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From: Thomas Meyer on 6 Aug 2010 09:10
with 2.6.35-03797-gfc1caf6 my kernel log seems to consists only of these two WARNINGs:

[ 3032.962431] ------------[ cut here ]------------
[ 3032.962448] WARNING: at drivers/net/wireless/iwlwifi/iwl-agn-tx.c:1120 iwlagn_txq_check_empty+0x44/0x230 [iwlagn]()
[ 3032.962453] Hardware name: Aspire 1810T
[ 3032.962457] Modules linked in: tcp_lp fuse cpufreq_stats cpufreq_ondemand acpi_cpufreq mperf ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 sha256_generic aes_i586 aes_generic cbc dm_crypt kvm_intel kvm uinput arc4 ecb snd_hda_codec_intelhdmi iwlagn iwlcore snd_hda_codec_realtek snd_hda_intel snd_hda_codec mac80211 snd_hwdep snd_seq snd_seq_device cfg80211 snd_pcm iTCO_wdt snd_timer uvcvideo videodev v4l1_compat wmi rfkill iTCO_vendor_support serio_raw snd pcspkr joydev i2c_i801 soundcore snd_page_alloc [last unloaded: scsi_wait_scan]
[ 3032.962524] Pid: 2775, comm: queue20:src Tainted: G W I 2.6.35-03797-gfc1caf6 #133
[ 3032.962529] Call Trace:
[ 3032.962537] [<c042bd88>] ? warn_slowpath_common+0x78/0xb0
[ 3032.962554] [<f91484e4>] ? iwlagn_txq_check_empty+0x44/0x230 [iwlagn]
[ 3032.962569] [<f91484e4>] ? iwlagn_txq_check_empty+0x44/0x230 [iwlagn]
[ 3032.962577] [<c042bddb>] ? warn_slowpath_null+0x1b/0x20
[ 3032.962593] [<f91484e4>] ? iwlagn_txq_check_empty+0x44/0x230 [iwlagn]
[ 3032.962601] [<c042bddb>] ? warn_slowpath_null+0x1b/0x20
[ 3032.962618] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3032.962625] [<c0425d7b>] ? check_preempt_wakeup+0xeb/0x170
[ 3032.962641] [<f914f5a8>] ? iwlagn_rx_reply_tx+0x198/0xb60 [iwlagn]
[ 3032.962656] [<f913519d>] ? iwl_rx_handle+0xfd/0x4a0 [iwlagn]
[ 3032.962664] [<c06f4ae7>] ? scsi_run_queue+0xc7/0x200
[ 3032.962670] [<c06ef929>] ? __scsi_put_command+0x29/0x60
[ 3032.962677] [<c06ef929>] ? __scsi_put_command+0x29/0x60
[ 3032.962685] [<c06f5840>] ? scsi_next_command+0x30/0x50
[ 3032.962699] [<f913a824>] ? iwl_irq_tasklet+0x2a4/0xd60 [iwlagn]
[ 3032.962706] [<c043091f>] ? tasklet_action+0x5f/0x70
[ 3032.962712] [<c0430c7f>] ? __do_softirq+0x6f/0xf0
[ 3032.962718] [<c047766d>] ? handle_IRQ_event+0x2d/0xc0
[ 3032.962725] [<c0430d2d>] ? do_softirq+0x2d/0x40
[ 3032.962731] [<c0430e4d>] ? irq_exit+0x5d/0x70
[ 3032.962737] [<c0403e53>] ? do_IRQ+0x43/0xb0
[ 3032.962744] [<c04032b0>] ? common_interrupt+0x30/0x38
[ 3032.962751] [<c0840000>] ? netlbl_cipsov4_add+0x5b0/0x610
[ 3032.962756] ---[ end trace a7919e7f17c15a58 ]---
[ 3033.171146] ------------[ cut here ]------------
[ 3033.171168] WARNING: at drivers/net/wireless/iwlwifi/iwl-agn-lib.c:1432 iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]()
[ 3033.171171] Hardware name: Aspire 1810T
[ 3033.171173] Modules linked in: tcp_lp fuse cpufreq_stats cpufreq_ondemand acpi_cpufreq mperf ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 sha256_generic aes_i586 aes_generic cbc dm_crypt kvm_intel kvm uinput arc4 ecb snd_hda_codec_intelhdmi iwlagn iwlcore snd_hda_codec_realtek snd_hda_intel snd_hda_codec mac80211 snd_hwdep snd_seq snd_seq_device cfg80211 snd_pcm iTCO_wdt snd_timer uvcvideo videodev v4l1_compat wmi rfkill iTCO_vendor_support serio_raw snd pcspkr joydev i2c_i801 soundcore snd_page_alloc [last unloaded: scsi_wait_scan]
