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SubjectRe: BUG kmalloc-4096: Poison overwritten
On 06/05/2010 11:27 PM, Jiri Slaby wrote:
> On 06/06/2010 08:12 AM, Justin P. Mattock wrote:
>> =============================================================================
>>
>> [ 0.002046] BUG kmalloc-4096: Poison overwritten
>> [ 0.002051]
>> -----------------------------------------------------------------------------
>>
>> [ 0.002052]
>> [ 0.002063] INFO: 0xffff88003ec09e00-0xffff88003ec09e9f. First byte
>> 0x20 instead of 0x6b
>> [ 0.002073] INFO: Slab 0xffffea0000dba1c0 objects=7 used=1
>> fp=0xffff88003ec09048 flags=0x40000000000040c3
>> [ 0.002082] INFO: Object 0xffff88003ec09048 @offset=4168
>> fp=0xffff88003ec0a090
>> [ 0.002083]
>> [ 0.002093] Bytes b4 0xffff88003ec09038: 00 00 00 00 00 00 00 00 5a
>> 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ
>> [ 0.002114] Object 0xffff88003ec09048: 6b 6b 6b 6b 6b 6b 6b 6b 6b
>> 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
> ...
>> 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
>> [ 0.002999] Object 0xffff88003ec09df8: 6b 6b 6b 6b 6b 6b 6b 6b 20
>> 07 20 07 20 07 20 07 kkkkkkkk........
>> [ 0.002999] Object 0xffff88003ec09e08: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e18: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e28: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e38: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e48: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e58: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e68: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e78: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e88: 20 07 20 07 20 07 20 07 20
>> 07 20 07 20 07 20 07 ................
>> [ 0.002999] Object 0xffff88003ec09e98: 20 07 20 07 20 07 20 07 6b
>> 6b 6b 6b 6b 6b 6b 6b ........kkkkkkkk
>> [ 0.002999] Object 0xffff88003ec09ea8: 6b 6b 6b 6b 6b 6b 6b 6b 6b
>
> Just guessing, grey spaces which should go to video ram?
>

not sure if it's grey spaces etc.. one thing I know is this seem's
reproducible i.g. rebooted 3/4 time's and every boot this showed
up.. I will do a bisect..(keep in mind it's late right now,
and am a bit sauced..will do in the morning)

Justin P. Mattock


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