Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-09 Thread Benjamin Herrenschmidt
On Thu, 2017-03-09 at 16:22 -0600, Larry Finger wrote: > > > Attached is a patch that fixes the crash. At the moment, it has my s- > o-b, but I  > do not feel it right to claim authorship. My role should be a  > Reported-and-tested-by. Please advise. Nah, you wrote the patch, your s-o-b is fine

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-09 Thread Larry Finger
On 03/06/2017 03:48 PM, Benjamin Herrenschmidt wrote: On Mon, 2017-03-06 at 13:46 -0600, Larry Finger wrote: I was able to create a PPC emulation with debian-8.7.1-powerpc-CD-1.iso following the instructions in https://gmplib.org/~tege/qemu.html. My only problem was that "-net tap" fails and I

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-06 Thread Larry Finger
On 03/06/2017 03:48 PM, Benjamin Herrenschmidt wrote: On Mon, 2017-03-06 at 13:46 -0600, Larry Finger wrote: I was able to create a PPC emulation with debian-8.7.1-powerpc-CD-1.iso following the instructions in https://gmplib.org/~tege/qemu.html. My only problem was that "-net tap" fails and I

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-06 Thread Benjamin Herrenschmidt
On Mon, 2017-03-06 at 13:46 -0600, Larry Finger wrote: > I was able to create a PPC emulation with debian-8.7.1-powerpc-CD-1.iso  > > following the instructions in https://gmplib.org/~tege/qemu.html. My only  > problem was that "-net tap" fails and I did not find any way to get > networking  > wor

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-06 Thread Larry Finger
On 03/06/2017 12:02 PM, Bart Van Assche wrote: On Thu, 2017-03-02 at 16:14 +1100, Benjamin Herrenschmidt wrote: On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: My Powerbook G4 Aluminum generates a fatal splat early in the boot process, just after identifying the driver for the disk. Unfo

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-06 Thread Bart Van Assche
On Thu, 2017-03-02 at 16:14 +1100, Benjamin Herrenschmidt wrote: > On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: > > My Powerbook G4 Aluminum generates a fatal splat early in the boot process, > > just  > > after identifying the driver for the disk. Unfortunately, it turns off > > almost

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-02 Thread Larry Finger
On 03/01/2017 10:07 PM, Bart Van Assche wrote: On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: My Powerbook G4 Aluminum generates a fatal splat early in the boot process, just after identifying the driver for the disk. Unfortunately, it turns off almost immediately, thus I cannot report t

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-02 Thread Larry Finger
On 03/01/2017 11:22 PM, Bart Van Assche wrote: On Thu, 2017-03-02 at 16:14 +1100, Benjamin Herrenschmidt wrote: On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: My Powerbook G4 Aluminum generates a fatal splat early in the boot process, just after identifying the driver for the disk. Unfo

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-01 Thread Bart Van Assche
On Thu, 2017-03-02 at 16:14 +1100, Benjamin Herrenschmidt wrote: > On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: > > My Powerbook G4 Aluminum generates a fatal splat early in the boot process, > > just  > > after identifying the driver for the disk. Unfortunately, it turns off > > almost

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-01 Thread Benjamin Herrenschmidt
On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: > My Powerbook G4 Aluminum generates a fatal splat early in the boot process, > just  > after identifying the driver for the disk. Unfortunately, it turns off almost  > immediately, thus I cannot report the message. After this bug has been  >

Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-01 Thread Bart Van Assche
On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: > My Powerbook G4 Aluminum generates a fatal splat early in the boot process, > just > after identifying the driver for the disk. Unfortunately, it turns off almost > immediately, thus I cannot report the message. After this bug has been >

Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e

2017-03-01 Thread Larry Finger
My Powerbook G4 Aluminum generates a fatal splat early in the boot process, just after identifying the driver for the disk. Unfortunately, it turns off almost immediately, thus I cannot report the message. After this bug has been triggered, the system clock has been reset to Dec. 31, 1969. I a