[Kernel-packages] [Bug 1837440] [NEW] linux firmware 1.178.3 seems to break WPA enterprise

2019-07-22 Thread Sergio Callegari
Public bug reported: Seen on intel Wireless-N 2230 BGN (rev c4). After the update to said linux firmware version I had issues in connecting to the WPA enterprise wifi networks EDUROAM and ALMAWIFI. EDUROAM is the European universities Wi-Fi network. Ability to connect to non enterprise network i

[Kernel-packages] [Bug 1837440] Re: linux firmware 1.178.3 seems to break WPA enterprise

2019-07-23 Thread Sergio Callegari
Yes, that is probably the case and it was probably just by chance that after downgrading the firmware I managed connecting for a couple of times consecutively. Now, I cannot connect again and the only reliable way of connecting seems to be by letting the mobile phone connect and using cable or blue

[Kernel-packages] [Bug 1837440] Re: linux firmware 1.178.3 seems to break WPA enterprise

2019-07-23 Thread Sergio Callegari
I have investigated a bit further. - Using a USB wifi adapter (took me some time to force one to use only the 2.4 GHz band as my laptop wifi adapter) I can always connect properly, so the issue is restricted to the intel card I have in my laptop. This should exclude wpasupplicant and network-manag

[Kernel-packages] [Bug 1798400]

2019-06-11 Thread Sergio Callegari
Cannot test daily builds right now, but 6.3.0 beta 1 still has the issue. Launching impress reports: bluetoothd[1386]: RFCOMM server failed for LibreOffice Impress Remote: rfcomm_bind: Address already in use (98) in the system logs and then the remote app cannot contact the host. -- You received

[Kernel-packages] [Bug 1798400]

2020-03-30 Thread Sergio Callegari
The premise is that my ignorance on BT is complete. After some investigation, it is my understanding that RFCOMM channels are to RFCOMM communication a bit like ports in TCP and UDP, with the main difference that while there are really a lot of TCP/UDP ports and some of them are reserved as "well k

[Kernel-packages] [Bug 1798400]

2020-02-20 Thread Sergio Callegari
Thanks for the analysis! >From it, I still wonder whether this is a pulseaudio bug, though. Why is pulseaudio ever binding to RFCOMM channel 3 *before* there is any need to do so? That is, until I am not connected to any device using channel 3, why is pulseaudio already using it up? In other word

[Kernel-packages] [Bug 1798400] Re: Regression: cannot use impress remote over bluetooth with ubuntu bionic

2019-12-10 Thread Sergio Callegari
@John Poole Can you please indicate that you are also experiencing the issue in the issue tracker at the document foundation at https://bugs.documentfoundation.org/show_bug.cgi?id=120663 ? The issue is still "unconfirmed" there, and until it is "confirmed" by multiple reporters, there is little c

[Kernel-packages] [Bug 1798400]

2019-12-19 Thread Sergio Callegari
Issue still present in LibO 6.4.3.1. I see the bug as still unconfirmed after more than one year. I wonder if it could be confirmed, given that the same issue has also been reported for redhat (https://bugzilla.redhat.com/show_bug.cgi?id=1581879) -- You received this bug notification because you

[Kernel-packages] [Bug 1798400]

2019-12-20 Thread Sergio Callegari
The bug is also confirmed in the ubuntu launchpad at https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1798400. Users there are reporting that they are experiencing the issue in ubuntu (from bionic, I think) and gentoo. This adds to the reports in fedora and to the confirmation here on arch lin

[Kernel-packages] [Bug 1798400]

2019-12-20 Thread Sergio Callegari
Andrzej, I am CC-ing you on this, because I believe that you were one of the original corder of the BT code for the impress remote on linux. I hope that you may able to provide some advice on this. If I'm wrong, please take my apology for the noise. -- You received this bug notification because y

[Kernel-packages] [Bug 1798400]

2019-09-04 Thread Sergio Callegari
Wonder if it could be useful to kindly ask Andrzej Hunt if he can look into the issue. If I am not wrong he is the author of the current bluez 5 code in Impress. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bluez in Ubuntu. https://bugs

