Closed Bug 668534 Opened 15 years ago Closed 15 years ago

Firefox 4 and 5 freeze with stupid html code (regression from ffx3)

Categories

(Core :: DOM: Core & HTML, defect)

defect
Not set
normal

Tracking

()

RESOLVED DUPLICATE of bug 646157

People

(Reporter: poil, Unassigned)

Details

(Keywords: hang, regression)

Attachments

(1 file)

Attached file simple test case
User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:5.0) Gecko/20100101 Firefox/5.0 Build ID: 20110622105328 Steps to reproduce: After upgrading to FFX4 a regression happened. Browsing a NetApp NAS/SAN admin page, and checking a checkbox. After reviewing html source, we made a simple test case (attached source) : Table in nested labels It happened on both Linux and Windows Best regards, Actual results: Firefox 4+ freeze. Firefox <=3 was working fine Expected results: Not freezing !
Keywords: regression
It happened on both firefox-4, 4.0.1, 5 (stable) & 6 (aurora). It worked fine up to latest firefox-3.6.x No javascript involved...
Attachment #543155 - Attachment mime type: text/plain → text/html
Confirmed against Mozilla/5.0 (Windows NT 5.1; rv:7.0a1) Gecko/20110630 Firefox/7.0a1 ID:20110630030749. With setting html5.parser.enable;false there's no Hang.
Component: General → HTML: Parser
Keywords: hang
OS: Other → All
Product: Firefox → Core
QA Contact: general → parser
Version: 5 Branch → Trunk
This isn't really a parser issue... The parser just exposes an underlying problem. Poil, thank you for the bug report!
Status: UNCONFIRMED → RESOLVED
Closed: 15 years ago
Component: HTML: Parser → DOM
QA Contact: parser → general
Resolution: --- → DUPLICATE
Component: DOM → DOM: Core & HTML
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