Xorg crashed with SIGSEGV in EvdevMBEmuBlockHandler()

[kennydude]

It just did

ProblemType: Crash
Architecture: i386
CrashCounter: 1
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/bin/Xorg
Package: xserver-xorg-core 2:1.5.99.901-1ubuntu1
ProcAttrCurrent: unconfined
ProcCmdline: /usr/X11R6/bin/X :0 -br -audit 0 -auth /var/lib/gdm/:0.Xauth -nolisten tcp vt7
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
ProcVersion: Linux version 2.6.28-5-generic (buildd@rothera) (gcc version 4.3.3 20090119 (prerelease) (Ubuntu 4.3.2-2ubuntu14) ) #15-Ubuntu SMP Thu Jan 22 21:21:04 UTC 2009

Signal: 11
SourcePackage: xorg-server
StacktraceTop:
 EvdevMBEmuBlockHandler ()
 BlockHandler ()
 WaitForSomething ()
 Dispatch ()
 main ()
Title: Xorg crashed with SIGSEGV in EvdevMBEmuBlockHandler()
Uname: Linux 2.6.28-5-generic i686
UserGroups:

[backtrace]
Thread 1 (process 3836):
#0 EvdevMBEmuBlockHandler (data=0x9f76c50, waitTime=0xbf81f1b8,
    LastSelectMask=0x81f73e0) at ../../src/emuMB.c:299
 pEvdev = (EvdevPtr) 0x5f306669
 ms = <value optimized out>
#1 0x08091194 in BlockHandler (pTimeout=0xbf81f1b8, pReadmask=0x81f73e0)
    at ../../dix/dixutils.c:388
 i = 8
#2 0x081318d4 in WaitForSomething (pClientsReady=0x9f17dc8)
    at ../../os/WaitFor.c:215
 i = <value optimized out>
 waittime = {tv_sec = 999995, tv_usec = 104000}
 wt = (struct timeval *) 0xbf81f1b0
 timeout = <value optimized out>
 clientsReadable = {fds_bits = {0 <repeats 32 times>}}
 clientsWritable = {fds_bits = {1, -1082003116, -1212579444, 1,
    -1082003116, 42, 0, 136208372, 166885392, 32, -1082003208, 135508478, 42,
    -1082003116, 1, 135943901, 166820808, 136208372, -1082003176, 135504447,
    166885392, -1082003116, 1, 143, 0, 166545784, -1082003080, 135487970,
    166885392, -1082003116, 1, 136264816}}
 curclient = <value optimized out>
 selecterr = 0
 nready = <value optimized out>
 devicesReadable = {fds_bits = {0 <repeats 32 times>}}
 now = 216907
 someReady = 0
#3 0x0808d25e in Dispatch () at ../../dix/dispatch.c:367
 result = 0
 client = (ClientPtr) 0xa7dd278
 nready = -1
 start_tick = 3320
#4 0x080721bd in main (argc=10, argv=0xbf81f304, envp=)
    at ../../dix/main.c:383
 i = <value optimized out>
 alwaysCheckForInput = {0, 1}

[lspci]
00:00.0 Host bridge [0600]: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub [8086:2a00] (rev 03)
     Subsystem: Acer Incorporated [ALI] Device [1025:011f]
00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller [8086:2a02] (rev 03)
     Subsystem: Acer Incorporated [ALI] Device [1025:011f]

[Apport retracing service (apport)]

StacktraceTop:BlockHandler (pTimeout=0xbf81f1b8, pReadmask=0x81f73e0)
WaitForSomething (pClientsReady=0x9f17dc8)
Dispatch () at ../../dix/dispatch.c:367
main (argc=10, argv=0xbf81f304, envp=)

[Bryce Harrington (bryce)]

Hi kennydude,

Could you please collect a full backtrace from when this crash occurs? Directions on collecting full backtraces are at https://wiki.ubuntu.com/X/Backtracing

[This is an automated message. Apologies if it has reached you inappropriately; please just reply to this message indicating so.]

[Bryce Harrington (bryce)]

Nevermind previous message; looks like there's enough info. Next step is to send it upstream. Could also use a better title...