[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 27.848499] kauditd_printk_skb: 7 callbacks suppressed [ 27.848510] audit: type=1800 audit(1544579034.010:29): pid=5836 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 27.880069] audit: type=1800 audit(1544579034.010:30): pid=5836 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.43' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 57.670879] ================================================================== [ 57.678487] BUG: KASAN: use-after-free in tipc_group_bc_cong+0x327/0x3f0 [ 57.685345] Read of size 2 at addr ffff8881d7714d74 by task syz-executor301/5999 [ 57.692874] [ 57.694512] CPU: 0 PID: 5999 Comm: syz-executor301 Not tainted 4.20.0-rc6+ #371 [ 57.702023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.711411] Call Trace: [ 57.714003] dump_stack+0x244/0x39d [ 57.717792] ? dump_stack_print_info.cold.1+0x20/0x20 [ 57.722997] ? printk+0xa7/0xcf [ 57.726279] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 57.731178] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 57.736300] print_address_description.cold.7+0x9/0x1ff [ 57.741684] kasan_report.cold.8+0x242/0x309 [ 57.746220] ? tipc_group_bc_cong+0x327/0x3f0 [ 57.750736] __asan_report_load2_noabort+0x14/0x20 [ 57.755684] tipc_group_bc_cong+0x327/0x3f0 [ 57.760014] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 57.765132] ? tipc_group_cong+0x5d0/0x5d0 [ 57.769389] ? remove_wait_queue+0x1a6/0x360 [ 57.773830] ? add_wait_queue+0x2b0/0x2b0 [ 57.778011] ? __local_bh_enable_ip+0x160/0x260 [ 57.782702] tipc_send_group_bcast+0x50a/0xd90 [ 57.787309] ? tipc_sk_sock_err.isra.61+0x2f0/0x2f0 [ 57.792362] ? __init_waitqueue_head+0x150/0x150 [ 57.797133] ? refill_pi_state_cache.part.8+0x310/0x310 [ 57.802541] ? mark_held_locks+0x130/0x130 [ 57.806788] ? futex_wait_setup+0x266/0x3e0 [ 57.811298] ? futex_wake+0x760/0x760 [ 57.815135] ? print_usage_bug+0xc0/0xc0 [ 57.819193] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 57.824522] __tipc_sendmsg+0xeec/0x1d40 [ 57.828600] ? futex_wait+0x5ec/0xa50 [ 57.832412] ? tipc_sendmcast+0xf50/0xf50 [ 57.836577] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 57.841783] ? zap_class+0x640/0x640 [ 57.845527] ? print_usage_bug+0xc0/0xc0 [ 57.849726] ? find_held_lock+0x36/0x1c0 [ 57.853809] ? mark_held_locks+0xc7/0x130 [ 57.857984] ? __local_bh_enable_ip+0x160/0x260 [ 57.862671] ? __local_bh_enable_ip+0x160/0x260 [ 57.867483] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 57.872097] ? trace_hardirqs_on+0xbd/0x310 [ 57.876434] ? lock_release+0xa00/0xa00 [ 57.880411] ? lock_sock_nested+0xe2/0x120 [ 57.884931] ? trace_hardirqs_off_caller+0x310/0x310 [ 57.890192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 57.895750] ? check_preemption_disabled+0x48/0x280 [ 57.900777] ? lock_sock_nested+0x9a/0x120 [ 57.905012] ? lock_sock_nested+0x9a/0x120 [ 57.909375] ? __local_bh_enable_ip+0x160/0x260 [ 57.914190] tipc_sendmsg+0x50/0x70 [ 57.917825] ? __tipc_sendmsg+0x1d40/0x1d40 [ 57.922166] sock_sendmsg+0xd5/0x120 [ 57.925908] ___sys_sendmsg+0x7fd/0x930 [ 57.929906] ? find_held_lock+0x36/0x1c0 [ 57.933976] ? copy_msghdr_from_user+0x580/0x580 [ 57.938738] ? __fd_install+0x2b5/0x8f0 [ 57.943375] ? check_preemption_disabled+0x48/0x280 [ 57.948550] ? __fget_light+0x2e9/0x430 [ 57.952551] ? fget_raw+0x20/0x20 [ 57.956268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 