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List: haiku-bugs
Subject: [haiku-bugs] Re: [Haiku] #5413: PANIC: page 0x821e7918 has mapping for area
From: "anevilyak" <trac () haiku-os ! org>
Date: 2010-02-28 23:21:01
Message-ID: 053.ca5cc03dd6517a8110ca3fc99c2df512 () haiku-os ! org
[Download RAW message or body]
#5413: PANIC: page 0x821e7918 has mapping for area 0x86259a00 (0x7ffef000), but
has no page table entry
----------------------------+-----------------------------------------------
Reporter: anevilyak | Owner: bonefish
Type: bug | Status: reopened
Priority: normal | Milestone: R1
Component: System/Kernel | Version: R1/Development
Resolution: | Keywords:
Blockedby: | Platform: All
Blocking: |
----------------------------+-----------------------------------------------
Changes (by anevilyak):
* status: closed => reopened
* resolution: fixed =>
Comment:
I just hit this one again with r35681. Data as follows:
{{{
PANIC: page 0x82052580 has mapping for area 0x85ee9780 (0x9bf000), but has
no page table entry
kdebug> bt
stack trace for thread 2145 "cc1"
kernel stack: 0x817a5000 to 0x817a9000
user stack: 0x7efed000 to 0x7ffed000
frame caller <image>:function + offset
0 817a8968 (+ 32) 8006a3e9 <kernel_x86>
invoke_command_trampoline(void*: 0x817a89e8) + 0x0015
1 817a8988 (+ 12) 800d8fa4
<kernel_x86>:arch_debug_call_with_fault_handler + 0x001b
2 817a8994 (+ 48) 80068266 <kernel_x86>:debug_call_with_fault_handler
+ 0x0051
3 817a89c4 (+ 64) 8006a6dc <kernel_x86>:invoke_debugger_command +
0x00bb
4 817a8a04 (+ 48) 8006a7f9 <kernel_x86>
invoke_pipe_segment(debugger_command_pipe*: 0x80128da2, int32: 0, char*:
NULL) + 0x0083
5 817a8a34 (+ 32) 8006a8c1 <kernel_x86>:invoke_debugger_command_pipe +
0x008b
6 817a8a54 (+ 128) 8006e712 <kernel_x86>
ExpressionParser<0x817a8b24>::_ParseCommandPipe(int&: 0x817a8b20) + 0x0aae
7 817a8ad4 (+ 48) 80070edb <kernel_x86>
ExpressionParser<0x817a8b24>::EvaluateCommand(char const*: 0x80128da0
"bt", int&: 0x817a8b20) + 0x06df
8 817a8b04 (+ 192) 80071054 <kernel_x86>:evaluate_debug_command +
0x0084
9 817a8bc4 (+ 64) 80068f32 <kernel_x86> kernel_debugger_loop(char
const*: 0x0 "<NULL>", char const*: 0x80112c73 "PANIC: ", char*:
0x817a8c34, int32: -2147053352) + 0x026c
10 817a8c04 (+ 48) 800690f6 <kernel_x86> kernel_debugger_internal(char
const*: 0x0 "<NULL>", char const*: 0x97a000 "<???>", char*: 0x817a8c54,
int32: -2147052858) + 0x011c
11 817a8c34 (+ 32) 800692d9 <kernel_x86>:panic + 0x0023
12 817a8c54 (+ 96) 800d86ef <kernel_x86>
X86VMTranslationMap<0x85b1ac30>::UnmapArea(VMArea*: 0x85ee9780, true,
true) + 0x01f1
13 817a8cb4 (+ 48) 800c0194 <kernel_x86> delete_area(VMAddressSpace*:
0x83b63d10, VMArea*: 0x246, true) + 0x00a6
14 817a8ce4 (+ 32) 800c02cd <kernel_x86>:vm_delete_areas + 0x004c
15 817a8d04 (+ 32) 800c8552 <kernel_x86>
VMAddressSpace<0x85614540>::RemoveAndPut() + 0x002e
16 817a8d24 (+ 48) 8005d22c <kernel_x86>:team_delete_team + 0x0152
17 817a8d54 (+ 352) 8006095a <kernel_x86>:thread_exit + 0x03ab
18 817a8eb4 (+ 96) 800556d0 <kernel_x86>:handle_signals + 0x0457
19 817a8f14 (+ 48) 8006055d <kernel_x86>:thread_at_kernel_exit + 0x005f
20 817a8f44 (+ 100) 800d965b <kernel_x86>:kernel_exit_handle_signals +
