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[Bug 1840975] [NEW] Gimp 2.10.12 crash - deleted an empty transparent layer

 

Public bug reported:

Ubuntu Studio 19.04
Gimp 2.10.12

Pasted an image (675 x 799) into Gimp 
Added transparent layer
Duplicated image
Deleted transparent layer
Gimp crashed


```
GNU Image Manipulation Program version 2.10.12
git-describe: GIMP_2_10_10-209-g3d8535b55f
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 8.3.0-6ubuntu1' --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 --enable-bootstrap --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 8.3.0 (Ubuntu 8.3.0-6ubuntu1) 

using GEGL version 0.4.16 (compiled against version 0.4.16)
using GLib version 2.60.4 (compiled against version 2.60.0)
using GdkPixbuf version 2.38.1 (compiled against version 2.38.1)
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 2.13.1 (compiled against version 2.13.1)
using Cairo version 1.16.0 (compiled against version 1.16.0)

```
> fatal error: Aborted

Stack trace:
```

# Stack traces obtained from PID 4431 - Thread 4431 #

[New LWP 4432]
[New LWP 4433]
[New LWP 4434]
[New LWP 4436]
[New LWP 4587]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
__libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
  Id   Target Id                                      Frame 
* 1    Thread 0x7fc0442dde00 (LWP 4431) "gimp-2.10"   __libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
  2    Thread 0x7fc043b1d700 (LWP 4432) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  3    Thread 0x7fc0416cd700 (LWP 4433) "gmain"       0x00007fc045fc7729 in __GI___poll (fds=0x7fc028001cd0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  4    Thread 0x7fc0408e0700 (LWP 4434) "gdbus"       0x00007fc045fc7729 in __GI___poll (fds=0x55a6d9e2c330, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  5    Thread 0x7fc02de9d700 (LWP 4436) "async"       syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  6    Thread 0x7fbfd7fff700 (LWP 4587) "swap writer" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38

Thread 6 (Thread 0x7fbfd7fff700 (LWP 4587)):
#0  0x00007fc045fcd2e9 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fc0462b193f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc0467570b9 in  () at /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
#3  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
        ret = <optimised out>
        pd = <optimised out>
        now = <optimised out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140461939357440, -2317528006440452510, 140735434126606, 140735434126607, 140735434126752, 140461939353856, 2353644763696660066, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimised out>
#5  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fc02de9d700 (LWP 4436)):
#0  0x00007fc045fcd2e9 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fc0462b193f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x000055a6d95a38ac in  ()
#3  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
        ret = <optimised out>
        pd = <optimised out>
        now = <optimised out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463380748032, -2317528006440452510, 140735434135406, 140735434135407, 140735434135552, 140463380744448, 2330093137656610402, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimised out>
#5  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fc0408e0700 (LWP 4434)):
#0  0x00007fc045fc7729 in __GI___poll (fds=0x55a6d9e2c330, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007fc046266bf6 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc046266f82 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc046632e26 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
        ret = <optimised out>
        pd = <optimised out>
        now = <optimised out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463693498112, -2317528006440452510, 140735434135486, 140735434135487, 140735434135632, 140463693494528, 2330328675273735778, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimised out>
#6  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fc0416cd700 (LWP 4433)):
#0  0x00007fc045fc7729 in __GI___poll (fds=0x7fc028001cd0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007fc046266bf6 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc046266d1c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc046266d61 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
        ret = <optimised out>
        pd = <optimised out>
        now = <optimised out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463708100352, -2317528006440452510, 140735434135070, 140735434135071, 140735434135216, 140463708096768, 2330329506886778466, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimised out>
#6  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fc043b1d700 (LWP 4432)):
#0  0x00007fc045fcd2e9 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fc0462b193f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc04671a9e3 in  () at /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
#3  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
        ret = <optimised out>
        pd = <optimised out>
        now = <optimised out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463746176768, -2317528006440452510, 140735434135406, 140735434135407, 140735434135552, 140463746173184, 2330326852596989538, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimised out>
#5  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fc0442dde00 (LWP 4431)):
#0  0x00007fc0460b5d94 in __libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
        resultvar = 18446744073709551104
        sc_cancel_oldtype = 1
        sc_ret = <optimised out>
#1  0x00007fc0460b5d94 in __libc_read (fd=15, buf=0x7fff858ed050, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fc046b87bd4 in gimp_stack_trace_print () at /usr/lib/libgimpbase-2.0.so.0
#3  0x000055a6d92d3740 in  ()
#4  0x000055a6d92d3b78 in  ()
#5  0x000055a6d92d42e7 in  ()
#6  0x00007fc0460b6f40 in <signal handler called> () at /lib/x86_64-linux-gnu/libpthread.so.0
#7  0x00007fc045ef9ed7 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 140463784071543, 4222451712, 94175271672176, 94175271672277, 94175271672176, 94175271672176, 94175271672279, 94175271672476, 94175271672176, 94175271672476, 0, 0, 0, 0, 0}}
        pid = <optimised out>
        tid = <optimised out>
