Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.2' (ECDSA) to the list of known hosts. syzkaller login: [ 56.913167][ T6866] IPVS: ftp: loaded support on port[0] = 21 [ 56.993075][ T294] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.016564][ T294] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 57.037270][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 57.047841][ T72] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.057105][ T72] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 57.066151][ T6900] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.081534][ T72] ------------[ cut here ]------------ [ 57.089076][ T72] WARNING: CPU: 0 PID: 72 at net/mac80211/sta_info.c:529 sta_info_insert_rcu+0x27a/0x2ba0 [ 57.100089][ T72] Kernel panic - not syncing: panic_on_warn set ... [ 57.107117][ T72] CPU: 0 PID: 72 Comm: kworker/u4:3 Not tainted 5.9.0-rc6-syzkaller #0 [ 57.115343][ T72] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.125978][ T72] Workqueue: phy4 ieee80211_iface_work [ 57.131517][ T72] Call Trace: [ 57.134862][ T72] dump_stack+0x198/0x1fd [ 57.139300][ T72] panic+0x382/0x7fb [ 57.143183][ T72] ? __warn_printk+0xf3/0xf3 [ 57.147771][ T72] ? printk+0xba/0xed [ 57.151858][ T72] ? log_store.cold+0x16/0x16 [ 57.156528][ T72] ? __warn.cold+0x5/0x4b [ 57.160843][ T72] ? __warn+0xd6/0x1f2 [ 57.165135][ T72] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 57.170548][ T72] __warn.cold+0x20/0x4b [ 57.174986][ T72] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 57.180355][ T72] report_bug+0x1bd/0x210 [ 57.184681][ T72] handle_bug+0x38/0x90 [ 57.188962][ T72] exc_invalid_op+0x14/0x40 [ 57.193507][ T72] asm_exc_invalid_op+0x12/0x20 [ 57.198399][ T72] RIP: 0010:sta_info_insert_rcu+0x27a/0x2ba0 [ 57.204423][ T72] Code: 24 e8 3a 79 b8 f9 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c7 89 c6 e8 44 75 b8 f9 45 84 ff 0f 84 c5 00 00 00 e8 16 79 b8 f9 <0f> 0b 41 bd ea ff ff ff e8 09 79 b8 f9 48 8b bd 30 ff ff ff e8 ed [ 57.224289][ T72] RSP: 0018:ffffc90001017958 EFLAGS: 00010293 [ 57.230413][ T72] RAX: 0000000000000000 RBX: ffff888093338c00 RCX: ffffffff87bdc51c [ 57.239283][ T72] RDX: ffff8880a9394040 RSI: ffffffff87bdc52a RDI: 0000000000000001 [ 57.247389][ T72] RBP: ffffc90001017aa0 R08: 0000000000000000 R09: ffff88809333925f [ 57.255476][ T72] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000500177e9 [ 57.263639][ T72] R13: ffff8880a8916048 R14: ffff8880a8916000 R15: 0000000000000001 [ 57.272195][ T72] ? sta_info_insert_rcu+0x26c/0x2ba0 [ 57.277573][ T72] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 57.282995][ T72] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 57.288504][ T72] ? find_held_lock+0x2d/0x110 [ 57.293343][ T72] ? rate_control_rate_init+0x2d3/0x5b0 [ 57.298890][ T72] ? sta_info_alloc+0x1f90/0x1f90 [ 57.303906][ T72] ? __local_bh_enable_ip+0x10f/0x1f0 [ 57.309271][ T72] ? rate_control_rate_init+0x2bb/0x5b0 [ 57.314901][ T72] ? rate_control_rate_init+0x306/0x5b0 [ 57.320529][ T72] ieee80211_ibss_finish_sta+0x212/0x390 [ 57.326157][ T72] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 57.332220][ T72] ? __local_bh_enable_ip+0x10f/0x1f0 [ 57.337671][ T72] ? check_preemption_disabled+0x50/0x130 [ 57.343521][ T72] ? __local_bh_enable_ip+0x10f/0x1f0 [ 57.348884][ T72] ? ieee80211_ibss_work+0x2bf/0xe80 [ 57.354249][ T72] ieee80211_ibss_work+0x2c7/0xe80 [ 57.359545][ T72] ? mark_lock+0x82/0x1660 [ 57.364055][ T72] ? ieee80211_ibss_rx_queued_mgmt+0x1640/0x1640 [ 57.370749][ T72] ? mark_held_locks+0x9f/0xe0 [ 57.375558][ T72] ? check_preemption_disabled+0x50/0x130 [ 57.381398][ T72] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 57.387206][ T72] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 57.393515][ T72] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 57.399404][ T72] ? lockdep_hardirqs_on+0x53/0x100 [ 57.404734][ T72] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 57.410709][ T72] ieee80211_iface_work+0x7d2/0x8f0 [ 57.416467][ T72] process_one_work+0x94c/0x1670 [ 57.421613][ T72] ? lock_release+0x8f0/0x8f0 [ 57.426441][ T72] ? pwq_dec_nr_in_flight+0x320/0x320 [ 57.432224][ T72] ? rwlock_bug.part.0+0x90/0x90 [ 57.437207][ T72] ? lockdep_hardirqs_off+0x96/0xd0 [ 57.442618][ T72] worker_thread+0x64c/0x1120 [ 57.447439][ T72] ? __kthread_parkme+0x13f/0x1e0 [ 57.452543][ T72] ? process_one_work+0x1670/0x1670 [ 57.457803][ T72] kthread+0x3b5/0x4a0 [ 57.461865][ T72] ? __kthread_bind_mask+0xc0/0xc0 [ 57.466974][ T72] ret_from_fork+0x1f/0x30 [ 57.472907][ T72] Kernel Offset: disabled [ 57.477430][ T72] Rebooting in 86400 seconds..