[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 19.312855] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 22.103099] random: sshd: uninitialized urandom read (32 bytes read) [ 22.420010] random: sshd: uninitialized urandom read (32 bytes read) [ 23.131589] random: sshd: uninitialized urandom read (32 bytes read) [ 24.584789] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.19' (ECDSA) to the list of known hosts. [ 30.061992] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 30.155925] FAULT_INJECTION: forcing a failure. [ 30.155925] name failslab, interval 1, probability 0, space 0, times 1 [ 30.167343] CPU: 1 PID: 4538 Comm: syz-executor486 Not tainted 4.17.0-rc3+ #33 [ 30.174685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.184026] Call Trace: [ 30.186603] dump_stack+0x1b9/0x294 [ 30.190211] ? dump_stack_print_info.cold.2+0x52/0x52 [ 30.195382] ? kasan_check_write+0x14/0x20 [ 30.199597] ? __mutex_lock+0x7d9/0x17f0 [ 30.203642] should_fail.cold.4+0xa/0x1a [ 30.207685] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 30.212769] ? kasan_check_read+0x11/0x20 [ 30.216898] ? graph_lock+0x170/0x170 [ 30.220679] ? find_held_lock+0x36/0x1c0 [ 30.224720] ? __lock_is_held+0xb5/0x140 [ 30.228765] ? check_same_owner+0x320/0x320 [ 30.233067] ? rcu_note_context_switch+0x710/0x710 [ 30.237975] ? lock_downgrade+0x8e0/0x8e0 [ 30.242103] __should_failslab+0x124/0x180 [ 30.246316] should_failslab+0x9/0x14 [ 30.250095] __kmalloc_track_caller+0x2c4/0x760 [ 30.254743] ? kasan_check_write+0x14/0x20 [ 30.258960] ? kstrdup_const+0x66/0x80 [ 30.262830] kstrdup+0x39/0x70 [ 30.266008] kstrdup_const+0x66/0x80 [ 30.269711] __kernfs_new_node+0xa8/0x580 [ 30.273852] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 30.278593] ? lock_downgrade+0x8e0/0x8e0 [ 30.282732] kernfs_new_node+0x80/0xf0 [ 30.286599] kernfs_create_dir_ns+0x3d/0x140 [ 30.290988] sysfs_create_dir_ns+0xbe/0x1d0 [ 30.295293] kobject_add_internal+0x354/0xac0 [ 30.299770] ? kobj_ns_type_registered+0x60/0x60 [ 30.304505] ? kfree_const+0x5e/0x70 [ 30.308202] ? kobject_add+0x147/0x190 [ 30.312072] kobject_add+0x13a/0x190 [ 30.315765] ? kset_create_and_add+0x190/0x190 [ 30.320328] ? mutex_unlock+0xd/0x10 [ 30.324031] ? device_add+0x384/0x16d0 [ 30.327905] device_add+0x3a5/0x16d0 [ 30.331602] ? device_private_init+0x230/0x230 [ 30.336164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.341695] wiphy_register+0x178a/0x2430 [ 30.345831] ? wiphy_unregister+0x12b0/0x12b0 [ 30.350308] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.355302] ? __kmalloc+0x5f9/0x760 [ 30.359006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.364538] ? ieee80211_cs_list_valid+0x7c/0x440 [ 30.369373] ? ieee80211_register_hw+0xc0b/0x35d0 [ 30.374204] ieee80211_register_hw+0x13cd/0x35d0 [ 30.378948] ? force_quiescent_state+0x551/0x560 [ 30.383683] ? ieee80211_free_ack_frame+0x60/0x60 [ 30.388545] mac80211_hwsim_new_radio+0x1d9b/0x3410 [ 30.393539] ? mark_lock+0xafe/0x19e0 [ 30.397326] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 30.403457] ? check_same_owner+0x320/0x320 [ 30.407759] ? __lock_acquire+0x7f5/0x5140 [ 30.411976] ? __might_sleep+0x95/0x190 [ 30.415940] ? kasan_check_write+0x14/0x20 [ 30.420153] ? __mutex_lock+0x7d9/0x17f0 [ 30.424198] ? genl_rcv_msg+0x13a/0x170 [ 30.428158] ? __lock_acquire+0x7f5/0x5140 [ 30.432373] ? mutex_trylock+0x2a0/0x2a0 [ 30.436413] ? graph_lock+0x170/0x170 [ 30.440194] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 30.445375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.450906] ? validate_nla+0x2d9/0x7b0 [ 30.454873] hwsim_new_radio_nl+0x7a7/0xa60 [ 30.459178] ? nla_parse+0x358/0x4a0 [ 30.462871] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 30.468047] ? __netlink_ns_capable+0x100/0x130 [ 30.472702] genl_family_rcv_msg+0x889/0x1120 [ 30.477181] ? genl_rcv+0x40/0x40 [ 30.480614] ? lock_downgrade+0x8e0/0x8e0 [ 30.484742] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 30.489742] ? kasan_check_read+0x11/0x20 [ 30.493870] ? lock_acquire+0x1dc/0x520 [ 30.497825] ? genl_rcv+0x19/0x40 [ 30.501267] genl_rcv_msg+0xc6/0x170 [ 30.504971] netlink_rcv_skb+0x172/0x440 [ 30.509022] ? genl_family_rcv_msg+0x1120/0x1120 [ 30.513769] ? netlink_ack+0xbc0/0xbc0 [ 30.517638] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 30.522808] ? netlink_skb_destructor+0x210/0x210 [ 30.527638] genl_rcv+0x28/0x40 [ 30.530896] netlink_unicast+0x58b/0x740 [ 30.534946] ? netlink_attachskb+0x970/0x970 [ 30.539336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.544852] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 30.549860] ? security_netlink_send+0x88/0xb0 [ 30.554423] netlink_sendmsg+0x9f0/0xfa0 [ 30.558468] ? netlink_unicast+0x740/0x740 [ 30.562692] ? security_socket_sendmsg+0x94/0xc0 [ 30.567433] ? netlink_unicast+0x740/0x740 [ 30.571650] sock_sendmsg+0xd5/0x120 [ 30.575346] ___sys_sendmsg+0x805/0x940 [ 30.579302] ? kasan_check_read+0x11/0x20 [ 30.583431] ? rcu_is_watching+0x85/0x140 [ 30.587559] ? copy_msghdr_from_user+0x560/0x560 [ 30.592292] ? save_stack+0xa9/0xd0 [ 30.595902] ? graph_lock+0x170/0x170 [ 30.599687] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 30.605210] ? proc_fail_nth_write+0x96/0x1f0 [ 30.609689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.615213] ? __fget_light+0x2ef/0x430 [ 30.619174] ? fget_raw+0x20/0x20 [ 30.622607] ? find_held_lock+0x36/0x1c0 [ 30.626658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 30.632176] ? sockfd_lookup_light+0xc5/0x160 [ 30.636661] __sys_sendmsg+0x115/0x270 [ 30.640539] ? __ia32_sys_shutdown+0x80/0x80 [ 30.644930] ? __sb_end_write+0xac/0xe0 [ 30.648896] ? vfs_write+0x2a8/0x560 [ 30.652602] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.658117] ? ksys_write+0x1a6/0x250 [ 30.661900] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 30.666726] __x64_sys_sendmsg+0x78/0xb0 [ 30.670768] do_syscall_64+0x1b1/0x800 [ 30.674638] ? syscall_return_slowpath+0x5c0/0x5c0 [ 30.679549] ? syscall_return_slowpath+0x30f/0x5c0 [ 30.684471] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 30.690164] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.694988] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 30.700162] RIP: 0033:0x4404c9 executing program [ 30.703332] RSP: 002b:00007fff808f3e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 