/srv/irclogs.ubuntu.com/2009/09/14/#ubuntu-x.txt

apwtseliot, i hear you have bryces mantle this month ... just in time for a nasty intel gpu hang to appear09:06
tseliotapw: you're right. And I don't seem to be able to reproduce the problem here09:07
tseliotapw: did you find a way to reproduce the lockups?09:07
apwdamn i had two different machines do it in 5 minutes last night.  the second of wihch i was using to debug the first09:07
apwi _think_ but am not sure that a suspend/resume in the past may be required to trigger it09:07
tseliotok09:08
apwcirtainly two of the ones i've seen on my GM45E were instantly on resume09:08
apwi did maybe 5-6 s/r cycles last night and got one09:08
tseliotah09:08
apwit was definatly a gpu hang, sequence number thingy not going up any more09:08
apwjk mentioned that he had had one and indicated he had noted that he wasn't gettting interrupts any more09:09
apwi don't know if he meant they were disabled or not ...09:09
tseliotok, what bug number are you referring to? (just to be sure)09:09
* apw is looking for the 'how to debug GPU hangs page' to see if there are any preparetory steps to get more debug09:09
* apw gets the numbers09:10
apwthe original was filed by mdz09:11
apwbug #42405509:13
ubottuLaunchpad bug 424055 in xserver-xorg-video-intel "[i945GME] X freeze on Dell Mini 10v in Karmic" [Unknown,Confirmed] https://launchpad.net/bugs/42405509:13
apwi have bug #429199 and bug #429191 for my two occurances09:13
ubottuLaunchpad bug 429199 in xserver-xorg-video-intel "[GM45 Express] i915 graphics hang" [Undecided,New] https://launchpad.net/bugs/42919909:13
ubottuLaunchpad bug 429191 in xserver-xorg-video-intel "[945GME] i915 graphics hang" [Undecided,New] https://launchpad.net/bugs/42919109:13
tseliotgreat, I have a Dell Mini 10v so I should be able to reproduce the 1st bug09:14
apwmdz mentioned two other people who have seen it09:14
apwmy gme945 is also a mini10v, so you are in the right area there, though that has been the one  i have reprod'd it less often on09:14
apwmine are both with the -10.32 karmic kernel09:14
tseliotok09:15
apwis there any steps i should take (or a script to folllow) to get the most info from the next reproduce by09:15
apwtseliot, is this more likely to be kernel or mesa level issue do you think?  should i open kernel tasks on these bugs?09:17
tseliotapw: you can either try mdz's script or follow amitk's instructions: http://smackerelofopinion.blogspot.com/2009/06/looking-at-intel-x-hangs.html09:17
apwsmackerel of opinion is ckings blog09:18
tseliotapw: right, wrong person ;)09:19
* apw notes OSD has lost its mind and is using its second slot only ... sigh ... what else can break09:19
tseliotas regards the bug, I wouldn't know, I have yet to look into this problem09:19
tseliotthis is worse (with nvidia): https://bugs.launchpad.net/ubuntu/+bug/42900309:20
ubottuLaunchpad bug 429003 in eglibc "[karmic] Xorg (and anything GLX) crashes on startup" [High,Confirmed]09:20
apwtseliot, to add to your woes, my ATI based T30 with stock karmic on it, does not repaint the screen properly at all09:21
apwso i'd say thats all three major graphics in the crapper one way or anohter.  though that does at least make the intel look good09:21
tseliotapw: with and/or without compiz?09:22
apwwith compiz09:22
tseliothave you filed a bug report about it?09:22
apwnope not yet ... damn i should do that now ...09:23
apwi'll get it updated to 'now' and make sure its still there and get it filed too ... 09:23
* tseliot installs the new libc6 for testing. Wish me good luck09:23
* apw has that, so that i think will work :)09:24
apwtseliot, i note that the gdm login is ok on this machine ... i assume that is not compositied, it goes to poop as i login09:25
tseliotapw: try disabling compiz and see if you notice the same problem09:26
apwwill do09:26
tseliotthanks09:27
* tseliot restarts X09:28
apwtseliot, ok just did 4 s/r cycles on my GM45 and its come back up ok, but i am seeing screen corruption now, and all of my window manager wigets are invisible.  still there but invisible09:40
apwoh and now, hitting print screen, has taken it out09:40
tseliotapw: what do you mean by window manager widget? Can you take a screen shot, please?09:41
tseliotoh09:41
apwas in the decorations the wm normally adds, the top bar with the title etc ... all invisible09:42
apwyou can click (could) on them and move the windows, but they are 'not there'09:42
tseliotare you using compiz?09:42
apwyep using compiz09:43
apwapw@dm$ cat i915_gem_seqno09:44
apwCurrent sequence: 180746809:44
apwWaiter sequence:  180746909:44
apwIRQ sequence:     180744709:44
