wlan1: authenticate with 08:02:11:00:00:00 wlan1: No legacy rates in association response ============================= WARNING: suspicious RCU usage 6.1.80-syzkaller #0 Not tainted ----------------------------- net/mac80211/sta_info.c:361 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 4 locks held by kworker/0:0/20126: #0: ffff888012470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7a9/0x11d0 kernel/workqueue.c:2267 #1: ffffc9000ca2fd20 ((work_completion)(&rdev->conn_work)){+.+.}-{0:0}, at: process_one_work+0x7a9/0x11d0 kernel/workqueue.c:2267 #2: ffff8880a4b607c8 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:5639 [inline] #2: ffff8880a4b607c8 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_conn_work+0xbe/0x500 net/wireless/sme.c:252 #3: ffff888097f94d40 (&wdev->mtx){+.+.}-{3:3}, at: wdev_lock net/wireless/core.h:231 [inline] #3: ffff888097f94d40 (&wdev->mtx){+.+.}-{3:3}, at: cfg80211_conn_work+0x13e/0x500 net/wireless/sme.c:258 stack backtrace: CPU: 0 PID: 20126 Comm: kworker/0:0 Not tainted 6.1.80-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Workqueue: events cfg80211_conn_work Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 lockdep_rcu_suspicious+0x21c/0x330 kernel/locking/lockdep.c:6592 sta_remove_link+0x353/0x4a0 net/mac80211/sta_info.c:360 sta_info_free+0x4f/0x750 net/mac80211/sta_info.c:405 ieee80211_prep_connection+0xda4/0x1150 ieee80211_mgd_auth+0xbaf/0x1150 net/mac80211/mlme.c:6755 rdev_auth net/wireless/rdev-ops.h:469 [inline] cfg80211_mlme_auth+0x587/0x9b0 net/wireless/mlme.c:285 cfg80211_conn_do_work+0x47c/0xdd0 net/wireless/sme.c:181 cfg80211_conn_work+0x2a1/0x500 net/wireless/sme.c:273 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306