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From: Justin P. Mattock on 14 May 2010 02:50
On 05/13/10 23:36, Luis R. Rodriguez wrote:
> On Thu, May 13, 2010 at 11:31 PM, Justin P. Mattock
> <justinmattock(a)gmail.com> wrote:
>> On 05/13/10 23:20, Bruno Randolf wrote:
>>>
>>> On Friday 14 May 2010 15:16:22 Luis R. Rodriguez wrote:
>>>>
>>>> On Thu, May 13, 2010 at 9:44 PM, Justin P. Mattock
>>>>
>>>> <justinmattock(a)gmail.com> wrote:
>>>>>
>>>>> On 05/13/10 21:01, Luis R. Rodriguez wrote:
>>>>>>
>>>>>> On Thu, May 13, 2010 at 7:14 PM, Justin P. Mattock
>>>>>>
>>>>>> <justinmattock(a)gmail.com> wrote:
>>>>>>>
>>>>>>> what I can try, is(not at the convention, on eth0
>>>>>>> at the moment), but when I get back to the convention
>>>>>>> center place I can try your patch as well as the
>>>>>>> modprobe option, to see if I can get any signs of
>>>>>>> a recreation(if so I'll bisect there).
>>>>>>
>>>>>> The debug info I just need upon load of the module, I don't need you
>>>>>> to run the debug stuff to try to reproduce. The debug print upon load
>>>>>> will tell us the rxbuf size and cache line size.
>>>>>>
>>>>>> Luis
>>>>>
>>>>> o.k. it's not pretty due
>>>>> to loads of avc's for SELinux:
>>>>> (I run a rootless system).
>>>>>
>>>>> [ 84.172649] ath9k: Driver unloaded
>>>>> [ 100.675300] audit_printk_skb: 6 callbacks suppressed
>>>>> [ 100.675306] type=1400 audit(1273811633.675:20): avc: denied {
>>>>> search
>>>>> } for pid=2168 comm="modprobe" name="modules" dev=sda3 ino=2500
>>>>> scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=system_u:object_r:modules_object_t:s0 tclass=dir
>>>>> [ 100.675408] type=1400 audit(1273811633.675:20): avc: denied {
>>>>> search
>>>>> } for pid=2168 comm="modprobe" name="2.6.34-rc7-00057-gcdfda35"
>>>>> dev=sda3 ino=524392 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=dir
>>>>> [ 100.675552] type=1400 audit(1273811633.675:20): avc: denied { read
>>>>> }
>>>>> for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3 ino=525251
>>>>> scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=file
>>>>> [ 100.675598] type=1400 audit(1273811633.675:20): avc: denied { open
>>>>> }
>>>>> for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3 ino=525251
>>>>> scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=file
>>>>> [ 100.675748] type=1300 audit(1273811633.675:20): arch=c000003e
>>>>> syscall=2 success=yes exit=3 a0=60d140 a1=0 a2=1b6 a3=0 items=0
>>>>> ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
>>>>> sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe" exe="/sbin/modprobe"
>>>>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