apwi assume that that is bad?09:44
apwtseliot, is there anything else i can gather to help understand this one?09:44
tseliotok so obviously something wrong happens when suspending/resuming09:45
tseliotcan you add these details to the bug report?09:45
apwi'd say its a trigger for sure ... i logged out and in, then did 4 s/r and thats the state i ended up in09:45
tseliotor maybe file a new one09:45
apwwhats your preference, can do either09:46
apwi have some pictures of the mess just before it locked too09:46
tseliotmaybe file a separate bug so that I can upstream it09:46
apwack09:47
tseliotif they are really the same bug then we'll merge the 2 reports09:47
apwyep understand its easier to merge than split every time09:49
apwtseliot, bug #42924110:05
ubottuLaunchpad bug 429241 in xserver-xorg-video-intel "[GM45E] i915 graphics corruption and hang" [Undecided,New] https://launchpad.net/bugs/42924110:05
hyperairis there a known boot-hang with the karmic kernel and ati cards?10:09
hyperairboot-hang issue i mean10:09
tseliotapw: thanks10:16
apwhyperair, not that i am aware of as yet10:18
apwtseliot, confirmed my ati experience is fine with compiz disabled10:18
apwhyperair, i assume your hang is before login?10:19
tseliothyperair: what do you mean by boot-hang exactly?10:19
hyperairapw, tseliot: i'm not sure of the specifics, as i've never actually looked at it yet. this is from descriptions a friend gave me (he went and reinstalled 8.10 due to network issues in jaunty and boot-hang issues in karmic)10:20
tseliotapw: ok, can you file a bug report about it (including this detail), please?10:20
hyperairapw: it definitely doesn't reach the login screen, at least.10:20
hyperairapw: from what i've heard, it's like the usplash times out and then falls back onto a black screen with a blinking cursor.10:21
tseliothyperair: I would need him to reproduce the problem, reboot, boot in Recovery mode and collect /var/log/Xorg.0.log and /var/log/Xorg.0.log.old10:21
* apw turns into bug file monster10:22
hyperairi'll see if i can grab hold of him sometime =\10:22
tseliotheh10:23
* tseliot reboots into jaunty hoping that ubuntu startup disk creator works there10:32
hyperairit works for me on karmic =\10:37
hyperairit just takes up loads of i/o and hangs my entire machine for a good 10 minutes or so10:37
apwtseliot bug #42925111:07
ubottuLaunchpad bug 429251 in xserver-xorg-video-ati "ATI graphics corruption with compiz" [Undecided,New] https://launchpad.net/bugs/42925111:07
tseliotapw: thanks again11:07
apwheh ... a world of pain shoved over the wall and he thanks me :)11:08
tseliota world of pain without useful information would be much worse ;)11:09
apwi shoved a GPU dump into that GM45E hang no idea what that says mind, hopefully someone can read it11:10
_B00good morning :D11:17
_B00anyone about?11:18
tseliotapw: that's definitely useful. I'll try to get a GPU dump on the Dell Mini 10v too. Upstream developers such as jbarnes should be able to read them (unfortunately I'm not)11:21
tseliot_B00: what's up?11:21
_B00hi tseliot, just wondering what this is.11:22
_B00is it updates for the x-server?11:22
_B00as I'm having trouble getting gfx drivers to work on me TNT2 (snigger)11:22
tseliot_B00: "this" being what? This channel?11:22
_B00yea adn the webby, also the selection in the 3rd party software on ubuntu tweak11:23
tseliot_B00: are you using Nvidia's proprietary driver?11:23
_B00I've tried loads of variations and settings from various forums11:23
_B00even the drivers on nvidia web11:23
_B00I read there was a known bug for my card with this release of ubuntu (jaunty 9.04)11:24
_B00I think all I have is nv at the moment, after cleaning the drivers out i chose11:25
_B00which did not work11:25
tseliot_B00: that might be a problem. Installing all kinds of drivers (especially the ones from Nvidia's website) can cause problems with the packages in Ubuntu11:25
_B00VGA compatible controller: nVidia Corporation NV5M64 [RIVA TNT2 Model 64/Model 64 Pro] (rev 15)11:26
_B00I installed a set of drivers one at a time tseliot 11:26
_B00then purged the installs after no success11:26
_B00"no nvidia driver present nvidia_something_so11:27
_B00"11:27
_B00I went to the directory and there it was. So no idea personally11:28
tseliot_B00: did you uninstall the one from nvidia's website?11:28
_B00yea11:28
_B00i do a whereis nvidia and nothing shows11:28
_B00also gui search :D no results11:28
tseliotplease try installing the driver (nvidia-glx-71) with either jockey or envyng and, if it doesn't work, please file a bug report on launchpad about nvidia-glx-7111:30
* tseliot restarts X11:30
