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BUG: soft lockup - CPU#1 stuck for 22s! [Xorg:2982]

posted Aug 2, 2016, 9:53 AM by Dong Xu   [ updated Aug 2, 2016, 9:53 AM ]
Solution: disabling C-states in the BIOS  and other CPU power-saving options such as Turbo Mode/Turbo Boost  etc.. should fix this.

Some people also tried adding clocksource=jiffies to kernel or "pit", but I have not and rather not messing with kernel options.