Warning: Permanently added '10.128.1.23' (ECDSA) to the list of known hosts. [ 133.059490] audit: type=1400 audit(1596769932.448:8): avc: denied { execmem } for pid=6360 comm="syz-executor592" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 133.360310] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 137.250252] Bluetooth: hci0 command 0x0409 tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 138.856563] list_del corruption, ffff88808fb511e8->next is LIST_POISON1 (dead000000000100) [ 138.865733] ------------[ cut here ]------------ [ 138.870470] kernel BUG at lib/list_debug.c:45! [ 138.875101] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 138.880453] Modules linked in: [ 138.883631] CPU: 0 PID: 6388 Comm: kworker/u5:2 Not tainted 4.14.192-syzkaller #0 [ 138.891228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.900576] Workqueue: hci0 hci_rx_work [ 138.904535] task: ffff88809942c5c0 task.stack: ffff88808a490000 [ 138.910581] RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 [ 138.916285] RSP: 0018:ffff88808a4979b8 EFLAGS: 00010282 [ 138.921629] RAX: 000000000000004e RBX: ffff88808e9f8200 RCX: 0000000000000000 [ 138.928882] RDX: 0000000000000000 RSI: ffffffff86ac0dc0 RDI: ffffed1011492f2d [ 138.936132] RBP: ffff88808fb511e8 R08: 000000000000004e R09: 0000000000000000 [ 138.943384] R10: 0000000000000000 R11: 0000000000000000 R12: dead000000000200 [ 138.950681] R13: dead000000000100 R14: ffff88808fb50d80 R15: ffff88809096f240 [ 138.957936] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 138.966158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 138.972033] CR2: 00000000006e06c0 CR3: 00000000a792f000 CR4: 00000000001406f0 [ 138.979285] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 138.986539] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 138.993790] Call Trace: [ 138.996367] l2cap_chan_put+0x50/0x1b0 [ 139.000242] l2cap_recv_frame+0xb9a/0x95c0 [ 139.004479] ? trace_hardirqs_on+0x10/0x10 [ 139.008695] ? __lock_acquire+0x5fc/0x3f20 [ 139.012915] ? __lock_acquire+0x5fc/0x3f20 [ 139.017151] ? l2cap_ertm_init+0xb70/0xb70 [ 139.021370] ? lock_acquire+0x170/0x3f0 [ 139.025327] ? hci_rx_work+0x278/0x970 [ 139.029199] ? trace_hardirqs_on+0x10/0x10 [ 139.033436] ? hci_rx_work+0x278/0x970 [ 139.037304] ? hci_rx_work+0x3a2/0x970 [ 139.041176] ? lock_downgrade+0x740/0x740 [ 139.045309] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 139.050761] ? __mutex_unlock_slowpath+0x75/0x770 [ 139.055588] l2cap_recv_acldata+0x7a6/0x8b0 [ 139.059911] hci_rx_work+0x3d1/0x970 [ 139.063628] process_one_work+0x793/0x14a0 [ 139.067849] ? work_busy+0x320/0x320 [ 139.071579] ? worker_thread+0x158/0xff0 [ 139.075638] ? _raw_spin_unlock_irq+0x24/0x80 [ 139.080139] worker_thread+0x5cc/0xff0 [ 139.084017] ? rescuer_thread+0xc80/0xc80 [ 139.088145] kthread+0x30d/0x420 [ 139.091493] ? kthread_create_on_node+0xd0/0xd0 [ 139.096145] ret_from_fork+0x24/0x30 [ 139.099843] Code: e6 e8 68 b1 44 fe 0f 0b 48 89 ee 48 c7 c7 60 5e e4 86 e8 57 b1 44 fe 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 a0 5d e4 86 e8 43 b1 44 fe <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 00 5e e4 86 e8 2f b1 44 fe 0f [ 139.119005] RIP: __list_del_entry_valid.cold+0x23/0x55 RSP: ffff88808a4979b8 [ 139.126342] ---[ end trace 0f2b256c6c1a1b4b ]--- [ 139.131097] Kernel panic - not syncing: Fatal exception [ 139.137514] Kernel Offset: disabled [ 139.141123] Rebooting in 86400 seconds..