Bug 13765

Summary:

[915gm 945gm] Xtest case "XMapSubwindows 14" crash X

Product:

xorg

Reporter:

Pi, Fengming <fengming.pi>

Component:

Driver/intel

Assignee:

Hong Liu <hong.liu>

Status:

VERIFIED FIXED

QA Contact:

Xorg Project Team <xorg-team>

Severity:

major

Priority:

high

CC:

ewalsh

Version:

git

Hardware:

x86 (IA32)

OS:

Linux (All)

Whiteboard:

i915 platform:

i915 features:

Attachments:

Description	Flags
xorg log file	none

Description Pi, Fengming 2007-12-21 00:36:30 UTC

System Environment:
--------------------------

--Platform: 915gm and 945gm
--Architecture(32-bit): ia32
--2D driver: git commit:d9df93578b74785c08ba860b4c9aa23b0c89c91c
--3D driver: Mesa master commit:e54329233522591bbe8aad8a3fd6bcdc1e430f03
--DRM:   git commit:2db6400396ea5c8a5ce54fe9e211b9d01a11d506
--Xserver:  git commit:7ef7727b800fa4715b80a82850d65b88fde5fe6c
--Kernel: 2.6.23

Bug Description:
when Xtest run to case "XMapSubwindows 14" on 915gm and 945gm with git source code. It will crash x.
Backtrace:
0: X(xf86SigHandler+0x79) [0x80ac439]
1: [0xffffe420]
2: /lib/libc.so.6 [0xa3a35a]
3: /lib/libc.so.6(malloc+0x74) [0xa3bc7c]
4: X(Xalloc+0x27) [0x8129797]
5: X(ProcGetImage+0x25d) [0x808205d]
6: X [0x814b44e]
7: X(Dispatch+0x2d1) [0x80847c1]
8: X(main+0x485) [0x806b485]
9: /lib/libc.so.6(__libc_start_main+0xdc) [0x9eb7e4]
10: X(FontFileCompleteXLFD+0x95) [0x806a891]

Reproduce step:
1 X &
2 xterm &
3 tcc -e xts5 XMapSubwindows

Comment 1 Pi, Fengming 2007-12-21 00:38:44 UTC

Created attachment 13275 [details]
xorg log file

Comment 2 Pi, Fengming 2008-01-01 21:28:04 UTC

I do git-bisect on Xserver and find that the commit ID:c8feb73f5841e7812d8dfdb91f1064e2033d028c which import this problem.

Comment 3 Pi, Fengming 2008-01-01 21:29:57 UTC

the commit
ID:c8feb73f5841e7812d8dfdb91f1064e2033d028c detailed info:

commit c8feb73f5841e7812d8dfdb91f1064e2033d028c
Merge: 9a7ce57... a125ce4...
Author: Eamon Walsh <ewalsh@tycho.nsa.gov>
Date:   Thu Dec 13 18:38:25 2007 -0500

    Merge branch 'master' into XACE-SELINUX

    Conflicts:

        Xext/EVI.c
        Xext/bigreq.c
        Xext/cup.c
        Xext/dpms.c
        Xext/fontcache.c
        Xext/mitmisc.c
        Xext/xcmisc.c
        Xext/xf86bigfont.c
        Xext/xtest.c
        configure.ac
        dbe/dbe.c
        hw/darwin/darwin.h
        hw/darwin/darwinEvents.c
        hw/darwin/iokit/xfIOKit.h
        hw/darwin/iokit/xfIOKitCursor.c
        hw/darwin/quartz/fullscreen/fullscreen.c
        hw/darwin/quartz/fullscreen/quartzCursor.c
        hw/darwin/quartz/quartz.c
        hw/darwin/quartz/quartzCommon.h
        hw/darwin/quartz/quartzCursor.c
        hw/darwin/quartz/xpr/dri.c
        hw/darwin/quartz/xpr/dristruct.h
        hw/darwin/quartz/xpr/xprCursor.c
        hw/darwin/quartz/xpr/xprFrame.c
        hw/xfree86/modes/xf86RandR12.c
        include/cursor.h
        miext/rootless/rootlessCommon.h
        miext/rootless/rootlessScreen.c
        miext/rootless/rootlessWindow.c
        render/picturestr.h

    Trying to pick up the pieces from the darwin churn here...

Comment 4 Eamon Walsh 2008-01-03 18:43:04 UTC

I have committed a patch to master.  Please update from git master and retest.

Was able to repro here, and patch fixes problem for me.

Comment 5 Pi, Fengming 2008-01-03 19:46:01 UTC

(In reply to comment #4)
> I have committed a patch to master.  Please update from git master and retest.
> Was able to repro here, and patch fixes problem for me.

ok,the patch work for me.

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