Warning: Permanently added '10.128.1.40' (ECDSA) to the list of known hosts.
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syzkaller login: [ 481.029219][ C0] hrtimer: interrupt took 40082 ns
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[ 716.287598][ T27] INFO: task syz-executor618:6549 can't die for more than 143 seconds.
[ 716.296061][ T27] task:syz-executor618 state:R running task stack:27032 pid: 6549 ppid: 6547 flags:0x00004006
[ 716.307650][ T27] Call Trace:
[ 716.310944][ T27]
[ 716.313886][ T27] __schedule+0x940/0x26f0
[ 716.318544][ T27] ? io_schedule_timeout+0x140/0x140
[ 716.323864][ T27] ? __cond_resched+0x13/0x20
[ 716.328705][ T27] preempt_schedule_common+0x45/0xc0
executing program
[ 716.334021][ T27] __cond_resched+0x13/0x20
[ 716.338645][ T27] inet_twsk_purge+0xed/0x7d0
[ 716.343409][ T27] ? sockfs_dname+0x80/0x80
[ 716.348115][ T27] ? inet_twsk_deschedule_put+0x50/0x50
[ 716.353794][ T27] ? iput+0x58/0x70
[ 716.357697][ T27] ? tcp_v6_init_sock+0x80/0x80
[ 716.362713][ T27] ? tcpv6_net_exit_batch+0x20/0x20
[ 716.368178][ T27] ops_exit_list+0x10d/0x160
[ 716.372857][ T27] setup_net+0x639/0xa30
[ 716.377210][ T27] ? ops_init+0x470/0x470
[ 716.381663][ T27] ? rcu_read_lock_sched_held+0x3a/0x70
[ 716.387544][ T27] copy_net_ns+0x319/0x760
[ 716.391998][ T27] create_new_namespaces+0x3f6/0xb20
[ 716.397442][ T27] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 716.403192][ T27] ksys_unshare+0x445/0x920
[ 716.407926][ T27] ? unshare_fd+0x1c0/0x1c0
[ 716.412448][ T27] ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 716.418729][ T27] ? trace_hardirqs_on+0x38/0x1c0
[ 716.423863][ T27] __x64_sys_unshare+0x2d/0x40
[ 716.428963][ T27] do_syscall_64+0x35/0xb0
[ 716.433424][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 716.439820][ T27] RIP: 0033:0x7f84c54b7ef9
[ 716.444254][ T27] RSP: 002b:00007ffe49773d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 716.452844][ T27] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f84c54b7ef9
[ 716.461449][ T27] RDX: 00007f84c54b7ef9 RSI: ffffffffffffffff RDI: 0000000040000600
[ 716.469744][ T27] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[ 716.478568][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f84c547b6d0
[ 716.486818][ T27] R13: 0000000000000000 R14: 00007ffe49773da0 R15: 00007ffe49773d90
[ 716.494968][ T27]
[ 719.024081][ T27] INFO: task syz-executor618:6555 can't die for more than 146 seconds.
