* SUMMARY Unreproducible assertion failure in Page::goToItem() in a local debug build of WebKit r21333 with Safari 2.0.4 (419.3) on Mac OS X 10.4.9 (8P135). * STEPS TO REPRODUCE 1. Opened Safari/WebKit. 2. Read Bugzilla bug mail in Yahoo! Mail. 3. Command-clicked on link to open bug in a second tab (Bug 13685). 4. Clicked on attachment to read patch (Attachment 14514 [details]). 5. Hit Command-Left-Arrow to go back to the previous page. * EXPECTED RESULTS Browser should have returned to the previous page. * ACTUAL RESULTS Browser crashed due to an assertion failure. * NOTES - Console output: ASSERTION FAILED: item->target().isEmpty() || m_mainFrame->tree()->find(item->target()) == m_mainFrame (/path/to/WebKit/WebCore/page/Page.cpp:132 void WebCore::Page::goToItem(WebCore::HistoryItem*, WebCore::FrameLoadType)) Segmentation fault - Stack trace: Exception: EXC_BAD_ACCESS (0x0001) Codes: KERN_INVALID_ADDRESS (0x0001) at 0xbbadbeef Thread 0 Crashed: 0 com.apple.WebCore 0x011f78c0 WebCore::Page::goToItem(WebCore::HistoryItem*, WebCore::FrameLoadType) + 312 (Page.cpp:132) 1 com.apple.WebCore 0x011f7a10 WebCore::Page::goBack() + 88 (Page.cpp:113) 2 com.apple.WebKit 0x00385ee4 -[WebView goBack] + 80 (WebView.mm:2000) 3 com.apple.WebKit 0x0037a834 -[WebFrameView _goBack] + 92 (WebFrameView.mm:485) 4 com.apple.WebKit 0x0037c248 -[WebFrameView keyDown:] + 2948 (WebFrameView.mm:738) 5 com.apple.AppKit 0x9386ff84 forwardMethod + 92 6 com.apple.AppKit 0x9386ff84 forwardMethod + 92 7 com.apple.AppKit 0x9386ff84 forwardMethod + 92 8 com.apple.AppKit 0x939113f0 -[NSControl keyDown:] + 112 9 com.apple.WebKit 0x0035488c -[WebHTMLView keyDown:] + 748 (WebHTMLView.mm:3429) 10 com.apple.AppKit 0x937fdfa0 -[NSWindow sendEvent:] + 6424 11 com.apple.Safari 0x00021734 0x1000 + 132916 12 com.apple.AppKit 0x937a68d4 -[NSApplication sendEvent:] + 4172 13 com.apple.Safari 0x00021238 0x1000 + 131640 14 com.apple.AppKit 0x9379dd10 -[NSApplication run] + 508 15 com.apple.AppKit 0x9388e87c NSApplicationMain + 452 16 com.apple.Safari 0x0005c77c 0x1000 + 374652 17 com.apple.Safari 0x0005c624 0x1000 + 374308
See also bug 13038.
I have steps to reproduce! *** This bug has been marked as a duplicate of 13038 ***