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712
Votes: 2
✅ Solution
Tags:
kernel
crash
syslog
grub
Link:
🔍 See Original Answer on Ask Ubuntu ⧉ 🔗
URL:
https://askubuntu.com/q/1190229
Title:
Using syslog to diagnose a crash
ID:
/2019/11/20/Using-syslog-to-diagnose-a-crash
Created:
November 20, 2019
Edited: June 12, 2020
Upload:
April 8, 2024
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Your error message is found in this bug report.
i2c_designware 808622C1:06: punit semaphore timed out, resetting i2c_designware 808622C1:06: PUNIT SEM: 2 i2c_designware 808622C1:06: couldn't acquire bus ownership axp288_fuel_gauge axp288_fuel_gauge: axp288 reg read err:-110 axp288_fuel_gauge axp288_fuel_gauge: PWR STAT read failed:-110 usb 1-2: reset high-speed USB device number 2 using xhci_hcd usb 1-2: reset high-speed USB device number 2 using xhci_hcd usb 1-2: reset high-speed USB device number 2 using xhci_hcd i2c_designware 808622C1:06: punit semaphore timed out, resetting i2c_designware 808622C1:06: PUNIT SEM: 0 i2c_designware 808622C1:06: couldn't acquire bus ownership axp288_fuel_gauge axp288_fuel_gauge: IIO channel read error: fffffffb, 0 power_supply axp288_fuel_gauge: driver failed to report `voltage_now' property: -5 ***SYSTEM FREEZE***
The title of the bug report is:
-
[v2,4/5] i2c: designware-baytrail: Force the CPU to C1 state while holding the punit semaphore
The workaroud leads us to this infamous thread in Linux-Land / Ubuntu-Utopia:
Your best bet is to update grub command line (sudo -H gedit /etc/default/grub) with:
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash intel_idle.max_cstate=1"
and then run:
sudo update-grub