------------[ cut here ]------------ WARNING: CPU: 1 PID: 19299 at net/mac80211/sta_info.c:547 sta_info_insert_check+0x48/0xc4 net/mac80211/sta_info.c:547 Modules linked in: CPU: 1 PID: 19299 Comm: kworker/u4:4 Not tainted 5.11.0-rc7-syzkaller-00002-ge0756cfc7d7c #0 Hardware name: linux,dummy-virt (DT) Workqueue: phy9 ieee80211_iface_work pstate: 40400009 (nZcv daif +PAN -UAO -TCO BTYPE=--) pc : sta_info_insert_check+0x48/0xc4 net/mac80211/sta_info.c:547 lr : sta_info_insert_rcu+0x30/0x8c net/mac80211/sta_info.c:725 sp : ffff8000160d3780 x29: ffff8000160d3780 x28: f1ff00002a25500e x27: fcff000029eea150 x26: f1ff00002a255004 x25: fcff000029ee8800 x24: 0000000000000000 x23: fcff000029ee8800 x22: fcff000029ee8800 x21: fcff000029ee8df0 x20: f0ff00002a070940 x19: faff000029ff6000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000002 x14: f4ff00002a07e098 x13: 000000000000044b x12: f0ff00002a070940 x11: 000000000000000c x10: 0000000000000000 x9 : fcff000029eebb90 x8 : 0000000000000fff x7 : 0000000000000000 x6 : f0ff00002a070940 x5 : 0000000000000fff x4 : 0000000000000000 x3 : 0000000000000000 x2 : 00000000ffeeffff x1 : 00000000ffffffff x0 : 00000000ffeefdf7 Call trace: sta_info_insert_check+0x48/0xc4 net/mac80211/sta_info.c:547 sta_info_insert_rcu+0x30/0x8c net/mac80211/sta_info.c:725 ieee80211_ibss_finish_sta+0x84/0x140 net/mac80211/ibss.c:592 ieee80211_ibss_add_sta+0xd8/0x140 net/mac80211/ibss.c:650 ieee80211_update_sta_info net/mac80211/ibss.c:1034 [inline] ieee80211_rx_bss_info net/mac80211/ibss.c:1124 [inline] ieee80211_rx_mgmt_probe_beacon+0x3cc/0x574 net/mac80211/ibss.c:1615 ieee80211_ibss_rx_queued_mgmt+0x174/0x380 net/mac80211/ibss.c:1642 ieee80211_iface_work+0x234/0x340 net/mac80211/iface.c:1423 process_one_work+0x1d8/0x360 kernel/workqueue.c:2275 worker_thread+0x70/0x434 kernel/workqueue.c:2421 kthread+0x174/0x180 kernel/kthread.c:292 ret_from_fork+0x10/0x34 arch/arm64/kernel/entry.S:958