From: Joseph Cheek <joseph@cheek.com>
To: ath9k-devel@lists.ath9k.org
Subject: [ath9k-devel] modprobe ath9k == BUG: unable to handle kernel NULL pointer dereference at 000001dc
Date: Wed, 21 Jan 2009 17:18:05 -0500 [thread overview]
Message-ID: <49779F1D.2090800@cheek.com> (raw)
In-Reply-To: <49777D8B.10802@cheek.com>
debug was already on in the kernel. i enabled a few more options but
don' t know which options prints the calling function at EIP. are there
specific options you would like turned on? Here's the latest call trace.
Jan 21 16:21:11 harrisburg modprobe: page allocation failure. order:1,
mode:0x20
Jan 21 16:21:11 harrisburg Pid: 10616, comm: modprobe Not tainted
2.6.28-gentoo-r1
#1
Jan 21 16:21:11 harrisburg Call
Trace:
Jan 21 16:21:11 harrisburg [<c013cd39>]
0xc013cd39
Jan 21 16:21:11 harrisburg [<c0153b79>]
0xc0153b79
Jan 21 16:21:11 harrisburg [<c0153dca>]
0xc0153dca
Jan 21 16:21:11 harrisburg [<c02ae791>]
0xc02ae791
Jan 21 16:21:11 harrisburg [<c02af00f>]
0xc02af00f
Jan 21 16:21:11 harrisburg [<d8d44e70>]
0xd8d44e70
Jan 21 16:21:11 harrisburg [<d8d4564c>]
0xd8d4564c
Jan 21 16:21:11 harrisburg [<d8d447d4>]
0xd8d447d4
Jan 21 16:21:11 harrisburg [<d8d49528>]
0xd8d49528
Jan 21 16:21:11 harrisburg [<c020ea75>]
0xc020ea75
Jan 21 16:21:11 harrisburg [<c025b435>]
0xc025b435
Jan 21 16:21:11 harrisburg [<c025b50f>]
0xc025b50f
Jan 21 16:21:11 harrisburg [<c025ae86>]
0xc025ae86
Jan 21 16:21:11 harrisburg [<c025b2e9>]
0xc025b2e9
Jan 21 16:21:11 harrisburg [<c025b4c6>]
0xc025b4c6
Jan 21 16:21:11 harrisburg [<c025a90b>]
0xc025a90b
Jan 21 16:21:11 harrisburg [<d8834000>]
0xd8834000
Jan 21 16:21:11 harrisburg [<c025b675>]
0xc025b675
Jan 21 16:21:11 harrisburg [<d8834000>]
0xd8834000
Jan 21 16:21:11 harrisburg [<c020ec89>]
0xc020ec89
Jan 21 16:21:11 harrisburg [<d8834000>]
0xd8834000
Jan 21 16:21:11 harrisburg [<d8834038>]
0xd8834038
Jan 21 16:21:11 harrisburg [<c010104c>]
0xc010104c
Jan 21 16:21:11 harrisburg [<c013c236>]
0xc013c236
Jan 21 16:21:11 harrisburg [<c013c440>]
0xc013c440
Jan 21 16:21:11 harrisburg [<c0134606>]
0xc0134606
Jan 21 16:21:11 harrisburg [<c020abf0>]
0xc020abf0
Jan 21 16:21:11 harrisburg [<c0134872>]
0xc0134872
Jan 21 16:21:11 harrisburg [<c0102c4d>]
0xc0102c4d
Jan 21 16:21:11 harrisburg
Mem-Info:
Jan 21 16:21:11 harrisburg DMA
per-cpu:
Jan 21 16:21:11 harrisburg CPU 0: hi: 0, btch: 1 usd:
0
Jan 21 16:21:11 harrisburg Normal
per-cpu:
Jan 21 16:21:11 harrisburg CPU 0: hi: 186, btch: 31 usd:
51
Jan 21 16:21:11 harrisburg Active_anon:7443 active_file:7679
inactive_anon:7428
Jan 21 16:21:11 harrisburg inactive_file:65044 unevictable:2 dirty:375
writeback:0
unstable:0
Jan 21 16:21:11 harrisburg free:784 slab:3701 mapped:1576 pagetables:238
bounce:0
Jan 21 16:21:11 harrisburg DMA free:1504kB min:100kB low:124kB
high:148kB active_anon:32kB inactive_anon:296kB active_file:100kB
inactive_file:10236kB unevictable:0kB present:15808kB pages_scanned:0
all_unreclaimable? no
Jan 21 16:21:11 harrisburg lowmem_reserve[]: 0 365 365
365
Jan 21 16:21:11 harrisburg Normal free:1632kB min:2392kB low:2988kB
high:3588kB active_anon:29740kB inactive_anon:29416kB
active_file:30616kB inactive_file:249940kB unevictable:8kB
present:373824kB pages_scanned:0 all_unreclaimable? no
