https://bugzilla.kernel.org/show_bug.cgi?id=111441 --- Comment #3 from Serguei Bezverkhi <sbezverk@xxxxxxxxx> --- Additional tracebacks: [ 25.799382] WARNING: CPU: 18 PID: 1482 at block/genhd.c:626 add_disk+0x443/0x4a0() [ 25.799383] Modules linked in: iscsi_tcp libiscsi_tcp 8021q garp mrp rpcrdma ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod openvswitch bonding ib_srp scsi_transport_srp ib_ipoib nf_defrag_ipv6 rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_sa ib_mad usnic_verbs ib_core xt_comment xt_multiport iptable_filter ib_addr iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 x86_pkg_temp_thermal nf_nat_ipv4 intel_powerclamp nf_nat coretemp kvm_intel nf_conntrack kvm iptable_mangle irqbypass crct10dif_pclmul crc32_pclmul nfsd aesni_intel lrw gf128mul glue_helper ablk_helper cryptd ses enclosure sb_edac sg auth_rpcgss edac_core iTCO_wdt ipmi_devintf iTCO_vendor_support nfs_acl lockd shpchp pcspkr lpc_ich ipmi_si ipmi_msghandler mfd_core wmi acpi_power_meter grace [ 25.799435] sunrpc br_netfilter bridge stp llc dm_multipath ip_tables xfs libcrc32c sd_mod mgag200 drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ixgbe(O) drm fnic i40e libfcoe igb megaraid_sas enic libfc crc32c_intel vxlan ip6_udp_tunnel udp_tunnel ptp scsi_transport_fc i2c_algo_bit dca i2c_core pps_core dm_mirror dm_region_hash dm_log dm_mod [ 25.799462] CPU: 18 PID: 1482 Comm: kworker/u82:3 Tainted: G O 4.4.0 #1 [ 25.799464] Hardware name: Cisco Systems Inc UCSC-C240-M3S/UCSC-C240-M3S, BIOS C240M3.2.0.8.0.071620152208 07/16/2015 [ 25.799470] Workqueue: events_unbound async_run_entry_fn [ 25.799473] 0000000000000000 00000000866f6387 ffff885f9d34bcf8 ffffffff81329090 [ 25.799476] 0000000000000000 ffff885f9d34bd30 ffffffff810862c6 ffff885e6c3a8800 [ 25.799478] ffff885e6c3a8880 ffff885f9c59ea80 ffff885e6c3a880c ffff885e6bc78000 [ 25.799481] Call Trace: [ 25.799492] [<ffffffff81329090>] dump_stack+0x44/0x64 [ 25.799496] [<ffffffff810862c6>] warn_slowpath_common+0x86/0xc0 [ 25.799499] [<ffffffff8108640a>] warn_slowpath_null+0x1a/0x20 [ 25.799502] [<ffffffff8130ef23>] add_disk+0x443/0x4a0 [ 25.799508] [<ffffffffa0086a35>] sd_probe_async+0x115/0x1d0 [sd_mod] [ 25.799511] [<ffffffff810a70fa>] async_run_entry_fn+0x4a/0x140 [ 25.799515] [<ffffffff8109e09c>] process_one_work+0x14c/0x3c0 [ 25.799517] [<ffffffff8109e8d4>] worker_thread+0x114/0x470 [ 25.799520] [<ffffffff8109e7c0>] ? rescuer_thread+0x310/0x310 [ 25.799524] [<ffffffff810a43d8>] kthread+0xd8/0xf0 [ 25.799527] [<ffffffff810a4300>] ? kthread_park+0x60/0x60 [ 25.799532] [<ffffffff8169490f>] ret_from_fork+0x3f/0x70 [ 25.799535] [<ffffffff810a4300>] ? kthread_park+0x60/0x60 [ 25.799538] ---[ end trace 5d59079faf7d2510 ]--- [ 25.799568] sd 3:0:0:2: [sdc] Attached SCSI disk [ 25.808827] scsi 3:0:0:0: Unexpected response from lun 2 while scanning, scan aborted [ 25.810073] scsi host6: iSCSI Initiator over TCP/IP [ 25.811250] scsi 4:0:0:3: Direct-Access LIO-ORG san-disk-3 4.0 PQ: 0 ANSI: 5 [ 25.811776] sd 4:0:0:3: alua: supports implicit and explicit TPGS [ 25.811914] sd 4:0:0:3: [sdd] 9765625856 512-byte logical blocks: (5.00 TB/4.54 TiB) [ 25.811958] sd 4:0:0:3: alua: No target port descriptors found [ 25.811961] sd 4:0:0:3: alua: Attach failed (-22) [ 25.811964] sd 4:0:0:3: failed to add device handler: -22 [ 25.812001] sd 4:0:0:3: [sdd] Write Protect