=== DF-0026 baseline panic (unpatched #0 kernel) ===
Trigger: sysctl kern.bioq_reorder_minor_interval=0; kldload df26.ko

Fatal trap 18: integer divide fault while in kernel mode
Stopped at      bioqdisksort+0x9f:      idivl   0xa4b82b(%rip),%eax
db>

Trap 18 = integer divide fault (#DE / FPE_INTDIV).
Location: bioqdisksort+0x9f — the `bioq->reorder % bioq_reorder_minor_interval`
instruction at sys/kern/subr_disk.c:1376.
RIP-relative operand 0xa4b82b(%rip) = global bioq_reorder_minor_interval (value 0).