Warning: Permanently added '10.128.0.254' (ECDSA) to the list of known hosts. [ 85.303838] audit: type=1400 audit(1596675846.159:8): avc: denied { execmem } for pid=6465 comm="syz-executor871" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 85.322898] 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 [ 88.441662] 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 [ 88.836692] list_del corruption, ffff8880886c8488->next is LIST_POISON1 (dead000000000100) [ 88.846786] ------------[ cut here ]------------ [ 88.851552] kernel BUG at lib/list_debug.c:45! [ 88.856203] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 88.861577] CPU: 0 PID: 6493 Comm: kworker/u5:2 Not tainted 4.19.137-syzkaller #0 [ 88.869208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.878584] Workqueue: hci0 hci_rx_work [ 88.883609] RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 [ 88.889326] Code: e8 56 27 f4 fd 0f 0b 48 89 ee 48 c7 c7 c0 08 cb 87 e8 45 27 f4 fd 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 00 08 cb 87 e8 31 27 f4 fd <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 60 08 cb 87 e8 1d 27 f4 fd 0f 0b [ 88.908687] RSP: 0018:ffff8880848ef920 EFLAGS: 00010286 [ 88.914063] RAX: 000000000000004e RBX: 0000000000000001 RCX: 0000000000000000 [ 88.921418] RDX: 0000000000000000 RSI: ffffffff8154cf41 RDI: ffffed101091df16 [ 88.928707] RBP: ffff8880886c8488 R08: 000000000000004e R09: 0000000000000000 [ 88.935994] R10: 0000000000000005 R11: 0000000000000000 R12: dead000000000200 [ 88.943262] R13: dead000000000100 R14: ffff8880886c8040 R15: 0000000000000000 [ 88.950532] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 88.958766] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.964651] CR2: 00000000006e06c0 CR3: 0000000008c6d000 CR4: 00000000001406f0 [ 88.971943] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 88.979209] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 88.986470] Call Trace: [ 88.989064] l2cap_chan_put+0x5e/0x1c0 [ 88.992958] l2cap_recv_frame+0xd36/0xa550 [ 88.997191] ? __lock_acquire+0x6de/0x3ff0 [ 89.001441] ? mark_held_locks+0xf0/0xf0 [ 89.005507] ? __lock_acquire+0x6de/0x3ff0 [ 89.009747] ? l2cap_ertm_init+0xa60/0xa60 [ 89.013996] ? __lock_acquire+0x6de/0x3ff0 [ 89.018229] ? lock_acquire+0x170/0x3c0 [ 89.022201] ? hci_rx_work+0x2e4/0xa90 [ 89.026096] ? hci_rx_work+0x426/0xa90 [ 89.029982] ? lock_downgrade+0x720/0x720 [ 89.034126] ? hci_rx_work+0x2e4/0xa90 [ 89.038006] ? __mutex_add_waiter+0x160/0x160 [ 89.042501] ? __mutex_unlock_slowpath+0xea/0x610 [ 89.047343] ? hci_conn_enter_active_mode+0x19c/0x2c0 [ 89.052543] l2cap_recv_acldata+0x80e/0x910 [ 89.056869] hci_rx_work+0x455/0xa90 [ 89.060583] process_one_work+0x864/0x1570 [ 89.064818] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 89.069488] worker_thread+0x64c/0x1130 [ 89.073464] ? __kthread_parkme+0xfd/0x1b0 [ 89.077702] ? process_one_work+0x1570/0x1570 [ 89.082283] kthread+0x30b/0x410 [ 89.085675] ? kthread_park+0x180/0x180 [ 89.089648] ret_from_fork+0x24/0x30 [ 89.093367] Modules linked in: [ 89.096611] ---[ end trace e7c9d7cbc604b934 ]--- [ 89.101936] RIP: 0010:__list_del_entry_valid.cold+0x23/0x55 [ 89.107645] Code: e8 56 27 f4 fd 0f 0b 48 89 ee 48 c7 c7 c0 08 cb 87 e8 45 27 f4 fd 0f 0b 4c 89 ea 48 89 ee 48 c7 c7 00 08 cb 87 e8 31 27 f4 fd <0f> 0b 4c 89 e2 48 89 ee 48 c7 c7 60 08 cb 87 e8 1d 27 f4 fd 0f 0b [ 89.126678] RSP: 0018:ffff8880848ef920 EFLAGS: 00010286 [ 89.132076] RAX: 000000000000004e RBX: 0000000000000001 RCX: 0000000000000000 [ 89.139344] RDX: 0000000000000000 RSI: ffffffff8154cf41 RDI: ffffed101091df16 [ 89.146653] RBP: ffff8880886c8488 R08: 000000000000004e R09: 0000000000000000 [ 89.153947] R10: 0000000000000005 R11: 0000000000000000 R12: dead000000000200 [ 89.161364] R13: dead000000000100 R14: ffff8880886c8040 R15: 0000000000000000 [ 89.168640] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 89.176891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.182977] CR2: 00000000006e06c0 CR3: 0000000008c6d000 CR4: 00000000001406f0 [ 89.190267] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.197744] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.205042] Kernel panic - not syncing: Fatal exception [ 89.211516] Kernel Offset: disabled [ 89.215144] Rebooting in 86400 seconds..