tseliotapw: can you add the version of mesa that you're using with the -ati driver to the bug report, please?11:55
apwtseliot, doesn't that get picked up with the ubuntu-bug ...-ati ... shame on us11:56
tseliotapw: my bad. This is what happens when I look at different bugs at the same time...11:57
tseliot;)11:57
apwtseliot, is it already in there?11:58
tseliotapw: yep11:58
* apw finds another corruption bug in ati11:58
tseliotlibgl1-mesa-glx 7.6.0~git20090817.7c422387-0ubuntu311:58
apwseems that the OSD gets shows crapola like an old fashioned TV off tune when connecting the network!11:58
apwwithout compiz11:58
tseliot:-/11:59
* apw files more bugs ... boo11:59
apwnow is that an OSD bug, or a grpahics bug12:00
tseliotso xrender is broken too... nice12:00
apwonly seems to be affecting OSD ...12:01
apwnothing else i've tried is ill12:01
apwoh xrender, not everyone uses that i guess12:01
* tseliot nods12:03
tseliotcan you reproduce the problem with -intel (without compiz)?12:03
* apw tried12:04
apwtries12:04
apwtseliot, seems ok on this intel GM945E12:06
tseliotapw: ok, let me see if upstream is aware of this12:10
apwtseliot, bug #42929512:10
ubottuLaunchpad bug 429295 in xserver-xorg-video-ati "OSD showing corruption on ATI graphics" [Undecided,New] https://launchpad.net/bugs/42929512:10
tseliotapw: great, I'll try to upstream this too12:11
jcristautseliot: so you're the new bryce? :)12:14
tseliotjcristau: only for this month12:14
apwi think thats a compliment :)12:14
tseliotapw: it surely is ;)12:15
* apw fills his digital camera with pictures of broken ubuntu :/12:18
apwi've marked that OSD one for osd as well, so its visible when regular users try and file a duplicate12:20
tseliotapw: good move. Thanks12:20
* tseliot is waiting on the Dell Mini 10 v to finish its endless dist-upgrade...12:21
apwheh nasty12:22
apwtseliot, anything more i can specifically do on any of these?  else i'll wander off and tread the fine line between them12:22
apwobviously if you think any of them are kernel, do yell at me12:23
tseliotapw: ok, I'll let you know. Thanks12:24
apwthe intel stuff is likely to be a major pain point till its fixed 12:24
* tseliot (sadly) agrees12:26
* tseliot -> lunch12:26
tjaaltonisn't it the one where downgrading mesa helps?12:37
apwtjaalton, it ?13:06
apwi915 hangs, ati corruption, or osd corruption, or something else?13:07
tjaaltonapw: i915 hangs with compiz13:13
apwtjaalton, is there a recommended downlevel for testing there?13:13
apwi seem to be able to trigger it pretty quickly if i suspend/resume a lot13:14
tjaaltonapw: the last 7.5.x version should work13:14
tjaaltonbefore the snapshot13:14
tjaaltonand I see it too13:14
apwits the suspend/resume contribution to the issue which worries me, is mesa aware of such things?13:15
hyperairre suspend/resume compiz hanging, is it the one where it doesn't redraw, but continues to accept input?13:17
hyperairit seems to have disappeared for me recently13:17
hyperairbut before that, i use a hotkey that restarts compiz13:17
apwi've separatly seen that one today as well13:17
tjaaltonapw: guess the driver state gets broken on susp/resume13:17
apwwhere you could shift desktops using the keys but the screen was blank13:17
apwi think it regressed to death pretty soon after that13:18
apwbah too many similar issues ... hard to know which one one has13:18
hyperairheh yeah13:18
hyperairif you're on KMS, switching to a VT works13:18
hyperairi'm not sure about without13:19
tseliotapw: as regards the problem with osd and ati. Can you try adding the following options (one at the time) in the "Device" section of your xorg.conf? Option "EXANoComposite" Option "EXANoUploadToScreen" Option "EXANoDownloadFromScreen"15:47
apwtseliot, one at time as in 'each on its own'15:52
tseliotapw: yes, that would be a better explanation of what I meant to say ;)15:53
apwtseliot, do those take a parameter?15:55
apwie are they all 'true' in your thing there15:56
jcristauno parameter is the same as true15:56
tseliotright15:56
apwtseliot, nope none of those help16:02
tseliotapw: ok, thanks16:03
apwtseliot, bug updated16:05
tseliotapw: thanks again16:06
* tseliot is trying hard to make its GPU hang after 5 suspend/resume cycles16:19
tseliotapw: any suggestions on how to make the GPU lock up on suspend/resume (other than beating the netbook with a stick). It hasn't locked up after 11 cycles16:40
apwtseliot, not really ... i found it tended to happen on resume that was all16:52
tseliotok16:52
apwi've not see any other definative trigger16:52
tseliotthis GPU seems to be bullet-proof...16:52

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