[Kernel-packages] [Bug 1798400]

2019-09-04 Thread Sergio Callegari
Issue persists with current LibO 6.3.1.2 and most likely due to the fact that the bluetooth stack on linux (bluez) has changed in the past years and impress has not cought up. Problem is now more visible due to the startup tooltips in Impress 6.3.x which explicitly introduce the impress remote fun

[Kernel-packages] [Bug 1773906] Re: Upgraded artful kernel oopses with null pointer dereference on pkt_setup_dev on insertion of mobile usb stick

2018-05-31 Thread Sergio Callegari
I only use the internet key rarely, so it is hard for me to give any precise indication about when the issue was introduced. I would say that at the release of artful the issue was not there. Tested mainline 2.16 and it is OK. Correctly reports "setup of pktcdvd device failed" rather than oopsing.

[Kernel-packages] [Bug 1773906] Re: Upgraded artful kernel oopses with null pointer dereference on pkt_setup_dev on insertion of mobile usb stick

2018-06-01 Thread Sergio Callegari
In general, it is hard to test modern kernels on artful because of the header dependence on libssl1.1 (is it really a hard requirement?) In any case, the fact that 2.16 is OK makes me hope that on the upgrade to bionic, the issue will automatically be over. -- You received this bug notification

[Kernel-packages] [Bug 1773906] [NEW] Upgraded artful kernel oopses with null pointer dereference on pkt_setup_dev on insertion of mobile usb stick

2018-05-28 Thread Sergio Callegari
Public bug reported: On insertion of a Huawei E173 mobile internet USB stick the artful kernel now oopses: BUG: unable to handle kernel NULL pointer dereference at 03d0 [ 633.710837] IP: pkt_setup_dev+0x2af/0x650 [pktcdvd] Issue seems to be related to the setup of the cdrom-like dev

[Kernel-packages] [Bug 1798400] [NEW] Regression: cannot use impress remote over bluetooth with ubuntu bionic

2018-10-17 Thread Sergio Callegari
Public bug reported: Trying to use the impress remote (https://wiki.documentfoundation.org/Impress_Remote) over bluetooth with libreoffice over ubuntu bionic fails. The handset errors out that it cannot connect with Libreoffice on the computer even if the bluetooth adapter on the handset and on t

[Kernel-packages] [Bug 1798400] Re: Regression: cannot use impress remote over bluetooth with ubuntu bionic

2018-10-17 Thread Sergio Callegari
See https://bugzilla.redhat.com/show_bug.cgi?id=1581879 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bluez in Ubuntu. https://bugs.launchpad.net/bugs/1798400 Title: Regression: cannot use impress remote over bluetooth with ubuntu b

[Kernel-packages] [Bug 1798400] Re: Regression: cannot use impress remote over bluetooth with ubuntu bionic

2018-10-17 Thread Sergio Callegari
I have stayed a long time without trying impress remote, so I do not know exactly when the issue started. However, I am sure that last year at this time (aka on 16.04) the issue did not exist. Just tried latest non-RC kernel from mainline 4.18.x and the issue is still there. ** Changed in: linux

[Kernel-packages] [Bug 1798400] Re: Regression: cannot use impress remote over bluetooth with ubuntu bionic

2018-10-17 Thread Sergio Callegari
I think that the issue can be either a bug in the bluetooth stack or merely something that has /changed/ in the bluetooth stack, that libreoffice has not tracked properly. Hence, I have also opened a bug upstream for LibO, mentioning this one. -- You received this bug notification because you are

[Kernel-packages] [Bug 1798400]

2018-12-22 Thread Sergio Callegari
Still present in 6.2.0 RC 1 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bluez in Ubuntu. https://bugs.launchpad.net/bugs/1798400 Title: Regression: cannot use impress remote over bluetooth with ubuntu bionic Status in LibreOffice

[Kernel-packages] [Bug 405294] Re: a2dp skips terribly

2017-05-11 Thread Sergio Callegari
I have occasionally seen this too, in kubuntu 17.04. What is weird is that it happens only sometimes, and I cannot recognize what triggers the issue. Last time it went away with a reboot. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to blu