>>>>> [ 100.675902] type=1400 audit(1273811633.675:21): avc: denied {
>>>>> getattr } for pid=2168 comm="modprobe"
>>>>> path="/lib/modules/2.6.34-rc7-00057-gcdfda35/modules.dep.bin" dev=sda3
>>>>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=file
>>>>> [ 100.676052] type=1300 audit(1273811633.675:21): arch=c000003e
>>>>> syscall=5 success=yes exit=0 a0=3 a1=7fffd2d1dd70 a2=7fffd2d1dd70 a3=0
>>>>> items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
>>>>> egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
>>>>> exe="/sbin/modprobe"
>>>>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
>>>>> [ 100.698392] ath9k 0000:03:00.0: PCI INT A -> GSI 17 (level, low) ->
>>>>> IRQ 17
>>>>> [ 100.698409] ath9k 0000:03:00.0: setting latency timer to 64
>>>>> [ 100.828787] ath: EEPROM regdomain: 0x64
>>>>> [ 100.828790] ath: EEPROM indicates we should expect a direct regpair
>>>>> map [ 100.828793] ath: Country alpha2 being used: 00
>>>>> [ 100.828795] ath: Regpair used: 0x64
>>>>> [ 100.848609] type=1400 audit(1273811633.678:22): avc: denied {
>>>>> search
>>>>> } for pid=2168 comm="modprobe" name="ieee80211" dev=debugfs ino=18
>>>>> scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=system_u:object_r:debugfs_t:s0 tclass=dir
>>>>> [ 100.848788] phy1: Selected rate control algorithm
>>>>> 'ath9k_rate_control'
>>>>> [ 100.850035] Registered led device: ath9k-phy1::radio
>>>>> [ 100.850488] Registered led device: ath9k-phy1::assoc
>>>>> [ 100.851227] Registered led device: ath9k-phy1::tx
>>>>> [ 100.851633] Registered led device: ath9k-phy1::rx
>>>>> [ 100.851640] phy1: Atheros AR5418 MAC/BB Rev:2 AR5133 RF Rev:81
>>>>> mem=0xffffc900005a0000, irq=17
>>>>> [ 100.852240] type=1300 audit(1273811633.678:22): arch=c000003e
>>>>> syscall=175 success=yes exit=0 a0=7f1e9d6ab010 a1=19580 a2=60d920 a3=0
>>>>> items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
>>>>> egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
>>>>> exe="/sbin/modprobe"
>>>>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
>>>>>
>>>>> but there you go dmesg of the debug info for you
>>>>
>>>> Justin, did you forget to use the debug parameter on modprobe ath9k?
>>>>
>>>> modprobe ath9k debug=0x0000020
>>>>
>>>> I do not see the output I expected.
>>>
>>> i think you have to do at least "ifconfig wlan0 up" to see it - (at least
>>> for
>>> ath5k).
>>>
>>> bruno
>>>
>>
>> didn't think todo so, I'll redu
>> again and see. BTW: the connection
>> over here is dodgy(hotel) should I at-least
>> find a stable access point?
>
> Up to you, just need that print line.
>
> ath_print(common, ATH_DBG_CONFIG, "cachelsz %u rxbufsize %u\n",
> common->cachelsz, common->rx_bufsize);
>
> Luis
>

