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Issue metadata

Status: Verified
Owner:
Email to this user bounced
Closed: Aug 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in SkImage_Base::SkImage_Base

Project Member Reported by ClusterFuzz, Aug 4 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5527948994281472

Fuzzer: sugoi_filter_fuzzer
Job Type: linux_asan_filter_fuzz_stub_32bit
Platform Id: linux

Crash Type: UNKNOWN WRITE
Crash Address: 0x00000004
Crash State:
  SkImage_Base::SkImage_Base
  sk_sp<SkImage_Raster> sk_make_sp<SkImage_Raster, SkBitmap const&, bool>
  SkMakeImageFromRasterBitmap
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_filter_fuzz_stub_32bit&range=409186:409208

Minimized Testcase (0.27 Kb): https://cluster-fuzz.appspot.com/download/AMIfv97Qlbl_fI2fX18CmGYHPfko7EKzme4KzG-pdOBE2uqwp11tziSuQJT1QmX2wVMeYwubZ7sB3Pj84RRw4c18SUUxHoCmwiP9rJsmULo5ty2zquWwI9kS1MWBopieBKm_i8q9ELfg0WukufztrE-eHU2tTD9rUA?testcase_id=5527948994281472

Issue manually filed by: mummareddy

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Internals>Skia
Labels: M-54 Findit-for-crash Te-Logged
Owner: reed@chromium.org
Status: Assigned (was: Untriaged)
From findit tool:

The result is a list of CLs that change the crashed files.

Author: reed
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/320a40d7733979703bdf675c31108255e011e34e
Time: Tue Aug 02 13:12:06 2016
Lines 236-260 of file SkImageShader.cpp which potentially caused crash are changed in this cl (frame #5, "SkMakeBitmapShader").
Minimum distance from crash line to modified line: 0. (file: SkImageShader.cpp, crashed on: 256, modified: 256).

Suspected Project: chromium-skia
Suspected Component: Internals>Skia
Project Member

Comment 2 by ClusterFuzz, Aug 6 2016

ClusterFuzz has detected this issue as fixed in range 410187:410252.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5527948994281472

Fuzzer: sugoi_filter_fuzzer
Job Type: linux_asan_filter_fuzz_stub_32bit
Platform Id: linux

Crash Type: UNKNOWN WRITE
Crash Address: 0x00000004
Crash State:
  SkImage_Base::SkImage_Base
  sk_sp<SkImage_Raster> sk_make_sp<SkImage_Raster, SkBitmap const&, bool>
  SkMakeImageFromRasterBitmap
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_filter_fuzz_stub_32bit&range=409186:409208
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_filter_fuzz_stub_32bit&range=410187:410252

Minimized Testcase (0.27 Kb): https://cluster-fuzz.appspot.com/download/AMIfv97Qlbl_fI2fX18CmGYHPfko7EKzme4KzG-pdOBE2uqwp11tziSuQJT1QmX2wVMeYwubZ7sB3Pj84RRw4c18SUUxHoCmwiP9rJsmULo5ty2zquWwI9kS1MWBopieBKm_i8q9ELfg0WukufztrE-eHU2tTD9rUA?testcase_id=5527948994281472

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 3 by ClusterFuzz, Aug 6 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase is verified as fixed, closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Project Member

Comment 4 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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