[Kernel-packages] [Bug 1901505] Re: upgrade to 20.10 broke haswell laptop (no regular boot, no /dev/dri/card0)

2020-11-02 Thread Sergio Callegari
Unable to provide the logs, because when the bug hits, I cannot get to a login prompt. If there is a way to get some logs, I'd like to try to help, but I need further instructions. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification becaus

[Kernel-packages] [Bug 1738761] [NEW] Please document how to build a patched version of the current (non mainline) ubuntu kernel in a PPA

2017-12-18 Thread Sergio Callegari
Public bug reported: In order to resolve some bugs, to workaround some hardware quirk, or to help developers test some bug-fixing patch it would be able to: - Get the sources of the *current* (non mainline) ubuntu kernel - Apply some patch - Rebuild the kernel in a PPA (so that it can be made ava

[Kernel-packages] [Bug 1738761] Re: Please document how to build a patched version of the current (non mainline) ubuntu kernel in a PPA

2018-01-03 Thread Sergio Callegari
Question expired. Can we reopen the bug as an enhancement request? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1738761 Title: Please document how to build a patched version of the cur

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2016-02-23 Thread Sergio Callegari
Hi, I forgot to report: the Wily kernel does not have the issue. Only the Vivid kernel has it. As a matter of fact, according to conversation I had with one of the kernel developers, the issue may be due to a race. The more modern kernels do not seem to trigger the problem. I cannot test the mo

[Kernel-packages] [Bug 1525254] Re: The r8188eu driver shipped with wily is broken, new working driver exists

2015-12-16 Thread Sergio Callegari
Since it is anyway easy to install the driver in http://www.tp- link.us/res/down/soft/TL-WN725N_V2_150911.zip, please ignore ** Changed in: linux (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed

[Kernel-packages] [Bug 1525254] Re: The r8188eu driver shipped with wily is broken, new working driver exists

2015-12-16 Thread Sergio Callegari
** Description changed: After update to wily, I have continuous disconnections with a tplink 725N wifi usb dongle that uses the r8188eu driver to the point that the dongle is completely useless. In vivid, the driver driver shipped with the kernel was problematic but working a bit bet

[Kernel-packages] [Bug 1566302] Re: Ubuntu 16.04: Suspend freezes the system after upgrade to linux image 4.4.0-16

2016-05-18 Thread Sergio Callegari
Same issue here: DELL Precision T5400 with nvidia graphics cannot suspend anymore after upgrade to xenial. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1566302 Title: Ubuntu 16.04: Sus

[Kernel-packages] [Bug 1574125] Re: suspend not working after upgrade

2016-05-18 Thread Sergio Callegari
*** This bug is a duplicate of bug 1566302 *** https://bugs.launchpad.net/bugs/1566302 Same issue here: DELL Precision T5400 with nvidia graphics cannot suspend anymore after upgrade to xenial. -- You received this bug notification because you are a member of Kernel Packages, which is subscr

[Kernel-packages] [Bug 778236] Re: bluetooth adapter not found after wakeup

2014-06-01 Thread Sergio Callegari
I see this in kubuntu 14.04 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bluez in Ubuntu. https://bugs.launchpad.net/bugs/778236 Title: bluetooth adapter not found after wakeup Status in “bluez” package in Ubuntu: Confirmed Bug d

[Kernel-packages] [Bug 1218547] Re: 8086:0416 [Clevo W350ST] brightness keys don't work on Kubuntu

2014-02-02 Thread Sergio Callegari
Same issue here with a Schenker S413, identical to clevo W740SU, Sager NP240 and System 76 Galago ultrapro. Probem is worse than described, though. If you attach an external monitor and xrandr --ouptput HDMI2 --auto --output eDP1 --off (i.e. switch on external monitor, off internal one) then g

[Kernel-packages] [Bug 1326092] Re: [Haswell i915] WARNING: CPU 0: at ... i915 intel_ddi.c intel_ddi_pll_mode_set

