158230 2016-05-31 12:46:30 -0700 Regression(r201482): Crash under dispatch_semaphore_wait 2016-05-31 13:31:08 -0700 1 1 1 Unclassified WebKit WebCore Misc. WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 158166 1 cdumez cdumez beidson commit-queue darin eric.carlson jer.noble ryanhaddad webkit-bug-importer oldest_to_newest 1197893 0 cdumez 2016-05-31 12:46:30 -0700 Regression(r201482): Crash under dispatch_semaphore_wait: 50 libdispatch.dylib: dispatch_semaphore_wait ==> 50 AVFoundation: -[AVContentKeySession(AVContentKeySession_Internal) contentKeyRequestWithInitializationData:] <== 50 AVFoundation: -[AVStreamDataParser(AVStreamDataParser_FigManifold) _figManifold:formatDescription:orDecryptorDidChange:forTrackID:] 50 MediaToolbox: fragManifold_CallFormatDescriptionCallback 50 MediaToolbox: MovieFragmentManifoldInjectData 50 AVFoundation: -[AVStreamDataParser _appendStreamData:withFlags:] 50 AVFoundation: -[AVStreamDataParser appendStreamData:withFlags:] 50 WebCore: ___ZN7WebCore26SourceBufferPrivateAVFObjC6appendEPKhj_block_invoke 50 libdispatch.dylib: _dispatch_call_block_and_release 50 libdispatch.dylib: _dispatch_client_callout 50 libdispatch.dylib: _dispatch_async_redirect_invoke 50 libdispatch.dylib: _dispatch_client_callout 50 libdispatch.dylib: _dispatch_root_queue_drain 50 libdispatch.dylib: _dispatch_worker_thread3 50 libsystem_pthread.dylib: _pthread_wqthread 50 libsystem_pthread.dylib: start_wqthread 1197894 1 cdumez 2016-05-31 12:47:04 -0700 <rdar://problem/26534698> 1197895 2 cdumez 2016-05-31 12:47:33 -0700 I believe I found the problem. I will upload a patch shortly. 1197897 3 280170 cdumez 2016-05-31 12:51:23 -0700 Created attachment 280170 Patch 1197907 4 280170 commit-queue 2016-05-31 13:31:04 -0700 Comment on attachment 280170 Patch Clearing flags on attachment: 280170 Committed r201521: <http://trac.webkit.org/changeset/201521> 1197908 5 commit-queue 2016-05-31 13:31:08 -0700 All reviewed patches have been landed. Closing bug. 280170 2016-05-31 12:51:23 -0700 2016-05-31 13:31:04 -0700 Patch bug-158230-20160531125240.patch text/plain 2330 cdumez U3VidmVyc2lvbiBSZXZpc2lvbjogMjAxNTE5CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggNzBmMjBkMTIxMWNjZDJh MDE4MjhjMWM1NjFiODNkZGY5MWYzNjQyNy4uMmM3ZTI5YzNmMWU2Y2VlYTU4MTYxNTM5MTc4N2Fi NjFjNmFjZDM2OSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE5IEBACisyMDE2LTA1LTMxICBDaHJp cyBEdW1leiAgPGNkdW1lekBhcHBsZS5jb20+CisKKyAgICAgICAgUmVncmVzc2lvbihyMjAxNDgy KTogQ3Jhc2ggdW5kZXIgZGlzcGF0Y2hfc2VtYXBob3JlX3dhaXQKKyAgICAgICAgaHR0cHM6Ly9i dWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTE1ODIzMAorICAgICAgICA8cmRhcjovL3By