Messages in this thread | | | From | Linus Torvalds <> | Date | Tue, 12 Apr 2011 07:21:20 -0700 | Subject | Re: [PATCH] mm: fix possible cause of a page_mapped BUG |
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On Tue, Apr 12, 2011 at 2:58 AM, Robert Święcki <robert@swiecki.net> wrote: > > So, if this case is not caught later on in the code, I guess it solves > the problem. During the fuzzing I didn't experience any panic's, but > some other problems arose, i.e. cannot read /proc/<pid>/maps for some > processes (sys_read hangs, and such process cannot be killed or > stopped with any signal, still it's running (R state) and using CPU - > I'll submit another report for that).
Hmm. Sounds like an endless loop in kernel mode.
Use "perf record -ag" as root, it should show up very clearly in the report.
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