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Message-ID: <4762A625.4050101@gmail.com> Date: Sat, 15 Dec 2007 00:49:57 +0900 From: Tejun Heo <htejun@...il.com> To: Christoph Anton Mitterer <calestyo@...entia.net> CC: linux-kernel@...r.kernel.org, IDE/ATA development list <linux-ide@...r.kernel.org>, Robert Hancock <hancockr@...w.ca> Subject: Re: Strange ATA problems [cc'ing linux-ide and Robert Hancock and quoting whole body] Christoph Anton Mitterer wrote: > Hi Tejun. > > > On Sat, 2007-12-15 at 00:16 +0900, Tejun Heo wrote: >> Do you have log with timestamp? It's difficult to tell what's going on >> without knowing what happened when. > Ah sorry,... I've completely missed that... perhaps those two problems > were not related (at least there's so much time between). Then those two events are unrelated. > Dec 13 17:05:51 fermat kernel: NVRM: loading NVIDIA UNIX x86_64 Kernel > Module 100.14.19 Wed Sep 12 14:08:38 PDT 2007 > Dec 13 17:12:36 fermat kernel: usb 1-1: new high speed USB device using > ehci_hcd and address 5 > Dec 13 17:12:36 fermat kernel: usb 1-1: configuration #1 chosen from 1 > choice > Dec 13 17:12:36 fermat kernel: scsi6 : SCSI emulation for USB Mass > Storage devices > Dec 13 17:12:36 fermat kernel: usb-storage: device found at 5 > Dec 13 17:12:36 fermat kernel: usb-storage: waiting for device to settle > before scanning > Dec 13 17:12:41 fermat kernel: scsi 6:0:0:0: CD-ROM PLEXTOR > DVD-ROM PX-130A 1.03 PQ: 0 ANSI: 0 CCS > Dec 13 17:12:41 fermat kernel: sr0: scsi3-mmc drive: 0x/50x cd/rw > xa/form2 cdda tray > Dec 13 17:12:41 fermat kernel: sr 6:0:0:0: Attached scsi CD-ROM sr0 > Dec 13 17:12:41 fermat kernel: sr 6:0:0:0: Attached scsi generic sg3 > type 5 > Dec 13 17:12:41 fermat kernel: usb-storage: device scan complete > Dec 13 17:13:33 fermat kernel: end_request: I/O error, dev sr0, sector > 308688 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77172 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77173 > Dec 13 17:13:33 fermat kernel: end_request: I/O error, dev sr0, sector > 308688 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77172 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77173 > Dec 13 17:13:33 fermat kernel: end_request: I/O error, dev sr0, sector > 308816 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77204 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77205 > Dec 13 17:13:33 fermat kernel: end_request: I/O error, dev sr0, sector > 308816 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77204 > Dec 13 17:13:33 fermat kernel: Buffer I/O error on device sr0, logical > block 77205 > Dec 13 17:18:32 fermat kernel: UDF-fs: No VRS found > Dec 13 18:09:43 fermat kernel: tun0: Disabled Privacy Extensions > Dec 14 01:06:33 fermat kernel: usb 1-1: USB disconnect, address 5 > Dec 14 01:06:33 fermat kernel: ata1: EH in ADMA mode, notifier 0x0 > notifier_error 0x0 gen_ctl 0x1501000 status 0x400 next cpb count 0x0 > next > cpb idx 0x0 > Dec 14 01:06:33 fermat kernel: ata1: CPB 0: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 1: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 2: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 3: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 4: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 5: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 6: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 7: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 8: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 9: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: CPB 10: ctl_flags 0x1f, resp_flags > 0x2 > Dec 14 01:06:33 fermat kernel: ata1: timeout waiting for ADMA IDLE, > stat=0x400 > Dec 14 01:06:33 fermat kernel: ata1.00: exception Emask 0x0 SAct 0x7ff > SErr 0x0 action 0x2 frozen > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/10:00:2e:07:a8/01:00:0b:00:00/40 tag 0 cdb 0x0 data 139264 out > Dec 14 01:06:33 fermat kernel: res > 40/00:01:00:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/18:08:07:3f:02/00:00:00:00:00/40 tag 1 cdb 0x0 data 12288 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:10:b6:a8:23/00:00:0d:00:00/40 tag 2 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:18:f6:37:68/00:00:0d:00:00/40 tag 3 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:20:9e:32:a1/00:00:0d:00:00/40 tag 4 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:28:4f:00:dc/00:00:02:00:00/40 tag 5 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:30:6f:00:dc/00:00:02:00:00/40 tag 6 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:38:3f:03:2c/00:00:05:00:00/40 tag 7 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:40:36:ea:72/00:00:0d:00:00/40 tag 8 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:48:7f:00:c4/00:00:05:00:00/40 tag 9 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1.00: cmd > 61/08:50:47:02:d8/00:00:05:00:00/40 tag 10 cdb 0x0 data 4096 out > Dec 14 01:06:33 fermat kernel: res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Dec 14 01:06:33 fermat kernel: ata1: soft resetting port > Dec 14 01:06:33 fermat kernel: ata1: SATA link up 3.0 Gbps (SStatus 123 > SControl 300) > Dec 14 01:06:33 fermat kernel: ata1.00: configured for UDMA/133 > Dec 14 01:06:33 fermat kernel: ata1: EH complete > Dec 14 01:06:33 fermat kernel: sd 0:0:0:0: [sda] 488397168 512-byte > hardware sectors (250059 MB) > Dec 14 01:06:33 fermat kernel: sd 0:0:0:0: [sda] Write Protect is off > Dec 14 01:06:33 fermat kernel: sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 > Dec 14 01:06:33 fermat kernel: sd 0:0:0:0: [sda] Write cache: enabled, > read cache: enabled, doesn't support DPO or FUA > Dec 14 01:27:45 fermat kernel: Kernel logging (proc) stopped. > > > >> Also, please post the result of >> 'cat /proc/interrupts'. > CPU0 CPU1 CPU2 CPU3 > 0: 393 1181 82962 4513047 IO-APIC-edge > timer > 1: 0 0 0 2 IO-APIC-edge > i8042 > 6: 0 0 0 5 IO-APIC-edge > floppy > 8: 0 0 0 0 IO-APIC-edge rtc > 9: 0 0 0 0 IO-APIC-fasteoi > acpi > 12: 0 84 1376 210883 IO-APIC-edge > i8042 > 14: 0 3 17 1220 IO-APIC-edge > ide0 > 18: 0 64 4964 300769 IO-APIC-fasteoi > nvidia > 19: 0 0 0 3 IO-APIC-fasteoi > ohci1394 > 20: 0 0 0 4 IO-APIC-fasteoi > ehci_hcd:usb1 > 21: 0 0 1 165 IO-APIC-fasteoi > sata_nv > 22: 0 44 1856 165693 IO-APIC-fasteoi > sata_nv, NVidia CK804 > 23: 0 117 8565 452639 IO-APIC-fasteoi > ohci_hcd:usb3, eth1 > 24: 0 37 3710 185125 IO-APIC-fasteoi > ICE1724 > 30: 3 1833 52841 18139903 IO-APIC-fasteoi > ioc0, ehci_hcd:usb2 > 31: 0 0 0 45 IO-APIC-fasteoi > ioc1 > 55: 129 530948 1 81 IO-APIC-fasteoi > eth2 > NMI: 0 0 0 0 > LOC: 4597004 4596930 4596860 4596786 > ERR: 0 > > >> If your USB cdrom is bus powered and you yanked it, it could have caused >> fluctuation in power which in turn can cause disruption on serial ATA >> bus leading to transmission error and timeouts. There are other >> possibilities but this kind of thing does happen often with SATA. Those >> highspeed low-voltage serial links are very susceptible to interferences. > Well,.. it actually "worked" again when I unplugged it, but the errors > from the cdrom above are probably unrelated.. > > >> As long as EH recovered it properly, there's nothing to worry about. > What does that mean? That means unless the problem continues to occur repeatedly, you don't have to worry about it. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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