wlan1: authenticate with 08:02:11:00:00:00 wlan1: No legacy rates in association response ============================= WARNING: suspicious RCU usage 6.1.138-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/0:8/4819: #0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7a1/0x1160 kernel/workqueue.c:2267 #1: ffffc900033b7d00 ((work_completion)(&rdev->conn_work)){+.+.}-{0:0}, at: process_one_work+0x7a1/0x1160 kernel/workqueue.c:2267 #2: ffff88807ce387c8 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:5639 [inline] #2: ffff88807ce387c8 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_conn_work+0xb1/0x410 net/wireless/sme.c:253 #3: ffff888057124d40 (&wdev->mtx){+.+.}-{3:3}, at: wdev_lock net/wireless/core.h:231 [inline] #3: ffff888057124d40 (&wdev->mtx){+.+.}-{3:3}, at: cfg80211_conn_work+0x13d/0x410 net/wireless/sme.c:259 stack backtrace: CPU: 0 PID: 4819 Comm: kworker/0:8 Not tainted 6.1.138-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: events cfg80211_conn_work Call Trace: dump_stack_lvl+0x168/0x22e lib/dump_stack.c:106 lockdep_rcu_suspicious+0x1dd/0x300 kernel/locking/lockdep.c:6611 sta_remove_link+0x356/0x4b0 net/mac80211/sta_info.c:360 sta_info_free+0x50/0x670 net/mac80211/sta_info.c:405 ieee80211_prep_connection+0xf5e/0x1420 net/mac80211/mlme.c:-1 ieee80211_mgd_auth+0xc3f/0x1200 net/mac80211/mlme.c:6756 rdev_auth net/wireless/rdev-ops.h:473 [inline] cfg80211_mlme_auth+0x5e6/0x9f0 net/wireless/mlme.c:285 cfg80211_conn_do_work+0x3f1/0xc30 net/wireless/sme.c:182 cfg80211_conn_work+0x2c0/0x410 net/wireless/sme.c:274 process_one_work+0x898/0x1160 kernel/workqueue.c:2292 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295