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    SubjectRe: autofs: add autofs_parse_fd()
    On Fri, 20 Oct 2023 at 08:37, Arnd Bergmann <arnd@arndb.de> wrote:
    >
    > On Thu, Oct 19, 2023, at 17:27, Naresh Kamboju wrote:
    > > The qemu-x86_64 and x86_64 booting with 64bit kernel and 32bit rootfs we call
    > > it as compat mode boot testing. Recently it started to failed to get login
    > > prompt.
    > >
    > > We have not seen any kernel crash logs.
    > >
    > > Anders, bisection is pointing to first bad commit,
    > > 546694b8f658 autofs: add autofs_parse_fd()
    > >
    > > Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
    > > Reported-by: Anders Roxell <anders.roxell@linaro.org>
    >
    > I tried to find something in that commit that would be different
    > in compat mode, but don't see anything at all -- this appears
    > to be just a simple refactoring of the code, unlike the commits
    > that immediately follow it and that do change the mount
    > interface.
    >
    > Unfortunately this makes it impossible to just revert the commit
    > on top of linux-next. Can you double-check your bisection by
    > testing 546694b8f658 and the commit before it again?

    I tried these two patches again:
    546694b8f658 ("autofs: add autofs_parse_fd()") - doesn't boot
    bc69fdde0ae1 ("autofs: refactor autofs_prepare_pipe()") - boots

    >
    > What are the exact mount options you pass to autofs in your fstab?

    cat /etc/fstab
    # UNCONFIGURED FSTAB FOR BASE SYSTEM

    Cheers,
    Anders

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