[ 719.032394][ T27] task:syz-executor618 state:R running task stack:27032 pid: 6555 ppid: 6552 flags:0x00004006
[ 719.043283][ T27] Call Trace:
[ 719.046570][ T27]
[ 719.049643][ T27] __schedule+0x940/0x26f0
[ 719.054087][ T27] ? io_schedule_timeout+0x140/0x140
[ 719.059485][ T27] ? __cond_resched+0x13/0x20
[ 719.064186][ T27] preempt_schedule_common+0x45/0xc0
[ 719.069533][ T27] __cond_resched+0x13/0x20
[ 719.074050][ T27] inet_twsk_purge+0xed/0x7d0
[ 719.078941][ T27] ? inet_twsk_deschedule_put+0x50/0x50
[ 719.084517][ T27] ? _raw_spin_unlock_irqrestore+0x38/0x70
[ 719.090403][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70
[ 719.096233][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 719.102614][ T27] ? free_percpu+0x7db/0x10b0
[ 719.107939][ T27] ? tcp_v4_init_sock+0x80/0x80
[ 719.112876][ T27] tcp_sk_exit_batch+0x1d/0xa0
[ 719.117692][ T27] ? tcp_v4_init_sock+0x80/0x80
[ 719.122563][ T27] ? tcp_sk_exit_batch+0xa0/0xa0
[ 719.127641][ T27] ops_exit_list+0x10d/0x160
[ 719.132257][ T27] setup_net+0x639/0xa30
[ 719.136531][ T27] ? ops_init+0x470/0x470
[ 719.140936][ T27] ? rcu_read_lock_sched_held+0x3a/0x70
[ 719.146599][ T27] copy_net_ns+0x319/0x760
[ 719.151106][ T27] create_new_namespaces+0x3f6/0xb20
[ 719.156446][ T27] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 719.162321][ T27] ksys_unshare+0x445/0x920
[ 719.166857][ T27] ? unshare_fd+0x1c0/0x1c0
[ 719.171636][ T27] ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 719.177874][ T27] ? trace_hardirqs_on+0x38/0x1c0
[ 719.183368][ T27] __x64_sys_unshare+0x2d/0x40
[ 719.188218][ T27] do_syscall_64+0x35/0xb0
[ 719.192753][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 719.198788][ T27] RIP: 0033:0x7f84c54b7ef9
[ 719.204087][ T27] RSP: 002b:00007ffe49773d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 719.212669][ T27] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f84c54b7ef9
[ 719.220718][ T27] RDX: 00007f84c54b7ef9 RSI: ffffffffffffffff RDI: 0000000040000600
[ 719.229744][ T27] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[ 719.237993][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f84c547b6d0
[ 719.246247][ T27] R13: 0000000000000000 R14: 00007ffe49773da0 R15: 00007ffe49773d90
[ 719.254306][ T27]
executing program
[ 720.473529][ T27] INFO: task syz-executor618:6556 can't die for more than 147 seconds.
[ 720.481862][ T27] task:syz-executor618 state:R running task stack:27008 pid: 6556 ppid: 6548 flags:0x00004006
[ 720.493073][ T27] Call Trace:
[ 720.496369][ T27]
[ 720.499349][ T27] __schedule+0x940/0x26f0
[ 720.503793][ T27] ? io_schedule_timeout+0x140/0x140
[ 720.509447][ T27] ? __cond_resched+0x13/0x20
[ 720.514175][ T27] preempt_schedule_common+0x45/0xc0
[ 720.519599][ T27] __cond_resched+0x13/0x20
[ 720.524113][ T27] inet_twsk_purge+0xed/0x7d0
[ 720.528887][ T27] ? inet_twsk_deschedule_put+0x50/0x50
[ 720.534447][ T27] ? _raw_spin_unlock_irqrestore+0x38/0x70
[ 720.541060][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70
[ 720.546891][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 720.553210][ T27] ? free_percpu+0x7db/0x10b0
[ 720.557941][ T27] ? tcp_v4_init_sock+0x80/0x80
[ 720.562813][ T27] tcp_sk_exit_batch+0x1d/0xa0
[ 720.568184][ T27] ? tcp_v4_init_sock+0x80/0x80
[ 720.573224][ T27] ? tcp_sk_exit_batch+0xa0/0xa0
[ 720.578215][ T27] ops_exit_list+0x10d/0x160
[ 720.582822][ T27] setup_net+0x639/0xa30
[ 720.587203][ T27] ? ops_init+0x470/0x470
[ 720.591552][ T27] ? rcu_read_lock_sched_held+0x3a/0x70
[ 720.597248][ T27] copy_net_ns+0x319/0x760
[ 720.601789][ T27] create_new_namespaces+0x3f6/0xb20
[ 720.607167][ T27] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 720.612822][ T27] ksys_unshare+0x445/0x920
[ 720.617382][ T27] ? unshare_fd+0x1c0/0x1c0
[ 720.621919][ T27] ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 720.628249][ T27] ? trace_hardirqs_on+0x38/0x1c0
[ 720.633300][ T27] __x64_sys_unshare+0x2d/0x40
[ 720.638148][ T27] do_syscall_64+0x35/0xb0
[ 720.642670][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 720.648670][ T27] RIP: 0033:0x7f84c54b7ef9
[ 720.653098][ T27] RSP: 002b:00007ffe49773d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 720.661781][ T27] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f84c54b7ef9
[ 720.670126][ T27] RDX: 00007f84c54b7ef9 RSI: ffffffffffffffff RDI: 0000000040000600
[ 720.678246][ T27] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[ 720.686227][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f84c547b6d0
[ 720.694266][ T27] R13: 0000000000000000 R14: 00007ffe49773da0 R15: 00007ffe49773d90
[ 720.702321][ T27]
[ 722.130947][ T27] INFO: task syz-executor618:6557 can't die for more than 149 seconds.
