[Bug 192271] New: kernel 4.9 hangs during shutdown or reboot

[Bug 192271] New: kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

            Bug ID: 192271
           Summary: kernel 4.9 hangs during shutdown or reboot
           Product: Drivers
           Version: 2.5
    Kernel Version: 4.9.2
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: Video(DRI - non Intel)
          Assignee: drivers_video-dri@kernel-bugs.osdl.org
          Reporter: upcwtenq@emltmp.com
        Regression: No

After upgrading to kernel 4.9 my machine hangs during shutdown/reboot.
the shutdown/reboot procedure starts and finish with systemd unmount all
partitions.
Monitor poweroff but the gpu led (motherboard) is ON.

add "radeon.dpm=0" in kernel line solved problem.

vga: HD5770 Vapor-X (Evergreen)

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

upcwtenq@emltmp.com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|Video(DRI - non Intel)      |Power-Off
            Product|Drivers                     |ACPI
         Regression|No                          |Yes

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

Zhang Rui <rui.zhang@intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |rui.zhang@intel.com
          Component|Power-Off                   |Video(DRI - non Intel)
            Product|ACPI                        |Drivers

--- Comment #1 from Zhang Rui <rui.zhang@intel.com> ---
reassign to the graphics experts.

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

Alex Deucher <alexdeucher@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |alexdeucher@gmail.com

--- Comment #2 from Alex Deucher <alexdeucher@gmail.com> ---
Created attachment 253121
  --> https://bugzilla.kernel.org/attachment.cgi?id=253121&action=edit
possible fix

Does the attached patch help?

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

--- Comment #3 from upcwtenq@emltmp.com ---
ok fixed, thanks!

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

r-schmidt@web.de changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |r-schmidt@web.de

--- Comment #4 from r-schmidt@web.de ---
I can confirm that the patch works. Applied to kernel 4.9.6.
graphics card: Cypress XT [Radeon HD 5870]

Thanks.

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

Richard Herbert <rherbert@sympatico.ca> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |rherbert@sympatico.ca

--- Comment #5 from Richard Herbert <rherbert@sympatico.ca> ---
Glad the patch made it into the latest kernel 4.9 (4.9.7). Same HD5770 as
upcwteng.

Thanks.

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[Bug 192271] kernel 4.9 hangs during shutdown or reboot

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=192271

fthhixof@emlhub.com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |fthhixof@emlhub.com

--- Comment #6 from fthhixof@emlhub.com ---
Hi

Same problem after upgrading to kernel 4.12.10-1-ARCH (ArchLinux 64Bit)

Radeon 5770 Evergreen

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