[ 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 '10.128.0.131' (ECDSA) to the list of known hosts. syzkaller login: [ 514.161657][ T6799] IPVS: ftp: loaded support on port[0] = 21 [ 514.239597][ T6799] chnl_net:caif_netlink_parms(): no params data found [ 514.291777][ T6799] bridge0: port 1(bridge_slave_0) entered blocking state [ 514.299234][ T6799] bridge0: port 1(bridge_slave_0) entered disabled state [ 514.308174][ T6799] device bridge_slave_0 entered promiscuous mode [ 514.317113][ T6799] bridge0: port 2(bridge_slave_1) entered blocking state [ 514.325348][ T6799] bridge0: port 2(bridge_slave_1) entered disabled state [ 514.333506][ T6799] device bridge_slave_1 entered promiscuous mode [ 514.353439][ T6799] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 514.365366][ T6799] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 514.387780][ T6799] team0: Port device team_slave_0 added [ 514.395174][ T6799] team0: Port device team_slave_1 added [ 514.412447][ T6799] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 514.419381][ T6799] 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. [ 514.446546][ T6799] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 514.459074][ T6799] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 514.466524][ T6799] 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. [ 514.493457][ T6799] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 514.563837][ T6799] device hsr_slave_0 entered promiscuous mode [ 514.601018][ T6799] device hsr_slave_1 entered promiscuous mode [ 514.733265][ T6799] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 514.784014][ T6799] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 514.832941][ T6799] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 514.872839][ T6799] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 514.927017][ T6799] bridge0: port 2(bridge_slave_1) entered blocking state [ 514.934218][ T6799] bridge0: port 2(bridge_slave_1) entered forwarding state [ 514.942036][ T6799] bridge0: port 1(bridge_slave_0) entered blocking state [ 514.949089][ T6799] bridge0: port 1(bridge_slave_0) entered forwarding state [ 514.994105][ T6799] 8021q: adding VLAN 0 to HW filter on device bond0 [ 515.006497][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 515.017354][ T3659] bridge0: port 1(bridge_slave_0) entered disabled state [ 515.025852][ T3659] bridge0: port 2(bridge_slave_1) entered disabled state [ 515.034997][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 515.047814][ T6799] 8021q: adding VLAN 0 to HW filter on device team0 [ 515.060014][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 515.069048][ T2485] bridge0: port 1(bridge_slave_0) entered blocking state [ 515.076158][ T2485] bridge0: port 1(bridge_slave_0) entered forwarding state [ 515.101782][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 515.110106][ T2485] bridge0: port 2(bridge_slave_1) entered blocking state [ 515.117216][ T2485] bridge0: port 2(bridge_slave_1) entered forwarding state [ 515.126029][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 515.135099][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 515.146802][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 515.155025][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 515.168858][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 515.179678][ T6799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 515.197135][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 515.206828][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 515.221246][ T6799] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 515.239266][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 515.248091][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 515.268783][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 515.277892][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 515.288890][ T6799] device veth0_vlan entered promiscuous mode [ 515.298221][ T6927] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 515.306677][ T6927] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 515.318892][ T6799] device veth1_vlan entered promiscuous mode [ 