/gcc-7/README.Bugs --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr --with-gcc-major-version-only --program-suffix=-7 --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-vtable-verify --enable-libmpx --enable-plugin --enable-default-pie --with-system-zlib --with-target-system-zlib --enable-objc-gc=auto --enable-multiarch --disable-werror --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-offload-targets=nvptx-none --without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
  	Thread model: posix
  	gcc version 7.4.0 (Ubuntu 7.4.0-1ubuntu1~18.04.1) 

  using babl version 0.1.72 (compiled against version 0.1.72)
  using GEGL version 0.4.18 (compiled against version 0.4.18)
  using GLib version 2.56.4 (compiled against version 2.56.4)
  using GdkPixbuf version 2.36.11 (compiled against version 2.36.11)
  using GTK+ version 2.24.32 (compiled against version 2.24.32)
  using Pango version 1.40.14 (compiled against version 1.40.14)
  using Fontconfig version 2.12.6 (compiled against version 2.12.6)
  using Cairo version 1.15.10 (compiled against version 1.15.10)

  ```
  > fatal error: Violación de segmento

  Stack trace:
  ```

  # Stack traces obtained from PID 4570 - Thread 4728 #

  [Nuevo LWP 4572]
  [Nuevo LWP 4573]
  [Nuevo LWP 4574]
  [Nuevo LWP 4575]
  [Nuevo LWP 4576]
  [Nuevo LWP 4577]
  [Nuevo LWP 4578]
  [Nuevo LWP 4579]
  [Nuevo LWP 4580]
  [Nuevo LWP 4581]
  [Nuevo LWP 4582]
  [Nuevo LWP 4583]
  [Nuevo LWP 4584]
  [Nuevo LWP 4585]
  [Nuevo LWP 4586]
  [Nuevo LWP 4587]
  [Nuevo LWP 4588]
  [Nuevo LWP 4635]
  [Nuevo LWP 4728]
  [Depuración de hilo usando libthread_db enabled]
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    Id   Target Id         Frame 
  * 1    Thread 0x7f603646ae00 (LWP 4570) "gimp-2.10" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    2    Thread 0x7f6027f64700 (LWP 4572) "worker" __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
    3    Thread 0x7f6027763700 (LWP 4573) "worker" __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
    4    Thread 0x7f6026f62700 (LWP 4574) "worker" __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
    5    Thread 0x7f601ffff700 (LWP 4575) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    6    Thread 0x7f6026761700 (LWP 4576) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    7    Thread 0x7f6025f60700 (LWP 4577) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    8    Thread 0x7f602575f700 (LWP 4578) "worker" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    9    Thread 0x7f601e38c700 (LWP 4579) "gmain" 0x00007f6031341bf9 in __GI___poll (fds=0x55cc62f961b0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    10   Thread 0x7f601db8b700 (LWP 4580) "gdbus" 0x00007f6031341bf9 in __GI___poll (fds=0x55cc62fa8710, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    11   Thread 0x7f5fe5981700 (LWP 4581) "gimp-2.10" 0x00007f6031341bf9 in __GI___poll (fds=0x7f5fc8000bd0, nfds=10, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
    12   Thread 0x7f5fe5180700 (LWP 4582) "gimp-2.10" 0x00007f603162bf85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f5fe517f770, expected=0, futex_word=0x55cc63197478) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    13   Thread 0x7f5fe1fff700 (LWP 4583) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    14   Thread 0x7f5fe17fe700 (LWP 4584) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    15   Thread 0x7f5fe0ffd700 (LWP 4585) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    16   Thread 0x7f5fcdfff700 (LWP 4586) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    17   Thread 0x7f5fcd7fe700 (LWP 4587) "gimp-2.10" 0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc6310b8b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    18   Thread 0x7f5fccffd700 (LWP 4588) "async" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    19   Thread 0x7f5fa3fff700 (LWP 4635) "swap writer" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    20   Thread 0x7f5fc4e5b700 (LWP 4728) "paint" 0x00007f603162f384 in __libc_read (fd=38, buf=0x7f5fc4e572d0, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:27

  Thread 20 (Thread 0x7f5fc4e5b700 (LWP 4728)):
  #0  0x00007f603162f384 in __libc_read (fd=38, buf=0x7f5fc4e572d0, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:27
          resultvar = 18446744073709551104
          sc_cancel_oldtype = 0
          sc_ret = <optimized out>
          sc_ret = <optimized out>
          nbytes = 256
          resultvar = <optimized out>
          resultvar = <optimized out>
          __arg2 = <optimized out>
          _a3 = <optimized out>
          resultvar = <optimized out>
          resultvar = <optimized out>
          __arg2 = <optimized out>
          _a3 = <optimized out>
          fd = 38
          __arg3 = <optimized out>
          __arg3 = <optimized out>
          buf = 0x7f5fc4e572d0
          _a1 = <optimized out>
          _a1 = <optimized out>
          sc_ret = <optimized out>
          __arg1 = <optimized out>
          _a2 = <optimized out>
          sc_cancel_oldtype = <optimized out>
          __arg1 = <optimized out>
          _a2 = <optimized out>
          sc_ret = <optimized out>
          resultvar = <optimized out>
          resultvar = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
          sc_cancel_oldtype = <optimized out>
          resultvar = <optimized out>
          resultvar = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  0x00007f6034aa0da0 in gimp_stack_trace_print () from /usr/lib/libgimpbase-2.0.so.0
  No symbol table info available.
