Have a look at this webpage.. https://01.org/blogs/rzhang/2015/best-practice-debug-linux- suspend/hibernate-issues
In short: 1. edit your /etc/default/grub a. make a COPY of the line GRUB_CMDLINE_LINUX_DEFAULT and modify like this: GRUB_CMDLINE_LINUX_DEFAULT="initcall_debug no_console_suspend ignore_loglevel" #GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" 2. run 'sudo update-grub' to reflect the changes 3. reboot your pc 4. put your pc into STR, eg with 'echo mem | sudo tee /sys/power/state' 5. when your PC is suspended, wake it up and report back what you find. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1957808 Title: Kernel soft lockup after resume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1957808/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