is off [ 25.812005] sd 4:0:0:3: [sdd] Mode Sense: 00 00 00 00 [ 25.812009] sd 4:0:0:3: [sdd] Asking for cache data failed [ 25.812011] sd 4:0:0:3: [sdd] Assuming drive cache: write through [ 25.815398] sd 4:0:0:3: [sdd] Attached SCSI disk [ 25.819131] ixgbe 0000:04:00.1: SR-IOV enabled with 8 VFs [ 25.819134] ixgbe 0000:04:00.1: configure port vlans to keep your VFs secure [ 25.824709] scsi 4:0:0:0: Unexpected response from lun 3 while scanning, scan aborted [ 25.832694] scsi 6:0:0:4: Direct-Access LIO-ORG san-disk-4 4.0 PQ: 0 ANSI: 5 [ 25.832921] scsi 5:0:0:1: Direct-Access LIO-ORG san-disk-1 4.0 PQ: 0 ANSI: 5 [ 25.833195] sd 6:0:0:4: alua: supports implicit and explicit TPGS [ 25.833360] sd 6:0:0:4: alua: No target port descriptors found [ 25.833363] sd 6:0:0:4: alua: Attach failed (-22) [ 25.833365] sd 6:0:0:4: failed to add device handler: -22 [ 25.833394] sd 5:0:0:1: alua: supports implicit and explicit TPGS [ 25.851814] sd 6:0:0:4: [sde] 10742171648 512-byte logical blocks: (5.49 TB/5.00 TiB) [ 25.851820] sd 5:0:0:1: [sdf] 7812499389 512-byte logical blocks: (3.99 TB/3.63 TiB) [ 25.851821] sd 6:0:0:4: [sde] Write Protect is off [ 25.851823] sd 6:0:0:4: [sde] Mode Sense: 00 00 00 00 [ 25.851825] sd 6:0:0:4: [sde] Asking for cache data failed [ 25.851827] sd 6:0:0:4: [sde] Assuming drive cache: write through [ 25.851843] sd 5:0:0:1: alua: No target port descriptors found [ 25.851847] sd 5:0:0:1: alua: Attach failed (-22) [ 25.851849] sd 5:0:0:1: failed to add device handler: -22 [ 25.851946] sd 5:0:0:1: [sdf] Write Protect is off [ 25.851948] sd 5:0:0:1: [sdf] Mode Sense: 00 00 00 00 [ 25.851949] sd 5:0:0:1: [sdf] Asking for cache data failed [ 25.851951] sd 5:0:0:1: [sdf] Assuming drive cache: write through [ 25.852160] sd 6:0:0:4: [sde] Attached SCSI disk [ 25.852172] sd 5:0:0:1: [sdf] Attached SCSI disk [ 25.854892] scsi 6:0:0:0: Unexpected response from lun 4 while scanning, scan aborted [ 25.862806] scsi 5:0:0:0: Unexpected response from lun 1 while scanning, scan aborted [ 25.890721] ixgbe 0000:04:00.0 enp4s0f0: detected SFP+: 7 [ 25.919701] pci 0000:04:10.1: [8086:10ed] type 00 class 0x020000 [ 25.919738] pci 0000:04:10.1: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.919863] iommu: Adding device 0000:04:10.1 to group 88 [ 25.919920] pci 0000:04:10.3: [8086:10ed] type 00 class 0x020000 [ 25.919951] pci 0000:04:10.3: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920013] iommu: Adding device 0000:04:10.3 to group 89 [ 25.920039] pci 0000:04:10.5: [8086:10ed] type 00 class 0x020000 [ 25.920069] pci 0000:04:10.5: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920127] iommu: Adding device 0000:04:10.5 to group 90 [ 25.920151] pci 0000:04:10.7: [8086:10ed] type 00 class 0x020000 [ 25.920182] pci 0000:04:10.7: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920239] iommu: Adding device 0000:04:10.7 to group 91 [ 25.920263] pci 0000:04:11.1: [8086:10ed] type 00 class 0x020000 [ 25.920293] pci 0000:04:11.1: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920349] iommu: Adding device 0000:04:11.1 to group 92 [ 25.920373] pci 0000:04:11.3: [8086:10ed] type 00 class 0x020000 [ 25.920403] pci 0000:04:11.3: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920459] iommu: Adding device 0000:04:11.3 to group 93 [ 25.920485] pci 0000:04:11.5: [8086:10ed] type 00 