Warning: Permanently added '10.128.0.104' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 85.299359][ T8415] ================================================================== [ 85.307492][ T8415] BUG: KASAN: use-after-free in __lock_acquire+0x3e6f/0x54c0 [ 85.314918][ T8415] Read of size 8 at addr ffff888144115468 by task syz-executor856/8415 [ 85.323180][ T8415] [ 85.325517][ T8415] CPU: 0 PID: 8415 Comm: syz-executor856 Not tainted 5.12.0-rc7-syzkaller #0 [ 85.334332][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.344407][ T8415] Call Trace: executing program executing program executing program executing program executing program executing program executing program executing program [ 85.347707][ T8415] dump_stack+0x141/0x1d7 [ 85.352088][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 85.357152][ T8415] print_address_description.constprop.0.cold+0x5b/0x2f8 [ 85.364340][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 85.369401][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 85.374464][ T8415] kasan_report.cold+0x7c/0xd8 [ 85.379433][ T8415] ? __lock_acquire+0x16b0/0x54c0 [ 85.384487][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 85.389540][ T8415] __lock_acquire+0x3e6f/0x54c0 executing program executing program executing program executing program executing program executing program [ 85.394436][ T8415] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 85.400550][ T8415] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 85.406563][ T8415] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 85.412590][ T8415] lock_acquire+0x1ab/0x740 [ 85.417134][ T8415] ? nfc_llcp_sock_unlink+0x1d/0x1c0 [ 85.422484][ T8415] ? lock_release+0x720/0x720 [ 85.427204][ T8415] ? llcp_sock_release+0x1df/0x580 [ 85.432369][ T8415] ? mark_held_locks+0x9f/0xe0 [ 85.437164][ T8415] _raw_write_lock+0x2a/0x40 [ 85.442079][ T8415] ? nfc_llcp_sock_unlink+0x1d/0x1c0 executing program executing program executing program executing program executing program executing program executing program executing program [ 85.447414][ T8415] nfc_llcp_sock_unlink+0x1d/0x1c0 [ 85.452599][ T8415] llcp_sock_release+0x286/0x580 [ 85.457585][ T8415] __sock_release+0xcd/0x280 [ 85.462220][ T8415] sock_close+0x18/0x20 [ 85.466413][ T8415] __fput+0x288/0x920 [ 85.470477][ T8415] ? __sock_release+0x280/0x280 [ 85.475375][ T8415] task_work_run+0xdd/0x1a0 [ 85.479939][ T8415] do_exit+0xbfc/0x2a60 [ 85.484136][ T8415] ? find_held_lock+0x2d/0x110 [ 85.488941][ T8415] ? mm_update_next_owner+0x7a0/0x7a0 [ 85.494354][ T8415] ? get_signal+0x337/0x2150 executing program executing program executing program executing program executing program executing program executing program [ 85.498982][ T8415] ? lock_downgrade+0x6e0/0x6e0 [ 85.503873][ T8415] do_group_exit+0x125/0x310 [ 85.508514][ T8415] get_signal+0x47f/0x2150 [ 85.512969][ T8415] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 85.518724][ T8415] ? __put_unused_fd+0x13d/0x1f0 [ 85.523709][ T8415] arch_do_signal_or_restart+0x2a8/0x1eb0 [ 85.529470][ T8415] ? __ia32_sys_listen+0x70/0x70 [ 85.534446][ T8415] ? copy_siginfo_to_user32+0xa0/0xa0 [ 85.539959][ T8415] ? __context_tracking_exit+0xb8/0xe0 [ 85.545487][ T8415] ? lock_downgrade+0x6e0/0x6e0 executing program executing program executing program executing program executing program executing program executing program [ 85.550384][ T8415] exit_to_user_mode_prepare+0x148/0x250 [ 85.556057][ T8415] syscall_exit_to_user_mode+0x19/0x60 [ 85.561558][ T8415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.567496][ T8415] RIP: 0033:0x43fcf9 [ 85.571416][ T8415] Code: Unable to access opcode bytes at RIP 0x43fccf. [ 85.578278][ T8415] RSP: 002b:00007fff72724868 EFLAGS: 00000246 ORIG_RAX: 0000000000000120 [ 85.586721][ T8415] RAX: fffffffffffffe00 RBX: 00000000000f4240 RCX: 000000000043fcf9 executing program executing program executing program executing program executing program executing program