  #2  0x000055cc6211aab4 in ?? ()
  No symbol table info available.
  #3  0x000055cc6211b0b8 in gimp_fatal_error ()
  No symbol table info available.
  #4  0x000055cc6211b7c7 in ?? ()
  No symbol table info available.
  #5  <signal handler called>
  No locales.
  #6  0x00007f60334f03a0 in gegl_buffer_cl_cache_flush2 () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #7  0x00007f60334e25a7 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #8  0x00007f60334e3612 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #9  0x00007f60334e304b in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #10 0x00007f60334cb4c0 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #11 0x00007f60334e3fbf in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #12 0x00007f60334c787d in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #13 0x000055cc624e8c70 in ?? ()
  No symbol table info available.
  #14 0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #15 0x00007f60334a83c3 in gegl_parallel_distribute () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #16 0x00007f60334a8b52 in gegl_parallel_distribute_area () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #17 0x000055cc624f7d69 in ?? ()
  No symbol table info available.
  #18 0x000055cc624fa167 in gimp_paint_core_loops_process ()
  No symbol table info available.
  #19 0x000055cc624e0015 in gimp_paint_core_paste ()
  No symbol table info available.
  #20 0x000055cc624d26aa in gimp_brush_core_paste_canvas ()
  No symbol table info available.
  #21 0x000055cc624feeb9 in _gimp_paintbrush_motion ()
  No symbol table info available.
  #22 0x000055cc624ff1e9 in ?? ()
  No symbol table info available.
  #23 0x000055cc624de101 in gimp_paint_core_paint ()
  No symbol table info available.
  #24 0x000055cc624d1345 in ?? ()
  No symbol table info available.
  #25 0x000055cc621b1d42 in ?? ()
  No symbol table info available.
  #26 0x000055cc621b1c83 in ?? ()
  No symbol table info available.
  #27 0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #28 0x00007f60316256db in start_thread (arg=0x7f5fc4e5b700) at pthread_create.c:463
          pd = 0x7f5fc4e5b700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049302009600, -3282304759881781258, 140049302006016, 0, 94336394416928, 140722167483504, 3228343148814807030, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #29 0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 19 (Thread 0x7f5fa3fff700 (LWP 4635)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f60334dfdad in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f5fa3fff700) at pthread_create.c:463
          pd = 0x7f5fa3fff700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140048750081792, -3282304759881781258, 140048750078208, 0, 94336373115280, 140722167474656, 3228428689530957814, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 18 (Thread 0x7f5fccffd700 (LWP 4588)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x000055cc623ef36c in ?? ()
  No symbol table info available.
