Ok, I built one more test kernel with all of the commits to scsi_lib.c between v3.13 and 3.16 reverted. The list of commits reverted are:
39460b Revert "scsi: handle command allocation failure in scsi_reset_provider" 9ab4c8d Revert "fix regression in SCSI_IOCTL_SEND_COMMAND" 53bad98 Revert "[SCSI] Add timeout to avoid infinite command retry" db3519f Revert "[SCSI] do not manipulate device reference counts in scsi_get/put_command" 73a18ef Revert "block: remove struct request buffer member" e113519 Revert "scsi: explicitly release bidi buffers" d499c5c Revert "block: add blk_rq_set_block_pc()" a6007d4 Revert "Fix uses of dma_max_pfn() when converting to a limiting address" 5cff82a Revert "[SCSI] avoid taking host_lock in scsi_run_queue unless nessecary" 5b26bad Revert "[SCSI] remove a useless get/put_device pair in scsi_request_fn" 391dd86 Revert "[SCSI] remove a useless get/put_device pair in scsi_next_command" 0ea6db9 Revert "[SCSI] remove a useless get/put_device pair in scsi_requeue_command" 8269e93 Revert "scsi: Make sure cmd_flags are 64-bit" f24f671 Revert "[SCSI] don't reference freed command in scsi_init_sgtable" 13408dd Revert "[SCSI] don't reference freed command in scsi_prep_return" bfa085e Revert "[SCSI] Fix command result state propagation" fd5c3b0 Revert "scsi: remove scsi_end_request" cb70e5e Revert "scsi: reintroduce scsi_driver.init_command" 440599c Revert "scsi: handle flush errors properly" The test kernel can be downloaded from: http://kernel.ubuntu.com/~jsalisbury/lp1470250/revert-and-bisect/utopic/ If this test kernel still has the issue, we will have to first revert 89fb4cd then bisect again between 3.13 and 3.16. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1470250 Title: [Hyper-V] Ubuntu 14.04.2 LTS Generation 2 SCSI Errors on VSS Based Backups To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1470250/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