alright.. (in a few) I'll go ahead and enable
as much as possible, as well as the prink
ans see if I can grab the right info for you.

Justin P. Mattock
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From: Bruno Randolf on 14 May 2010 02:50
On Friday 14 May 2010 15:31:26 Justin P. Mattock wrote:
> On 05/13/10 23:20, Bruno Randolf wrote:
> > On Friday 14 May 2010 15:16:22 Luis R. Rodriguez wrote:
> >> On Thu, May 13, 2010 at 9:44 PM, Justin P. Mattock
> >>
> >> <justinmattock(a)gmail.com> wrote:
> >>> On 05/13/10 21:01, Luis R. Rodriguez wrote:
> >>>> On Thu, May 13, 2010 at 7:14 PM, Justin P. Mattock
> >>>>
> >>>> <justinmattock(a)gmail.com> wrote:
> >>>>> what I can try, is(not at the convention, on eth0
> >>>>> at the moment), but when I get back to the convention
> >>>>> center place I can try your patch as well as the
> >>>>> modprobe option, to see if I can get any signs of
> >>>>> a recreation(if so I'll bisect there).
> >>>>
> >>>> The debug info I just need upon load of the module, I don't need you
> >>>> to run the debug stuff to try to reproduce. The debug print upon load
> >>>> will tell us the rxbuf size and cache line size.
> >>>>
> >>>> Luis
> >>>
> >>> o.k. it's not pretty due
> >>> to loads of avc's for SELinux:
> >>> (I run a rootless system).
> >>>
> >>> [ 84.172649] ath9k: Driver unloaded
> >>> [ 100.675300] audit_printk_skb: 6 callbacks suppressed
> >>> [ 100.675306] type=1400 audit(1273811633.675:20): avc: denied {
> >>> search } for pid=2168 comm="modprobe" name="modules" dev=sda3
> >>> ino=2500 scontext=name:staff_r:staff_sudo_t:s0
> >>> tcontext=system_u:object_r:modules_object_t:s0 tclass=dir
> >>> [ 100.675408] type=1400 audit(1273811633.675:20): avc: denied {
> >>> search } for pid=2168 comm="modprobe"
> >>> name="2.6.34-rc7-00057-gcdfda35" dev=sda3 ino=524392
> >>> scontext=name:staff_r:staff_sudo_t:s0
> >>> tcontext=name:object_r:modules_object_t:s0 tclass=dir
> >>> [ 100.675552] type=1400 audit(1273811633.675:20): avc: denied { read
> >>> } for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3
> >>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
> >>> tcontext=name:object_r:modules_object_t:s0 tclass=file
> >>> [ 100.675598] type=1400 audit(1273811633.675:20): avc: denied { open
> >>> } for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3
> >>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
> >>> tcontext=name:object_r:modules_object_t:s0 tclass=file
> >>> [ 100.675748] type=1300 audit(1273811633.675:20): arch=c000003e
> >>> syscall=2 success=yes exit=3 a0=60d140 a1=0 a2=1b6 a3=0 items=0
> >>> ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> >>> sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe" exe="/sbin/modprobe"
> >>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
> >>> [ 100.675902] type=1400 audit(1273811633.675:21): avc: denied {
> >>> getattr } for pid=2168 comm="modprobe"
> >>> path="/lib/modules/2.6.34-rc7-00057-gcdfda35/modules.dep.bin" dev=sda3
> >>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
> >>> tcontext=name:object_r:modules_object_t:s0 tclass=file
> >>> [ 100.676052] type=1300 audit(1273811633.675:21): arch=c000003e
> >>> syscall=5 success=yes exit=0 a0=3 a1=7fffd2d1dd70 a2=7fffd2d1dd70 a3=0
> >>> items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
> >>> egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
> >>> exe="/sbin/modprobe"
> >>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
> >>> [ 100.698392] ath9k 0000:03:00.0: PCI INT A -> GSI 17 (level, low) ->
> >>> IRQ 17
> >>> [ 100.698409] ath9k 0000:03:00.0: setting latency timer to 64
> >>> [ 100.828787] ath: EEPROM regdomain: 0x64
> >>> [ 100.828790] ath: EEPROM indicates we should expect a direct regpair
> >>> map [ 100.828793] ath: Country alpha2 being used: 00
> >>> [ 100.828795] ath: Regpair used: 0x64
> >>> [ 100.848609] type=1400 audit(1273811633.678:22): avc: denied {
> >>> search } for pid=2168 comm="modprobe" name="ieee80211" dev=debugfs
> >>> ino=18 scontext=name:staff_r:staff_sudo_t:s0
> >>> tcontext=system_u:object_r:debugfs_t:s0 tclass=dir
> >>> [ 100.848788] phy1: Selected rate control algorithm
> >>> 'ath9k_rate_control' [ 100.850035] Registered led device:
> >>> ath9k-phy1::radio
> >>> [ 100.850488] Registered led device: ath9k-phy1::assoc
> >>> [ 100.851227] Registered led device: ath9k-phy1::tx
> >>> [ 100.851633] Registered led device: ath9k-phy1::rx
> >>> [ 100.851640] phy1: Atheros AR5418 MAC/BB Rev:2 AR5133 RF Rev:81
> >>> mem=0xffffc900005a0000, irq=17
> >>> [ 100.852240] type=1300 audit(1273811633.678:22): arch=c000003e
> >>> syscall=175 success=yes exit=0 a0=7f1e9d6ab010 a1=19580 a2=60d920 a3=0
> >>> items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
> >>> egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
> >>> exe="/sbin/modprobe"
> >>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
> >>>
> >>> but there you go dmesg of the debug info for you
> >>
> >> Justin, did you forget to use the debug parameter on modprobe ath9k?
> >>
> >> modprobe ath9k debug=0x0000020
> >>
> >> I do not see the output I expected.
> >
> > i think you have to do at least "ifconfig wlan0 up" to see it - (at least
> > for ath5k).
> >
> > bruno
>
> didn't think todo so, I'll redu
> again and see. BTW: the connection
> over here is dodgy(hotel) should I at-least
> find a stable access point? i.g. convetion
> center seemed semi somewhat there

no that does not matter. just ifconfig up is enough. it's just initialization,
you don't need a connection for that.