  #3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f5fccffd700) at pthread_create.c:463
          pd = 0x7f5fccffd700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049437939456, -3282304759881781258, 140049437935872, 0, 94336323579120, 140722167486096, 3228360518736293878, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 17 (Thread 0x7f5fcd7fe700 (LWP 4587)):
  #0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc6310b8b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
          oldtype = <optimized out>
          err = <optimized out>
          __ret = <optimized out>
          resultvar = <optimized out>
          __arg6 = <optimized out>
          __arg5 = <optimized out>
          __arg4 = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a6 = <optimized out>
          _a5 = <optimized out>
          _a4 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  do_futex_wait (sem=sem@entry=0x55cc6310b8b8, abstime=0x0) at sem_waitcommon.c:111
          err = <optimized out>
  #2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc6310b8b8, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc6310b8b8, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 0
  #3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #6  0x00007f60316256db in start_thread (arg=0x7f5fcd7fe700) at pthread_create.c:463
          pd = 0x7f5fcd7fe700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049446332160, -3282304759881781258, 140049446328576, 0, 94336329444176, 140722167482720, 3228363817808048118, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 16 (Thread 0x7f5fcdfff700 (LWP 4586)):
  #0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
          oldtype = <optimized out>
          err = <optimized out>
          __ret = <optimized out>
          resultvar = <optimized out>
          __arg6 = <optimized out>
          __arg5 = <optimized out>
          __arg4 = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a6 = <optimized out>
          _a5 = <optimized out>
          _a4 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
          err = <optimized out>
  #2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 12884901888
  #3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #6  0x00007f60316256db in start_thread (arg=0x7f5fcdfff700) at pthread_create.c:463
          pd = 0x7f5fcdfff700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049454724864, -3282304759881781258, 140049454721280, 0, 94336329405920, 140722167482720, 3228362718833291254, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 15 (Thread 0x7f5fe0ffd700 (LWP 4585)):
  #0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
          oldtype = <optimized out>
          err = <optimized out>
          __ret = <optimized out>
          resultvar = <optimized out>
          __arg6 = <optimized out>
          __arg5 = <optimized out>
          __arg4 = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a6 = <optimized out>
          _a5 = <optimized out>
          _a4 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
          err = <optimized out>
  #2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 8589934592
  #3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #6  0x00007f60316256db in start_thread (arg=0x7f5fe0ffd700) at pthread_create.c:463
          pd = 0x7f5fe0ffd700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049773483776, -3282304759881781258, 140049773480192, 0, 94336329405840, 140722167482720, 3228281353899094006, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 14 (Thread 0x7f5fe17fe700 (LWP 4584)):
  #0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
          oldtype = <optimized out>
          err = <optimized out>
          __ret = <optimized out>
          resultvar = <optimized out>
          __arg6 = <optimized out>
          __arg5 = <optimized out>
          __arg4 = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a6 = <optimized out>
          _a5 = <optimized out>
          _a4 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
          err = <optimized out>
  #2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 4294967296
  #3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #6  0x00007f60316256db in start_thread (arg=0x7f5fe17fe700) at pthread_create.c:463
          pd = 0x7f5fe17fe700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049781876480, -3282304759881781258, 140049781872896, 0, 94336329304112, 140722167482720, 3228284652970848246, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 13 (Thread 0x7f5fe1fff700 (LWP 4583)):
  #0  0x00007f603162e6d6 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55cc63184808) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
          oldtype = <optimized out>
          err = <optimized out>
          __ret = <optimized out>
          resultvar = <optimized out>
          __arg6 = <optimized out>
          __arg5 = <optimized out>
          __arg4 = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a6 = <optimized out>
          _a5 = <optimized out>
          _a4 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  do_futex_wait (sem=sem@entry=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:111
          err = <optimized out>
  #2  0x00007f603162e7c8 in __new_sem_wait_slow (sem=0x55cc63184808, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f603162e690 <__sem_wait_cleanup>, __arg = 0x55cc63184808, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 0
  #3  0x00007f5fecfa3847 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f5fece710c6 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #6  0x00007f60316256db in start_thread (arg=0x7f5fe1fff700) at pthread_create.c:463
          pd = 0x7f5fe1fff700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049790269184, -3282304759881781258, 140049790265600, 0, 94336329304192, 140722167482720, 3228283553996091382, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 12 (Thread 0x7f5fe5180700 (LWP 4582)):
  #0  0x00007f603162bf85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f5fe517f770, expected=0, futex_word=0x55cc63197478) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -516
          oldtype = 0
          err = <optimized out>
          oldtype = <optimized out>
          err = <optimized out>
          __ret = <optimized out>
          resultvar = <optimized out>
