Bug#571088: linux-image-2.6-amd64: sporadic kernel warning in net/mac80211/rx.c
On Tue, Feb 23, 2010 at 12:30:20PM +0100, Jan Dittberner wrote:
> Package: linux-image-2.6-amd64
> Version: 2.6.32+24
> Severity: normal
uff you seem to confuse versions, sid has currently 2.6.32-8 as seen on
dpkg -l linux-image-2.6.32-2-amd64
> The Linux kernel on my AMD64 WLAN-AP/gateway machine spits the following
> warning to the syslog from time to time:
>
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768447] ------------[ cut here ]------------
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768489] WARNING: at /build/buildd-linux-2.6_2.6.32-8-amd64-DCxXqz/linux-2.6-2.6.32/debian/build/source_amd64_none/net/mac80211/rx.c:2491 ieee80211_rx+0xdf/0x5ce [mac80211]()
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768497] Hardware name: GA-MA74GM-S2H
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768500] Modules linked in: ppdev lp parport kvm_amd kvm cpufreq_stats cpufreq_conservative cpufreq_powersave iptable_filter ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 ip_tables x_tables fuse nfsd exportfs nfs lockd fscache nfs_acl auth_rpcgss sunrpc bridge stp tun sit tunnel4 it87 hwmon_vid cpufreq_userspace powernow_k8 loop snd_hda_codec_atihdmi snd_hda_intel arc4 snd_hda_codec snd_hwdep snd_pcsp ecb snd_pcm ath9k mac80211 ath cfg80211 rfkill snd_timer i2c_piix4 led_class serio_raw snd shpchp edac_core soundcore evdev k8temp edac_mce_amd i2c_core snd_page_alloc pci_hotplug processor ext3 jbd mbcache dm_mod raid1 md_mod sd_mod crc_t10dif ide_gd_mod ata_generic ohci_hcd ide_pci_generic ahci atiixp libata ehci_hcd e100 r8169 mii button ide_core scsi_mod usbcore nls_base thermal fan thermal_sys [last unloaded: scsi_wait_scan]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768614] Pid: 0, comm: swapper Not tainted 2.6.32-2-amd64 #1
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768619] Call Trace:
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768623] <IRQ> [<ffffffffa02dc8d5>] ? ieee80211_rx+0xdf/0x5ce [mac80211]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768658] [<ffffffffa02dc8d5>] ? ieee80211_rx+0xdf/0x5ce [mac80211]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768669] [<ffffffff8104dbe8>] ? warn_slowpath_common+0x77/0xa3
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768687] [<ffffffffa02dc8d5>] ? ieee80211_rx+0xdf/0x5ce [mac80211]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768705] [<ffffffffa0313531>] ? dma_map_single_attrs+0x83/0x92 [ath9k]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768721] [<ffffffffa0313e4d>] ? ath_rx_tasklet+0x7c2/0x81b [ath9k]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768732] [<ffffffff812eeddd>] ? _spin_unlock_irqrestore+0x8/0xe
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768747] [<ffffffffa03120c9>] ? ath9k_tasklet+0x4a/0xb8 [ath9k]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768756] [<ffffffff810522b6>] ? tasklet_action+0x78/0xce
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768770] [<ffffffffa02feaa1>] ? ath9k_hw_set_interrupts+0x1fc/0x286 [ath9k]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768779] [<ffffffff8105397a>] ? __do_softirq+0xdd/0x19f
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768793] [<ffffffffa031340a>] ? ath_isr+0x139/0x14f [ath9k]
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768802] [<ffffffff81011cac>] ? call_softirq+0x1c/0x30
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768809] [<ffffffff81013903>] ? do_softirq+0x3f/0x7c
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768817] [<ffffffff810537e9>] ? irq_exit+0x36/0x76
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768823] [<ffffffff81012ffa>] ? do_IRQ+0xa0/0xb6
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768830] [<ffffffff810114d3>] ? ret_from_intr+0x0/0x11
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768834] <EOI> [<ffffffff8102c568>] ? native_safe_halt+0x2/0x3
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768849] [<ffffffff81017cb5>] ? default_idle+0x34/0x51
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768856] [<ffffffff81018041>] ? c1e_idle+0xf5/0xfb
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768864] [<ffffffff8100fe90>] ? cpu_idle+0xa2/0xda
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768872] [<ffffffff814d8140>] ? early_idt_handler+0x0/0x71
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768880] [<ffffffff814d8cd7>] ? start_kernel+0x3d0/0x3dc
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768887] [<ffffffff814d83b7>] ? x86_64_start_kernel+0xf9/0x106
> Feb 23 11:46:12 pneumantius kernel: [ 3008.768893] ---[ end trace 36bb7d5421f8fb5d ]---
>
> The same warning already occurred with linux-image-2.6.32-trunk-amd64 if that
> matters. I had no older kernel running on the same hardware and cannot tell
> whether the warning happens there too. I experience no strange behaviour or
> system crashes afterwards. I attach the output of dmidecode and lspci -vvv to
> aid debugging.
>
could you check if it is fixed in 2.6.33-rc8, if yes everything is fine
if not please report upstream in bugzilla.kernel.org and let us know bug
nr so that we can track it.
2.6.33-rc8 images :
http://charm.itp.tuwien.ac.at/~mattems/linux-image-2.6.33-rc8-amd64_2.6.33~rc8-1~experimental.1_amd64.deb
signed checksum
http://charm.itp.tuwien.ac.at/~mattems/linux-image-2.6.33-rc8-amd64_2.6.33~rc8-1~experimental.1_amd64.deb.sha256sum.asc
thanks for your report.
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