linux-next/drivers/target
Bart Van Assche 325c1e8b24 scsi: target: Fix handling of removed LUNs
Send a valid ASC / ASCQ combination back to the initiator if a SCSI command
is received after a LUN has been removed. This patch fixes the following
call trace:

WARNING: CPU: 0 PID: 4 at drivers/target/target_core_transport.c:3131 translate_sense_reason+0x164/0x190 [target_core_mod]
Workqueue: ib-comp-wq ib_cq_poll_work [ib_core]
RIP: 0010:translate_sense_reason+0x164/0x190 [target_core_mod]
Call Trace:
transport_send_check_condition_and_sense+0x95/0x1c0 [target_core_mod]
transport_generic_request_failure+0x102/0x270 [target_core_mod]
transport_generic_new_cmd+0x138/0x340 [target_core_mod]
transport_handle_cdb_direct+0x2f/0x80 [target_core_mod]
target_submit_cmd_map_sgls+0x212/0x2a0 [target_core_mod]
srpt_handle_new_iu+0x244/0x680 [ib_srpt]
__ib_process_cq+0x6d/0xc0 [ib_core]
ib_cq_poll_work+0x18/0x50 [ib_core]
process_one_work+0x20b/0x6a0
worker_thread+0x35/0x380
kthread+0x117/0x130
ret_from_fork+0x24/0x30

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-07-02 16:44:32 -04:00
..
iscsi scsi: target: Remove second argument from fabric_make_tpg() 2018-07-02 16:44:32 -04:00
loopback scsi: target/tcm_loop: Avoid that static checkers warn about dead code 2018-07-02 16:44:32 -04:00
sbp scsi: target: Remove second argument from fabric_make_tpg() 2018-07-02 16:44:32 -04:00
tcm_fc scsi: target: Remove second argument from fabric_make_tpg() 2018-07-02 16:44:32 -04:00
Kconfig target: Use sgl_alloc_order() and sgl_free() 2018-01-06 09:18:00 -07:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
target_core_alua.c target: fix ALUA state file path truncation 2017-11-04 15:00:30 -07:00
target_core_alua.h Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending 2017-11-24 19:19:20 -10:00
target_core_configfs.c scsi: target: Use config_item_name() instead of open-coding it 2018-07-02 16:44:30 -04:00
target_core_device.c scsi: target: Avoid that EXTENDED COPY commands trigger lock inversion 2018-07-02 16:44:30 -04:00
target_core_fabric_configfs.c scsi: target: Remove second argument from fabric_make_tpg() 2018-07-02 16:44:32 -04:00
target_core_fabric_lib.c target-core: don't use "const char*" for a buffer that is written to 2018-01-12 15:07:09 -08:00
target_core_file.c scsi: target: target/file: Add support of direct and async I/O 2018-05-14 22:40:08 -04:00
target_core_file.h scsi: target: target/file: Add support of direct and async I/O 2018-05-14 22:40:08 -04:00
target_core_hba.c target: Fix target_sense_desc_format NULL pointer dereference 2015-09-24 23:17:23 -07:00
target_core_iblock.c target: convert to bioset_init()/mempool_init() 2018-05-30 15:33:32 -06:00
target_core_iblock.h target: convert to bioset_init()/mempool_init() 2018-05-30 15:33:32 -06:00
target_core_internal.h scsi: target: Fold core_tmr_handle_tas_abort() into transport_cmd_finish_abort() 2018-07-02 16:44:31 -04:00
target_core_pr.c target-core: don't use "const char*" for a buffer that is written to 2018-01-12 15:07:09 -08:00
target_core_pr.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
target_core_pscsi.c SCSI misc on 20180610 2018-06-10 13:01:12 -07:00
target_core_pscsi.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
target_core_rd.c target: break up free_device callback 2017-07-06 23:11:37 -07:00
target_core_rd.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
target_core_sbc.c scsi: target: Use config_item_name() instead of open-coding it 2018-07-02 16:44:30 -04:00
target_core_spc.c target: Fix cmd size for PR-OUT in passthrough_parse_cdb 2017-07-09 20:58:49 -07:00
target_core_stat.c target: make config_item_type const 2017-10-19 16:15:17 +02:00
target_core_tmr.c scsi: target: Fold core_tmr_handle_tas_abort() into transport_cmd_finish_abort() 2018-07-02 16:44:31 -04:00
target_core_tpg.c target: Fix node_acl demo-mode + uncached dynamic shutdown regression 2017-08-09 20:55:19 -07:00
target_core_transport.c scsi: target: Fix handling of removed LUNs 2018-07-02 16:44:32 -04:00
target_core_ua.c scsi: target: Fix handling of removed LUNs 2018-07-02 16:44:32 -04:00
target_core_ua.h scsi: target: Fix handling of removed LUNs 2018-07-02 16:44:32 -04:00
target_core_user.c scsi: tcmu: Don't pass KERN_ERR to pr_err 2018-06-26 12:55:08 -04:00
target_core_xcopy.c scsi: target: Introduce transport_init_session() 2018-07-02 16:44:31 -04:00
target_core_xcopy.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00