146163 2015-06-19 14:46:38 -0700 WebKit crash while loading nytimes at JavaScriptCore: JSC::ExecutableAllocator::allocate + 276 2015-06-19 15:03:47 -0700 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 ggaren ggaren oldest_to_newest 1103417 0 ggaren 2015-06-19 14:46:38 -0700 The regexp JIT uses JITCompilationMustSucceed, which is an anti-pattern. 1103425 1 255231 ggaren 2015-06-19 14:54:52 -0700 Created attachment 255231 Patch 1103428 2 255231 msaboff 2015-06-19 14:59:17 -0700 Comment on attachment 255231 Patch r=me 1103430 3 ggaren 2015-06-19 15:03:47 -0700 Committed r185770: <http://trac.webkit.org/changeset/185770> 255231 2015-06-19 14:54:52 -0700 2015-06-19 14:59:17 -0700 Patch bug-146163-20150619145414.patch text/plain 2304 ggaren SW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291 cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkocmV2aXNpb24gMTg1NzY4KQorKysgU291cmNl L0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDIyIEBA CisyMDE1LTA2LTE5ICBHZW9mZnJleSBHYXJlbiAgPGdnYXJlbkBhcHBsZS5jb20+CisKKyAgICAg ICAgV2ViS2l0IGNyYXNoIHdoaWxlIGxvYWRpbmcgbnl0aW1lcyBhdCBKYXZhU2NyaXB0Q29yZTog SlNDOjpFeGVjdXRhYmxlQWxsb2NhdG9yOjphbGxvY2F0ZSArIDI3NgorICAgICAgICBodHRwczov L2J1Z3Mud2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTQ2MTYzCisgICAgICAgIDxyZGFyOi8v cHJvYmxlbS8yMDM5Mjk4Nj4KKworICAgICAgICBSZXZpZXdlZCBieSBOT0JPRFkgKE9PUFMhKS4K KworICAgICAgICBUaGVyZSdzIG5vIGdvb2Qgd2F5IHRvIHRlc3QgdGhpcyBpbiBvdXIgdGVzdCBo YXJuZXNzIGJlY2F1c2Ugd2UgZG9uJ3QKKyAgICAgICAgaGF2ZSBhIHdheSB0byBzaW11bGF0ZSBl eGVjdXRhYmxlIG1lbW9yeSBwcmVzc3VyZSwgYW5kIGRvaW5nIHNvIHdvdWxkCisgICAgICAgIGNh dXNlIHRoZSBjYXNlcyB0aGF0IHN0aWxsIHVzZSBKSVRDb21waWxhdGlvbk11c3RTdWNjZWVkIHRv IGNyYXNoLgorCisgICAgICAgIEluc3RlYWQsIEkgdGVzdGVkIGJ5IG1hbnVhbGx5IGZvcmNpbmcg YWxsIHJlZ2V4cCBKSVQgY29tcGlsYXRpb24gdG8KKyAgICAgICAgZmFpbCBhbmQgcnVubmluZyB0 aGUgSmF2YVNjcmlwdENvcmUgdGVzdHMuCisKKyAgICAgICAgKiB5YXJyL1lhcnJKSVQuY3BwOgor ICAgICAgICAoSlNDOjpZYXJyOjpZYXJyR2VuZXJhdG9yOjpjb21waWxlKTogQWxsb3cgY29tcGls YXRpb24gdG8gZmFpbC4gV2UgY2FuCisgICAgICAgIGZhbGwgYmFjayB0byB0aGUgcmVnZXhwIGlu dGVycHJldGVyIGlmIHdlIG5lZWQgdG8uCisKIDIwMTUtMDYtMTkgIE1hcmsgTGFtICA8bWFyay5s YW1AYXBwbGUuY29tPgogCiAgICAgICAgIEVtcGxveSBleHBsaWNpdCBvcGVyYXRvciBib29sKCkg aW5zdGVhZCBvZiB1c2luZyB0aGUgVW5zcGVjaWZpZWRCb29sVHlwZSB3b3JrYXJvdW5kLgpJbmRl eDogU291cmNlL0phdmFTY3JpcHRDb3JlL3lhcnIvWWFyckpJVC5jcHAKPT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0g U291cmNlL0phdmFTY3JpcHRDb3JlL3lhcnIvWWFyckpJVC5jcHAJKHJldmlzaW9uIDE4NTQzMikK KysrIFNvdXJjZS9KYXZhU2NyaXB0Q29yZS95YXJyL1lhcnJKSVQuY3BwCSh3b3JraW5nIGNvcHkp CkBAIC0yNjQzLDExICsyNjQzLDggQEAgcHVibGljOgogCiAgICAgICAgIGluaXRDYWxsRnJhbWUo KTsKIAotICAgICAgICAvLyBDb21waWxlIHRoZSBwYXR0ZXJuIHRvIHRoZSBpbnRlcm5hbCAnWWFy ck9wJyByZXByZXNlbnRhdGlvbi4KICAgICAgICAgb3BDb21waWxlQm9keShtX3BhdHRlcm4ubV9i b2R5KTsKIAotICAgICAgICAvLyBJZiB3ZSBlbmNvdW50ZXJlZCBhbnl0aGluZyB3ZSBjYW4ndCBo YW5kbGUgaW4gdGhlIEpJVCBjb2RlCi0gICAgICAgIC8vIChlLmcuIGJhY2tyZWZlcmVuY2VzKSB0 aGVuIHJldHVybiBlYXJseS4KICAgICAgICAgaWYgKG1fc2hvdWxkRmFsbEJhY2spIHsKICAgICAg ICAgICAgIGppdE9iamVjdC5zZXRGYWxsQmFjayh0cnVlKTsKICAgICAgICAgICAgIHJldHVybjsK QEAgLTI2NTYsOCArMjY1MywxMiBAQCBwdWJsaWM6CiAgICAgICAgIGdlbmVyYXRlKCk7CiAgICAg ICAgIGJhY2t0cmFjaygpOwogCi0gICAgICAgIC8vIExpbmsgJiBmaW5hbGl6ZSB0aGUgY29kZS4K LSAgICAgICAgTGlua0J1ZmZlciBsaW5rQnVmZmVyKCp2bSwgKnRoaXMsIFJFR0VYUF9DT0RFX0lE KTsKKyAgICAgICAgTGlua0J1ZmZlciBsaW5rQnVmZmVyKCp2bSwgKnRoaXMsIFJFR0VYUF9DT0RF X0lELCBKSVRDb21waWxhdGlvbkNhbkZhaWwpOworICAgICAgICBpZiAobGlua0J1ZmZlci5kaWRG YWlsVG9BbGxvY2F0ZSgpKSB7CisgICAgICAgICAgICBqaXRPYmplY3Quc2V0RmFsbEJhY2sodHJ1 ZSk7CisgICAgICAgICAgICByZXR1cm47CisgICAgICAgIH0KKwogICAgICAgICBtX2JhY2t0cmFj a2luZ1N0YXRlLmxpbmtEYXRhTGFiZWxzKGxpbmtCdWZmZXIpOwogCiAgICAgICAgIGlmIChjb21w aWxlTW9kZSA9PSBNYXRjaE9ubHkpIHsK