0x0006
user iframe at 0x817a8fa8 (end = 0x817a9000)
eax 0x0 ebx 0xa238a8 ecx 0x7ffecf50 edx 0x0
esi 0x7ffed538 edi 0x7ffed74c ebp 0x7ffecf6c esp 0x817a8fdc
eip 0xffff0114 eflags 0x202 user esp 0x7ffecf50
vector: 0x63, error code: 0x0
21 817a8fa8 (+ 0) ffff0114 <commpage>:commpage_syscall + 0x0004
22 7ffecf6c (+ 96) 002c224b
23 7ffecfcc (+ 0) 0020a71c
00000001 -- read fault
kdebug> area address 0x85ee9780
AREA: 0x85ee9780
name: 'libroot.so_seg0ro'
owner: 0x861
id: 0x10b20
base: 0x95c000
size: 0xc4000
protection: 0x15
wiring: 0x0
memory_type: 0x0
cache: 0x85d39c28
cache_type: vnode
cache_offset: 0x0
cache_next: 0x00000000
cache_prev: 0x00000000
page mappings: 0
kdebug> cache 0x85d39c28
CACHE 0x85d39c28:
ref_count: 2
source: 0x839a9e98
type: RAM
virtual_base: 0x0
virtual_end: 0xc4000
temporary: 1
scan_skip: 0
lock: 0x85d39c74
areas:
area 0x10b20, libroot.so_seg0ro
base_addr: 0x95c000, size: 0xc4000
protection: 0x15
owner: 0x861
consumers:
pages:
6 in cache
kdebug> cache_tree 0x85d39c28
0x839a9e98
0x839a9718
0x839a9198
0x839c23a8
0x839c24a8
0x839a9318
0x839b62b8
0x839b6238
0x839bc4b0
0x83b28e50
0x83b44f60
0x83b44060
0x83b4af00
0x83b2ff58
0x83b28050
0x83b65b18
0x83b4de80
0x83b28ed0
0x83b62190
0x83b60a08
0x83b60988
0x83b67520
0x83b674a0
0x83b6e2a8
0x83b70630
0x83b62110
0x83b60788
0x83b72138
0x83b720b8
0x843900b0
0x83dc6f20
0x84070890
0x85611838
0x85edf690
0x85d39c28 <--
0x8561ed48
0x843be6e0
0x85ee70a0
0x8601ee40
kdebug> page 0x82052580
PAGE: 0x82052580
queue_next,prev: 0x82052350, 0x82053048
physical_number: 0x20f0
cache: 0x839a9e98
cache_offset: 99
cache_next: 0x820525a8
state: inactive
wired_count: 0
usage_count: 0
busy: 0
busy_writing: 0
accessed: 1
modified: 0
area mappings:
0x83dea500 (4690)
0x83b71a50 (4632)
0x839b77d0 (1807)
0x839c0f50 (1669)
0x83b69190 (3076)
0x83b35910 (3185)
0x839c00a0 (3193)
0x83b47370 (2645)
0x83b73320 (3290)
0x839b7dc0 (2547)
0x83b47e60 (2733)
0x839b1b40 (1838)
kdebug> cache 0x839a9e98
CACHE 0x839a9e98:
ref_count: 41
source: 0x00000000
type: vnode
virtual_base: 0x0
virtual_end: 0x12ea83
temporary: 0
scan_skip: 0
lock: 0x839a9ee4
areas:
consumers:
0x839a9718
0x839a9198
0x839c23a8
0x839c24a8
0x839a9318
0x839b62b8
0x839b6238
0x839bc4b0
0x83b28e50
0x83b44f60
0x83b44060
0x83b4af00
0x83b2ff58
0x83b28050
0x83b65b18
0x83b4de80
0x83b28ed0
0x83b62190
0x83b60a08
0x83b60988
0x83b67520
0x83b674a0
0x83b6e2a8
0x83b70630
0x83b62110
0x83b60788
0x83b72138
0x83b720b8
0x843900b0
0x83dc6f20
0x84070890
0x85611838
0x85edf690
0x85d39c28
0x8561ed48
0x843be6e0
0x85ee70a0
0x8601ee40
pages:
202 in cache
kdebug> cache_tree 0x839a9e98
0x839a9e98 <--
0x839a9718
0x839a9198
0x839c23a8
0x839c24a8
0x839a9318
0x839b62b8
0x839b6238
0x839bc4b0
0x83b28e50
0x83b44f60
0x83b44060
0x83b4af00
0x83b2ff58
0x83b28050
0x83b65b18
0x83b4de80
0x83b28ed0
0x83b62190
0x83b60a08
0x83b60988
0x83b67520
0x83b674a0
0x83b6e2a8
0x83b70630
0x83b62110
0x83b60788
0x83b72138
0x83b720b8
0x843900b0
0x83dc6f20
0x84070890
0x85611838
0x85edf690
0x85d39c28
0x8561ed48
0x843be6e0
0x85ee70a0
0x8601ee40
kdebug>
}}}
--
Ticket URL: <http://dev.haiku-os.org/ticket/5413#comment:11>
Haiku <http://dev.haiku-os.org>
Haiku - the operating system.
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