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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