57.961955] ? __fd_install+0x2f9/0x8f0 [ 57.965943] ? get_unused_fd_flags+0x1a0/0x1a0 [ 57.970542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 57.976116] ? sockfd_lookup_light+0xc5/0x160 [ 57.980626] __sys_sendmsg+0x11d/0x280 [ 57.984525] ? __ia32_sys_shutdown+0x80/0x80 [ 57.988928] ? fput+0x130/0x1a0 [ 57.992301] ? __x64_sys_futex+0x47f/0x6a0 [ 57.996529] ? do_syscall_64+0x9a/0x820 [ 58.000489] ? do_syscall_64+0x9a/0x820 [ 58.004591] ? trace_hardirqs_off_caller+0x310/0x310 [ 58.009688] __x64_sys_sendmsg+0x78/0xb0 [ 58.013745] do_syscall_64+0x1b9/0x820 [ 58.017629] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 58.023003] ? syscall_return_slowpath+0x5e0/0x5e0 [ 58.027944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.032796] ? trace_hardirqs_on_caller+0x310/0x310 [ 58.037814] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 58.042821] ? prepare_exit_to_usermode+0x291/0x3b0 [ 58.047945] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.052791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.057970] RIP: 0033:0x446499 [ 58.061152] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.080046] RSP: 002b:00007f30d9361db8 EFLAGS: 00000297 ORIG_RAX: 000000000000002e [ 58.087752] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446499 [ 58.095103] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000006 [ 58.102383] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 58.109738] R10: 0000000000000000 R11: 0000000000000297 R12: 00000000006dbc2c [ 58.117039] R13: 00007ffc7e46932f R14: 00007f30d93629c0 R15: 00000000006dbd2c [ 58.124320] [ 58.125929] Allocated by task 6011: [ 58.129597] save_stack+0x43/0xd0 [ 58.133049] kasan_kmalloc+0xc7/0xe0 [ 58.136742] kmem_cache_alloc_trace+0x152/0x750 [ 58.141394] tipc_group_create+0x152/0xa70 [ 58.145609] tipc_setsockopt+0x2d1/0xd70 [ 58.149671] __sys_setsockopt+0x1ba/0x3c0 [ 58.153810] __x64_sys_setsockopt+0xbe/0x150 [ 58.158197] do_syscall_64+0x1b9/0x820 [ 58.162063] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.167234] [ 58.168838] Freed by task 6011: [ 58.172098] save_stack+0x43/0xd0 [ 58.175531] __kasan_slab_free+0x102/0x150 [ 58.179749] kasan_slab_free+0xe/0x10 [ 58.183532] kfree+0xcf/0x230 [ 58.186620] tipc_group_delete+0x2e4/0x3f0 [ 58.190835] tipc_sk_leave+0x113/0x220 [ 58.194704] tipc_setsockopt+0x97d/0xd70 [ 58.198848] __sys_setsockopt+0x1ba/0x3c0 [ 58.202983] __x64_sys_setsockopt+0xbe/0x150 [ 58.207371] do_syscall_64+0x1b9/0x820 [ 58.211241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.216405] [ 58.218015] The buggy address belongs to the object at ffff8881d7714d00 [ 58.218015] which belongs to the cache kmalloc-192 of size 192 [ 58.230652] The buggy address is located 116 bytes inside of [ 58.230652] 192-byte region [ffff8881d7714d00, ffff8881d7714dc0) [ 58.242505] The buggy address belongs to the page: [ 58.247415] page:ffffea00075dc500 count:1 mapcount:0 mapping:ffff8881da800040 index:0x0 [ 58.255539] flags: 0x2fffc0000000200(slab) [ 58.259757] raw: 02fffc0000000200 ffffea00075dee08 ffffea0007541d88 ffff8881da800040 [ 58.267615] raw: 0000000000000000 ffff8881d7714000 0000000100000010 0000000000000000 [ 58.275468] page dumped because: kasan: bad access detected [ 58.281151] [ 58.282760] Memory state around the buggy address: [ 58.287672] ffff8881d7714c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 