/srv/irclogs.ubuntu.com/2011/09/19/#ubuntu-kernel.txt

bullgard4How is the 'machine hardware name' defined that the command '~$ uname -m' outputs? '~$ info coreutils 'uname invocation' returns the additional information: "sometimes called the hardware class or hardware type" and does not give a definition either.03:49
jk-bullgard4: it's defined when the kernel is built04:06
bullgard4jk-: Right. And what is the definiton for 'machine hardware name' in this situation?04:36
bullgard4jk-: Right. And what is the definiton for the term 'machine hardware name' in this situation?04:36
jk-bullgard4: it's a string describing the system architecture05:09
jk-x86_64 / ix86 / powerpc / arm / etc05:09
bullgard4jk-: Where does '~$ uname -m' take this "string describing the system architecture" information from?05:32
jk-bullgard4: from the kernel, through the 'uname' syscall.05:33
bullgard4jk-: Thank you very much for your help.05:45
diwicgood morning06:20
diwicsince I upgraded to oneiric on my development machine, I'm occasionally having network troubles. (i e, this machine can successfully connect anywhere, whereas the other one gets things as "interrupted connection" or "connection timed out" errors, even though they are connected to the same router). It's happening right now, should I attempt some kind of debugging before trying to resolve the problem?06:23
diwictimeout - I shutdown/rebooted the faulty computer which resolved the problem06:33
=== Quintasan_ is now known as Quintasan
* smb regretfully stomps in07:12
ppisatimorning *08:00
* ppisati go get a lot of coffee...08:00
* smb already trying that for a while now...08:03
* smb watches apw's cve frobber produce incoming mail08:04
ppisatismb: ah, welcome back Stefan! :)08:05
smbppisati, Thanks, though it probably needs a bit till I am really back (iow not half asleep)08:05
* apw giggles ...08:22
jk-hey apw, ppisati, smb 08:24
apwjk-, moin ... how you doing08:24
jk-apw: yeah, not too bad. yourself?08:24
apwjk-, tired as heck still :/  i hate travel08:31
apwsmb, http://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-1747.html08:31
ubot2apw: The agp subsystem in the Linux kernel 2.6.38.5 and earlier does not properly restrict memory allocation by the (1) AGPIOC_RESERVE and (2) AGPIOC_ALLOCATE ioctls, which allows local users to cause a denial of service (memory consumption) by making many calls to these ioctls. (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1747)08:31
apwhttp://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-1576.html08:32
ubot2apw: Red Hat Enterprise Virtualization (RHEV) Hypervisor allows remote attackers to cause a denial of service via unspecified vectors that cause the napi_reuse_skb function to be used on VLAN packets, which triggers (1) a memory leak or (2) memory corruption, a different vulnerability than CVE-2011-1478. (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1576)08:32
jk-apw: still? argh. I seemed to reset okay this time.08:32
apwthats the one08:32
apwjk-, yeah feels like that08:32
apwhttps://bugs.launchpad.net/ubuntu/+source/linux/+bug/852653/comments/208:48
ubot2Ubuntu bug 852653 in linux "BUG: unable to handle kernel NULL pointer dereference at (null)" [Undecided,Confirmed]08:48
=== chrisccoulson_ is now known as chrisccoulson
diwicapw, have you heard anything about the downtime of kernel.org, as of when they expect to be back online?08:58
apwdiwic, not a damn thing.  it has been a long time now08:58
diwicok08:58
ppisatilamont: how did the builder reacted to the new kernel?09:06
apwsmb, the virtual-extra stuff got approved and applied, so you might want to review your blocked WI and see if it can be closed or not10:42
lamontppisati: the new kernel did nothing for the build issue, which was root-caused to binfmt-support being a build-dep. Other than not fixing the unrelated problem (which _would_ be worrisome), the machine is doing just fine with the new kernel.  I support this kernel for SRUdom10:45
ppisatilamont: cool, thanks11:11
ppisatilamont: uhm11:11
ppisatilamont: nothing, nevermind11:12
ppisatii filled a bug against linux-omap, but LP keeps saying it's against linux-meta11:12
ppisatibug 85378311:12
ubot2Launchpad bug 853783 in linux-meta "vfat support=m: chicken egg situation while removing the running kernel" [Undecided,New] https://launchpad.net/bugs/85378311:12
lamontmaybe it needs an "also affects" and then a close of the linux-meta one... that's what you get for splitting the metapackage out into realness. :-p11:16
ppisatibecause it was linux-ti-omap...11:26
ppisatidamn...11:26
smbapw, Yes I was just thinking the same this morning. I would say I can close it as the extra package removes the need for better selection of what is included in the main one.12:14
lamontppisati: in fact, if you want to hand me a source package with a ~ version number so that the natty SRU wins, I might be highly interested in that13:38
apwsmb, yeah just make a note in the Results section of the spec and move it Done i say13:40
smbapw, Ok, may have made the note in the wrong place then (in the blueprint) but otherwise its done.13:42
smbapw, Hm, maybe not. Since that was only a collection of open ends, I think there was no specific spec for that. So I hope the whiteboard is enough13:45
apwwill have to be indeed smb13:45
* ogasawara back in 2014:11
=== bdmurray_ is now known as bdmurray
ppisatilamont: a dpkg -b <natty kernel dir> has created a .dsc and a huge .tar.gz (~760MB)14:47