executing program [ 85.595570][ T8415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 85.605593][ T8415] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 85.614359][ T8415] R10: 0000000000080800 R11: 0000000000000246 R12: 00000000004034d0 [ 85.624852][ T8415] R13: 0000000000000000 R14: 00007fff72724890 R15: 00007fff72724880 [ 85.632950][ T8415] [ 85.635294][ T8415] Allocated by task 1: [ 85.639549][ T8415] kasan_save_stack+0x1b/0x40 [ 85.644787][ T8415] __kasan_kmalloc+0x99/0xc0 executing program executing program executing program executing program executing program executing program executing program [ 85.649856][ T8415] nfc_llcp_register_device+0x45/0x9d0 [ 85.655652][ T8415] nfc_register_device+0x6d/0x360 [ 85.660764][ T8415] nfcsim_device_new+0x345/0x5c1 [ 85.665742][ T8415] nfcsim_init+0x71/0x14d [ 85.670286][ T8415] do_one_initcall+0x103/0x650 [ 85.675256][ T8415] kernel_init_freeable+0x63e/0x6c2 [ 85.680522][ T8415] kernel_init+0xd/0x1b8 [ 85.684898][ T8415] ret_from_fork+0x1f/0x30 [ 85.689345][ T8415] [ 85.691686][ T8415] Freed by task 8417: [ 85.695766][ T8415] kasan_save_stack+0x1b/0x40 executing program executing program executing program executing program executing program executing program executing program [ 85.700472][ T8415] kasan_set_track+0x1c/0x30 [ 85.705105][ T8415] kasan_set_free_info+0x20/0x30 [ 85.710082][ T8415] __kasan_slab_free+0xf5/0x130 [ 85.714966][ T8415] slab_free_freelist_hook+0x92/0x210 [ 85.720419][ T8415] kfree+0xe5/0x7f0 [ 85.724255][ T8415] nfc_llcp_local_put+0x194/0x200 [ 85.729311][ T8415] llcp_sock_destruct+0x81/0x150 [ 85.734283][ T8415] __sk_destruct+0x4b/0x900 [ 85.738815][ T8415] sk_destruct+0xbd/0xe0 [ 85.743084][ T8415] __sk_free+0xef/0x3d0 [ 85.747266][ T8415] sk_free+0x78/0xa0 executing program executing program executing program executing program executing program executing program executing program executing program [ 85.751182][ T8415] llcp_sock_release+0x3c9/0x580 [ 85.756158][ T8415] __sock_release+0xcd/0x280 [ 85.760781][ T8415] sock_close+0x18/0x20 [ 85.765315][ T8415] __fput+0x288/0x920 [ 85.769348][ T8415] task_work_run+0xdd/0x1a0 [ 85.774056][ T8415] do_exit+0xbfc/0x2a60 [ 85.778326][ T8415] do_group_exit+0x125/0x310 [ 85.783419][ T8415] __x64_sys_exit_group+0x3a/0x50 [ 85.788566][ T8415] do_syscall_64+0x2d/0x70 [ 85.793106][ T8415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.799037][ T8415] executing program executing program executing program executing program executing program executing program executing program [ 85.801412][ T8415] The buggy address belongs to the object at ffff888144115000 [ 85.801412][ T8415] which belongs to the cache kmalloc-2k of size 2048 [ 85.815701][ T8415] The buggy address is located 1128 bytes inside of [ 85.815701][ T8415] 2048-byte region [ffff888144115000, ffff888144115800) [ 85.829194][ T8415] The buggy address belongs to the page: [ 85.834837][ T8415] page:ffffea0005104400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x144110 executing program executing program executing program executing program executing program executing program executing program [ 85.845149][ T8415] head:ffffea0005104400 order:3 compound_mapcount:0 compound_pincount:0 [ 85.853520][ T8415] flags: 0x57ff00000010200(slab|head) [ 85.858929][ T8415] raw: 057ff00000010200 dead000000000100 dead000000000122 ffff888010442000 [ 85.867549][ T8415] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 85.876175][ T8415] page dumped because: kasan: bad access detected [ 85.882610][ T8415] [ 85.884974][ T8415] Memory state around the buggy address: [ 85.890623][ T8415] ffff888144115300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 85.898796][ T8415] ffff888144115380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 85.906901][ T8415] >ffff888144115400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 85.915006][ T8415] ^ [ 85.922479][ T8415] ffff888144115480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 