[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.34' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 510.088066][ T6850] IPVS: ftp: loaded support on port[0] = 21 executing program [ 510.131425][ T6872] IPVS: ftp: loaded support on port[0] = 21 [ 510.181481][ T168] tipc: TX() has been purged, node left! executing program [ 511.403707][ T6896] IPVS: ftp: loaded support on port[0] = 21 [ 511.449582][ T168] tipc: TX() has been purged, node left! executing program [ 512.648740][ T6923] IPVS: ftp: loaded support on port[0] = 21 [ 512.693845][ T168] tipc: TX() has been purged, node left! executing program [ 513.891153][ T6948] IPVS: ftp: loaded support on port[0] = 21 [ 513.936448][ T6907] tipc: TX() has been purged, node left! executing program [ 515.187214][ T6972] IPVS: ftp: loaded support on port[0] = 21 [ 515.234873][ T6996] IPVS: ftp: loaded support on port[0] = 21 [ 515.249894][ T6907] tipc: TX() has been purged, node left! executing program [ 516.519200][ T7021] IPVS: ftp: loaded support on port[0] = 21 [ 516.549801][ T6907] tipc: TX() has been purged, node left! executing program [ 517.808287][ T7045] IPVS: ftp: loaded support on port[0] = 21 [ 517.849935][ T6907] tipc: TX() has been purged, node left! executing program [ 519.079567][ T7069] IPVS: ftp: loaded support on port[0] = 21 [ 519.109869][ T6907] tipc: TX() has been purged, node left! executing program [ 520.390232][ T7093] IPVS: ftp: loaded support on port[0] = 21 [ 520.422787][ T6907] tipc: TX() has been purged, node left! executing program [ 521.678135][ T7117] IPVS: ftp: loaded support on port[0] = 21 [ 521.718185][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 523.005276][ T7141] IPVS: ftp: loaded support on port[0] = 21 [ 523.048317][ T7165] IPVS: ftp: loaded support on port[0] = 21 [ 523.066412][ T6907] tipc: TX() has been purged, node left! [ 523.074635][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 524.384884][ T7191] IPVS: ftp: loaded support on port[0] = 21 [ 524.430183][ T7215] IPVS: ftp: loaded support on port[0] = 21 [ 524.447038][ T6907] tipc: TX() has been purged, node left! [ 524.454964][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 525.770521][ T7241] IPVS: ftp: loaded support on port[0] = 21 [ 525.820083][ T7265] IPVS: ftp: loaded support on port[0] = 21 [ 525.826913][ T6907] tipc: TX() has been purged, node left! [ 525.834375][ T6907] tipc: TX() has been purged, node left! executing program [ 527.144955][ T7289] IPVS: ftp: loaded support on port[0] = 21 [ 527.181655][ T6907] tipc: TX() has been purged, node left! executing program [ 528.393329][ T7313] IPVS: ftp: loaded support on port[0] = 21 [ 528.431682][ T6907] tipc: TX() has been purged, node left! executing program [ 529.642852][ T7337] IPVS: ftp: loaded support on port[0] = 21 [ 529.680866][ T6907] tipc: TX() has been purged, node left! executing program [ 530.918860][ T7361] IPVS: ftp: loaded support on port[0] = 21 [ 530.960244][ T6907] tipc: TX() has been purged, node left! executing program [ 532.201554][ T7385] IPVS: ftp: loaded support on port[0] = 21 [ 532.241215][ T6907] tipc: TX() has been purged, node left! executing program [ 533.476429][ T7409] IPVS: ftp: loaded support on port[0] = 21 [ 533.508558][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 534.770271][ T7433] IPVS: ftp: loaded support on port[0] = 21 [ 534.820807][ T6907] tipc: TX() has been purged, node left! [ 534.827918][ T6907] tipc: TX() has