55895 2011-03-07 12:27:23 -0800 Destroying WorkerFileSystemCallbacksBridge on main thread results in ASSERT in WorkerContext::Observer::~Observer 2011-03-10 02:28:53 -0800 1 1 1 Unclassified WebKit WebCore Misc. 528+ (Nightly build) Mac OS X 10.6 RESOLVED FIXED P2 Normal --- 0 adamk webkit-unassigned abarth eric kinuko levin webkit.review.bot oldest_to_newest 363495 0 adamk 2011-03-07 12:27:23 -0800 Kinuko is still trying to track down where this is happening, but it seems to be triggerable by running fast/filesystem/workers/file-from-file-entry-sync.html. See Chromium try job failure: http://build.chromium.org/p/tryserver.chromium/builders/mac/builds/15549/steps/ui_tests/logs/WorkerFileSystemFileFromFileEntrySyncTest So far, only triggered on Mac, but no reason to think this is platform-specific. 363619 1 adamk 2011-03-07 15:00:16 -0800 This doesn't seem to be specific to the file-from-file-entry-sync test. Here's the same failure in another test: http://build.chromium.org/p/tryserver.chromium/builders/mac/builds/16102/steps/ui_tests/logs/FileWriterSyncTruncateExtend 364260 2 85118 kinuko 2011-03-08 17:47:15 -0800 Created attachment 85118 Patch 364266 3 85118 levin 2011-03-08 17:54:42 -0800 Comment on attachment 85118 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=85118&action=review > Source/WebKit/chromium/ChangeLog:11 > + (this could happen before or after the runTaskOnWorkerThread) do s/do/does/ 364283 4 kinuko 2011-03-08 19:15:39 -0800 Committed r80617: <http://trac.webkit.org/changeset/80617> 365062 5 webkit.review.bot 2011-03-10 02:28:53 -0800 http://trac.webkit.org/changeset/80617 might have broken GTK Linux 32-bit Debug 85118 2011-03-08 17:47:15 -0800 2011-03-08 17:54:42 -0800 Patch bug-55895-20110309104714.patch text/plain 1762 kinuko U3VidmVyc2lvbiBSZXZpc2lvbjogODAyMTAKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJLaXQvY2hy b21pdW0vQ2hhbmdlTG9nIGIvU291cmNlL1dlYktpdC9jaHJvbWl1bS9DaGFuZ2VMb2cKaW5kZXgg ZWU5MmYxZjRmNGQxNDQwOTNmMGU0NzZmNTE4MzgzYWRhNzdkOWM1ZC4uYjQwODFkN2JiYWQxMDQy OTliODE1MDY3ZTk3N2VmZDQ5ZmY4Yjk2MSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYktpdC9jaHJv bWl1bS9DaGFuZ2VMb2cKKysrIGIvU291cmNlL1dlYktpdC9jaHJvbWl1bS9DaGFuZ2VMb2cKQEAg LTEsMyArMSwxNiBAQAorMjAxMS0wMy0wOCAgS2ludWtvIFlhc3VkYSAgPGtpbnVrb0BjaHJvbWl1 bS5vcmc+CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAg RGVzdHJveWluZyBXb3JrZXJGaWxlU3lzdGVtQ2FsbGJhY2tzQnJpZGdlIG9uIG1haW4gdGhyZWFk IHJlc3VsdHMgaW4gQVNTRVJUIGluIFdvcmtlckNvbnRleHQ6Ok9ic2VydmVyOjp+T2JzZXJ2ZXIK KyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTU1ODk1CisK KyAgICAgICAgKiBzcmMvV29ya2VyRmlsZVN5c3RlbUNhbGxiYWNrc0JyaWRnZS5jcHA6CisgICAg ICAgIChXZWJLaXQ6OldvcmtlckZpbGVTeXN0ZW1DYWxsYmFja3NCcmlkZ2U6OnJ1blRhc2tPbldv cmtlclRocmVhZCk6CisgICAgICAgIEFkZGVkIHN0b3BPYnNlcnZpbmcoKSBzbyB0aGF0IHJlbGVh c2luZyB0aGUgYnJpZGdlIG9uIHRoZSBtYWluIHRocmVhZAorICAgICAgICAodGhpcyBjb3VsZCBo YXBwZW4gYmVmb3JlIG9yIGFmdGVyIHRoZSBydW5UYXNrT25Xb3JrZXJUaHJlYWQpIGRvCisgICAg ICAgIG5vdCBjYXVzZSB0aGUgYXNzZXJ0aW9uIGVycm9yLgorCiAyMDExLTAzLTAyICBEYW5pZWwg Q2hlbmcgIDxkY2hlbmdAY2hyb21pdW0ub3JnPgogCiAgICAgICAgIFJldmlld2VkIGJ5IERhdmlk IExldmluLgpkaWZmIC0tZ2l0IGEvU291cmNlL1dlYktpdC9jaHJvbWl1bS9zcmMvV29ya2VyRmls ZVN5c3RlbUNhbGxiYWNrc0JyaWRnZS5jcHAgYi9Tb3VyY2UvV2ViS2l0L2Nocm9taXVtL3NyYy9X b3JrZXJGaWxlU3lzdGVtQ2FsbGJhY2tzQnJpZGdlLmNwcAppbmRleCA2YzMxMjIxN2I2NTdmM2Q1 ODY1OTY2OTZmZDRjOTJmNzliYjA3OGRkLi4wZmJhNDI1NTQ1NTBmYzZhZTUxODEzYTM3ZGU5ZjE3 NzI5Y2MxNDU4IDEwMDY0NAotLS0gYS9Tb3VyY2UvV2ViS2l0L2Nocm9taXVtL3NyYy9Xb3JrZXJG aWxlU3lzdGVtQ2FsbGJhY2tzQnJpZGdlLmNwcAorKysgYi9Tb3VyY2UvV2ViS2l0L2Nocm9taXVt L3NyYy9Xb3JrZXJGaWxlU3lzdGVtQ2FsbGJhY2tzQnJpZGdlLmNwcApAQCAtMzY1LDYgKzM2NSw3 IEBAIHZvaWQgV29ya2VyRmlsZVN5c3RlbUNhbGxiYWNrc0JyaWRnZTo6cnVuVGFza09uV29ya2Vy VGhyZWFkKFdlYkNvcmU6OlNjcmlwdEV4ZWN1CiAgICAgQVNTRVJUKGJyaWRnZS0+bV93b3JrZXJD b250ZXh0LT5pc0NvbnRleHRUaHJlYWQoKSk7CiAgICAgdGFza1RvUnVuLT5wZXJmb3JtVGFzayhz Y3JpcHRFeGVjdXRpb25Db250ZXh0KTsKICAgICBicmlkZ2UtPm1fY2FsbGJhY2tzT25Xb3JrZXJU aHJlYWQgPSAwOworICAgIGJyaWRnZS0+c3RvcE9ic2VydmluZygpOwogfQogCiB2b2lkIFdvcmtl ckZpbGVTeXN0ZW1DYWxsYmFja3NCcmlkZ2U6OmRpc3BhdGNoVGFza1RvTWFpblRocmVhZChQYXNz T3duUHRyPFdlYkNvcmU6OlNjcmlwdEV4ZWN1dGlvbkNvbnRleHQ6OlRhc2s+IHRhc2spCg==