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Re: [Xen-devel] Missed Stable backport? maybe [PATCH v2 0/4] xen-blk: bug fixes

On 6/20/2014 11:12 AM, Roger Pau Monné wrote:
> On 20/06/14 16:32, Jason Andryuk wrote:
>> Hi Roger,
>> I'm seeing a crash on shutdown in xen_blkbk_unmap on 3.12.22.  kdb backtrace 
>> below.  Could this be the shutdown race fixed by "[PATCH v2 3/4] 
>> xen-blkback: fix shutdown race"?  That email does not provide the observed 
>> backtrace, so I cannot compare.
> Could be related, but you didn't provide the reason for the crash, just
> the backtrace, have you tried applying those patches on top of your kernel?

The backtrace was seen rebooting my box.  kdb is configured in the hardware 
domain, so it broke into that.  Not all guests were shutdown prior to the 

It's intermittent.  I just rebooted ready to capture the serial log, but there 
was no crash.

I haven't tried the patches yet.  They came up when googling for related error 
messages.  I hope to try them soon.



>> The cover letter for "[PATCH v2 0/4] xen-blk: bug fixes" <Message-Id: 
>> 1391509575-3949-1-git-send-email-roger.pau@xxxxxxxxxx> mentions backport to 
>> stable.  However, stable was not CC-ed and the patches seem to be missing 
>> from linux-stable.  Was this just an oversight?
> Yes, they are committed to upstream but not stable, I think they should
> all be backported to stable (3.10 and 3.12 AFAICT).
> Roger.

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