wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1962 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 21, name: kworker/u4:1 4 locks held by kworker/u4:1/21: #0: ffff888020aa2938 ((wq_completion)phy10){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888020aa2938 ((wq_completion)phy10){+.+.}-{0:0}, at: atomic64_set include/asm-generic/atomic-instrumented.h:856 [inline] #0: ffff888020aa2938 ((wq_completion)phy10){+.+.}-{0:0}, at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline] #0: ffff888020aa2938 ((wq_completion)phy10){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:616 [inline] #0: ffff888020aa2938 ((wq_completion)phy10){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:643 [inline] #0: ffff888020aa2938 ((wq_completion)phy10){+.+.}-{0:0}, at: process_one_work+0x821/0x15a0 kernel/workqueue.c:2243 #1: ffffc90000dbfda8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x854/0x15a0 kernel/workqueue.c:2247 #2: ffff888023f1cd00 ( &wdev->mtx ){+.+.}-{3:3} , at: sdata_lock net/mac80211/ieee80211_i.h:1015 [inline] , at: ieee80211_ibss_work+0x93/0xe80 net/mac80211/ibss.c:1683 #3: ffffffff8b3372a0 ( rcu_read_lock ){....}-{1:2} , at: sta_info_insert_finish net/mac80211/sta_info.c:644 [inline] , at: sta_info_insert_rcu+0x680/0x2ba0 net/mac80211/sta_info.c:732 Preemption disabled at: [] __mutex_lock_common kernel/locking/mutex.c:955 [inline] [] __mutex_lock+0x10f/0x10e0 kernel/locking/mutex.c:1103 CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.10.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy10 ieee80211_iface_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x163 lib/dump_stack.c:118 ___might_sleep.cold+0x1e8/0x22e kernel/sched/core.c:7298 sta_info_move_state+0x32/0x8d0 net/mac80211/sta_info.c:1962 sta_info_free+0x65/0x3b0 net/mac80211/sta_info.c:274 sta_info_insert_rcu+0x303/0x2ba0 net/mac80211/sta_info.c:738 ieee80211_ibss_finish_sta+0x212/0x390 net/mac80211/ibss.c:592 ieee80211_ibss_work+0x2c7/0xe80 net/mac80211/ibss.c:1700 ieee80211_iface_work+0x91f/0xa90 net/mac80211/iface.c:1443 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418 kthread+0x3af/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296