2014-09-29 Thread Sergio Callegari
Bug is also present in 3.16.x See also https://bugzilla.kernel.org/show_bug.cgi?id=59321 Please assure that the relevant patches are applied on the trusty (lts) and utopic (current) kernels. IMHO this issue is particularly serious because in most cases the system appears to resume from hibernati

[Kernel-packages] [Bug 1165433] Re: Kernels from 3.8.x to 3.11.x panic on bluetooth DUN disconnect

2014-07-30 Thread Sergio Callegari
To Jussi... as the original reporter of this bug, I think it has no hope of being fixed even if you provide all the relevant kernel commits. Which is bad, because the crash is serious and happens 'late' when may kernel data structures may have been written over, with potential data loss. I trie

[Kernel-packages] [Bug 1300386] Re: Network manager fails to find bluetooth 'modem' for dun connection in saucy

2014-08-09 Thread Sergio Callegari
Same issue in trusty. This is in fact a kernel bug: see https://lkml.org/lkml/2014/2/9/316. Tried mainline (e.g. 3.15.6) and works fine. There is also another bug in modemmanager/networkmanager. This keeps rfcomm0 open when the connection is dropped and causes modemmanager to keep asking the blu

[Kernel-packages] [Bug 1300386] Re: Network manager fails to find bluetooth 'modem' for dun connection in saucy and trusty

2014-08-12 Thread Sergio Callegari
apport information ** Tags added: apport-collected trusty ** Description changed: Working on kubuntu saucy 64bit. Trying to connect to the internet via an UMTS phone that is DUN capable over bluetooth (Samsung galaxy) Setting up things manually, i.e. bring up rfcomm via rfcomm comm

[Kernel-packages] [Bug 1300386] ProcModules.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "ProcModules.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175737/+files/ProcModules.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/b

[Kernel-packages] [Bug 1300386] BootDmesg.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "BootDmesg.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175728/+files/BootDmesg.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/

[Kernel-packages] [Bug 1300386] RfKill.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "RfKill.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175739/+files/RfKill.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1300386

[Kernel-packages] [Bug 1300386] PulseList.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "PulseList.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175738/+files/PulseList.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/

[Kernel-packages] [Bug 1300386] CRDA.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "CRDA.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175729/+files/CRDA.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1300386 Ti

[Kernel-packages] [Bug 1300386] UdevDb.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "UdevDb.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175740/+files/UdevDb.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1300386

[Kernel-packages] [Bug 1300386] ProcInterrupts.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "ProcInterrupts.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175736/+files/ProcInterrupts.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad

[Kernel-packages] [Bug 1300386] Lsusb.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "Lsusb.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175733/+files/Lsusb.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1300386

[Kernel-packages] [Bug 1300386] CurrentDmesg.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "CurrentDmesg.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175730/+files/CurrentDmesg.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net

[Kernel-packages] [Bug 1300386] IwConfig.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "IwConfig.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175731/+files/IwConfig.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/13

[Kernel-packages] [Bug 1300386] ProcCpuinfo.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "ProcCpuinfo.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175734/+files/ProcCpuinfo.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/b

[Kernel-packages] [Bug 1300386] UdevLog.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "UdevLog.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175741/+files/UdevLog.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1300

[Kernel-packages] [Bug 1300386] WifiSyslog.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "WifiSyslog.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175742/+files/WifiSyslog.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bug

[Kernel-packages] [Bug 1300386] Lspci.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "Lspci.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175732/+files/Lspci.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1300386

[Kernel-packages] [Bug 1300386] ProcEnviron.txt

2014-08-12 Thread Sergio Callegari
apport information ** Attachment added: "ProcEnviron.txt" https://bugs.launchpad.net/bugs/1300386/+attachment/4175735/+files/ProcEnviron.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/b

[Kernel-packages] [Bug 1318837] Re: 1814:0201 ieee80211 phy0: rt2x00queue_flush_queue: Warning - Queue 0 failed to flush

