Warning: Permanently added '10.128.0.22' (ED25519) to the list of known hosts. executing program [ 34.819857][ T4220] [ 34.820570][ T4220] ============================= [ 34.821789][ T4220] WARNING: suspicious RCU usage [ 34.823045][ T4220] 6.1.83-syzkaller #0 Not tainted [ 34.824393][ T4220] ----------------------------- [ 34.825640][ T4220] net/mac80211/sta_info.c:361 suspicious rcu_dereference_protected() usage! [ 34.827790][ T4220] [ 34.827790][ T4220] other info that might help us debug this: [ 34.827790][ T4220] [ 34.830334][ T4220] [ 34.830334][ T4220] rcu_scheduler_active = 2, debug_locks = 1 [ 34.832320][ T4220] 3 locks held by syz-executor217/4220: [ 34.833866][ T4220] #0: ffff800017e7a930 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 [ 34.836138][ T4220] #1: ffff0000d0a007c8 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: nl80211_pre_doit+0x484/0x764 [ 34.838652][ T4220] #2: ffff0000d08d0d40 (&wdev->mtx){+.+.}-{3:3}, at: nl80211_new_station+0x1434/0x1c64 [ 34.841278][ T4220] [ 34.841278][ T4220] stack backtrace: [ 34.842841][ T4220] CPU: 0 PID: 4220 Comm: syz-executor217 Not tainted 6.1.83-syzkaller #0 [ 34.845132][ T4220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 34.847756][ T4220] Call trace: [ 34.848634][ T4220] dump_backtrace+0x1c8/0x1f4 [ 34.849884][ T4220] show_stack+0x2c/0x3c [ 34.850936][ T4220] dump_stack_lvl+0x108/0x170 [ 34.852174][ T4220] dump_stack+0x1c/0x5c [ 34.853269][ T4220] lockdep_rcu_suspicious+0x260/0x464 [ 34.854726][ T4220] sta_remove_link+0x38c/0x474 [ 34.855985][ T4220] sta_info_free+0x68/0x2ec [ 34.857144][ T4220] ieee80211_add_station+0x308/0x4e4 [ 34.858522][ T4220] rdev_add_station+0x158/0x3e0 [ 34.859771][ T4220] nl80211_new_station+0x1500/0x1c64 [ 34.861188][ T4220] genl_rcv_msg+0x948/0xc2c [ 34.862401][ T4220] netlink_rcv_skb+0x20c/0x3b8 [ 34.863583][ T4220] genl_rcv+0x38/0x50 [ 34.864607][ T4220] netlink_unicast+0x65c/0x898 [ 34.865878][ T4220] netlink_sendmsg+0x834/0xb18 [ 34.867109][ T4220] ____sys_sendmsg+0x55c/0x848 [ 34.868425][ T4220] __sys_sendmsg+0x26c/0x33c [ 34.869642][ T4220] __arm64_sys_sendmsg+0x80/0x94 [ 34.870905][ T4220] invoke_syscall+0x98/0x2c0 [ 34.872056][ T4220] el0_svc_common+0x138/0x258 [ 34.873323][ T4220] do_el0_svc+0x64/0x218 [ 34.874461][ T4220] el0_svc+0x58/0x168 [ 34.875486][ T4220] el0t_64_sync_handler+0x84/0xf0 [ 34.876820][ T4220] el0t_64_sync+0x18c/0x190