58.295010] ffff8881d7714c80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 58.302346] >ffff8881d7714d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 58.309686] ^ [ 58.316679] ffff8881d7714d80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 58.324021] ffff8881d7714e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 58.331417] ================================================================== [ 58.338760] Disabling lock debugging due to kernel taint [ 58.344812] Kernel panic - not syncing: panic_on_warn set ... [ 58.350697] CPU: 0 PID: 5999 Comm: syz-executor301 Tainted: G B 4.20.0-rc6+ #371 [ 58.359511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.368578] kasan: CONFIG_KASAN_INLINE enabled [ 58.368865] Call Trace: [ 58.373503] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 58.376016] dump_stack+0x244/0x39d [ 58.376028] ? dump_stack_print_info.cold.1+0x20/0x20 [ 58.384816] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 58.386984] panic+0x2ad/0x55c [ 58.392156] CPU: 1 PID: 6014 Comm: syz-executor301 Tainted: G B 4.20.0-rc6+ #371 [ 58.398365] ? add_taint.cold.5+0x16/0x16 [ 58.401535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.410350] ? preempt_schedule+0x4d/0x60 [ 58.414507] RIP: 0010:tipc_group_cong+0xfb/0x5d0 [ 58.423824] ? ___preempt_schedule+0x16/0x18 [ 58.423836] ? trace_hardirqs_on+0xb4/0x310 [ 58.427979] Code: 85 63 04 00 00 48 8b 5b 10 e8 81 f5 db f9 48 85 db 0f 84 ba 00 00 00 e8 73 f5 db f9 48 8d bb 90 00 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 74 08 3c 03 0f 8e 23 04 00 00 48 8d bb 94 00 [ 58.432717] kasan_end_report+0x47/0x4f [ 58.437095] RSP: 0018:ffff8881b42771e8 EFLAGS: 00010202 [ 58.441408] kasan_report.cold.8+0x76/0x309 [ 58.460373] RAX: 000000000008001a RBX: 0000000000400040 RCX: ffffffff87a3934e [ 58.460385] RDX: 0000000000000000 RSI: ffffffff87a38efd RDI: 00000000004000d0 [ 58.464359] ? tipc_group_bc_cong+0x327/0x3f0 [ 58.469694] RBP: ffff8881b42772c8 R08: ffff8881c1cbc500 R09: ffffed1038449f68 [ 58.474000] __asan_report_load2_noabort+0x14/0x20 [ 58.481240] R10: ffffed1038449f68 R11: ffff8881c224fb43 R12: 00000000115ce595 [ 58.488524] tipc_group_bc_cong+0x327/0x3f0 [ 58.492988] R13: 2800485300000040 R14: ffff8881d772de00 R15: dffffc0000000000 [ 58.500257] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 58.505194] FS: 00007f30d9362700(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 58.512452] ? tipc_group_cong+0x5d0/0x5d0 [ 58.516760] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.524298] ? remove_wait_queue+0x1a6/0x360 [ 58.529370] CR2: 00000000004cc890 CR3: 00000001c228f000 CR4: 00000000001406e0 [ 58.537579] ? add_wait_queue+0x2b0/0x2b0 [ 58.541884] Call Trace: [ 58.547755] ? __local_bh_enable_ip+0x160/0x260 [ 58.552140] ? tipc_group_update_bc_members+0x1f0/0x1f0 [ 58.559386] tipc_send_group_bcast+0x50a/0xd90 [ 58.563516] ? trace_hardirqs_on+0xbd/0x310 [ 58.566097] ? tipc_sk_sock_err.isra.61+0x2f0/0x2f0 [ 58.570741] ? kasan_check_read+0x11/0x20 [ 58.576081] ? __init_waitqueue_head+0x150/0x150 [ 58.580635] ? remove_wait_queue+0x1a6/0x360 [ 58.584948] ? refill_pi_state_cache.part.8+0x310/0x310 [ 58.589955] ? trace_hardirqs_off_caller+0x310/0x310 [ 58.594216] ? mark_held_locks+0x130/0x130 [ 58.598940] tipc_group_bc_cong+0x2bd/0x3f0 [ 58.603321] ? futex_wait_setup+0x266/0x3e0 [ 58.608662] ? tipc_group_cong+0x5d0/0x5d0 [ 58.613735] ? futex_wake+0x760/0x760 [ 58.617962] ? remove_wait_queue+0x1a6/0x360 [ 58.622269] ? print_usage_bug+0xc0/0xc0 [ 58.626582] ? add_wait_queue+0x2b0/0x2b0 [ 58.630815] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 58.634614] ? __local_bh_enable_ip+0x160/0x260 [ 58.639018] __tipc_sendmsg+0xeec/0x1d40 [ 58.643064] tipc_send_group_bcast+0x50a/0xd90 [ 58.647198] ? futex_wait+0x5ec/0xa50 [ 58.652383] ? tipc_sk_sock_err.isra.61+0x2f0/0x2f0 [ 58.657150] ? tipc_sendmcast+0xf50/0xf50 [ 58.661198] ? __init_waitqueue_head+0x150/0x150 [ 58.665801] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 58.669589] ? refill_pi_state_cache.part.8+0x310/0x310 [ 58.674588] ? zap_class+0x640/0x640 [ 58.678722] ? mark_held_locks+0x130/0x130 [ 58.683465] ? print_usage_bug+0xc0/0xc0 [ 58.688637] ? futex_wait_setup+0x266/0x3e0 [ 58.693992] ? find_held_lock+0x36/0x1c0 [ 58.697689] ? futex_wake+0x760/0x760 [ 58.701918] ? mark_held_locks+0xc7/0x130 [ 58.705968] ? print_usage_bug+0xc0/0xc0 [ 58.710271] ? __local_bh_enable_ip+0x160/0x260 [ 58.714332] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 58.718118] ? __local_bh_enable_ip+0x160/0x260 [ 58.722276] __tipc_sendmsg+0xeec/0x1d40 [ 58.726321] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 58.730970] ? futex_wait+0x5ec/0xa50 [ 58.736164] ? trace_hardirqs_on+0xbd/0x310 [ 58.740814] ? tipc_sendmcast+0xf50/0xf50 [ 58.744856] ? lock_release+0xa00/0xa00 [ 58.749428] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 58.753243] ? lock_sock_nested+0xe2/0x120 [ 58.757541] ? zap_class+0x640/0x640 [ 58.761672] ? trace_hardirqs_off_caller+0x310/0x310 [ 58.765629] ? print_usage_bug+0xc0/0xc0 [ 58.770804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.775030] ? find_held_lock+0x36/0x1c0 [ 58.778731] ? check_preemption_disabled+0x48/0x280 [ 58.783819] ? mark_held_locks+0xc7/0x130 [ 58.787865] ? lock_sock_nested+0x9a/0x120 [ 58.793426] ? __local_bh_enable_ip+0x160/0x260 [ 58.797471] ? lock_sock_nested+0x9a/0x120 [ 58.802474] ? __local_bh_enable_ip+0x160/0x260 [ 58.806610] ? __local_bh_enable_ip+0x160/0x260 [ 58.810838] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 58.815493] tipc_sendmsg+0x50/0x70 [ 58.819727] ? trace_hardirqs_on+0xbd/0x310 [ 58.824397] ? __tipc_sendmsg+0x1d40/0x1d40 [ 58.829063] ? lock_release+0xa00/0xa00 [ 58.833633] sock_sendmsg+0xd5/0x120 [ 58.837250] ? lock_sock_nested+0xe2/0x120 [ 58.841558] ___sys_sendmsg+0x7fd/0x930 [ 58.845906] ? trace_hardirqs_off_caller+0x310/0x310 [ 58.849872] ? find_held_lock+0x36/0x1c0 [ 58.853572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.857805] ? copy_msghdr_from_user+0x580/0x580 [ 58.861769] ? check_preemption_disabled+0x48/0x280 [ 58.866856] ? __fd_install+0x2b5/0x8f0 [ 58.870899] ? lock_sock_nested+0x9a/0x120 [ 58.876443] ? check_preemption_disabled+0x48/0x280 [ 58.881173] ? lock_sock_nested+0x9a/0x120 [ 58.886184] ? __fget_light+0x2e9/0x430 [ 58.890163] ? __local_bh_enable_ip+0x160/0x260 [ 58.894386] ? fget_raw+0x20/0x20 [ 58.899389] tipc_sendmsg+0x50/0x70 [ 58.903614] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.907576] ? __tipc_sendmsg+0x1d40/0x1d40 [ 58.912243] ? __fd_install+0x2f9/0x8f0 [ 58.915679] sock_sendmsg+0xd5/0x120 [ 58.919297] ? get_unused_fd_flags+0x1a0/0x1a0 [ 58.924819] ___sys_sendmsg+0x7fd/0x930 [ 58.929132] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 58.933090] ? find_held_lock+0x36/0x1c0 [ 