/srv/irclogs.ubuntu.com/2012/05/25/#ubuntu-kernel.txt

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HungryManHey, is this a good place to make a feature request/ suggestion? I was brought by the wiki =p02:18
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* apw yawns07:46
smbapw, needs more loudness07:47
smb... and listening caps07:47
smbapw, you are loud now (or where) but could not hear me07:48
apwright ... so normal 'mic adjusting to my level' thing07:48
apwand pulse being broken07:48
diwicof course it's the kernel that's broken07:49
smbdiwic, That is a dangerous thing to say here07:49
apwdiwic, heh probabally07:50
diwicsmb, my point was that pulse is often being blamed for problems elsewhere in the stack07:50
apwdiwic, especially by people who maintain other bits of it07:50
smbdiwic, Its cannot ever be our lovely kernel... :-P07:51
apws/lovely/near perfect/07:51
apws/near perfect/near angelic/07:51
diwicI find it strange that mumble/murmur does not have an echo service, like skype test call.07:55
smbdiwic, It does, its called colleagues...08:02
apwdiwic, that would be nice08:18
apw    Merge branch 'perf-uprobes-for-linus' of git://git.kernel.org/pub/scm/linux/08:55
apw    08:55
apw    Pull user-space probe instrumentation from Ingo Molnar:08:55
apwsmb, who was asking for uprobes ?08:56
smbapw, someone... cannot remember08:56
apwogasawara,        - The seccomp work from Will Drewry09:05
apwseems we should expect that to fall out in v3.509:05
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ppisatibrb09:36
* ppisati -> out for lunch10:33
* apw lunches11:42
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ogasawaraapw: cool, I'll make a note for the 3.5-rc1 rebase13:00
jsalisburyhenrix, tgardner, just curious if someone had a chance to review bug 1002388 ?  There are several new duplicates today.13:07
ubot2Launchpad bug 1002388 in linux "package linux-image-3.2.0-24-generic 3.2.0-24.38 failed to install/upgrade: subprocess installed post-installation script returned error exit status 17" [Medium,Confirmed] https://launchpad.net/bugs/100238813:07
jMCgOH YEAH! I know where it's stuck!13:33
jMCgFinally! Good Afternoon ladies and gentleman. And welcome back to my favourite most bug!13:34
tgardnerapw, very sensible13:34
jMCghttp://dpaste.com/752116/13:36
apwjMCg, ?13:37
jMCgapw: that's where it's stuck. It's not moving on from that point on.13:38
jMCgThat's what I see in the serial console - and it's not answering on any of the IPs I configured so I'll assume it's dead, Jim.13:40
apwjMCg, does this happen reliably ?13:41
apwif you add --verbose to the kernel command line (yes with the --) it will tell upstart (init) to tell us more about what it is doing as it goes, and may tell us what is stuck13:41
jMCgapw: currently I'm booting Lucid with the kernel from Host which is running Precise.13:42
jMCgBut, yeah, I'll add --verbose and see what happens.13:42
jMCgI have a feeling I'm doing this debugging every six or so months.13:43
jMCgapw:  http://sprunge.us/aRZA13:45
xnoxAs part of 'backport kernels back to precise' are fs-tools backported as well (e.g. btrfs, ext4, etc)?13:46
xnoxif yes, how/where/by whom/?13:46
apwxnox, hmmm, not currently, tgardner i wonder if we should be pulling fsck et al back as part of hwe-server conceptually13:47
tgardnerapw, only if there are significant improvements. Even then, they can come in via the -backports pocket and work for all kernels.13:48
xnoxok.13:48
apwtgardner, seems reasonable13:48
jMCgapw: I may add --debug too, for more verbosity.13:48
xnoxAfter uploading updated btrfs-tools, almost immediatly I get a followup "can we have it in precise please?"13:49
apwjMCg, i have been offered this "http://upstart.ubuntu.com/cookbook/#establish-blocking-job" as maybe helpful13:49
apwxnox, heh ... now thats not a supprise13:50
apwjMCg, can you pastebing the --debug output pls13:50
apwtgardner, so this symlink thing do we want to figure it out or just avoid id13:51
apwtgardner, as if i unlink it, its gone and we'll never know about the error13:51
jMCgapw: probably more easily that finding the blocking job.13:51
tgardnerapw, we likely have to figure itout 'cause it may impact LUKs installs, etc13:51
apwtgardner, ok then just the fixed errors so we can tell which went wrong then13:51
