On Tue, Feb 05, 2019 at 10:47:32PM -0500, Qian Cai wrote:
> The commit c68d77911c23 ("mm, compaction: be selective about what
> pageblocks to clear skip hints") introduced an infinite loop if a pfn is
> invalid, it will loop again without increasing page counters. It can be
> reproduced by running
The commit c68d77911c23 ("mm, compaction: be selective about what
pageblocks to clear skip hints") introduced an infinite loop if a pfn is
invalid, it will loop again without increasing page counters. It can be
reproduced by running LTP tests on an arm64 server.
# oom01 (swapping)
# hugemmap01
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