30.711028] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004404c9 [ 30.718288] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000003 [ 30.725536] RBP: 00007fff808f3e10 R08: 0000000000000002 R09: 00007fff80003534 [ 30.732786] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 30.740038] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 30.747359] kobject_add_internal failed for phy2 (error: -12 parent: ieee80211) [ 30.759775] FAULT_INJECTION: forcing a failure. [ 30.759775] name failslab, interval 1, probability 0, space 0, times 0 [ 30.771223] CPU: 0 PID: 4538 Comm: syz-executor486 Not tainted 4.17.0-rc3+ #33 [ 30.778580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.787914] Call Trace: [ 30.790484] dump_stack+0x1b9/0x294 [ 30.794093] ? dump_stack_print_info.cold.2+0x52/0x52 [ 30.799261] ? mutex_trylock+0x2a0/0x2a0 [ 30.803308] should_fail.cold.4+0xa/0x1a [ 30.807348] ? save_stack+0x43/0xd0 [ 30.810953] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 30.816041] ? print_usage_bug+0xc0/0xc0 [ 30.820083] ? genl_rcv+0x28/0x40 [ 30.823516] ? netlink_unicast+0x58b/0x740 [ 30.827727] ? netlink_sendmsg+0x9f0/0xfa0 [ 30.831941] ? graph_lock+0x170/0x170 [ 30.835719] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 30.841061] ? find_held_lock+0x36/0x1c0 [ 30.845103] ? find_held_lock+0x36/0x1c0 [ 30.849145] ? __lock_is_held+0xb5/0x140 [ 30.853194] ? check_same_owner+0x320/0x320 [ 30.857497] ? rcu_note_context_switch+0x710/0x710 [ 30.862406] __should_failslab+0x124/0x180 [ 30.866619] should_failslab+0x9/0x14 [ 30.870407] kmem_cache_alloc_trace+0x2cb/0x780 [ 30.875053] ? kasan_check_write+0x14/0x20 [ 30.879265] ? do_raw_spin_lock+0xc1/0x200 [ 30.883482] get_device_parent.isra.27+0x298/0x5a0 [ 30.888391] device_add+0x2f1/0x16d0 [ 30.892085] ? device_private_init+0x230/0x230 [ 30.896648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.902169] wiphy_register+0x178a/0x2430 [ 30.906303] ? wiphy_unregister+0x12b0/0x12b0 [ 30.910778] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.915774] ? __kmalloc+0x5f9/0x760 [ 30.919467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.924982] ? ieee80211_cs_list_valid+0x7c/0x440 [ 30.929804] ? ieee80211_register_hw+0xc0b/0x35d0 [ 30.934633] ieee80211_register_hw+0x13cd/0x35d0 [ 30.939370] ? force_quiescent_state+0x551/0x560 [ 30.944105] ? ieee80211_free_ack_frame+0x60/0x60 [ 30.948932] mac80211_hwsim_new_radio+0x1d9b/0x3410 [ 30.953931] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 30.960060] ? check_same_owner+0x320/0x320 [ 30.964360] ? __lock_acquire+0x7f5/0x5140 [ 30.968575] ? __might_sleep+0x95/0x190 [ 30.972530] ? kasan_check_write+0x14/0x20 [ 30.976742] ? __mutex_lock+0x7d9/0x17f0 [ 30.980785] ? genl_rcv_msg+0x13a/0x170 [ 30.984740] ? __lock_acquire+0x7f5/0x5140 [ 30.988953] ? mutex_trylock+0x2a0/0x2a0 [ 30.992994] ? graph_lock+0x170/0x170 [ 30.996779] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 31.001950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.007466] ? validate_nla+0x2d9/0x7b0 [ 31.011421] hwsim_new_radio_nl+0x7a7/0xa60 [ 31.015721] ? nla_parse+0x358/0x4a0 [ 