Warning: Permanently added '10.128.0.215' (ECDSA) to the list of known hosts. syzkaller login: [ 32.350968] IPVS: ftp: loaded support on port[0] = 21 [ 32.414037] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 32.421865] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 32.438548] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 32.453346] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready executing program [ 32.459626] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 32.472395] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 32.479939] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 32.486629] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 32.502713] ------------[ cut here ]------------ [ 32.507999] WARNING: CPU: 1 PID: 3585 at net/mac80211/sta_info.c:476 sta_info_insert_rcu.cold+0x29/0xd8 [ 32.517530] Kernel panic - not syncing: panic_on_warn set ... [ 32.517530] [ 32.524891] CPU: 1 PID: 3585 Comm: kworker/u4:5 Not tainted 4.19.163-syzkaller #0 [ 32.532645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.541990] Workqueue: phy2 ieee80211_iface_work [ 32.546721] Call Trace: [ 32.549327] dump_stack+0x1fc/0x2fe [ 32.552936] panic+0x26a/0x50e [ 32.556107] ? __warn_printk+0xf3/0xf3 [ 32.560014] ? sta_info_insert_rcu.cold+0x29/0xd8 [ 32.564838] ? __probe_kernel_read+0x130/0x1b0 [ 32.569398] ? __warn.cold+0x5/0x61 [ 32.573003] ? __warn+0xe4/0x200 [ 32.576346] ? sta_info_insert_rcu.cold+0x29/0xd8 [ 32.581167] __warn.cold+0x20/0x61 [ 32.584710] ? sta_info_insert_rcu.cold+0x29/0xd8 [ 32.589532] report_bug+0x262/0x2b0 [ 32.593140] do_error_trap+0x1d7/0x310 [ 32.597025] ? math_error+0x310/0x310 [ 32.600806] ? __irq_work_queue_local+0x101/0x160 [ 32.605627] ? irq_work_queue+0x29/0x80 [ 32.609588] ? error_entry+0x72/0xd0 [ 32.613287] ? trace_hardirqs_off_caller+0x6e/0x210 [ 32.618288] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.623118] invalid_op+0x14/0x20 [ 32.626572] RIP: 0010:sta_info_insert_rcu.cold+0x29/0xd8 [ 32.632002] Code: ff e8 4d df ad f9 48 c7 c7 80 c2 66 89 e8 d0 d8 98 f9 0f 0b e9 a6 6f ff ff e8 35 df ad f9 48 c7 c7 80 c2 66 89 e8 b8 d8 98 f9 <0f> 0b 41 bc ea ff ff ff e9 10 81 ff ff e8 17 df ad f9 48 c7 c7 80 [ 32.650888] RSP: 0018:ffff8880a93c7a60 EFLAGS: 00010282 [ 32.656235] RAX: 0000000000000024 RBX: ffff8880951e1c40 RCX: 0000000000000000 [ 32.663489] RDX: 0000000000000000 RSI: ffffffff814fdbb1 RDI: ffffed1015278f3e [ 32.670752] RBP: 0000000000000001 R08: 0000000000000024 R09: 0000000000000000 [ 32.677999] R10: 0000000000000005 R11: 0000000000000000 R12: 00000000bd723777 [ 32.685247] R13: ffff888095534dc8 R14: ffff888095534d80 R15: ffff8880a25e1060 [ 32.692510] ? vprintk_func+0x81/0x17e [ 32.696381] ? check_preemption_disabled+0x41/0x280 [ 32.701385] ? minstrel_ht_rate_update+0x40/0x40 [ 32.706120] ? rate_control_rate_init+0x2fa/0x4f0 [ 32.710944] ieee80211_ibss_finish_sta+0x25b/0x360 [ 32.715852] ? ieee80211_sta_join_ibss+0xe50/0xe50 [ 32.720759] ? mark_held_locks+0xa6/0xf0 [ 32.724797] ? __local_bh_enable_ip+0x159/0x270 [ 32.729447] ieee80211_ibss_work+0x2b6/0xe10 [ 32.733836] ? ieee80211_ibss_rx_queued_mgmt+0x18b0/0x18b0 [ 32.739473] ? mark_held_locks+0xa6/0xf0 [ 32.743514] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 32.748595] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 32.753158] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 32.758241] ieee80211_iface_work+0x7ba/0x8a0 [ 32.762734] process_one_work+0x864/0x1570 [ 32.766952] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 32.771622] worker_thread+0x64c/0x1130 [ 32.775582] ? __kthread_parkme+0x133/0x1e0 [ 32.779929] ? process_one_work+0x1570/0x1570 [ 32.784411] kthread+0x33f/0x460 [ 32.787810] ? kthread_park+0x180/0x180 [ 32.791765] ret_from_fork+0x24/0x30 [ 32.796183] Kernel Offset: disabled [ 32.799892] Rebooting in 86400 seconds..