Jan 21 16:21:11 harrisburg lowmem_reserve[]: 0 0 0
0
Jan 21 16:21:11 harrisburg DMA: 0*4kB 0*8kB 0*16kB 1*32kB 1*64kB 1*128kB
1*256kB 0*512kB 1*1024kB 0*2048kB 0*4096kB =
1504kB
Jan 21 16:21:11 harrisburg Normal: 296*4kB 0*8kB 0*16kB 0*32kB 1*64kB
1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB =
1632kB
Jan 21 16:21:11 harrisburg 72757 total pagecache
pages
Jan 21 16:21:11 harrisburg 0 pages in swap
cache
Jan 21 16:21:11 harrisburg Swap cache stats: add 0, delete 0, find
0/0
Jan 21 16:21:11 harrisburg Free swap =
530104kB
Jan 21 16:21:11 harrisburg Total swap =
530104kB
Jan 21 16:21:11 harrisburg 98272 pages
RAM
Jan 21 16:21:11 harrisburg 0 pages
HighMem
Jan 21 16:21:11 harrisburg 4397 pages
reserved
Jan 21 16:21:11 harrisburg 22474 pages
shared
Jan 21 16:21:11 harrisburg 84761 pages
non-shared
Jan 21 16:21:11 harrisburg BUG: unable to handle kernel NULL pointer
dereference at
000001dc
Jan 21 16:21:11 harrisburg IP: [<c02b3b3a>]
0xc02b3b3a
Jan 21 16:21:11 harrisburg *pde =
00000000
Jan 21 16:21:11 harrisburg Oops: 0000 [#1] PREEMPT
DEBUG_PAGEALLOC
Jan 21 16:21:11 harrisburg last sysfs file:
/sys/class/net/wlan0/carrier
Jan 21 16:21:11 harrisburg Modules linked in: ath9k(+) ipv6 mac80211
snd_via82xx snd_ac97_codec cfg80211 ac97_bus snd_pcm fan via_rhine
thermal rfkill snd_page_alloc via_agp floppy processor mii
snd_mpu401_uart led_class agpgart snd_rawmidi button thermal_sys nfs
lockd sunrpc scsi_wait_scan sbp2 ohci1394 ieee1394 sl811_hcd usbhid
ohci_hcd uhci_hcd usb_storage ehci_hcd usbcore lpfc scsi_transport_fc
megaraid_sas megaraid_mbox megaraid_mm megaraid aacraid 3w_9xxx 3w_xxxx
atp870u dc395x qla1280 dmx3191d sym53c8xx gdth initio BusLogic aic7xxx
aic79xx scsi_transport_spi sg [last unloaded:
ath9k]
Jan 21 16:21:11
harrisburg
Jan 21 16:21:11 harrisburg Pid: 10616, comm: modprobe Not tainted
(2.6.28-gentoo-r1 #1)
KM266-8235
Jan 21 16:21:11 harrisburg EIP: 0060:[<c02b3b3a>] EFLAGS: 00010202 CPU:
0
Jan 21 16:21:11 harrisburg EAX: 00000001 EBX: 00000000 ECX: d65007e8
EDX:
d8e84048
Jan 21 16:21:11 harrisburg ESI: d65001a0 EDI: fffffff4 EBP: d6500d80
ESP:
cc66fd2c
Jan 21 16:21:11 harrisburg DS: 007b ES: 007b FS: 0000 GS: 0033 SS:
0068
Jan 21 16:21:11 harrisburg Process modprobe (pid: 10616, ti=cc66e000
task=d57f2ee0
task.ti=cc66e000)
Jan 21 16:21:11 harrisburg
Stack:
Jan 21 16:21:11 harrisburg 00000000 c02b3ceb d65001a0 d8c04145 d6500d80
d8d441d3 00000000
d5310000
Jan 21 16:21:11 harrisburg fffffff4 d8d44ab3 d65001a0 0000000b d6501420
d6500060 d65001a0
d6500040
Jan 21 16:21:11 harrisburg 00000000 0000000b 00000008 d65001a0 d6500d80
d7170800 00000000
d65001a0
Jan 21 16:21:11 harrisburg Call
Trace:
Jan 21 16:21:11 harrisburg [<c02b3ceb>]
0xc02b3ceb
Jan 21 16:21:11 harrisburg [<d8c04145>]
0xd8c04145
Jan 21 16:21:11 harrisburg [<d8d441d3>]
0xd8d441d3
Jan 21 16:21:11 harrisburg [<d8d44ab3>]
0xd8d44ab3
Jan 21 16:21:11 harrisburg [<d8d49528>]
0xd8d49528
Jan 21 16:21:11 harrisburg [<c020ea75>]
0xc020ea75
Jan 21 16:21:11 harrisburg [<c025b435>]
0xc025b435
Jan 21 16:21:11 harrisburg [<c025b50f>]
0xc025b50f
Jan 21 16:21:11 harrisburg [<c025ae86>]
0xc025ae86
Jan 21 16:21:11 harrisburg [<c025b2e9>]
0xc025b2e9
Jan 21 16:21:11 harrisburg [<c025b4c6>]
0xc025b4c6
