On Sat, 9 Sep 2006 03:32:07 -0700 bugme-daemon@xxxxxxxxxxxxxxxxxxx wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=7130 > > Summary: loading driver eat all CPU and since some time may block > all system disk IO (even can not reboot) > Kernel Version: 2.6.17.12 > Status: NEW > Severity: blocking > Owner: scsi_drivers-other@xxxxxxxxxxxxxxxxxxxx > Submitter: wizard580@xxxxxxxxx > > > Most recent kernel where this bug did not occur: 2.6.17.12 > Distribution: Debian SID/Unstable > Hardware Environment: SUN UltraSparc2 E3500 FC-AL SCSI hard drives > Software Environment: Debian with latest updates on 09.09.2006 > Problem Description: When I load a driver fcal, mu cpu will be 100% busy and > will never fred. modprobe fcal will never ends. If I do not restart > immediately, then since 2-4min I can not even reboot. Seems to there is a > block of all disk io. A top and so programs running fine, until exit. Start > again will fail. > So... may be because of that, I can not see my FC-AL scsi hard drives. > My hardware (if I did't mistaken): > 1) X2652A FC-AL INTERFACE BOARD 3500. > 2) X6731A FCAL GBIC MODULE 100MB/SEC > P.S.: I do anything for seeing my hard drives in Debian. If I need to tell you > any info, or make a tests, just let me know. :) > If anybody can quickly help, I will be blessed. :D My life is bet on this. > P.P.S: > hard drives I see in "pre boot 'bios' with probe-fcal-all command" > > Steps to reproduce: > modprobe fcal on a Sparc arch. > Does anyone else us the fcal driver? I'd suggest the next step would be to run a kernel profile, or just sysrq-P to find out where the CPU is stuck. Could a sparc person please talk the reporter through that process? Thanks. - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