[ 722.139468][ T27] task:syz-executor618 state:R running task stack:26104 pid: 6557 ppid: 6551 flags:0x00004006
[ 722.150403][ T27] Call Trace:
[ 722.153700][ T27]
[ 722.156637][ T27] ? rcu_lockdep_current_cpu_online+0x2d/0x150
[ 722.162908][ T27] __schedule+0x940/0x26f0
[ 722.167411][ T27] ? io_schedule_timeout+0x140/0x140
[ 722.172714][ T27] ? inet_twsk_purge+0x537/0x7d0
[ 722.177719][ T27] ? __cond_resched+0x13/0x20
[ 722.182408][ T27] preempt_schedule_common+0x45/0xc0
[ 722.187824][ T27] __cond_resched+0x13/0x20
[ 722.192346][ T27] inet_twsk_purge+0xed/0x7d0
[ 722.197108][ T27] ? inet_twsk_deschedule_put+0x50/0x50
[ 722.202675][ T27] ? _raw_spin_unlock_irqrestore+0x38/0x70
[ 722.208565][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70
[ 722.214481][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 722.220822][ T27] ? free_percpu+0x7db/0x10b0
[ 722.225515][ T27] ? tcp_v4_init_sock+0x80/0x80
[ 722.230457][ T27] tcp_sk_exit_batch+0x1d/0xa0
[ 722.235236][ T27] ? tcp_v4_init_sock+0x80/0x80
[ 722.240494][ T27] ? tcp_sk_exit_batch+0xa0/0xa0
[ 722.245511][ T27] ops_exit_list+0x10d/0x160
[ 722.250244][ T27] setup_net+0x639/0xa30
[ 722.254510][ T27] ? ops_init+0x470/0x470
[ 722.259109][ T27] ? rcu_read_lock_sched_held+0x3a/0x70
[ 722.264688][ T27] copy_net_ns+0x319/0x760
[ 722.269217][ T27] create_new_namespaces+0x3f6/0xb20
[ 722.274618][ T27] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 722.280356][ T27] ksys_unshare+0x445/0x920
[ 722.284888][ T27] ? unshare_fd+0x1c0/0x1c0
[ 722.289508][ T27] ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 722.295691][ T27] ? trace_hardirqs_on+0x38/0x1c0
[ 722.300833][ T27] __x64_sys_unshare+0x2d/0x40
[ 722.305616][ T27] do_syscall_64+0x35/0xb0
[ 722.310137][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 722.316051][ T27] RIP: 0033:0x7f84c54b7ef9
[ 722.320554][ T27] RSP: 002b:00007ffe49773d78 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 722.329154][ T27] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f84c54b7ef9
[ 722.337214][ T27] RDX: 00007f84c54b7ef9 RSI: ffffffffffffffff RDI: 0000000040000600
[ 722.345199][ T27] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[ 722.353619][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f84c547b6d0
[ 722.361694][ T27] R13: 0000000000000000 R14: 00007ffe49773da0 R15: 00007ffe49773d90
[ 722.369785][ T27]
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