[haiku-bugs] [Haiku] #5228: PANIC: PANIC: Invalid concurrent access to page 0x82c204d0 (start), currently accessed by: 43926
- From: "anevilyak" <trac@xxxxxxxxxxxx>
- Date: Sat, 09 Jan 2010 20:01:49 -0000
#5228: PANIC: PANIC: Invalid concurrent access to page 0x82c204d0 (start),
currently accessed by: 43926
---------------------------+------------------------------------------------
Reporter: anevilyak | Owner: bonefish
Type: bug | Status: new
Priority: normal | Milestone: R1
Component: System/Kernel | Version: R1/Development
Keywords: | Blockedby:
Platform: All | Blocking:
---------------------------+------------------------------------------------
I got this panic while doing a scheduling_recorder run of jam -qj2. Still
have it in the kernel debugger if you want me to investigate more details:
{{{
Welcome to Kernel Debugging Land...
Thread 43926 "bfs_shell" running on CPU 1
kdebug> bt
stack trace for thread 43926 "bfs_shell"
kernel stack: 0xd0982000 to 0xd0986000
user stack: 0x7efef000 to 0x7ffef000
frame caller <image>:function + offset
0 d09856c8 (+ 32) 8006f8b1 <kernel_x86>
invoke_command_trampoline(void*: 0xd0985748) + 0x0015
1 d09856e8 (+ 12) 800df6d7
<kernel_x86>:arch_debug_call_with_fault_handler + 0x001b
2 d09856f4 (+ 48) 8006d792 <kernel_x86>:debug_call_with_fault_handler
+ 0x0051
3 d0985724 (+ 64) 8006fc5a <kernel_x86>:invoke_debugger_command +
0x00bb
4 d0985764 (+ 48) 8006fd77 <kernel_x86>
invoke_pipe_segment(debugger_command_pipe*: 0x80135624, int32: 0, char*:
NULL) + 0x0083
5 d0985794 (+ 32) 8006fe3f <kernel_x86>:invoke_debugger_command_pipe +
0x008b
6 d09857b4 (+ 128) 80073bde <kernel_x86>
ExpressionParser<0xd0985884>::_ParseCommandPipe(int&: 0xd0985880) + 0x0aae
7 d0985834 (+ 48) 800763a7 <kernel_x86>
ExpressionParser<0xd0985884>::EvaluateCommand(char const*: 0x80135620 "
bt", int&: 0xd0985880) + 0x06df
8 d0985864 (+ 192) 80076520 <kernel_x86>:evaluate_debug_command +
0x0084
9 d0985924 (+ 96) 8006e6e2 <kernel_x86> kernel_debugger_internal(char
const*: 0x4027 "<???>", int32: -795321936) + 0x03a7
10 d0985984 (+ 16) 8006e843 <kernel_x86>:kernel_debugger + 0x0019
11 d0985994 (+ 160) 8006e91d <kernel_x86>:panic + 0x002a
12 d0985a34 (+ 80) 800cb590
<kernel_x86>:vm_page_schedule_write_page_range + 0x0165
13 d0985a84 (+ 64) 800403ac <kernel_x86> reserve_pages(file_cache_ref*:
0x8013ef8c, uint32: 0x1000001, false) + 0x00a1
14 d0985ac4 (+ 480) 80041270 <kernel_x86>
write_to_cache(file_cache_ref*: 0xddee7118, void*: NULL, int64: 67268608,
int32: 2048, uint32: 0x181520f8, uint32: 0x0 (0), true, uint32: 0x1 (1),
uint32: 0x0 (0)) + 0x03ad
15 d0985ca4 (+ 176) 80041e85 <kernel_x86> cache_io(void*: 0x4027800,
void*: NULL, int64: -3415875657193414408, uint32: 0x1 (1), unsigned long*:
0x1, true) + 0x053c
16 d0985d54 (+ 96) 80041fbe <kernel_x86>:file_cache_write + 0x00d3
17 d0985db4 (+ 112) 808094ff <bfs>
Inode<0xed5a17f8>::WriteAt(Transaction&: 0xd0985e74, int64: 67270656,
unsigned char const*: 0x181520f8, unsigned long*: 0xd0985f30) + 0x030d
18 d0985e24 (+ 112) 80815ed1 <bfs> bfs_write(fs_volume*: 0xccd7e758,