Jan 21 16:21:11 harrisburg [<c025a90b>]
0xc025a90b
Jan 21 16:21:11 harrisburg [<d8834000>]
0xd8834000
Jan 21 16:21:11 harrisburg [<c025b675>]
0xc025b675
Jan 21 16:21:11 harrisburg [<d8834000>]
0xd8834000
Jan 21 16:21:11 harrisburg [<c020ec89>]
0xc020ec89
Jan 21 16:21:11 harrisburg [<d8834000>]
0xd8834000
Jan 21 16:21:11 harrisburg [<d8834038>]
0xd8834038
Jan 21 16:21:11 harrisburg [<c010104c>]
0xc010104c
Jan 21 16:21:11 harrisburg [<c013c236>]
0xc013c236
Jan 21 16:21:11 harrisburg [<c013c440>]
0xc013c440
Jan 21 16:21:11 harrisburg [<c0134606>]
0xc0134606
Jan 21 16:21:11 harrisburg [<c020abf0>]
0xc020abf0
Jan 21 16:21:11 harrisburg [<c0134872>]
0xc0134872
Jan 21 16:21:11 harrisburg [<c0102c4d>] 0xc0102c4d
Jan 21 16:21:11 harrisburg Code: 74 04 0f 0b eb fe e8 86 61 00 00 85 c0
75 1c 68 2f 0f 00 00 68 2a 7d 36 c0 68 ef 7f 36 c0 e8 a9 30 05 00 e8 76
2f 05 00 83 c4 0c <8b> 83 dc 01 00 00 85 c0 75 1f 53 53 68 95 82 36 c0
e8 8b 30 05
Jan 21 16:21:11 harrisburg EIP: [<c02b3b3a>] SS:ESP 0068:cc66fd2c
Jan 21 16:21:11 harrisburg ---[ end trace d33038261cc054eb ]---
Joseph Cheek wrote:
> I got another repro. I'll rebuild the kernel with debugging support and
> send you the syslog when it happens next time.
>
>
> Luis R. Rodriguez wrote:
>
>> On Tue, Jan 20, 2009 at 10:14 PM, Joseph Cheek <joseph@cheek.com> wrote:
>>
>>
>>> Not sure how reproduceable this is as it's the only one i have seen
>>> yet. but i just got it with 2.6.28.1 and compat-wireless-2009-01-19.
>>> the kernel didn't oops
>>>
>>> but ifconfig did hang. I could login on another
>>> VC and get a responsive system, but trying to ifconfig the interface
>>> down did not work. i ended up hard-resetting.
>>>
>>>
>> Can you reproduce?
>>
>>
>>
>>> Jan 21 00:52:48 harrisburg EIP: [<c02b39be>] SS:ESP 0068:ce081d2c
>>>
>>>
>> Enable kernel debugging and then the above will have the routine where
>> this came from.
>>
>> Luis
>>
>>
>>
> _______________________________________________
> ath9k-devel mailing list
> ath9k-devel at lists.ath9k.org
> https://lists.ath9k.org/mailman/listinfo/ath9k-devel
>
next prev parent reply other threads:[~2009-01-21 22:18 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-21 6:14 [ath9k-devel] modprobe ath9k == BUG: unable to handle kernel NULL pointer dereference at 000001dc Joseph Cheek
2009-01-21 18:49 ` Luis R. Rodriguez
2009-01-21 19:54 ` Joseph Cheek
2009-01-21 22:18 ` Joseph Cheek [this message]
2009-01-22 19:19 ` Joseph Cheek
2009-01-22 19:44 ` Luis R. Rodriguez
2009-01-25 0:32 ` Joseph Cheek
2009-01-25 2:23 ` Luis R. Rodriguez
2009-01-25 2:27 ` Stephen Gutknecht
2009-02-02 22:21 ` Joseph Cheek
2009-02-02 23:50 ` Luis R. Rodriguez
2009-02-03 4:01 ` Joseph Cheek
2009-02-03 5:04 ` Luis R. Rodriguez
2009-02-03 11:11 ` [ath9k-devel] Problem with 80211n Speed and packet drop Amit Sood
2009-02-04 20:58 ` Pavel Roskin
2009-02-04 23:21 ` Amit Sood
2009-02-05 4:37 ` Pavel Roskin
2009-02-08 3:14 ` [ath9k-devel] modprobe ath9k == BUG: unable to handle kernel NULL pointer dereference at 000001dc Joseph Cheek
-- strict thread matches above, loose matches on Subject: below --
2009-04-06 7:36 Masashi Honma
2009-04-06 7:43 Masashi Honma
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