[ 3033.171213] Pid: 2775, comm: queue20:src Tainted: G W I 2.6.35-03797-gfc1caf6 #133
[ 3033.171216] Call Trace:
[ 3033.171226] [<c042bd88>] ? warn_slowpath_common+0x78/0xb0
[ 3033.171236] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.171245] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.171250] [<c042bddb>] ? warn_slowpath_null+0x1b/0x20
[ 3033.171260] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.171264] [<c0425d7b>] ? check_preempt_wakeup+0xeb/0x170
[ 3033.171274] [<f914f588>] ? iwlagn_rx_reply_tx+0x178/0xb60 [iwlagn]
[ 3033.171282] [<f913519d>] ? iwl_rx_handle+0xfd/0x4a0 [iwlagn]
[ 3033.171288] [<c06f4ae7>] ? scsi_run_queue+0xc7/0x200
[ 3033.171292] [<c06ef929>] ? __scsi_put_command+0x29/0x60
[ 3033.171296] [<c06ef929>] ? __scsi_put_command+0x29/0x60
[ 3033.171300] [<c06f5840>] ? scsi_next_command+0x30/0x50
[ 3033.171309] [<f913a824>] ? iwl_irq_tasklet+0x2a4/0xd60 [iwlagn]
[ 3033.171313] [<c043091f>] ? tasklet_action+0x5f/0x70
[ 3033.171317] [<c0430c7f>] ? __do_softirq+0x6f/0xf0
[ 3033.171321] [<c047766d>] ? handle_IRQ_event+0x2d/0xc0
[ 3033.171325] [<c0430d2d>] ? do_softirq+0x2d/0x40
[ 3033.171328] [<c0430e4d>] ? irq_exit+0x5d/0x70
[ 3033.171333] [<c0403e53>] ? do_IRQ+0x43/0xb0
[ 3033.171336] [<c04032b0>] ? common_interrupt+0x30/0x38
[ 3033.171342] [<c0840000>] ? netlbl_cipsov4_add+0x5b0/0x610
[ 3033.171345] ---[ end trace a7919e7f17c15a59 ]---
[ 3033.171348] ------------[ cut here ]------------
[ 3033.171358] WARNING: at drivers/net/wireless/iwlwifi/iwl-agn-tx.c:1120 iwlagn_txq_check_empty+0x44/0x230 [iwlagn]()
[ 3033.171362] Hardware name: Aspire 1810T
[ 3033.171363] Modules linked in: tcp_lp fuse cpufreq_stats cpufreq_ondemand acpi_cpufreq mperf ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 sha256_generic aes_i586 aes_generic cbc dm_crypt kvm_intel kvm uinput arc4 ecb snd_hda_codec_intelhdmi iwlagn iwlcore snd_hda_codec_realtek snd_hda_intel snd_hda_codec mac80211 snd_hwdep snd_seq snd_seq_device cfg80211 snd_pcm iTCO_wdt snd_timer uvcvideo videodev v4l1_compat wmi rfkill iTCO_vendor_support serio_raw snd pcspkr joydev i2c_i801 soundcore snd_page_alloc [last unloaded: scsi_wait_scan]
[ 3033.171400] Pid: 2775, comm: queue20:src Tainted: G W I 2.6.35-03797-gfc1caf6 #133
[ 3033.171402] Call Trace:
[ 3033.171407] [<c042bd88>] ? warn_slowpath_common+0x78/0xb0
[ 3033.171416] [<f91484e4>] ? iwlagn_txq_check_empty+0x44/0x230 [iwlagn]
[ 3033.171425] [<f91484e4>] ? iwlagn_txq_check_empty+0x44/0x230 [iwlagn]
[ 3033.171430] [<c042bddb>] ? warn_slowpath_null+0x1b/0x20
[ 3033.171439] [<f91484e4>] ? iwlagn_txq_check_empty+0x44/0x230 [iwlagn]
[ 3033.171444] [<c042bddb>] ? warn_slowpath_null+0x1b/0x20
[ 3033.171453] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.171457] [<c0425d7b>] ? check_preempt_wakeup+0xeb/0x170
[ 3033.171468] [<f914f5a8>] ? iwlagn_rx_reply_tx+0x198/0xb60 [iwlagn]
[ 3033.171476] [<f913519d>] ? iwl_rx_handle+0xfd/0x4a0 [iwlagn]
[ 3033.171480] [<c06f4ae7>] ? scsi_run_queue+0xc7/0x200
[ 3033.171484] [<c06ef929>] ? __scsi_put_command+0x29/0x60
[ 3033.171488] [<c06ef929>] ? __scsi_put_command+0x29/0x60
[ 3033.171493] [<c06f5840>] ? scsi_next_command+0x30/0x50
