Date: Fri, 16 May 2003 11:19:05 -0400 (EDT) From: Andre Guibert de Bruet <andy@siliconlandmark.com> To: current@freebsd.org Subject: Re: USB CF Reader causes Fatal trap 12 Message-ID: <20030516111845.M28986@alpha.siliconlandmark.com> In-Reply-To: <20030516100604.H28986@alpha.siliconlandmark.com> References: <20030516100604.H28986@alpha.siliconlandmark.com>
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No go on the backtrace. It appears as if it got corrupted somehow... > Andre Guibert de Bruet | Enterprise Software Consultant > > Silicon Landmark, LLC. | http://siliconlandmark.com/ > On Fri, 16 May 2003, Andre Guibert de Bruet wrote: > Hi, > > The reader I'm using is a Dazzle 6 in 1 unit. It has worked flawlessly up > until last night's USB commit. At last boot, it came up as: > > > umass0: SCM Microsystems Inc. eUSB ORCA Quad Reader, rev 1.10/5.07, addr 4 > > da0 at umass-sim0 bus 0 target 0 lun 0 > > da0: <eUSB Compact Flash 5.07> Removable Direct Access SCSI-2 device > > da0: 1.000MB/s transfers > > da0: 122MB (250368 512 byte sectors: 64H 32S/T 122C) > > Upon connection, at the console: > > [... some messages that i couldn't copy and paste in time...] > umass0: Invalid CSW: tag 0 should be 10 > (da0:umass-sim0:0:0:0): AutoSense Failed > (da0:umass-sim0:0:0:0): removing device entry > Opened disk da0 -> 5 > > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; lapic.id = 00000000 > fault virtual address = 0x1c > fault code = supervisor read, page not present > instruction pointer = 0x8:0xc01daf29 > stack pointer = 0x10:0xe42e8b5c > frame pointer = 0x10:0xe42e8b84 > 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 = 2 (g_event) > kernel: type 12 trap, code=0 > Stopped at g_disk_access+0xa9: cmpl $0,0x1c(%esi) > db> call doadump > Dumping 3583 MB > ata3: resetting devices .. > done > 16 32 48 64 80 [... snip ...] 3568 > Dump complete > 0xf > > db> tr > g_disk_access(caafdd80,1,0,0,0) at g_disk_access+0xa9 > g_access_rel(cb598b80,1,0,0,e42e8c30) at g_access_rel+0x20e > g_slice_new(c0406b20,8,caafdd80,e42e8c2c,e42e8c30) at g_slice_new+0xdb > g_bsd_taste(c0406b20,caafdd80,0,102,caafdd00) at g_bsd_taste+0xa9 > g_new_provider_event(caafdd80,0,c03a3701,b2,66666667) at g_new_provider_event+0x9c > one_event(e42e8d14,c01dd7a5,c041b30c,0,4c) at one_event+0x20a > g_run_events(c041b30c,0,4c,c03a3a23,a) at g_run_events+0x8 > g_event_procbody(0,e42e8d48,c03a5629,2f8,c60f7e40) at g_event_procbody+0x45 > fork_exit(c01dd760,0,e42e8d48) at fork_exit+0xc0 > fork_trampoline() at fork_trampoline+0x1a > --- trap 0x1, eip = 0, esp = 0xe42e8d7c, ebp = 0 --- > > GDB trace to follow. Stay tuned... > > Regards, > > > Andre Guibert de Bruet | Enterprise Software Consultant > > > Silicon Landmark, LLC. | http://siliconlandmark.com/ > > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >
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