Just after post the reply above, I made some progress.
That's the entire serial log session BEFORE the install:
starting serial terminal on interface serial0
[ 7.293093] ata7: Read current link speed fail, retry 1
[ 7.300034] ata7: Read current link speed fail, retry 2
[ 7.307094] ata7: Read current link speed fail, retry 3
[ 7.308395] ata7: Issued IDENTIFY to non-existent device ?!
[ 9.465095] ata7: Read current link speed fail, retry 1
[ 9.472030] ata7: Read current link speed fail, retry 2
[ 9.479093] ata7: Read current link speed fail, retry 3
... [ OK ]
:: Loading module megaraid_sas ... [ OK ]
:: Loading module mpt2sas ... [ OK ]
:: Loading module mpt3sas ... [ OK ]
Insert net driver(Mindspeed only)...
Starting /usr/syno/bin/synocfgen...
/usr/syno/bin/synocfgen returns 0
Partition Version=0
Partition layout is not DiskStation style.
NOT EXECUTE /sbin/e2fsck.
Mounting /dev/md0 /tmpRoot
mount: lseek failed, msg:Invalid argument
mount: mounting /dev/md0 on /tmpRoot failed: No such device
mount /dev/md0 fail, returns
Exit on error [3] no init exists...
Tue Mar 10 18:25:35 UTC 2020
none /sys/kernel/debug debugfs rw,relatime 0 0
sys /sys sysfs rw,relatime 0 0
none /dev devtmpfs rw,relatime,size=2021324k,nr_inodes=505331,mode=755 0 0
proc /proc proc rw,relatime 0 0
linuxrc.syno failed on 3
starting pid 4127, tty '': '/etc/rc'
:: Starting /etc/rc
:: Mounting procfs ... [ OK ]
:: Mounting tmpfs ... [ OK ]
:: Mounting devtmpfs ... [ OK ]
:: Mounting devpts ... [ OK ]
:: Mounting sysfs ... [ OK ]
mdadm: error opening /dev/md1: No such file or directory
rc: Use all internal disk as swap.
rc: No assigned swap disk (sdg2) can be assembled, use all instead.
rc: Use all internal disk as swap.
rc: No disk (sdg2) can be assembled.
swapon: can't stat '/dev/md1': No such file or directory
:: Loading module sg ... [ OK ]
:: Loading module mdio ... [ OK ]
:: Loading module fat ... [ OK ]
:: Loading module vfat ... [ OK ]
:: Loading module dca ... [ OK ]
:: Loading module e1000e ... [ OK ]
:: Loading module i2c-algo-bit ... [ OK ]
:: Loading module igb ... [ OK ]
:: Loading module ixgbe ... [ OK ]
:: Loading module r8168 ... [ OK ]
:: Loading module libcrc32c ... [ OK ]
:: Loading module mii ... [ OK ]
:: Loading module libphy ... [ OK ]
:: Loading module atl1 ... [ OK ]
:: Loading module atl1e ... [ OK ]
:: Loading module atl1c ... [ OK ]
:: Loading module alx ... [ OK ]
:: Loading module uio ... [ OK ]
:: Loading module ipg ... [ OK ]
:: Loading module jme ... [ OK ]
:: Loading module skge ... [ OK ]
:: Loading module sky2 ... [ OK ]
:: Loading module ptp_pch ... [ OK ]
:: Loading module pch_gbe ... [ OK ]
:: Loading module qla3xxx ... [ OK ]
:: Loading module qlcnic ... [ OK ]
:: Loading module qlge ... [ OK ]
:: Loading module netxen_nic ... [ OK ]
:: Loading module sfc ... [ OK ]
:: Loading module e1000 ... [ OK ]
:: Loading module pcnet32 ... [ OK ]
:: Loading module vmxnet3 ... [ OK ]
:: Loading module bnx2 ... [ OK ]
:: Loading module bnx2x ... [ OK ]
:: Loading module cnic ... [FAILED]
:: Loading module r8169 ... [ OK ]
:: Loading module tg3 ... [ OK ]
:: Loading module usbnet ... [ OK ]
:: Loading module ax88179_178a ... [ OK ]
:: Loading module button ... [ OK ]
:: Loading module synobios ... [ OK ]
udhcpc (v1.16.1) started
eth0 Link encap:Ethernet HWaddr 00:11:32:2C:A7:85
inet addr:169.254.58.122 Bcast:169.254.255.255 Mask:255.255.0.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1 errors:0 dropped:0 overruns:0 frame:0
TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:60 (60.0 B) TX bytes:890 (890.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
:: Starting syslogd ... [ OK ]
:: Starting scemd
:: Starting services in background
Starting findhostd in flash_rd...
Starting services in flash_rd...
Running /usr/syno/etc/rc.d/J01httpd.sh...
Starting httpd:80 in flash_rd...
Starting httpd:5000 in flash_rd...
Running /usr/syno/etc/rc.d/J03ssdpd.sh...
/usr/bin/minissdpd -i eth0
(15): upnp:rootdevice
(51): uuid:upnp_SynologyNAS-0011322ca785::upnp:rootdevice
(55): Synology/synology_bromolow_3615xs/6.1-15047/192.168.0.3
(44): http://192.168.0.3:5000/description-eth0.xml
Connected.
done.
/usr/syno/bin/reg_ssdp_service 192.168.0.3 0011322ca785 6.1-15047 synology_bromolow_3615xs eth0
Running /usr/syno/etc/rc.d/J04synoagentregisterd.sh...
Starting synoagentregisterd...
Running /usr/syno/etc/rc.d/J30DisableNCQ.sh...
Running /usr/syno/etc/rc.d/J80ADTFanControl.sh...
Running /usr/syno/etc/rc.d/J98nbnsd.sh...
Starting nbnsd...
Running /usr/syno/etc/rc.d/J99avahi.sh...
Starting Avahi mDNS/DNS-SD Daemon
cname_load_conf failed:/var/tmp/nginx/avahi-aliases.conf
:: Loading module hid ... [ OK ]
:: Loading module usbhid ... [ OK ]
============ Date ============
Tue Mar 10 18:25:44 UTC 2020
==============================
starting pid 5836, tty '': '/sbin/getty 115200 console'
Tue Mar 10 18:25:45 2020
DiskStation login:
Then I accessed http://192.168.0.3:5000/web_index.html, did the install, and after the reboot, that's the output:
BdsDxe: failed to load Boot0002 "UEFI QEMU HARDDISK QM00005 " from PciRoot(0x0)/Pci(0
x7,0x0)/Sata(0x0,0xFFFF,0x0): Not Found
>>Start PXE over IPv4.
So it seems that the VM is not finding the boot disk (or the bootloader wasn't installed correctly):
Any help is welcome.
Thanks.
Regards.