Crash on exit: ViewTabListBox_Impl zombies

[errors.ubuntu.com bug bridge]

The Ubuntu Error Tracker has been receiving reports about a problem regarding libreoffice. This problem was most recently seen with version 1:5.1.1-0ubuntu3, the problem page at https://errors.ubuntu.com/problem/18221954b9bcde0f01dc68affe8e3f44c22feadf contains more details.

[Björn Michaelsen (bjoern-michaelsen)]

Relevant piece of the stacktrace:
#0 0x00007f15af340f5c in ImpBitmap::~ImpBitmap (this=<optimized out>, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/vcl/source/gdi/impbmp.cxx:41
No locals.
#1 0x00007f15af2ff87b in Bitmap::ImplReleaseRef (this=this@entry=0x350a938) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/vcl/source/gdi/bitmap.cxx:307
No locals.
#2 0x00007f15af2ff8b7 in Bitmap::~Bitmap (this=0x350a938, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/vcl/source/gdi/bitmap.cxx:133
No locals.
#3 0x00007f15af307a8d in BitmapEx::~BitmapEx (this=0x350a910, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/vcl/source/gdi/bitmapex.cxx:186
No locals.
#4 0x00007f15af3f6b6e in std::default_delete<BitmapEx>::operator() (this=<optimized out>, __ptr=0x350a910) at /usr/include/c++/5/bits/unique_ptr.h:76
No locals.
#5 std::unique_ptr<BitmapEx, std::default_delete<BitmapEx> >::~unique_ptr (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/c++/5/bits/unique_ptr.h:236
No locals.
#6 ImplImage::~ImplImage (this=<optimized out>, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/vcl/source/image/ImplImage.cxx:40
No locals.
#7 0x00007f15af3f3fa7 in Image::~Image (this=<optimized out>, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/vcl/source/image/Image.cxx:159
        this = <optimized out>
#8 0x00007f15ae6939ae in SvTreeListBox::~SvTreeListBox (this=0x34f7690, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/svtools/source/contnr/treelistbox.cxx:1496
No locals.
#9 0x00007f15ae660d89 in ViewTabListBox_Impl::~ViewTabListBox_Impl (this=0x34f7690, __in_chrg=<optimized out>) at /build/libreoffice-ViFeg2/libreoffice-5.1.1/svtools/source/contnr/fileview.cxx:541
No locals.
#10 0x00007f15ac6d4088 in __run_exit_handlers (status=0, listp=0x7f15aca5e5f8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:82

[Björn Michaelsen (bjoern-michaelsen)]

Fixed (hopefully) upstream with:
https://gerrit.libreoffice.org/gitweb?p=core.git;a=commitdiff;h=fd4ca5523a0e92c1531faacc3c38b936c1af31f9