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Issue 773821 link

Starred by 2 users

Issue metadata

Status: Verified
Owner: ----
Closed: Feb 2018
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Bad-cast to blink::WebView from invalid vptr;test_runner::TestRunnerForSpecificView::Reset;test_runner::WebViewTestProxyBase::Reset

Project Member Reported by ClusterFuzz, Oct 11 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6693806178304000

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_ubsan_vptr_content_shell_drt
Platform Id: linux

Crash Type: Bad-cast
Crash Address: 0x117e3aeb0580
Crash State:
  Bad-cast to blink::WebView from invalid vptr
  test_runner::TestRunnerForSpecificView::Reset
  test_runner::WebViewTestProxyBase::Reset
  
Sanitizer: undefined (UBSAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=479114:479272

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6693806178304000

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Oct 11 2017

Labels: Test-Predator-AutoComponents
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by sheriffbot@chromium.org, Oct 12 2017

Labels: M-61
Project Member

Comment 3 by sheriffbot@chromium.org, Oct 12 2017

Labels: Pri-1
Project Member

Comment 4 by sheriffbot@chromium.org, Oct 18 2017

Labels: -M-61 M-62

Comment 5 by kenrb@chromium.org, Oct 19 2017

Cc: mmoroz@chromium.org mbarbe...@chromium.org
mmoroz, mbarbella: Is this a test harness bug?
Seems likely, yeah.

Comment 7 by kenrb@chromium.org, Oct 19 2017

Labels: -Type-Bug-Security -Security_Impact-Stable -Security_Severity-High -M-62 Type-Bug
Okay I am kicking it out of the security queue for now, I am not sure to where it should be triaged.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Project Member

Comment 9 by ClusterFuzz, Nov 8 2017

Labels: Test-Predator-Auto-CC
Automatically adding ccs based on suspected regression changelists:

https://chromium.googlesource.com/chromium/src/+/16289b3ef759d892a4058671e0657c016101be23 (Use C++11 alignment primitives by brettw@chromium.org)https://chromium.googlesource.com/chromium/src/+/478c83ce79be0f8f41911bfb41840156af6d8a68 (LayoutTests, devtools: allow creating and testing OOPIFs. by pfeldman@chromium.org)
If this is incorrect, please apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 10 by ClusterFuzz, Nov 8 2017

Automatically adding ccs based on suspected regression changelists:

https://chromium.googlesource.com/chromium/src/+/16289b3ef759d892a4058671e0657c016101be23 (Use C++11 alignment primitives by brettw@chromium.org)https://chromium.googlesource.com/chromium/src/+/478c83ce79be0f8f41911bfb41840156af6d8a68 (LayoutTests, devtools: allow creating and testing OOPIFs. by pfeldman@chromium.org)
If this is incorrect, please apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 11 by ClusterFuzz, Nov 8 2017

Automatically adding ccs based on suspected regression changelists:

https://chromium.googlesource.com/chromium/src/+/16289b3ef759d892a4058671e0657c016101be23 (Use C++11 alignment primitives by brettw@chromium.org)https://chromium.googlesource.com/chromium/src/+/478c83ce79be0f8f41911bfb41840156af6d8a68 (LayoutTests, devtools: allow creating and testing OOPIFs. by pfeldman@chromium.org)
If this is incorrect, please apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 12 by ClusterFuzz, Nov 8 2017

Automatically adding ccs based on suspected regression changelists:

https://chromium.googlesource.com/chromium/src/+/16289b3ef759d892a4058671e0657c016101be23 (Use C++11 alignment primitives by brettw@chromium.org)https://chromium.googlesource.com/chromium/src/+/478c83ce79be0f8f41911bfb41840156af6d8a68 (LayoutTests, devtools: allow creating and testing OOPIFs. by pfeldman@chromium.org)
If this is incorrect, please apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 13 by ClusterFuzz, Nov 8 2017

Automatically adding ccs based on suspected regression changelists:

https://chromium.googlesource.com/chromium/src/+/16289b3ef759d892a4058671e0657c016101be23 (Use C++11 alignment primitives by brettw@chromium.org)https://chromium.googlesource.com/chromium/src/+/478c83ce79be0f8f41911bfb41840156af6d8a68 (LayoutTests, devtools: allow creating and testing OOPIFs. by pfeldman@chromium.org)
If this is incorrect, please apply the Test-Predator-Wrong-CLs label.
Please ignore the Test-Predator-Auto-CC comment spam above, there was a bug in our script that caused it to create same comment multiple times and also didn't add ccs properly. 

Comment 15 Deleted

Cc: och...@chromium.org palmer@chromium.org
 Issue 767023  has been merged into this issue.
Project Member

Comment 17 by ClusterFuzz, Feb 17 2018

ClusterFuzz has detected this issue as fixed in range 537260:537261.

Detailed report: https://clusterfuzz.com/testcase?key=6693806178304000

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_ubsan_vptr_content_shell_drt
Platform Id: linux

Crash Type: Bad-cast
Crash Address: 0x117e3aeb0580
Crash State:
  Bad-cast to blink::WebView from invalid vptr
  test_runner::TestRunnerForSpecificView::Reset
  test_runner::WebViewTestProxyBase::Reset
  
Sanitizer: undefined (UBSAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=479114:479272
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_vptr_content_shell_drt&range=537260:537261

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6693806178304000

See https://github.com/google/clusterfuzz-tools 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 18 by ClusterFuzz, Feb 17 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6693806178304000 is verified as fixed, so closing issue as verified.

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

Comment 19 by sheriffbot@chromium.org, Feb 17 2018

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 20 by sheriffbot@chromium.org, May 26 2018

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

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

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