Messages in this thread | | | Date | Wed, 2 Jul 2014 14:29:05 -0400 (EDT) | From | Mikulas Patocka <> | Subject | Re: Crash on WRITE SAME |
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On Wed, 2 Jul 2014, Christoph Hellwig wrote:
> On Wed, Jul 02, 2014 at 02:05:14PM -0400, Mikulas Patocka wrote: > > Hi Sagi > > > > Your commit d77e65350f2d82dfa0557707d505711f5a43c8fd causes crash on SCSI > > WRITE SAME command (it can be triggered by issuing the BLKZEROOUT ioctl). > > The crash happens in iscsi_tcp_segment_done because sg_next returns NULL. > > Martin already fixes this over a week ago, we're just waiting for James > to send a pull request to Linus. > > Get this fix from the core-for-3.16 branch of > git.infradead.org/users/hch/scsi-queue.git for now.
I see.
And what about protection information for commands that transfer partial sectors? (for example, UMAP transfers 24 bytes). Should scsi_transfer_length return 24 or 32 in this case?
Mikulas
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