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[Erich Eickmeyer <1830494@xxxxxxxxxxxxxxxxxx>]

Thank you for reporting this bug. However, this was not filed using the
"ubuntu-bug" tool, therefore this bug does not contain any information
about the version of OS being used or any hints about hardware.
Therefore, this bug is invalid. Please report bugs by opening a terminal
and typing "ubuntu-bug {packagename}" in the future.

** Changed in: gimp (Ubuntu)
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1830494

Title:
  Gimp segfault on displacement map selection

Status in gimp package in Ubuntu:
  Invalid

Bug description:
  Selecting displacement map source a second time caused gimp to crash

  ```
  GNU Image Manipulation Program version 2.10.6
  git-describe: GIMP_2_10_4-278-g0a8173ffde
  C compiler:
  	Using built-in specs.
  	COLLECT_GCC=gcc
  	COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/8/lto-wrapper
  	OFFLOAD_TARGET_NAMES=nvptx-none
  	OFFLOAD_TARGET_DEFAULT=1
  	Target: x86_64-linux-gnu
  	Configured with: ../src/configure -v --with-pkgversion='Ubuntu 8.2.0-4ubuntu1' --with-bugurl=file:///usr/share/doc/gcc-8/README.Bugs --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr --with-gcc-major-version-only --program-suffix=-8 --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 8.2.0 (Ubuntu 8.2.0-4ubuntu1) 
  	
  using GEGL version 0.4.12 (compiled against version 0.4.8)
  using GLib version 2.58.1 (compiled against version 2.57.2)
  using GdkPixbuf version 2.38.0 (compiled against version 2.36.12)
  using GTK+ version 2.24.32 (compiled against version 2.24.32)
  using Pango version 1.42.3 (compiled against version 1.42.3)
  using Fontconfig version 2.13.0 (compiled against version 2.13.0)
  using Cairo version 1.15.12 (compiled against version 1.15.12)