#8  0x00007fc045edb535 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x55a6e5a61cb0, sa_sigaction = 0x55a6e5a61cb0}, sa_mask = {__val = {0, 94175271672176, 6, 0, 0, 0, 21474836480, 140735434119464, 140735434119312, 140463785300208, 140463785285000, 0, 14122364068044046848, 140463785269735, 0, 140463785285000}}, sa_flags = 1172461171, sa_restorer = 0x7fc045e25808}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#9  0x00007fc045edb40f in __assert_fail_base (fmt=0x7fc046069588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x7fc045e25808 "!xcb_xlib_threads_sequence_lost", file=0x7fc045e25673 "../../src/xcb_io.c", line=263, function=<optimised out>) at assert.c:92
        str = 0x55a6e5a61cb0 "\020-\243\345\246U"
        total = 4096
#10 0x00007fc045eeb012 in __GI___assert_fail (assertion=0x7fc045e25808 "!xcb_xlib_threads_sequence_lost", file=0x7fc045e25673 "../../src/xcb_io.c", line=263, function=0x7fc045e25ac0 "poll_for_event") at assert.c:101
#11 0x00007fc045db35db in  () at /usr/lib/x86_64-linux-gnu/libX11.so.6
#12 0x00007fc045db3680 in  () at /usr/lib/x86_64-linux-gnu/libX11.so.6
#13 0x00007fc045db397d in _XEventsQueued () at /usr/lib/x86_64-linux-gnu/libX11.so.6
#14 0x00007fc045da5660 in XEventsQueued () at /usr/lib/x86_64-linux-gnu/libX11.so.6
#15 0x00007fc04685b910 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#16 0x00007fc04685c771 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#17 0x00007fc046851b0a in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#18 0x00007fc046836bb6 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#19 0x00007fc046836e6c in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#20 0x00007fc04683785e in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#21 0x00007fc0467deb80 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#22 0x00007fc0468582c9 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#23 0x00007fc04682f6af in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#24 0x00007fc0467e6ed6 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#25 0x00007fc0467e0359 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#26 0x00007fc04683c045 in cairo_fill () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
#27 0x00007fc02cb534e0 in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
#28 0x00007fc02cb5433b in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
#29 0x00007fc02cb50c74 in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
#30 0x00007fc02cb51972 in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
#31 0x00007fc046ecc8bd in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#32 0x00007fc046ecdd35 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#33 0x00007fc046dd8cfb in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#34 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#35 0x00007fc04635fdad in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#36 0x00007fc046368b9b in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#37 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#38 0x00007fc046ef000c in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#39 0x00007fc046dd75f0 in gtk_main_do_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#40 0x00007fc046c308cf in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#41 0x00007fc046c30875 in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#42 0x00007fc046c30875 in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#43 0x00007fc046c2d18d in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#44 0x00007fc046c2dc35 in gdk_window_process_updates () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#45 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#46 0x00007fc046360555 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#47 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#48 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#49 0x00007fc046ed24d1 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#50 0x00007fc046ed6065 in gtk_tree_view_set_cursor_on_cell () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#51 0x000055a6d9431dcf in  ()
#52 0x000055a6d947ea90 in  ()
#53 0x000055a6d94855ed in  ()
#54 0x000055a6d9597e10 in gimp_marshal_BOOLEAN__OBJECT_POINTER ()
#55 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#56 0x00007fc04635fdad in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#57 0x00007fc046368b9b in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#58 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#59 0x000055a6d943590a in gimp_container_view_select_item ()
#60 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#61 0x00007fc046360555 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#62 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#63 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#64 0x000055a6d95ddb7f in  ()
#65 0x000055a6d9637147 in  ()
#66 0x000055a6d95dc9a6 in gimp_drawable_set_buffer_full ()
#67 0x000055a6d95dcf6d in gimp_drawable_set_buffer ()
#68 0x000055a6d963657f in gimp_layer_add_alpha ()
#69 0x000055a6d92fd698 in layers_alpha_add_cmd_callback ()
#70 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#71 0x00007fc046360555 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#72 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#73 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#74 0x00007fc046d1a1f0 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#75 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#76 0x00007fc0463606a4 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#77 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#78 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#79 0x00007fc046eeedaa in gtk_widget_activate () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#80 0x00007fc046deab1d in gtk_menu_shell_activate_item () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#81 0x00007fc046deadee in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#82 0x00007fc046dd8cfb in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#83 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#84 0x00007fc04635fdad in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#85 0x00007fc046368b9b in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#86 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#87 0x00007fc046ef000c in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#88 0x00007fc046dd6f9c in gtk_propagate_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#89 0x00007fc046dd738b in gtk_main_do_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#90 0x00007fc046c49ccc in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#91 0x00007fc0462669ee in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#92 0x00007fc046266c88 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#93 0x00007fc046266f82 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#94 0x000055a6d92d2f6f in app_run ()
#95 0x000055a6d92d2876 in main ()
[Inferior 1 (process 4431) detached]

