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    SubjectRe: 2.4.0-test10-pre3:Oops in mm/filemap.c:filemap_write_pa
    Date
    Petr Vandrovec writes:
    > ... or from sys_exit() if you forget to unmap. Or from anywhere if
    > swapping code decides to swap such page. I'm trying to hunt it down
    > for more than month, but I have no idea what's wrong. In my case
    > way to trigger bug is:

    I actually think its as simple as:

    1. shared map a file
    2. close file
    3. unlink file
    4. unmap shared mapping

    In my case, I was running newaliases, and there wasn't any other
    processes using that mapping.
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