bruno

> Justin P. Mattock
> --
> To unsubscribe from this list: send the line "unsubscribe linux-wireless"
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From: Christoph Lameter on 14 May 2010 10:40
On Thu, 13 May 2010, Luis R. Rodriguez wrote:

> > CONFIG_SLUB_DEBUG and then either CONFIG_SLUB_DEBUG_ON or pass
> > 'slub_debug' as kernel parameter.
>
> Ah OK I had CONFIG_SLUB_DEBUG but not CONFIG_SLUB_DEBUG_ON, will
> enable it from here on.

The slub_debug kernel parameter is there so that you can avoid having to
set CONFIG_SLUB_DEBUG_ON.


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From: Justin P. Mattock on 14 May 2010 11:50
On 05/13/10 23:38, Bruno Randolf wrote:
> On Friday 14 May 2010 15:31:26 Justin P. Mattock wrote:
>> On 05/13/10 23:20, Bruno Randolf wrote:
>>> On Friday 14 May 2010 15:16:22 Luis R. Rodriguez wrote:
>>>> On Thu, May 13, 2010 at 9:44 PM, Justin P. Mattock
>>>>
>>>> <justinmattock(a)gmail.com> wrote:
>>>>> On 05/13/10 21:01, Luis R. Rodriguez wrote:
>>>>>> On Thu, May 13, 2010 at 7:14 PM, Justin P. Mattock
>>>>>>
>>>>>> <justinmattock(a)gmail.com> wrote:
>>>>>>> what I can try, is(not at the convention, on eth0
>>>>>>> at the moment), but when I get back to the convention
>>>>>>> center place I can try your patch as well as the
>>>>>>> modprobe option, to see if I can get any signs of
>>>>>>> a recreation(if so I'll bisect there).
>>>>>>
>>>>>> The debug info I just need upon load of the module, I don't need you
>>>>>> to run the debug stuff to try to reproduce. The debug print upon load
>>>>>> will tell us the rxbuf size and cache line size.
>>>>>>
>>>>>> Luis
>>>>>
>>>>> o.k. it's not pretty due
>>>>> to loads of avc's for SELinux:
>>>>> (I run a rootless system).
>>>>>
>>>>> [ 84.172649] ath9k: Driver unloaded
>>>>> [ 100.675300] audit_printk_skb: 6 callbacks suppressed
>>>>> [ 100.675306] type=1400 audit(1273811633.675:20): avc: denied {
>>>>> search } for pid=2168 comm="modprobe" name="modules" dev=sda3
>>>>> ino=2500 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=system_u:object_r:modules_object_t:s0 tclass=dir
>>>>> [ 100.675408] type=1400 audit(1273811633.675:20): avc: denied {
>>>>> search } for pid=2168 comm="modprobe"
>>>>> name="2.6.34-rc7-00057-gcdfda35" dev=sda3 ino=524392
>>>>> scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=dir
>>>>> [ 100.675552] type=1400 audit(1273811633.675:20): avc: denied { read
>>>>> } for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3
>>>>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=file
>>>>> [ 100.675598] type=1400 audit(1273811633.675:20): avc: denied { open
>>>>> } for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3
>>>>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=file
>>>>> [ 100.675748] type=1300 audit(1273811633.675:20): arch=c000003e
>>>>> syscall=2 success=yes exit=3 a0=60d140 a1=0 a2=1b6 a3=0 items=0
>>>>> ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
>>>>> sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe" exe="/sbin/modprobe"
