http://bugzilla.novell.com/show_bug.cgi?id=571456 http://bugzilla.novell.com/show_bug.cgi?id=571456#c0 Summary: UDMA failure, drive fall in PIO4 xtransfer mode Promise. PDC20265 (FastTrak100 Lite/Ultra100), pata_pdc202xx_old Classification: openSUSE Product: openSUSE 11.2 Version: Final Platform: i586 OS/Version: openSUSE 11.2 Status: NEW Severity: Major Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: bernard.dujardin@univ-artois.fr QAContact: qa@suse.de Found By: --- Blocker: --- Created an attachment (id=337013) --> (http://bugzilla.novell.com/attachment.cgi?id=337013) Commands output User-Agent: Mozilla/5.0 (X11; U; Linux i686; fr; rv:1.9.1.6) Gecko/20091201 SUSE/3.5.6-1.1.1 Firefox/3.5.6 At boot time, the system make attempts to enable udma xtransfer mode on drive /dev/sdb with a lot of errors : ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 ata2.00: BMDMA stat 0x24 ata2.00: cmd ca/00:10:3f:34:80/00:00:00:00:00/ec tag 0 dma 8192 out res 51/84:10:3f:34:80/00:00:00:00:00/ec Emask 0x10 (ATA bus error) ata2.00: status: { DRDY ERR } ata2.00: error: { ICRC ABRT } ata2: soft resetting link ata2.00: configured for UDMA/100 ata2: EH complete ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen etc ... Finally xtransfer is set to PIO4 mode after Buffer I/O error Buffer I/O error on device sdb2,logical block 25296899 lost page write due to I/O error on sdb2 ata2: EH complete ata2.00: limiting speed to PIO4 ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 ata2.00: BMDMA stat 0x24 ata2.00: cmd ca/00:28:57:54:80/00:00:00:00:00/ec tag 0 dma 20480 out res 51/84:28:57:54:ata2.00: status: { DRDY ERR } ata2.00: error: { ICRC ABRT } ata2: soft resetting link ata2.00: configured for PIO4 ata2: EH complete Attempts to resolve this by hardware like changing cables, moving disk on first channel as slave of the controller or by kernel parameters (acpi, pollirq) don't resolve the problem. Promise Bios detect drive and show an UDMA5 capability. You will find in attachment the outputs of commands : - cat /var/log/boot.msg - hpdparm -I /dev/sdb - smartctl -a /dev/sdb - lspci -nnvvvxxx - cat /proc/interrupts Reproducible: Always Steps to Reproduce: 1. 2. 3. Hardware Motherboard : ASUs A7V Drive /dev/sda WDC WD400BB-00DEA0 master on channel 1 of Promise controller Drive /dev/sdb ST3160812A master on channel 2 of Promise controller Bios 1007, last revision from ASUS. -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.