2014-10-26 Thread Sergio Callegari
Started to see this on an eeepc after upgrade to utopic, that basically made the wifi so fragile that the laptop cannot be used. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1318837 Titl

[Kernel-packages] [Bug 1318837] Re: 1814:0201 ieee80211 phy0: rt2x00queue_flush_queue: Warning - Queue 0 failed to flush

2014-10-26 Thread Sergio Callegari
Actually happens with queue 2 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1318837 Title: 1814:0201 ieee80211 phy0: rt2x00queue_flush_queue: Warning - Queue 0 failed to flush Status

[Kernel-packages] [Bug 1388991] [NEW] kernel postinst scripts errors

2014-11-03 Thread Sergio Callegari
Public bug reported: During a normal sudo apt-get dist-upgrade my "utopic" system reported the need to upgrade the kernel package. During the process, I saw Setting up linux-image-3.16.0-24-generic (3.16.0-24.32) ... Running depmod. update-initramfs: deferring update (hook will be called later

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-21 Thread Sergio Callegari
After tons of testing, I strongly suspect that the issue was with a failing SATA cable, passing next to the IDE cable of the ZIP disk. Whenever detaching the ZIP, I was probably bending the SATA cable in such a way that made it work more reliably. Now the cable has failed altogether and, after repl

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-31 Thread Sergio Callegari
Please disregard my previous message. The bug is definitely there. In some cases it does not manifest immediately. Conversely, it is quite frequent to see the IOWAIT close to zero at system startup. Then after a while the system is up, the IOWAIT jumps for no reason at about 50% and stays there.

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-31 Thread Sergio Callegari
3.16.7-031607-generic seems to have no issue. 3.19.0-18-generic has the issue 4.0.4-040004-generic cannot be tested because it is impossible for me to use X with it (the nvidia proprietary driver 304 does not work with it and Kwin does not work on my hardware without it). This is already good ne

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-31 Thread Sergio Callegari
3.18.14-031814-generic seems to have the issue -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1451277 Title: Extremely high IOWait and processes hungs after utopic->vivid upgrade Status

[Kernel-packages] [Bug 1058725] Re: XHCI (USB 3.0) kernel Module Prevents Hibernate

2015-04-20 Thread Sergio Callegari
Bug is still present as of utopic. Now also verified trying the same USB3 pci card on an DELL Precision T5400 Server. Unable to test upstream kernel, but it is extremely likely that the bug is also present there. Please, propagate to Sarah Sharp (who said me once "Ubuntu doesn't forward me bugs

[Kernel-packages] [Bug 1058725] Re: XHCI (USB 3.0) kernel Module Prevents Hibernate

2015-04-20 Thread Sergio Callegari
Hack in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/522998/comments/61 seems to work around the issue. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1058725 Title: XHCI (USB 3

[Kernel-packages] [Bug 1058725] Re: XHCI (USB 3.0) kernel Module Prevents Hibernate

2015-04-20 Thread Sergio Callegari
Marking the bug as confirmed, since there is a known working workaround, proving that the bug exists. ** Changed in: linux (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://b

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-04 Thread Sergio Callegari
After more research, I can confirm the bug and I hope I have also determined the cause... 1) Bug also happens when booting from the vivid iso image... so it is not dependent from leftovers due to the utopic->vivid upgrade. 2) Bug stops manifesting if I detach the IOMEGA ZIP drive (with ide connec

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-05 Thread Sergio Callegari
** Changed in: linux (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1451277 Title: Extremely high IOWait and processes hungs after utopic->vivid

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-05 Thread Sergio Callegari
Brad, I cannot provide log files: - If I boot with the zip disk the machine goes to 60% iowait and processes dealing with I/O start hunging. I do not want to risk my data just to try running apport (that would likely fail anyway). - If I boot without the zip disk, the log files cannot report any

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade

2015-05-05 Thread Sergio Callegari
apport-collect 1451277 ERROR: Could not import module, is a package upgrade in progress? Error: No module named PyQt5.QtCore Please do not ask things that are clearly beyond the possibilities of kubuntu vivid after the plasma 5 transition. ** Changed in: linux (Ubuntu) Status: Incomplete

