Philip A. Prindeville wrote:
> Bob Copeland wrote:
>
>> On Thu, Jul 23, 2009 at 7:24 AM, Bob Copeland<me@xxxxxxxxxxxxxxx> wrote:
>>
>>> - ath5k_tx_processq(sc, sc->txq);
>>> + for (i=0; i < AR5K_NUM_TX_QUEUES; i++) {
>>> + if (!sc->txqs[i].setup)
>>> + continue;
>>> + ath5k_tx_processq(sc, sc->txq);
>>>
>> oops, should be:
>>
>> ath5k_tx_processq(sc, sc->txqs[i]);
>>
>>
>>> + }
>>> }
>>>
>>>
>
> Getting closer :-)
>
> ath5k_tx_processq(sc, &sc->txqs[i]);
>
Didn't work with rc4:
BUG: unable to handle kernel NULL pointer dereference at 00000000
IP: [<d0935658>] :ath5k:ath5k_tasklet_tx+0x5e/0x27b
*pde = 00000000
Oops: 0000 [#1] PREEMPT
Modules linked in: lm90 hwmon scx200_acb i2c_core bridge stp llc dummy ath5k mac80211 ath cfg80211 rfkill_backport dahdi_dummy dahdi sha512_generic sha256_generic deflate zlib_deflate arc4 ecb sha1_generic blowfish des_generic cbc cryptosoft cryptodev(P) ocf(P) geodewdt geode_rng geode_aes crypto_blkcipher via_rhine rtc
Pid: 1585, comm: hostapd Tainted: P (2.6.27.26-astlinux #1)
EIP: 0060:[<d0935658>] EFLAGS: 00010202 CPU: 0
EIP is at ath5k_tasklet_tx+0x5e/0x27b [ath5k]
EAX: c5712000 EBX: cf994000 ECX: 00000000 EDX: 00000000
ESI: ffffff8d EDI: c5713d00 EBP: c5488920 ESP: c5713ccc
DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
Process hostapd (pid: 1585, ti=c5712000 task=cf86a0a0 task.ti=c5712000)
Stack: c5713cec c548bf9c c548bfb0 c548bfd0 c011a1d7 00000000 00000028 c548bfb0
00000000 00000000 00000000 00000000 00000000 00000000 c039d214 0000000a
00000009 c011a3f9 00000001 c011a111 00000046 c03473f4 00000000 c011a161
Call Trace:
[<c011a1d7>] _local_bh_enable_ip+0x72/0x7c
[<c011a3f9>] tasklet_action+0x3c/0x62
[<c011a111>] __do_softirq+0x30/0x5e
[<c011a161>] do_softirq+0x22/0x26
[<c011a4fa>] irq_exit+0x25/0x33
[<c0104a14>] do_IRQ+0x4d/0x5d
[<c0103a1b>] common_interrupt+0x23/0x28
[<c02445ec>] __sock_sendmsg+0x20/0x24
[<c0245331>] sock_sendmsg+0x95/0xad
[<c0125714>] autoremove_wake_function+0x0/0x2b
[<c0125714>] autoremove_wake_function+0x0/0x2b
[<c013aca6>] get_pageblock_flags_group+0xf/0x50
[<c024b551>] verify_iovec+0x3e/0x6d
[<c02454d6>] sys_sendmsg+0x18d/0x1ed
[<c0245d72>] sys_recvmsg+0x144/0x1c6
[<c0245de0>] sys_recvmsg+0x1b2/0x1c6
[<c0113a7b>] __wake_up+0x1d/0x45
[<c0113a93>] __wake_up+0x35/0x45
[<c024dc8e>] dev_name_hash+0x13/0x42
[<c024dc8e>] dev_name_hash+0x13/0x42
[<c024dcec>] __dev_get_by_name+0x2f/0x39
[<c011a1d7>] _local_bh_enable_ip+0x72/0x7c
[<c0246dd0>] lock_sock_nested+0xb1/0xb8
[<c011a1d7>] _local_bh_enable_ip+0x72/0x7c
[<c0246377>] sys_socketcall+0x15b/0x193
[<c0152703>] sys_close+0x75/0xc5
[<c01038b6>] syscall_call+0x7/0xb
=======================
Code: 00 03 85 b0 36 00 00 8b 3c 24 fc 89 44 24 0c 31 c0 ab ab ab ab ab 89 e0 25 00 e0 ff ff ff 40 14 8b 54 24 0c 8b 52 08 89 54 24 14 <8b> 02 8b 54 24 0c 83 c2 08 89 44 24 1c 89 54 24 08 e9 96 01 00
EIP: [<d0935658>] ath5k_tasklet_tx+0x5e/0x27b [ath5k] SS:ESP 0068:c5713ccc
Kernel panic - not syncing: Fatal exception in interrupt
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