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Date: Wed, 4 May 2011 15:46:55 +0530
Message-ID: <BANLkTi=oZ0Mr33rL=QNmzDuaKLNezoKBXg@mail.gmail.com>
Subject: Fwd: [ARM]crash on 2.6.35.11
From: naveen yadav <yad.naveen@gmail.com>
To: linux-arm-kernel@lists.infradead.org, linux-mm <linux-mm@kvack.org>,
        linux newbie <linux.newbie79@gmail.com>, linux-kernel@vger.kernel.org
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Attaching test case

Dear all,

We are running linux kernel 2.6.35.11 on Cortex a-8. when I run a
simple program expect to give oom.
=A0But it crash with following crash log

./DiffSize

BUG: Bad page state in process DiffSize =A0pfn:50769c
page:c9907380 count:892679477 mapcount:892679478 mapping:35353535
index:0x35353535
page flags: 0x35353535(locked|referenced|dirty|lru|owner_priv_1|reserved|pr=
ivate_2|writeback|swapcache|reclaim|swapbacked|unevictable)
Backtrace:
[<c0023b90>] (dump_backtrace+0x0/0x110) from [<c02de8f0>] (dump_stack+0x18/=
0x1c)
=A0r6:c9907380 r5:c040674c r4:c9907380 r3:00000000
[<c02de8d8>] (dump_stack+0x0/0x1c) from [<c007b60c>] (bad_page+0xe0/0x10c)
[<c007b52c>] (bad_page+0x0/0x10c) from [<c007c864>]
(get_page_from_freelist+0x364/0x4bc)
=A0r5:c03cd21c r4:00000000
[<c007c500>] (get_page_from_freelist+0x0/0x4bc) from [<c007cac8>]
(__alloc_pages_nodemask+0x10c/0x578)
[<c007c9bc>] (__alloc_pages_nodemask+0x0/0x578) from [<c008b3e0>]
(handle_mm_fault+0x218/0xd68)
[<c008b1c8>] (handle_mm_fault+0x0/0xd68) from [<c0026514>]
(do_page_fault+0x10c/0x200)
[<c0026408>] (do_page_fault+0x0/0x200) from [<c001f2bc>]
(do_DataAbort+0x3c/0xa0)
[<c001f280>] (do_DataAbort+0x0/0xa0) from [<c001ff24>]
(ret_from_exception+0x0/0x10)
Exception stack(0xc9281fb0 to 0xc9281ff8)
1fa0: =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 48166008 00000035 50166008 35353535
1fc0: 072be000 35353535 48ea7f88 4001f080 00000000 00000000 be87e880 be87e8=
6c
1fe0: 48ea8008 be87e844 00008514 400b449c 20000010 ffffffff
=A0r7:4001f080 r6:48ea7f88 r5:35353535 r4:ffffffff
Disabling lock debugging due to kernel taint

regards
Naveen

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