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-07 Thread Sergio Callegari
** Summary changed: - Extremely high IOWait and processes hungs after utopic->vivid upgrade + Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-07 Thread Sergio Callegari
Installed python-pyqt5 as reported in bug 1439784 to make apport-collect work. Still getting error apport-collect crashing though. dpkg-query: no packages found matching linux Traceback (most recent call last): File "/usr/share/apport/apport-kde", line 530, in sys.exit(UserInterface.run_ar

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-07 Thread Sergio Callegari
Given that apport collect fails, can the incomplete tag be removed anyway? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1451277 Title: Extremely high IOWait and processes hungs after u

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-07 Thread Sergio Callegari
Bug present with 3.17.8 mainline -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1451277 Title: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip dri

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-07 Thread Sergio Callegari
3.17.0 impossible to test because, for some reason, it fails to boot to X with the nvidia proprietary driver, so it is hard to test in realistic conditions. In any case, I would say that the issue has been introduced in the 3.16 -> 3.17 transition. Can this be reported upstream? -- You received

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-07 Thread Sergio Callegari
I would also rise priority, since the issue - makes it often impossible to shut down the machine cleanly, requiring a hard reset which may result in data loss; - I imagine that it can make it quite hard to install security updates from ubuntu as any update of the kernel package tends to result i

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-06-25 Thread Sergio Callegari
Also hdparm -i /dev/sda hangs when the iowait goes high. Note that the issue happens with the drive unmounted. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1451277 Title: Extremely

[Kernel-packages] [Bug 1286552] Re: No wifi after suspend

2015-01-23 Thread Sergio Callegari
I see it on a laptop that does not connect automatically to the wireless network after wakeup. But I have the same issue also with a desktop with wired ethernet. So a more appropriate title would be 'network manager fails to reconnect after resume', because the issue is not wifi specific. After a

[Kernel-packages] [Bug 1286552] Re: No wifi after suspend

2015-01-23 Thread Sergio Callegari
As a further note, the script by aztecjoe works around the issue just fine. I would recommend delivering it via an updated network manager package and not waiting for network manager to have the issue fixed. If and when the issue is fixed in network manager, the redundant restart should not be a b

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-08-20 Thread Sergio Callegari
Apparently the patches do not include the cc tag for sta...@vger.kernel.org in the sign-off area which assures that when applied to the stable tree they are applied also to the stable kernels without anything else needing to be done by the author or subsystem maintainer. Should Gianluca Anzolin or

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-08-28 Thread Sergio Callegari
If the patch series is not applied, after 6 months of raring there will be 6 more months of saucy without the possibility to use the bluetooth tethering facility (bluetooth DUN) offered by mobile phones. Sounds bad. In any case if this patch set is too extensive to apply, the obvious conclusion is

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-08-28 Thread Sergio Callegari
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1189998 and this bug duplicate each other. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1165433 Title: Kernel 3.8.x panics on bluet

[Kernel-packages] [Bug 1208783] [NEW] Issues with usb blueray disk on raring

2013-08-06 Thread Sergio Callegari
Public bug reported: Attaching the Maxwell (in fact Pioneer) blueray usb drive and trying to write a blueray disk invariably results in a writing error. This has been tried both with the ubuntu raring 3.8 kernel and the ppa mainline 3.10.5 kernel and the result is just the same. Please report up

[Kernel-packages] [Bug 1205816] Re: Linux software raid + usb3 storage + heavy disk activity = recipe for disaster in raring?

