FWIW, I got the following at reboot after some tests were finished:
get_unused_fd: slot 3 not NULL!
get_unised_fd: slot 4 not NULL!
general protection fault: 0000 [1] PREEMPT SMP
last sysfs file /sys/class/scsh_host/host1/link_power_management_policy
and that's all.
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