fs_vnode*: 0xed48a83c, void*: 0x812bce9c, int64: 67270656, void const*:
0x181520f8, unsigned long*: 0xd0985f30) + 0x00ca
19 d0985e94 (+ 64) 800a6f06 <kernel_x86> file_write(file_descriptor*:
0x81231640, int64: 67270656, void const*: 0x181520f8, unsigned long*:
0xd0985f30) + 0x0053
20 d0985ed4 (+ 80) 8009e91f <kernel_x86> common_user_io(int32:
404037880, int64: 4294969344, void*: 0xcd43d800, uint32: 0xd0985fa8, true)
+ 0x0109
21 d0985f24 (+ 32) 8009e9bb <kernel_x86>:_user_write + 0x001c
22 d0985f44 (+ 100) 800dfcc1 <kernel_x86>:handle_syscall + 0x00be
user iframe at 0xd0985fa8 (end = 0xd0986000)
eax 0x85 ebx 0x3c14e8 ecx 0x7ffee50c edx 0xffff0114
esi 0x800 edi 0x4 ebp 0x7ffee538 esp 0xd0985fdc
eip 0xffff0114 eflags 0x216 user esp 0x7ffee50c
vector: 0x63, error code: 0x0
23 d0985fa8 (+ 0) ffff0114 <commpage>:commpage_syscall + 0x0004
24 7ffee538 (+ 64) 00244625 <bfs_shell>:fssh_write_pos + 0x0055
25 7ffee578 (+ 96) 00238671 <bfs_shell>:_ZN7FSShell11block_cacheD2Ev
(nearest) + 0x0581
26 7ffee5d8 (+ 80) 00239044 <bfs_shell>:fssh_block_cache_sync_etc +
0x0084
27 7ffee628 (+ 224) 0021f6e6 <bfs_shell> Inode<0x18031920>::Sync() +
0x04ca
28 7ffee708 (+ 32) 0022e791
<bfs_shell>:_Z23bfs_create_special_nodeP14fssh_fs_volumeP13fssh_fs_vnodePKcS2_jjS2_Px
(nearest) + 0x0708
29 7ffee728 (+ 48) 00245ab7 <bfs_shell>:fssh_acquire_vnode (nearest) +
0x0347
30 7ffee758 (+ 32) 00245bb2 <bfs_shell>:fssh_acquire_vnode (nearest) +
0x0442
31 7ffee778 (+ 32) 0023d6d9 <bfs_shell>
FSShell<0x18026bc0>::put_fd(FSShell::file_descriptor*: 0x1) + 0x0099
32 7ffee798 (+ 48) 0023d989 <bfs_shell>
FSShell<0x00000001>::_kern_close(int32: 2488332) + 0x0099
33 7ffee7c8 (+ 48) 0024d910 <bfs_shell>
FSShell::GuestFile::~GuestFile() + 0x0090
34 7ffee7f8 (+1168) 0023ac85 <bfs_shell>:__fssh_swap_int16 (nearest) +
0x04d5
35 7ffeec88 (+ 432) 0023be3c <bfs_shell>
FSShell<0x00000012>::command_cp(int32: 408970256, char const* const*:
0x18023178) + 0x082c
36 7ffeee38 (+ 32) 00232f79 <bfs_shell>
FSShell::Command<0x18023178>::Do(int32: 18, char const* const*:
0x18606410) + 0x0029
37 7ffeee58 (+ 272) 00236726 <bfs_shell>:main + 0x0946
38 7ffeef68 (+ 52) 00212afd <bfs_shell>:_start + 0x0051
39 7ffeef9c (+ 64) 001052c3
</boot/system/runtime_loader@0x00100000>:unknown + 0x52c3
40 7ffeefdc (+ 0) 7ffeefec 1622435:bfs_shell_main_stack@0x7efef000 +
0xffffec
kdebug>
PAGE: 0x82c204d0
queue_next,prev: 0x00000000, 0x825e8a9c
physical_number: 3cc1c
cache: 0xed481e00
cache_offset: 16423
cache_next: 0x827e062c
type: 0
state: busy
wired_count: 0
usage_count: 2
busy_writing: 0
accessor: 43926
area mappings:
CACHE 0xed481e00:
ref_count: 174
source: 0x00000000
type: vnode
virtual_base: 0x0
virtual_end: 0xc000000
temporary: 0
scan_skip: 0
lock: 0xed481e54
lock.holder: 43926
areas:
consumers:
pages:
25532 in cache
rw lock 0xed481e54:
name: VMCache
holder: 43926
count: 0xcccccc00
active readers -22468
pending readers -4792
owner count: 0x0
flags: 0xddee7118
waiting threads:
}}}
--
Ticket URL: <http://dev.haiku-os.org/ticket/5228>
Haiku <http://dev.haiku-os.org>
Haiku - the operating system.
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