58.936803] ? sockfd_lookup_light+0xc5/0x160 [ 58.941381] ? copy_msghdr_from_user+0x580/0x580 [ 58.945337] __sys_sendmsg+0x11d/0x280 [ 58.950872] ? __fd_install+0x2b5/0x8f0 [ 58.954924] ? __ia32_sys_shutdown+0x80/0x80 [ 58.959399] ? check_preemption_disabled+0x48/0x280 [ 58.964152] ? fput+0x130/0x1a0 [ 58.968059] ? __fget_light+0x2e9/0x430 [ 58.972015] ? __x64_sys_futex+0x47f/0x6a0 [ 58.976404] ? fget_raw+0x20/0x20 [ 58.981407] ? do_syscall_64+0x9a/0x820 [ 58.984687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.988646] ? do_syscall_64+0x9a/0x820 [ 58.992865] ? __fd_install+0x2f9/0x8f0 [ 58.996307] ? trace_hardirqs_off_caller+0x310/0x310 [ 59.000291] ? get_unused_fd_flags+0x1a0/0x1a0 [ 59.005815] __x64_sys_sendmsg+0x78/0xb0 [ 59.009772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 59.013729] do_syscall_64+0x1b9/0x820 [ 59.018816] ? sockfd_lookup_light+0xc5/0x160 [ 59.023391] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 59.027443] __sys_sendmsg+0x11d/0x280 [ 59.032962] ? syscall_return_slowpath+0x5e0/0x5e0 [ 59.036836] ? __ia32_sys_shutdown+0x80/0x80 [ 59.041317] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.046665] ? fput+0x130/0x1a0 [ 59.050540] ? trace_hardirqs_on_caller+0x310/0x310 [ 59.055456] ? __x64_sys_futex+0x47f/0x6a0 [ 59.059854] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 59.064684] ? do_syscall_64+0x9a/0x820 [ 59.067950] ? prepare_exit_to_usermode+0x291/0x3b0 [ 59.072958] ? do_syscall_64+0x9a/0x820 [ 59.077184] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.082188] ? trace_hardirqs_off_caller+0x310/0x310 [ 59.086150] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.091158] __x64_sys_sendmsg+0x78/0xb0 [ 59.095128] RIP: 0033:0x446499 [ 59.099959] do_syscall_64+0x1b9/0x820 [ 59.105050] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.110229] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 59.114287] RSP: 002b:00007f30d9361db8 EFLAGS: 00000297 ORIG_RAX: 000000000000002e [ 59.117470] ? syscall_return_slowpath+0x5e0/0x5e0 [ 59.121337] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446499 [ 59.140231] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.145583] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000006 [ 59.153283] ? trace_hardirqs_on_caller+0x310/0x310 [ 59.158195] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 59.165488] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 59.170311] R10: 0000000000000000 R11: 0000000000000297 R12: 00000000006dbc2c [ 59.177580] ? prepare_exit_to_usermode+0x291/0x3b0 [ 59.182581] R13: 00007ffc7e46932f R14: 00007f30d93629c0 R15: 00000000006dbd2c [ 59.189855] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.219210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.224401] RIP: 0033:0x446499 [ 59.227600] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.246520] RSP: 002b:00007f30d9361db8 EFLAGS: 00000297 ORIG_RAX: 000000000000002e [ 59.254227] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446499 [ 59.261496] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000006 [ 59.268761] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 59.276032] R10: 0000000000000000 R11: 0000000000000297 R12: 00000000006dbc2c [ 59.283298] R13: 00007ffc7e46932f R14: 00007f30d93629c0 R15: 00000000006dbd2c [ 59.290569] Modules linked in: [ 59.294628] Kernel Offset: disabled [ 59.298312] Rebooting in 86400 seconds..