System crashes while trying to remove the scsi device
Issue
- System crashes while trying to remove the scsi device
backtrace
of the panic task shows
crash> bt
PID: 463 TASK: ffff8d4a07989ec0 CPU: 10 COMMAND: "kworker/10:1"
#0 [ffffa7044a0538a0] machine_kexec at ffffffffa5e635ce
#1 [ffffa7044a0538f8] __crash_kexec at ffffffffa5f9d6bd
#2 [ffffa7044a0539c0] crash_kexec at ffffffffa5f9e5ad
#3 [ffffa7044a0539d8] oops_end at ffffffffa5e2613d
#4 [ffffa7044a0539f8] do_trap at ffffffffa5e228c3
#5 [ffffa7044a053a40] do_invalid_op at ffffffffa5e23256
#6 [ffffa7044a053a60] invalid_op at ffffffffa6800d64
[exception RIP: __slab_free+395]
RIP: ffffffffa60fa8bb RSP: ffffa7044a053b10 RFLAGS: 00010246
RAX: ffff8d3b7107a700 RBX: ffff8d3b7107a600 RCX: ffff8d3b7107a600
RDX: 000000008020001f RSI: ffffca5546c41e00 RDI: ffff8d3ac0005180
RBP: ffffa7044a053bb0 R8: 0000000000000001 R9: ffffffffa6452199
R10: ffff8d3b7107a600 R11: 0000000000000001 R12: ffffca5546c41e00
R13: ffff8d3b7107a600 R14: ffff8d4a0adfd000 R15: ffff8d3ac0005180
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#7 [ffffa7044a053bb8] __scsi_remove_device at ffffffffa6452199
#8 [ffffa7044a053bd8] scsi_remove_device at ffffffffa6452281
#9 [ffffa7044a053bf0] scsi_remove_target at ffffffffa6452483
#10 [ffffa7044a053c38] sas_rphy_remove at ffffffffc04d1af2 [scsi_transport_sas]
#11 [ffffa7044a053c48] sas_port_delete at ffffffffc04d40aa [scsi_transport_sas]
#12 [ffffa7044a053c88] pqi_free_sas_port at ffffffffc05dab6a [smartpqi]
#13 [ffffa7044a053ca8] pqi_remove_sas_device at ffffffffc05db3dd [smartpqi]
#14 [ffffa7044a053cb8] pqi_update_device_list at ffffffffc05d3c3a [smartpqi]
#15 [ffffa7044a053d98] pqi_update_scsi_devices at ffffffffc05d75fb [smartpqi]
#16 [ffffa7044a053e68] pqi_scan_scsi_devices at ffffffffc05d7b8b [smartpqi]
#17 [ffffa7044a053e98] process_one_work at ffffffffa5f08777
#18 [ffffa7044a053ed8] worker_thread at ffffffffa5f08e40
#19 [ffffa7044a053f10] kthread at ffffffffa5f0e906
#20 [ffffa7044a053f50] ret_from_fork at ffffffffa680023f
Environment
- Red Hat Enterprise Linux 8.5
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