【组网信息】服务器 + 光交 + 存储
【出现条件】服务器有映射到存储lun
【测试步骤】
对os自带hifc驱动进行卸载操作，命令为“modprobe -r hifc”
【问题现象】
[ 367.906698] Workqueue: fc_wq_8 fc_rport_final_delete [scsi_transport_fc]
[ 367.921270] pstate: a0c00009 (NzCv daif +PAN +UAO)
[ 367.934090] pc : unf_scsi_queue_cmd+0x1dc/0x1b20 [hifc]
[ 367.947394] lr : unf_scsi_queue_cmd+0xcc/0x1b20 [hifc]
[ 367.960570] sp : ffff0000241af500
[ 367.971891] x29: ffff0000241af530 x28: ffff80278a094c38
[ 367.985274] x27: 0000000000000000 x26: ffff000009273000
[ 367.998486] x25: ffff802787940000 x24: ffff00002d8a0a48
[ 368.011556] x23: ffff00002d8a0000 x22: 0000000000000000
[ 368.024590] x21: ffff802787940000 x20: ffff000009273000
[ 368.037296] x19: 0000000000000000 x18: ffffffffffffffff
[ 368.049839] x17: 0000000000000000 x16: 0000000000000000
[ 368.062175] x15: 0000000000000001 x14: ffff000008b1cd98
[ 368.074302] x13: 0000000000000000 x12: 0000000000000000
[ 368.086191] x11: 00000000ffffffff x10: ffff0000092757f0
[ 368.097894] x9 : ffff000009271000 x8 : ffff00000863c9c8
[ 368.109411] x7 : 0000000000000001 x6 : ffffa02fbfd623d8
[ 368.120749] x5 : ffff802fc838b060 x4 : 0000000000000000
[ 368.131948] x3 : ffff8027cbfdc000 x2 : 846982a53a0c7c00
[ 368.142963] x1 : 0000000000000000 x0 : 0000000000000000
[ 368.153828] Call trace:
[ 368.161626] unf_scsi_queue_cmd+0x1dc/0x1b20 [hifc]
[ 368.171812] scsi_dispatch_cmd+0xec/0x288
[ 368.180965] scsi_queue_rq+0x5ec/0x6b0
[ 368.189671] blk_mq_dispatch_rq_list+0xb0/0x6b8
[ 368.199041] blk_mq_sched_dispatch_requests+0x1c8/0x1f0
[ 368.209016] __blk_mq_run_hw_queue+0x98/0x138
[ 368.217968] __blk_mq_delay_run_hw_queue+0x198/0x1d8
[ 368.227404] blk_mq_run_hw_queue+0x60/0x108
[ 368.235907] blk_mq_sched_insert_request+0x120/0x1f0
[ 368.245087] blk_execute_rq_nowait+0x108/0x168
[ 368.253617] blk_execute_rq+0x74/0xd8
[ 368.261244] __scsi_execute+0xe0/0x1e8
[ 368.268963] sd_sync_cache+0xcc/0x218 [sd_mod]
[ 368.277376] sd_shutdown+0x6c/0xf8 [sd_mod]
[ 368.285542] sd_remove+0x68/0xc8 [sd_mod]
[ 368.293534] device_release_driver_internal+0x1b4/0x250
[ 368.302852] device_release_driver+0x28/0x38
[ 368.311181] bus_remove_device+0xd4/0x160
[ 368.319288] device_del+0x154/0x398
[ 368.326864] __scsi_remove_device+0x140/0x1a8
[ 368.335388] scsi_remove_device+0x30/0x48
[ 368.343603] scsi_remove_target+0x1e4/0x250
[ 368.352008] fc_rport_final_delete+0xd0/0x2c0 [scsi_transport_fc]