ppisatidoh!14:47
smbppisati, Could it be you are missing the appropriate orig.tar.gz?14:48
lamontppisati: and here I was hoping you had a better handle on the whole packaging process than I did.... I suspect that it wants a tar.orig.gz from the archive or so14:48
ppisatidunno14:50
ppisatiactually i did a dpkg-source -b <dir>14:51
ppisatito get the src pkg14:51
ppisatilamont: what if i create a branch on zinc, tag it and you get from there the src?14:51
lamontsure14:51
ppisatiperfect14:51
smbppisati, Oh right should be a binary package which has nothing to do with orig.tar.gz... Hm, that sounds then a bit like packing up the unstripped versions... 14:53
* smb wonders how big the packages in the archive are...14:53
ppisatilamont: git://kernel.ubuntu.com/ppisati/ubuntu-natty.git omap4_natty_ehci15:04
lamontta15:05
ppisatilamont: so, in the end the problem was in userland, right?15:07
ppisatilamont: did you retry with the oneiric kernel?15:07
lamontppisati: the problem was isolated to trying to umount /proc before umounting /proc/foo15:08
lamontwhich is 100% userland15:08
ppisatiah ok15:10
ppisatigot it15:10
=== kamalmostafa is now known as kamal
cr3is it true to assume that unless a child device path under sysfs specifies a driver explicitly then it necessarily uses the driver from a parent device path? ie, /sys//devices/pci0000:00/0000:00:1c.1/0000:03:00.0/ieee80211/phy0/rfkill0 probably uses the same driver as /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.015:41
cr3... where driver information is retrieved from the DRIVER entry in udev15:44
tgardnerdmesg15:44
tgardner-EWRONGWINDOW15:44
smbherton, Heck if I could remember. When I think the changes of a rebase have no effect on a topic branch, I set the workflow task to invalid, is that right?15:49
hertonsmb: yep, that's ok15:50
smbherton, Ok, thanks. 15:50
hertonsmb: you can use check-release-tracking-bugs --invalidate --bug=<number> for that15:51
smbherton, Ah, ok there was something more to it then. I remember now. That also changes something else to please ignore...15:52
hertonyes, the bug title, the cmd line tools does in one go everything so it's easier15:54
herton*tool15:54
smbherton, right. done now. and hopefully one day I *will* remember the tool...15:55
* herton -> lunch16:08
tgardnerogasawara, 'UBUNTU: SAUCE: Unregister input device only if it is registered' has the wrong bug number in the commit log16:40
ogasawaratgardner: bah, really? 16:41
tgardnerogasawara, would I lie to you ? :)16:41
ogasawarabug 83923816:43
ubot2Launchpad bug 839238 in linux "[Dell Vostro 1450] System halted when unit is idle for a while." [Medium,In progress] https://launchpad.net/bugs/83923816:43
tgardnerogasawara, I didn't look too close, but that doesn't seem related.16:43
ckingagain?16:58
ckingoops, wrong window16:58
smbThere seems to be a united pattern somewehere17:00
bdmurrayogasawara: I'll prepare the kerneloops upload disabling today right?17:02
ckingjust losing focus17:02
ogasawarabdmurray: yep, that'd be great.  thanks.17:03
=== tyhicks` is now known as tyhicks
* tgardner --> lunch18:08
bdmurraybjf: what log files is bug 728034 missing?18:18
ubot2Launchpad bug 728034 in linux "[Dell DXP051, SigmaTel STAC9221 A1, Green Headphone Out, Front] Playback problem" [Undecided,Incomplete] https://launchpad.net/bugs/72803418:18
bjfbdmurray, looking18:18
bjfbdmurray, lspci is missing18:22
bjfbdmurray, not saying it's right, but that's what caused the spam18:23
bdmurraybjf: okay I reported it using the audio symptom so either that or the criteria should change18:24
bjfbdmurray, i did think that we got lspci for everything though18:24
ckingcurses pulse audio18:27
bjfapw, that system just arrived18:43
apwbjf, awsome, two boxes yes18:55
bjfapw, ack18:55
apwbjf, alledgedly the small one is the upgrade for the large one, have fun :)18:55
bjfapw, it seems pretty heavy for an upgrade, will have to see18:56
bjfapw, no wonder, the "upgrade kit" is a new mainboard, a 1200 watt power supply and a new heatsink18:58
apwbjf, yeah a 1.2kw powersupply19:01
* apw thinks he has had enough for one day ... see you tommorrow19:02
komputesDoes anyone know where I can find an updated list of kernel parameters like this: http://www.cyberciti.biz/howto/question/static/linux-kernel-parameters.php19:19
mjg59Documents/kernel-parameters.txt in the kernel source19:19
komputesmjg59: is there a way to see that using a web browser (a URL I can use to always see the latest)?19:20
Sarvatthttps://github.com/torvalds/linux/blob/master/Documentation/kernel-parameters.txt19:20
komputeshttp://www.kernel.org/doc/Documentation/kernel-parameters.txt :(19:21
komputesthanks Sarvatt 19:21
komputeswhen using the 'debug' kernel parameter is it used in this manner 'debug=1' (debugging on) 'debug=0' (debugging off) OR doe it use log levels 'debug=[1-7]'. Secondly, where are these (verbose) debug logs to be found?19:38
komputesI'm having a hard time understanding what "iommu=off" actually does.20:09
* jjohansen -> lunch20:29
dupondjehttps://bugs.launchpad.net/ubuntu/+source/linux/+bug/703180 any chance this could be fixed before final?21:43
ubot2Ubuntu bug 703180 in linux "SD card reader inaccessible without pci bus rescan" [Undecided,Confirmed]21:43
jjohansendupondje: before release?  possible but unlikely.  The oneiric kernel is now in kernel freeze so all patches have to go through the SRU process.21:52

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