(In reply to Takashi Iwai from comment #9) > OK, now I pushed the fix for the original workqueue warning to kernel SLE15 > branch, which will be merged to openSUSE-15.1 branch later. Thank you very much, so I will switch to the stable kernel and I will wait for the patch. > The remaining issue, the blockage at lshw or hwinfo seems irrelevant with > the workqueue problem. Ok perfect! > When this happens, do you have any control on the machine, e.g. you can > still operate GUI? No, I can' t, the OS is totally blocked. not even REISUB works. > Or is it a hard-freeze (e.g. the LED blinking)? hard-freeze. >LED blinking Uhmm I didn't notice it, next time.