https://bugs.freedesktop.org/show_bug.cgi?id=83072
Priority: medium
Bug ID: 83072
Keywords: regression
Assignee: [email protected]
Summary: VIEWING: segfault on particular slide in a .pptx.
Severity: normal
Classification: Unclassified
OS: Linux (All)
Reporter: [email protected]
Hardware: x86-64 (AMD64)
Status: UNCONFIRMED
Version: 4.4.0.0.alpha0+ Master
Component: Presentation
Product: LibreOffice
These observations are on a version of LibreOffice from the daily
dbgutil bibisect, commit 0202d213... 2014-07-16.
STR
(1) Download file ICCP14_upload.pptx attached to bug 81078.
(2) Remove the lock file .~lock.ICCP14_upload.pptx# if it is left from
previous test.
(3) Run LibreOffice naming ICCP14_upload.pptx on the command line.
Program presents window "ICCP14_upload.pptx..."; the middle pane
is open to tab Normal, and it shows Slide 1 "A Switchable Light
Field Camera".
(4) In a moderately quick tempo, type <Page Down> 15 time. The middle
pane shows Slide 16 "Angular Response" with placeholders for two
images, each labelled "Picture <unreadable smudge>".
(5) Wait ten or twenty seconds. Program terminates with a
segmentation fault. Backtrace show PC = 0x0, called from
GraphicObject::ImplAutoSwapOutHdl.
>From git bisect:
commit 0202d213f4018a42c883fa125456b39400ae1161
Author: Miklos Vajna <[email protected]>
Date: Wed Jul 16 09:12:14 2014 +0200
2014-07-16
:100644 100644 fbf5aa0fad629816226efe2226168f6fed291dd1
2b56e43be25f0f8f98c8c58fd64d16b9b08903d6 M build-info.txt
:040000 040000 ca9906d2895eecb7f8f5053f4e0c73e7523d9637
c8f238255df448b3159d4c732393814faedb399a M opt
and git bisect log:
# bad: [59a8d89d4255a1cbcab4fcfeff9270dd56c62aed] 2014-08-12
# good: [b3130c846de5cf1b4be48b48dfc780bb369549fa] 2014-05-21
git bisect start '59a8d89' 'oldest'
# good: [51d0b5cdc80ce7b0a3e0694e91547d3e7942f19f] 2014-07-01
git bisect good 51d0b5cdc80ce7b0a3e0694e91547d3e7942f19f
# bad: [1d3584c0317743305d4720d30e66335f12f39d9d] 2014-07-21
git bisect bad 1d3584c0317743305d4720d30e66335f12f39d9d
# good: [eb37477c7906b4c4b7eb11433c7566f669a040d1] 2014-07-11
git bisect good eb37477c7906b4c4b7eb11433c7566f669a040d1
# bad: [0202d213f4018a42c883fa125456b39400ae1161] 2014-07-16
git bisect bad 0202d213f4018a42c883fa125456b39400ae1161
# good: [a5750a3c0c5d3b975a787f844d7ba60db53a765e] 2014-07-13
git bisect good a5750a3c0c5d3b975a787f844d7ba60db53a765e
# good: [d435a3233c58183c13ccf8efee43e48039a235cf] 2014-07-15
git bisect good d435a3233c58183c13ccf8efee43e48039a235cf
# first bad commit: [0202d213f4018a42c883fa125456b39400ae1161] 2014-07-16
IIUC, this places the start of the problem between source commits
3a2010c and 6bd087b.
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