Re: BUG: scheduling while atomic: ifconfig/0x00000002/4170
From: Satyam Sharma <hidden>
Date: 2007-09-06 08:28:49
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On Thu, 6 Sep 2007, Herbert Xu wrote:
On Thu, Sep 06, 2007 at 10:32:33AM +0530, Satyam Sharma wrote:quoted
quoted
quoted
[ 382.529041] [<c02c8abc>] dev_close+0x24/0x67 [ 382.529052] [<e01f402b>] ieee80211_master_stop+0x4a/0x6d [mac80211]This is where the bug is. You cannot call dev_close from an atomic context as i33380211_master_stop does it within spin locks.
Doh, of course! I must be blind ... and wait_for_completion()'s might_sleep() clearly didn't trigger earlier because Florian must've had CONFIG_DEBUG_SPINLOCK_SLEEP off in his .config ...