[ 3033.171500] [<f913a824>] ? iwl_irq_tasklet+0x2a4/0xd60 [iwlagn]
[ 3033.171505] [<c043091f>] ? tasklet_action+0x5f/0x70
[ 3033.171508] [<c0430c7f>] ? __do_softirq+0x6f/0xf0
[ 3033.171512] [<c047766d>] ? handle_IRQ_event+0x2d/0xc0
[ 3033.171515] [<c0430d2d>] ? do_softirq+0x2d/0x40
[ 3033.171519] [<c0430e4d>] ? irq_exit+0x5d/0x70
[ 3033.171522] [<c0403e53>] ? do_IRQ+0x43/0xb0
[ 3033.171526] [<c04032b0>] ? common_interrupt+0x30/0x38
[ 3033.171531] [<c0840000>] ? netlbl_cipsov4_add+0x5b0/0x610
[ 3033.171533] ---[ end trace a7919e7f17c15a5a ]---
[ 3033.201691] ------------[ cut here ]------------
[ 3033.201727] WARNING: at drivers/net/wireless/iwlwifi/iwl-agn-lib.c:1432 iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]()
[ 3033.201733] Hardware name: Aspire 1810T
[ 3033.201737] Modules linked in: tcp_lp fuse cpufreq_stats cpufreq_ondemand acpi_cpufreq mperf ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 sha256_generic aes_i586 aes_generic cbc dm_crypt kvm_intel kvm uinput arc4 ecb snd_hda_codec_intelhdmi iwlagn iwlcore snd_hda_codec_realtek snd_hda_intel snd_hda_codec mac80211 snd_hwdep snd_seq snd_seq_device cfg80211 snd_pcm iTCO_wdt snd_timer uvcvideo videodev v4l1_compat wmi rfkill iTCO_vendor_support serio_raw snd pcspkr joydev i2c_i801 soundcore snd_page_alloc [last unloaded: scsi_wait_scan]
[ 3033.201806] Pid: 1358, comm: abrtd Tainted: G W I 2.6.35-03797-gfc1caf6 #133
[ 3033.201811] Call Trace:
[ 3033.201831] [<c042bd88>] ? warn_slowpath_common+0x78/0xb0
[ 3033.201849] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.201865] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.201873] [<c042bddb>] ? warn_slowpath_null+0x1b/0x20
[ 3033.201891] [<f914d7ac>] ? iwl_free_tfds_in_queue+0x2c/0xf0 [iwlagn]
[ 3033.201908] [<f914f588>] ? iwlagn_rx_reply_tx+0x178/0xb60 [iwlagn]
[ 3033.201919] [<c084d780>] ? do_page_fault+0x0/0x3e0
[ 3033.201926] [<c084d927>] ? do_page_fault+0x1a7/0x3e0
[ 3033.201936] [<c05c0544>] ? avc_has_perm+0x64/0x80
[ 3033.201950] [<f913519d>] ? iwl_rx_handle+0xfd/0x4a0 [iwlagn]
[ 3033.201958] [<c084d780>] ? do_page_fault+0x0/0x3e0
[ 3033.201966] [<c084b2a3>] ? error_code+0x6b/0x70
[ 3033.201980] [<f913a824>] ? iwl_irq_tasklet+0x2a4/0xd60 [iwlagn]
[ 3033.201990] [<c048a541>] ? generic_file_aio_read+0x5d1/0x710
[ 3033.201998] [<c043091f>] ? tasklet_action+0x5f/0x70
[ 3033.202005] [<c0430c7f>] ? __do_softirq+0x6f/0xf0
[ 3033.202012] [<c047766d>] ? handle_IRQ_event+0x2d/0xc0
[ 3033.202019] [<c0430d2d>] ? do_softirq+0x2d/0x40
[ 3033.202025] [<c0430e4d>] ? irq_exit+0x5d/0x70
[ 3033.202037] [<c0403e53>] ? do_IRQ+0x43/0xb0
[ 3033.202045] [<c049c8d5>] ? unmap_vmas+0x455/0x650
[ 3033.202052] [<c04032b0>] ? common_interrupt+0x30/0x38
[ 3033.202060] [<c049007b>] ? account_page_dirtied+0x1b/0x60
[ 3033.202068] [<c04b58f7>] ? kmem_cache_alloc+0x17/0xa0
[ 3033.202075] [<c04a1504>] ? unmap_region+0xc4/0x120
[ 3033.202083] [<c04c6a88>] ? getname+0x28/0xe0
[ 3033.202091] [<c04bcc2e>] ? do_sys_open+0x1e/0x160
[ 3033.202099] [<c046c6e6>] ? audit_syscall_entry+0x1a6/0x1d0
[ 3033.202106] [<c04bcdec>] ? sys_open+0x2c/0x40
[ 3033.202113] [<c0402d53>] ? sysenter_do_call+0x12/0x22
[ 3033.202119] ---[ end trace a7919e7f17c15a5b ]---

and so on...
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