https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
Matt Macy changed:
What|Removed |Added
Resolution|--- |FIXED
Status|Open
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
--- Comment #5 from commit-h...@freebsd.org ---
A commit references this bug:
Author: mmacy
Date: Fri Oct 5 05:55:57 UTC 2018
New revision: 339188
URL: https://svnweb.freebsd.org/changeset/base/339188
Log:
hwpmc: Refactor sample ring bu
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
--- Comment #4 from Matt Macy ---
The patch I have in review largely addresses the races that you see there. I
don't have time at this instant to vet it further - but I think that's the path
we should be on.
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
--- Comment #3 from Mark Johnston ---
I see at least one problem that can probably cause this:
pmc_capture_user_callchain() processes samples with nsamples ==
PMC_SAMPLE_INUSE, but there doesn't seem to be anything preventing
pmc_add_sample
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
Mark Johnston changed:
What|Removed |Added
Status|Closed |Open
Resolution|Unable to
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
Mark Johnston changed:
What|Removed |Added
Resolution|--- |Unable to Reproduce
St
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231793
Bug ID: 231793
Summary: panic: [pmc,4965] pm=0xf80480ff2400 runcount 0
Product: Base System
Version: CURRENT
Hardware: amd64
OS: Any
Status: New
