Re: mm snapshot broken-out-2007-03-18-02-44.tar.gz uploaded

Andrew Morton
2007-03-19T21:08:31Z

On Mon, 19 Mar 2007 20:23:40 +0100
Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote:

> akpm@linux-foundation.org napisał(a):
> > The mm snapshot broken-out-2007-03-18-02-44.tar.gz has been uploaded to
> >
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/mm/broken-out-2007-03-18-02-44.tar.gz
> >
> > It contains the following patches against 2.6.21-rc4:
> >
>
> ------------[ cut here ]------------
> kernel BUG at mm/filemap.c:123!
> invalid opcode: 0000 [#1]
> PREEMPT SMP
> last sysfs file: devices/platform/w83627hf.656/temp2_input
> Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nfsd exportfs lockd nfs_acl autofs4 sunrpc af_packet nf_conntrack_netbios_ns ipt_REJECT nf_conntrack_ipv4 xt_state nf_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 binfmt_misc thermal processor fan container nvram snd_intel8x0 snd_ac97_codec ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss evdev snd_mixer_oss snd_pcm intel_agp agpgart snd_timer snd soundcore i2c_i801 snd_page_alloc ide_cd cdrom rtc unix
> CPU: 0
> EIP: 0060:[<c01615de>] Not tainted VLI
> EFLAGS: 00010002 (2.6.21-rc4-mm1 #13)
> EIP is at __remove_from_page_cache+0x42/0x4a
> eax: 00000001 ebx: ca263a58 ecx: c043c968 edx: 00000001
> esi: c6ad3480 edi: 00000000 ebp: c968dde8 esp: c968dde0
> ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068
> Process bash-shared-map (pid: 12273, ti=c968c000 task=c78bc030 task.ti=c968c000)
> Stack: ca263a68 c6ad3480 c968ddf8 c016161b c6ad3480 000000da c968de04 c016824d
> c6ad3480 c968de88 c0168525 00001000 00000000 00000000 d17dc000 0005a91a
> 00000000 ca263a58 0000005b ffffffff 0000091a 00000110 c54eb5e0 00000004
> Call Trace:
> [<c0105256>] show_trace_log_lvl+0x1a/0x2f
> [<c0105308>] show_stack_log_lvl+0x9d/0xac
> [<c0105504>] show_registers+0x1ed/0x34c
> [<c0105780>] die+0x11d/0x234
> [<c0105921>] do_trap+0x8a/0xa3
> [<c010620a>] do_invalid_op+0x97/0xa1
> [<c033f87c>] error_code+0x7c/0x84
> [<c016161b>] remove_from_page_cache+0x35/0x40
> [<c016824d>] truncate_complete_page+0x38/0x42
> [<c0168525>] truncate_inode_pages_range+0x2ce/0x2fe
> [<c016856f>] truncate_inode_pages+0x1a/0x1c
> [<c016ebcc>] vmtruncate+0x40/0xbb
> [<c0193c61>] inode_setattr+0x5c/0x137
> [<c01c328d>] ext3_setattr+0x19c/0x1f8
> [<c0193e75>] notify_change+0x139/0x2ec
> [<c017f666>] do_truncate+0x53/0x6c
> [<c017facc>] do_sys_ftruncate+0x135/0x150
> [<c017fb02>] sys_ftruncate64+0x1b/0x1d
> [<c0104270>] syscall_call+0x7/0xb

Ugly - it's hard to determine which patch might have caused that, but I
bet it was Nick ;)

How hard is it to reproduce?