System crashed after lots of 'lin_tape: qry_blk_prot cannot get inquiry 0x86' messages
Issue
- Several crashes followed in RHEL 6 environment with IBM Lin_tape
- vmcore shows lots of below messages before the crash
lin_tape: IBMtape16----17033 unable to get inquiry page 86
lin_tape: qry_blk_prot cannot get inquiry 0x86
lin_tape: IBMtape16----17033 unable to get inquiry page 86
lin_tape: qry_blk_prot cannot get inquiry 0x86
BUG: soft lockup - CPU#0 stuck for 67s! [dsmserv:31886]
Environment
- Red Hat Enterprise Linux 6
- IBM Lin_tape
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