RE: panic with devclass_get_name (dc=0xdeadc0dedeadc0de)

> also hard reset before soft reset by changing in file ata-serverworks.c:
> 	if (ata_sata_phy_reset(dev, -1, 1))
> to
> 	if (ata_sata_phy_reset(dev, -1, 0))



(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command
ata4: hardware reset ...
ata4: SATA connect time=0ms status=00000113
ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
ata4: reset tp2 stat0=50 stat1=00 devices=0x1
(ada2:ata4:0:0:0): Command timed out
(ada2:ata4:0:0:0): Retrying command

and the disk stays up and i can use it, somewhat.







and the old ata:


Nov 25 03:50:13 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=190067000
Nov 25 03:55:46 butter kernel: ata4: reiniting channel ..
Nov 25 03:55:46 butter kernel: ata4: hardware reset ...
Nov 25 03:55:46 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 03:55:46 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 03:55:46 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 03:55:46 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 03:55:46 butter kernel: ad8: setting UDMA100
Nov 25 03:55:46 butter kernel: ata4: reinit done ..
Nov 25 03:55:46 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=82402048
cp: a/src/sbin/mount_udf: Input/output error
Nov 25 03:56:14 butter kernel: ata4: reiniting channel ..
Nov 25 03:56:16 butter kernel: ata4: timeout waiting to issue command
Nov 25 03:56:16 butter kernel: ata4: error issuing WRITE_DMA command
Nov 25 03:56:16 butter kernel: ata4: hardware reset ...




Nov 25 04:00:20 butter kernel: ata4: reiniting channel ..
Nov 25 04:00:20 butter kernel: ata4: hardware reset ...
Nov 25 04:00:20 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:00:20 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:00:21 butter kernel: ata4: stat0=0xd0 err=0x00 lsb=0x1f msb=0xf0
Nov 25 04:00:21 butter last message repeated 4 times
Nov 25 04:00:21 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:00:21 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:00:21 butter kernel: ad8: setting UDMA100
Nov 25 04:00:21 butter kernel: ata4: reinit done ..
Nov 25 04:00:21 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=82845532
Nov 25 04:00:32 butter kernel: ata4: reiniting channel ..
Nov 25 04:00:32 butter kernel: ata4: hardware reset ...
Nov 25 04:00:32 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:00:32 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:00:33 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:00:33 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:00:33 butter kernel: ad8: setting UDMA100
Nov 25 04:00:33 butter kernel: ata4: reinit done ..
Nov 25 04:00:33 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=80639036
Nov 25 04:03:21 butter kernel: ata4: reiniting channel ..
Nov 25 04:03:21 butter kernel: ata4: hardware reset ...
Nov 25 04:03:21 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:03:21 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:03:21 butter kernel: ata4: stat0=0xd0 err=0x00 lsb=0x17 msb=0x5a
Nov 25 04:03:21 butter last message repeated 4 times
Nov 25 04:03:21 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:03:21 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:03:21 butter kernel: ad8: setting UDMA100
Nov 25 04:03:21 butter kernel: ata4: reinit done ..
Nov 25 04:03:21 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=156899264
Nov 25 04:04:48 butter kernel: ata4: reiniting channel ..
Nov 25 04:04:48 butter kernel: ata4: hardware reset ...
Nov 25 04:04:48 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:04:48 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:04:48 butter kernel: ata4: stat0=0xd0 err=0x00 lsb=0x5e msb=0x2a
Nov 25 04:04:49 butter last message repeated 4 times
Nov 25 04:04:49 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:04:49 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:04:49 butter kernel: ad8: setting UDMA100
Nov 25 04:04:49 butter kernel: ata4: reinit done ..
Nov 25 04:04:49 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=86662684
Nov 25 04:05:36 butter kernel: ata4: reiniting channel ..
Nov 25 04:05:36 butter kernel: ata4: hardware reset ...
Nov 25 04:05:36 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:05:36 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:05:36 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:05:36 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:05:36 butter kernel: ad8: setting UDMA100
Nov 25 04:05:36 butter kernel: ata4: reinit done ..
Nov 25 04:05:36 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=237861728
Nov 25 04:06:11 butter kernel: ata4: reiniting channel ..
Nov 25 04:06:11 butter kernel: ata4: hardware reset ...
Nov 25 04:06:11 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:06:11 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:06:22 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:06:22 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:06:22 butter kernel: ad8: setting UDMA100
Nov 25 04:06:22 butter kernel: ata4: reinit done ..
Nov 25 04:06:22 butter kernel: ad8: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=199918080



Nov 25 04:28:00 butter kernel: ata4: hardware reset ...
Nov 25 04:28:00 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:28:00 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:28:01 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:28:01 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:28:01 butter kernel: ad8: setting UDMA100
Nov 25 04:28:01 butter kernel: ata4: reinit done ..
Nov 25 04:28:01 butter kernel: ad8: FAILURE - WRITE_DMA48 timed out LBA=288295256
Nov 25 04:28:01 butter kernel: g_vfs_done():ad8[WRITE(offset=147607171072, length=2048)]error = 5
Nov 25 04:31:34 butter kernel: ata4: reiniting channel ..
Nov 25 04:31:34 butter kernel: ata4: hardware reset ...

Nov 25 04:34:07 butter kernel: ata4: hardware reset ...
Nov 25 04:34:07 butter kernel: ata4: SATA connect time=0ms status=00000113
Nov 25 04:34:07 butter kernel: ata4: reset tp1 mask=01 ostat0=d0 ostat1=00
Nov 25 04:34:07 butter kernel: ata4: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
Nov 25 04:34:07 butter kernel: ata4: reset tp2 stat0=50 stat1=00 devices=0x1
Nov 25 04:34:07 butter kernel: ad8: setting UDMA100
Nov 25 04:34:07 butter kernel: ata4: reinit done ..
Nov 25 04:34:07 butter kernel: ad8: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=274670688
Nov 25 04:34:07 butter kernel: ad8: FAILURE - WRITE_DMA48 status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND> LBA=274670688
Nov 25 04:34:07 butter kernel: g_vfs_done():ad8[WRITE(offset=140631392256, length=16384)]error = 5
Nov 25 04:34:18 butter kernel: ata4: reiniting channel ..
Nov 25 04:34:18 butter kernel: ata4: hardware reset ...