Nick, After 3.2.19 + patches , we still get the OOPS below on one of our hosts. The other ones seem fine, but this particular host still generates time outs. Moussa P.S.: what is the unsupported SCSI command here? We see it on all Targets, not sure if it is an issue or not. The main concern is the timeouts we get on intiators and the oops below [69969.299856] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.303538] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.307167] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.310941] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.314522] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.318319] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.322086] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.326002] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.329748] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [69969.333510] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [70008.527611] Unknown RDMA CMA event: 15 [70019.157223] Unknown RDMA CMA event: 15 [70024.288185] iSCSI Login timeout on Network Portal 192.168.101.101:3260 [70035.061653] iSCSI Login timeout on Network Portal 192.168.102.101:3272 [70132.335615] INFO: task iscsi_ttx:8861 blocked for more than 120 seconds. [70132.335619] Tainted: GF 3.12.19+ #2 [70132.335620] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70132.335621] iscsi_ttx D ffffffff81613440 0 8861 2 0x00000004 [70132.335624] ffff88045deefc78 0000000000000046 ffff88045deeffd8 0000000000012d40 [70132.335627] ffff88045deee010 0000000000012d40 0000000000012d40 0000000000012d40 [70132.335636] ffff88045deeffd8 0000000000012d40 ffff88046ed18aa0 ffff88046f9a5500 [70132.335639] Call Trace: [70132.335645] [<ffffffff81556239>] schedule+0x29/0x70 [70132.335647] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70132.335660] [<ffffffffa03eabc8>] ? ib_modify_qp+0x18/0x20 [ib_core] [70132.335662] [<ffffffffa074dcb4>] ? cma_modify_qp_err+0x64/0x80 [rdma_cm] [70132.335665] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70132.335668] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70132.335671] [<ffffffffa075d7a7>] isert_wait_conn+0x77/0xf0 [ib_isert] [70132.335678] [<ffffffffa06fab5e>] iscsit_close_connection+0xce/0x560 [iscsi_target_mod] [70132.335684] [<ffffffffa06ea853>] iscsit_take_action_for_connection_exit+0x83/0x110 [iscsi_target_mod] [70132.335689] [<ffffffffa06fbae0>] iscsi_target_tx_thread+0x180/0x220 [iscsi_target_mod] [70132.335693] [<ffffffff810701e0>] ? wake_up_bit+0x40/0x40 [70132.335698] [<ffffffffa06fb960>] ? iscsit_handle_snack+0x190/0x190 [iscsi_target_mod] [70132.335701] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70132.335703] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70132.335705] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70132.335707] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70132.335716] INFO: task iscsi_np:9120 blocked for more than 120 seconds. [70132.335717] Tainted: GF 3.12.19+ #2 [70132.335718] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70132.335719] iscsi_np D ffffffff81613440 0 9120 2 0x00000004 [70132.335721] ffff880450f77be8 0000000000000046 ffff880450f77fd8 0000000000012d40 [70132.335723] ffff880450f76010 0000000000012d40 0000000000012d40 0000000000012d40 [70132.335725] ffff880450f77fd8 0000000000012d40 ffff880450f2eaa0 ffff88046f9a4aa0 [70132.335727] Call Trace: [70132.335729] [<ffffffff81556239>] schedule+0x29/0x70 [70132.335731] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70132.335734] [<ffffffff812753b6>] ? vsnprintf+0x416/0x5b0 [70132.335739] [<ffffffffa06e4582>] ? iscsi_update_param_value+0x32/0x90 [iscsi_target_mod] [70132.335741] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70132.335743] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70132.335748] [<ffffffffa06fa195>] iscsit_stop_session+0x1a5/0x1c0 [iscsi_target_mod] [70132.335753] [<ffffffffa06efc2b>] iscsi_check_for_session_reinstatement+0x1db/0x250 [iscsi_target_mod] [70132.335759] [<ffffffffa06f0ee5>] iscsi_target_check_for_existing_instances+0x35/0x40 [iscsi_target_mod] [70132.335763] [<ffffffffa06f130b>] iscsi_target_handle_csg_one+0x8b/0x150 [iscsi_target_mod] [70132.335768] [<ffffffffa06f160e>] iscsi_target_do_login+0xee/0x180 [iscsi_target_mod] [70132.335773] [<ffffffffa06f16c7>] iscsi_target_start_negotiation+0x27/0xb0 [iscsi_target_mod] [70132.335777] [<ffffffffa06f059e>] __iscsi_target_login_thread+0x26e/0x630 [iscsi_target_mod] [70132.335782] [<ffffffffa06f0960>] ? __iscsi_target_login_thread+0x630/0x630 [iscsi_target_mod] [70132.335786] [<ffffffffa06f0991>] iscsi_target_login_thread+0x31/0x40 [iscsi_target_mod] [70132.335788] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70132.335791] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70132.335793] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70132.335795] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70132.335812] INFO: task kworker/u33:4:19729 blocked for more than 120 seconds. [70132.335812] Tainted: GF 3.12.19+ #2 [70132.335813] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70132.335814] kworker/u33:4 D ffffffff81613440 0 19729 2 0x00000000 [70132.335818] Workqueue: isert_rx_wq isert_cq_rx_work [ib_isert] [70132.335819] ffff880075f61828 0000000000000046 ffff880075f61fd8 0000000000012d40 [70132.335821] ffff880075f60010 0000000000012d40 0000000000012d40 0000000000012d40 [70132.335823] ffff880075f61fd8 0000000000012d40 ffff88044fe33500 ffffffff81a10480 [70132.335825] Call Trace: [70132.335827] [<ffffffff81556239>] schedule+0x29/0x70 [70132.335829] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70132.335831] [<ffffffff815555ca>] __down+0x6a/0xa0 [70132.335833] [<ffffffff81074fc1>] down+0x41/0x50 [70132.335841] [<ffffffffa021028e>] mtip_hw_get_scatterlist+0x3e/0x140 [mtip32xx] [70132.335845] [<ffffffffa0210416>] mtip_make_request+0x86/0x2d0 [mtip32xx] [70132.335848] [<ffffffff8124933a>] generic_make_request+0xca/0x100 [70132.335851] [<ffffffff812493dc>] submit_bio+0x6c/0x140 [70132.335855] [<ffffffffa0370a77>] ? dm_merge_bvec+0x97/0xe0 [dm_mod] [70132.335858] [<ffffffffa06cc58c>] iblock_submit_bios+0x4c/0x80 [target_core_iblock] [70132.335861] [<ffffffffa06cd0cc>] iblock_execute_rw+0x32c/0x340 [target_core_iblock] [70132.335863] [<ffffffff8127a969>] ? sg_miter_get_next_page+0x29/0x80 [70132.335872] [<ffffffffa067d462>] sbc_execute_rw+0x22/0x30 [target_core_mod] [70132.335878] [<ffffffffa067c347>] __target_execute_cmd+0x27/0x80 [target_core_mod] [70132.335884] [<ffffffffa067c6ee>] target_execute_cmd+0xde/0x180 [target_core_mod] [70132.335889] [<ffffffffa06ecef8>] iscsit_execute_cmd+0x228/0x290 [iscsi_target_mod] [70132.335895] [<ffffffffa06f7bbd>] iscsit_sequence_cmd+0xfd/0x1d0 [iscsi_target_mod] [70132.335897] [<ffffffffa075e0dd>] isert_handle_scsi_cmd+0x8d/0x1b0 [ib_isert] [70132.335902] [<ffffffffa06f7d0b>] ? iscsit_allocate_cmd+0x7b/0x120 [iscsi_target_mod] [70132.335905] [<ffffffffa075ef35>] isert_rx_opcode+0x245/0x2d0 [ib_isert] [70132.335909] [<ffffffffa0421e14>] ? mlx4_ib_poll_one+0x324/0x680 [mlx4_ib] [70132.335911] [<ffffffffa075f026>] isert_rx_do_work+0x66/0x180 [ib_isert] [70132.335915] [<ffffffffa042222e>] ? mlx4_ib_poll_cq+0xbe/0xd0 [mlx4_ib] [70132.335917] [<ffffffffa075f977>] isert_rx_completion+0x97/0x2a0 [ib_isert] [70132.335919] [<ffffffffa075fcab>] isert_cq_rx_work+0x12b/0x1b0 [ib_isert] [70132.335922] [<ffffffff810685a3>] process_one_work+0x183/0x490 [70132.335923] [<ffffffff81069a7f>] worker_thread+0x11f/0x3a0 [70132.335925] [<ffffffff81069960>] ? manage_workers+0x160/0x160 [70132.335927] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70132.335929] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70132.335931] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70132.335933] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218389] INFO: task iscsi_ttx:8861 blocked for more than 120 seconds. [70252.218393] Tainted: GF 3.12.19+ #2 [70252.218393] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70252.218395] iscsi_ttx D ffffffff81613440 0 8861 2 0x00000004 [70252.218397] ffff88045deefc78 0000000000000046 ffff88045deeffd8 0000000000012d40 [70252.218400] ffff88045deee010 0000000000012d40 0000000000012d40 0000000000012d40 [70252.218403] ffff88045deeffd8 0000000000012d40 ffff88046ed18aa0 ffff88046f9a5500 [70252.218405] Call Trace: [70252.218418] [<ffffffff81556239>] schedule+0x29/0x70 [70252.218420] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70252.218433] [<ffffffffa03eabc8>] ? ib_modify_qp+0x18/0x20 [ib_core] [70252.218436] [<ffffffffa074dcb4>] ? cma_modify_qp_err+0x64/0x80 [rdma_cm] [70252.218438] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70252.218441] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70252.218444] [<ffffffffa075d7a7>] isert_wait_conn+0x77/0xf0 [ib_isert] [70252.218452] [<ffffffffa06fab5e>] iscsit_close_connection+0xce/0x560 [iscsi_target_mod] [70252.218457] [<ffffffffa06ea853>] iscsit_take_action_for_connection_exit+0x83/0x110 [iscsi_target_mod] [70252.218463] [<ffffffffa06fbae0>] iscsi_target_tx_thread+0x180/0x220 [iscsi_target_mod] [70252.218467] [<ffffffff810701e0>] ? wake_up_bit+0x40/0x40 [70252.218472] [<ffffffffa06fb960>] ? iscsit_handle_snack+0x190/0x190 [iscsi_target_mod] [70252.218474] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70252.218476] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218480] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70252.218482] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218488] INFO: task iscsi_np:9024 blocked for more than 120 seconds. [70252.218489] Tainted: GF 3.12.19+ #2 [70252.218490] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70252.218491] iscsi_np D ffffffff81613440 0 9024 2 0x00000004 [70252.218492] ffff88045df07be8 0000000000000046 ffff88045df07fd8 0000000000012d40 [70252.218495] ffff88045df06010 0000000000012d40 0000000000012d40 0000000000012d40 [70252.218497] ffff88045df07fd8 0000000000012d40 ffff88045d65aaa0 ffff88046f9a4aa0 [70252.218499] Call Trace: [70252.218501] [<ffffffff81556239>] schedule+0x29/0x70 [70252.218503] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70252.218506] [<ffffffff812753b6>] ? vsnprintf+0x416/0x5b0 [70252.218510] [<ffffffffa06e4582>] ? iscsi_update_param_value+0x32/0x90 [iscsi_target_mod] [70252.218512] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70252.218514] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70252.218519] [<ffffffffa06fa195>] iscsit_stop_session+0x1a5/0x1c0 [iscsi_target_mod] [70252.218525] [<ffffffffa06efc2b>] iscsi_check_for_session_reinstatement+0x1db/0x250 [iscsi_target_mod] [70252.218530] [<ffffffffa06f0ee5>] iscsi_target_check_for_existing_instances+0x35/0x40 [iscsi_target_mod] [70252.218534] [<ffffffffa06f130b>] iscsi_target_handle_csg_one+0x8b/0x150 [iscsi_target_mod] [70252.218539] [<ffffffffa06f160e>] iscsi_target_do_login+0xee/0x180 [iscsi_target_mod] [70252.218544] [<ffffffffa06f16c7>] iscsi_target_start_negotiation+0x27/0xb0 [iscsi_target_mod] [70252.218548] [<ffffffffa06f059e>] __iscsi_target_login_thread+0x26e/0x630 [iscsi_target_mod] [70252.218553] [<ffffffffa06f0960>] ? __iscsi_target_login_thread+0x630/0x630 [iscsi_target_mod] [70252.218557] [<ffffffffa06f0991>] iscsi_target_login_thread+0x31/0x40 [iscsi_target_mod] [70252.218559] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70252.218562] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218564] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70252.218566] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218569] INFO: task iscsi_np:9120 blocked for more than 120 seconds. [70252.218569] Tainted: GF 3.12.19+ #2 [70252.218570] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70252.218571] iscsi_np D ffffffff81613440 0 9120 2 0x00000004 [70252.218572] ffff880450f77be8 0000000000000046 ffff880450f77fd8 0000000000012d40 [70252.218574] ffff880450f76010 0000000000012d40 0000000000012d40 0000000000012d40 [70252.218577] ffff880450f77fd8 0000000000012d40 ffff880450f2eaa0 ffff88046f9a4aa0 [70252.218579] Call Trace: [70252.218581] [<ffffffff81556239>] schedule+0x29/0x70 [70252.218582] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70252.218584] [<ffffffff812753b6>] ? vsnprintf+0x416/0x5b0 [70252.218589] [<ffffffffa06e4582>] ? iscsi_update_param_value+0x32/0x90 [iscsi_target_mod] [70252.218591] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70252.218593] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70252.218598] [<ffffffffa06fa195>] iscsit_stop_session+0x1a5/0x1c0 [iscsi_target_mod] [70252.218602] [<ffffffffa06efc2b>] iscsi_check_for_session_reinstatement+0x1db/0x250 [iscsi_target_mod] [70252.218607] [<ffffffffa06f0ee5>] iscsi_target_check_for_existing_instances+0x35/0x40 [iscsi_target_mod] [70252.218611] [<ffffffffa06f130b>] iscsi_target_handle_csg_one+0x8b/0x150 [iscsi_target_mod] [70252.218616] [<ffffffffa06f160e>] iscsi_target_do_login+0xee/0x180 [iscsi_target_mod] [70252.218621] [<ffffffffa06f16c7>] iscsi_target_start_negotiation+0x27/0xb0 [iscsi_target_mod] [70252.218626] [<ffffffffa06f059e>] __iscsi_target_login_thread+0x26e/0x630 [iscsi_target_mod] [70252.218630] [<ffffffffa06f0960>] ? __iscsi_target_login_thread+0x630/0x630 [iscsi_target_mod] [70252.218635] [<ffffffffa06f0991>] iscsi_target_login_thread+0x31/0x40 [iscsi_target_mod] [70252.218637] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70252.218639] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218641] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70252.218643] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218648] INFO: task iscsi_trx:15334 blocked for more than 120 seconds. [70252.218649] Tainted: GF 3.12.19+ #2 [70252.218650] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70252.218651] iscsi_trx D ffffffff81613440 0 15334 2 0x00000004 [70252.218652] ffff88044569bc48 0000000000000046 ffff88044569bfd8 0000000000012d40 [70252.218654] ffff88044569a010 0000000000012d40 0000000000012d40 0000000000012d40 [70252.218656] ffff88044569bfd8 0000000000012d40 ffff88046a87a080 ffff88046f9a4aa0 [70252.218659] Call Trace: [70252.218661] [<ffffffff81556239>] schedule+0x29/0x70 [70252.218662] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70252.218666] [<ffffffffa03eabc8>] ? ib_modify_qp+0x18/0x20 [ib_core] [70252.218669] [<ffffffffa074dcb4>] ? cma_modify_qp_err+0x64/0x80 [rdma_cm] [70252.218671] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70252.218673] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70252.218675] [<ffffffffa075d7a7>] isert_wait_conn+0x77/0xf0 [ib_isert] [70252.218680] [<ffffffffa06fab5e>] iscsit_close_connection+0xce/0x560 [iscsi_target_mod] [70252.218682] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70252.218687] [<ffffffffa06ea853>] iscsit_take_action_for_connection_exit+0x83/0x110 [iscsi_target_mod] [70252.218692] [<ffffffffa06ffbcf>] iscsi_target_rx_thread+0x21f/0x300 [iscsi_target_mod] [70252.218694] [<ffffffff81555d6b>] ? __schedule+0x3db/0x6e0 [70252.218699] [<ffffffffa06ff9b0>] ? iscsi_target_rx_opcode+0x280/0x280 [iscsi_target_mod] [70252.218703] [<ffffffffa06ff9b0>] ? iscsi_target_rx_opcode+0x280/0x280 [iscsi_target_mod] [70252.218706] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70252.218708] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218710] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70252.218712] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218722] INFO: task kworker/u33:4:19729 blocked for more than 120 seconds. [70252.218722] Tainted: GF 3.12.19+ #2 [70252.218723] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70252.218724] kworker/u33:4 D ffffffff81613440 0 19729 2 0x00000000 [70252.218728] Workqueue: isert_rx_wq isert_cq_rx_work [ib_isert] [70252.218729] ffff880075f61828 0000000000000046 ffff880075f61fd8 0000000000012d40 [70252.218731] ffff880075f60010 0000000000012d40 0000000000012d40 0000000000012d40 [70252.218733] ffff880075f61fd8 0000000000012d40 ffff88044fe33500 ffffffff81a10480 [70252.218735] Call Trace: [70252.218737] [<ffffffff81556239>] schedule+0x29/0x70 [70252.218739] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70252.218741] [<ffffffff815555ca>] __down+0x6a/0xa0 [70252.218743] [<ffffffff81074fc1>] down+0x41/0x50 [70252.218750] [<ffffffffa021028e>] mtip_hw_get_scatterlist+0x3e/0x140 [mtip32xx] [70252.218753] [<ffffffffa0210416>] mtip_make_request+0x86/0x2d0 [mtip32xx] [70252.218757] [<ffffffff8124933a>] generic_make_request+0xca/0x100 [70252.218759] [<ffffffff812493dc>] submit_bio+0x6c/0x140 [70252.218764] [<ffffffffa0370a77>] ? dm_merge_bvec+0x97/0xe0 [dm_mod] [70252.218767] [<ffffffffa06cc58c>] iblock_submit_bios+0x4c/0x80 [target_core_iblock] [70252.218769] [<ffffffffa06cd0cc>] iblock_execute_rw+0x32c/0x340 [target_core_iblock] [70252.218772] [<ffffffff8127a969>] ? sg_miter_get_next_page+0x29/0x80 [70252.218782] [<ffffffffa067d462>] sbc_execute_rw+0x22/0x30 [target_core_mod] [70252.218788] [<ffffffffa067c347>] __target_execute_cmd+0x27/0x80 [target_core_mod] [70252.218793] [<ffffffffa067c6ee>] target_execute_cmd+0xde/0x180 [target_core_mod] [70252.218799] [<ffffffffa06ecef8>] iscsit_execute_cmd+0x228/0x290 [iscsi_target_mod] [70252.218804] [<ffffffffa06f7bbd>] iscsit_sequence_cmd+0xfd/0x1d0 [iscsi_target_mod] [70252.218807] [<ffffffffa075e0dd>] isert_handle_scsi_cmd+0x8d/0x1b0 [ib_isert] [70252.218812] [<ffffffffa06f7d0b>] ? iscsit_allocate_cmd+0x7b/0x120 [iscsi_target_mod] [70252.218814] [<ffffffffa075ef35>] isert_rx_opcode+0x245/0x2d0 [ib_isert] [70252.218818] [<ffffffffa0421e14>] ? mlx4_ib_poll_one+0x324/0x680 [mlx4_ib] [70252.218821] [<ffffffffa075f026>] isert_rx_do_work+0x66/0x180 [ib_isert] [70252.218824] [<ffffffffa042222e>] ? mlx4_ib_poll_cq+0xbe/0xd0 [mlx4_ib] [70252.218826] [<ffffffffa075f977>] isert_rx_completion+0x97/0x2a0 [ib_isert] [70252.218829] [<ffffffffa075fcab>] isert_cq_rx_work+0x12b/0x1b0 [ib_isert] [70252.218831] [<ffffffff810685a3>] process_one_work+0x183/0x490 [70252.218833] [<ffffffff81069a7f>] worker_thread+0x11f/0x3a0 [70252.218834] [<ffffffff81069960>] ? manage_workers+0x160/0x160 [70252.218836] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70252.218839] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70252.218841] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70252.218843] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70372.101187] INFO: task iscsi_ttx:8861 blocked for more than 120 seconds. [70372.101191] Tainted: GF 3.12.19+ #2 [70372.101192] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70372.101193] iscsi_ttx D ffffffff81613440 0 8861 2 0x00000004 [70372.101203] ffff88045deefc78 0000000000000046 ffff88045deeffd8 0000000000012d40 [70372.101206] ffff88045deee010 0000000000012d40 0000000000012d40 0000000000012d40 [70372.101209] ffff88045deeffd8 0000000000012d40 