Warning: Permanently added '10.128.0.33' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 487.560382][ C1] hrtimer: interrupt took 62813 ns [ 488.513494][ T8498] IPVS: ftp: loaded support on port[0] = 21 [ 488.513908][ T8497] IPVS: ftp: loaded support on port[0] = 21 [ 488.520290][ T8500] IPVS: ftp: loaded support on port[0] = 21 [ 488.527296][ T8492] IPVS: ftp: loaded support on port[0] = 21 [ 488.532126][ T8501] IPVS: ftp: loaded support on port[0] = 21 [ 488.544547][ T8499] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program [ 493.458431][ T8620] IPVS: ftp: loaded support on port[0] = 21 [ 493.531512][ T8621] IPVS: ftp: loaded support on port[0] = 21 [ 493.615297][ T8622] IPVS: ftp: loaded support on port[0] = 21 [ 494.009631][ T8624] IPVS: ftp: loaded support on port[0] = 21 [ 494.231062][ T8628] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program [ 498.869277][ T8744] IPVS: ftp: loaded support on port[0] = 21 executing program [ 499.000769][ T8743] IPVS: ftp: loaded support on port[0] = 21 [ 499.237236][ T8745] IPVS: ftp: loaded support on port[0] = 21 [ 499.328726][ T8748] IPVS: ftp: loaded support on port[0] = 21 [ 500.022518][ T8749] IPVS: ftp: loaded support on port[0] = 21 [ 721.324422][ T1663] INFO: task syz-executor343:8498 can't die for more than 143 seconds. [ 721.332991][ T1663] task:syz-executor343 state:R running task stack:25920 pid: 8498 ppid: 8495 flags:0x00004006 [ 721.624252][ T1663] Call Trace: [ 721.627767][ T1663] __schedule+0x8eb/0x21b0 [ 721.632228][ T1663] ? io_schedule_timeout+0x140/0x140 [ 721.804359][ T1663] ? mark_held_locks+0x9f/0xe0 [ 721.809369][ T1663] preempt_schedule_irq+0x4e/0x90 [ 721.995200][ T1663] ? lock_release+0x710/0x710 [ 722.000060][ T1663] inet_twsk_purge+0x57f/0x810 [ 722.094151][ T1663] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 722.100580][ T1663] ? inet_twsk_purge+0x5d5/0x810 [ 722.265656][ T1663] ? inet_twsk_purge+0x112/0x810 [ 722.270650][ T1663] ? inet_twsk_purge+0xd0/0x810 [ 722.384243][ T1663] ? inet_twsk_deschedule_put+0x50/0x50 [ 722.389840][ T1663] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 722.574280][ T1663] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 722.581271][ T1663] ? free_percpu+0x4a3/0xb20 [ 722.744058][ T1663] ? tcp_v4_init_sock+0x80/0x80 [ 722.748944][ T1663] ? tcp_sk_exit_batch+0x1d/0xa0 [ 722.874124][ T1663] ? tcp_v4_init_sock+0x80/0x80 [ 722.879019][ T1663] ? tcp_sk_exit_batch+0xa0/0xa0 [ 723.013919][ T1663] ? ops_exit_list+0x10d/0x160 [ 723.018721][ T1663] ? setup_net+0x508/0x850 [ 723.023150][ T1663] ? ops_init+0x490/0x490 [ 723.214346][ T1663] ? unpoison_range+0x2c/0x50 [ 723.219079][ T1663] ? copy_net_ns+0x376/0x7b0 [ 723.223683][ T1663] ? create_new_namespaces+0x3f6/0xb20 [ 723.344172][ T1663] ? unshare_nsproxy_namespaces+0xbd/0x230 [ 723.350028][ T1663] ? ksys_unshare+0x445/0x8e0 [ 723.503881][ T1663] ? unshare_fd+0x1c0/0x1c0 [ 723.508438][ T1663] ? syscall_enter_from_user_mode+0x1d/0x50 [ 723.624167][ T1663] ? __x64_sys_unshare+0x2d/0x40 [ 723.629143][ T1663] ? do_syscall_64+0x2d/0x70 [ 723.633746][ T1663] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 723.913872][ T1663] INFO: task syz-executor343:8743 can't die for more than 145 seconds. [ 723.922136][ T1663] task:syz-executor343 state:R running task stack:25768 pid: 8743 ppid: 8494 flags:0x00004006 [ 724.243789][ T1663] Call Trace: [ 