515.344100][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 515.352681][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 515.361227][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 515.369676][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 515.381534][ T6799] device veth0_macvtap entered promiscuous mode [ 515.391616][ T6799] device veth1_macvtap entered promiscuous mode [ 515.409661][ T6799] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 515.417196][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 515.427203][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 515.435600][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 515.444842][ T3659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 515.457079][ T6799] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 515.465657][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 515.475024][ T2485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 719.266463][ T1] systemd[1]: systemd-timesyncd.service: Watchdog timeout (limit 3min)! [ 719.286553][ T1] systemd[1]: systemd-timesyncd.service: Killing process 4101 (systemd-timesyn) with signal SIGABRT. [ 719.309419][ T1] systemd[1]: systemd-journald.service: Main process exited, code=killed, status=6/ABRT [ 719.345211][ T1] systemd[1]: systemd-journald.service: Unit entered failed state. [ 719.354603][ T1] systemd[1]: systemd-journald.service: Failed with result 'watchdog'. [ 719.364900][ T1] systemd[1]: systemd-journald.service: Service has no hold-off time, scheduling restart. [ 719.412796][ T1] systemd[1]: Stopped Flush Journal to Persistent Storage. [ 719.421406][ T1] systemd[1]: Stopping Flush Journal to Persistent Storage... [ 719.428914][ T1] systemd[1]: Stopped Journal Service. [ 719.464712][ T1] systemd[1]: Starting Journal Service... [ 794.960606][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 794.967320][ C1] rcu: 1-...!: (1 GPs behind) idle=6f6/1/0x4000000000000000 softirq=10195/10196 fqs=1 [ 794.968911][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 279s! [ 794.977231][ C1] (t=27930 jiffies g=9233 q=413) [ 794.977248][ C1] rcu: rcu_preempt kthread starved for 27901 jiffies! g9233 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 794.977254][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 794.977259][ C1] rcu: RCU grace-period kthread stack dump: [ 794.977266][ C1] rcu_preempt R running task 29112 10 2 0x00004000 [ 794.985797][ C0] Showing busy workqueues and worker pools: [ 794.990830][ C1] Call Trace: [ 795.001897][ C0] workqueue events: flags=0x0 [ 795.011975][ C1] __schedule+0x8ea/0x2210 [ 795.012001][ C1] ? io_schedule_timeout+0x140/0x140 [ 795.018239][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=11/256 refcnt=12 [ 795.025863][ C1] ? enqueue_timer+0x420/0x420 [ 795.025923][ C1] ? lock_downgrade+0x820/0x820 [ 795.025939][ C1] schedule+0xd0/0x2a0 [ 795.032069][ C0] in-flight: 6927:cgroup1_release_agent [ 795.035366][ C1] schedule_timeout+0x148/0x250 [ 795.040030][ C0] pending: kfree_rcu_monitor, nsim_dev_trap_report_work, psi_avgs_work, linkwatch_event, defense_work_handler, defense_work_handler, check_corruption, switchdev_deferred_process_work, vmstat_shepherd, cache_reap [ 795.044437][ C1] ? usleep_range+0x170/0x170 [ 795.049729][ C0] workqueue events_unbound: flags=0x2 [ 795.057477][ C1] ? lockdep_hardirqs_on+0x6a/0xe0 [ 795.057492][ C1] ? __next_timer_interrupt+0x190/0x190 [ 795.057553][ C1] ? prepare_to_swait_exclusive+0x2d0/0x2d0 [ 795.062340][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=4 [ 795.067114][ C1] rcu_gp_kthread+0xae5/0x1b50 [ 795.067136][ C1] ? call_rcu+0x7e0/0x7e0 [ 795.071347][ C0] pending: call_usermodehelper_exec_work [ 795.077306][ C1] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 795.082137][ C0] workqueue events_power_efficient: flags=0x80 [ 795.102928][ C1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 795.102950][ C1] ? lockdep_hardirqs_on+0x6a/0xe0 [ 795.107601][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=5/256 refcnt=6 [ 795.113024][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 795.118058][ C0] pending: fb_flashcursor, gc_worker, wg_ratelimiter_gc_entries, neigh_periodic_work, neigh_periodic_work [ 795.123594][ C1] ? call_rcu+0x7e0/0x7e0 [ 795.129502][ C0] workqueue rcu_gp: flags=0x8 [ 795.136641][ C1] kthread+0x3b5/0x4a0 [ 795.136657][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 795.136674][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 795.141453][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 795.145823][ C1] ret_from_fork+0x1f/0x30 [ 795.151720][ C0] in-flight: 2486:wait_rcu_exp_gp [ 795.157630][ C1] NMI backtrace for cpu 1 [ 795.163842][ C0] workqueue mm_percpu_wq: flags=0x8 [ 795.169767][ C1] CPU: 1 PID: 6799 Comm: syz-executor494 Not tainted 5.8.0-rc6-syzkaller #0 [ 795.174865][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 795.182457][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 795.187453][ C0] pending: vmstat_update [ 795.199053][ C1] Call Trace: [ 795.203382][ C0] workqueue cgroup_pidlist_destroy: flags=0x0 [ 795.208053][ C1] [ 795.212078][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=5 [ 795.217218][ C1] dump_stack+0x18f/0x20d [ 795.222234][ C0] pending: cgroup_pidlist_destroy_work_fn [ 795.229869][ C1] nmi_cpu_backtrace.cold+0x70/0xb1 [ 795.234292][ C0] delayed: cgroup_pidlist_destroy_work_fn, cgroup_pidlist_destroy_work_fn, cgroup_pidlist_destroy_work_fn [ 795.239683][ C1] ? lapic_can_unplug_cpu.cold+0x38/0x38 [ 795.243971][ C0] workqueue writeback: flags=0x4a [ 795.249133][ C1] nmi_trigger_cpumask_backtrace+0x1b3/0x223 [ 795.257788][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 [ 795.265400][ C1] rcu_dump_cpu_stacks+0x194/0x1cf [ 795.275433][ C0] pending: wb_workfn [ 795.280099][ C1] rcu_sched_clock_irq.cold+0x5b3/0xccc [ 795.283394][ C0] workqueue kblockd: flags=0x18 [ 795.289428][ C1] ? lock_is_held_type+0xb0/0xe0 [ 795.292272][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 795.299702][ C1] ? rcutree_dead_cpu+0x10/0x10 [ 795.304023][ C0] pending: blk_mq_timeout_work [ 795.310075][ C1] ? lockdep_hardirqs_off+0x66/0xa0 [ 795.315325][ C0] workqueue dm_bufio_cache: flags=0x8 [ 795.326909][ C1] ? trace_hardirqs_off+0x27/0x210 [ 795.326930][ C1] update_process_times+0x25/0x60 [ 795.332556][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 795.337571][ C1] tick_sched_handle+0x9b/0x180 [ 795.343516][ C0] pending: work_fn [ 795.350700][ C1] tick_sched_timer+0x108/0x290 [ 795.355813][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 795.360012][ C1] __hrtimer_run_queues+0x1d5/0xfc0 [ 795.365543][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=37 [ 795.370375][ C1] ? can_stop_idle_tick+0x290/0x290 [ 795.375295][ C0] in-flight: 2485:addrconf_dad_work [ 795.383106][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 795.387924][ C0] delayed: addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 795.393021][ C1] ? ktime_get_update_offsets_now+0x1c4/0x250 [ 795.398206][ C0] workqueue krxrpcd: flags=0x0 [ 795.403544][ C1] hrtimer_interrupt+0x32a/0x930 [ 795.403611][ C1] __sysvec_apic_timer_interrupt+0x142/0x5e0 [ 795.408650][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=3 [ 795.413663][ C1] asm_call_on_stack+0xf/0x20 [ 795.421256][ C0] pending: rxrpc_peer_keepalive_worker [ 795.426085][ C1] [ 795.430130][ C0] delayed: rxrpc_peer_keepalive_worker [ 795.434981][ C1] sysvec_apic_timer_interrupt+0xe0/0x120 [ 795.440621][ C0] workqueue bat_events: flags=0xe000a [ 795.445780][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 795.445803][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x8c/0xe0 [ 795.453354][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 [ 795.458523][ C1] Code: 48 c7 c0 88 e0 b4 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 37 48 83 3d e3 52 cc 01 00 74 22 48 89 df 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 35 e5 66 f9 65 8b 05 fe 70 19 78 [ 795.464037][ C0] pending: batadv_purge_orig [ 795.469998][ C1] RSP: 0018:ffffc900016672c0 EFLAGS: 00000282 [ 795.531063][ C0] workqueue wg-kex-wg0: flags=0x6 [ 795.537060][ C1] RAX: 1ffffffff1369c11 RBX: 0000000000000282 RCX: 0000000000000002 [ 795.541816][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 [ 795.546709][ C1] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282 [ 795.546722][ C1] RBP: ffff888093a052e8 R08: 0000000000000000 R09: 0000000000000000 [ 795.552677][ C0] pending: wg_packet_handshake_send_worker [ 795.560117][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000282 [ 795.564795][ C0] workqueue wg-kex-wg1: flags=0x6 [ 795.570539][ C1] R13: 00000078100c35c3 R14: ffff888093a05000 R15: 0000000000000000 [ 795.570625][ C1] taprio_change+0x1fdc/0x2960 [ 795.573499][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=4 [ 795.579295][ C1] ? taprio_peek_soft+0x5e0/0x5e0 [ 795.584974][ C0] pending: wg_packet_handshake_send_worker [ 795.590353][ C1] ? mutex_is_locked+0xe/0x40 [ 795.596317][ C0] workqueue wg-kex-wg2: flags=0x6 [ 795.602691][ C1] ? rtnl_is_locked+0x11/0x20 [ 795.602732][ C1] ? qdisc_hash_add+0x228/0x350 [ 795.602751][ C1] taprio_init+0x52e/0x670 [ 795.609746][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=5 [ 795.629349][ C1] ? taprio_change+0x2960/0x2960 [ 795.634250][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 795.640318][ C1] qdisc_create+0x4b6/0x12e0 [ 795.645346][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 795.653273][ C1] ? tc_get_qdisc+0xad0/0xad0 [ 795.653345][ C1] ? __nla_parse+0x3d/0x4a [ 795.660462][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 795.668425][ C1] tc_modify_qdisc+0x4c8/0x1990 [ 795.676370][ C0] pending: wg_packet_decrypt_worker [ 795.682512][ C1] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 795.690505][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=0s workers=5 idle: 7011 7010 [ 795.695471][ C1] ? qdisc_create+0x12e0/0x12e0 [ 795.826364][ C1] ? lock_is_held_type+0xb0/0xe0 [ 795.831298][ C1] ? qdisc_create+0x12e0/0x12e0 [ 795.836143][ C1] rtnetlink_rcv_msg+0x44e/0xad0 [ 795.841075][ C1] ? rtnetlink_put_metrics+0x510/0x510 [ 795.846528][ C1] ? lock_acquire+0x1f1/0xad0 [ 795.851242][ C1] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 795.856550][ C1] netlink_rcv_skb+0x15a/0x430 [ 795.861310][ C1] ? rtnetlink_put_metrics+0x510/0x510 [ 795.866759][ C1] ? netlink_ack+0xa10/0xa10 [ 795.871354][ C1] netlink_unicast+0x533/0x7d0 [ 795.876113][ C1] ? netlink_attachskb+0x810/0x810 [ 795.881253][ C1] ? _copy_from_iter_full+0x247/0x890 [ 795.886621][ C1] ? __phys_addr+0x9a/0x110 [ 795.891115][ C1] ? __phys_addr_symbol+0x2c/0x70 [ 795.896179][ C1] ? __check_object_size+0x171/0x3e4 [ 795.901460][ C1] netlink_sendmsg+0x856/0xd90 [ 795.906221][ C1] ? netlink_unicast+0x7d0/0x7d0 [ 795.911156][ C1] ? netlink_unicast+0x7d0/0x7d0 [ 795.916154][ C1] sock_sendmsg+0xcf/0x120 [ 795.920570][ C1] ____sys_sendmsg+0x6e8/0x810 [ 795.925331][ C1] ? kernel_sendmsg+0x50/0x50 [ 795.929995][ C1] ? do_recvmmsg+0x6d0/0x6d0 [ 795.934579][ C1] ? mark_lock+0xbc/0x1710 [ 795.938993][ C1] ? __lock_acquire+0xc1e/0x56e0 [ 795.943923][ C1] ___sys_sendmsg+0xf3/0x170 [ 795.948505][ C1] ? sendmsg_copy_msghdr+0x160/0x160 [ 795.953861][ C1] ? percpu_counter_add_batch+0x126/0x180 [ 795.959608][ C1] ? lock_acquire+0x1f1/0xad0 [ 795.964338][ C1] ? __get_unused_fd_flags+0x60/0x60 [ 795.969618][ C1] ? find_held_lock+0x2d/0x110 [ 795.974376][ C1] ? __fd_install+0x1b4/0x600 [ 795.979049][ C1] ? lock_downgrade+0x820/0x820 [ 795.983894][ C1] ? __fget_light+0x215/0x280 [ 795.988572][ C1] __sys_sendmsg+0xe5/0x1b0 [ 795.993072][ C1] ? __sys_sendmsg_sock+0xb0/0xb0 [ 795.998105][ C1] ? do_syscall_64+0x1c/0xe0 [ 796.002693][ C1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 796.008670][ C1] do_syscall_64+0x60/0xe0 [ 796.013085][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 796.018970][ C1] RIP: 0033:0x443819 [ 796.022859][ C1] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 fb 0f fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 796.042453][ C1] RSP: 002b:00007fff687c83d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 796.050854][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443819 [ 796.058832][ C1] RDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000004 [ 796.066793][ C1] RBP: 00007fff687c83e0 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 796.074757][ C1] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 00007fff687c83f0 [ 796.082723][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000