  ```
  > fatal error: Segmentation fault

  Stack trace:
  ```

  # Stack traces obtained from PID 10796 - Thread 10796 #

  [New LWP 10815]
  [New LWP 10816]
  [New LWP 10817]
  [New LWP 10818]
  [New LWP 10819]
  [New LWP 10820]
  [New LWP 10821]
  [New LWP 10822]
  [New LWP 10823]
  [New LWP 10826]
  [New LWP 10827]
  [New LWP 10828]
  [New LWP 10829]
  [New LWP 10830]
  [New LWP 10831]
  [New LWP 10832]
  [New LWP 10833]
  [New LWP 10871]
  [New LWP 10882]
  [New LWP 6222]
  [Thread debugging using libthread_db enabled]
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  __libc_read (fd=61, buf=0x7ffcb5af9910, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:26
    Id   Target Id                                       Frame 
  * 1    Thread 0x7f5c97c11e00 (LWP 10796) "gimp-2.10"   __libc_read (fd=61, buf=0x7ffcb5af9910, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:26
    2    Thread 0x7f5c911fe700 (LWP 10815) "gmain"       0x00007f5c9a6906d9 in __GI___poll (fds=0x55ff65c52020, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    3    Thread 0x7f5c909fd700 (LWP 10816) "gdbus"       0x00007f5c9a6906d9 in __GI___poll (fds=0x55ff65c618d0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    4    Thread 0x7f5c7209e700 (LWP 10817) "gimp-2.10"   0x00007f5c9a6906d9 in __GI___poll (fds=0x7f5c6c000b40, nfds=6, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
    5    Thread 0x7f5c7189d700 (LWP 10818) "gimp-2.10"   futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ff65f15878) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
    6    Thread 0x7f5c7109c700 (LWP 10819) "gimp-2.10"   futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    7    Thread 0x7f5c7089b700 (LWP 10820) "gimp-2.10"   futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    8    Thread 0x7f5c6bfff700 (LWP 10821) "gimp-2.10"   futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    9    Thread 0x7f5c6b7fe700 (LWP 10822) "gimp-2.10"   futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    10   Thread 0x7f5c6affd700 (LWP 10823) "gimp-2.10"   futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65c1fcb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
    11   Thread 0x7f5c6a7fc700 (LWP 10826) "async"       syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    12   Thread 0x7f5c69ffb700 (LWP 10827) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    13   Thread 0x7f5c697fa700 (LWP 10828) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    14   Thread 0x7f5c68ff9700 (LWP 10829) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    15   Thread 0x7f5c6104b700 (LWP 10830) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    16   Thread 0x7f5c6084a700 (LWP 10831) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    17   Thread 0x7f5c60049700 (LWP 10832) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    18   Thread 0x7f5c5f848700 (LWP 10833) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    19   Thread 0x7f5c5dfd0700 (LWP 10871) "threaded-ml" 0x00007f5c9a6906d9 in __GI___poll (fds=0x7f5c1c007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    20   Thread 0x7f5c5d7cf700 (LWP 10882) "swap writer" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    21   Thread 0x7f5c377fe700 (LWP 6222) "paint"        syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38

  Thread 21 (Thread 0x7f5c377fe700 (LWP 6222)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63d3724d in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034044847872, -2187470611574496722, 140723356670798, 140723356670799, 140723356670928, 140034044844288, 2241919525844869678, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 20 (Thread 0x7f5c5d7cf700 (LWP 10882)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f5c9b817e99 in  () at /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034682189568, -2187470611574496722, 140723356667502, 140723356667503, 140723356667632, 140034682185984, 2241721588518937134, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 19 (Thread 0x7f5c5dfd0700 (LWP 10871)):
  #0  0x00007f5c9a6906d9 in __GI___poll (fds=0x7f5c1c007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
  #1  0x00007f5c9373a9b1 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #2  0x00007f5c9372c1e0 in pa_mainloop_poll () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #3  0x00007f5c9372c82e in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #4  0x00007f5c9372c8e0 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #5  0x00007f5c9373a8f9 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
  #6  0x00007f5c9360f6f8 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
  #7  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034690582272, -2187470611574496722, 140723356671134, 140723356671135, 0, 140034690578688, 2241720489544180270, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #8  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 18 (Thread 0x7f5c5f848700 (LWP 10833)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034716239616, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034716236032, 2241723998532461102, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 17 (Thread 0x7f5c60049700 (LWP 10832)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034724632320, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034724628736, 2241749283541803566, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 16 (Thread 0x7f5c6084a700 (LWP 10831)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034733025024, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034733021440, 2241748184567046702, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 15 (Thread 0x7f5c6104b700 (LWP 10830)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034741417728, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034741414144, 2241747085592289838, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 14 (Thread 0x7f5c68ff9700 (LWP 10829)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034875299584, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034875296000, 2241766695339221550, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 13 (Thread 0x7f5c697fa700 (LWP 10828)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034883692288, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034883688704, 2241765596364464686, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 12 (Thread 0x7f5c69ffb700 (LWP 10827)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f67673 in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034892084992, -2187470611574496722, 140723356673342, 140723356673343, 140723356673472, 140034892081408, 2241764497389707822, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 11 (Thread 0x7f5c6a7fc700 (LWP 10826)):