tgardnerapw, right. we can get cjw and infinity to have a look as well. they likely have the institutional knowledge to advise us.13:52
jMCgapw: it's just 40 lines longer..  http://sprunge.us/iGaU13:53
apwjMCg, it feels like mountall has started and not finished13:56
apwcan you check the UUIDs from fstab, that they match both the swap and /13:56
jMCgapw: I don't use UUIDs in /etc/fstab13:56
apwmissing device then, are all the device names right13:57
jMCgapw: it's hard to get them wrong /dev/vda for / - /dev/vdb for swap, /dev/vdc for /var, /dev/vdd for /opt13:57
jMCgBut I'll check again.13:57
apwsmb, didn't we change the device names for virtual disks somewhen between lucid and precise ?13:58
apwjMCg, did you say you had lucid userspace and precise kernel ?13:58
smbapw, yes for xen13:58
apwsmb, was vda xen ?13:58
jMCgYeah, the software I need to run doesn't support prceise yet :-/13:58
apwso was the precise kernel just the HOST or in the VM as well13:59
smbapw, It was hacked to sda for pv disks but shouold always have ben xvda13:59
smbapw, vda sounds like kvm14:00
apwsmb, ok not that then14:00
jMCgKVM it is.14:01
jMCgSorry, I'm pretty and sure I mentioned that. Yesterday.14:01
apwbe assured none of us can remember more than 10m ago, let alone yesterday14:02
jMCgWhich reminds me, I made tea.. a while ago.14:02
apwsee, you didn't remember your tea.  heinus crimb14:02
apwtgardner, top of quantal i386 generic is pae right ?14:03
tgardnerapw, that doesn't make sense to me. the _only_ i386 flavour is generic (which is PAE)14:04
apwtgardner, thats what i was asking ... making sure i was building the flavour i watned14:05
jMCgI think last time I had this problem i fixed it by upgrading to whatever came before what we have now.14:06
jMCg11.10, probably.14:07
jMCgBut I cannot do that in this case, because zimbra.14:07
apwso disks matches for both fss and swap14:10
apwjMCg, whats in your fstab14:12
jMCg http://sprunge.us/MfYW14:13
jodhjMCg: try adding '-v' to mountall in /etc/init/mountall.conf, and then creating a job like this:http://paste.ubuntu.com/1006452/14:13
jMCgcool.14:14
jodhjMCg: ... and try commenting those 2 remote mounts out of /etc/fstab :)14:14
jMCgjodh: pfft ;)14:14
apwjodh, do we do those at the same time, not later in a second mount pass ?14:15
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jMCgapw, jodh - while adding -v might have done something, I don't think the job I created did:  http://sprunge.us/ggIV14:25
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jodhapw: it seems to tag remote mounts "nowait" so they will get processed after the rest, yes.14:32
jodhjMCg: so did you comment out those 2 mounts? Can you boot to runlevel 1 btw?14:32
jMCgjodh: yes, I did comment them out, and no, apparently not.14:33
jodhjMCg: so you've tried an explicit "1" on the command-line?14:33
jMCgjodh: no, I haven't - I never new you could do that!14:33
jMCg"virsh destroy mail"14:34
jMCgI'm glad it's actually harmless.14:34
jMCgjodh: nope, 1 odesn't do a thing :-/14:40
jodhjMCg: ? it hangs still attempting to boot to runlevel 1?14:41
jMCgjodh: yes14:42
jMCgI might add that I don't see anything in either VNC or the serial console.14:51
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apwtgardner, i am conflicted about putting a buglink in this fix for the grub errors, as we are almost cirtainly going to want to sru it to try and get more information from these failures, but i don't want the bug to close really ... sigh15:02
apwtgardner, i feel i am right to put it in regardless15:03
apwjsalisbury, bug #1002388 this is your master bug right ?15:03
ubot2Launchpad bug 1002388 in linux "package linux-image-3.2.0-24-generic 3.2.0-24.38 failed to install/upgrade: subprocess installed post-installation script returned error exit status 17" [Medium,Confirmed] https://launchpad.net/bugs/100238815:03
jsalisburyapw, correct15:03
jodhjMCg: has this system ever booted correctly? I came in late to the conversation. Have you put any non-default jobs in place? If so, disable them. Maybe try booting with "init=/bin/bash" then "mount -oremount,rw /" and have a sniff around.15:10
apwjsalisbury, so when these debug fixes drop into quantal, and likely later into precise we need to move the bug back to 'in progress'15:15
