On Friday 10 February 2006 09:22, Maarten Deprez wrote:
> Hello,
>
> reiser4 on linux 2.6.16-rc2-mm1 bugs for me in
> plugins/file/tail_conversion.c line 29, locking up a process
> sometimes, when it is reading a file.
>
> Greetings,
> Maarten Deprez
>
>
Still present in 2.6.16-rc3-mm1:
------------[ cut here ]------------
kernel BUG at fs/reiser4/plugin/file/tail_conversion.c:81!
invalid opcode: 0000 [#1]
PREEMPT
last sysfs file: /devices/pci0000:00/0000:00:01.0/0000:01:00.0/i2c-0/name
CPU: 0
EIP: 0060:[get_nonexclusive_access+30/49] Not tainted VLI
EFLAGS: 00010286 (2.6.16-rc3-mm1 #2)
EIP is at get_nonexclusive_access+0x1e/0x31
eax: cc2ec288 ebx: 00000000 ecx: cb87d4e8 edx: 00000000
esi: cb87d4e8 edi: 00000000 ebp: d30ba574 esp: d3934e00
ds: 007b es: 007b ss: 0068
Process kmail (pid: 21299, threadinfo=d3934000 task=d8577570)
Stack: <0>c01ca9ae d94d157c d3934ed8 cb87d540 0000000f 00000000 00320af1
00000000
df136ef4 0000f000 00000000 d20b2494 00001000 d94d158c ffffffff ffffffff
ffffffff ffffffff 00000127 00000000 43f543c8 2ac0f373 00000000 d94d158c
Call Trace:
<c01ca9ae> write_extent+0x68d/0xbc3 <c01cd0e2> item_length_by_coord+0xb/0xf
<c01c8125> nr_units_extent+0x5/0xd <c01c94ef>
init_coord_extension_extent+0x60/0xdf
<c01b5031> set_file_state+0x26/0x5b <c01b5128> find_file_item+0xc2/0xd4
<c01ca321> write_extent+0x0/0xbc3 <c01b6c46> write_flow+0x248/0x2df
<c01b74bc> write_unix_file+0x343/0x4cc <c01345f6>
lru_cache_add_active+0x47/0x5d
<c01b7179> write_unix_file+0x0/0x4cc <c01488f5> vfs_write+0x83/0x122
<c014910e> sys_write+0x3c/0x63 <c0102ac7> sysenter_past_esp+0x54/0x75
Code: 81 c4 b0 00 00 00 89 e8 5b 5e 5f 5d c3 85 d2 89 c1 75 20 b8 00 f0 ff ff
21 e0 8b 00 8b 80 c4 04 00 00 8b 40 40 83 78 08 00 74 08 <0f> 0b 51 00 b8 b8 38
c0 89 c8 ff 00 0f 88 e1 06 00 00 c3 55 ba
<4><4>reiser4[kmail(21299)]: release_unix_file
(fs/reiser4/plugin/file/file.c:2674)[vs-44]:
WARNING: out of memory?
<4>reiser4[kmail(21299)]: release_unix_file
(fs/reiser4/plugin/file/file.c:2674)[vs-44]:
WARNING: out of memory?
...
