=== DF-2275 PANIC 1: userland ioctl(DAIOCTRIM) {start=0, len=4104} (mlen) ===
--- userland side (rig/run_panic_mlen.log) ---
=== setup after (re)boot ===
debug.dfda.setup: 0 -> 0
=== DF-2275: mlen -> expect KKASSERT panic in daioctl ===
mode=mlen      start=0 (0x0) len=4104 (0x1008) DAIOCTRIM=0x80104380 -> ioctl...

--- kernel serial console ---
DFH2275: daopen gates on SYSCAP_RESTRICTEDROOT (scsi_da.c:505); daioctl has NO capability or softc gate before the DAIOCTRIM KKASSERTs (scsi_da.c:443-444)
DFH2275: WATCHDOG: 200001 bios dispatched, loop still running -> forcing EIO exit
Error:5
DFH2275: WATCHDOG: 1000001 bios dispatched, loop still running -> forcing EIO exit
Error:5
panic: assertion "(bytes_left % 512) == 0" failed in daioctl at /usr/src/sys/bus/cam/scsi/scsi_da.c:558
cpuid = 1
Trace beginning at frame 0xfffff801185bf6e8
daioctl() at daioctl+0x34d 0xffffffff802b9cbd 
daioctl() at daioctl+0x34d 0xffffffff802b9cbd 
dev_dioctl() at dev_dioctl+0x65 0xffffffff8062de55 
devfs_fo_ioctl() at devfs_fo_ioctl+0x95 0xffffffff80922c55 
mapped_ioctl() at mapped_ioctl+0x5fa 0xffffffff806a93ba 
syscall2() at syscall2+0x11e 0xffffffff80bd7aae 
Debugger("panic")

CPU1 stopping CPUs: 0x0000003d
 stopped
Stopped at      Debugger+0x7c:  movb    $0,0xbdb8a9(%rip)
db> 

=== DF-2275 PANIC 2: userland ioctl(DAIOCTRIM) {start=520, len=4096} (moff) ===
--- kernel serial console ---
panic: assertion "(bytes_start% 512) == 0" failed in daioctl at /usr/src/sys/bus/cam/scsi/scsi_da.c:559
cpuid = 3
Trace beginning at frame 0xfffff8011832b6e8
daioctl() at daioctl+0x379 0xffffffff802b9ce9 
daioctl() at daioctl+0x379 0xffffffff802b9ce9 
dev_dioctl() at dev_dioctl+0x65 0xffffffff8062de55 
devfs_fo_ioctl() at devfs_fo_ioctl+0x95 0xffffffff80922c55 
mapped_ioctl() at mapped_ioctl+0x5fa 0xffffffff806a93ba 
syscall2() at syscall2+0x11e 0xffffffff80bd7aae 
Debugger("panic")

CPU3 stopping CPUs: 0x00000037
 stopped
Stopped at      Debugger+0x7c:  movb    $0,0xbdb8a9(%rip)
db>