2013-08-06 Thread Sergio Callegari
Tried 3.10.5 from the mainline ppa. The situation if possible is even worse. At boot I get tons of I/O errors on the usb3 disks that make up the raid components. In dmesg I find [ 32.202815] sd 8:0:0:0: [sdf] No Caching mode page present [ 32.202831] sd 8:0:0:0: [sdf] Assuming drive cache:

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-08-07 Thread Sergio Callegari
Actually, there should be no need to ask for the ubuntu-bug report to users that are merely confirming a bug for which everything is already known and everyone is merely waiting for Gianluca Anzolin's patches to land on the stable update kernel channels. BTW, ubuntu-bug is quite buggy itself. I gu

[Kernel-packages] [Bug 1129661] Re: [8086:4238]: frequents drop outs and occasional disconnects on 5GHz wifi

2013-07-22 Thread Sergio Callegari
I was forgetting... this on a DELL E6500 using intel Ultimate N wifi 5300 and kubuntu raring 64bit -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1129661 Title: [8086:4238]: frequents d

[Kernel-packages] [Bug 1129661] Re: [8086:4238]: frequents drop outs and occasional disconnects on 5GHz wifi

2013-07-22 Thread Sergio Callegari
I also have an issue with a 5ghz network, where the system keeps disconnecting and in dmesg I see continuous updates to the crda domain. Weird enough, loading iwlwifi with the 5ghz_disable does not disable the 5ghz band at all. I still see the APs on the 5ghz band in iwlist wlan0 scan. -- You re

[Kernel-packages] [Bug 1196192] Re: Mainline kernel 3.9.8 not usable in raring

2013-07-25 Thread Sergio Callegari
Dared to test 3.10.2 from ppa mainline. This works without any of the issues of 3.9.8 from the ppa mainline on raring. So the issue with 3.9.8 seems specific to this kernel. Now I wonder if the issue is specific to 3.9.8 mainline itself or to the ubuntu ppa build of 3.9.8 mainline. Finding out

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-07-25 Thread Sergio Callegari
Tested 3.10.2 from the mainline ppa (in spite of the bad experience with 3.9.8 that is broken). The linux bluetooth screen of death is still there, 127 days since first notification on the LKML for a fully reproducible regression that completely impairs a subsystem and causes a hard kernel crash w

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-07-26 Thread Sergio Callegari
Isn't this just fixing a leak? Namely, that an object is not destroyed when it should so memory is wasted? >From previous messages on LKML the issue causing the crash seemed to be the >opposite... that an object is destroyed and then its data is used again >causing memory corruption... -- You

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-07-27 Thread Sergio Callegari
Thanks for the notice about the Linux-BT ML... I was looking at the latest posts by Gianluca Anzolin on LKML and that is why I was confused. This ones look really quite promising. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ub

[Kernel-packages] [Bug 1205816] [NEW] Linux software raid + usb3 storage + heavy disk activity = recipe for disaster in raring?

2013-07-28 Thread Sergio Callegari
Public bug reported: Hi, I have a system with a Nec PCI USB 3 adapter (Renesas Technology Corp. uPD720201 USB 3.0 Host Controller) with a Lindy USB3 disk case for 2 disks attached to it (JMicron Technology Corp. chipset) and two 1TB disks inside. The Lindy disk case is configured to show the 2 d

[Kernel-packages] [Bug 1205816] Re: Linux software raid + usb3 storage + heavy disk activity = recipe for disaster in raring?

2013-07-28 Thread Sergio Callegari
In the best case where there is no freeze, the system logs get full of entries like Buffer I/O error on device dm-8, logical block 11595768 literally tons of them. And at the end [ 2472.637908] Buffer I/O error on device dm-8, logical block 11595769 [ 2472.637909] Buffer I/O error on device dm-8

[Kernel-packages] [Bug 1205816] Re: Linux software raid + usb3 storage + heavy disk activity = recipe for disaster in raring?

2013-07-29 Thread Sergio Callegari
Machine with the raid is not in the same place I usually work, hence it will take me some time to test. Unfortunately, every failing test is a >8 hours rebuild time for the array. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in U

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-07-29 Thread Sergio Callegari
Ubuntu bug is buggy and hangs all the time with "You are already logged in You are already logged in as Sergio Callegari. If this is not you, please log out now." To make it work, you need to log-out and rerun apport-collect, not nice. Plus, I am now trying 3.10.3 and obviously apport

[Kernel-packages] [Bug 1200126] Re: coherency bug in drm/i915. Please apply patch to kernel