ffff88046ed18aa0 ffff88046f9a5500 [70372.101211] Call Trace: [70372.101217] [<ffffffff81556239>] schedule+0x29/0x70 [70372.101219] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70372.101232] [<ffffffffa03eabc8>] ? ib_modify_qp+0x18/0x20 [ib_core] [70372.101235] [<ffffffffa074dcb4>] ? cma_modify_qp_err+0x64/0x80 [rdma_cm] [70372.101237] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70372.101240] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70372.101243] [<ffffffffa075d7a7>] isert_wait_conn+0x77/0xf0 [ib_isert] [70372.101251] [<ffffffffa06fab5e>] iscsit_close_connection+0xce/0x560 [iscsi_target_mod] [70372.101257] [<ffffffffa06ea853>] iscsit_take_action_for_connection_exit+0x83/0x110 [iscsi_target_mod] [70372.101262] [<ffffffffa06fbae0>] iscsi_target_tx_thread+0x180/0x220 [iscsi_target_mod] [70372.101265] [<ffffffff810701e0>] ? wake_up_bit+0x40/0x40 [70372.101271] [<ffffffffa06fb960>] ? iscsit_handle_snack+0x190/0x190 [iscsi_target_mod] [70372.101273] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70372.101275] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70372.101277] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70372.101279] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70372.101286] INFO: task iscsi_np:9024 blocked for more than 120 seconds. [70372.101287] Tainted: GF 3.12.19+ #2 [70372.101288] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [70372.101289] iscsi_np D ffffffff81613440 0 9024 2 0x00000004 [70372.101290] ffff88045df07be8 0000000000000046 ffff88045df07fd8 0000000000012d40 [70372.101293] ffff88045df06010 0000000000012d40 0000000000012d40 0000000000012d40 [70372.101295] ffff88045df07fd8 0000000000012d40 ffff88045d65aaa0 ffff88046f9a4aa0 [70372.101297] Call Trace: [70372.101299] [<ffffffff81556239>] schedule+0x29/0x70 [70372.101301] [<ffffffff81553c75>] schedule_timeout+0x175/0x200 [70372.101304] [<ffffffff812753b6>] ? vsnprintf+0x416/0x5b0 [70372.101309] [<ffffffffa06e4582>] ? iscsi_update_param_value+0x32/0x90 [iscsi_target_mod] [70372.101311] [<ffffffff815561d6>] wait_for_completion+0xc6/0x100 [70372.101313] [<ffffffff81080c90>] ? try_to_wake_up+0x2c0/0x2c0 [70372.101318] [<ffffffffa06fa195>] iscsit_stop_session+0x1a5/0x1c0 [iscsi_target_mod] [70372.101323] [<ffffffffa06efc2b>] iscsi_check_for_session_reinstatement+0x1db/0x250 [iscsi_target_mod] [70372.101328] [<ffffffffa06f0ee5>] iscsi_target_check_for_existing_instances+0x35/0x40 [iscsi_target_mod] [70372.101333] [<ffffffffa06f130b>] iscsi_target_handle_csg_one+0x8b/0x150 [iscsi_target_mod] [70372.101338] [<ffffffffa06f160e>] iscsi_target_do_login+0xee/0x180 [iscsi_target_mod] [70372.101342] [<ffffffffa06f16c7>] iscsi_target_start_negotiation+0x27/0xb0 [iscsi_target_mod] [70372.101347] [<ffffffffa06f059e>] __iscsi_target_login_thread+0x26e/0x630 [iscsi_target_mod] [70372.101351] [<ffffffffa06f0960>] ? __iscsi_target_login_thread+0x630/0x630 [iscsi_target_mod] [70372.101356] [<ffffffffa06f0991>] iscsi_target_login_thread+0x31/0x40 [iscsi_target_mod] [70372.101358] [<ffffffff8106f99e>] kthread+0xce/0xe0 [70372.101360] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [70372.101362] [<ffffffff8156026c>] ret_from_fork+0x7c/0xb0 [70372.101364] [<ffffffff8106f8d0>] ? kthread_freezable_should_stop+0x70/0x70 [71125.139998] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [71125.144194] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [71125.148195] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [71125.152161] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. [71125.155908] TARGET_CORE[iSCSI]: Unsupported SCSI Opcode 0x85, sending CHECK_CONDITION. -- To unsubscribe from this list: send the line "unsubscribe target-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
