Laurent Riffard wrote: > Le 21.11.2007 23:41, Andrew Morton a écrit : >> On Wed, 21 Nov 2007 22:45:22 +0100 >> Laurent Riffard <[EMAIL PROTECTED]> wrote: >> >>> Le 21.11.2007 05:45, Andrew Morton a écrit : >>>> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.24-rc3/2.6.24-rc3-mm1/ >>> Hello, >>> >>> My system hangs shortly after I logged in Gnome desktop. SysRq-W shows >>> that a bunch of task are blocked in "D" state, they seem to wait for >>> some I/O completion. I can try to hand-copy some data if requested. >>> >>> I found these messages in dmesg: >>> >>> ~$ grep -C2 end_request dmesg-2.6.24-rc3-mm1 >>> EXT3-fs: mounted filesystem with ordered data mode. >>> sd 0:0:0:0: [sda] Result: hostbyte=DID_NO_CONNECT >>> driverbyte=DRIVER_OK,SUGGEST_OK >>> end_request: I/O error, dev sda, sector 16460 >>> ReiserFS: sda7: found reiserfs format "3.6" with standard journal >>> ReiserFS: sda7: using ordered data mode >>> -- >>> ReiserFS: sda7: Using r5 hash to sort names >>> sd 0:0:1:0: [sdb] Result: hostbyte=DID_NO_CONNECT >>> driverbyte=DRIVER_OK,SUGGEST_OK >>> end_request: I/O error, dev sdb, sector 19632 >>> sd 0:0:1:0: [sdb] Result: hostbyte=DID_NO_CONNECT >>> driverbyte=DRIVER_OK,SUGGEST_OK >>> end_request: I/O error, dev sdb, sector 40037363 >>> Adding 1048568k swap on /dev/mapper/vglinux1-lvswap. Priority:-1 extents:1 >>> across:1048568k >>> lp0: using parport0 (interrupt-driven). >>> >>> These errors occur *only* with 2.6.24-rc3-mm1, they are 100% reproducible. >>> 2.6.24-rc3 and 2.6.24-rc2-mm1 are fine. >>> >>> Maybe something is broken in pata_via driver ? >>> >> Could be - >> libata-reimplement-ata_acpi_cbl_80wire-using-ata_acpi_gtm_xfermask.patch >> and >> pata_amd-pata_via-de-couple-programming-of-pio-mwdma-and-udma-timings.patch >> touch pata_via.c. > > None of the above... > > I did a bisection, it spotted git-scsi-misc.patch. > I just run 2.6.24-rc3-mm1 + revert-git-scsi-misc.patch, and it works fine. > > I guess commit 8655a546c83fc43f0a73416bbd126d02de7ad6c0 "[SCSI] Do not > requeue requests if REQ_FAILFAST is set" is the real culprit. The other > commits are touching documentation or drivers I don't use. I'll try > to revert only this one this evening. > Hmm. Weird. I'll have a look into it. Apparently I'll be returning an error where I shouldn't. Checking ...
Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage [EMAIL PROTECTED] +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Markus Rex, HRB 16746 (AG Nürnberg) - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