jodhjMCg: err - hold on. I think mountall is getting SIGTRAP - indicating dodgy hardware.15:15
jsalisburyapw, will do.  How will I know when the debug fixes land? 15:16
apwwell quantal i have pushed it in already so on the next upload, we'll see if the world explodes and if not then we'll push it back15:17
jMCgjodh: it's a VM!15:17
jsalisburyapw, ok, thanks15:17
apwjsalisbury, not ideal, sigh, i could file a separate bug for the debug i guess, would that be less confusing?15:17
jsalisburyapw, nah, I understand ;-)15:18
jMCgRight.15:18
apwjsalisbury, thanks ... i will forget :)15:21
jMCgjodh: this is a KVM starting up a Lucid, and I'm booting it with Precise kernel because I dunno.. Grub doesn't quite boot it either..15:22
jodhjMCg: hmm. well waitid() appears to be returning SIGTRAP for mountall looking at your log. So has this system ever booted??15:28
jMCgjodh: it's KVM - it's booting many other other (Precise) VMs15:29
jodhjMCg: that's not what i asked - has the vm we're talking about ever booted correctly? I came into this issue half way through.15:34
jMCgjodh: nope.15:34
jMCgWell, it has - with a grml ISO.15:34
jodhjMCg: and going back to the other question - have you installed any additional jobs over the default set?15:35
jMCgjodh: yes: ttyS0.conf15:36
jMCgjodh: and the one you told me to install15:36
jMCghttp://paste.ubuntu.com/1006452/15:36
jMCgI think it was you. Something about 10 minutes memory.15:37
jodhjMCg: what does your ttyS0 do exacly? I can guess, but I'd rather see it.15:37
jodhjMCg: and have you tried booting with init= yet?15:37
jMCg16:02:10 < apw> be assured none of us can remember more than 10m ago, let alone yesterday15:38
jMCgjodh: not this time around. I was actually just getting ready for dinner, because sugar levels gone down and concentration out the window and stuff.15:38
jodhjMCg: right - can this wait until Monday then?15:39
jMCgprobably I got enough other things to do.15:40
jMCgjodh: which timezone are you?15:40
jMCgI should probably pass init= an init..15:40
jodhjMCg: BST15:41
jMCgotherwise you get: http://dpaste.com/752152/ !15:41
jMCgjodh: excellent. I'm in CEST.15:41
jMCgTarget filesystem doesn't have requested /bin/zsh.15:42
jMCgooops.15:42
jMCg    <cmdline>root=/dev/vda ro serial=tty0 console=ttyS0,38400 init=/bin/sh</cmdline>15:44
jMCgstill gets stuck at: Begin: Running /scripts/init-bottom ... done.15:45
jMCgAnyway, off for dinner now.15:45
jodhjMCg: try init=/bin/bash as I said.15:45
jMCg17:37:52 < jodh> jMCg: and have you tried booting with init= yet?15:45
jMCg;)15:45
jodhjMCg: that was the reminder - look further up.15:45
jodhjMCg: :)15:46
jMCgBegin: Running /scripts/init-bottom ... done.15:46
jMCgbash: cannot set terminal process group (-1): Inappropriate ioctl for device15:46
jMCgbash: no job control in this shell15:46
jodhjMCg: that's expected - and you now have a shell.15:46
jMCgjodh: headache, cold, and running nose all do prevent me from looking further up.15:47
jMCgjodh: \o/15:47
jMCgAlso, hunger. gaaaahnmpfzd. I'll leave the shell where it is, and see if I can get this thing booting itself after dinner.15:49
jMCgAnd I need to restock hankie supply.15:49
jMCgSo, happy Towelday, and read you later o/~15:50
tgardnerapw, is this right for the enforcer ? "arch amd64 & value CONFIG_XEN_ACPI_PROCESSOR y"15:52
ckingkirkland, more eCryptfs results heading your way15:56
apwtgardner, checking15:56
apwtgardner, do we care about the value in the other arches ?15:58
apwtgardner, i worry it will be invalid on non-amd64, give me a sec to test15:59
apw(arch amd64 & value CONFIG_XEN_ACPI_PROCESSOR y) | !arch amd6416:01
apwtgardner, ^^ 16:01
kirklandcking: woohoo!16:10
kirklandcking: dude, you're tearing this up :-)16:10
kirklandcking: really excited to have you on this :-)16:10
ckingkirkland, well, lets see what the results are on normal laptops - I don't want to get too excited yet ;-)16:10
kirklandcking: heh16:12
kirklandcking: i'm excited already16:12
ckingkirkland, yep, I'm pleased with the SSD results - it certainly is a positive step forward16:13
tgardnerogasawara, even if we don't upload a 3.5-rc1 kernel for A1, we should consider uploading whats in master-next right now since it'll fix some AA problems.16:40
ogasawaratgardner: was thinking the same and was gonna shove up an upload this afternoon16:41