b2JsZW0vMjY1MzQ2OTg+CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisK KyAgICAgICAgU3RvcCBtb3ZpbmcgaGFzU2Vzc2lvblNlbWFwaG9yZSBpbiB0aGUgbGFtYmRhIGNh cHR1cmUgc2luY2UgaXQgaXMgdXNlZCBpbgorICAgICAgICBkaXNwYXRjaF9zZW1hcGhvcmVfd2Fp dCgpIGNhbGwgYWZ0ZXIgdGhlIGNhbGxPbk1haW5UaHJlYWQoKSBjYWxsLgorCisgICAgICAgIE5v IG5ldyB0ZXN0cywgYWxyZWFkeSBjb3ZlcmVkIGJ5IHRlc3RzIHRoYXQgYXJlIGNyYXNoaW5nIG9u IHRoZSBib3RzLgorCisgICAgICAgICogcGxhdGZvcm0vZ3JhcGhpY3MvYXZmb3VuZGF0aW9uL29i amMvU291cmNlQnVmZmVyUHJpdmF0ZUFWRk9iakMubW06CisgICAgICAgICgtW1dlYkFWU3RyZWFt RGF0YVBhcnNlckxpc3RlbmVyIHN0cmVhbURhdGFQYXJzZXI6ZGlkUHJvdmlkZUNvbnRlbnRLZXlS ZXF1ZXN0SW5pdGlhbGl6YXRpb25EYXRhOmZvclRyYWNrSUQ6XSk6CisKIDIwMTYtMDUtMzEgIEJy YWR5IEVpZHNvbiAgPGJlaWRzb25AYXBwbGUuY29tPgogCiAgICAgICAgIE1ha2UgY3JlYXRlQ3Jv c3NUaHJlYWRUYXNrKCkgZnVuY3Rpb25zIHJldHVybiBvbiB0aGUgc3RhY2sgaW5zdGVhZCBvZiB0 aGUgaGVhcC4KZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJDb3JlL3BsYXRmb3JtL2dyYXBoaWNzL2F2 Zm91bmRhdGlvbi9vYmpjL1NvdXJjZUJ1ZmZlclByaXZhdGVBVkZPYmpDLm1tIGIvU291cmNlL1dl YkNvcmUvcGxhdGZvcm0vZ3JhcGhpY3MvYXZmb3VuZGF0aW9uL29iamMvU291cmNlQnVmZmVyUHJp dmF0ZUFWRk9iakMubW0KaW5kZXggMmY1ZDhjOWQwZDExOTBiMzZiYTQwNWQ2ZjgzYTAwMGJmZDZl MWRkOS4uZjhmNmIyNTE1NGQ3NjVmMWQwYWJmNjdlOTRhZWI0ZDdiNmZlNzY5YiAxMDA2NDQKLS0t IGEvU291cmNlL1dlYkNvcmUvcGxhdGZvcm0vZ3JhcGhpY3MvYXZmb3VuZGF0aW9uL29iamMvU291 cmNlQnVmZmVyUHJpdmF0ZUFWRk9iakMubW0KKysrIGIvU291cmNlL1dlYkNvcmUvcGxhdGZvcm0v Z3JhcGhpY3MvYXZmb3VuZGF0aW9uL29iamMvU291cmNlQnVmZmVyUHJpdmF0ZUFWRk9iakMubW0K QEAgLTI3NSw3ICsyNzUsNyBAQCBTT0ZUX0xJTktfQ09OU1RBTlQoQVZGb3VuZGF0aW9uLCBBVlNh bXBsZUJ1ZmZlckRpc3BsYXlMYXllckZhaWxlZFRvRGVjb2RlTm90aWZpYwogICAgIFJldGFpblB0 cjxXZWJBVlN0cmVhbURhdGFQYXJzZXJMaXN0ZW5lcj4gcHJvdGVjdGVkU2VsZiA9IHNlbGY7CiAK ICAgICBPU09iamVjdFB0cjxkaXNwYXRjaF9zZW1hcGhvcmVfdD4gaGFzU2Vzc2lvblNlbWFwaG9y ZSA9IGFkb3B0T1NPYmplY3QoZGlzcGF0Y2hfc2VtYXBob3JlX2NyZWF0ZSgwKSk7Ci0gICAgY2Fs bE9uTWFpblRocmVhZChbcHJvdGVjdGVkU2VsZiA9IFdURk1vdmUocHJvdGVjdGVkU2VsZiksIHBy b3RlY3RlZEluaXREYXRhID0gUmV0YWluUHRyPE5TRGF0YT4oaW5pdERhdGEpLCB0cmFja0lELCBo YXNTZXNzaW9uU2VtYXBob3JlID0gV1RGTW92ZShoYXNTZXNzaW9uU2VtYXBob3JlKV0geworICAg IGNhbGxPbk1haW5UaHJlYWQoW3Byb3RlY3RlZFNlbGYgPSBXVEZNb3ZlKHByb3RlY3RlZFNlbGYp LCBwcm90ZWN0ZWRJbml0RGF0YSA9IFJldGFpblB0cjxOU0RhdGE+KGluaXREYXRhKSwgdHJhY2tJ RCwgaGFzU2Vzc2lvblNlbWFwaG9yZV0gewogICAgICAgICBpZiAocHJvdGVjdGVkU2VsZi0+X3Bh cmVudCkKICAgICAgICAgICAgIHByb3RlY3RlZFNlbGYtPl9wYXJlbnQtPmRpZFByb3ZpZGVDb250 ZW50S2V5UmVxdWVzdEluaXRpYWxpemF0aW9uRGF0YUZvclRyYWNrSUQocHJvdGVjdGVkSW5pdERh dGEuZ2V0KCksIHRyYWNrSUQsIGhhc1Nlc3Npb25TZW1hcGhvcmUpOwogICAgIH0pOwo=