#397: r1451 - soft lockup on AMD64
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Reporter: [EMAIL PROTECTED] | Owner:
Type: defect | Status: new
Priority: major | Milestone:
Component: madwifi: driver | Version: trunk
Keywords: soft lockup amd64 | Patch_attached: 0
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Every so often, when the system is under heavy load, the driver dies and
takes the kernel with it .
Kernel: 2.6.15-gentoo-!r5[[BR]]
Chipset: AR5212[[BR]]
Prints to dmesg:[[BR]]
{{{
BUG: soft lockup detected on CPU#0!
CPU 0:
Modules linked in: kqemu nvidia snd_pcm_oss snd_mixer_oss snd_seq_dummy
snd_seq_oss snd_usb_audio snd_usb_lib snd_hwdep wlan_scan_sta ath_pci
ath_rate_sample wlan ath_hal snd_intel8x0 snd_ac97_codec snd_ac97_bus
snd_pcm snd_page_alloc snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq
snd_timer snd_seq_device snd
Pid: 11, comm: pdflush Tainted: P M 2.6.15-gentoo-r5 #2
RIP: 0010:[<ffffffff8014dd4d>] <ffffffff8014dd4d>{__kmalloc+20}
RSP: 0018:ffffffff8056fe68 EFLAGS: 00000202
RAX: ffffffff804aa738 RBX: ffffffff8056fdb8 RCX: 0000000000000005
RDX: ffff8100024bb400 RSI: 0000000000000020 RDI: 0000000000000dc0
RBP: ffffffff8010e82c R08: 0000000000000c20 R09: ffff81004fcba070
R10: ffff81004fcba070 R11: 0000000000000246 R12: ffff81004fcba070
R13: ffffffff80110562 R14: 0000000000000000 R15: 0000000000000c80
FS: 000000000095bce0(0000) GS:ffffffff805f6800(0000)
knlGS:000000000804aba0
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000003d52000 CR3: 000000004714e000 CR4: 00000000000006e0
Call Trace: <IRQ> <ffffffff80399524>{__alloc_skb+84}
<ffffffff884b0103>{:ath_pci:ath_rxbuf_init+280}
<ffffffff884b65df>{:ath_pci:ath_rx_tasklet+1723}
<ffffffff8013075e>{tasklet_action+66}
<ffffffff801304ac>{__do_softirq+68}
<ffffffff8010f1fb>{call_softirq+31}
<ffffffff8011059d>{do_softirq+46} <ffffffff80110567>{do_IRQ+50}
<ffffffff8010e82c>{ret_from_intr+0} <EOI>
<ffffffff801649e9>{submit_bh+267}
<ffffffff80147dd3>{find_trylock_page+39}
<ffffffff80279126>{xfs_page_state_convert+1323}
<ffffffff80334282>{pre_task_out_intr+199}
<ffffffff802796b7>{linvfs_writepage+167}
<ffffffff80180a65>{mpage_writepages+448}
<ffffffff80279610>{linvfs_writepage+0}
<ffffffff8017f5e9>{__writeback_single_inode+418}
<ffffffff801292b9>{default_wake_function+0}
<ffffffff8027f429>{xfs_bdstrat_cb+51}
<ffffffff8026e6e3>{xfs_trans_first_ail+18}
<ffffffff8017fb32>{sync_sb_inodes+465}
<ffffffff8017fd83>{writeback_inodes+100}
<ffffffff8014cbec>{wb_kupdate+147} <ffffffff8014d3a0>{pdflush+296}
<ffffffff8014cb59>{wb_kupdate+0} <ffffffff8014d278>{pdflush+0}
<ffffffff8013cc6a>{kthread+207} <ffffffff8010ed6a>{child_rip+8}
<ffffffff8013cc96>{keventd_create_kthread+0}
<ffffffff8013cb9b>{kthread+0}
<ffffffff8010ed62>{child_rip+0}
}}}
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Ticket URL: <http://madwifi.org/ticket/397>
MadWifi <http://madwifi.org/>
Multiband Atheros Driver for Wireless Fidelity
