794372 - Valgrind on tbpl detects leak - 320 bytes are definitely lost (direct) with nsComponentManagerImpl::RegisterCIDEntry on the stack

Status: RESOLVED INCOMPLETE

(Core :: XPCOM, defect)

Description

[Gary Kwong [:gkw] [:nth10sd] (NOT official MoCo now)]

Attachment: m-c changeset 08d435dedc7f Valgrind stack with line numbers

Valgrind detects a leak of 320 bytes (direct) with nsComponentManagerImpl::RegisterCIDEntry on the stack, see attached snippet which comes from:

https://tbpl.mozilla.org/php/getParsedLog.php?id=15521837&tree=Firefox&full=1

Guessing Core: XPCOM, please change component if necessary.

Comment 1

[Gary Kwong [:gkw] [:nth10sd] (NOT official MoCo now)]

Attachment: stack for nsComponentManagerImpl::RegisterCIDEntryLocked

nsComponentManagerImpl::RegisterCIDEntryLocked is now appearing on another stack, which may be related.

Regression window: http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=b672877ed046&tochange=0f7261e288f2

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

In the process of migrating remaining bugs to the new severity system, the severity for this bug cannot be automatically determined. Please retriage this bug using the new severity system.

Comment 3

[Jens Stutte [:jstutte]]

I guess we would see these leaks with our current leak detection system, too.