First, find the last good -rc kernel and the first bad -rc kernel from
http://kernel.ubuntu.com/~kernel-ppa/mainline/
Then,
$ sudo apt build-dep linux
$ git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
$ cd linux
$ git bisect start
$ git bisect good $(the good version
Oh
https://wiki.ubuntu.com/Kernel/KernelBisection
You mean I should install a specific previous version?
Which version do you want to get tested?
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How to do that?
I would need a guide. :)
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user session crash
Status in linux
I think the quickest way is to do a kernel bisection.
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user session crash
Status
Sorry, I think I translated it wrong. The menu entry is named "Bereitschaft",
which means standby / suspend.
The stuff gets saved into the RAM, not the storage drive/disk.
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Hibernate (S4) is not the same as S3. S4 wakeup is mostly controlled by
BIOS.
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup
Done.
I think I can reproduce it, if I hibernate in the Kodi application shutdown
menu.
>From https://kodi.tv/
Using 18.3
** Attachment added: "BEFORE_AFTER_SUSPENDs.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5278134/+files/BEFORE_AFTER_SUSPENDs.txt
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Please compare /sys/kernel/debug/wakeup_sources before and after suspend
to see which device wakes the system up.
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Title:
Ubuntu
Still getting the issue in 5.2.
Do you think I should still test the Ubuntu HWE 5.0 for 18.04?
$ uname -a
Linux deus-ex-machina 5.2.0-050200rc7-generic #201906300430 SMP Sun Jun 30
04:32:31 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
** Attachment added: "journalctl--since=yesterday.log"
Yes, please test hwe-edge kernel.
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user session crash
Status in linux package in
Thank you for your help.
4.18.0-25-generic kernel:
The last 2 times I put my laptop over night into sleep mode via the Kodi menu
and woke it up the next day I got the bpfilter and my user session was killed.
5.2.0-050200rc7-generic kernel:
Now I made a short test, put it into sleep mode via
Please test latest mainline kernel:
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.2-rc7/
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Title:
Ubuntu 18.04 Kernel 4.18 -
And again, I woke my thinkpad t460p just from standby/suspend to ram and
i first saw a black screen, then "starting bpfilter", then my user
session crashed.
$ uname -a
Linux deus-ex-machina 4.18.0-25-generic #26~18.04.1-Ubuntu SMP Thu Jun 27
07:28:31 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
The
Very weird.
I detached the awake laptop from my docking station, then i worked with it
without attached power supply.
I watched something without using my laptop.
My laptop turned into standby.
Then I woke it up and the screen was just black, but the power LED indicated a
awake laptop.
Only a
** Attachment added: "boot.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264657/+files/boot.log
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** Attachment added: "Xorg.0.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264662/+files/Xorg.0.log
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** Attachment added: "syslog"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264661/+files/syslog
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** Attachment added: "ubuntu-system-adjustments-start.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264660/+files/ubuntu-system-adjustments-start.log
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** Attachment added: "Xorg.0.old.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264663/+files/Xorg.0.old.log
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** Attachment added: "auth.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264656/+files/auth.log
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** Attachment added: "kern.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264659/+files/kern.log
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** Attachment added: "gpu-manager.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264658/+files/gpu-manager.log
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I also now updated to the newest 18.04 HWE 4.18 kernel and disabled all
mitigations to speed up my computer.
** Attachment added: "apport.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5264655/+files/apport.log
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Sadly my screen was again black and my external monitors in standby.
Something happened while the laptop did go into auto standby this morning, so a
forced reboot was needed at 10:24.
** Attachment added: "journalctl--since=today.log"
I don't know if it is the same bug.
I wanted to use my computer again, I left on the thinkpad docking station,
connected with the same external HDD.
I got only a black screen on the main monitor and the other two monitors didn't
got an image signal.
PS:
I am running now the intel gpu driver as
** Attachment added: "Xorg.0.log.old"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5263259/+files/Xorg.0.log.old
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** Attachment added: "dmesg_afterTheCrash.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5263258/+files/dmesg_afterTheCrash.log
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** Attachment added: "Xorg.0.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5263260/+files/Xorg.0.log
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** Attachment added: "syslog"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5263256/+files/syslog
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** Attachment added: "kern.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5263257/+files/kern.log
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I'll switch now form permanently nvidia gtx 940mx to permanently i7-6700hq iGPU.
May take a bit until I can see if the bug happens or not, because it doesn't
happen every time.
Luckily or badly it happens not often.
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X crashed after resume. Do you see the issue when i915 is used instead?
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user
Are #31 and #25 enough?
or do you miss something else? :)
If i don't forget it I can make it a third time.
#4 and #26 are containing journals too.
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Possible to reproduce the issue and attach dmesg? #30 is hard to read.
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user
** Attachment added: "dmesg.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/525/+files/dmesg.log
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But now it was forever at "Started Bpfilter" until I switched to the
terminal screen and executed a shutdown.
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Title:
Ubuntu 18.04
Happens too with fixed hdd filesystem.
** Attachment added: "journalctl--since=yesterday.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5251110/+files/journalctl--since%3Dyesterday.log
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SMART long offline test was successful.
Everything is fine.
I formatted the ext4 partition.
I assume the corruption came, because I turned of the external HDD hub too
early several times.
But this weird bug happened one time I unplugged the external HDD before
waking up my ThinkPad T460P.
PS:
I
Other than offline fsck, it's a good idea to run full SMART test.
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user session
It starts to happen more often.
The symptom is a black screen with only "Started Bpfilter", a blinking cursor
and a long waiting time, before showing the login screen.
And I have a HiDPI Monitor, but i lowered the resolution to a normal one for
14".
But if this problem happen, the monitor has
** Attachment added: "dmesg.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5248141/+files/dmesg.log
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** Attachment added: "journalctl--since=yesterday.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5248142/+files/journalctl--since%3Dyesterday.log
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Now it happened even with my external HDD detached.
The laptop was in standby for 8 hours.
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Title:
Ubuntu 18.04 Kernel 4.18 -
Every time my external HDD is connected via USB the wakeup takes a bit, showing
a black screen.
Then I see my login window, and after login I don't see any window I opened.
Everything is like a fresh computer restart, except the webdav mount I mounted
before.
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The /dev/sdb4 has some ext4 file system errors fsk.ext4 can't fix.
Maybe there is a relationship.
(Sorry, can't edit my previous post to add an information.)
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What is the symptom? From dmesg everything looks fine.
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Title:
Ubuntu 18.04 Kernel 4.18 - Standby wakeup user session crash
Status
apport information
** Tags added: apport-collected tessa
** Description changed:
I'm using Ubuntu 18.04 (Linux Mint 19.1 Tessa) with HWE.
Since kernel 4.18 sometimes while waking up from standby my user session
crash.
I assume that my attached external USB to SATA HDD could be cause this
My mistake, I know now how to add the files separately without using an
archive.
** Attachment added: "version.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5244341/+files/version.log
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** Attachment added: "journalctl--since=yesterday.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5244343/+files/journalctl--since%3Dyesterday.log
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** Attachment added: "lspci-vnvn.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818974/+attachment/5244342/+files/lspci-vnvn.log
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