panic: assertion "(int)lp->d_secsize <= bp->b_bufsize" failed in l32_writedisklabel at /usr/src/sys/kern/subr_disklabel32.c:336
l32_writedisklabel() at l32_writedisklabel+0x289 0xffffffff80696389 
l32_writedisklabel() at l32_writedisklabel+0x289 0xffffffff80696389 
dsioctl() at dsioctl+0x308 0xffffffff80697bc8 
diskioctl() at diskioctl+0xb4 0xffffffff80694514 
Stopped at      Debugger+0x7c:  movb    $0,0xbdaf09(%rip)
db>