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    SubjectRe: user-mode port 0.58-2.4.18-36
    Hi!

    > This is the fourth release of the 2.4.18 UML.
    >
    > The major changes in this release include:
    >
    > It is now possible the to attach the UML gdb to sleeping threads.
    > This is done by detaching gdb from the in-context thread and attaching
    > it to the host pid of the sleeping UML process. UML may be continued
    > by reattaching to the in-context thread. This feature was sponsored
    > by Cluster File Systems, Inc.
    >
    > There is a /proc/exitcode, which allows a UML process to set the
    > eventual UML exit code.
    >
    > Fixed some segfaults caused by calling openpty, which has an unusually
    > large stack frame, overflowing the UML kernel stack.
    >
    > The tty logging patch is integrated. This allows UML honeypots to
    > log all tty traffic to a host file. This logging can't be detected
    > or interfered with by root inside the UML.

    So... what prevents uml root from inserting rogue module (perhaps
    using /dev/kmem) and escape the jail?

    > The UML binary now lives in its own physical memory. This makes it
    > easier for the swsusp patch to be ported to UML.

    Good ;-).
    Pavel
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