  #0  0x00007f5c9a696219 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007f5c9a9ae63f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055ff63f6748a in  ()
  #3  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034900477696, -2187470611574496722, 140723356673358, 140723356673359, 140723356673488, 140034900474112, 2241772194507973166, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 10 (Thread 0x7f5c6affd700 (LWP 10823)):
  #0  0x00007f5c9a77cf56 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65c1fcb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
  #1  0x00007f5c9a77cf56 in do_futex_wait (sem=sem@entry=0x55ff65c1fcb8, abstime=0x0) at sem_waitcommon.c:111
  #2  0x00007f5c9a77d048 in __new_sem_wait_slow (sem=0x55ff65c1fcb8, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f5c9a77cf10 <__sem_wait_cleanup>, __arg = 0x55ff65c1fcb8, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 0
  #3  0x00007f5c730ce7c7 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c72fc50e6 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #5  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #6  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034908870400, -2187470611574496722, 140723356670286, 140723356670287, 0, 140034908866816, 2241771091238249006, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 9 (Thread 0x7f5c6b7fe700 (LWP 10822)):
  #0  0x00007f5c9a77cf56 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
  #1  0x00007f5c9a77cf56 in do_futex_wait (sem=sem@entry=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:111
  #2  0x00007f5c9a77d048 in __new_sem_wait_slow (sem=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f5c9a77cf10 <__sem_wait_cleanup>, __arg = 0x55ff65cfd338, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 12884901888
  #3  0x00007f5c730ce7c7 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c72fc50e6 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #5  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #6  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034917263104, -2187470611574496722, 140723356670286, 140723356670287, 0, 140034917259520, 2241769992263492142, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 8 (Thread 0x7f5c6bfff700 (LWP 10821)):
  #0  0x00007f5c9a77cf56 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
  #1  0x00007f5c9a77cf56 in do_futex_wait (sem=sem@entry=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:111
  #2  0x00007f5c9a77d048 in __new_sem_wait_slow (sem=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f5c9a77cf10 <__sem_wait_cleanup>, __arg = 0x55ff65cfd338, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 8589934592
  #3  0x00007f5c730ce7c7 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c72fc50e6 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #5  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #6  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140034925655808, -2187470611574496722, 140723356670286, 140723356670287, 0, 140034925652224, 2241768893288735278, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 7 (Thread 0x7f5c7089b700 (LWP 10820)):
  #0  0x00007f5c9a77cf56 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
  #1  0x00007f5c9a77cf56 in do_futex_wait (sem=sem@entry=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:111
  #2  0x00007f5c9a77d048 in __new_sem_wait_slow (sem=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f5c9a77cf10 <__sem_wait_cleanup>, __arg = 0x55ff65cfd338, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 4294967296
  #3  0x00007f5c730ce7c7 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c72fc50e6 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #5  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #6  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140035001792256, -2187470611574496722, 140723356670286, 140723356670287, 0, 140035001788672, 2241783274986725934, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 6 (Thread 0x7f5c7109c700 (LWP 10819)):
  #0  0x00007f5c9a77cf56 in futex_abstimed_wait_cancelable (private=0, abstime=0x0, expected=0, futex_word=0x55ff65cfd338) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
          __ret = -512
          oldtype = 0
          err = <optimized out>
  #1  0x00007f5c9a77cf56 in do_futex_wait (sem=sem@entry=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:111
  #2  0x00007f5c9a77d048 in __new_sem_wait_slow (sem=0x55ff65cfd338, abstime=0x0) at sem_waitcommon.c:181
          _buffer = {__routine = 0x7f5c9a77cf10 <__sem_wait_cleanup>, __arg = 0x55ff65cfd338, __canceltype = 0, __prev = 0x0}
          err = <optimized out>
          d = 0
  #3  0x00007f5c730ce7c7 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c72fc50e6 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #5  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #6  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140035010184960, -2187470611574496722, 140723356670286, 140723356670287, 0, 140035010181376, 2241782176011969070, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 5 (Thread 0x7f5c7189d700 (LWP 10818)):
  #0  0x00007f5c9a77a2eb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ff65f15878) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
