msgbufp (kernel pointer) = 0xffffffff82521fe0
msg_magic   = 0x00063064 (expect 0x00063064)
msg_size    = 1048544
msg_ptr     = 0xffffffff82422000
msg_bufx    = 8668  (mod size = 8668)
msg_bufr    = 0  (mod size = 0)
msg_bufl    = 8668  (mod size = 8668)

-- sysctl_kern_msgbuf decision --
shrank     = 0
n          = 8668
rindex_mod = 0   xindex_mod = 8668
BRANCH     = 1
out_off    = 0 (from msg_ptr)
out_len(correct) = 8668