Re: 3.3.0-rc6-next-20120305 - iwlwifi BUG sleeping function calledfrom invalid context (2 similar ones)

[Johannes Berg]

On Wed, 2012-03-07 at 08:24 -0500, Valdis.Kletnieks@xxxxxx wrote:
> Seen in my dmesg, 3.3.0-rc6-next20120305.  Dell Latitude E6500,
> Intel 5100 wireless card.  Seems to be pretty reproducible.
> 
> Have hit this one 368 times in 10 hours of uptime:
> 
> [  159.765059] wlan0: authenticate with d8:c7:c8:81:98:f0
> [  159.767884] wlan0: send auth to d8:c7:c8:81:98:f0 (try 1/3)
> [  159.769451] wlan0: authenticated
> [  159.769870] wlan0: waiting for beacon from d8:c7:c8:81:98:f0
> [  159.881293] wlan0: associate with d8:c7:c8:81:98:f0 (try 1/3)
> [  159.883470] wlan0: RX AssocResp from d8:c7:c8:81:98:f0 (capab=0x511 status=0 aid=4)
> [  159.883474] wlan0: associated
> [  159.890205] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
> [  164.620017] BUG: sleeping function called from invalid context at drivers/net/wireless/iwlwifi/iwl-trans.h:459

Yeah, thanks for the report -- it's an erroneous might_sleep() in a
function that can't and won't sleep. There's a patch on the way to
remove it.

johannes

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