>>>>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
>>>>> [ 100.675902] type=1400 audit(1273811633.675:21): avc: denied {
>>>>> getattr } for pid=2168 comm="modprobe"
>>>>> path="/lib/modules/2.6.34-rc7-00057-gcdfda35/modules.dep.bin" dev=sda3
>>>>> ino=525251 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=name:object_r:modules_object_t:s0 tclass=file
>>>>> [ 100.676052] type=1300 audit(1273811633.675:21): arch=c000003e
>>>>> syscall=5 success=yes exit=0 a0=3 a1=7fffd2d1dd70 a2=7fffd2d1dd70 a3=0
>>>>> items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
>>>>> egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
>>>>> exe="/sbin/modprobe"
>>>>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
>>>>> [ 100.698392] ath9k 0000:03:00.0: PCI INT A -> GSI 17 (level, low) ->
>>>>> IRQ 17
>>>>> [ 100.698409] ath9k 0000:03:00.0: setting latency timer to 64
>>>>> [ 100.828787] ath: EEPROM regdomain: 0x64
>>>>> [ 100.828790] ath: EEPROM indicates we should expect a direct regpair
>>>>> map [ 100.828793] ath: Country alpha2 being used: 00
>>>>> [ 100.828795] ath: Regpair used: 0x64
>>>>> [ 100.848609] type=1400 audit(1273811633.678:22): avc: denied {
>>>>> search } for pid=2168 comm="modprobe" name="ieee80211" dev=debugfs
>>>>> ino=18 scontext=name:staff_r:staff_sudo_t:s0
>>>>> tcontext=system_u:object_r:debugfs_t:s0 tclass=dir
>>>>> [ 100.848788] phy1: Selected rate control algorithm
>>>>> 'ath9k_rate_control' [ 100.850035] Registered led device:
>>>>> ath9k-phy1::radio
>>>>> [ 100.850488] Registered led device: ath9k-phy1::assoc
>>>>> [ 100.851227] Registered led device: ath9k-phy1::tx
>>>>> [ 100.851633] Registered led device: ath9k-phy1::rx
>>>>> [ 100.851640] phy1: Atheros AR5418 MAC/BB Rev:2 AR5133 RF Rev:81
>>>>> mem=0xffffc900005a0000, irq=17
>>>>> [ 100.852240] type=1300 audit(1273811633.678:22): arch=c000003e
>>>>> syscall=175 success=yes exit=0 a0=7f1e9d6ab010 a1=19580 a2=60d920 a3=0
>>>>> items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
>>>>> egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
>>>>> exe="/sbin/modprobe"
>>>>> subj=name:staff_r:staff_sudo_t:s0 key=(null)
>>>>>
>>>>> but there you go dmesg of the debug info for you
>>>>
>>>> Justin, did you forget to use the debug parameter on modprobe ath9k?
>>>>
>>>> modprobe ath9k debug=0x0000020
>>>>
>>>> I do not see the output I expected.
>>>
>>> i think you have to do at least "ifconfig wlan0 up" to see it - (at least
>>> for ath5k).
>>>
>>> bruno
>>
>> didn't think todo so, I'll redu
>> again and see. BTW: the connection
>> over here is dodgy(hotel) should I at-least
>> find a stable access point? i.g. convetion
>> center seemed semi somewhat there
>
> no that does not matter. just ifconfig up is enough. it's just initialization,
> you don't need a connection for that.
>
> bruno
>
>> Justin P. Mattock
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-wireless"
>> in the body of a message to majordomo(a)vger.kernel.org
>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>


here you go:
(hopefully I did this correct)

