Zyxel NSA325 problem with new kernel 4.11 (4 replies)

on Zyxel NSA325, new kernel 4.11 doesn't recognize partitions properly and cannot mount root filesystem.

Works ok on 3.16

[   24.327055] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl F300)
[   24.387079] ata1.00: ATA-8: WDC WD3200BPVT-00ZEST0, 01.01A01, max UDMA/133
[   24.393983] ata1.00: 625142448 sectors, multi 0: LBA48 NCQ (depth 31/32)
[   24.457081] ata1.00: configured for UDMA/133
[   24.477341] scsi 1:0:0:0: Direct-Access     ATA      WDC WD3200BPVT-0 1A01 PQ: 0 ANSI: 5
[   24.717916] scsi 0:0:0:0: Direct-Access     Verbatim STORE N GO       1.00 PQ: 0 ANSI: 2
[   24.751085] sd 1:0:0:0: [sda] 625142448 512-byte logical blocks: (320 GB/298 GiB)
[   24.760140] sd 0:0:0:0: [sdb] 7831552 512-byte logical blocks: (4.00 GB/3.73 GiB)
[   24.768152] sd 1:0:0:0: [sda] 4096-byte physical blocks
[   24.773766] sd 1:0:0:0: [sda] Write Protect is off
[   24.778803] sd 1:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[   24.787978] sd 0:0:0:0: [sdb] Write Protect is off
[   24.794965] sd 0:0:0:0: [sdb] No Caching mode page found
[   24.800367] sd 0:0:0:0: [sdb] Assuming drive cache: write through
[   24.811825]  sdb: sdb1 sdb2
[   24.818115] sd 0:0:0:0: [sdb] Attached SCSI removable disk
[   24.835148]  sda: sda1 sda2 sda4
[   24.840508] sd 1:0:0:0: [sda] Attached SCSI disk

Doesn't show partitions on 4.11

[    4.663553] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl F300)
[    4.670392] ata1.00: ATA-8: WDC WD3200BPVT-00ZEST0, 01.01A01, max UDMA/133
[    4.670399] ata1.00: 625142448 sectors, multi 0: LBA48 NCQ (depth 31/32)
[    4.684753] NET: Registered protocol family 17
[    4.689287] ata1.00: configured for UDMA/133
[    4.693986] scsi 0:0:0:0: Direct-Access     ATA      WDC WD3200BPVT-0 1A01 PQ: 0 ANSI: 5
[    4.703071] Key type dns_resolver registered
[    4.708031] registered taskstats version 1
[    4.712195] Loading compiled-in X.509 certificates
[    4.717052] zswap: loaded using pool lzo/zbud
[    4.723259] Key type big_key registered
[    4.728436] Key type encrypted registered
[    4.735224] rtc-pcf8563 0-0051: setting system clock to 2017-07-12 23:17:26 UTC (1499901446)
[    4.744534] Waiting 4 sec before mounting root device...
[    4.859606] usb 1-1: new high-speed USB device number 2 using orion-ehci
[    5.051187] usb 1-1: New USB device found, idVendor=05e3, idProduct=0608
[    5.057929] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[    5.065122] usb 1-1: Product: USB2.0 Hub
[    5.069852] hub 1-1:1.0: USB hub found
[    5.073941] hub 1-1:1.0: 4 ports detected
[    5.199613] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl F300)
[    5.208330] ata2.00: ATA-9: WDC WD20EFRX-68EUZN0, 80.00A80, max UDMA/133
[    5.215083] ata2.00: 3907029168 sectors, multi 0: LBA48 NCQ (depth 31/32)
[    5.224418] ata2.00: configured for UDMA/133
[    5.239166] scsi 1:0:0:0: Direct-Access     ATA      WDC WD20EFRX-68E 0A80 PQ: 0 ANSI: 5
[    5.399602] usb 1-1.2: new high-speed USB device number 3 using orion-ehci
[    5.550561] usb 1-1.2: New USB device found, idVendor=18a5, idProduct=0302
[    5.557471] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[    5.564839] usb 1-1.2: Product: STORE N GO
[    5.570713] usb 1-1.2: Manufacturer: Verbatim
[    5.577010] usb 1-1.2: SerialNumber: 1226000000006EFD
[    5.679600] usb 1-1.3: new high-speed USB device number 4 using orion-ehci
[    5.831310] usb 1-1.3: New USB device found, idVendor=04a9, idProduct=1909
[    5.838220] usb 1-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    5.845586] usb 1-1.3: Product: CanoScan
[    5.849521] usb 1-1.3: Manufacturer: Canon
[    8.809735] VFS: Cannot open root device "sda2" or unknown-block(0,0): error -6

doing this mainly, because my Canon Lide 110 scanner stopped to work. xhci_hcd resets usb when I try to scan.
This used to work fine before updating jessie to stretch, so there was some bug introduced and cannot find it...