[Expired for xorg-server (Ubuntu) because there has been no activity for
60 days.]
** Changed in: xorg-server (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/948858
Title:
Xorg crashed with SIGSEGV in WriteToClient() from CloseDownClient()
Status in “xorg-server” package in Ubuntu:
Expired
Bug description:
Unity crashed when moving the cursor to the top left corner
=> 0x7ff1bbc9bb01: movdqu %xmm0,-0x20(%rdi)
0x7ff1bbc9bb06: lddqu -0x10(%rsi),%xmm0
0x7ff1bbc9bb0b: movdqu %xmm0,-0x10(%rdi)
0x7ff1bbc9bb10: retq
0x7ff1bbc9bb11: data32 data32 data32 data32 data32 nopw
%cs:0x0(%rax,%rax,1)
0x7ff1bbc9bb20: lddqu -0x8f(%rsi),%xmm0
0x7ff1bbc9bb28: movdqu %xmm0,-0x8f(%rdi)
0x7ff1bbc9bb30: lddqu -0x7f(%rsi),%xmm0
0x7ff1bbc9bb35: movdqu %xmm0,-0x7f(%rdi)
0x7ff1bbc9bb3a: lddqu -0x6f(%rsi),%xmm0
0x7ff1bbc9bb3f: movdqu %xmm0,-0x6f(%rdi)
0x7ff1bbc9bb44: lddqu -0x5f(%rsi),%xmm0
0x7ff1bbc9bb49: movdqu %xmm0,-0x5f(%rdi)
0x7ff1bbc9bb4e: lddqu -0x4f(%rsi),%xmm0
0x7ff1bbc9bb53: movdqu %xmm0,-0x4f(%rdi)
0x7ff1bbc9bb58: lddqu -0x3f(%rsi),%xmm0
#18 <signal handler called>
No symbol table info available.
#19 __memmove_ssse3_back () at
../sysdeps/x86_64/multiarch/memcpy-ssse3-back.S:1703
No locals.
#20 0x00007ff1bdb3f8e2 in WriteToClient (who=0x7ff1bfb3d0c0, count=32,
__buf=0x7fff0ab9e5b0) at /usr/include/x86_64-linux-gnu/bits/string3.h:58
oc = 0x7ff1bfa21d50
oco = 0x7ff1bfeda470
padBytes = <optimized out>
buf = 0x7fff0ab9e5b0 "\021"
#21 0x00007ff1bda0c38a in WriteEventsToClient (events=0x7fff0ab9e5b0,
count=1, pClient=<optimized out>) at ../../dix/events.c:6131
eventCopy = {u = {u = {type = 16 '\020', detail = 241 '\361',
sequenceNumber = 49048}, keyButtonPointer = {pad00 = 3214471440, time = 32753,
root = 3214471552, event = 32753, child = 3214471440, rootX = 32753, rootY = 0,
eventX = 23984, eventY = -16933, state = 32753, sameScreen = 0 '\000', pad1 = 0
'\000'}, enterLeave = {pad00 = 3214471440, time = 32753, root = 3214471552,
event = 32753, child = 3214471440, rootX = 32753, rootY = 0, eventX = 23984,
eventY = -16933, state = 32753, mode = 0 '\000', flags = 0 '\000'}, focus =
{pad00 = 3214471440, window = 32753, mode = 128 '\200', pad1 = 241 '\361', pad2
= 152 '\230', pad3 = 191 '\277'}, expose = {pad00 = 3214471440, window = 32753,
x = 61824, y = 49048, width = 32753, height = 0, count = 61712, pad2 = 49048},
graphicsExposure = {pad00 = 3214471440, drawable = 32753, x = 61824, y = 49048,
width = 32753, height = 0, minorEvent = 61712, count = 49048, majorEvent = 241
'\361', pad1 = 127 '\177', pad2 = 0 '\000', pad3 = 0 '\000'}, noExposure =
{pad00 = 3214471440, drawable = 32753, minorEvent = 61824, majorEvent = 152
'\230', bpad = 191 '\277'}, visibility = {pad00 = 3214471440, window = 32753,
state = 128 '\200', pad1 = 241 '\361', pad2 = 152 '\230', pad3 = 191 '\277'},
createNotify = {pad00 = 3214471440, parent = 32753, window = 3214471552, x =
32753, y = 0, width = 61712, height = 49048, borderWidth = 32753, override = 0
'\000', bpad = 0 '\000'}, destroyNotify = {pad00 = 3214471440, event = 32753,
window = 3214471552}, unmapNotify = {pad00 = 3214471440, event = 32753, window
= 3214471552, fromConfigure = 241 '\361', pad1 = 127 '\177', pad2 = 0 '\000',
pad3 = 0 '\000'}, mapNotify = {pad00 = 3214471440, event = 32753, window =
3214471552, override = 241 '\361', pad1 = 127 '\177', pad2 = 0 '\000', pad3 = 0
'\000'}, mapRequest = {pad00 = 3214471440, parent = 32753, window =
3214471552}, reparent = {pad00 = 3214471440, event = 32753, window =
3214471552, parent = 32753, x = -3824, y = -16488, override = 241 '\361', pad1
= 127 '\177', pad2 = 0 '\000', pad3 = 0 '\000'}, configureNotify = {pad00 =
3214471440, event = 32753, window = 3214471552, aboveSibling = 32753, x =
-3824, y = -16488, width = 32753, height = 0, borderWidth = 23984, override =
219 '\333', bpad = 189 '\275'}, configureRequest = {pad00 = 3214471440, parent
= 32753, window = 3214471552, sibling = 32753, x = -3824, y = -16488, width =
32753, height = 0, borderWidth = 23984, valueMask = 48603, pad1 = 32753},
gravity = {pad00 = 3214471440, event = 32753, window = 3214471552, x = 32753, y
= 0, pad1 = 3214471440, pad2 = 32753, pad3 = 3185270192, pad4 = 32753},