2013-07-29 Thread Sergio Callegari
Is it in today 3.8.0-27.40? From the changelogs it doesn't look like. Can anyone confirm if there is a SRU process in progress for this? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/12001

[Kernel-packages] [Bug 1165433] Re: Kernel 3.8.x panics on bluetooth DUN disconnect

2013-09-06 Thread Sergio Callegari
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed ** Summary changed: - Kernel 3.8.x panics on bluetooth DUN disconnect + Kernels from 3.8.x to 3.11.x panic on bluetooth DUN disconnect -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1165433] Re: Kernels from 3.8.x to 3.11.x panic on bluetooth DUN disconnect

2013-09-06 Thread Sergio Callegari
Fixed the bug title (so that the window of affected kernels is clear and it is clear that this is an issue both for raring and for saucy. Also marked as confirmed, since the incomplete label was a bit weird at this point. If I understand correctly the situation now is this 1) All kernels from 3.

[Kernel-packages] [Bug 1165433] Re: Kernels from 3.8.x to 3.11.x panic on bluetooth DUN disconnect

2013-09-06 Thread Sergio Callegari
For the 10th time, tried. Hangs. Apport-collect is buggy and needs inconvenient workarounds to be used. Please push to have it fixed, otherwise it won't be used. If it worked fine, it would have been used it since the first time. In any case I cannot see how a bug for which there are kernel patche

[Kernel-packages] [Bug 1165433] Re: Kernels from 3.8.x to 3.11.x panic on bluetooth DUN disconnect

2013-09-06 Thread Sergio Callegari
** Tags removed: kernel-bug-exists-upstream-v3.9-rc7 needs-apport-collect needs-bisect needs-crash-log needs-upstream-testing regression-potential ** Tags added: kernel-bug-exists-upstream-v3.11.0 -- You received this bug notification because you are a member of Kernel Packages, which is subscri

[Kernel-packages] [Bug 1165433] Re: Kernels from 3.8.x to 3.11.x panic on bluetooth DUN disconnect

2013-12-14 Thread Sergio Callegari
There is no activity from me because I have unsubscribed from the bug... it is just by chance that I am reading this now. This bug has been investigated and fixed in recent linux ages ago and Jussi, eccerr0r and I have provided all the relevant information and pointers in this thread. It has also

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-08-12 Thread Sergio Callegari
I have tried to look into the issue, but I am encountering a situation that is extremely weird. Hence I hope that someone might be able to help. The latest kernel that works from the ubuntu mainline ppa repo is 3.16.7-031607_3.16.7-031607.201410301735 Kernel 3.17.0-031700_3.17.0-031700.2014100606

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-08-16 Thread Sergio Callegari
Please ignore my previous message. Did not wait enough. Bug is present in 3.17 upstream -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1451277 Title: Extremely high IOWait and processes

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-08-16 Thread Sergio Callegari
Bisected. Bug seen after commit 045065d8a300a37218c548e9aa7becd581c6a0e8 [SCSI] fix qemu boot hang problem. Actually, the problem is not with that commit that is perfectly fine. That commit merely lets the real bug be triggered. Real bug is with scsi host lock and likely to be triggered by mixin

[Kernel-packages] [Bug 1451277] Re: Extremely high IOWait and processes hungs after utopic->vivid upgrade with Iomega Zip drive (IDE)

2015-09-07 Thread Sergio Callegari
>From LKML conversation, fix https://lkml.org/lkml/2014/11/20/581 is not likely to be applied upstream, because it probably just papers over the real bug. The real issue appears with the patch series "scsi: convert host_busy to atomic_t" that causes regressions on some hardware configurations. Mig

[Kernel-packages] [Bug 1492939] [NEW] Enhancement request: please document how to build kernel in PPA

2015-09-07 Thread Sergio Callegari
Public bug reported: Hi, In the process of working around an issue that has appeared in the linux kernel after the patch series "convert host_busy to atomic_t" (see bug 1451277), I would like to compile kernel deb packages that work around the issue in a PPA, using patches that appeared on the L

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