Messages in this thread | | | Date | Mon, 7 Jun 2010 14:25:44 -0400 | Subject | 2.6.35-rc2-git1 - net/mac80211/sta_info.c:125 invoked rcu_dereference_check() without protection! | From | Miles Lane <> |
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[ 43.478812] [ INFO: suspicious rcu_dereference_check() usage. ] [ 43.478815] --------------------------------------------------- [ 43.478820] net/mac80211/sta_info.c:125 invoked rcu_dereference_check() without protection! [ 43.478824] [ 43.478824] other info that might help us debug this: [ 43.478826] [ 43.478829] [ 43.478830] rcu_scheduler_active = 1, debug_locks = 1 [ 43.478834] no locks held by NetworkManager/4017. [ 43.478836] [ 43.478837] stack backtrace: [ 43.478842] Pid: 4017, comm: NetworkManager Not tainted 2.6.35-rc2-git1 #8 [ 43.478846] Call Trace: [ 43.478849] <IRQ> [<ffffffff81064e9c>] lockdep_rcu_dereference+0x9d/0xa5 [ 43.478876] [<ffffffffa010cb3c>] sta_info_get_bss+0x71/0x12d [mac80211] [ 43.478889] [<ffffffffa010cc0d>] ieee80211_find_sta+0x15/0x2f [mac80211] [ 43.478902] [<ffffffffa019ae16>] iwlagn_tx_queue_reclaim+0xe7/0x1bb [iwlagn] [ 43.478909] [<ffffffff8106530b>] ? mark_lock+0x2d/0x262 [ 43.478920] [<ffffffffa019e270>] iwlagn_rx_reply_tx+0x4cd/0x58a [iwlagn] [ 43.478928] [<ffffffff811ca313>] ? is_swiotlb_buffer+0x2e/0x3b [ 43.478937] [<ffffffffa0192ec2>] iwl_rx_handle+0x161/0x2bf [iwlagn] [ 43.478946] [<ffffffffa019370a>] iwl_irq_tasklet+0x2eb/0x408 [iwlagn] [ 43.478953] [<ffffffff8103f892>] tasklet_action+0xa7/0x10f [ 43.478960] [<ffffffff810404cf>] __do_softirq+0x148/0x25a [ 43.478966] [<ffffffff8100314c>] call_softirq+0x1c/0x28 [ 43.478972] [<ffffffff81004d20>] do_softirq+0x38/0x80 [ 43.478977] [<ffffffff8103ffd0>] irq_exit+0x45/0x94 [ 43.478983] [<ffffffff81004465>] do_IRQ+0xad/0xc4 [ 43.478989] [<ffffffff813ca3d3>] ret_from_intr+0x0/0xf [ 43.478993] <EOI>
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