resizeRequest = {pad00 = 3214471440, window = 32753, width = 61824, height =
49048}, circulate = {pad00 = 3214471440, event = 32753, window = 3214471552,
parent = 32753, place = 16 '\020', pad1 = 241 '\361', pad2 = 152 '\230', pad3 =
191 '\277'}, property = {pad00 = 3214471440, window = 32753, atom = 3214471552,
time = 32753, state = 16 '\020', pad1 = 241 '\361', pad2 = 49048},
selectionClear = {pad00 = 3214471440, time = 32753, window = 3214471552, atom =
32753}, selectionRequest = {pad00 = 3214471440, time = 32753, owner =
3214471552, requestor = 32753, selection = 3214471440, target = 32753, property
= 3185270192}, selectionNotify = {pad00 = 3214471440, time = 32753, requestor =
3214471552, selection = 32753, target = 3214471440, property = 32753}, colormap
= {pad00 = 3214471440, window = 32753, colormap = 3214471552, new = 241 '\361',
state = 127 '\177', pad1 = 0 '\000', pad2 = 0 '\000'}, mappingNotify = {pad00 =
3214471440, request = 241 '\361', firstKeyCode = 127 '\177', count = 0 '\000',
pad1 = 0 '\000'}, clientMessage = {pad00 = 3214471440, window = 32753, u = {l =
{type = 3214471552, longs0 = 32753, longs1 = -1080495856, longs2 = 32753,
longs3 = -1109697104, longs4 = 32753}, s = {type = 3214471552, shorts0 = 32753,
shorts1 = 0, shorts2 = -3824, shorts3 = -16488, shorts4 = 32753, shorts5 = 0,
shorts6 = 23984, shorts7 = -16933, shorts8 = 32753, shorts9 = 0}, b = {type =
3214471552, bytes =
"\361\177\000\000\020\361\230\277\361\177\000\000\260]\333\275\361\177\000"}}}}}
eventTo = <optimized out>
i = <optimized out>
eventFrom = <optimized out>
eventlength = 32
#22 WriteEventsToClient (pClient=0x7ff1bfb3d0c0, count=<optimized out>,
events=<optimized out>) at ../../dix/events.c:6015
No locals.
ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: xserver-xorg-core 2:1.11.4-0ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-18.28-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
.tmp.unity.support.test.0:
ApportVersion: 1.94-0ubuntu2
Architecture: amd64
CompizPlugins: No value set for
`/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
Date: Wed Mar 7 16:17:20 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
ExecutablePath: /usr/bin/Xorg
ExtraDebuggingInterest: Yes, whatever it takes to get this fixed in Ubuntu
GraphicsCard:
Intel Corporation 2nd Generation Core Processor Family Integrated Graphics
Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller])
Subsystem: Lenovo Device [17aa:21e2]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
MachineType: LENOVO 1141CTO
ProcCmdline: /usr/bin/X :0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7
-novtswitch
ProcEnviron:
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic
root=UUID=1cf1e5bc-21fb-4b94-9c30-e859cea641db ro quiet splash vt.handoff=7
SegvAnalysis:
Segfault happened at: 0x7ff1bbc9bb01: movdqu %xmm0,-0x20(%rdi)
PC (0x7ff1bbc9bb01) ok
source "%xmm0" ok
destination "-0x20(%rdi)" (0x00000000) not located in a known VMA region
(needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: xorg-server
StacktraceTop:
?? () from /lib/x86_64-linux-gnu/libc.so.6
WriteToClient ()
WriteEventsToClient ()
TryClientEvents ()
?? ()
Title: Xorg crashed with SIGSEGV in WriteToClient()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
dmi.bios.date: 11/03/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 8HET40WW(1.22)
dmi.board.asset.tag: Not Available
dmi.board.name: 1141CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvr8HET40WW(1.22):bd11/03/2011:svnLENOVO:pn1141CTO:pvrThinkPadE420:rvnLENOVO:rn1141CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 1141CTO
dmi.product.version: ThinkPad E420
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.7.0+bzr3035-0ubuntu1~ppa1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.30-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.1-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu2
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev
1:2.6.99.901+git20120126-0ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati
1:6.14.99~git20111219.aacbd629-0ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
1:0.0.16+git20111201+b5534a1-1build2
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