Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [PATCH 0/1] selftest/mm/hugetlb: SIGBUS on stolen page | From | Rik van Riel <> | Date | Fri, 05 Jan 2024 14:00:58 -0500 |
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On Fri, 2024-01-05 at 08:42 -0800, Andrew Morton wrote: > On Fri, 5 Jan 2024 07:54:18 -0800 Breno Leitao <leitao@debian.org> > wrote: > > > This test case triggers a race between madvise(MADV_DONTNEED) and > > mmap() in a single huge page, which got stolen (while reserved). > > > > Once the only page is stolen, the memory previously mmaped (and > > madvise(MADV_DONTNEED) got a SIGBUS when accessed. > > > > I am not adding this test to the un_vmtests.sh scripts, since this > > test > > fails at upstream. > > Oh. Is a fix for this in the pipeline? If so, I assume that once > the > fix is merged, we enable this test in run_vmtests? > I've got some ideas on how to fix it, and hope to get a fix to you and Mike by next week.
I'll ask Mike if I run into any unexpected complications.
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