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Date: Sun, 29 Mar 2009 19:20:41 +1300
From: Paul Collins <paul@...ly.ondioline.org>
To: linux-wireless@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Subject: soft lockup apparently in ath5k_hw_update_mib_counters (or ioread32?) with 2.6.29
After about two days of uptime with 2.6.29 I got this:
BUG: soft lockup - CPU#0 stuck for 61s! [swapper:0]
Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables vfat fat usb_storage sch_sfq i915 drm i2c_algo_bit cfbcopyarea cfbimgblt cfbfillrect btusb rfcomm hidp l2cap bluetooth tun cpufreq_stats rpcsec_gss_krb5 nfsd exportfs nfs lockd nfs_acl auth_rpcgss sunrpc fuse cbc aes_x86_64 aes_generic xts gf128mul dm_crypt dm_mod fbcon font bitblit softcursor fb kvm_intel kvm acpi_cpufreq firewire_sbp2 loop snd_hda_intel snd_pcm arc4 snd_seq_midi snd_rawmidi ecb snd_seq_midi_event snd_seq snd_timer ath5k snd_seq_device snd mac80211 soundcore firewire_ohci firewire_core thermal snd_page_alloc cfg80211 i2c_i801 crc_itu_t button processor evdev
CPU 0:
Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables vfat fat usb_storage sch_sfq i915 drm i2c_algo_bit cfbcopyarea cfbimgblt cfbfillrect btusb rfcomm hidp l2cap bluetooth tun cpufreq_stats rpcsec_gss_krb5 nfsd exportfs nfs lockd nfs_acl auth_rpcgss sunrpc fuse cbc aes_x86_64 aes_generic xts gf128mul dm_crypt dm_mod fbcon font bitblit softcursor fb kvm_intel kvm acpi_cpufreq firewire_sbp2 loop snd_hda_intel snd_pcm arc4 snd_seq_midi snd_rawmidi ecb snd_seq_midi_event snd_seq snd_timer ath5k snd_seq_device snd mac80211 soundcore firewire_ohci firewire_core thermal snd_page_alloc cfg80211 i2c_i801 crc_itu_t button processor evdev
Pid: 0, comm: swapper Not tainted 2.6.29-00003-g0be8685 #163 Macmini2,1
RIP: 0010:[<ffffffff803950f0>] [<ffffffff803950f0>] ioread32+0xf/0x32
RSP: 0018:ffffffff807dfc30 EFLAGS: 00000296
RAX: 0000000000000000 RBX: ffffffff807dfc30 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88007cb51a68 RDI: ffffc200109e8094
RBP: ffffffff8020d033 R08: ffffffff8070a600 R09: 0000000000000064
R10: ffffffff807dfd60 R11: ffff88007cb51980 R12: ffffffff807dfbb0
R13: ffff88007c916000 R14: 000000000076b647 R15: ffffffff8051966c
FS: 0000000000000000(0000) GS:ffffffff807e8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00007feefddbb0d0 CR3: 000000007a74e000 CR4: 00000000000026e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
<IRQ> [<ffffffffa009a884>] ? ath5k_hw_update_mib_counters+0xd9/0x15a [ath5k]
[<ffffffffa00a0707>] ? ath5k_intr+0x24c/0x2bd [ath5k]
[<ffffffff8021dcfb>] ? lapic_timer_broadcast+0x18/0x1a
[<ffffffff8025f22c>] ? tick_handle_oneshot_broadcast+0xf3/0x101
[<ffffffff80278e07>] ? handle_IRQ_event+0x33/0x6a
[<ffffffff8027a248>] ? handle_fasteoi_irq+0x9b/0xe0
[<ffffffff8027a1a3>] ? handle_edge_irq+0x126/0x130
[<ffffffff80519565>] ? __irqentry_text_start+0x75/0xe9
[<ffffffff8020cdd3>] ? ret_from_intr+0x0/0x29
[<ffffffff804a6b19>] ? neigh_timer_handler+0x0/0x31b
[<ffffffff8024a038>] ? round_jiffies_common+0x28/0x5a
[<ffffffff804a593e>] ? neigh_periodic_timer+0x146/0x191
[<ffffffff8024a0b5>] ? round_jiffies+0x18/0x1a
[<ffffffff804a5955>] ? neigh_periodic_timer+0x15d/0x191
[<ffffffff804a57f8>] ? neigh_periodic_timer+0x0/0x191
[<ffffffff8024a4e7>] ? run_timer_softirq+0x19c/0x21d
[<ffffffff8024679a>] ? __do_softirq+0x8f/0x159
[<ffffffff8020d65c>] ? call_softirq+0x1c/0x28
[<ffffffff8020e6f1>] ? do_softirq+0x49/0x94
[<ffffffff8024647c>] ? irq_exit+0x44/0x7e
[<ffffffff805195b8>] ? __irqentry_text_start+0xc8/0xe9
[<ffffffff8020cdd3>] ? ret_from_intr+0x0/0x29
<EOI> [<ffffffff80260174>] ? tick_nohz_restart_sched_tick+0x140/0x149
[<ffffffff80260146>] ? tick_nohz_restart_sched_tick+0x112/0x149
[<ffffffff8020b2d0>] ? cpu_idle+0x98/0x9f
[<ffffffff80501157>] ? rest_init+0x6b/0x6d
Hardware:
ath5k phy0: Atheros AR5414 chip found (MAC: 0xa3, PHY: 0x61)
02:00.0 Ethernet controller [0200]: Atheros Communications Inc. AR242x 802.11abg Wireless PCI Express Adapter [168c:001c] (rev 01)
Subsystem: Apple Computer Inc. Device [106b:0086]
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 256 bytes
Interrupt: pin A routed to IRQ 17
Region 0: Memory at 90100000 (64-bit, non-prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: ath5k
--
Paul Collins
Wellington, New Zealand
Dag vijandelijk luchtschip de huismeester is dood
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