Jiri Slaby wrote: > Dave Young napsal(a): >> In the drivers/net/wireless/ath5k/base.c, there's recursive locking of >> sc->lock >> This casue the kernel stuck >> >> Bug report please see: >> http://lkml.org/lkml/2008/7/29/32 >> >> Fixed it by remove the lock in sub routine "ath5k_beacon_update", >> The ath5k_config_interface is the only caller to it. >> >> [ 171.430207] ============================================= >> [ 171.432140] [ INFO: possible recursive locking detected ] >> [ 171.433113] 2.6.27-rc1-smp #4 >> [ 171.434079] --------------------------------------------- >> [ 171.435039] ath5k_pci/2447 is trying to acquire lock: >> [ 171.435990] (&sc->lock){--..}, at: [<f89ee9b5>] >> ath5k_config_interface+0xd5/0x340 [ath5k] >> [ 171.437046] [ 171.437048] but task is already holding lock: >> [ 171.438903] (&sc->lock){--..}, at: [<f89ee91d>] >> ath5k_config_interface+0x3d/0x340 [ath5k] >> [ 171.439953] [ 171.439954] other info that might help us debug this: >> [ 171.441795] 3 locks held by ath5k_pci/2447: >> [ 171.442729] #0: ((name)){--..}, at: [<c013a122>] >> run_workqueue+0x102/0x1d0 >> [ 171.443800] #1: (&(&local->scan_work)->work){--..}, at: >> [<c013a122>] run_workqueue+0x102/0x1d0 >> [ 171.444859] #2: (&sc->lock){--..}, at: [<f89ee91d>] >> ath5k_config_interface+0x3d/0x340 [ath5k] > > Should be fixed already: > http://git.kernel.org/?p=linux/kernel/git/linville/wireless-2.6.git;a=commitdiff_plain;h=bc05116ab33d30342e2b4b1bcc6d6e1184e9df97 >
I guess that didn't make it to -stable? _______________________________________________ ath5k-devel mailing list ath5k-devel@lists.ath5k.org https://lists.ath5k.org/mailman/listinfo/ath5k-devel