```

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

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https://bugs.launchpad.net/bugs/1840975

Title:
  Gimp 2.10.12 crash - deleted an empty transparent layer

Status in gimp package in Ubuntu:
  New

Bug description:
  Ubuntu Studio 19.04
  Gimp 2.10.12

  Pasted an image (675 x 799) into Gimp 
  Added transparent layer
  Duplicated image
  Deleted transparent layer
  Gimp crashed


  
  ```
  GNU Image Manipulation Program version 2.10.12
  git-describe: GIMP_2_10_10-209-g3d8535b55f
  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 8.3.0-6ubuntu1' --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 --enable-bootstrap --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 8.3.0 (Ubuntu 8.3.0-6ubuntu1) 

  using GEGL version 0.4.16 (compiled against version 0.4.16)
  using GLib version 2.60.4 (compiled against version 2.60.0)
  using GdkPixbuf version 2.38.1 (compiled against version 2.38.1)
  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 2.13.1 (compiled against version 2.13.1)
  using Cairo version 1.16.0 (compiled against version 1.16.0)

  ```
  > fatal error: Aborted

  Stack trace:
  ```

  # Stack traces obtained from PID 4431 - Thread 4431 #

  [New LWP 4432]
  [New LWP 4433]
  [New LWP 4434]
  [New LWP 4436]
  [New LWP 4587]
  [Thread debugging using libthread_db enabled]
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  __libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
    Id   Target Id                                      Frame 
  * 1    Thread 0x7fc0442dde00 (LWP 4431) "gimp-2.10"   __libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
    2    Thread 0x7fc043b1d700 (LWP 4432) "worker"      syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    3    Thread 0x7fc0416cd700 (LWP 4433) "gmain"       0x00007fc045fc7729 in __GI___poll (fds=0x7fc028001cd0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    4    Thread 0x7fc0408e0700 (LWP 4434) "gdbus"       0x00007fc045fc7729 in __GI___poll (fds=0x55a6d9e2c330, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
    5    Thread 0x7fc02de9d700 (LWP 4436) "async"       syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
    6    Thread 0x7fbfd7fff700 (LWP 4587) "swap writer" syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38

  Thread 6 (Thread 0x7fbfd7fff700 (LWP 4587)):
  #0  0x00007fc045fcd2e9 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007fc0462b193f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007fc0467570b9 in  () at /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  #3  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
          ret = <optimised out>
          pd = <optimised out>
          now = <optimised out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140461939357440, -2317528006440452510, 140735434126606, 140735434126607, 140735434126752, 140461939353856, 2353644763696660066, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimised out>
  #5  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 5 (Thread 0x7fc02de9d700 (LWP 4436)):
  #0  0x00007fc045fcd2e9 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007fc0462b193f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x000055a6d95a38ac in  ()
  #3  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
          ret = <optimised out>
          pd = <optimised out>
          now = <optimised out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463380748032, -2317528006440452510, 140735434135406, 140735434135407, 140735434135552, 140463380744448, 2330093137656610402, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimised out>
  #5  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 4 (Thread 0x7fc0408e0700 (LWP 4434)):
  #0  0x00007fc045fc7729 in __GI___poll (fds=0x55a6d9e2c330, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
  #1  0x00007fc046266bf6 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007fc046266f82 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007fc046632e26 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
  #4  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #5  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
          ret = <optimised out>
          pd = <optimised out>
          now = <optimised out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463693498112, -2317528006440452510, 140735434135486, 140735434135487, 140735434135632, 140463693494528, 2330328675273735778, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimised out>
  #6  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 3 (Thread 0x7fc0416cd700 (LWP 4433)):
  #0  0x00007fc045fc7729 in __GI___poll (fds=0x7fc028001cd0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
          resultvar = 18446744073709551100
          sc_cancel_oldtype = 0