[ 84.172542] ath9k 0000:03:00.0: PCI INT A disabled
[ 84.172649] ath9k: Driver unloaded
[ 100.675300] audit_printk_skb: 6 callbacks suppressed
[ 100.675306] type=1400 audit(1273811633.675:20): avc: denied {
search } for pid=2168 comm="modprobe" name="modules" dev=sda3 ino=2500
xt=name:staff_r:staff_sudo_t:s0
tcontext=system_u:object_r:modules_object_t:s0 tclass=dir
[ 100.675408] type=1400 audit(1273811633.675:20): avc: denied {
search } for pid=2168 comm="modprobe" name="2.6.34-rc7-00057-gcdfda35"
dev=sda3 ino=524392 scontext=name:staff_r:staff_sudo_t:s0
tcontext=name:object_r:modules_object_t:s0 tclass=dir
[ 100.675552] type=1400 audit(1273811633.675:20): avc: denied { read
} for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3
ino=525251 scontext=name:staff_r:staff_sudo_t:s0
tcontext=name:object_r:modules_object_t:s0 tclass=file
[ 100.675598] type=1400 audit(1273811633.675:20): avc: denied { open
} for pid=2168 comm="modprobe" name="modules.dep.bin" dev=sda3
ino=525251 scontext=name:staff_r:staff_sudo_t:s0
tcontext=name:object_r:modules_object_t:s0 tclass=file
[ 100.675748] type=1300 audit(1273811633.675:20): arch=c000003e
syscall=2 success=yes exit=3 a0=60d140 a1=0 a2=1b6 a3=0 items=0
ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe" exe="/sbin/modprobe"
subj=name:staff_r:staff_sudo_t:s0 key=(null)
[ 100.675902] type=1400 audit(1273811633.675:21): avc: denied {
getattr } for pid=2168 comm="modprobe"
path="/lib/modules/2.6.34-rc7-00057-gcdfda35/modules.dep.bin" dev=sda3
ino=525251 scontext=name:staff_r:staff_sudo_t:s0
tcontext=name:object_r:modules_object_t:s0 tclass=file
[ 100.676052] type=1300 audit(1273811633.675:21): arch=c000003e
syscall=5 success=yes exit=0 a0=3 a1=7fffd2d1dd70 a2=7fffd2d1dd70 a3=0
items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
exe="/sbin/modprobe" subj=name:staff_r:staff_sudo_t:s0 key=(null)
[ 100.698392] ath9k 0000:03:00.0: PCI INT A -> GSI 17 (level, low) ->
IRQ 17
[ 100.698409] ath9k 0000:03:00.0: setting latency timer to 64
[ 100.828787] ath: EEPROM regdomain: 0x64
[ 100.828790] ath: EEPROM indicates we should expect a direct regpair map
[ 100.828793] ath: Country alpha2 being used: 00
[ 100.828795] ath: Regpair used: 0x64

[ 100.848609] type=1400 audit(1273811633.678:22): avc: denied {
search } for pid=2168 comm="modprobe" name="ieee80211" dev=debugfs
ino=18 scontext=name:staff_r:staff_sudo_t:s0
tcontext=system_u:object_r:debugfs_t:s0 tclass=dir
[ 100.848788] phy1: Selected rate control algorithm 'ath9k_rate_control'
[ 100.850035] Registered led device: ath9k-phy1::radio
[ 100.850488] Registered led device: ath9k-phy1::assoc
[ 100.851227] Registered led device: ath9k-phy1::tx
[ 100.851633] Registered led device: ath9k-phy1::rx
[ 100.851640] phy1: Atheros AR5418 MAC/BB Rev:2 AR5133 RF Rev:81
mem=0xffffc900005a0000, irq=17
[ 100.852240] type=1300 audit(1273811633.678:22): arch=c000003e
syscall=175 success=yes exit=0 a0=7f1e9d6ab010 a1=19580 a2=60d920 a3=0
items=0 ppid=2080 pid=2168 auid=1000 uid=0 gid=0 euid=0 suid=0 fsuid=0
egid=0 sgid=0 fsgid=0 tty=pts0 ses=1 comm="modprobe"
exe="/sbin/modprobe" subj=name:staff_r:staff_sudo_t:s0 key=(null)


let me know if you need more info.. I'll be off the grid in
a few, then probably wont be back on till a while
(since I aint got's no 99 big ones for intranet!!)

Justin P. Mattock
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From: Christoph Lameter on 14 May 2010 12:20
On Thu, 13 May 2010, Justin P. Mattock wrote:

> I enable these options as well..
> (then see If I can(hopefully)re-create this
> then I'll bisect it).

Debugging causes a slowdown. You can switch debuggin on for a specific
slab.

f.e.

slub_debug=,kmalloc-8192

See also Documentation/vm/slub.txt

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