85.930565][ T8415] ffff888144115500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 85.938646][ T8415] ================================================================== executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 85.946716][ T8415] Disabling lock debugging due to kernel taint [ 85.952877][ T8415] Kernel panic - not syncing: panic_on_warn set ... [ 85.959498][ T8415] CPU: 0 PID: 8415 Comm: syz-executor856 Tainted: G B 5.12.0-rc7-syzkaller #0 [ 85.969669][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.979747][ T8415] Call Trace: [ 85.983044][ T8415] dump_stack+0x141/0x1d7 [ 85.987406][ T8415] panic+0x306/0x73d [ 85.991333][ T8415] ? __warn_printk+0xf3/0xf3 [ 85.995956][ T8415] ? __lock_acquire+0x3e6f/0x54c0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.001033][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 86.006119][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 86.011172][ T8415] end_report.cold+0x5a/0x5a [ 86.015789][ T8415] kasan_report.cold+0x6a/0xd8 [ 86.020684][ T8415] ? __lock_acquire+0x16b0/0x54c0 [ 86.025825][ T8415] ? __lock_acquire+0x3e6f/0x54c0 [ 86.030879][ T8415] __lock_acquire+0x3e6f/0x54c0 [ 86.035764][ T8415] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 86.041775][ T8415] ? lockdep_hardirqs_on_prepare+0x400/0x400 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.047788][ T8415] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 86.053800][ T8415] lock_acquire+0x1ab/0x740 [ 86.058336][ T8415] ? nfc_llcp_sock_unlink+0x1d/0x1c0 [ 86.063650][ T8415] ? lock_release+0x720/0x720 [ 86.068972][ T8415] ? llcp_sock_release+0x1df/0x580 [ 86.074116][ T8415] ? mark_held_locks+0x9f/0xe0 [ 86.078909][ T8415] _raw_write_lock+0x2a/0x40 [ 86.083539][ T8415] ? nfc_llcp_sock_unlink+0x1d/0x1c0 [ 86.088861][ T8415] nfc_llcp_sock_unlink+0x1d/0x1c0 [ 86.094099][ T8415] llcp_sock_release+0x286/0x580 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.099069][ T8415] __sock_release+0xcd/0x280 [ 86.103688][ T8415] sock_close+0x18/0x20 [ 86.107875][ T8415] __fput+0x288/0x920 [ 86.111883][ T8415] ? __sock_release+0x280/0x280 [ 86.116765][ T8415] task_work_run+0xdd/0x1a0 [ 86.121299][ T8415] do_exit+0xbfc/0x2a60 [ 86.125490][ T8415] ? find_held_lock+0x2d/0x110 [ 86.130279][ T8415] ? mm_update_next_owner+0x7a0/0x7a0 [ 86.135708][ T8415] ? get_signal+0x337/0x2150 [ 86.140336][ T8415] ? lock_downgrade+0x6e0/0x6e0 [ 86.145224][ T8415] do_group_exit+0x125/0x310 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.149866][ T8415] get_signal+0x47f/0x2150 [ 86.154330][ T8415] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 86.160107][ T8415] ? __put_unused_fd+0x13d/0x1f0 [ 86.165078][ T8415] arch_do_signal_or_restart+0x2a8/0x1eb0 [ 86.170920][ T8415] ? __ia32_sys_listen+0x70/0x70 [ 86.175896][ T8415] ? copy_siginfo_to_user32+0xa0/0xa0 [ 86.181413][ T8415] ? __context_tracking_exit+0xb8/0xe0 [ 86.186928][ T8415] ? lock_downgrade+0x6e0/0x6e0 [ 86.191811][ T8415] exit_to_user_mode_prepare+0x148/0x250 [ 86.197598][ T8415] syscall_exit_to_user_mode+0x19/0x60 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 86.203090][ T8415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.209013][ T8415] RIP: 0033:0x43fcf9 [ 86.213189][ T8415] Code: Unable to access opcode bytes at RIP 0x43fccf. [ 86.220131][ T8415] RSP: 002b:00007fff72724868 EFLAGS: 00000246 ORIG_RAX: 0000000000000120 [ 86.228740][ T8415] RAX: fffffffffffffe00 RBX: 00000000000f4240 RCX: 000000000043fcf9 [ 86.236762][ T8415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 86.244844][ T8415] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 executing program executing program executing program executing program [ 86.252831][ T8415] R10: 0000000000080800 R11: 0000000000000246 R12: 00000000004034d0 [ 86.260831][ T8415] R13: 0000000000000000 R14: 00007fff72724890 R15: 00007fff72724880 [ 86.269410][ T8415] Kernel Offset: disabled [ 86.273891][ T8415] Rebooting in 86400 seconds..