assertion failed: self.reflow(ReflowGoal::ForScriptQuery, ReflowQueryType::NodeOverflowQuery(node), ReflowReason::Query)

[Boscop]

assertion failed: self.reflow(ReflowGoal::ForScriptQuery,
ReflowQueryType::NodeOverflowQuery(node), ReflowReason::Query)

URL:

Servo Version:

Servo 0.0.1-31582a4

Backtrace:

WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(64), index: PipelineIndex(10) }>: Resuming an already resumed timer.
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(40), index: PipelineIndex(69) }>: Mozbrowser event after iframe (40,69)/(1,34) closed.
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(64), index: PipelineIndex(10) }>: stop_parsing not implemented, full speed ahead!
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(40), index: PipelineIndex(69) }>: Mozbrowser event after iframe (40,69)/(1,34) closed.
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(40), index: PipelineIndex(69) }>: Mozbrowser event after iframe (40,69)/(1,34) closed.
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(40), index: PipelineIndex(69) }>: Mozbrowser event after iframe (40,69)/(1,34) closed.
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(40), index: PipelineIndex(69) }>: Mozbrowser event after iframe (40,69)/(1,34) closed.
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(64),

[mateon1]

Here's a manual testcase for this assertion.

index.html:

<iframe hidden src="./aux.html">

aux.html:

Text
<script> document.body.scrollTop </script>