[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.129' (ECDSA) to the list of known hosts. syzkaller login: [ 58.927458][ T6854] IPVS: ftp: loaded support on port[0] = 21 [ 59.076583][ T279] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.086305][ T279] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.096334][ T2640] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 59.123854][ T279] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.131828][ T279] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.140562][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.163251][ T279] ------------[ cut here ]------------ [ 59.179989][ T279] WARNING: CPU: 1 PID: 279 at net/mac80211/sta_info.c:529 sta_info_insert_rcu+0x27a/0x2ba0 [ 59.191414][ T279] Kernel panic - not syncing: panic_on_warn set ... [ 59.198002][ T279] CPU: 1 PID: 279 Comm: kworker/u4:5 Not tainted 5.9.0-rc6-syzkaller #0 [ 59.206299][ T279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.216351][ T279] Workqueue: phy3 ieee80211_iface_work [ 59.221880][ T279] Call Trace: [ 59.225158][ T279] dump_stack+0x198/0x1fd [ 59.229473][ T279] panic+0x382/0x7fb [ 59.233356][ T279] ? __warn_printk+0xf3/0xf3 [ 59.237931][ T279] ? printk+0xba/0xed [ 59.241895][ T279] ? log_store.cold+0x16/0x16 [ 59.246556][ T279] ? __warn.cold+0x5/0x4b [ 59.250904][ T279] ? __warn+0xd6/0x1f2 [ 59.254954][ T279] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 59.260304][ T279] __warn.cold+0x20/0x4b [ 59.264532][ T279] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 59.269881][ T279] report_bug+0x1bd/0x210 [ 59.274198][ T279] handle_bug+0x38/0x90 [ 59.278338][ T279] exc_invalid_op+0x14/0x40 [ 59.282821][ T279] asm_exc_invalid_op+0x12/0x20 [ 59.287650][ T279] RIP: 0010:sta_info_insert_rcu+0x27a/0x2ba0 [ 59.293608][ T279] Code: 24 e8 8a 3b b6 f9 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c7 89 c6 e8 94 37 b6 f9 45 84 ff 0f 84 c5 00 00 00 e8 66 3b b6 f9 <0f> 0b 41 bd ea ff ff ff e8 59 3b b6 f9 48 8b bd 30 ff ff ff e8 3d [ 59.313276][ T279] RSP: 0018:ffffc90001cd7958 EFLAGS: 00010293 [ 59.319317][ T279] RAX: 0000000000000000 RBX: ffff8880881c0c00 RCX: ffffffff87c002cc [ 59.327274][ T279] RDX: ffff8880a856e4c0 RSI: ffffffff87c002da RDI: 0000000000000001 [ 59.335221][ T279] RBP: ffffc90001cd7aa0 R08: 0000000000000000 R09: ffff8880881c125f [ 59.343167][ T279] R10: 0000000000000000 R11: 000000000009f7b8 R12: 00000000bd723777 [ 59.351120][ T279] R13: ffff8880a7d84048 R14: ffff8880a7d84000 R15: 0000000000000001 [ 59.359081][ T279] ? sta_info_insert_rcu+0x26c/0x2ba0 [ 59.364430][ T279] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 59.369798][ T279] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 59.375151][ T279] ? find_held_lock+0x2d/0x110 [ 59.379914][ T279] ? rate_control_rate_init+0x2d3/0x5b0 [ 59.385444][ T279] ? sta_info_alloc+0x1f90/0x1f90 [ 59.390444][ T279] ? __local_bh_enable_ip+0x10f/0x1f0 [ 59.395807][ T279] ? rate_control_rate_init+0x2bb/0x5b0 [ 59.401359][ T279] ? rate_control_rate_init+0x306/0x5b0 [ 59.406883][ T279] ieee80211_ibss_finish_sta+0x212/0x390 [ 59.412510][ T279] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 59.418566][ T279] ? __local_bh_enable_ip+0x10f/0x1f0 [ 59.423916][ T279] ? check_preemption_disabled+0x50/0x130 [ 59.429610][ T279] ? __local_bh_enable_ip+0x10f/0x1f0 [ 59.434976][ T279] ? ieee80211_ibss_work+0x2bf/0xe80 [ 59.440240][ T279] ieee80211_ibss_work+0x2c7/0xe80 [ 59.445335][ T279] ? mark_lock+0x82/0x1660 [ 59.449744][ T279] ? ieee80211_ibss_rx_queued_mgmt+0x1640/0x1640 [ 59.456050][ T279] ? mark_held_locks+0x9f/0xe0 [ 59.460789][ T279] ? check_preemption_disabled+0x50/0x130 [ 59.467717][ T279] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 59.473501][ T279] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 59.479480][ T279] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 59.485444][ T279] ? lockdep_hardirqs_on+0x53/0x100 [ 59.490620][ T279] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 59.496405][ T279] ieee80211_iface_work+0x7d2/0x8f0 [ 59.501585][ T279] process_one_work+0x94c/0x1670 [ 59.506505][ T279] ? lock_release+0x8f0/0x8f0 [ 59.511175][ T279] ? pwq_dec_nr_in_flight+0x320/0x320 [ 59.516525][ T279] ? rwlock_bug.part.0+0x90/0x90 [ 59.521438][ T279] ? lockdep_hardirqs_off+0x96/0xd0 [ 59.526724][ T279] worker_thread+0x64c/0x1120 [ 59.531385][ T279] ? process_one_work+0x1670/0x1670 [ 59.536561][ T279] kthread+0x3b5/0x4a0 [ 59.540606][ T279] ? __kthread_bind_mask+0xc0/0xc0 [ 59.545697][ T279] ret_from_fork+0x1f/0x30 [ 59.551551][ T279] Kernel Offset: disabled [ 59.555929][ T279] Rebooting in 86400 seconds..