136409 2014-08-30 23:05:33 -0700 Occasional crashes (null deref) under ViewGestureController::endMagnificationGesture 2014-08-31 01:05:10 -0700 1 1 1 Unclassified WebKit WebKit2 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 thorton thorton mitz simon.fraser oldest_to_newest 1032375 0 thorton 2014-08-30 23:05:33 -0700 Most likely due to using drawingArea without null checking it! rdar://problem/18104748 1032376 1 237420 thorton 2014-08-30 23:07:30 -0700 Created attachment 237420 patch 1032385 2 thorton 2014-08-31 01:05:10 -0700 http://trac.webkit.org/changeset/173144 237420 2014-08-30 23:07:30 -0700 2014-08-31 00:40:17 -0700 patch dacrash.diff text/plain 1663 thorton ZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJLaXQyL0NoYW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQyL0No YW5nZUxvZwppbmRleCA2MjBiOGYyLi4yOTI3NTg5IDEwMDY0NAotLS0gYS9Tb3VyY2UvV2ViS2l0 Mi9DaGFuZ2VMb2cKKysrIGIvU291cmNlL1dlYktpdDIvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMTUg QEAKKzIwMTQtMDgtMzAgIFRpbSBIb3J0b24gIDx0aW1vdGh5X2hvcnRvbkBhcHBsZS5jb20+CisK KyAgICAgICAgT2NjYXNpb25hbCBjcmFzaGVzIChudWxsIGRlcmVmKSB1bmRlciBWaWV3R2VzdHVy ZUNvbnRyb2xsZXI6OmVuZE1hZ25pZmljYXRpb25HZXN0dXJlCisgICAgICAgIGh0dHBzOi8vYnVn cy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0xMzY0MDkKKyAgICAgICAgPHJkYXI6Ly9wcm9i bGVtLzE4MTA0NzQ4PgorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisg ICAgICAgICogVUlQcm9jZXNzL21hYy9WaWV3R2VzdHVyZUNvbnRyb2xsZXJNYWMubW06CisgICAg ICAgIChXZWJLaXQ6OlZpZXdHZXN0dXJlQ29udHJvbGxlcjo6ZW5kTWFnbmlmaWNhdGlvbkdlc3R1 cmUpOgorICAgICAgICBOdWxsLWNoZWNrIERyYXdpbmdBcmVhLgorCiAyMDE0LTA4LTI2ICBNYWNp ZWogU3RhY2hvd2lhayAgPG1qc0BhcHBsZS5jb20+CiAKICAgICAgICAgVXNlIFJldGFpblB0cjo6 YXV0b3JlbGVhc2UgaW4gc29tZSBwbGFjZXMgd2hlcmUgaXQgc2VlbXMgYXBwcm9wcmlhdGUKZGlm ZiAtLWdpdCBhL1NvdXJjZS9XZWJLaXQyL1VJUHJvY2Vzcy9tYWMvVmlld0dlc3R1cmVDb250cm9s bGVyTWFjLm1tIGIvU291cmNlL1dlYktpdDIvVUlQcm9jZXNzL21hYy9WaWV3R2VzdHVyZUNvbnRy b2xsZXJNYWMubW0KaW5kZXggNWQ2NGQ5Ni4uZWYyN2EyZCAxMDA2NDQKLS0tIGEvU291cmNlL1dl YktpdDIvVUlQcm9jZXNzL21hYy9WaWV3R2VzdHVyZUNvbnRyb2xsZXJNYWMubW0KKysrIGIvU291 cmNlL1dlYktpdDIvVUlQcm9jZXNzL21hYy9WaWV3R2VzdHVyZUNvbnRyb2xsZXJNYWMubW0KQEAg LTIwOCw4ICsyMDgsMTAgQEAgdm9pZCBWaWV3R2VzdHVyZUNvbnRyb2xsZXI6OmVuZE1hZ25pZmlj YXRpb25HZXN0dXJlKCkKIAogICAgIGlmIChtX2ZyYW1lSGFuZGxlc01hZ25pZmljYXRpb25HZXN0 dXJlKQogICAgICAgICBtX3dlYlBhZ2VQcm94eS5zY2FsZVBhZ2UobmV3TWFnbmlmaWNhdGlvbiwg cm91bmRlZEludFBvaW50KG1fbWFnbmlmaWNhdGlvbk9yaWdpbikpOwotICAgIGVsc2UKLSAgICAg ICAgbV93ZWJQYWdlUHJveHkuZHJhd2luZ0FyZWEoKS0+Y29tbWl0VHJhbnNpZW50Wm9vbShuZXdN YWduaWZpY2F0aW9uLCBzY2FsZWRNYWduaWZpY2F0aW9uT3JpZ2luKG1fbWFnbmlmaWNhdGlvbk9y aWdpbiwgbmV3TWFnbmlmaWNhdGlvbikpOworICAgIGVsc2UgeworICAgICAgICBpZiAoYXV0byBk cmF3aW5nQXJlYSA9IG1fd2ViUGFnZVByb3h5LmRyYXdpbmdBcmVhKCkpCisgICAgICAgICAgICBk cmF3aW5nQXJlYS0+Y29tbWl0VHJhbnNpZW50Wm9vbShuZXdNYWduaWZpY2F0aW9uLCBzY2FsZWRN YWduaWZpY2F0aW9uT3JpZ2luKG1fbWFnbmlmaWNhdGlvbk9yaWdpbiwgbmV3TWFnbmlmaWNhdGlv bikpOworICAgIH0KIAogICAgIG1fYWN0aXZlR2VzdHVyZVR5cGUgPSBWaWV3R2VzdHVyZVR5cGU6 Ok5vbmU7CiB9Cg==