Please check the return on line 1517. It looks suspicious that it does not release the lock, unlike the return on line 1508. julia --- Hi Jitendra, [auto build test WARNING on scsi/for-next] [also build test WARNING on v4.8-rc3 next-20160822] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] [Check https://git-scm.com/docs/git-format-patch for more information] url: https://github.com/0day-ci/linux/commits/Jitendra-Bhivare/be2iscsi-driver-update-11-2-0-0/20160819-175550 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next :::::: branch date: 4 days ago :::::: commit date: 4 days ago >> drivers/scsi/be2iscsi/be_mgmt.c:1517:2-8: preceding lock on line 1504 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout b9f267a2cf5f152fb5b5b907b715e0854f337ccd vim +1517 drivers/scsi/be2iscsi/be_mgmt.c b9f267a2 Jitendra Bhivare 2016-08-19 1498 struct be_cmd_get_session_req *req; b9f267a2 Jitendra Bhivare 2016-08-19 1499 struct be_dma_mem *nonemb_cmd; b9f267a2 Jitendra Bhivare 2016-08-19 1500 struct be_mcc_wrb *wrb; b9f267a2 Jitendra Bhivare 2016-08-19 1501 struct be_sge *sge; b9f267a2 Jitendra Bhivare 2016-08-19 1502 unsigned int tag; b9f267a2 Jitendra Bhivare 2016-08-19 1503 b9f267a2 Jitendra Bhivare 2016-08-19 @1504 mutex_lock(&ctrl->mbox_lock); b9f267a2 Jitendra Bhivare 2016-08-19 1505 wrb = alloc_mcc_wrb(phba, &tag); b9f267a2 Jitendra Bhivare 2016-08-19 1506 if (!wrb) { b9f267a2 Jitendra Bhivare 2016-08-19 1507 mutex_unlock(&ctrl->mbox_lock); b9f267a2 Jitendra Bhivare 2016-08-19 1508 return 0; b9f267a2 Jitendra Bhivare 2016-08-19 1509 } b9f267a2 Jitendra Bhivare 2016-08-19 1510 b9f267a2 Jitendra Bhivare 2016-08-19 1511 nonemb_cmd = &phba->boot_struct.nonemb_cmd; b9f267a2 Jitendra Bhivare 2016-08-19 1512 nonemb_cmd->size = sizeof(*resp); b9f267a2 Jitendra Bhivare 2016-08-19 1513 nonemb_cmd->va = pci_alloc_consistent(phba->ctrl.pdev, b9f267a2 Jitendra Bhivare 2016-08-19 1514 sizeof(nonemb_cmd->size), b9f267a2 Jitendra Bhivare 2016-08-19 1515 &nonemb_cmd->dma); b9f267a2 Jitendra Bhivare 2016-08-19 1516 if (!nonemb_cmd->va) b9f267a2 Jitendra Bhivare 2016-08-19 @1517 return 0; b9f267a2 Jitendra Bhivare 2016-08-19 1518 b9f267a2 Jitendra Bhivare 2016-08-19 1519 req = nonemb_cmd->va; b9f267a2 Jitendra Bhivare 2016-08-19 1520 memset(req, 0, sizeof(*req)); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html