On Thu, Apr 12, 2018 at 3:01 PM, Kees Cook <keescook@xxxxxxxxxxxx> wrote: > On Thu, Apr 12, 2018 at 12:04 PM, Oleksandr Natalenko > <oleksandr@xxxxxxxxxxxxxx> wrote: >> Hi. >> >> On čtvrtek 12. dubna 2018 20:44:37 CEST Kees Cook wrote: >>> My first bisect attempt gave me commit 5448aca41cd5 ("null_blk: wire >>> up timeouts"), which seems insane given that null_blk isn't even built >>> in the .config. I managed to get the testing automated now for a "git >>> bisect run ...", so I'm restarting again to hopefully get a better >>> answer. Normally the Oops happens in the first minute of running. I've >>> set the timeout to 10 minutes for a "good" run... After fixing up some build issues in the middle of the 4.16 cycle, I get an unhelpful bisect result of commit 0a4b6e2f80aa ("Merge branch 'for-4.16/block'". Instead of letting the test run longer, I'm going to switch to doing several shorter test boots per kernel and see if that helps. One more bisect coming... >> Apparently, you do this on Linus' tree, right? If so, I won't compile it here >> then. > > Actually, I didn't test Linus's tree, but I can do that after the most > recent bisect finishes... I'm just trying to find where it went wrong > in 4.16. FWIW, I see an Oops under Linus's latest tree. -Kees -- Kees Cook Pixel Security