On Wed, Jan 23, 2019 at 01:08:39AM -0500, Mike Gerwitz wrote: > Well, I'm not getting those hours of my life back. > > On Wed, Jan 23, 2019 at 00:58:57 -0500, Mike Gerwitz wrote: > > usb usb3: root hub lost power or was reset > > [...] > > > uhci_hcd 0000:00:1d.0: host controller process error, something bad > > happened! > > uhci_hcd 0000:00:1d.0: host controller halted, very bad! > > uhci_hcd 0000:00:1d.0: HC died; cleaning up > > [...] > > > (Which is indeed true for my hub 0000:00:1d.0, which is usb6, according > > to dmesg.) > > Right after sending this message, I recalled that I used powertop to do > "auto tuning". Sure enough, one of the lines was this: > > Good Autosuspend for USB device UHCI Host Controller [usb6] > > By disabling it, it runs this command: > > echo on > /sys/bus/usb/devices/usb6/power/control > > And it resolves my suspend issues on 4.20.3-gnu. > > What sucks even more is that I had disabled those settings on the USB > controllers over a year ago (because it was putting my USB keyboard to > sleep, dropping the first keypress); don't know how it got re-enabled, > but the user is probably to blame. > > Sorry for the noise, everyone. I hope that my suffering provides some > value to others. > > This bug can be closed.
I'm glad you figured it out. Powertop is a fun beast, often with unintended consequences. -- Efraim Flashner <efr...@flashner.co.il> אפרים פלשנר GPG key = A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 Confidentiality cannot be guaranteed on emails sent or received unencrypted
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