12180 2007-01-09 03:11:59 -0800 REGRESSION: Double-clicking on JS exception in JS log crashes in -[SharedBufferData initWithSharedBuffer:] 2007-01-11 08:57:20 -0800 1 1 1 Unclassified WebKit New Bugs 420+ Mac OS X 10.4 RESOLVED FIXED Regression P1 Major --- 1 mrowe darin andersca oldest_to_newest 36121 0 mrowe 2007-01-09 03:11:59 -0800 Steps to reproduce: 1. Load http://myspace.com/ 2. Show the JS console. 3. Double-click on "SyntaxError - Parse error: http://deeb.myspace.com/DartRichMedia_1_03.js" Expected results: The URL would be loaded in a new window and its contents displayed. Actual results: Crash. Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: KERN_PROTECTION_FAILURE at address: 0x00000000 0x013c662f in -[SharedBufferData initWithSharedBuffer:] () (gdb) bt #0 0x013c662f in -[SharedBufferData initWithSharedBuffer:] () #1 0x013c669b in WebCore::SharedBuffer::createNSData () #2 0x00323bce in -[WebDataSource data] () #3 0x003235c0 in -[WebDataSource mainResource] () #4 0x000a3905 in ?? () #5 0x000a3a5a in ?? () #6 0x000a3bda in ?? () #7 0x000a3c95 in ?? () #8 0x000a3ce2 in ?? () #9 0x9335cd88 in -[NSApplication sendAction:to:from:] () #10 0x0002b34b in ?? () #11 0x9335cce1 in -[NSControl sendAction:to:] () #12 0x933d53ba in -[NSTableView _sendAction:to:row:column:] () #13 0x933d4ace in -[NSTableView mouseDown:] () #14 0x9334c3af in -[NSWindow sendEvent:] () #15 0x9333e350 in -[NSApplication sendEvent:] () #16 0x00022f1e in ?? () #17 0x93268dfe in -[NSApplication run] () #18 0x9325cd2f in NSApplicationMain () #19 0x0005f7de in ?? () #20 0x0005f6f9 in ?? () (gdb) 35776 1 12361 darin 2007-01-11 07:33:59 -0800 Created attachment 12361 patch with change log 35779 2 12361 mitz 2007-01-11 07:42:37 -0800 Comment on attachment 12361 patch with change log r=me 35786 3 darin 2007-01-11 08:57:20 -0800 Committed revision 18767. 12361 2007-01-11 07:33:59 -0800 2007-01-11 07:42:37 -0800 patch with change log SharedBufferNullCheck.txt text/plain 1185 darin SW5kZXg6IENoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBDaGFuZ2VMb2cJKHJldmlzaW9uIDE4NzY2 KQorKysgQ2hhbmdlTG9nCSh3b3JraW5nIGNvcHkpCkBAIC0xLDMgKzEsMTIgQEAKKzIwMDctMDEt MTEgIERhcmluIEFkbGVyICA8ZGFyaW5AYXBwbGUuY29tPgorCisgICAgICAgIFJldmlld2VkIGJ5 IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgIC0gZml4IGh0dHA6Ly9idWdzLndlYmtpdC5vcmcv c2hvd19idWcuY2dpP2lkPTEyMTgwCisgICAgICAgICAgUkVHUkVTU0lPTjogRG91YmxlLWNsaWNr aW5nIG9uIEpTIGV4Y2VwdGlvbiBpbiBKUyBsb2cgY3Jhc2hlcyBpbiAtW1NoYXJlZEJ1ZmZlckRh dGEgaW5pdFdpdGhTaGFyZWRCdWZmZXI6XQorCisgICAgICAgICogV2ViVmlldy9XZWJEYXRhU291 cmNlLm1tOiAoLVtXZWJEYXRhU291cmNlIGRhdGFdKTogQWRkZWQgbnVsbCBjaGVjay4KKwogMjAw Ny0wMS0xMSAgRGFyaW4gQWRsZXIgIDxkYXJpbkBhcHBsZS5jb20+CiAKICAgICAgICAgUmV2aWV3 ZWQgYnkgSHlhdHQuCkluZGV4OiBXZWJWaWV3L1dlYkRhdGFTb3VyY2UubW0KPT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQot LS0gV2ViVmlldy9XZWJEYXRhU291cmNlLm1tCShyZXZpc2lvbiAxODc2MykKKysrIFdlYlZpZXcv V2ViRGF0YVNvdXJjZS5tbQkod29ya2luZyBjb3B5KQpAQCAtMzc3LDcgKzM3NywxMCBAQCBzdGF0 aWMgaW5saW5lIHZvaWQgYWRkVHlwZXNGcm9tQ2xhc3MoTlNNCiAKIC0gKE5TRGF0YSAqKWRhdGEK IHsKLSAgICByZXR1cm4gW19wcml2YXRlLT5sb2FkZXItPm1haW5SZXNvdXJjZURhdGEoKS0+Y3Jl YXRlTlNEYXRhKCkgYXV0b3JlbGVhc2VdOworICAgIFJlZlB0cjxTaGFyZWRCdWZmZXI+IG1haW5S ZXNvdXJjZURhdGEgPSBfcHJpdmF0ZS0+bG9hZGVyLT5tYWluUmVzb3VyY2VEYXRhKCk7CisgICAg aWYgKCFtYWluUmVzb3VyY2VEYXRhKQorICAgICAgICByZXR1cm4gbmlsOworICAgIHJldHVybiBb bWFpblJlc291cmNlRGF0YS0+Y3JlYXRlTlNEYXRhKCkgYXV0b3JlbGVhc2VdOwogfQogCiAtIChp ZCA8V2ViRG9jdW1lbnRSZXByZXNlbnRhdGlvbj4pcmVwcmVzZW50YXRpb24K