1119810 - Large OOM in Http2Session::TryToActivate or SpdySession31::TryToActivate

Status: RESOLVED FIXED

(Core :: Networking: HTTP, defect)

Description

[Robert Kaiser]

This bug was filed from the Socorro interface and is 
report bp-aabcb969-bd1b-4c02-94c0-0ce1e2150107.
=============================================================

Top frames:
0 	xul.dll 	NS_ABORT_OOM(unsigned __int64) 	xpcom/base/nsDebugImpl.cpp
1 	xul.dll 	nsDeque::Push(void*) 	xpcom/glue/nsDeque.h
2 	xul.dll 	mozilla::net::Http2Session::TryToActivate(mozilla::net::Http2Stream*) 	netwerk/protocol/http/Http2Session.cpp
3 	xul.dll 	mozilla::net::Http2Stream::OnReadSegment(char const*, unsigned int, unsigned int*) 	netwerk/protocol/http/Http2Stream.cpp
4 	xul.dll 	mozilla::net::nsHttpTransaction::ReadRequestSegment(nsIInputStream*, void*, char const*, unsigned int, unsigned int, unsigned int*) 	netwerk/protocol/http/nsHttpTransaction.cpp
5 	xul.dll 	nsBufferedInputStream::ReadSegments(tag_nsresult (*)(nsIInputStream*, void*, char const*, unsigned int, unsigned int, unsigned int*), void*, unsigned int, unsigned int*) 	netwerk/base/src/nsBufferedStreams.cpp
[...]

Some stacks apparently come from SpdySession31::TryToActivate instead of Http2Session::TryToActivate.

This started on Nightly on 2015-01-07, see https://crash-stats.mozilla.com/report/list?signature=OOM%20%7C%20large%20%7C%20NS_ABORT_OOM%28unsigned%20__int64%29%20%7C%20nsDeque%3A%3APush%28void%2A%29 for more reports and stats.

Comment 1

[Robert Kaiser]

Looks like this might be the same cause: https://crash-stats.mozilla.com/report/list?signature=OOM%20%7C%20large%20%7C%20NS_ABORT_OOM%28unsigned%20int%29%20%7C%20nsDeque%3A%3APush%28void%2A%29

Comment 2

[Patrick McManus [:mcmanus]]

resolve this by backout of bug 1072478