          __arg6 = <optimized out>
          __arg5 = <optimized out>
          __arg4 = <optimized out>
          __arg3 = <optimized out>
          __arg2 = <optimized out>
          __arg1 = <optimized out>
          _a6 = <optimized out>
          _a5 = <optimized out>
          _a4 = <optimized out>
          _a3 = <optimized out>
          _a2 = <optimized out>
          _a1 = <optimized out>
  #1  __pthread_cond_wait_common (abstime=0x7f5fe517f770, mutex=0x55cc631973f0, cond=0x55cc63197450) at pthread_cond_wait.c:539
          spin = 0
          buffer = {__routine = 0x7f603162b690 <__condvar_cleanup_waiting>, __arg = 0x7f5fe517f700, __canceltype = 1664237128, __prev = 0x0}
          cbuffer = {wseq = 1338, cond = 0x55cc63197450, mutex = 0x55cc631973f0, private = 0}
          err = <optimized out>
          g = 0
          flags = <optimized out>
          g1_start = <optimized out>
          maxspin = 0
          signals = <optimized out>
          result = 0
          wseq = <optimized out>
          seq = 669
          private = <optimized out>
          maxspin = <optimized out>
          err = <optimized out>
          result = <optimized out>
          wseq = <optimized out>
          g = <optimized out>
          seq = <optimized out>
          flags = <optimized out>
          private = <optimized out>
          signals = <optimized out>
          g1_start = <optimized out>
          spin = <optimized out>
          buffer = <optimized out>
          cbuffer = <optimized out>
          rt = <optimized out>
          s = <optimized out>
  #2  __pthread_cond_timedwait (cond=0x55cc63197450, mutex=0x55cc631973f0, abstime=0x7f5fe517f770) at pthread_cond_wait.c:667
  No locales.
  #3  0x00007f5fecfa65d7 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f5fecf48757 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #5  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #6  0x00007f60316256db in start_thread (arg=0x7f5fe5180700) at pthread_create.c:463
          pd = 0x7f5fe5180700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049842177792, -3282304759881781258, 140049842174208, 0, 94336326194576, 140722167481856, 3228275102037323766, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 11 (Thread 0x7f5fe5981700 (LWP 4581)):
  #0  0x00007f6031341bf9 in __GI___poll (fds=0x7f5fc8000bd0, nfds=10, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
          sc_ret = <optimized out>
  #1  0x00007f5fecfa31f3 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #2  0x00007f5fed0335cd in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #3  0x00007f5fecfa5858 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f5fe5981700) at pthread_create.c:463
          pd = 0x7f5fe5981700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140049850570496, -3282304759881781258, 140049850566912, 0, 94336324394992, 140722167481776, 3228273917163220982, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 10 (Thread 0x7f601db8b700 (LWP 4580)):
  #0  0x00007f6031341bf9 in __GI___poll (fds=0x55cc62fa8710, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
          sc_ret = <optimized out>
  #1  0x00007f6031e2b5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f6031e2b962 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #3  0x00007f6032fb4276 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
  No symbol table info available.
  #4  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #5  0x00007f60316256db in start_thread (arg=0x7f601db8b700) at pthread_create.c:463
          pd = 0x7f601db8b700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050792232704, -3282304759881781258, 140050792229120, 0, 94336321213920, 140722167486176, 3220867887085137910, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #6  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 9 (Thread 0x7f601e38c700 (LWP 4579)):
  #0  0x00007f6031341bf9 in __GI___poll (fds=0x55cc62f961b0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
          sc_ret = <optimized out>
  #1  0x00007f6031e2b5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f6031e2b6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #3  0x00007f6031e2b721 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #5  0x00007f60316256db in start_thread (arg=0x7f601e38c700) at pthread_create.c:463
          pd = 0x7f601e38c700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050800625408, -3282304759881781258, 140050800621824, 0, 94336321213760, 140722167485792, 3220871186156892150, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #6  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 8 (Thread 0x7f602575f700 (LWP 4578)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f602575f700) at pthread_create.c:463
          pd = 0x7f602575f700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050922075904, -3282304759881781258, 140050922072320, 0, 94336321211872, 140722167485984, 3220816856431210486, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 7 (Thread 0x7f6025f60700 (LWP 4577)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f6025f60700) at pthread_create.c:463
          pd = 0x7f6025f60700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050930468608, -3282304759881781258, 140050930465024, 0, 94336321211792, 140722167485984, 3220815757456453622, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 6 (Thread 0x7f6026761700 (LWP 4576)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f6026761700) at pthread_create.c:463
          pd = 0x7f6026761700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050938861312, -3282304759881781258, 140050938857728, 0, 94336321211712, 140722167485984, 3220819039348338678, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 5 (Thread 0x7f601ffff700 (LWP 4575)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e7175f in g_cond_wait () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x00007f60334a7fc3 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f60316256db in start_thread (arg=0x7f601ffff700) at pthread_create.c:463
          pd = 0x7f601ffff700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050830456576, -3282304759881781258, 140050830452992, 0, 94336321211632, 140722167485984, 3220872845624881142, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 4 (Thread 0x7f6026f62700 (LWP 4574)):
  #0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
  No locales.
