[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.98' (ECDSA) to the list of known hosts. 2021/03/28 12:37:53 parsed 1 programs 2021/03/28 12:37:53 executed programs: 0 syzkaller login: [ 75.138189][ T8402] IPVS: ftp: loaded support on port[0] = 21 [ 75.311616][ T8402] chnl_net:caif_netlink_parms(): no params data found [ 75.360003][ T8402] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.367672][ T8402] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.375860][ T8402] device bridge_slave_0 entered promiscuous mode [ 75.386320][ T8402] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.393548][ T8402] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.401152][ T8402] device bridge_slave_1 entered promiscuous mode [ 75.419742][ T8402] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.430594][ T8402] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.452212][ T8402] team0: Port device team_slave_0 added [ 75.459471][ T8402] team0: Port device team_slave_1 added [ 75.476008][ T8402] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.482965][ T8402] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 75.508940][ T8402] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.521608][ T8402] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.528551][ T8402] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 75.554446][ T8402] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.579267][ T8402] device hsr_slave_0 entered promiscuous mode [ 75.586479][ T8402] device hsr_slave_1 entered promiscuous mode [ 75.694845][ T8402] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.705607][ T8402] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.716805][ T8402] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.728738][ T8402] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.756848][ T8402] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.764264][ T8402] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.772776][ T8402] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.779882][ T8402] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.829248][ T8402] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.845318][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.856892][ T2933] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.866308][ T2933] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.874956][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 75.889323][ T8402] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.900376][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.908950][ T2933] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.916101][ T2933] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.928906][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.938778][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.945902][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.964457][ T4802] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.973893][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.985176][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.998246][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.013579][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.023426][ T8402] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.041920][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.049289][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.063822][ T8402] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.083946][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.104528][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.113558][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.121128][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.133871][ T8402] device veth0_vlan entered promiscuous mode [ 76.149593][ T8402] device veth1_vlan entered promiscuous mode [ 76.173043][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.180929][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.190750][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.201755][ T8402] device veth0_macvtap entered promiscuous mode [ 76.210638][ T8402] device veth1_macvtap entered promiscuous mode [ 76.227741][ T8402] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.236787][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.248016][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.260233][ T8402] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.268302][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.281239][ T8402] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.290468][ T8402] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.299865][ T8402] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.308941][ T8402] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.405611][ T196] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.418555][ T196] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.440618][ T4802] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.459855][ T196] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.469663][ T196] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.479700][ T2933] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 76.525390][ T8646] ------------[ cut here ]------------ [ 76.530983][ T8646] refcount_t: decrement hit 0; leaking memory. [ 76.540565][ T8646] WARNING: CPU: 0 PID: 8646 at lib/refcount.c:31 refcount_warn_saturate+0xbf/0x1e0 [ 76.552540][ T8646] Modules linked in: [ 76.556560][ T8646] CPU: 0 PID: 8646 Comm: syz-executor.0 Not tainted 5.12.0-rc4-syzkaller #0 [ 76.566940][ T8646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.579192][ T8646] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0 [ 76.587886][ T8646] Code: 1d 6a 5a e8 09 31 ff 89 de e8 8d 1a ab fd 84 db 75 e0 e8 d4 13 ab fd 48 c7 c7 a0 e1 c1 89 c6 05 4a 5a e8 09 01 e8 2e 36 fb 04 <0f> 0b eb c4 e8 b8 13 ab fd 0f b6 1d 39 5a e8 09 31 ff 89 de e8 58 [ 76.609230][ T8646] RSP: 0018:ffffc90002266fe8 EFLAGS: 00010282 [ 76.617025][ T8646] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 76.627376][ T8646] RDX: ffff88801bbb54c0 RSI: ffffffff815c51f5 RDI: fffff5200044cdef [ 76.635990][ T8646] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 76.644463][ T8646] R10: ffffffff815bdf8e R11: 0000000000000000 R12: ffff88801c660568 [ 76.653076][ T8646] R13: ffff88801b5ed000 R14: 00000000ffffffff R15: ffff888015b78000 [ 76.661065][ T8646] FS: 00007f7c52136700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 76.670947][ T8646] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.677627][ T8646] CR2: 00005652f8ea4820 CR3: 000000001ba15000 CR4: 00000000001506e0 [ 76.685789][ T8646] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.693826][ T8646] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.702486][ T8646] Call Trace: [ 76.705757][ T8646] ip6_tnl_dev_uninit+0x370/0x3d0 [ 76.710786][ T8646] ? ip6_tnl_update+0x7d0/0x7d0 [ 76.715722][ T8646] register_netdevice+0xadf/0x1500 [ 76.720862][ T8646] ? netdev_change_features+0xb0/0xb0 [ 76.726426][ T8646] ip6_tnl_create2+0x1b5/0x400 [ 76.731207][ T8646] ip6_tnl_newlink+0x312/0x580 [ 76.736057][ T8646] ? ip6_tnl_changelink+0x4a0/0x4a0 [ 76.741266][ T8646] ? rtnl_create_link+0x746/0xae0 [ 76.746876][ T8646] ? ip6_tnl_changelink+0x4a0/0x4a0 [ 76.752520][ T8646] __rtnl_newlink+0x1062/0x1710 [ 76.757419][ T8646] ? rtnl_setlink+0x3c0/0x3c0 [ 76.762219][ T8646] ? find_held_lock+0x2d/0x110 [ 76.767002][ T8646] ? is_bpf_text_address+0xa9/0x160 [ 76.772269][ T8646] ? lock_downgrade+0x6e0/0x6e0 [ 76.777141][ T8646] ? unwind_next_frame+0xec8/0x1ce0 [ 76.782426][ T8646] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.788725][ T8646] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 76.794562][ T8646] ? is_bpf_text_address+0xcb/0x160 [ 76.799773][ T8646] ? kernel_text_address+0xbd/0xf0 [ 76.804972][ T8646] ? __kernel_text_address+0x9/0x30 [ 76.810183][ T8646] ? unwind_get_return_address+0x51/0x90 [ 76.815868][ T8646] ? create_prof_cpu_mask+0x20/0x20 [ 76.821080][ T8646] ? arch_stack_walk+0x93/0xe0 [ 76.826076][ T8646] ? fs_reclaim_release+0x9c/0xe0 [ 76.831131][ T8646] ? rcu_read_lock_sched_held+0x3a/0x70 [ 76.837623][ T8646] rtnl_newlink+0x64/0xa0 [ 76.842678][ T8646] ? __rtnl_newlink+0x1710/0x1710 [ 76.847768][ T8646] rtnetlink_rcv_msg+0x44e/0xad0 [ 76.853124][ T8646] ? rtnetlink_put_metrics+0x510/0x510 [ 76.858685][ T8646] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 76.864722][ T8646] netlink_rcv_skb+0x153/0x420 [ 76.869536][ T8646] ? rtnetlink_put_metrics+0x510/0x510 [ 76.875945][ T8646] ? netlink_ack+0xaa0/0xaa0 [ 76.880586][ T8646] ? netlink_deliver_tap+0x227/0xba0 [ 76.887298][ T8646] netlink_unicast+0x533/0x7d0 [ 76.892583][ T8646] ? netlink_attachskb+0x870/0x870 [ 76.897719][ T8646] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.905558][ T8646] ? __phys_addr_symbol+0x2c/0x70 [ 76.910609][ T8646] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 76.916838][ T8646] ? __check_object_size+0x171/0x3f0 [ 76.922224][ T8646] netlink_sendmsg+0x856/0xd90 [ 76.927136][ T8646] ? netlink_unicast+0x7d0/0x7d0 [ 76.932382][ T8646] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.938647][ T8646] ? netlink_unicast+0x7d0/0x7d0 [ 76.943922][ T8646] sock_sendmsg+0xcf/0x120 [ 76.948362][ T8646] ____sys_sendmsg+0x6e8/0x810 [ 76.953457][ T8646] ? kernel_sendmsg+0x50/0x50 [ 76.958147][ T8646] ? do_recvmmsg+0x6d0/0x6d0 [ 76.962826][ T8646] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 76.968960][ T8646] ___sys_sendmsg+0xf3/0x170 [ 76.973956][ T8646] ? sendmsg_copy_msghdr+0x160/0x160 [ 76.979261][ T8646] ? __fget_files+0x266/0x3d0 [ 76.984738][ T8646] ? lock_downgrade+0x6e0/0x6e0 [ 76.989600][ T8646] ? __fget_files+0x288/0x3d0 [ 76.994702][ T8646] ? __fget_light+0xea/0x280 [ 76.999317][ T8646] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 77.006112][ T8646] __sys_sendmsg+0xe5/0x1b0 [ 77.010639][ T8646] ? __sys_sendmsg_sock+0x30/0x30 [ 77.016596][ T8646] ? syscall_enter_from_user_mode+0x27/0x70 [ 77.022605][ T8646] do_syscall_64+0x2d/0x70 [ 77.027332][ T8646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.033586][ T8646] RIP: 0033:0x466459 [ 77.037606][ T8646] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 77.057313][ T8646] RSP: 002b:00007f7c52136188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.066618][ T8646] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 77.074672][ T8646] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 77.082929][ T8646] RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 [ 77.090900][ T8646] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 [ 77.099655][ T8646] R13: 00007ffdc259515f R14: 00007f7c52136300 R15: 0000000000022000 [ 77.107964][ T8646] Kernel panic - not syncing: panic_on_warn set ... [ 77.114536][ T8646] CPU: 0 PID: 8646 Comm: syz-executor.0 Not tainted 5.12.0-rc4-syzkaller #0 [ 77.123191][ T8646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.133227][ T8646] Call Trace: [ 77.136493][ T8646] dump_stack+0x141/0x1d7 [ 77.140810][ T8646] panic+0x306/0x73d [ 77.144701][ T8646] ? __warn_printk+0xf3/0xf3 [ 77.149295][ T8646] ? __warn.cold+0x1a/0x44 [ 77.153717][ T8646] ? refcount_warn_saturate+0xbf/0x1e0 [ 77.159182][ T8646] __warn.cold+0x35/0x44 [ 77.163460][ T8646] ? wake_up_klogd.part.0+0x8e/0xd0 [ 77.168646][ T8646] ? refcount_warn_saturate+0xbf/0x1e0 [ 77.174132][ T8646] report_bug+0x1bd/0x210 [ 77.178465][ T8646] handle_bug+0x3c/0x60 [ 77.182609][ T8646] exc_invalid_op+0x14/0x40 [ 77.187108][ T8646] asm_exc_invalid_op+0x12/0x20 [ 77.191946][ T8646] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0 [ 77.198009][ T8646] Code: 1d 6a 5a e8 09 31 ff 89 de e8 8d 1a ab fd 84 db 75 e0 e8 d4 13 ab fd 48 c7 c7 a0 e1 c1 89 c6 05 4a 5a e8 09 01 e8 2e 36 fb 04 <0f> 0b eb c4 e8 b8 13 ab fd 0f b6 1d 39 5a e8 09 31 ff 89 de e8 58 [ 77.217623][ T8646] RSP: 0018:ffffc90002266fe8 EFLAGS: 00010282 [ 77.223677][ T8646] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 77.231632][ T8646] RDX: ffff88801bbb54c0 RSI: ffffffff815c51f5 RDI: fffff5200044cdef [ 77.239587][ T8646] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 77.247546][ T8646] R10: ffffffff815bdf8e R11: 0000000000000000 R12: ffff88801c660568 [ 77.255505][ T8646] R13: ffff88801b5ed000 R14: 00000000ffffffff R15: ffff888015b78000 [ 77.263466][ T8646] ? wake_up_klogd.part.0+0x8e/0xd0 [ 77.268667][ T8646] ? vprintk_func+0x95/0x1e0 [ 77.273248][ T8646] ? refcount_warn_saturate+0xbf/0x1e0 [ 77.278696][ T8646] ip6_tnl_dev_uninit+0x370/0x3d0 [ 77.283708][ T8646] ? ip6_tnl_update+0x7d0/0x7d0 [ 77.288584][ T8646] register_netdevice+0xadf/0x1500 [ 77.293689][ T8646] ? netdev_change_features+0xb0/0xb0 [ 77.299057][ T8646] ip6_tnl_create2+0x1b5/0x400 [ 77.303812][ T8646] ip6_tnl_newlink+0x312/0x580 [ 77.308565][ T8646] ? ip6_tnl_changelink+0x4a0/0x4a0 [ 77.313756][ T8646] ? rtnl_create_link+0x746/0xae0 [ 77.318793][ T8646] ? ip6_tnl_changelink+0x4a0/0x4a0 [ 77.323977][ T8646] __rtnl_newlink+0x1062/0x1710 [ 77.328823][ T8646] ? rtnl_setlink+0x3c0/0x3c0 [ 77.333487][ T8646] ? find_held_lock+0x2d/0x110 [ 77.338250][ T8646] ? is_bpf_text_address+0xa9/0x160 [ 77.343438][ T8646] ? lock_downgrade+0x6e0/0x6e0 [ 77.348274][ T8646] ? unwind_next_frame+0xec8/0x1ce0 [ 77.353458][ T8646] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.359514][ T8646] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 77.365225][ T8646] ? is_bpf_text_address+0xcb/0x160 [ 77.370415][ T8646] ? kernel_text_address+0xbd/0xf0 [ 77.375559][ T8646] ? __kernel_text_address+0x9/0x30 [ 77.380752][ T8646] ? unwind_get_return_address+0x51/0x90 [ 77.386383][ T8646] ? create_prof_cpu_mask+0x20/0x20 [ 77.391569][ T8646] ? arch_stack_walk+0x93/0xe0 [ 77.396397][ T8646] ? fs_reclaim_release+0x9c/0xe0 [ 77.401419][ T8646] ? rcu_read_lock_sched_held+0x3a/0x70 [ 77.406958][ T8646] rtnl_newlink+0x64/0xa0 [ 77.411280][ T8646] ? __rtnl_newlink+0x1710/0x1710 [ 77.416296][ T8646] rtnetlink_rcv_msg+0x44e/0xad0 [ 77.421223][ T8646] ? rtnetlink_put_metrics+0x510/0x510 [ 77.426678][ T8646] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 77.431949][ T8646] netlink_rcv_skb+0x153/0x420 [ 77.436700][ T8646] ? rtnetlink_put_metrics+0x510/0x510 [ 77.442146][ T8646] ? netlink_ack+0xaa0/0xaa0 [ 77.446721][ T8646] ? netlink_deliver_tap+0x227/0xba0 [ 77.451999][ T8646] netlink_unicast+0x533/0x7d0 [ 77.456752][ T8646] ? netlink_attachskb+0x870/0x870 [ 77.461851][ T8646] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 77.468081][ T8646] ? __phys_addr_symbol+0x2c/0x70 [ 77.473111][ T8646] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 77.478817][ T8646] ? __check_object_size+0x171/0x3f0 [ 77.484096][ T8646] netlink_sendmsg+0x856/0xd90 [ 77.488847][ T8646] ? netlink_unicast+0x7d0/0x7d0 [ 77.493774][ T8646] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 77.500045][ T8646] ? netlink_unicast+0x7d0/0x7d0 [ 77.504973][ T8646] sock_sendmsg+0xcf/0x120 [ 77.509530][ T8646] ____sys_sendmsg+0x6e8/0x810 [ 77.514285][ T8646] ? kernel_sendmsg+0x50/0x50 [ 77.518945][ T8646] ? do_recvmmsg+0x6d0/0x6d0 [ 77.523536][ T8646] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 77.529509][ T8646] ___sys_sendmsg+0xf3/0x170 [ 77.534083][ T8646] ? sendmsg_copy_msghdr+0x160/0x160 [ 77.539358][ T8646] ? __fget_files+0x266/0x3d0 [ 77.544022][ T8646] ? lock_downgrade+0x6e0/0x6e0 [ 77.548866][ T8646] ? __fget_files+0x288/0x3d0 [ 77.553530][ T8646] ? __fget_light+0xea/0x280 [ 77.558106][ T8646] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 77.564349][ T8646] __sys_sendmsg+0xe5/0x1b0 [ 77.568838][ T8646] ? __sys_sendmsg_sock+0x30/0x30 [ 77.573857][ T8646] ? syscall_enter_from_user_mode+0x27/0x70 [ 77.579747][ T8646] do_syscall_64+0x2d/0x70 [ 77.584167][ T8646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.590069][ T8646] RIP: 0033:0x466459 [ 77.593961][ T8646] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 77.613557][ T8646] RSP: 002b:00007f7c52136188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.621954][ T8646] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 [ 77.629911][ T8646] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 77.637865][ T8646] RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 [ 77.645819][ T8646] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 [ 77.653773][ T8646] R13: 00007ffdc259515f R14: 00007f7c52136300 R15: 0000000000022000 [ 77.662581][ T8646] Kernel Offset: disabled [ 77.666906][ T8646] Rebooting in 86400 seconds..