PS: Just marked this bug "Status confirmed" as per your request.
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https://bugs.launchpad.net/bugs/1584533
Title:
Lenovo X220 unable to wlan after resume from sleep
Status
Dear Christopher, thanks for your feedback. Following your suggestion I
upgraded to the latest BIOS version provided by Lenovo, here is the
output from this 'sudo dmidecode -s bios-version && sudo dmidecode -s
bios-release-date' line:
8DET70WW (1.40 )
05/14/2015
Sadly, there was no improvement on
In the mean time, there was a linux kernel upgrade in Ubuntu 16.04, and
whatever that kernel changed, I have not had connection failure ever
since. I would therefore cautiously mark this issue resolved for now.
About the suggested BIOS upgrade: there appears to be something messed
up on Lenovo's w
Public bug reported:
I just upgraded to Ubuntu 16.04, and now whenever I wake up my laptop
from sleep (hibernate doesn't work due to encrypted home directory), I
am unable to connect to any wlan network. After a hot reboot or cold
start everything is back to normal.
Network manager would allow me
** Attachment added: "syslog snippet from right after reboot"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1584533/+attachment/4668317/+files/syslog-pastreboot
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ht
** Attachment added: "syslog snippet from right after wakeup from sleep"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1584533/+attachment/4668318/+files/syslog-pastwakeup
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** Attachment added: "dmesg right after wakeup from sleep"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1584533/+attachment/4668316/+files/dmesg-pastwakeup
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https:
Thanks for your reply, before I followed your recommended steps I did a
system upgrade as recommended by ubuntu update manager. Since this also
updated systemd which is AFAIK pretty basic to the system, I tested both
after the upgrade AND after the switch to this mainline kernel you
recommended. Be
** Attachment added: "dmesg file created with mainline kernel: reboot,
sleep/wakeup + working wlan, sleep/wakeup + broken wlan"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1584533/+attachment/4669693/+files/dmesg-flaky-mainline
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apport information
** Tags added: apport-collected
** Description changed:
During every boot sequence, SMART commands are sent to this SSD, causing
a minute long hang, until a kernel error message appears, telling me
that some SMART command failed. Since SSDs are not the target audience
apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492207/+files/ProcModules.txt
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apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492201/+files/CurrentDmesg.txt
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apport information
** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492204/+files/Lsusb.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492206/+files/ProcInterrupts.txt
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apport information
** Attachment added: "JournalErrors.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492202/+files/JournalErrors.txt
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As requested by #2, I supplied missing info through apport-collect
command and set bug status to "confirmed".
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Title:
Unable to disa
apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492205/+files/ProcCpuinfo.txt
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apport information
** Attachment added: "UdevLog.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492210/+files/UdevLog.txt
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apport information
** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492208/+files/PulseList.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492203/+files/Lspci.txt
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apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492209/+files/UdevDb.txt
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apport information
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492200/+files/CRDA.txt
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Ti
apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1499726/+attachment/4492211/+files/WifiSyslog.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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