class 0x020000 [ 25.920515] pci 0000:04:11.5: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920570] iommu: Adding device 0000:04:11.5 to group 94 [ 25.920594] pci 0000:04:11.7: [8086:10ed] type 00 class 0x020000 [ 25.920624] pci 0000:04:11.7: can't set Max Payload Size to 256; if necessary, use "pci=pcie_bus_safe" and report a bug [ 25.920698] iommu: Adding device 0000:04:11.7 to group 95 [ 25.921365] ixgbe 0000:04:00.1: removed PHC on enp4s0f1 [ 26.020448] ixgbe 0000:04:00.1: registered PHC device on enp4s0f1 [ 26.185674] ixgbe 0000:04:00.1 enp4s0f1: detected SFP+: 4 [ 26.380954] i40e 0000:06:00.0 enp6s0f0: adding 68:05:ca:37:26:90 vid=0 [ 26.392266] i40e 0000:06:00.0: Allocating 8 VFs. [ 26.492733] pci 0000:06:02.0: [8086:154c] type 00 class 0x020000 [ 26.492785] pci 0000:06:02.0: Max Payload Size set to 256 (was 128, max 2048) [ 26.493016] iommu: Adding device 0000:06:02.0 to group 96 [ 26.493114] pci 0000:06:02.1: [8086:154c] type 00 class 0x020000 [ 26.493159] pci 0000:06:02.1: Max Payload Size set to 256 (was 128, max 2048) [ 26.493259] iommu: Adding device 0000:06:02.1 to group 97 [ 26.493309] pci 0000:06:02.2: [8086:154c] type 00 class 0x020000 [ 26.493352] pci 0000:06:02.2: Max Payload Size set to 256 (was 128, max 2048) [ 26.493452] iommu: Adding device 0000:06:02.2 to group 98 [ 26.493501] pci 0000:06:02.3: [8086:154c] type 00 class 0x020000 [ 26.493545] pci 0000:06:02.3: Max Payload Size set to 256 (was 128, max 2048) [ 26.493655] iommu: Adding device 0000:06:02.3 to group 99 [ 26.493707] pci 0000:06:02.4: [8086:154c] type 00 class 0x020000 [ 26.493751] pci 0000:06:02.4: Max Payload Size set to 256 (was 128, max 2048) [ 26.493856] iommu: Adding device 0000:06:02.4 to group 100 [ 26.493902] pci 0000:06:02.5: [8086:154c] type 00 class 0x020000 [ 26.493945] pci 0000:06:02.5: Max Payload Size set to 256 (was 128, max 2048) [ 26.494046] iommu: Adding device 0000:06:02.5 to group 101 [ 26.494103] pci 0000:06:02.6: [8086:154c] type 00 class 0x020000 [ 26.494147] pci 0000:06:02.6: Max Payload Size set to 256 (was 128, max 2048) [ 26.494247] iommu: Adding device 0000:06:02.6 to group 102 [ 26.494295] pci 0000:06:02.7: [8086:154c] type 00 class 0x020000 [ 26.494339] pci 0000:06:02.7: Max Payload Size set to 256 (was 128, max 2048) [ 26.494446] iommu: Adding device 0000:06:02.7 to group 103 [ 26.977585] i40e 0000:06:00.1 enp6s0f1: adding 68:05:ca:37:26:91 vid=0 [ 26.985175] i40e 0000:06:00.1: Allocating 8 VFs. [ 27.085659] pci 0000:06:0a.0: [8086:154c] type 00 class 0x020000 [ 27.085704] pci 0000:06:0a.0: Max Payload Size set to 256 (was 128, max 2048) [ 27.085868] iommu: Adding device 0000:06:0a.0 to group 104 [ 27.085938] pci 0000:06:0a.1: [8086:154c] type 00 class 0x020000 [ 27.085977] pci 0000:06:0a.1: Max Payload Size set to 256 (was 128, max 2048) [ 27.086047] iommu: Adding device 0000:06:0a.1 to group 105 [ 27.086076] pci 0000:06:0a.2: [8086:154c] type 00 class 0x020000 [ 27.086114] pci 0000:06:0a.2: Max Payload Size set to 256 (was 128, max 2048) [ 27.086184] iommu: Adding device 0000:06:0a.2 to group 106 [ 27.086213] pci 0000:06:0a.3: [8086:154c] type 00 class 0x020000 [ 27.086251] pci 0000:06:0a.3: Max Payload Size set to 256 (was 128, max 2048) [ 27.086321] iommu: Adding device 0000:06:0a.3 to group 107 [ 27.086349] pci 0000:06:0a.4: [8086:154c] type 00 class 0x020000 [ 