[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.210' (ECDSA) to the list of known hosts. syzkaller login: [ 60.136802][ T6862] IPVS: ftp: loaded support on port[0] = 21 [ 60.223151][ T58] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.249304][ T58] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.258261][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 60.301076][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.315757][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.325769][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 60.339757][ T58] ------------[ cut here ]------------ [ 60.345587][ T58] WARNING: CPU: 1 PID: 58 at net/mac80211/sta_info.c:529 sta_info_insert_rcu+0x27a/0x2ba0 [ 60.356094][ T58] Kernel panic - not syncing: panic_on_warn set ... [ 60.362724][ T58] CPU: 1 PID: 58 Comm: kworker/u4:2 Not tainted 5.9.0-rc3-syzkaller #0 [ 60.370933][ T58] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.380970][ T58] Workqueue: phy4 ieee80211_iface_work [ 60.386398][ T58] Call Trace: [ 60.389695][ T58] dump_stack+0x198/0x1fd [ 60.394008][ T58] panic+0x382/0x7fb [ 60.397911][ T58] ? __warn_printk+0xf3/0xf3 [ 60.402480][ T58] ? printk+0xba/0xed [ 60.406435][ T58] ? log_store.cold+0x16/0x16 [ 60.411100][ T58] ? __warn.cold+0x5/0x4b [ 60.415468][ T58] ? __warn+0xd6/0x1f2 [ 60.419543][ T58] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.424903][ T58] __warn.cold+0x20/0x4b [ 60.429129][ T58] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.434482][ T58] report_bug+0x1bd/0x210 [ 60.438787][ T58] handle_bug+0x38/0x90 [ 60.442916][ T58] exc_invalid_op+0x14/0x40 [ 60.447402][ T58] asm_exc_invalid_op+0x12/0x20 [ 60.452227][ T58] RIP: 0010:sta_info_insert_rcu+0x27a/0x2ba0 [ 60.458188][ T58] Code: 24 e8 ca 84 b8 f9 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c7 89 c6 e8 d4 80 b8 f9 45 84 ff 0f 84 c5 00 00 00 e8 a6 84 b8 f9 <0f> 0b 41 bd ea ff ff ff e8 99 84 b8 f9 48 8b bd 30 ff ff ff e8 fd [ 60.477777][ T58] RSP: 0018:ffffc90000f57958 EFLAGS: 00010293 [ 60.483815][ T58] RAX: 0000000000000000 RBX: ffff8880a8e3cc00 RCX: ffffffff87bda84c [ 60.491774][ T58] RDX: ffff8880a92502c0 RSI: ffffffff87bda85a RDI: 0000000000000001 [ 60.499734][ T58] RBP: ffffc90000f57aa0 R08: 0000000000000000 R09: ffff8880a8e3d25f [ 60.508995][ T58] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000500177e9 [ 60.516939][ T58] R13: ffff8880a96c8048 R14: ffff8880a96c8000 R15: 0000000000000001 [ 60.524904][ T58] ? sta_info_insert_rcu+0x26c/0x2ba0 [ 60.530257][ T58] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.535619][ T58] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.540970][ T58] ? find_held_lock+0x2d/0x110 [ 60.545716][ T58] ? rate_control_rate_init+0x2d3/0x5b0 [ 60.551245][ T58] ? sta_info_alloc+0x1f90/0x1f90 [ 60.556257][ T58] ? minstrel_ht_rate_update+0x40/0x40 [ 60.561696][ T58] ? rate_control_rate_init+0x306/0x5b0 [ 60.567219][ T58] ieee80211_ibss_finish_sta+0x212/0x390 [ 60.572829][ T58] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 60.578871][ T58] ? __local_bh_enable_ip+0x10f/0x1f0 [ 60.584214][ T58] ? check_preemption_disabled+0x50/0x130 [ 60.589906][ T58] ? __local_bh_enable_ip+0x10f/0x1f0 [ 60.595266][ T58] ? ieee80211_ibss_work+0x2bf/0xe80 [ 60.600527][ T58] ieee80211_ibss_work+0x2c7/0xe80 [ 60.605631][ T58] ? mark_lock+0xbc/0x17f0 [ 60.610037][ T58] ? ieee80211_ibss_rx_queued_mgmt+0x1640/0x1640 [ 60.616341][ T58] ? mark_held_locks+0x9f/0xe0 [ 60.621079][ T58] ? check_preemption_disabled+0x50/0x130 [ 60.626769][ T58] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 60.632552][ T58] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 60.638507][ T58] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 60.644291][ T58] ? lockdep_hardirqs_on+0x53/0x100 [ 60.649466][ T58] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 60.655248][ T58] ieee80211_iface_work+0x7d2/0x8f0 [ 60.660428][ T58] process_one_work+0x94c/0x1670 [ 60.665342][ T58] ? lock_release+0x8f0/0x8f0 [ 60.669990][ T58] ? pwq_dec_nr_in_flight+0x320/0x320 [ 60.675360][ T58] ? rwlock_bug.part.0+0x90/0x90 [ 60.680297][ T58] ? lockdep_hardirqs_off+0x96/0xd0 [ 60.685465][ T58] worker_thread+0x64c/0x1120 [ 60.690138][ T58] ? process_one_work+0x1670/0x1670 [ 60.695324][ T58] kthread+0x3b5/0x4a0 [ 60.699369][ T58] ? __kthread_bind_mask+0xc0/0xc0 [ 60.704474][ T58] ret_from_fork+0x1f/0x30 [ 60.709963][ T58] Kernel Offset: disabled [ 60.714357][ T58] Rebooting in 86400 seconds..