Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.74' (ECDSA) to the list of known hosts. syzkaller login: [ 63.687714][ T6888] IPVS: ftp: loaded support on port[0] = 21 [ 63.771937][ T7] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.786449][ T7] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.808387][ T26] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 63.817568][ T6801] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 63.826453][ T26] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.839251][ T6801] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.860246][ T26] ------------[ cut here ]------------ [ 63.866183][ T26] WARNING: CPU: 0 PID: 26 at net/mac80211/sta_info.c:529 sta_info_insert_rcu+0x27a/0x2ba0 [ 63.879273][ T26] Kernel panic - not syncing: panic_on_warn set ... [ 63.885887][ T26] CPU: 0 PID: 26 Comm: kworker/u4:2 Not tainted 5.9.0-rc3-syzkaller #0 [ 63.894124][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.904180][ T26] Workqueue: phy4 ieee80211_iface_work [ 63.909626][ T26] Call Trace: [ 63.912912][ T26] dump_stack+0x198/0x1fd [ 63.917238][ T26] panic+0x382/0x7fb [ 63.921133][ T26] ? __warn_printk+0xf3/0xf3 [ 63.925704][ T26] ? printk+0xba/0xed [ 63.929671][ T26] ? log_store.cold+0x16/0x16 [ 63.934331][ T26] ? __warn.cold+0x5/0x4b [ 63.938654][ T26] ? __warn+0xd6/0x1f2 [ 63.942717][ T26] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 63.948071][ T26] __warn.cold+0x20/0x4b [ 63.952296][ T26] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 63.957651][ T26] report_bug+0x1bd/0x210 [ 63.961970][ T26] handle_bug+0x38/0x90 [ 63.966128][ T26] exc_invalid_op+0x14/0x40 [ 63.970620][ T26] asm_exc_invalid_op+0x12/0x20 [ 63.975457][ T26] RIP: 0010:sta_info_insert_rcu+0x27a/0x2ba0 [ 63.981439][ T26] Code: 24 e8 3a e9 ab f9 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c7 89 c6 e8 44 e5 ab f9 45 84 ff 0f 84 c5 00 00 00 e8 16 e9 ab f9 <0f> 0b 41 bd ea ff ff ff e8 09 e9 ab f9 48 8b bd 30 ff ff ff e8 1d [ 64.001329][ T26] RSP: 0018:ffffc90000e27958 EFLAGS: 00010293 [ 64.007398][ T26] RAX: 0000000000000000 RBX: ffff888092e88c00 RCX: ffffffff87ca7b2c [ 64.015389][ T26] RDX: ffff8880a9066140 RSI: ffffffff87ca7b3a RDI: 0000000000000001 [ 64.023354][ T26] RBP: ffffc90000e27aa0 R08: 0000000000000000 R09: ffff888092e8925f [ 64.031327][ T26] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000091cffce7 [ 64.039287][ T26] R13: ffff888092ff8048 R14: ffff888092ff8000 R15: 0000000000000001 [ 64.047288][ T26] ? sta_info_insert_rcu+0x26c/0x2ba0 [ 64.052656][ T26] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 64.058031][ T26] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 64.063407][ T26] ? find_held_lock+0x2d/0x110 [ 64.068160][ T26] ? rate_control_rate_init+0x2d3/0x5b0 [ 64.073698][ T26] ? sta_info_alloc+0x1f90/0x1f90 [ 64.078741][ T26] ? __local_bh_enable_ip+0x10f/0x1f0 [ 64.084097][ T26] ? rate_control_rate_init+0x2bb/0x5b0 [ 64.089723][ T26] ? rate_control_rate_init+0x306/0x5b0 [ 64.095315][ T26] ieee80211_ibss_finish_sta+0x212/0x390 [ 64.100961][ T26] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 64.107040][ T26] ? __local_bh_enable_ip+0x10f/0x1f0 [ 64.112412][ T26] ? check_preemption_disabled+0x50/0x130 [ 64.118190][ T26] ? __local_bh_enable_ip+0x10f/0x1f0 [ 64.123567][ T26] ? ieee80211_ibss_work+0x2bf/0xe80 [ 64.128887][ T26] ieee80211_ibss_work+0x2c7/0xe80 [ 64.133990][ T26] ? mark_lock+0xbc/0x17f0 [ 64.138393][ T26] ? ieee80211_ibss_rx_queued_mgmt+0x1640/0x1640 [ 64.144730][ T26] ? mark_held_locks+0x9f/0xe0 [ 64.149487][ T26] ? check_preemption_disabled+0x50/0x130 [ 64.155209][ T26] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 64.161002][ T26] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 64.166976][ T26] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 64.172778][ T26] ? lockdep_hardirqs_on+0x53/0x100 [ 64.177971][ T26] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 64.183770][ T26] ieee80211_iface_work+0x7d2/0x8f0 [ 64.188984][ T26] process_one_work+0x94c/0x1670 [ 64.193926][ T26] ? lock_release+0x8f0/0x8f0 [ 64.198615][ T26] ? pwq_dec_nr_in_flight+0x320/0x320 [ 64.203996][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 64.208940][ T26] ? lockdep_hardirqs_off+0x96/0xd0 [ 64.214132][ T26] worker_thread+0x64c/0x1120 [ 64.218806][ T26] ? __kthread_parkme+0x13f/0x1e0 [ 64.223822][ T26] ? process_one_work+0x1670/0x1670 [ 64.229007][ T26] kthread+0x3b5/0x4a0 [ 64.233068][ T26] ? __kthread_bind_mask+0xc0/0xc0 [ 64.238173][ T26] ret_from_fork+0x1f/0x30 [ 64.243734][ T26] Kernel Offset: disabled [ 64.248133][ T26] Rebooting in 86400 seconds..