182349 2018-01-31 13:36:52 -0800 Occasional null deref under WebPageProxy::updateBackingStoreDiscardableState() 2018-01-31 13:44:19 -0800 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 thorton thorton ddkilzer simon.fraser webkit-bug-importer wenson_hsieh oldest_to_newest 1395137 0 thorton 2018-01-31 13:36:52 -0800 Occasional null deref under WebPageProxy::updateBackingStoreDiscardableState() 1395138 1 332798 thorton 2018-01-31 13:37:08 -0800 Created attachment 332798 Patch 1395139 2 thorton 2018-01-31 13:40:44 -0800 https://trac.webkit.org/changeset/227927/webkit 1395140 3 webkit-bug-importer 2018-01-31 13:41:22 -0800 <rdar://problem/37084690> 1395142 4 thorton 2018-01-31 13:44:19 -0800 No, rdar://problem/27822258 332798 2018-01-31 13:37:08 -0800 2018-01-31 13:37:56 -0800 Patch bug-182349-20180131133707.patch text/plain 1479 thorton U3VidmVyc2lvbiBSZXZpc2lvbjogMjI3OTIwCmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IDI3YzU0YjU4NTNiYTg0YjRl YTFmMDdkZjVhZGFlOTJmMzJhMmM3ZDYuLjNiMzc3NmQ2N2JlZjBlYjQ1MjMzZTYxZjRiYjk3ZWMz MWNiMzFjMzYgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMTggQEAKKzIwMTgtMDEtMzEgIFRpbSBIb3J0 b24gIDx0aW1vdGh5X2hvcnRvbkBhcHBsZS5jb20+CisKKyAgICAgICAgT2NjYXNpb25hbCBudWxs IGRlcmVmIHVuZGVyIFdlYlBhZ2VQcm94eTo6dXBkYXRlQmFja2luZ1N0b3JlRGlzY2FyZGFibGVT dGF0ZSgpCisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0x ODIzNDkKKyAgICAgICAgPHJkYXI6Ly9wcm9ibGVtLzI3ODIyMjU4PgorCisgICAgICAgIFJldmll d2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgICogVUlQcm9jZXNzL1dlYlBhZ2VQcm94 eS5jcHA6CisgICAgICAgIChXZWJLaXQ6OldlYlBhZ2VQcm94eTo6dXBkYXRlQmFja2luZ1N0b3Jl RGlzY2FyZGFibGVTdGF0ZSk6CisgICAgICAgIG1fZHJhd2luZ0FyZWEgY2FuIGJlIG51bGwgZHVy aW5nIHByb2Nlc3MgbGF1bmNoIGFuZCByZWxhdW5jaC4KKworICAgICAgICBDb2NvYSBwb3J0cyBk b24ndCB1c2UgdGhlIHJlc3VsdCBvZiBzZXRCYWNraW5nU3RvcmVJc0Rpc2NhcmRhYmxlKCksCisg ICAgICAgIGJ1dCB0aGV5IGRvIHJ1biB0aGlzIGNvZGUgdG8ga2VlcCBpdCB1cCB0byBkYXRlLgor CiAyMDE4LTAxLTMxICBZb3Vlbm4gRmFibGV0ICA8eW91ZW5uQGFwcGxlLmNvbT4KIAogICAgICAg ICBSZW1vdmUgU3RvcmFnZVRvV2ViUHJvY2Vzc0Nvbm5lY3Rpb246OnJlbW92ZVNXU2VydmVyQ29u bmVjdGlvbgpkaWZmIC0tZ2l0IGEvU291cmNlL1dlYktpdC9VSVByb2Nlc3MvV2ViUGFnZVByb3h5 LmNwcCBiL1NvdXJjZS9XZWJLaXQvVUlQcm9jZXNzL1dlYlBhZ2VQcm94eS5jcHAKaW5kZXggOTZl YjVhOWFlOTEwODY2YjJjNjc4OTZmOGVjZTU0MDNkN2MyNTc1Yy4uY2MzY2YyZmJmMmJiMzcxYTVj NjlhOGY2NGQ1ZTIzOWIwMmM0OWNiMCAxMDA2NDQKLS0tIGEvU291cmNlL1dlYktpdC9VSVByb2Nl c3MvV2ViUGFnZVByb3h5LmNwcAorKysgYi9Tb3VyY2UvV2ViS2l0L1VJUHJvY2Vzcy9XZWJQYWdl UHJveHkuY3BwCkBAIC02Mjg2LDYgKzYyODYsOSBAQCB2b2lkIFdlYlBhZ2VQcm94eTo6dXBkYXRl QmFja2luZ1N0b3JlRGlzY2FyZGFibGVTdGF0ZSgpCiB7CiAgICAgQVNTRVJUKGlzVmFsaWQoKSk7 CiAKKyAgICBpZiAoIW1fZHJhd2luZ0FyZWEpCisgICAgICAgIHJldHVybjsKKwogICAgIGJvb2wg aXNEaXNjYXJkYWJsZTsKIAogICAgIGlmICghbV9wcm9jZXNzLT5pc1Jlc3BvbnNpdmUoKSkK