  #1  0x00007fc046266bf6 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007fc046266d1c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007fc046266d61 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #5  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
          ret = <optimised out>
          pd = <optimised out>
          now = <optimised out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463708100352, -2317528006440452510, 140735434135070, 140735434135071, 140735434135216, 140463708096768, 2330329506886778466, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimised out>
  #6  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 2 (Thread 0x7fc043b1d700 (LWP 4432)):
  #0  0x00007fc045fcd2e9 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
  #1  0x00007fc0462b193f in g_cond_wait () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007fc04671a9e3 in  () at /usr/lib/x86_64-linux-gnu/libgegl-0.4.so.0
  #3  0x00007fc04628f87d in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007fc0460ac182 in start_thread (arg=<optimised out>) at pthread_create.c:486
          ret = <optimised out>
          pd = <optimised out>
          now = <optimised out>
          unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140463746176768, -2317528006440452510, 140735434135406, 140735434135407, 140735434135552, 140463746173184, 2330326852596989538, 2330314406011141730}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
          not_first_call = <optimised out>
  #5  0x00007fc045fd3b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

  Thread 1 (Thread 0x7fc0442dde00 (LWP 4431)):
  #0  0x00007fc0460b5d94 in __libc_read (nbytes=256, buf=0x7fff858ed050, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
          resultvar = 18446744073709551104
          sc_cancel_oldtype = 1
          sc_ret = <optimised out>
  #1  0x00007fc0460b5d94 in __libc_read (fd=15, buf=0x7fff858ed050, nbytes=256) at ../sysdeps/unix/sysv/linux/read.c:24
  #2  0x00007fc046b87bd4 in gimp_stack_trace_print () at /usr/lib/libgimpbase-2.0.so.0
  #3  0x000055a6d92d3740 in  ()
  #4  0x000055a6d92d3b78 in  ()
  #5  0x000055a6d92d42e7 in  ()
  #6  0x00007fc0460b6f40 in <signal handler called> () at /lib/x86_64-linux-gnu/libpthread.so.0
  #7  0x00007fc045ef9ed7 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
          set = {__val = {0, 140463784071543, 4222451712, 94175271672176, 94175271672277, 94175271672176, 94175271672176, 94175271672279, 94175271672476, 94175271672176, 94175271672476, 0, 0, 0, 0, 0}}
          pid = <optimised out>
          tid = <optimised out>
  #8  0x00007fc045edb535 in __GI_abort () at abort.c:79
          save_stage = 1
          act = {__sigaction_handler = {sa_handler = 0x55a6e5a61cb0, sa_sigaction = 0x55a6e5a61cb0}, sa_mask = {__val = {0, 94175271672176, 6, 0, 0, 0, 21474836480, 140735434119464, 140735434119312, 140463785300208, 140463785285000, 0, 14122364068044046848, 140463785269735, 0, 140463785285000}}, sa_flags = 1172461171, sa_restorer = 0x7fc045e25808}
          sigs = {__val = {32, 0 <repeats 15 times>}}
  #9  0x00007fc045edb40f in __assert_fail_base (fmt=0x7fc046069588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x7fc045e25808 "!xcb_xlib_threads_sequence_lost", file=0x7fc045e25673 "../../src/xcb_io.c", line=263, function=<optimised out>) at assert.c:92
          str = 0x55a6e5a61cb0 "\020-\243\345\246U"
          total = 4096
  #10 0x00007fc045eeb012 in __GI___assert_fail (assertion=0x7fc045e25808 "!xcb_xlib_threads_sequence_lost", file=0x7fc045e25673 "../../src/xcb_io.c", line=263, function=0x7fc045e25ac0 "poll_for_event") at assert.c:101
  #11 0x00007fc045db35db in  () at /usr/lib/x86_64-linux-gnu/libX11.so.6
  #12 0x00007fc045db3680 in  () at /usr/lib/x86_64-linux-gnu/libX11.so.6
  #13 0x00007fc045db397d in _XEventsQueued () at /usr/lib/x86_64-linux-gnu/libX11.so.6
  #14 0x00007fc045da5660 in XEventsQueued () at /usr/lib/x86_64-linux-gnu/libX11.so.6
  #15 0x00007fc04685b910 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #16 0x00007fc04685c771 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #17 0x00007fc046851b0a in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #18 0x00007fc046836bb6 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #19 0x00007fc046836e6c in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #20 0x00007fc04683785e in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #21 0x00007fc0467deb80 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #22 0x00007fc0468582c9 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #23 0x00007fc04682f6af in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #24 0x00007fc0467e6ed6 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #25 0x00007fc0467e0359 in  () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #26 0x00007fc04683c045 in cairo_fill () at /usr/lib/x86_64-linux-gnu/libcairo.so.2
  #27 0x00007fc02cb534e0 in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
