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    SubjectRe: [Bugme-new] [Bug 11886] New: without serial console system doesn't poweroff
    Date
    On Tuesday, 4 of November 2008, Daniel Smolik wrote:
    > Rafael J. Wysocki napsal(a):
    > > On Monday, 3 of November 2008, Daniel Smolik wrote:
    > >> Andrew Morton napsal(a):
    > >>> (switched to email. Please respond via emailed reply-to-all, not via the
    > >>> bugzilla web interface).
    > >>>
    > >>> On Wed, 29 Oct 2008 04:06:11 -0700 (PDT)
    > >>> bugme-daemon@bugzilla.kernel.org wrote:
    > >>>
    > >>>> http://bugzilla.kernel.org/show_bug.cgi?id=11886
    > >>>>
    > >>>> Summary: without serial console system doesn't poweroff
    > >>>> Product: Power Management
    > >>>> Version: 2.5
    > >>>> KernelVersion: 2.6.27.4
    > >>>> Platform: All
    > >>>> OS/Version: Linux
    > >>>> Tree: Mainline
    > >>>> Status: NEW
    > >>>> Severity: normal
    > >>>> Priority: P1
    > >>>> Component: Other
    > >>>> AssignedTo: power-management_other@kernel-bugs.osdl.org
    > >>>> ReportedBy: marvin@mydatex.cz
    > >>>>
    > >>>>
    > >>>> Latest working kernel version:
    > >>>> Earliest failing kernel version:2.6.27.2
    > >>>> Distribution: Debian Etch
    > >>>> Hardware Environment: Supermiro C2SBC-Q Dual Core Intel Cpu 1G RAM
    > >>>> Software Environment: Debian Etch
    > >>>> Problem Description: If I does't add serial console to kernel command line
    > >>>> system doesn't poweroff. Linux hangs there:
    > >>>>
    > >>>> e1000e 0000:0d:00.0: PCI INT A disabled
    > >>>> e1000e 0000:00:19.0: PCI INT A disabled
    > >>>> ACPI: Preparing to enter system sleep state S5
    > >>>> Disabling non-boot CPUs ...
    > >>>>
    > >>>> If I disable in kernel config Suspend to Ram and Hibernate all works without
    > >>>> console. But with Suspend and hibernate enabled and serial console added to
    > >>>> kernel cmd line all works too:
    > >>>>
    > >>>> e1000e 0000:0d:00.0: PCI INT A disabled
    > >>>> e1000e 0000:00:19.0: PCI INT A disabled
    > >>>> ACPI: Preparing to enter system sleep state S5
    > >>>> Disabling non-boot CPUs ...
    > >>>> CPU 1 is now offline
    > >>>> SMP alternatives: switching to UP code
    > >>>> CPU1 is down
    > >>>> Power down.
    > >>>> acpi_power_off called
    > >>>>
    > >>>> Steps to reproduce:
    > >>>> Compile kernel with attached config and try poweroff without serial console.
    > >>>>
    > >>> OK, this is weird.
    > >>>
    > >>> But the good news is that there is a very small number of commits
    > >>> between 2.6.27.2 and 2.6.27.4.
    > >>>
    > >>> ftp://ftp.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.3
    > >>> ftp://ftp.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.4
    > >>>
    > >>> I'd be looking at these:
    > >>>
    > >>> commit 3b987ac961486373f91191b14291b331fa546072
    > >>> Author: Rafael J. Wysocki <rjw@sisk.pl>
    > >>> Date: Sat Sep 6 13:13:01 2008 +0200
    > >>>
    > >>> ACPI suspend: Always use the 32-bit waking vector
    > >>>
    > >>> commit a6629105dd03d370fcb31e97bddf223fa4bb651e upstream.
    > >>>
    > >>>
    > >>> commit 66036f5862883fcc9f7ff8550685a5a3de1a57e4
    > >>> Author: Rafael J. Wysocki <rjw@sisk.pl>
    > >>> Date: Sat Oct 4 00:05:05 2008 +0200
    > >>>
    > >>> ACPI Suspend: Enable ACPI during resume if SCI_EN is not set
    > >>>
    > >>> commit d0c71fe7ebc180f1b7bc7da1d39a07fc19eec768 upstream.
    > >>>
    > >>>
    > >>>
    > >>> presumably 2.6.28-rc3 is also broken?
    > >> I don't know I can test it on Thu. But may be may fault or misunderstanding fist kernel which I test is 2.27.2. I don't
    > >> test any kernel before. I don't know if 2.6.26 works.
    > >
    > > Can you try 2.6.26, please?
    > Yes, no problem.

    And did it work?

    Rafael


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