31.019415] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 31.024584] ? __netlink_ns_capable+0x100/0x130 [ 31.029234] genl_family_rcv_msg+0x889/0x1120 [ 31.033712] ? genl_rcv+0x40/0x40 [ 31.037143] ? lock_downgrade+0x8e0/0x8e0 [ 31.041269] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 31.046267] ? kasan_check_read+0x11/0x20 [ 31.050393] ? lock_acquire+0x1dc/0x520 [ 31.054346] ? genl_rcv+0x19/0x40 [ 31.057787] genl_rcv_msg+0xc6/0x170 [ 31.061480] netlink_rcv_skb+0x172/0x440 [ 31.065520] ? genl_family_rcv_msg+0x1120/0x1120 [ 31.070253] ? netlink_ack+0xbc0/0xbc0 [ 31.074117] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 31.079287] ? netlink_skb_destructor+0x210/0x210 [ 31.084112] genl_rcv+0x28/0x40 [ 31.087370] netlink_unicast+0x58b/0x740 [ 31.091416] ? netlink_attachskb+0x970/0x970 [ 31.095806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.101324] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 31.106319] ? security_netlink_send+0x88/0xb0 [ 31.110882] netlink_sendmsg+0x9f0/0xfa0 [ 31.114925] ? netlink_unicast+0x740/0x740 [ 31.119137] ? security_socket_sendmsg+0x94/0xc0 [ 31.123874] ? netlink_unicast+0x740/0x740 [ 31.128087] sock_sendmsg+0xd5/0x120 [ 31.131781] ___sys_sendmsg+0x805/0x940 [ 31.135732] ? kasan_check_read+0x11/0x20 [ 31.139859] ? rcu_is_watching+0x85/0x140 [ 31.143985] ? copy_msghdr_from_user+0x560/0x560 [ 31.148718] ? save_stack+0xa9/0xd0 [ 31.152324] ? graph_lock+0x170/0x170 [ 31.156104] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 31.161621] ? proc_fail_nth_write+0x96/0x1f0 [ 31.166096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.171610] ? __fget_light+0x2ef/0x430 [ 31.175562] ? fget_raw+0x20/0x20 [ 31.178991] ? find_held_lock+0x36/0x1c0 [ 31.183050] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.188566] ? sockfd_lookup_light+0xc5/0x160 [ 31.193045] __sys_sendmsg+0x115/0x270 [ 31.196910] ? __ia32_sys_shutdown+0x80/0x80 [ 31.201298] ? __sb_end_write+0xac/0xe0 [ 31.205252] ? vfs_write+0x2a8/0x560 [ 31.208949] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.214463] ? ksys_write+0x1a6/0x250 [ 31.218246] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 31.223068] __x64_sys_sendmsg+0x78/0xb0 [ 31.227107] do_syscall_64+0x1b1/0x800 [ 31.230973] ? syscall_return_slowpath+0x5c0/0x5c0 [ 31.235881] ? syscall_return_slowpath+0x30f/0x5c0 [ 31.240790] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 31.246136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.250967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 31.256134] RIP: 0033:0x4404c9 [ 31.259303] RSP: 002b:00007fff808f3e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 31.266990] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004404c9 [ 31.274251] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000005 [ 31.281499] RBP: 00007fff808f3e10 R08: 0000000000000002 R09: 00007fff80003534 [ 31.288752] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 31.296001] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 31.303738] ------------[ cut here ]------------ [ 31.308729] kernfs: ns required in 'ieee80211' for 'phy3' [ 31.314440] WARNING: CPU: 0 PID: 4538 at