Date: Sun, 29 Sep 2002 09:32:27 +0200 From: Bernd Walter <ticso@cicely8.cicely.de> To: Lars Eggert <larse@ISI.EDU> Cc: current <current@FreeBSD.ORG> Subject: Re: kernel panic when booting with USB CF reader Message-ID: <20020929073226.GG57920@cicely8.cicely.de> In-Reply-To: <3D966358.8010606@isi.edu> References: <3D966358.8010606@isi.edu>
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On Sat, Sep 28, 2002 at 07:20:08PM -0700, Lars Eggert wrote: > Hi, > > I'm seeing a kernel panic on -current (9/26) when booting with a SanDisk > ImageMate II USB comact flash reader plugged in. The panic occurs after > the kernel has loaded when the first rc.d scripts execute (dumpon, > vinum, etc). > > If I boot with the device disconnected, I can plug it in and unplug it > without problems later. > > Attached is a boot trace and a gdb backtrace. (gdb crashed on me, so I > couldn't get more information.) Here's the relevant info from the trace: > > SMP: AP CPU #1 Launched! > Mounting root from ufs:/dev/da0s1a > Entropy harvesting: interrupts ethernet point_to_point. > kernel dumps on /dev/da1s1b > vinum: loaded > umass0: BBB reset failed, STALLED > da2 at umass-sim0 bus 0 target 0 lun 0 > da2: <SanDisk ImageMate II 1.30> Removable Direct Access SCSI-2 device > da2: 1.000MB/s transfers > da2: Attempt to query device size failed: NOT READY, Medium not present > (da2:umass-sim0:0:0:0): READ CAPACITY. CDB: 25 0 0 0 0 0 0 0 0 0 > (da2:umass-sim0:0:0:0): CAM Status: SCSI Status Error > (da2:umass-sim0:0:0:0): SCSI Status: Check Condition > (da2:umass-sim0:0:0:0): NOT READY asc:3a,0 > (da2:umass-sim0:0:0:0): Medium not present > (da2:umass-sim0:0:0:0): Unretryable error > > > Fatal trap 18: integer divide fault while in kernel mode > cpuid = 1; lapic.id = 02000000 > instruction pointer = 0x8:0xc0437608 > stack pointer = 0x10:0xeb484870 > frame pointer = 0x10:0xeb4848f8 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 67 (vinum) > kernel: type 18 trap, code=0 > Stopped at __qdivrem+0x38: divl %ecx,%eax I'm seeing the same with a SCSI mo drive. As a short term work around I inserted a media. src from 31th Aug did run and from 21th Sep does not. -- B.Walter COSMO-Project http://www.cosmo-project.de ticso@cicely.de Usergroup info@cosmo-project.de To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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