          __ret = -512
          oldtype = 0
          err = <optimized out>
          spin = 0
          buffer = {__routine = 0x7f5c9a779f80 <__condvar_cleanup_waiting>, __arg = 0x7f5c7189c700, __canceltype = 1710057648, __prev = 0x0}
          cbuffer = {wseq = 124, cond = 0x55ff65f15850, mutex = 0x55ff65e17228, private = 0}
          err = <optimized out>
          g = 0
          flags = <optimized out>
          g1_start = <optimized out>
          signals = <optimized out>
          result = 0
          wseq = 124
          seq = 62
  #1  0x00007f5c9a77a2eb in __pthread_cond_wait_common (abstime=0x0, mutex=0x55ff65e17228, cond=0x55ff65f15850) at pthread_cond_wait.c:502
          spin = 0
          buffer = {__routine = 0x7f5c9a779f80 <__condvar_cleanup_waiting>, __arg = 0x7f5c7189c700, __canceltype = 1710057648, __prev = 0x0}
          cbuffer = {wseq = 124, cond = 0x55ff65f15850, mutex = 0x55ff65e17228, private = 0}
          err = <optimized out>
          g = 0
          flags = <optimized out>
          g1_start = <optimized out>
          signals = <optimized out>
          result = 0
          wseq = 124
          seq = 62
  #2  0x00007f5c9a77a2eb in __pthread_cond_wait (cond=0x55ff65f15850, mutex=0x55ff65e17228) at pthread_cond_wait.c:655
  #3  0x00007f5c730d088d in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c73088eb4 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #5  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #6  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140035018577664, -2187470611574496722, 140723356669438, 140723356669439, 0, 140035018574080, 2241781072742244910, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #7  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 4 (Thread 0x7f5c7209e700 (LWP 10817)):
  #0  0x00007f5c9a6906d9 in __GI___poll (fds=0x7f5c6c000b40, nfds=6, timeout=100) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
  #1  0x00007f5c730ce1fb in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #2  0x00007f5c7313363f in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #3  0x00007f5c730cfc70 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-opencl.so.1
  #4  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140035026970368, -2187470611574496722, 140723356669358, 140723356669359, 0, 140035026966784, 2241788769860510254, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #5  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 3 (Thread 0x7f5c909fd700 (LWP 10816)):
  #0  0x00007f5c9a6906d9 in __GI___poll (fds=0x55ff65c618d0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
  #1  0x00007f5c9a967e46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f5c9a9681d2 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f5c9b4e17b6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
  #4  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #5  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140035540113152, -2187470611574496722, 140723356673454, 140723356673455, 140723356673584, 140035540109568, 2242135304464949806, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #6  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 2 (Thread 0x7f5c911fe700 (LWP 10815)):
  #0  0x00007f5c9a6906d9 in __GI___poll (fds=0x55ff65c52020, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
  #1  0x00007f5c9a967e46 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f5c9a967f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f5c9a967fb1 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f5c9a990135 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #5  0x00007f5c9a774164 in start_thread (arg=<optimized out>) at pthread_create.c:486
          ret = <optimized out>
          pd = <optimized out>
          now = <optimized out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140035548505856, -2187470611574496722, 140723356673054, 140723356673055, 140723356673184, 140035548502272, 2242134205490192942, 2242159291611931182}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimized out>
  #6  0x00007f5c9a69cdef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 1 (Thread 0x7f5c97c11e00 (LWP 10796)):
  #0  0x00007f5c9a77dc24 in __libc_read (fd=61, buf=0x7ffcb5af9910, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:26
          resultvar = 18446744073709551104
          sc_cancel_oldtype = 0
          sc_ret = <optimized out>
          nbytes = 256
          fd = 61
          buf = 0x7ffcb5af9910
  #1  0x00007f5c9bff37d4 in gimp_stack_trace_print () at /usr/lib/libgimpbase-2.0.so.0
  #2  0x000055ff63ca52a0 in  ()
  #3  0x000055ff63ca56d8 in  ()
  #4  0x000055ff63ca5e37 in  ()
  #5  0x00007f5c9a77edd0 in <signal handler called> () at /lib/x86_64-linux-gnu/libpthread.so.0
  #6  0x00007f5c9c379a46 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #7  0x00007f5c9c37a4ef in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #8  0x00007f5c9c243cfb in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #9  0x00007f5c9aa47b6d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #10 0x00007f5c9aa5a8f3 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #11 0x00007f5c9aa62f43 in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #12 0x00007f5c9aa63ecf in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #13 0x00007f5c9c35b00c in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #14 0x00007f5c9c241f9c in gtk_propagate_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #15 0x00007f5c9c24238b in gtk_main_do_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #16 0x00007f5c9c0b4ccc in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #17 0x00007f5c9a967c3e in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #18 0x00007f5c9a967ed8 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #19 0x00007f5c9a9681d2 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #20 0x000055ff63ca4acf in app_run ()
  #21 0x000055ff63ca43d5 in main ()
  [Inferior 1 (process 10796) detached]

  ```

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