Messages in this thread | | | Date | Tue, 26 Jul 2016 17:15:16 -0400 | From | Dave Jones <> | Subject | Re: [LKP] More information please. Re: [fs] 54cc07a761: BUG: kernel test crashed |
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On Tue, Jul 26, 2016 at 11:13:44PM +0800, Fengguang Wu wrote:
> >> The "BUG: kernel test crashed" means the VM reboots by itself while > >> the trinity test is running. If the error message is "BUG: kernel boot > >> crashed" it'd mean VM abnormally reboots before any test is launched. > > > >Is it possible to include a url pointing to a page of documentation > >holding this information in your emails or alternatively a url pointing > >to some source code. Just so other people don't have to ask you this > >question. > > Yes that's the right directions to follow. We'll make the reports more > understandable and the test/bisects more reliable. > > In particular, I suspect this false report might be related to QEMU > watchdog. The wild guess is, if trinity touches the watchdog device by > accident, it may result in the VM reset w/o any symptom.
See ignore_files() in pathnames.c Adding an entry to the blacklist there is easy enough to prove/disprove this.
Dave
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