df43xx[2]: DF-4349 facet A: done entries q6,q7 BOTH name ccb_index=0; first completes the ACTIVE ccb, second re-completes the now-ACCB_FREE slot through production adv_run_doneq/adv_done - expect: 1 clean completion, then stale LIST_REMOVE (:1127) + NULL-cinfo adv_free_ccb_info (:1261) page fault at 0x0
df43xx[2]: wps on, dispatching adv_intr
panic: Bad link elm 0xfffff801185ad2c0 prev->next != elm
cpuid = 1
Trace beginning at frame 0xfffff8011820b638
adv_done() at adv_done+0x3ae 0xffffffff802e683e 
adv_done() at adv_done+0x3ae 0xffffffff802e683e 
adv_intr() at adv_intr+0x10f 0xffffffff802e69ff 
df43xx_go_sysctl() at df43xx_go_sysctl+0x7ab 0xffffffff8260137b 
sysctl_root.isra.5() at sysctl_root.isra.5+0x166 0xffffffff80683d06 
userland_sysctl() at userland_sysctl+0x111 0xffffffff806840a1 
Debugger("panic")

CPU1 stopping CPUs: 0x0000003d
 stopped
Stopped at      Debugger+0x7c:  movb    $0,0xbdaf09(%rip)
db>