210215 2020-04-08 15:17:15 -0700 REGRESSION (r258525): Occasional crashes under TextManipulationController::observeParagraphs 2020-04-09 12:01:52 -0700 1 1 1 Unclassified WebKit HTML Editing WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=210294 InRadar P2 Normal --- 1 wenson_hsieh wenson_hsieh bdakin darin ews-watchlist mifenton rniwa thorton webkit-bug-importer wenson_hsieh oldest_to_newest 1639311 0 wenson_hsieh 2020-04-08 15:17:15 -0700 <rdar://problem/61362512> This is due to null start and/or end positions when creating the ParagraphContentIterator. 1639317 1 395875 wenson_hsieh 2020-04-08 15:27:47 -0700 Created attachment 395875 Patch 1639372 2 ews-feeder 2020-04-08 16:59:36 -0700 Committed r259766: <https://trac.webkit.org/changeset/259766> All reviewed patches have been landed. Closing bug and clearing flags on attachment 395875. 395875 2020-04-08 15:27:47 -0700 2020-04-08 16:59:37 -0700 Patch bug-210215-20200408152746.patch text/plain 2001 wenson_hsieh U3VidmVyc2lvbiBSZXZpc2lvbjogMjU5NzQ2CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggMjNkNjZjMGZlOWQyODcx NTI4ODMzYTYxZmQzZTRlNGUyNWE2YWE4OC4uNDM2YWJmM2M2MGRiY2YzNDgwMGYzMTVhYjAzZTU5 MDkxOGMxZThiYSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDIxIEBACisyMDIwLTA0LTA4ICBXZW5z b24gSHNpZWggIDx3ZW5zb25faHNpZWhAYXBwbGUuY29tPgorCisgICAgICAgIFJFR1JFU1NJT04g KHIyNTg1MjUpOiBPY2Nhc2lvbmFsIGNyYXNoZXMgdW5kZXIgVGV4dE1hbmlwdWxhdGlvbkNvbnRy b2xsZXI6Om9ic2VydmVQYXJhZ3JhcGhzCisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3Jn L3Nob3dfYnVnLmNnaT9pZD0yMTAyMTUKKyAgICAgICAgPHJkYXI6Ly9wcm9ibGVtLzYxMzYyNTEy PgorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgIEluIHRo ZSBjYXNlIHdoZXJlIGBzdGFydE9mUGFyYWdyYXBoYCBvciBgZW5kT2ZQYXJhZ3JhcGhgIHJldHVy biBhIG51bGwgYFBvc2l0aW9uYCwgd2UgZW5kIHVwIGNyYXNoaW5nIHVuZGVyCisgICAgICAgIFRl eHRNYW5pcHVsYXRpb25Db250cm9sbGVyOjpvYnNlcnZlUGFyYWdyYXBocyB3aGlsZSBjcmVhdGlu ZyBgUGFyYWdyYXBoQ29udGVudEl0ZXJhdG9yYCwgd2hpY2ggZXhwZWN0cyBub24tbnVsbAorICAg ICAgICBgUG9zaXRpb25gcyBiZWNhdXNlIGl0IGRlcmVmZXJlbmNlcyB0aGUgcmVzdWx0IG9mIGBt YWtlQm91bmRhcnlQb2ludGAuCisKKyAgICAgICAgQXZvaWQgdGhpcyBjcmFzaCBmb3Igbm93IGJ5 IGJhaWxpbmcgaWYgZWl0aGVyIHRoZSBzdGFydCBvciBlbmQgcG9zaXRpb25zIGFyZSBudWxsLiBU ZXN0cyB0byBiZSBhZGRlZCBpbiBhCisgICAgICAgIGZvbGxvd3VwIHBhdGNoLgorCisgICAgICAg ICogZWRpdGluZy9UZXh0TWFuaXB1bGF0aW9uQ29udHJvbGxlci5jcHA6CisgICAgICAgIChXZWJD b3JlOjpUZXh0TWFuaXB1bGF0aW9uQ29udHJvbGxlcjo6b2JzZXJ2ZVBhcmFncmFwaHMpOgorCiAy MDIwLTA0LTA4ICBEZXZpbiBSb3Vzc28gIDxkcm91c3NvQGFwcGxlLmNvbT4KIAogICAgICAgICBX ZWIgSW5zcGVjdG9yOiBTdG9yYWdlOiBjYW5ub3QgY2xlYXIgb3V0IG11bHRpcGxlIG9yIGFsbCBs b2NhbCBzdG9yYWdlIGVudHJpZXMKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJDb3JlL2VkaXRpbmcv VGV4dE1hbmlwdWxhdGlvbkNvbnRyb2xsZXIuY3BwIGIvU291cmNlL1dlYkNvcmUvZWRpdGluZy9U ZXh0TWFuaXB1bGF0aW9uQ29udHJvbGxlci5jcHAKaW5kZXggYjk0NzczY2JjZGFkNTEzNDQ1MjU4 YjQ1MzU4N2U2MDk2ZTIzOTczNC4uZGJlZTY0NTg4YjBjNGY3YWM3YjM5M2FkZTliNmUwOTZiYTJm NjEyYiAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvZWRpdGluZy9UZXh0TWFuaXB1bGF0aW9u Q29udHJvbGxlci5jcHAKKysrIGIvU291cmNlL1dlYkNvcmUvZWRpdGluZy9UZXh0TWFuaXB1bGF0 aW9uQ29udHJvbGxlci5jcHAKQEAgLTIzOSw2ICsyMzksOSBAQCBzdGF0aWMgYm9vbCBpc0F0dHJp YnV0ZUZvclRleHRNYW5pcHVsYXRpb24oY29uc3QgUXVhbGlmaWVkTmFtZSYgbmFtZVRvQ2hlY2sp CiAKIHZvaWQgVGV4dE1hbmlwdWxhdGlvbkNvbnRyb2xsZXI6Om9ic2VydmVQYXJhZ3JhcGhzKGNv bnN0IFBvc2l0aW9uJiBzdGFydCwgY29uc3QgUG9zaXRpb24mIGVuZCkKIHsKKyAgICBpZiAoc3Rh cnQuaXNOdWxsKCkgfHwgZW5kLmlzTnVsbCgpKQorICAgICAgICByZXR1cm47CisKICAgICBhdXRv IGRvY3VtZW50ID0gbWFrZVJlZlB0cihzdGFydC5kb2N1bWVudCgpKTsKICAgICBBU1NFUlQoZG9j dW1lbnQpOwogICAgIFBhcmFncmFwaENvbnRlbnRJdGVyYXRvciBpdGVyYXRvciB7IHN0YXJ0LCBl bmQgfTsK