27.086386] pci 0000:06:0a.4: Max Payload Size set to 256 (was 128, max 2048) [ 27.086454] iommu: Adding device 0000:06:0a.4 to group 108 [ 27.086485] pci 0000:06:0a.5: [8086:154c] type 00 class 0x020000 [ 27.086533] pci 0000:06:0a.5: Max Payload Size set to 256 (was 128, max 2048) [ 27.086637] iommu: Adding device 0000:06:0a.5 to group 109 [ 27.086674] pci 0000:06:0a.6: [8086:154c] type 00 class 0x020000 [ 27.086732] pci 0000:06:0a.6: Max Payload Size set to 256 (was 128, max 2048) [ 27.086829] iommu: Adding device 0000:06:0a.6 to group 110 [ 27.086860] pci 0000:06:0a.7: [8086:154c] type 00 class 0x020000 [ 27.086908] pci 0000:06:0a.7: Max Payload Size set to 256 (was 128, max 2048) [ 27.087045] iommu: Adding device 0000:06:0a.7 to group 111 [ 27.266965] device qg-3e44de10-3d left promiscuous mode [ 27.313043] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 27.545545] i40e 0000:83:00.0 enp131s0f0: adding 68:05:ca:3a:a3:60 vid=0 [ 27.558666] i40e 0000:83:00.0: Allocating 8 VFs. [ 27.639645] device qr-912a3637-a9 left promiscuous mode [ 27.659650] pci 0000:83:02.0: [8086:154c] type 00 class 0x020000 [ 27.659698] pci 0000:83:02.0: Max Payload Size set to 256 (was 128, max 2048) [ 27.659919] iommu: Adding device 0000:83:02.0 to group 112 [ 27.660016] pci 0000:83:02.1: [8086:154c] type 00 class 0x020000 [ 27.660055] pci 0000:83:02.1: Max Payload Size set to 256 (was 128, max 2048) [ 27.660146] iommu: Adding device 0000:83:02.1 to group 113 [ 27.660191] pci 0000:83:02.2: [8086:154c] type 00 class 0x020000 [ 27.660230] pci 0000:83:02.2: Max Payload Size set to 256 (was 128, max 2048) [ 27.660327] iommu: Adding device 0000:83:02.2 to group 114 [ 27.660410] pci 0000:83:02.3: [8086:154c] type 00 class 0x020000 [ 27.660449] pci 0000:83:02.3: Max Payload Size set to 256 (was 128, max 2048) [ 27.660537] iommu: Adding device 0000:83:02.3 to group 115 [ 27.660584] pci 0000:83:02.4: [8086:154c] type 00 class 0x020000 [ 27.660634] pci 0000:83:02.4: Max Payload Size set to 256 (was 128, max 2048) [ 27.660725] iommu: Adding device 0000:83:02.4 to group 116 [ 27.660771] pci 0000:83:02.5: [8086:154c] type 00 class 0x020000 [ 27.660809] pci 0000:83:02.5: Max Payload Size set to 256 (was 128, max 2048) [ 27.660901] iommu: Adding device 0000:83:02.5 to group 117 [ 27.660950] pci 0000:83:02.6: [8086:154c] type 00 class 0x020000 [ 27.660989] pci 0000:83:02.6: Max Payload Size set to 256 (was 128, max 2048) [ 27.661078] iommu: Adding device 0000:83:02.6 to group 118 [ 27.661121] pci 0000:83:02.7: [8086:154c] type 00 class 0x020000 [ 27.661160] pci 0000:83:02.7: Max Payload Size set to 256 (was 128, max 2048) [ 27.661246] iommu: Adding device 0000:83:02.7 to group 119 [ 27.695063] Ebtables v2.0 registered [ 28.075814] i40e 0000:83:00.1 enp131s0f1: adding 68:05:ca:3a:a3:61 vid=0 [ 28.086628] i40e 0000:83:00.1: Allocating 8 VFs. [ 28.108753] device qr-9cc0be6f-14 left promiscuous mode [ 28.187599] pci 0000:83:0a.0: [8086:154c] type 00 class 0x020000 [ 28.187641] pci 0000:83:0a.0: Max Payload Size set to 256 (was 128, max 2048) [ 28.187813] iommu: Adding device 0000:83:0a.0 to group 120 [ 28.187885] pci 0000:83:0a.1: [8086:154c] type 00 class 0x020000 [ 28.187921] pci 0000:83:0a.1: Max Payload Size set to 256 (was 128, max 2048) [ 28.187993] iommu: Adding device 0000:83:0a.1 to group 121 [ 28.188028] pci 0000:83:0a.2: [8086:154c] type 00 class 0x020000 [ 28.188064] pci 0000:83:0a.2: Max Payload Size set to 256 (was 128, max 2048) [ 28.188136] iommu: Adding device 0000:83:0a.2 to group 122 [ 28.188169] pci 0000:83:0a.3: [8086:154c] type 00 class 0x020000 [ 28.188205] pci 0000:83:0a.3: Max Payload Size set to 256 (was 128, max 2048) [ 28.188272] iommu: Adding device 0000:83:0a.3 to group 123 [ 28.188305] pci 0000:83:0a.4: [8086:154c] type 00 class 0x020000 [ 28.188340] pci 0000:83:0a.4: Max Payload Size set to 256 (was 128, max 2048) [ 28.188425] iommu: Adding device 0000:83:0a.4 to group 124 [ 28.188468] pci 0000:83:0a.5: [8086:154c] type 00 class 0x020000 [ 28.188503] pci 0000:83:0a.5: Max Payload Size set to 256 (was 128, max 2048) [ 28.188620] iommu: Adding device 0000:83:0a.5 to group 125 [ 28.188659] pci 0000:83:0a.6: [8086:154c] type 00 class 0x020000 [ 28.188694] pci 0000:83:0a.6: Max Payload Size set to 256 (was 128, max 2048) [ 28.188838] iommu: Adding device 0000:83:0a.6 to group 126 [ 28.188887] pci 0000:83:0a.7: [8086:154c] type 00 class 0x020000 [ 28.188922] pci 0000:83:0a.7: Max Payload Size set to 256 (was 128, max 2048) [ 28.189083] iommu: Adding device 0000:83:0a.7 to group 127 [ 28.282306] device qr-e1f33440-0c left promiscuous mode [ 28.360312] device tap502560f9-d8 left promiscuous mode [ 28.396800] device tap9b0fa827-27 left promiscuous mode [ 28.472534] device tapd10cc73d-3b left promiscuous mode [ 29.801012] ixgbe 0000:04:00.0 enp4s0f0: NIC Link is Up 10 Gbps, Flow Control: RX/TX [ 41.221646] IPv6: ADDRCONF(NETDEV_UP): qvb7f4dce60-91: link is not ready [ 41.308303] device qvb7f4dce60-91 entered promiscuous mode [ 41.416683] IPv6: ADDRCONF(NETDEV_CHANGE): qvb7f4dce60-91: link becomes ready [ 41.506396] device qvo7f4dce60-91 entered promiscuous mode [ 41.655044] qbr7f4dce60-91: port 1(qvb7f4dce60-91) entered forwarding state [ 41.655051] qbr7f4dce60-91: port 1(qvb7f4dce60-91) entered forwarding state [ 42.000932] Netfilter messages via NETLINK v0.30. [ 42.014636] ip_set: protocol 6 [ 89.625075] device tap9b0fa827-27 entered promiscuous mode [ 89.633839] device tap502560f9-d8 entered promiscuous mode [ 89.635991] device tapd10cc73d-3b entered promiscuous mode [ 89.877049] device qr-912a3637-a9 entered promiscuous mode [ 90.138414] device qr-9cc0be6f-14 entered promiscuous mode [ 90.414338] device qr-e1f33440-0c entered promiscuous mode [ 90.702716] device qg-3e44de10-3d entered promiscuous mode [ 980.670259] Unable to load target_core_user [ 994.343776] scsi host7: iSCSI Initiator over TCP/IP [ 994.361276] scsi 7:0:0:0: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5 [ 994.361705] sd 7:0:0:0: alua: supports implicit and explicit TPGS [ 994.361794] TARGET_CORE[iSCSI]: Expected Transfer Length: 264 does not match SCSI CDB Length: 8 for SAM Opcode: 0x12 [ 994.361830] sd 7:0:0:0: alua: No target port descriptors found [ 994.361833] sd 7:0:0:0: alua: Attach failed (-22) [ 994.361862] sd 7:0:0:0: [sdg] 115343360 512-byte logical blocks: (59.0 GB/55.0 GiB) [ 994.361868] sd 7:0:0:0: failed to add device handler: -22 [ 994.361911] sd 7:0:0:0: [sdg] Write Protect is off [ 994.361914] sd 7:0:0:0: [sdg] Mode Sense: 00 00 00 00 [ 994.361916] sd 7:0:0:0: [sdg] Asking for cache data failed [ 994.361937] sd 7:0:0:0: [sdg] Assuming drive cache: write through [ 994.363181] sd 7:0:0:0: [sdg] Attached