724.247119][ T1663] __schedule+0x8eb/0x21b0 [ 724.251571][ T1663] ? io_schedule_timeout+0x140/0x140 [ 724.524103][ T1663] ? preempt_schedule_notrace_thunk+0x16/0x31 [ 724.530211][ T1663] preempt_schedule_notrace+0x5b/0xd0 [ 724.763761][ T1663] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 724.769636][ T1663] ? ctnetlink_net_exit_batch+0x60/0xb0 [ 724.963815][ T1663] ? synchronize_rcu+0xee/0x190 [ 724.968711][ T1663] ? synchronize_rcu_expedited+0x620/0x620 [ 725.084117][ T1663] ? __mutex_unlock_slowpath+0xe2/0x610 [ 725.089819][ T1663] ? wait_for_completion_io+0x260/0x260 [ 725.225964][ T1663] ? ctnetlink_net_exit_batch+0x8d/0xb0 [ 725.231555][ T1663] ? ctnetlink_exp_done+0x60/0x60 [ 725.383788][ T1663] ? ops_exit_list+0x10d/0x160 [ 725.388602][ T1663] ? setup_net+0x508/0x850 [ 725.393030][ T1663] ? ops_init+0x490/0x490 [ 725.543904][ T1663] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 725.550103][ T1663] ? copy_net_ns+0x376/0x7b0 [ 725.725322][ T1663] ? create_new_namespaces+0x3f6/0xb20 [ 725.730822][ T1663] ? unshare_nsproxy_namespaces+0xbd/0x230 [ 725.814436][ T1663] ? ksys_unshare+0x445/0x8e0 [ 725.819286][ T1663] ? unshare_fd+0x1c0/0x1c0 [ 725.845240][ T1663] ? __x64_sys_unshare+0x2d/0x40 [ 725.850650][ T1663] ? do_syscall_64+0x2d/0x70 [ 725.857908][ T1663] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 725.884351][ T1663] INFO: task syz-executor343:8744 can't die for more than 147 seconds. [ 725.892612][ T1663] task:syz-executor343 state:R running task stack:25784 pid: 8744 ppid: 8490 flags:0x00004006 executing program [ 726.193712][ T1663] Call Trace: [ 726.197053][ T1663] __schedule+0x8eb/0x21b0 [ 726.201495][ T1663] ? io_schedule_timeout+0x140/0x140 [ 726.283946][ T1663] ? preempt_schedule_irq+0x4e/0x90 [ 726.295657][ T1663] ? inet_twsk_purge+0x5d5/0x810 [ 726.331064][ T1663] ? irqentry_exit+0x7a/0xa0 [ 726.388753][ T1663] ? irqentry_exit+0x7a/0xa0 [ 726.447003][ T1663] ? lock_is_held_type+0xc2/0x100 [ 726.503767][ T1663] ? ___might_sleep+0x220/0x2d0 [ 726.508667][ T1663] ? inet_twsk_purge+0x112/0x810 [ 726.595500][ T1663] ? inet_twsk_purge+0xd0/0x810 [ 726.600400][ T1663] ? inet_twsk_deschedule_put+0x50/0x50 [ 726.607116][ T1663] ? iput+0x58/0x70 [ 726.610950][ T1663] ? tcp_v6_init_sock+0x80/0x80 [ 726.617062][ T1663] ? tcpv6_net_exit_batch+0x20/0x20 [ 726.622283][ T1663] ? ops_exit_list+0x10d/0x160 [ 726.628362][ T1663] ? setup_net+0x508/0x850 [ 726.632809][ T1663] ? ops_init+0x490/0x490 [ 726.653892][ T1663] ? copy_net_ns+0x27e/0x7b0 [ 726.656360][ T8892] IPVS: ftp: loaded support on port[0] = 21 [ 726.658506][ T1663] ? copy_net_ns+0x376/0x7b0 [ 726.658542][ T1663] ? create_new_namespaces+0x3f6/0xb20 [ 726.658571][ T1663] ? unshare_nsproxy_namespaces+0xbd/0x230 [ 726.658593][ T1663] ? ksys_unshare+0x445/0x8e0 [ 726.658611][ T1663] ? unshare_fd+0x1c0/0x1c0 [ 726.658648][ T1663] ? __x64_sys_unshare+0x2d/0x40 [ 726.658668][ T1663] ? do_syscall_64+0x2d/0x70 [ 726.658685][ T1663] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 726.658747][ T1663] INFO: task syz-executor343:8745 can't die for more than 148 seconds. [ 727.214484][ T1663] task:syz-executor343 state:D stack:25864 pid: 8745 ppid: 8491 flags:0x00004006 [ 727.274473][ T1663] Call Trace: [ 727.299470][ T1663] __schedule+0x8eb/0x21b0 [ 727.363502][ T1663] ? io_schedule_timeout+0x140/0x140 [ 727.441875][ T1663] ? prepare_to_wait_event+0x129/0x6a0 [ 727.521111][ T1663] schedule+0xcf/0x270 [ 727.580630][ T1663] synchronize_rcu_expedited+0x458/0x620 [ 727.668288][ T1663] ? wait_rcu_exp_gp+0x40/0x40 [ 727.733476][ T1663] ? add_wait_queue+0x150/0x150 [ 727.800677][ T1663] ? lock_release+0x710/0x710 [ 727.863667][ T1663] ? mark_lock+0xf7/0x1720 [ 727.868214][ T1663] ? rcu_exp_wait_wake+0x4e0/0x4e0 [ 727.873347][ T1663] ? find_held_lock+0x2d/0x110 [ 727.963831][ T1663] ? ctnetlink_net_exit_batch+0x60/0xb0 [ 727.969433][ T1663] synchronize_rcu+0xee/0x190 [ 728.044346][ T1663] ? synchronize_rcu_expedited+0x620/0x620 [ 728.050211][ T1663] ? __mutex_unlock_slowpath+0xe2/0x610 [ 728.133791][ T1663] ? wait_for_completion_io+0x260/0x260 [ 728.139411][ T1663] ? ctnetlink_net_exit_batch+0x8d/0xb0 [ 728.224243][ T1663] ? ctnetlink_exp_done+0x60/0x60 [ 728.229320][ T1663] ops_exit_list+0x10d/0x160 [ 728.284102][ T1663] setup_net+0x508/0x850 [ 728.294685][ T1663] ? ops_init+0x490/0x490 [ 728.299050][ T1663] ? copy_net_ns+0x346/0x7b0 [ 728.355884][ T1663] copy_net_ns+0x376/0x7b0 [ 728.387469][ T1663] create_new_namespaces+0x3f6/0xb20 [ 728.426857][ T1663] unshare_nsproxy_namespaces+0xbd/0x230 [ 728.491419][ T1663] ksys_unshare+0x445/0x8e0 [ 728.550291][ T1663] ? unshare_fd+0x1c0/0x1c0 [ 728.609072][ T1663] ? lockdep_hardirqs_on+0x79/0x100 [ 728.678955][ T1663] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 728.759056][ T1663] ? trace_hardirqs_on+0x38/0x1c0 [ 728.843942][ T1663] __x64_sys_unshare+0x2d/0x40 [ 728.848959][ T1663] do_syscall_64+0x2d/0x70 [ 728.853392][ T1663] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 728.973643][ T1663] RIP: 0033:0x4414a9 [ 729.001928][ T1663] RSP: 002b:00007ffd8be6e998 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 729.100492][ T1663] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004414a9 [ 729.213682][ T1663] RDX: 00000000004414a9 RSI: ffffffffffffffff RDI: 0000000040000000 [ 729.221786][ T1663] RBP: 000000000007851d R08: 00000000000000c2 R09: 00000000000000c2 [ 729.333803][ T1663] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004021a0 [ 729.341904][ T1663] R13: 0000000000402230 R14: 0000000000000000 R15: 0000000000000000 [ 729.553651][ T1663] INFO: task syz-executor343:8748 can't die for more than 151 seconds. [ 729.561921][ T1663] task:syz-executor343 state:R running task stack:25784 pid: 8748 ppid: 8493 flags:0x00004006 [ 729.795639][ T1663] Call Trace: [ 729.880294][ T1663] __schedule+0x8eb/0x21b0 [ 729.973650][ T1663] ? io_schedule_timeout+0x140/0x140 [ 729.978984][ T1663] ? preempt_schedule_irq+0x4e/0x90 [ 730.200734][ T1663] ? irqentry_exit+0x7a/0xa0 [ 730.295132][ T1663] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 730.414841][ T1663] lock_is_held_type+0xc2/0x100 [ 730.512024][ T1663] ? mark_lock+0xf7/0x1720 [ 730.583117][ T1663] ? __local_bh_enable_ip+0xa4/0x110 [ 730.658410][ T1663] ? nf_ct_iterate_cleanup+0xf8/0x3a0 [ 730.731527][ T1663] ? nf_ct_iterate_cleanup+0x11f/0x3a0 [ 730.808884][ T1663] ? __nf_conntrack_hash_insert+0x240/0x240 [ 730.892390][ T1663] ? nf_conntrack_cleanup_net_list+0x81/0x250 [ 730.973636][ T1663] ? ct_seq_show+0xef0/0xef0 [ 731.040649][ T1663] ? ops_exit_list+0x10d/0x160 [ 731.110031][ T1663] ? setup_net+0x508/0x850 [ 731.174029][ T1663] ? ops_init+0x490/0x490 [ 731.178408][ T1663] ? unpoison_range+0x2c/0x50 [ 731.183105][ T1663] ? copy_net_ns+0x376/0x7b0 executing program