  #1  0x00007f6031628098 in __GI___pthread_mutex_lock (mutex=0x55cc67447580) at ../nptl/pthread_mutex_lock.c:113
          ignore1 = <optimized out>
          ignore2 = <optimized out>
          ignore3 = <optimized out>
          id = 4574
          type = 1
          __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
          id = <optimized out>
  #2  0x00007f60334c77fb in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x000055cc624e8c70 in ?? ()
  No symbol table info available.
  #4  0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #5  0x00007f60334a7feb in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #6  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #7  0x00007f60316256db in start_thread (arg=0x7f6026f62700) at pthread_create.c:463
          pd = 0x7f6026f62700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050947254016, -3282304759881781258, 140050947250432, 0, 94336321211552, 140722167485984, 3220817940373581814, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #8  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 3 (Thread 0x7f6027763700 (LWP 4573)):
  #0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
  No locales.
  #1  0x00007f6031628098 in __GI___pthread_mutex_lock (mutex=0x55cc67447580) at ../nptl/pthread_mutex_lock.c:113
          ignore1 = <optimized out>
          ignore2 = <optimized out>
          ignore3 = <optimized out>
          id = 4573
          type = 1
          __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
          id = <optimized out>
  #2  0x00007f60334c77fb in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x000055cc624e8c70 in ?? ()
  No symbol table info available.
  #4  0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #5  0x00007f60334a7feb in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #6  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #7  0x00007f60316256db in start_thread (arg=0x7f6027763700) at pthread_create.c:463
          pd = 0x7f6027763700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050955646720, -3282304759881781258, 140050955643136, 0, 94336321211472, 140722167485984, 3220821239445336054, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #8  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 2 (Thread 0x7f6027f64700 (LWP 4572)):
  #0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
  No locales.
  #1  0x00007f6031628098 in __GI___pthread_mutex_lock (mutex=0x55cc67447580) at ../nptl/pthread_mutex_lock.c:113
          ignore1 = <optimized out>
          ignore2 = <optimized out>
          ignore3 = <optimized out>
          id = 4572
          type = 1
          __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
          id = <optimized out>
  #2  0x00007f60334c77fb in gegl_buffer_iterator_next () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #3  0x000055cc624e8c70 in ?? ()
  No symbol table info available.
  #4  0x00007f60334a80f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #5  0x00007f60334a7feb in ?? () from /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  No symbol table info available.
  #6  0x00007f6031e53175 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #7  0x00007f60316256db in start_thread (arg=0x7f6027f64700) at pthread_create.c:463
          pd = 0x7f6027f64700
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140050964039424, -3282304759881781258, 140050964035840, 0, 94336321211392, 140722167485984, 3220820140470579190, 3220790558174228470}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #8  0x00007f603134e88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  No locales.

  Thread 1 (Thread 0x7f603646ae00 (LWP 4570)):
  #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  No locales.
  #1  0x00007f6031e70dac in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #2  0x000055cc621b1d8b in ?? ()
  No symbol table info available.
  #3  0x00007f6031e2bd03 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #4  0x00007f6031e2b285 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #5  0x00007f6031e2b650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #6  0x00007f6031e2b962 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  No symbol table info available.
  #7  0x000055cc6211a470 in app_run ()
  No symbol table info available.
  #8  0x000055cc62119d3c in main ()
  No symbol table info available.

  ```

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