I have updated my "Linus" tree to the latest state as of Jan. 9, 2011. Uname -r
reports
2.6.37-Linus-03737-g0c21e3a-dirty
The logged messages are listed below.
Thanks,
Larry
=======================================================================
[ 25.660371] =================================
[ 25.660376] [ INFO: inconsistent lock state ]
[ 25.660379] 2.6.37-Linus-03737-g0c21e3a-dirty #251
[ 25.660382] ---------------------------------
[ 25.660384] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage.
[ 25.660388] kworker/0:0/0 [HC1[1]:SC0[0]:HE0:SE1] takes:
[ 25.660390] (&(&list->lock)->rlock#5){?.-...}, at: [<ffffffff812a2746>]
skb_queue_tail+0x26/0x60
[ 25.660401] {HARDIRQ-ON-W} state was registered at:
[ 25.660403] [<ffffffff8107f305>] __lock_acquire+0xb25/0x1cc0
[ 25.660409] [<ffffffff81080a73>] lock_acquire+0x93/0x130
[ 25.660413] [<ffffffff813446cc>] _raw_spin_lock+0x2c/0x40
[ 25.660418] [<ffffffffa02b3777>] ieee80211_rx_handlers+0x27/0x1c80 [mac80211]
[ 25.660444] [<ffffffffa02b5608>]
ieee80211_prepare_and_rx_handle+0x238/0x900 [mac80211]
[ 25.660455] [<ffffffffa02b5fea>] ieee80211_rx+0x31a/0x940 [mac80211]
[ 25.660465] [<ffffffffa029cd51>] ieee80211_tasklet_handler+0xc1/0xd0 [mac80211]
[ 25.660474] [<ffffffff8104f993>] tasklet_action+0x73/0x120
[ 25.660479] [<ffffffff8105048e>] __do_softirq+0xce/0x200
[ 25.660483] [<ffffffff81003ccc>] call_softirq+0x1c/0x30
[ 25.660488] [<ffffffff81005e25>] do_softirq+0x85/0xc0
[ 25.660492] [<ffffffff810506cd>] irq_exit+0x8d/0xa0
[ 25.660496] [<ffffffff81005971>] do_IRQ+0x61/0xe0
[ 25.660500] [<ffffffff813452d3>] ret_from_intr+0x0/0xf
[ 25.660504] [<ffffffff81179cd7>] sysfs_permission+0x47/0x80
[ 25.660510] [<ffffffff81126bfa>] link_path_walk+0x1ea/0xdb0
[ 25.660515] [<ffffffff81127568>] link_path_walk+0xb58/0xdb0
[ 25.660519] [<ffffffff81127ab6>] do_path_lookup+0x56/0x130
[ 25.660523] [<ffffffff81127f92>] user_path_at+0x52/0xa0
[ 25.660526] [<ffffffff8111e634>] vfs_fstatat+0x34/0x70
[ 25.660532] [<ffffffff8111e6a6>] vfs_stat+0x16/0x20
[ 25.660536] [<ffffffff8111ea4f>] sys_newstat+0x1f/0x40
[ 25.660540] [<ffffffff81002d7b>] system_call_fastpath+0x16/0x1b
[ 25.660546] irq event stamp: 393974
[ 25.660548] hardirqs last enabled at (393971): [<ffffffff8100c03a>]
default_idle+0x5a/0xf0
[ 25.660553] hardirqs last disabled at (393972): [<ffffffff81345227>]
save_args+0x67/0x70
[ 25.660557] softirqs last enabled at (393974): [<ffffffff810501de>]
_local_bh_enable+0xe/0x10
[ 25.660562] softirqs last disabled at (393973): [<ffffffff8105062d>]
irq_enter+0x6d/0x80
[ 25.660566]
[ 25.660567] other info that might help us debug this:
[ 25.660570] 1 lock held by kworker/0:0/0:
[ 25.660572] #0: (&(&rtlpriv->locks.irq_th_lock)->rlock){-.-...}, at:
[<ffffffffa02f0daf>] _rtl_pci_interrupt+0x5f/0x890 [rtlwifi]
[ 25.660585]
[ 25.660586] stack backtrace:
[ 25.660589] Pid: 0, comm: kworker/0:0 Tainted: G W
2.6.37-Linus-03737-g0c21e3a-dirty #251
[ 25.660592] Call Trace:
[ 25.660594] <IRQ> [<ffffffff8107e152>] ? print_usage_bug+0x182/0x1d0
[ 25.660601] [<ffffffff8107e571>] ? mark_lock+0x3d1/0x640
[ 25.660605] [<ffffffff8107f3bd>] ? __lock_acquire+0xbdd/0x1cc0
[ 25.660610] [<ffffffff811d2aae>] ? check_unmap+0x3be/0x7e0
[ 25.660615] [<ffffffff8107bc2d>] ? trace_hardirqs_off+0xd/0x10
[ 25.660619] [<ffffffff81080a73>] ? lock_acquire+0x93/0x130
[ 25.660622] [<ffffffff812a2746>] ? skb_queue_tail+0x26/0x60
[ 25.660627] [<ffffffff810af978>] ? rcu_start_gp+0x258/0x350
[ 25.660630] [<ffffffff813447cc>] ? _raw_spin_lock_irqsave+0x3c/0x60
[ 25.660634] [<ffffffff812a2746>] ? skb_queue_tail+0x26/0x60
[ 25.660637] [<ffffffff812a2746>] ? skb_queue_tail+0x26/0x60
[ 25.660647] [<ffffffffa029e166>] ? ieee80211_tx_status_irqsafe+0x36/0xb0
[mac80211]
[ 25.660653] [<ffffffffa02f0b90>] ? _rtl_pci_tx_isr+0x180/0x340 [rtlwifi]
[ 25.660659] [<ffffffffa02f0e75>] ? _rtl_pci_interrupt+0x125/0x890 [rtlwifi]
[ 25.660665] [<ffffffff810ab299>] ? handle_IRQ_event+0x49/0x170
[ 25.660670] [<ffffffff810ada52>] ? handle_fasteoi_irq+0x92/0x110
[ 25.660674] [<ffffffff81005d44>] ? handle_irq+0x44/0xa0
[ 25.660677] [<ffffffff81005968>] ? do_IRQ+0x58/0xe0
[ 25.660681] [<ffffffff813452d3>] ? ret_from_intr+0x0/0xf
[ 25.660683] <EOI> [<ffffffff8100c03c>] ? default_idle+0x5c/0xf0
[ 25.660690] [<ffffffff8100c03a>] ? default_idle+0x5a/0xf0
[ 25.660694] [<ffffffff8100c124>] ? c1e_idle+0x54/0x100
[ 25.660698] [<ffffffff810011eb>] ? cpu_idle+0x5b/0x120
[ 25.660703] [<ffffffff8133dd72>] ? start_secondary+0x190/0x194
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