On 04/10/2014 12:45 AM, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 21:52 -0600, Jens Axboe wrote:
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31
On 2014-04-10 00:45, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 21:52 -0600, Jens Axboe wrote:
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31
On Wed, 2014-04-09 at 21:52 -0600, Jens Axboe wrote:
> On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
> > On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
> >> On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
> >>> On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
> OK, I think
On Wed, 2014-04-09 at 21:52 -0600, Jens Axboe wrote:
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing
On 2014-04-10 00:45, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 21:52 -0600, Jens Axboe wrote:
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31
On 04/10/2014 12:45 AM, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 21:52 -0600, Jens Axboe wrote:
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
> On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
> > On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
> >> OK, I think we're seeing different symptoms of the same bug. Stay
> >> tuned, will have something for you to test shortly, I hope.
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have something for you to test shortly, I hope.
Ah thanks. I'll defer the bisection then (it's painful on that
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have something for you to test shortly, I hope.
Ah thanks. I'll defer the bisection then (it's painful on that
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
> OK, I think we're seeing different symptoms of the same bug. Stay
> tuned, will have something for you to test shortly, I hope.
Ah thanks. I'll defer the bisection then (it's painful on that machine
for various reasons)
This is a 64-way
On 2014-04-09 18:02, Benjamin Herrenschmidt wrote:
On Thu, 2014-04-10 at 09:47 +1000, Benjamin Herrenschmidt wrote:
Nope, that's not a known issue. This must be related to the FIFO
changes... How reproducible is this?
Dunno yet, haven't had a chance to dig. I'll try to grab that machine
On Thu, 2014-04-10 at 09:47 +1000, Benjamin Herrenschmidt wrote:
> > Nope, that's not a known issue. This must be related to the FIFO
> > changes... How reproducible is this?
>
> Dunno yet, haven't had a chance to dig. I'll try to grab that machine
> later today and reproduce &| bisect.
Second
On Wed, 2014-04-09 at 07:35 -0600, Jens Axboe wrote:
> On 04/08/2014 10:44 PM, Benjamin Herrenschmidt wrote:
> > Hi folks !
> >
> > While testing a branch of fixes before I send it to Linus, which
> > happens to be based on 18a1a7a1d862ae0794a0179473d08a414dd49234,
> > I hit this:
> >
> > kernel
On 04/08/2014 10:44 PM, Benjamin Herrenschmidt wrote:
Hi folks !
While testing a branch of fixes before I send it to Linus, which
happens to be based on 18a1a7a1d862ae0794a0179473d08a414dd49234,
I hit this:
kernel BUG at /home/benh/linux-powerpc-test/block/cfq-iosched.c:3145!
cpu 0x3c: Vector:
On 04/08/2014 10:44 PM, Benjamin Herrenschmidt wrote:
Hi folks !
While testing a branch of fixes before I send it to Linus, which
happens to be based on 18a1a7a1d862ae0794a0179473d08a414dd49234,
I hit this:
kernel BUG at /home/benh/linux-powerpc-test/block/cfq-iosched.c:3145!
cpu 0x3c: Vector:
On Wed, 2014-04-09 at 07:35 -0600, Jens Axboe wrote:
On 04/08/2014 10:44 PM, Benjamin Herrenschmidt wrote:
Hi folks !
While testing a branch of fixes before I send it to Linus, which
happens to be based on 18a1a7a1d862ae0794a0179473d08a414dd49234,
I hit this:
kernel BUG at
On Thu, 2014-04-10 at 09:47 +1000, Benjamin Herrenschmidt wrote:
Nope, that's not a known issue. This must be related to the FIFO
changes... How reproducible is this?
Dunno yet, haven't had a chance to dig. I'll try to grab that machine
later today and reproduce | bisect.
Second boot
On 2014-04-09 18:02, Benjamin Herrenschmidt wrote:
On Thu, 2014-04-10 at 09:47 +1000, Benjamin Herrenschmidt wrote:
Nope, that's not a known issue. This must be related to the FIFO
changes... How reproducible is this?
Dunno yet, haven't had a chance to dig. I'll try to grab that machine
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have something for you to test shortly, I hope.
Ah thanks. I'll defer the bisection then (it's painful on that machine
for various reasons)
This is a 64-way P7
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have something for you to test shortly, I hope.
Ah thanks. I'll defer the bisection then (it's painful on that
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have something for you to test shortly, I hope.
Ah thanks. I'll defer the bisection then (it's painful on that
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have something for you to test shortly, I hope.
Ah
On 2014-04-09 21:35, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 20:25 -0600, Jens Axboe wrote:
On 2014-04-09 19:36, Benjamin Herrenschmidt wrote:
On Wed, 2014-04-09 at 19:31 -0600, Jens Axboe wrote:
OK, I think we're seeing different symptoms of the same bug. Stay
tuned, will have
Hi folks !
While testing a branch of fixes before I send it to Linus, which
happens to be based on 18a1a7a1d862ae0794a0179473d08a414dd49234,
I hit this:
kernel BUG at /home/benh/linux-powerpc-test/block/cfq-iosched.c:3145!
cpu 0x3c: Vector: 700 (Program Check) at [c03ca69bb190]
pc:
Hi folks !
While testing a branch of fixes before I send it to Linus, which
happens to be based on 18a1a7a1d862ae0794a0179473d08a414dd49234,
I hit this:
kernel BUG at /home/benh/linux-powerpc-test/block/cfq-iosched.c:3145!
cpu 0x3c: Vector: 700 (Program Check) at [c03ca69bb190]
pc:
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