SCSI disk [ 994.506461] scsi 7:0:0:0: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5 [ 994.506822] ------------[ cut here ]------------ [ 994.506828] WARNING: CPU: 1 PID: 10460 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x64/0x80() [ 994.506829] sysfs: cannot create duplicate filename '/bus/scsi/devices/7:0:0:0' [ 994.506830] Modules linked in: target_core_pscsi target_core_file target_core_iblock xt_REDIRECT nf_nat_redirect xt_nat xt_mark xt_CHECKSUM nf_conntrack_ipv6 xt_mac xt_physdev xt_set xt_conntrack iptable_raw ip_set_hash_net ip_set nfnetlink veth ebtable_filter ebtables ip6table_filter ip6_tables iscsi_tcp libiscsi_tcp 8021q garp mrp rpcrdma ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod openvswitch bonding ib_srp scsi_transport_srp ib_ipoib nf_defrag_ipv6 rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_sa ib_mad usnic_verbs ib_core xt_comment xt_multiport iptable_filter ib_addr iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 x86_pkg_temp_thermal nf_nat_ipv4 intel_powerclamp nf_nat coretemp kvm_intel nf_conntrack kvm iptable_mangle irqbypass crct10dif_pclmul [ 994.506873] crc32_pclmul nfsd aesni_intel lrw gf128mul glue_helper ablk_helper cryptd ses enclosure sb_edac sg auth_rpcgss edac_core iTCO_wdt ipmi_devintf iTCO_vendor_support nfs_acl lockd shpchp pcspkr lpc_ich ipmi_si ipmi_msghandler mfd_core wmi acpi_power_meter grace sunrpc br_netfilter bridge stp llc dm_multipath ip_tables xfs libcrc32c sd_mod mgag200 drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ixgbe(O) drm fnic i40e libfcoe igb megaraid_sas enic libfc crc32c_intel vxlan ip6_udp_tunnel udp_tunnel ptp scsi_transport_fc i2c_algo_bit dca i2c_core pps_core dm_mirror dm_region_hash dm_log dm_mod [ 994.506906] CPU: 1 PID: 10460 Comm: iscsiadm Tainted: G W O 4.4.0 #1 [ 994.506907] Hardware name: Cisco Systems Inc UCSC-C240-M3S/UCSC-C240-M3S, BIOS C240M3.2.0.8.0.071620152208 07/16/2015 [ 994.506909] 0000000000000000 00000000c99ac6bd ffff882d19f07948 ffffffff81329090 [ 994.506910] ffff882d19f07990 ffff882d19f07980 ffffffff810862c6 ffff882d4b39d000 [ 994.506912] ffff882fa039c858 ffff882fa50dee10 0000000000000001 ffffffffffffffef [ 994.506914] Call Trace: [ 994.506920] [<ffffffff81329090>] dump_stack+0x44/0x64 [ 994.506931] [<ffffffff810862c6>] warn_slowpath_common+0x86/0xc0 [ 994.506932] [<ffffffff8108635c>] warn_slowpath_fmt+0x5c/0x80 [ 994.506936] [<ffffffff8127e9a8>] ? kernfs_path+0x48/0x60 [ 994.506937] [<ffffffff81282014>] sysfs_warn_dup+0x64/0x80 [ 994.506939] [<ffffffff812823aa>] sysfs_do_create_link_sd.isra.2+0xaa/0xb0 [ 994.506940] [<ffffffff812823d5>] sysfs_create_link+0x25/0x40 [ 994.506944] [<ffffffff81454a6b>] bus_add_device+0x10b/0x1f0 [ 994.506946] [<ffffffff81452815>] device_add+0x3b5/0x610 [ 994.506949] [<ffffffff81487df5>] scsi_sysfs_add_sdev+0xa5/0x290 [ 994.506951] [<ffffffff81485355>] scsi_probe_and_add_lun+0xb65/0xd80 [ 994.506955] [<ffffffff814608ac>] ? __pm_runtime_resume+0x5c/0x70 [ 994.506957] [<ffffffff81485d67>] __scsi_scan_target+0xf7/0x260 [ 994.506958] [<ffffffff814608ac>] ? __pm_runtime_resume+0x5c/0x70 [ 994.506960] [<ffffffff81485fa7>] scsi_scan_target+0xd7/0xf0 [ 994.506967] [<ffffffffa07529f5>] iscsi_user_scan_session.part.14+0x105/0x140 [scsi_transport_iscsi] [ 994.506971] [<ffffffffa0752a30>] ? iscsi_user_scan_session.part.14+0x140/0x140 [scsi_transport_iscsi] [ 994.506975] [<ffffffffa0752a4e>] iscsi_user_scan_session+0x1e/0x30 [scsi_transport_iscsi] [ 994.506976] [<ffffffff81450b80>] device_for_each_child+0x50/0x90 [ 994.506980] [<ffffffffa075083d>] iscsi_user_scan+0x3d/0x60 [scsi_transport_iscsi] [ 994.506982] [<ffffffff81487bb6>] store_scan+0xa6/0x100 [ 994.506985] [<ffffffff811e3158>] ? __kmalloc+0x1b8/0x250 [ 994.506988] [<ffffffff81450318>] dev_attr_store+0x18/0x30 [ 994.506989] [<ffffffff8128170a>] sysfs_kf_write+0x3a/0x50 [ 994.506991] [<ffffffff81280d90>] kernfs_fop_write+0x120/0x170 [ 994.506993] [<ffffffff81203f17>] __vfs_write+0x37/0x100 [ 994.506995] [<ffffffff812b6c03>] ? selinux_file_permission+0xc3/0x110 [ 994.506999] [<ffffffff812ae75d>] ? security_file_permission+0x3d/0xc0 [ 994.507002] [<ffffffff810cd95f>] ? percpu_down_read+0x1f/0x50 [ 994.507003] [<ffffffff812045f2>] vfs_write+0xa2/0x1a0 [ 994.507006] [<ffffffff81003176>] ? do_audit_syscall_entry+0x66/0x70 [ 994.507008] [<ffffffff812053b5>] SyS_write+0x55/0xc0 [ 994.507011] [<ffffffff816945ae>] entry_SYSCALL_64_fastpath+0x12/0x71 [ 994.507012] ---[ end trace 5d59079faf7d2511 ]--- [ 994.507042] scsi 7:0:0:0: failed to add device: -17 [ 994.986819] scsi host8: iSCSI Initiator over TCP/IP [ 995.001630] scsi 8:0:0:0: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5 [ 995.001995] sd 8:0:0:0: alua: supports implicit and explicit TPGS [ 995.002076] TARGET_CORE[iSCSI]: Expected Transfer Length: 264 does not match SCSI CDB Length: 8 for SAM Opcode: 0x12 [ 995.002117] sd 8:0:0:0: alua: No target port descriptors found [ 995.002119] sd 8:0:0:0: alua: Attach failed (-22) [ 995.002141] sd 8:0:0:0: [sdh] 2097152 512-byte logical blocks: (1.07 GB/1.00 GiB) [ 995.002142] sd 8:0:0:0: failed to add device handler: -22 [ 995.002187] sd 8:0:0:0: [sdh] Write Protect is off [ 995.002189] sd 8:0:0:0: [sdh] Mode Sense: 00 00 00 00 [ 995.002191] sd 8:0:0:0: [sdh] Asking for cache data failed [ 995.002211] sd 8:0:0:0: [sdh] Assuming drive cache: write through [ 995.002612] sd 8:0:0:0: [sdh] Attached SCSI disk [ 995.150008] scsi 8:0:0:0: Direct-Access LIO-ORG IBLOCK 4.0 PQ: 0 ANSI: 5 [ 995.150316] ------------[ cut here ]------------ [ 995.150321] WARNING: CPU: 2 PID: 10504 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x64/0x80() [ 995.150322] sysfs: cannot create duplicate filename '/bus/scsi/devices/8:0:0:0' [ 995.150323] Modules linked in: target_core_pscsi target_core_file target_core_iblock xt_REDIRECT nf_nat_redirect xt_nat xt_mark xt_CHECKSUM nf_conntrack_ipv6 xt_mac xt_physdev xt_set xt_conntrack iptable_raw ip_set_hash_net ip_set nfnetlink veth ebtable_filter ebtables ip6table_filter ip6_tables iscsi_tcp libiscsi_tcp 8021q garp mrp rpcrdma ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod openvswitch bonding ib_srp scsi_transport_srp ib_ipoib nf_defrag_ipv6 rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_sa ib_mad usnic_verbs ib_core xt_comment xt_multiport iptable_filter ib_addr iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 x86_pkg_temp_thermal nf_nat_ipv4 intel_powerclamp nf_nat coretemp kvm_intel nf_conntrack kvm iptable_mangle irqbypass crct10dif_pclmul [ 995.150367] crc32_pclmul nfsd aesni_intel lrw gf128mul glue_helper ablk_helper cryptd ses enclosure sb_edac sg auth_rpcgss edac_core iTCO_wdt ipmi_devintf iTCO_vendor_support nfs_acl lockd