[ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Started OpenBSD Secure Shell server. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.38' (ECDSA) to the list of known hosts. syzkaller login: [ 62.073236][ T6829] IPVS: ftp: loaded support on port[0] = 21 [ 62.076765][ T6833] IPVS: ftp: loaded support on port[0] = 21 [ 62.090133][ T6835] IPVS: ftp: loaded support on port[0] = 21 [ 62.098493][ T6836] IPVS: ftp: loaded support on port[0] = 21 [ 62.110991][ T6837] IPVS: ftp: loaded support on port[0] = 21 [ 62.121441][ T6834] 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 [ 65.374177][ T2589] Bluetooth: hci1: command 0x0409 tx timeout [ 65.381434][ T2589] 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 [ 65.453260][ T2589] Bluetooth: hci3: command 0x0409 tx timeout [ 65.459406][ T2589] Bluetooth: hci4: command 0x0409 tx timeout [ 65.467411][ T2589] Bluetooth: hci2: command 0x0409 tx timeout [ 65.474521][ T2589] Bluetooth: hci5: 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 [ 67.453041][ T2589] Bluetooth: hci0: command 0x041b tx timeout [ 67.460297][ T2589] Bluetooth: hci1: command 0x041b 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 [ 67.533403][ T3921] Bluetooth: hci5: command 0x041b tx timeout [ 67.539461][ T3921] Bluetooth: hci2: command 0x041b tx timeout [ 67.549534][ T3921] Bluetooth: hci4: command 0x041b tx timeout [ 67.556138][ T3921] Bluetooth: hci3: command 0x041b 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 [ 68.337365][ T6970] ================================================================== [ 68.345670][ T6970] BUG: KASAN: use-after-free in sco_chan_del+0xe6/0x430 [ 68.352609][ T6970] Write of size 4 at addr ffff888085874010 by task syz-executor849/6970 [ 68.360930][ T6970] [ 68.363270][ T6970] CPU: 1 PID: 6970 Comm: syz-executor849 Not tainted 5.8.0-rc7-next-20200731-syzkaller #0 [ 68.373160][ T6970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.374797][ T6978] ------------[ cut here ]------------ [ 68.383237][ T6970] Call Trace: [ 68.383276][ T6970] dump_stack+0x18f/0x20d [ 68.388811][ T6978] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: delayed_work_timer_fn+0x0/0x90 [ 68.392072][ T6970] ? sco_chan_del+0xe6/0x430 [ 68.396771][ T6978] WARNING: CPU: 0 PID: 6978 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 68.408345][ T6970] ? sco_chan_del+0xe6/0x430 [ 68.412911][ T6978] Kernel panic - not syncing: panic_on_warn set ... [ 68.422467][ T6970] print_address_description.constprop.0.cold+0xae/0x497 [ 68.440617][ T6970] ? sco_chan_del+0xab/0x430 [ 68.445207][ T6970] ? lockdep_hardirqs_off+0x7e/0xb0 [ 68.450402][ T6970] ? vprintk_func+0x97/0x1a6 [ 68.454990][ T6970] ? sco_chan_del+0xe6/0x430 [ 68.459574][ T6970] ? sco_chan_del+0xe6/0x430 [ 68.464159][ T6970] kasan_report.cold+0x1f/0x37 [ 68.468929][ T6970] ? sco_chan_del+0xe6/0x430 [ 68.473517][ T6970] check_memory_region+0x13d/0x180 [ 68.478647][ T6970] sco_chan_del+0xe6/0x430 [ 68.483073][ T6970] __sco_sock_close+0x16e/0x5b0 [ 68.487926][ T6970] sco_sock_release+0x69/0x290 [ 68.492692][ T6970] __sock_release+0xcd/0x280 [ 68.497286][ T6970] sock_close+0x18/0x20 [ 68.501449][ T6970] __fput+0x285/0x920 [ 68.505436][ T6970] ? __sock_release+0x280/0x280 [ 68.510293][ T6970] task_work_run+0xdd/0x190 [ 68.514798][ T6970] do_exit+0xb7d/0x29f0 [ 68.518955][ T6970] ? lock_acquire+0x1f1/0xad0 [ 68.523631][ T6970] ? find_held_lock+0x2d/0x110 [ 68.528399][ T6970] ? mm_update_next_owner+0x7a0/0x7a0 [ 68.533775][ T6970] ? get_signal+0x332/0x1ee0 [ 68.538374][ T6970] ? lock_downgrade+0x830/0x830 [ 68.543235][ T6970] ? lock_is_held_type+0xbb/0xf0 [ 68.548184][ T6970] do_group_exit+0x125/0x310 [ 68.552781][ T6970] get_signal+0x40b/0x1ee0 [ 68.557210][ T6970] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 68.563195][ T6970] ? sco_sock_connect+0x4e4/0x980 [ 68.568223][ T6970] ? lockdep_hardirqs_on+0x76/0xf0 [ 68.573332][ T6970] ? sco_sock_connect+0x4e4/0x980 [ 68.578362][ T6970] arch_do_signal+0x82/0x2520 [ 68.583062][ T6970] ? sco_sock_release+0x290/0x290 [ 68.588087][ T6970] ? __sys_connect_file+0x4e/0x1a0 [ 68.593206][ T6970] ? copy_siginfo_to_user32+0xa0/0xa0 [ 68.598600][ T6970] ? __sys_connect+0x109/0x190 [ 68.603369][ T6970] ? __sys_connect_file+0x1a0/0x1a0 [ 68.608595][ T6970] ? exit_to_user_mode_prepare+0xb9/0x1c0 [ 68.614318][ T6970] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 68.620307][ T6970] exit_to_user_mode_prepare+0x15d/0x1c0 [ 68.625943][ T6970] syscall_exit_to_user_mode+0x59/0x2b0 [ 68.631491][ T6970] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.637385][ T6970] RIP: 0033:0x446eb9 [ 68.641298][ T6970] Code: Bad RIP value. [ 68.645358][ T6970] RSP: 002b:00007ffc9f780f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 68.653777][ T6970] RAX: fffffffffffffffc RBX: 0000000000000000 RCX: 0000000000446eb9 [ 68.661747][ T6970] RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000004 [ 68.669716][ T6970] RBP: 0000000000000004 R08: 0000000000000002 R09: 00000000000000ff [ 68.677687][ T6970] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000 [ 68.685674][ T6970] R13: 0000000000407b10 R14: 0000000000000000 R15: 0000000000000000 [ 68.693651][ T6970] [ 68.693677][ T6978] CPU: 0 PID: 6978 Comm: syz-executor849 Not tainted 5.8.0-rc7-next-20200731-syzkaller #0 [ 68.695977][ T6970] Allocated by task 6970: [ 68.705861][ T6978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.710179][ T6970] kasan_save_stack+0x1b/0x40 [ 68.720207][ T6978] Call Trace: [ 68.724869][ T6970] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 68.724889][ T6970] kmem_cache_alloc_trace+0x16e/0x2c0 [ 68.728158][ T6978] dump_stack+0x18f/0x20d [ 68.733770][ T6970] hci_conn_add+0x53/0x1330 [ 68.739122][ T6978] panic+0x2e3/0x75c [ 68.743431][ T6970] hci_connect_sco+0x356/0x860 [ 68.747916][ T6978] ? __warn_printk+0xf3/0xf3 [ 68.751783][ T6970] sco_sock_connect+0x308/0x980 [ 68.756525][ T6978] ? lock_downgrade+0x830/0x830 [ 68.761135][ T6970] __sys_connect_file+0x155/0x1a0 [ 68.765964][ T6978] ? do_raw_spin_lock+0x120/0x2b0 [ 68.770791][ T6970] __sys_connect+0x160/0x190 [ 68.775794][ T6978] ? __warn.cold+0x5/0x4a [ 68.780789][ T6970] __x64_sys_connect+0x6f/0xb0 [ 68.785357][ T6978] ? __warn+0xd6/0x1f2 [ 68.789663][ T6970] do_syscall_64+0x2d/0x70 [ 68.794429][ T6978] ? debug_print_object+0x160/0x250 [ 68.798471][ T6970] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.802866][ T6978] __warn.cold+0x20/0x4a [ 68.808022][ T6970] [ 68.808039][ T6970] Freed by task 6969: [ 68.813949][ T6978] ? debug_print_object+0x160/0x250 [ 68.818167][ T6970] kasan_save_stack+0x1b/0x40 [ 68.820488][ T6978] report_bug+0x1bd/0x210 [ 68.824447][ T6970] kasan_set_track+0x1c/0x30 [ 68.829708][ T6978] handle_bug+0x38/0x90 [ 68.834359][ T6970] kasan_set_free_info+0x1b/0x30 [ 68.838670][ T6978] ? __warn_printk+0xc6/0xf3 [ 68.843233][ T6970] __kasan_slab_free+0xd8/0x120 [ 68.847365][ T6978] exc_invalid_op+0x14/0x40 [ 68.852266][ T6970] kfree+0x103/0x2c0 [ 68.852286][ T6970] device_release+0x71/0x200 [ 68.856983][ T6978] asm_exc_invalid_op+0x12/0x20 [ 68.861818][ T6970] kobject_put+0x171/0x270 [ 68.866308][ T6978] RIP: 0010:debug_print_object+0x160/0x250 [ 68.870170][ T6970] put_device+0x1b/0x30 [ 68.870191][ T6970] hci_conn_del+0x27e/0x6a0 [ 68.874765][ T6978] Code: dd 60 16 94 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd 60 16 94 88 48 c7 c7 c0 0b 94 88 e8 92 36 a6 fd <0f> 0b 83 05 b3 d2 1a 07 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 68.879597][ T6970] hci_phy_link_complete_evt.isra.0+0x508/0x790 [ 68.883980][ T6978] RSP: 0018:ffffc900064177c0 EFLAGS: 00010086 [ 68.889777][ T6970] hci_event_packet+0x4696/0x87a8 [ 68.898401][ T6970] hci_rx_work+0x22e/0xb50 [ 68.917997][ T6978] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 68.918017][ T6978] RDX: ffff88809347e2c0 RSI: ffffffff815d86e7 RDI: fffff52000c82eea [ 68.924256][ T6970] process_one_work+0x94c/0x1670 [ 68.930308][ T6978] RBP: 0000000000000001 R08: 0000000000000001 R09: ffff8880ae620f8b [ 68.935316][ T6970] worker_thread+0x64c/0x1120 [ 68.935338][ T6970] kthread+0x3b5/0x4a0 [ 68.939757][ T6978] R10: 0000000000000000 R11: 74735f706d756420 R12: ffffffff89c5e220 [ 68.947724][ T6970] ret_from_fork+0x1f/0x30 [ 68.955664][ T6978] R13: ffffffff81639390 R14: ffff888094538178 R15: 1ffff92000c82f03 [ 68.955688][ T6978] ? calc_wheel_index+0x3f0/0x3f0 [ 68.960597][ T6970] [ 68.968566][ T6978] ? vprintk_func+0x97/0x1a6 [ 68.973228][ T6970] The buggy address belongs to the object at ffff888085874000 [ 68.973228][ T6970] which belongs to the cache kmalloc-4k of size 4096 [ 68.977287][ T6978] debug_object_assert_init+0x1f4/0x2e0 [ 68.985235][ T6970] The buggy address is located 16 bytes inside of [ 68.985235][ T6970] 4096-byte region [ffff888085874000, ffff888085875000) [ 68.989650][ T6978] ? debug_object_init_on_stack+0x20/0x20 [ 68.997599][ T6970] The buggy address belongs to the page: [ 69.002617][ T6978] ? lockdep_hardirqs_on_prepare+0x530/0x530 [ 69.004925][ T6970] page:000000008c0e0097 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x85874 [ 69.009498][ T6978] del_timer+0x6d/0x110 [ 69.023616][ T6970] head:000000008c0e0097 order:1 compound_mapcount:0 [ 69.029157][ T6978] ? detach_if_pending+0x4d0/0x4d0 [ 69.042431][ T6970] flags: 0xfffe0000010200(slab|head) [ 69.048142][ T6978] ? sco_chan_del+0xab/0x430 [ 69.053854][ T6970] raw: 00fffe0000010200 ffffea0002161c88 ffffea0002161d88 ffff8880aa000900 [ 69.059932][ T6978] ? lockdep_hardirqs_off+0x7e/0xb0 [ 69.070060][ T6970] raw: 0000000000000000 ffff888085874000 0000000100000001 0000000000000000 [ 69.074210][ T6978] ? trace_hardirqs_off+0x76/0x210 [ 69.080769][ T6970] page dumped because: kasan: bad access detected [ 69.085875][ T6978] cancel_delayed_work+0xe0/0x450 [ 69.091126][ T6970] [ 69.095716][ T6978] ? mod_delayed_work_on+0x2e0/0x2e0 [ 69.104261][ T6970] Memory state around the buggy address: [ 69.109441][ T6978] ? rwlock_bug.part.0+0x90/0x90 [ 69.109467][ T6978] sco_chan_del+0x179/0x430 [ 69.118022][ T6970] ffff888085873f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 69.123119][ T6978] __sco_sock_close+0x16e/0x5b0 [ 69.129503][ T6970] ffff888085873f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 69.134512][ T6978] sco_sock_release+0x69/0x290 [ 69.136813][ T6970] >ffff888085874000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 69.142085][ T6978] __sock_release+0xcd/0x280 [ 69.147682][ T6970] ^ [ 69.152609][ T6978] sock_close+0x18/0x20 [ 69.157083][ T6970] ffff888085874080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 69.165133][ T6978] __fput+0x285/0x920 [ 69.169955][ T6970] ffff888085874100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 69.178005][ T6978] ? __sock_release+0x280/0x280 [ 69.182737][ T6970] ================================================================== [ 69.190789][ T6978] task_work_run+0xdd/0x190 [ 69.195345][ T6970] Disabling lock debugging due to kernel taint [ 69.199927][ T6978] do_exit+0xb7d/0x29f0 [ 69.251735][ T6978] ? lock_acquire+0x1f1/0xad0 [ 69.256418][ T6978] ? find_held_lock+0x2d/0x110 [ 69.261212][ T6978] ? mm_update_next_owner+0x7a0/0x7a0 [ 69.266577][ T6978] ? get_signal+0x332/0x1ee0 [ 69.271177][ T6978] ? lock_downgrade+0x830/0x830 [ 69.276038][ T6978] ? lock_is_held_type+0xbb/0xf0 [ 69.281331][ T6978] do_group_exit+0x125/0x310 [ 69.285941][ T6978] get_signal+0x40b/0x1ee0 [ 69.290372][ T6978] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 69.296368][ T6978] ? sco_sock_connect+0x4e4/0x980 [ 69.301401][ T6978] ? lockdep_hardirqs_on+0x76/0xf0 [ 69.306513][ T6978] ? sco_sock_connect+0x4e4/0x980 [ 69.311552][ T6978] arch_do_signal+0x82/0x2520 [ 69.316328][ T6978] ? sco_sock_release+0x290/0x290 [ 69.321368][ T6978] ? __sys_connect_file+0x4e/0x1a0 [ 69.326485][ T6978] ? copy_siginfo_to_user32+0xa0/0xa0 [ 69.331858][ T6978] ? __sys_connect+0x109/0x190 [ 69.336622][ T6978] ? __sys_connect_file+0x1a0/0x1a0 [ 69.341828][ T6978] ? exit_to_user_mode_prepare+0xb9/0x1c0 [ 69.347554][ T6978] ? lockdep_hardirqs_on_prepare+0x354/0x530 [ 69.353570][ T6978] exit_to_user_mode_prepare+0x15d/0x1c0 [ 69.359215][ T6978] syscall_exit_to_user_mode+0x59/0x2b0 [ 69.364765][ T6978] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.370661][ T6978] RIP: 0033:0x446eb9 [ 69.374549][ T6978] Code: Bad RIP value. [ 69.378613][ T6978] RSP: 002b:00007ffc9f780f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 69.387037][ T6978] RAX: fffffffffffffffc RBX: 0000000000000000 RCX: 0000000000446eb9 [ 69.395017][ T6978] RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000004 [ 69.402989][ T6978] RBP: 000000000000f773 R08: 0000000000000002 R09: 00000000000100ff [ 69.410962][ T6978] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000 [ 69.418943][ T6978] R13: 0000000000407b10 R14: 0000000000000000 R15: 0000000000000000 [ 69.428033][ T6978] Kernel Offset: disabled [ 69.432355][ T6978] Rebooting in 86400 seconds..