Bug #1095

page fault while booting dragonflybsd 2.0 cd

Added by dragos.tatulea over 6 years ago. Updated over 4 years ago.

Status:ClosedStart date:
Priority:NormalDue date:
Assignee:-% Done:

0%

Category:-
Target version:-

Description

Kernel messages before fault:

cbb0: lazy allocation of 0x1000 bytes rid 0x10 type 3 at 0x80000000
cardbus0.cbb0.pci0.pcib0.legacypci0.nexus0.root0
cardbus0: <CardBus bus> [tentative] on cbb0
cardbus0: <CardBus bus> [attached!] on cbb0
pccard0.cbb0.pci0.pcib0.legacypci0.nexus0.root0
pccard0: <16-bit PCCard bus> [tentative] on cbb0
pccard0: <16-bit PCCard bus> [attached!] onn cbb0
pci_cfgintr_virgin: using routable interrupt 3

==========================================================================
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0xe71f3
fault code = supervisor read, page not present
ip = 0x8: 0xc00ea0a5
sp = 0x10: 0xc0767990
fp = 0x10: 0xc0767990
cs = base 0x0, limit 0xfffff, type 0x1b, DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 0 (swapper)
current thread = pri 12

kernel: type 12 trap, code=0
Stopped at 0xc00ea0a5: cmpb %cs:0x1(%es1),%bl

==========================================================================
Hardware:
- Packard Bell laptop with amd64 turion 1.8Ghz
- 1G ram
- ATI xpress200M 128Mb (shared mem not activated)

trace says:
kernbase(1c, c02dec62, c0537ec3, 30a, 80) at 0xc00ea0a5
_end(cb9d08c4, c4f6ec8b,81067540,ffffe5,e67f2400) at 0xc0767a48

I tried all boot modes and got the same fault. Can I do something about
it?

Good bye,
Dragos Tatulea

History

#1 Updated by dillon over 6 years ago

:Kernel messages before fault:
:
:==========================================================================
:Fatal trap 12: page fault while in kernel mode
:fault virtual address = 0xe71f3
:fault code = supervisor read, page not present
:ip = 0x8: 0xc00ea0a5
:sp = 0x10: 0xc0767990
:fp = 0x10: 0xc0767990
:cs = base 0x0, limit 0xfffff, type 0x1b, DPL 0, pres 1, def32 1, gran 1
:processor eflags = interrupt enabled, resume, IOPL = 0
:current process = 0 (swapper)
:current thread = pri 12
:
:kernel: type 12 trap, code=0
:Stopped at 0xc00ea0a5: cmpb %cs:0x1(%es1),%bl
:
:trace says:
:kernbase(1c, c02dec62, c0537ec3, 30a, 80) at 0xc00ea0a5
:_end(cb9d08c4, c4f6ec8b,81067540,ffffe5,e67f2400) at 0xc0767a48
:
:I tried all boot modes and got the same fault. Can I do something about
:it?
:
:Good bye,
:Dragos Tatulea

I can't really tell where it is blowing up, the instruction pointer
is pointing at a weird place. It could be that the cardbus is
the cause but I dunno.

-Matt
Matthew Dillon
<>

#2 Updated by alexh over 4 years ago

Seems non-debuggable and non-fixable with given information.

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