fs/kernfs/dir.c:759 kernfs_add_one+0x406/0x4d0 [ 31.322569] Kernel panic - not syncing: panic_on_warn set ... [ 31.322569] [ 31.329912] CPU: 0 PID: 4538 Comm: syz-executor486 Not tainted 4.17.0-rc3+ #33 [ 31.337246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.346574] Call Trace: [ 31.349142] dump_stack+0x1b9/0x294 [ 31.352749] ? dump_stack_print_info.cold.2+0x52/0x52 [ 31.357921] ? kernfs_add_one+0x320/0x4d0 [ 31.362051] panic+0x22f/0x4de [ 31.365221] ? add_taint.cold.5+0x16/0x16 [ 31.369347] ? __warn.cold.8+0x148/0x1b3 [ 31.373385] ? __warn.cold.8+0x117/0x1b3 [ 31.377424] ? kernfs_add_one+0x406/0x4d0 [ 31.381549] __warn.cold.8+0x163/0x1b3 [ 31.385414] ? kernfs_add_one+0x406/0x4d0 [ 31.389539] report_bug+0x252/0x2d0 [ 31.393148] do_error_trap+0x1de/0x490 [ 31.397023] ? math_error+0x420/0x420 [ 31.400808] ? vprintk_default+0x28/0x30 [ 31.404850] ? vprintk_func+0x81/0xe7 [ 31.408629] ? printk+0x9e/0xba [ 31.411895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.416728] do_invalid_op+0x1b/0x20 [ 31.420423] invalid_op+0x14/0x20 [ 31.423853] RIP: 0010:kernfs_add_one+0x406/0x4d0 [ 31.428591] RSP: 0018:ffff8801ca9eece0 EFLAGS: 00010286 [ 31.433933] RAX: 000000000000002d RBX: ffffffff87d5cee0 RCX: ffffffff8160ba7d [ 31.441180] RDX: 0000000000000000 RSI: ffffffff81610731 RDI: ffff8801ca9ee840 [ 31.448433] RBP: ffff8801ca9eed20 R08: ffff8801d9538500 R09: 0000000000000006 [ 31.455681] R10: ffff8801d9538500 R11: 0000000000000000 R12: ffff8801ad1cb6c0 [ 31.462930] R13: ffffffff885da640 R14: 0000000000000020 R15: 0000000000000000 [ 31.470188] ? console_unlock+0x8ad/0x1100 [ 31.474402] ? vprintk_func+0x81/0xe7 [ 31.478187] kernfs_create_link+0x112/0x180 [ 31.482487] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 31.487749] sysfs_create_link+0x65/0xc0 [ 31.491791] device_add+0x7a0/0x16d0 [ 31.495486] ? device_private_init+0x230/0x230 [ 31.500049] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.505569] wiphy_register+0x178a/0x2430 [ 31.509702] ? wiphy_unregister+0x12b0/0x12b0 [ 31.514178] ? rcu_read_lock_sched_held+0x108/0x120 [ 31.519172] ? __kmalloc+0x5f9/0x760 [ 31.522867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.528384] ? ieee80211_cs_list_valid+0x7c/0x440 [ 31.533212] ? ieee80211_register_hw+0xc0b/0x35d0 [ 31.538038] ieee80211_register_hw+0x13cd/0x35d0 [ 31.542774] ? force_quiescent_state+0x551/0x560 [ 31.547508] ? ieee80211_free_ack_frame+0x60/0x60 [ 31.552342] mac80211_hwsim_new_radio+0x1d9b/0x3410 [ 31.557342] ? __rhashtable_insert_fast.constprop.53+0xf50/0xf50 [ 31.563485] ? check_same_owner+0x320/0x320 [ 31.567789] ? __lock_acquire+0x7f5/0x5140 [ 31.572004] ? __might_sleep+0x95/0x190 [ 31.575969] ? kasan_check_write+0x14/0x20 [ 31.580181] ? __mutex_lock+0x7d9/0x17f0 [ 31.584226] ? genl_rcv_msg+0x13a/0x170 [ 31.588180] ? __lock_acquire+0x7f5/0x5140 [ 31.592390] ? mutex_trylock+0x2a0/0x2a0 [ 31.596428] ? graph_lock+0x170/0x170 [ 31.600223] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 31.605394] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.610909] ? validate_nla+0x2d9/0x7b0 [ 31.614865] hwsim_new_radio_nl+0x7a7/0xa60 [ 31.619163] ? nla_parse+0x358/0x4a0 [ 31.622857] ? mac80211_hwsim_new_radio+0x3410/0x3410 [ 31.628034] ? __netlink_ns_capable+0x100/0x130 [ 31.632687] genl_family_rcv_msg+0x889/0x1120 [ 31.637163] ? genl_rcv+0x40/0x40 [ 31.640602] ? lock_downgrade+0x8e0/0x8e0 [ 31.644734] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 31.649732] ? kasan_check_read+0x11/0x20 [ 31.653858] ? lock_acquire+0x1dc/0x520 [ 31.657809] ? genl_rcv+0x19/0x40 [ 31.661247] genl_rcv_msg+0xc6/0x170 [ 31.664940] netlink_rcv_skb+0x172/0x440 [ 31.668979] ? genl_family_rcv_msg+0x1120/0x1120 [ 31.673715] ? netlink_ack+0xbc0/0xbc0 [ 31.677581] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 31.683193] ? netlink_skb_destructor+0x210/0x210 [ 31.688024] genl_rcv+0x28/0x40 [ 31.691290] netlink_unicast+0x58b/0x740 [ 31.695331] ? netlink_attachskb+0x970/0x970 [ 31.699717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.705235] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 31.710229] ? security_netlink_send+0x88/0xb0 [ 31.714791] netlink_sendmsg+0x9f0/0xfa0 [ 31.718833] ? netlink_unicast+0x740/0x740 [ 31.723054] ? security_socket_sendmsg+0x94/0xc0 [ 31.728033] ? netlink_unicast+0x740/0x740 [ 31.732255] sock_sendmsg+0xd5/0x120 [ 31.735947] ___sys_sendmsg+0x805/0x940 [ 31.739901] ? kasan_check_read+0x11/0x20 [ 31.744034] ? rcu_is_watching+0x85/0x140 [ 31.748162] ? copy_msghdr_from_user+0x560/0x560 [ 31.752894] ? save_stack+0xa9/0xd0 [ 31.756501] ? graph_lock+0x170/0x170 [ 31.760282] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 31.765797] ? proc_fail_nth_write+0x96/0x1f0 [ 31.770271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.775794] ? __fget_light+0x2ef/0x430 [ 31.779745] ? fget_raw+0x20/0x20 [ 31.783175] ? find_held_lock+0x36/0x1c0 [ 31.787224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.792747] ? sockfd_lookup_light+0xc5/0x160 [ 31.797220] __sys_sendmsg+0x115/0x270 [ 31.801085] ? __ia32_sys_shutdown+0x80/0x80 [ 31.805473] ? __sb_end_write+0xac/0xe0 [ 31.809423] ? vfs_write+0x2a8/0x560 [ 31.813120] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.818634] ? ksys_write+0x1a6/0x250 [ 31.822428] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 31.827251] __x64_sys_sendmsg+0x78/0xb0 [ 31.831290] do_syscall_64+0x1b1/0x800 [ 31.835157] ? syscall_return_slowpath+0x5c0/0x5c0 [ 31.840063] ? syscall_return_slowpath+0x30f/0x5c0 [ 31.844973] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 31.850316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.855138] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 31.860303] RIP: 0033:0x4404c9 [ 31.863471] RSP: 002b:00007fff808f3e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 31.871157] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004404c9 [ 31.878404] RDX: 0000000000000000 RSI: 0000000020b3dfc8 RDI: 0000000000000005 [ 31.885659] RBP: 00007fff808f3e10 R08: 0000000000000002 R09: 00007fff80003534 [ 31.892906] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 31.900160] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 31.908104] Dumping ftrace buffer: [ 31.911784] (ftrace buffer empty) [ 31.915472] Kernel Offset: disabled [ 31.919081] Rebooting in 86400 seconds..