Messages in this thread | | | Date | Fri, 21 Jun 2019 21:33:36 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: NMI hardlock stacktrace deadlock [was Re: Linux 5.2-rc5] |
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On Fri, 21 Jun 2019, Chris Wilson wrote:
> Quoting Thomas Gleixner (2019-06-21 16:30:52) > > Chris, do you have the actual NMI lockup detector splats somewhere? > > Sorry, I'm having a hard time reproducing this at will now. The test > case depends on the right timing of the wrong event to cause the GPU to > hang. > > From memory, I got the > "Watchdog detected hard LOCKUP on cpu foo" > followed by the register dump and then nothing. At which point I had to > power cycle the machine.
Hmm. Do you have a serial log of that incident?
Thanks,
tglx
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