605807 - debug build triggers RealBreak() randomly

Status: VERIFIED DUPLICATE of bug 460637

(Core :: Layout: Tables, defect)

Description

[Rodrigo Shizuo Yasuda]

User-Agent:       Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:2.0b8pre) Gecko/20101020 Firefox/4.0b8pre
Build Identifier: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:2.0b8pre) Gecko/20101020 Firefox/4.0b8pre

It just crashes randomly and every time I close firefox.
Crashes at xul.dll!RealBreak()

Reproducible: Always

Steps to Reproduce:
1. Open firefox.
2. Wait a few seconds (even after loading some tabs).
3. It crashes.

or:
1. Open firefox
2. When it doesn't crash, close firefox.
3. It crashes.


Expected Results:  
Should not crash.

Some times I get this message:

---------------------------
NSGlue_Assertion
---------------------------
ASSERTION: invalid BC damage area: 'PR_FALSE', file e:/mozilla-build/src/layout/tables/nsTableFrame.cpp, line 3745

Click Abort to exit the Application.
Click Retry to Debug the Application.
Click Ignore to continue running the Application.
---------------------------
Abort   Retry   Ignore   
---------------------------

Comment 1

[Rodrigo Shizuo Yasuda]

Attachment: Stacktrace

Comment 2

[Rodrigo Shizuo Yasuda]

(In reply to comment #1)
> Created attachment 484673 [details]
> Stacktrace

PS: It happens in safe-mode

Comment 3

[(mostly gone) XtC4UaLL [:xtc4uall]]

Isn't this rather XPCOM?

Comment 4

[Rodrigo Shizuo Yasuda]

(In reply to comment #3)
> Isn't this rather XPCOM?

Not really sure. This is my first bug report. I'm kind of new to this.

Comment 5

[timeless]

You're using a debug build. Assertions aren't crashes, they're failed assertions. Please search bugzilla, you will find that we already have bugs for these.

Comment 7

[timeless]

note that dbaron duped based on comment 0, the attachment in comment 1 has a second assertion as well (which also has a bug, as i noted earlier)