Re: 4.4-rc3, KVM, br0 and instant hang

[John Stoffel]

>>>>> "Jens" == Jens Axboe <axboe@xxxxxx> writes:

Jens> On 12/05/2015 10:31 AM, John Stoffel wrote:
>>>>>>> "John" == John Stoffel <john@xxxxxxxxxxxxxxxxx> writes:
>> 
John> On Fri, Dec 04, 2015 at 11:28:33PM -0500, John Stoffel wrote:
>>>> 
>> On my most recent bootup, I thought it was ok, since the VMs worked
>> for a while (10 minutes) and I was starting to re-compile the kernel
>> again to make more modules compiled in.  No luck, I got the following
>> crash dump (partial) on my netconsole box.
>> 
>> [ 1434.266524] ------------[ cut here ]------------
>> [ 1434.266643] WARNING: CPU: 2 PID: 179 at block/blk-merge.c:435 blk_rq_map_sg+0x2d9/0x2eb()

Jens> This is fixed in current -git, as of a few days ago.

Thanks!  I'll try that out and see how stable it is.  I assume it
doesn't matter if it's a deadline or cfq scheduler?

In any case, I see the pull in Linus' tree and I'm building a kernel
now to play with.

Thanks!
John
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