https://bugs.kde.org/show_bug.cgi?id=436283
Bug ID: 436283
Summary: access violation in
ZN22KisFrameDataSerializer23estimateFrameUniquenessERK
NS_5FrameES2_d
Product: krita
Version: 4.4.3
Platform: Microsoft Windows
OS: Microsoft Windows
Status: REPORTED
Severity: normal
Priority: NOR
Component: Animation
Assignee: krita-bugs-n...@kde.org
Reporter: gnomor...@gmail.com
Target Milestone: ---
SUMMARY
submitting on behalf of partner who experienced this issue, i found crashdumps
in by localappdata for krita due to a nullptr access violation in memcmp called
by ZN22KisFrameDataSerializer23estimateFrameUniquenessERKNS_5FrameES2_d
(3320.1fe0): Access violation - code c0000005 (first/second chance not
available)
// shows comparison was a nullptr
00007ffe`c349ce22 3a0411 cmp al,byte ptr [rcx+rdx]
ds:00000000`00000000=??
stack:
0b 00000000`005f35e8 00007ffe`43891942 msvcrt!memcmp+0x32
0c 00000000`005f35f0 00007ffe`43898460
libkritaui!ZN22KisFrameDataSerializer23estimateFrameUniquenessERKNS_5FrameES2_d+0x182
0d 00000000`005f3690 00007ffe`43898c15
libkritaui!ZN18KisFrameCacheStore9saveFrameEi12KisSharedPtrI19KisOpenGLUpdateInfoERK5QRect+0x8b0
0e 00000000`005f37a0 00007ffe`4387d4ee
libkritaui!ZN20KisFrameCacheSwapper9saveFrameEi12KisSharedPtrI19KisOpenGLUpdateInfoERK5QRect+0x25
0f 00000000`005f37e0 00007ffe`4387fe7b
libkritaui!ZN22KisAnimationFrameCache21addConvertedFrameDataE12KisSharedPtrI19KisOpenGLUpdateInfoEi+0x1ce
10 00000000`005f38c0 00007ffe`438a34ae
libkritaui!ZN29KisAsyncAnimationRendererBaseD0Ev+0x4ab
process dump attached.
STEPS TO REPRODUCE
reproduction is intermittent
1. create 50 odd unique frames
2. press play on the animation
OBSERVED RESULT
nullptr access violation in memcmp
EXPECTED RESULT
no exception, animation plays
Krita
Version: 4.4.3
Languages: en_US, en
Hidpi: true
Qt
Version (compiled): 5.12.9
Version (loaded): 5.12.9
OS Information
Build ABI: x86_64-little_endian-llp64
Build CPU: x86_64
CPU: x86_64
Kernel Type: winnt
Kernel Version: 10.0.19042
Pretty Productname: Windows 10 (10.0)
Product Type: windows
Product Version: 10
OpenGL Info
Vendor: "Google Inc."
Renderer: "ANGLE (Intel(R) UHD Graphics Direct3D11 vs_5_0 ps_5_0)"
Version: "OpenGL ES 3.0 (ANGLE 2.1.0.57ea533f79a7)"
Shading language: "OpenGL ES GLSL ES 3.00 (ANGLE 2.1.0.57ea533f79a7)"
Requested format: QSurfaceFormat(version 3.0, options
QFlags<QSurfaceFormat::FormatOption>(DeprecatedFunctions), depthBufferSize 24,
redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8,
stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer,
swapInterval 0, colorSpace QSurfaceFormat::DefaultColorSpace, profile
QSurfaceFormat::CompatibilityProfile)
Current format: QSurfaceFormat(version 3.0, options
QFlags<QSurfaceFormat::FormatOption>(), depthBufferSize 24, redBufferSize 8,
greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8,
samples 0, swapBehavior QSurfaceFormat::DefaultSwapBehavior, swapInterval 0,
colorSpace QSurfaceFormat::DefaultColorSpace, profile
QSurfaceFormat::NoProfile)
Version: 3.0
Supports deprecated functions false
is OpenGL ES: true
QPA OpenGL Detection Info
supportsDesktopGL: true
supportsAngleD3D11: true
isQtPreferAngle: true
Hardware Information
GPU Acceleration: auto
Memory: 16201 Mb
Number of Cores: 12
Swap Location: C:/Users/William/AppData/Local/Temp
Current Settings
Current Swap Location: C:/Users/William/AppData/Local/Temp
Current Swap Location writable: true
Undo Enabled: true
Undo Stack Limit: 30
Use OpenGL: true
Use OpenGL Texture Buffer: true
Use AMD Vectorization Workaround: false
Canvas State: TRY_OPENGL
Autosave Interval: 900
Use Backup Files: true
Number of Backups Kept: 1
Backup File Suffix: ~
Backup Location: Same Folder as the File
Backup Location writable: false
Use Win8 Pointer Input: false
Use RightMiddleTabletButton Workaround: false
Levels of Detail Enabled: false
Use Zip64: false
Display Information
Number of screens: 1
Screen: 0
Name: \\.\DISPLAY1
Depth: 32
Scale: 1
Resolution in pixels: 1920x1080
Manufacturer:
Model:
Refresh Rate: 240
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