[ 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. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.66' (ECDSA) to the list of known hosts. syzkaller login: [ 59.882580][ T6870] IPVS: ftp: loaded support on port[0] = 21 [ 59.972898][ T66] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.983343][ T66] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.991787][ T2629] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 60.021981][ T66] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.030515][ T66] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.041496][ T2629] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 60.059714][ T36] ------------[ cut here ]------------ [ 60.066089][ T36] WARNING: CPU: 1 PID: 36 at net/mac80211/sta_info.c:529 sta_info_insert_rcu+0x27a/0x2ba0 [ 60.076993][ T36] Kernel panic - not syncing: panic_on_warn set ... [ 60.083613][ T36] CPU: 1 PID: 36 Comm: kworker/u4:2 Not tainted 5.9.0-rc3-syzkaller #0 [ 60.091846][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.101897][ T36] Workqueue: phy4 ieee80211_iface_work [ 60.107346][ T36] Call Trace: [ 60.110625][ T36] dump_stack+0x198/0x1fd [ 60.114959][ T36] panic+0x382/0x7fb [ 60.118834][ T36] ? __warn_printk+0xf3/0xf3 [ 60.123402][ T36] ? printk+0xba/0xed [ 60.127358][ T36] ? log_store.cold+0x16/0x16 [ 60.132007][ T36] ? __warn.cold+0x5/0x4b [ 60.136315][ T36] ? __warn+0xd6/0x1f2 [ 60.140361][ T36] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.145708][ T36] __warn.cold+0x20/0x4b [ 60.149932][ T36] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.155291][ T36] report_bug+0x1bd/0x210 [ 60.159609][ T36] handle_bug+0x38/0x90 [ 60.163766][ T36] exc_invalid_op+0x14/0x40 [ 60.168245][ T36] asm_exc_invalid_op+0x12/0x20 [ 60.175502][ T36] RIP: 0010:sta_info_insert_rcu+0x27a/0x2ba0 [ 60.181462][ T36] 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 [ 60.201047][ T36] RSP: 0000:ffffc90000eb7958 EFLAGS: 00010293 [ 60.207439][ T36] RAX: 0000000000000000 RBX: ffff8880922ecc00 RCX: ffffffff87bda84c [ 60.215392][ T36] RDX: ffff8880a9186380 RSI: ffffffff87bda85a RDI: 0000000000000001 [ 60.223340][ T36] RBP: ffffc90000eb7aa0 R08: 0000000000000000 R09: ffff8880922ed25f [ 60.231287][ T36] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000b4d07db5 [ 60.239232][ T36] R13: ffff888092362048 R14: ffff888092362000 R15: 0000000000000001 [ 60.247237][ T36] ? sta_info_insert_rcu+0x26c/0x2ba0 [ 60.252589][ T36] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.257951][ T36] ? sta_info_insert_rcu+0x27a/0x2ba0 [ 60.263348][ T36] ? find_held_lock+0x2d/0x110 [ 60.268092][ T36] ? rate_control_rate_init+0x2d3/0x5b0 [ 60.273618][ T36] ? sta_info_alloc+0x1f90/0x1f90 [ 60.278628][ T36] ? __local_bh_enable_ip+0x10f/0x1f0 [ 60.283974][ T36] ? rate_control_rate_init+0x2bb/0x5b0 [ 60.289496][ T36] ? rate_control_rate_init+0x306/0x5b0 [ 60.295019][ T36] ieee80211_ibss_finish_sta+0x212/0x390 [ 60.300636][ T36] ? ieee80211_ibss_build_presp+0x15f0/0x15f0 [ 60.306689][ T36] ? __local_bh_enable_ip+0x10f/0x1f0 [ 60.312036][ T36] ? check_preemption_disabled+0x50/0x130 [ 60.317728][ T36] ? __local_bh_enable_ip+0x10f/0x1f0 [ 60.323074][ T36] ? ieee80211_ibss_work+0x2bf/0xe80 [ 60.328336][ T36] ieee80211_ibss_work+0x2c7/0xe80 [ 60.333425][ T36] ? mark_lock+0xbc/0x17f0 [ 60.337824][ T36] ? ieee80211_ibss_rx_queued_mgmt+0x1640/0x1640 [ 60.344137][ T36] ? mark_held_locks+0x9f/0xe0 [ 60.348872][ T36] ? check_preemption_disabled+0x50/0x130 [ 60.354567][ T36] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 60.360357][ T36] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 60.366703][ T36] ? _raw_spin_unlock_irqrestore+0x6f/0x90 [ 60.372489][ T36] ? lockdep_hardirqs_on+0x53/0x100 [ 60.377663][ T36] ? _raw_spin_unlock_irqrestore+0x5c/0x90 [ 60.383452][ T36] ieee80211_iface_work+0x7d2/0x8f0 [ 60.388647][ T36] process_one_work+0x94c/0x1670 [ 60.393568][ T36] ? lock_release+0x8f0/0x8f0 [ 60.398225][ T36] ? pwq_dec_nr_in_flight+0x320/0x320 [ 60.403577][ T36] ? rwlock_bug.part.0+0x90/0x90 [ 60.408501][ T36] ? lockdep_hardirqs_off+0x96/0xd0 [ 60.413693][ T36] worker_thread+0x64c/0x1120 [ 60.418367][ T36] ? __kthread_parkme+0x13f/0x1e0 [ 60.423381][ T36] ? process_one_work+0x1670/0x1670 [ 60.428565][ T36] kthread+0x3b5/0x4a0 [ 60.432620][ T36] ? __kthread_bind_mask+0xc0/0xc0 [ 60.437708][ T36] ret_from_fork+0x1f/0x30 [ 60.443247][ T36] Kernel Offset: disabled [ 60.447616][ T36] Rebooting in 86400 seconds..