ClusterFuzz has detected this testcase as flaky and is unable to reproduce it in the original crash revision. Skipping fixed testing check and marking it as potentially fixed.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6371834743750656

Fuzzer: libfuzzer_pdf_jpx_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  opj_j2k_read_siz
  opj_j2k_read_header_procedure
  opj_j2k_exec
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=386932:386961

Minimized Testcase (0.14 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96DS_C4bsx-eNdAXyyqqe5zfasIEug-wWctAnsmgZgFAXg8XN2kvNL8oM2lVIfGTgV9nF_jmZgRYUF89uw8aQe_PV0m0xF_ukZ1SP0uz-pqmJCzGeOKudrzQQXbsSFybIH7Jo507QT7WwYFgQdmrHIU83XpcQ?testcase_id=6371834743750656

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.

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

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5077723009777664

Fuzzer: libfuzzer_pdf_jpx_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  opj_j2k_read_siz
  opj_j2k_read_header_procedure
  opj_j2k_exec
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746

Minimized Testcase (0.14 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96kp93y9uGO5V02e604T1nyWmKSdcxb_hf2AFqRsZ5Sc2pg0VbgAovdGVBSX_n7ua41RHlC2R50ag-cUYukCmTVscmLdQFQFRyf7KBExXH02g_oxcdMrvYio2AUzjBdhm91IpFFiReZkukyNgwvR5kQBy0w6g?testcase_id=5077723009777664

Filer: mmoroz

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.

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

ClusterFuzz has detected this issue as fixed in range 453958:453992.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5077723009777664

Fuzzer: libfuzzer_pdf_jpx_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  opj_j2k_read_siz
  opj_j2k_read_header_procedure
  opj_j2k_read_header
  
Sanitizer: undefined (UBSAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=453958:453992

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv97VLR7YIHiOuZD77ggGceZfceK07QRxSJL9t3BKT1ar-5vj4rrTW5CdnCD54nA22xKPyN-KIfJbvXHGQDXG2fmEtESKQpYpnpMynoe-JcGIUCXeFHLxdxMd7Cm2ejR3M2du407oNjFyGfz-JkYWhF2z8WS39LdHdwZ-8BE7lA4Dv_l5K5vyBfKs_M05gBmySCTL0DgUO4vhbnD8KiE4xltK_uY-KOOdQrC9XpeU70ZFP04rO9AzLA8i0EOoGxJzejZ9z2cKyM145sEn4C0uULyv6_diElzPOoz36RztJel7JYvEAVxegytSAZpZFKH4MMh-uWAYfEieumEWj1xocbpyNiYfjaY19jSYMG7tw6ITnh82eFA?testcase_id=5077723009777664


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.

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

ClusterFuzz testcase 5077723009777664 is verified as fixed, so closing issue.

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

This is reported again here  issue 698498  with same regression range as above Comment # 6.Hence re-opening it and marking it available and duping the former into it.
This is impacting to current Stable (56.0.2924.87) & Beta (57.0.2987.88).
Could anyone take a look into this from PDF team.

 Issue 698498  has been merged into this issue.

I'd rather dup into the bug with the unsolved testcase.

We have made a bunch of changes on ClusterFuzz side, so resetting ClusterFuzz-Wrong label.