login: [amrrig] loaded (production handlers: amr_done linked; statics primed via sysctl)
[amrrig] DF-4059A: idle controller, completion id 0 -> amr_freeslot derefs busycmd[0]=NULL as softc
panic: amr: slot 0 not busy?
cpuid = 3
Trace beginning at frame 0xfffff80117e0b618
amr_done() at amr_done+0x134 0xffffffff80345454 
amr_done() at amr_done+0x134 0xffffffff80345454 
rig_ioctl() at rig_ioctl+0xb1a 0xffffffff826013fa 
dev_dioctl() at dev_dioctl+0x65 0xffffffff8062cdb5 
devfs_fo_ioctl() at devfs_fo_ioctl+0x95 0xffffffff80921bb5 
mapped_ioctl() at mapped_ioctl+0x5fa 0xffffffff806a831a 
Debugger("panic")

CPU3 stopping CPUs: 0x00000037