  #28 0x00007fc02cb5433b in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
  #29 0x00007fc02cb50c74 in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
  #30 0x00007fc02cb51972 in  () at /usr/lib/x86_64-linux-gnu/gtk-2.0/2.10.0/engines/libpixmap.so
  #31 0x00007fc046ecc8bd in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #32 0x00007fc046ecdd35 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #33 0x00007fc046dd8cfb in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #34 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #35 0x00007fc04635fdad in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #36 0x00007fc046368b9b in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #37 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #38 0x00007fc046ef000c in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #39 0x00007fc046dd75f0 in gtk_main_do_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #40 0x00007fc046c308cf in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #41 0x00007fc046c30875 in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #42 0x00007fc046c30875 in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #43 0x00007fc046c2d18d in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #44 0x00007fc046c2dc35 in gdk_window_process_updates () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #45 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #46 0x00007fc046360555 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #47 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #48 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #49 0x00007fc046ed24d1 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #50 0x00007fc046ed6065 in gtk_tree_view_set_cursor_on_cell () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #51 0x000055a6d9431dcf in  ()
  #52 0x000055a6d947ea90 in  ()
  #53 0x000055a6d94855ed in  ()
  #54 0x000055a6d9597e10 in gimp_marshal_BOOLEAN__OBJECT_POINTER ()
  #55 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #56 0x00007fc04635fdad in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #57 0x00007fc046368b9b in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #58 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #59 0x000055a6d943590a in gimp_container_view_select_item ()
  #60 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #61 0x00007fc046360555 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #62 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #63 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #64 0x000055a6d95ddb7f in  ()
  #65 0x000055a6d9637147 in  ()
  #66 0x000055a6d95dc9a6 in gimp_drawable_set_buffer_full ()
  #67 0x000055a6d95dcf6d in gimp_drawable_set_buffer ()
  #68 0x000055a6d963657f in gimp_layer_add_alpha ()
  #69 0x000055a6d92fd698 in layers_alpha_add_cmd_callback ()
  #70 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #71 0x00007fc046360555 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #72 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #73 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #74 0x00007fc046d1a1f0 in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #75 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #76 0x00007fc0463606a4 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #77 0x00007fc0463694ae in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #78 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #79 0x00007fc046eeedaa in gtk_widget_activate () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #80 0x00007fc046deab1d in gtk_menu_shell_activate_item () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #81 0x00007fc046deadee in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #82 0x00007fc046dd8cfb in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #83 0x00007fc04634ce8d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #84 0x00007fc04635fdad in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #85 0x00007fc046368b9b in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #86 0x00007fc046369b6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  #87 0x00007fc046ef000c in  () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #88 0x00007fc046dd6f9c in gtk_propagate_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #89 0x00007fc046dd738b in gtk_main_do_event () at /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
  #90 0x00007fc046c49ccc in  () at /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
  #91 0x00007fc0462669ee in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #92 0x00007fc046266c88 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #93 0x00007fc046266f82 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
  #94 0x000055a6d92d2f6f in app_run ()
  #95 0x000055a6d92d2876 in main ()
  [Inferior 1 (process 4431) detached]

  ```

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