shpchp pcspkr lpc_ich ipmi_si ipmi_msghandler mfd_core wmi acpi_power_meter grace sunrpc br_netfilter bridge stp llc dm_multipath ip_tables xfs libcrc32c sd_mod mgag200 drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ixgbe(O) drm fnic i40e libfcoe igb megaraid_sas enic libfc crc32c_intel vxlan ip6_udp_tunnel udp_tunnel ptp scsi_transport_fc i2c_algo_bit dca i2c_core pps_core dm_mirror dm_region_hash dm_log dm_mod [ 995.150399] CPU: 2 PID: 10504 Comm: iscsiadm Tainted: G W O 4.4.0 #1 [ 995.150400] Hardware name: Cisco Systems Inc UCSC-C240-M3S/UCSC-C240-M3S, BIOS C240M3.2.0.8.0.071620152208 07/16/2015 [ 995.150402] 0000000000000000 0000000000b57f59 ffff882d19ffb948 ffffffff81329090 [ 995.150404] ffff882d19ffb990 ffff882d19ffb980 ffffffff810862c6 ffff88007ac62000 [ 995.150405] ffff882f9f889900 ffff882fa50dee10 0000000000000001 ffffffffffffffef [ 995.150407] Call Trace: [ 995.150412] [<ffffffff81329090>] dump_stack+0x44/0x64 [ 995.150415] [<ffffffff810862c6>] warn_slowpath_common+0x86/0xc0 [ 995.150416] [<ffffffff8108635c>] warn_slowpath_fmt+0x5c/0x80 [ 995.150419] [<ffffffff8127e9a8>] ? kernfs_path+0x48/0x60 [ 995.150420] [<ffffffff81282014>] sysfs_warn_dup+0x64/0x80 [ 995.150435] [<ffffffff812823aa>] sysfs_do_create_link_sd.isra.2+0xaa/0xb0 [ 995.150437] [<ffffffff812823d5>] sysfs_create_link+0x25/0x40 [ 995.150440] [<ffffffff81454a6b>] bus_add_device+0x10b/0x1f0 [ 995.150442] [<ffffffff81452815>] device_add+0x3b5/0x610 [ 995.150445] [<ffffffff81487df5>] scsi_sysfs_add_sdev+0xa5/0x290 [ 995.150447] [<ffffffff81485355>] scsi_probe_and_add_lun+0xb65/0xd80 [ 995.150451] [<ffffffff814608ac>] ? __pm_runtime_resume+0x5c/0x70 [ 995.150453] [<ffffffff81485d67>] __scsi_scan_target+0xf7/0x260 [ 995.150454] [<ffffffff814608ac>] ? __pm_runtime_resume+0x5c/0x70 [ 995.150456] [<ffffffff81485fa7>] scsi_scan_target+0xd7/0xf0 [ 995.150463] [<ffffffffa07529f5>] iscsi_user_scan_session.part.14+0x105/0x140 [scsi_transport_iscsi] [ 995.150467] [<ffffffffa0752a30>] ? iscsi_user_scan_session.part.14+0x140/0x140 [scsi_transport_iscsi] [ 995.150470] [<ffffffffa0752a4e>] iscsi_user_scan_session+0x1e/0x30 [scsi_transport_iscsi] [ 995.150472] [<ffffffff81450b80>] device_for_each_child+0x50/0x90 [ 995.150475] [<ffffffffa075083d>] iscsi_user_scan+0x3d/0x60 [scsi_transport_iscsi] [ 995.150477] [<ffffffff81487bb6>] store_scan+0xa6/0x100 [ 995.150494] [<ffffffff811e3158>] ? __kmalloc+0x1b8/0x250 [ 995.150498] [<ffffffff81450318>] dev_attr_store+0x18/0x30 [ 995.150499] [<ffffffff8128170a>] sysfs_kf_write+0x3a/0x50 [ 995.150500] [<ffffffff81280d90>] kernfs_fop_write+0x120/0x170 [ 995.150503] [<ffffffff81203f17>] __vfs_write+0x37/0x100 [ 995.150505] [<ffffffff812b6c03>] ? selinux_file_permission+0xc3/0x110 [ 995.150509] [<ffffffff812ae75d>] ? security_file_permission+0x3d/0xc0 [ 995.150512] [<ffffffff810cd95f>] ? percpu_down_read+0x1f/0x50 [ 995.150513] [<ffffffff812045f2>] vfs_write+0xa2/0x1a0 [ 995.150518] [<ffffffff81003176>] ? do_audit_syscall_entry+0x66/0x70 [ 995.150520] [<ffffffff812053b5>] SyS_write+0x55/0xc0 [ 995.150523] [<ffffffff816945ae>] entry_SYSCALL_64_fastpath+0x12/0x71 [ 995.150525] ---[ end trace 5d59079faf7d2512 ]--- [ 995.150556] scsi 8:0:0:0: failed to add device: -17 -- You are receiving this mail because: You are the assignee for the bug. -- 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