tgardnerogasawara, I like the way you think :)16:41
* cking grabs some food16:43
splnetHow do I enable the kernel crashdump utility? I ran apt-get install linux-crashdump; reboot ; Then after rebooting, I experienced a kernel panic.. but it didn't reboot into the crash kernel. 16:49
splnetIs this what is supposed to happen?16:49
tgardnerCaribou, haven't you been working on this ? ^^16:50
ppisatiherton: new P/omap4 "released" (1414.19), 1413.18 invalidated16:59
hertonppisati, ack, will upload once the previous one QA and releases17:01
hertonprevious one == .1717:01
ppisatiherton: ack17:02
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ogasawaradchroot -c quantal-amd6417:27
ogasawaraem: Access not authorised17:27
ogasawaraia: You do not have permission to access the schroot service.17:27
ogasawaraia: This failure will be reported.17:27
ogasawaratgardner-lunch: ^^ when you get back, seeing this on gomeisa17:27
apwogasawara, i think i've added you to sbuild17:42
apwif you could logout, in and retest17:42
ogasawaraapw: ack17:42
ogasawaraapw: ah much better, thanks17:43
apwogasawara, hopfully i got everyone17:44
* apw relocates to a comfy chair17:44
jMCgSo! I'm back. From dinner. And I have bash as init.17:48
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tgardnerogasawara, I know whats going on. gimme a sec17:52
ogasawaratgardner: apw got me sorted17:52
tgardnerapw, did you run the install_kernel_devs.sh script ?17:53
apwtgardner, nope, i thought that'd been done already17:53
tgardnerhmm, he must have.17:53
apwi just sorted the groups17:53
tgardnerapw, you can run it repeatadly17:53
apwi just sorted the groups17:53
apwbah ... ok you should prolly do that17:54
tgardnerapw, its ok, on these LDAP machines that  is about all the script accomplishes17:54
apwahh right17:55
* cking -> EOD18:04
jjohansenbjf: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/971685, for the Quantal nomination is there in reason that is marked In Progress18:36
ubot2Launchpad bug 971685 in linux "CVE-2012-1601" [Medium,In progress]18:36
jjohansenbjf: the fix is in the commit logs18:37
bjfjjohansen: no reason i can think of18:38
jjohansenbjf: okay, I'll change it then, thanks18:38
bjfjjohansen: maybe i clicked on the wrong task and didn't notice18:38
* ogasawara lunch18:53
HungryManIs this the proper area to make a feature request? 20:12
ogasawarawow, he didn't stick around long.  and I was just about to tell him to file a bug20:16
jsalisburyheh20:16
apwheh he was in yesterday for a bit, again with noone about20:20
tgardnerogasawara, pushed a couple of config changes before you pacvkage and upload20:24
ogasawaratgardner: I saw the IWLWIFI_EXPERIMENTAL_MFP change.  I was gonna hold it till the next upload as I'd already prepped the package and test built20:25
tgardnerogasawara, thats fine. I'm just grinding through the config blueprint20:25
ogasawaratgardner: ack, thanks for doing that20:26
tgardnerogasawara, its mostly mindless, which is where I'm at this time of the week.20:26
tgardnerapw, CONFIG_CIFS_EXPERIMENTAL seems to have disappeared out of all Kconfigs, so why doesn't it get elided on an updateconfigs ?20:35
apwtgardner, looking20:37
apwtgardner, indeed, and its not in the generated configs either ... will poke its a thinko somewhere20:44
tgardnerapw, it'll wait until next week. I think I'm done for the day.20:45
apwtgardner, its on my todo :)20:45
* tgardner -> EOW20:50
hallynsay, should 'apt-get install linux-headers-virtual' install linux-headers-3.2.0-23-virtual ?21:11
jMCghallyn: it should instll linux-headers-$latest-virtual, yes21:18
hallynideally :)21:18
hallyndoesn't seem to be happening though21:18
hallyn(i'd have to fire up a new instance to debug more)  this is on ec221:18
hallynbasically after i do apt-get install linux-headers-virtual, i can't yet apt-get install --reinstall openvswitch-datapath-dkms21:19
hallynbut after installing linux-headers-`uname -r` i can21:19
argessforshee, hey still around?21:24
sforsheearges, hey21:47
argessforshee, hey, was going to bug you about a bug, but its too close to EOD. : )21:48
sforsheearges, sorry I didn't notice your ping earlier, I was off playing with a different machine21:48
argessforshee, yea no problem. 21:48

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