=== park (IIC_WAIT|IIC_INTR), bridge busy ===
hw.df5563.busy: 0 -> 1
   PID STAT   WCHAN    COMMAND
  2031 S2     iicreq   ./park intr
=== text addresses BEFORE unload ===
 4    3 0xffffffff82600000     1000 iicbus.ko
 5    2 0xffffffff82601000    18000 iicbb.ko
 6    1 0xffffffff82619000     1000 iicbb_reg.ko
 7    1 0xffffffff8261a000     1000 df5563_rig.ko
 8    1 0xffffffff8261b000     1000 iic.ko
=== unloading under the parked requester ===
unloaded iic rc=0
unloaded df5563_rig rc=0
unloaded iicbb_reg rc=0
unloaded iicbb rc=0
unloaded iicbus rc=0
 1    5 0xffffffff80200000  1ad8538 kernel
 2    1 0xffffffff81cd9000    7c288 ehci.ko
 3    1 0xffffffff81d56000    8c778 xhci.ko
=== SIGKILL the parked thread: resume into freed text ===