been purged, node left! executing program [ 536.219771][ T7457] IPVS: ftp: loaded support on port[0] = 21 [ 536.264715][ T6907] tipc: TX() has been purged, node left! executing program [ 537.490669][ T7481] IPVS: ftp: loaded support on port[0] = 21 [ 537.536374][ T7505] IPVS: ftp: loaded support on port[0] = 21 [ 537.547903][ T6907] tipc: TX() has been purged, node left! executing program [ 538.746508][ T7529] IPVS: ftp: loaded support on port[0] = 21 [ 538.780696][ T6907] tipc: TX() has been purged, node left! executing program [ 540.028823][ T7553] IPVS: ftp: loaded support on port[0] = 21 [ 540.071668][ T6907] tipc: TX() has been purged, node left! executing program [ 541.293741][ T7577] IPVS: ftp: loaded support on port[0] = 21 [ 541.327769][ T6907] tipc: TX() has been purged, node left! executing program [ 542.563220][ T7601] IPVS: ftp: loaded support on port[0] = 21 [ 542.601655][ T6907] tipc: TX() has been purged, node left! executing program [ 543.829438][ T7625] IPVS: ftp: loaded support on port[0] = 21 [ 543.861243][ T6907] tipc: TX() has been purged, node left! executing program [ 545.132730][ T7649] IPVS: ftp: loaded support on port[0] = 21 [ 545.169488][ T6907] tipc: TX() has been purged, node left! executing program [ 546.387208][ T7673] IPVS: ftp: loaded support on port[0] = 21 [ 546.421217][ T6907] tipc: TX() has been purged, node left! executing program [ 547.628181][ T7697] IPVS: ftp: loaded support on port[0] = 21 [ 547.659215][ T6907] tipc: TX() has been purged, node left! executing program [ 548.937783][ T7721] IPVS: ftp: loaded support on port[0] = 21 [ 548.969735][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 550.170329][ T7745] IPVS: ftp: loaded support on port[0] = 21 [ 550.219899][ T7769] IPVS: ftp: loaded support on port[0] = 21 [ 550.229329][ T6907] tipc: TX() has been purged, node left! [ 550.236734][ T6907] tipc: TX() has been purged, node left! executing program [ 551.602582][ T7794] IPVS: ftp: loaded support on port[0] = 21 [ 551.641572][ T6907] tipc: TX() has been purged, node left! executing program [ 552.875498][ T7818] IPVS: ftp: loaded support on port[0] = 21 [ 552.910066][ T6907] tipc: TX() has been purged, node left! executing program [ 554.214051][ T7842] IPVS: ftp: loaded support on port[0] = 21 [ 554.250605][ T6907] tipc: TX() has been purged, node left! executing program [ 555.475737][ T7866] IPVS: ftp: loaded support on port[0] = 21 [ 555.509303][ T6907] tipc: TX() has been purged, node left! executing program [ 556.726865][ T7890] IPVS: ftp: loaded support on port[0] = 21 [ 556.763593][ T6907] tipc: TX() has been purged, node left! executing program [ 557.990668][ T7914] IPVS: ftp: loaded support on port[0] = 21 [ 558.027227][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 559.310925][ T7938] IPVS: ftp: loaded support on port[0] = 21 [ 559.359216][ T7962] IPVS: ftp: loaded support on port[0] = 21 [ 559.366469][ T6907] tipc: TX() has been purged, node left! [ 559.373844][ T6907] tipc: TX() has been purged, node left! executing program [ 560.736095][ T7986] IPVS: ftp: loaded support on port[0] = 21 [ 560.770274][ T6907] tipc: TX() has been purged, node left! executing program [ 562.014158][ T8010] IPVS: ftp: loaded support on port[0] = 21 [ 562.050052][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 563.291380][ T8034] IPVS: ftp: loaded support on port[0] = 21 [ 563.339346][ T6907] tipc: TX() has been purged, node left! [ 563.345998][ T6907] tipc: TX() has been purged, node left! executing program [ 564.694945][ T8058] IPVS: ftp: loaded support on port[0] = 21 [ 564.739468][ T6907] tipc: TX() has been purged, node left! executing program [ 566.009215][ T8082] IPVS: ftp: loaded support on port[0] = 21 [ 566.055293][ T8106] IPVS: ftp: loaded support on port[0] = 21 [ 566.069285][ T6907] tipc: TX() has been purged, node left! executing program [ 567.304935][ T8130] IPVS: ftp: loaded support on port[0] = 21 [ 567.349756][ T6907] tipc: TX() has been purged, node left! executing program [ 568.570147][ T8154] IPVS: ftp: loaded support on port[0] = 21 [ 568.609953][ T6907] tipc: TX() has been purged, node left! executing program [ 569.884631][ T8178] IPVS: ftp: loaded support on port[0] = 21 [ 569.919045][ T6907] tipc: TX() has been purged, node left! executing program [ 571.140778][ T8202] IPVS: ftp: loaded support on port[0] = 21 [ 571.171338][ T6907] tipc: TX() has been purged, node left! executing program executing program [ 572.410900][ T8226] IPVS: ftp: loaded support on port[0] = 21 [ 572.459917][ T6907] tipc: TX() has been purged, node left! [ 572.466775][ T6907] tipc: TX() has been purged, node left! [ 573.796262][ T8250] IPVS: ftp: loaded support on port[0] = 21 executing program [ 573.843249][ T6907] tipc: TX() has been purged, node left! executing program [ 575.067632][ T8274] IPVS: ftp: loaded support on port[0] = 21 [ 575.114061][ T59] tipc: TX() has been purged, node left! executing program [ 576.376355][ T8298] IPVS: ftp: loaded support on port[0] = 21 [ 576.423038][ T8322] IPVS: ftp: loaded support on port[0] = 21 [ 576.429699][ T59] tipc: TX() has been purged, node left! executing program [ 577.649126][ T8346] IPVS: ftp: loaded support on port[0] = 21 [ 577.678140][ T59] tipc: TX() has been purged, node left! executing program [ 578.926546][ T8370] IPVS: ftp: loaded support on port[0] = 21 [ 578.960155][ T59] tipc: TX() has been purged, node left! executing program [ 580.218638][ T8394] IPVS: ftp: loaded support on port[0] = 21 [ 580.249801][ T59] tipc: TX() has been purged, node left! executing program [ 581.502291][ T8418] IPVS: ftp: loaded support on port[0] = 21 [ 581.539490][ T59] tipc: TX() has been purged, node left! executing program [ 582.805045][ T8442] IPVS: ftp: loaded support on port[0] = 21 [ 582.847509][ T59] tipc: TX() has been purged, node left! executing program [ 584.062704][ T8466] IPVS: ftp: loaded support on port[0] = 21 [ 584.100275][ T59] tipc: TX() has been purged, node left! executing program [ 585.313138][ T8490] IPVS: ftp: loaded support on port[0] = 21 [ 585.350535][ T59] tipc: TX() has been purged, node left! executing program [ 586.577088][ T8514] IPVS: ftp: loaded support on port[0] = 21 [ 586.611047][ T59] tipc: TX() has been purged, node left! executing program [ 587.848652][ T8538] IPVS: ftp: loaded support on port[0] = 21 [ 587.879729][ T59] tipc: TX() has been purged, node left! executing program [ 589.100698][ T8562] IPVS: ftp: loaded support on port[0] = 21 [ 589.128807][ T59] tipc: TX() has been purged, node left! executing program [ 590.370093][ T8586] IPVS: ftp: loaded support on port[0] = 21 [ 590.401571][ T59] tipc: TX() has been purged, node left! executing program [ 591.616734][ T8610] IPVS: ftp: loaded support on port[0] = 21 [ 591.647641][ T59] tipc: TX() has been purged, node left! executing program [ 592.948870][ T8634] IPVS: ftp: loaded support on port[0] = 21 [ 592.979287][ T59] tipc: TX() has been purged, node left! executing program [ 594.226919][ T8658] IPVS: ftp: loaded support on port[0] = 21 [ 594.259393][ T59] tipc: TX() has been purged, node left! executing program [ 595.468679][ T8682] IPVS: ftp: loaded support on port[0] = 21 [ 595.499484][ T59] tipc: TX() has been purged, node left! executing program [ 596.771400][ T8706] IPVS: ftp: loaded support on port[0] = 21 [ 596.805531][ T59] tipc: TX() has been purged, node left! executing program [ 598.034594][ T8730] IPVS: ftp: loaded support on port[0] = 21 [ 598.071752][ T59] tipc: TX() has been purged, node left! executing program executing program [ 599.308493][ T8754] IPVS: ftp: loaded support on port[0] = 21 [ 599.351538][ T8778] IPVS: ftp: loaded support on port[0] = 21 [ 599.369064][ T59] tipc: TX() has been purged, node left! [ 599.375228][ T59] tipc: TX() has been purged, node left! executing program [ 600.764268][ T8802] IPVS: ftp: loaded support on port[0] = 21 [ 600.801009][ T59] tipc: TX() has been purged, node left! executing program executing program [ 602.022262][ T8826] IPVS: ftp: loaded support on port[0] = 21 [ 602.071131][ T59] tipc: TX() has been purged, node left! [ 602.078032][ T59] tipc: TX() has been purged, node left! executing program [ 603.471174][ T8850] IPVS: ftp: loaded support on port[0] = 21 [ 603.516012][ T59] tipc: TX() has been purged, node left! executing program [ 604.755979][ T8874] IPVS: ftp: loaded support on port[0] = 21 [ 604.799846][ T8898] IPVS: ftp: loaded support on port[0] = 21 [ 604.835368][ T59] tipc: TX() has been purged, node left! executing program [ 606.050553][ T8922] IPVS: ftp: loaded support on port[0] = 21 [ 606.081129][ T59] tipc: TX() has been purged, node left! executing program executing program [ 607.329100][ T8946] IPVS: ftp: loaded support on port[0] = 21 [ 607.379682][ T8970] IPVS: ftp: loaded support on port[0] = 21 [ 607.386344][ T59] tipc: TX() has been purged, node left! [ 607.394299][ T59] tipc: TX() has been purged, node left! executing program executing program [ 608.723774][ T8994] IPVS: ftp: loaded support on port[0] = 21 [ 608.767694][ T9018] IPVS: ftp: loaded support on port[0] = 21 [ 608.783267][ T59] tipc: TX() has been purged, node left! [ 608.789519][ T59] tipc: TX() has been purged, node left! executing program [ 610.133608][ T9042] IPVS: ftp: loaded support on port[0] = 21 [ 610.173884][ T59] tipc: TX() has been purged, node left! executing program [ 611.359201][ T9066] IPVS: ftp: loaded support on port[0] = 21 [ 611.388851][ T59] tipc: TX() has been purged, node left! executing program executing program [ 612.632766][ T9090] IPVS: ftp: loaded support on port[0] = 21 [ 612.679817][ T59] tipc: TX() has been purged, node left! [ 612.686589][ T59] tipc: TX() has been purged, node left! executing program [ 614.043610][ T9114] IPVS: ftp: loaded support on port[0] = 21 [ 614.090260][ T59] tipc: TX() has been purged, node left! executing program [ 615.375053][ T9138] IPVS: ftp: loaded support on port[0] = 21 [ 615.419294][ T59] tipc: TX() has been purged, node left! [ 616.625572][ T9162] IPVS: ftp: loaded support on port[0] = 21 executing program [ 616.670158][ T168] tipc: TX() has been purged, node left! executing program [ 617.903456][ T9186] IPVS: ftp: loaded support on port[0] = 21 [ 617.946972][ T168] tipc: TX() has been purged, node left! executing program [ 619.147363][ T9210] IPVS: ftp: loaded support on port[0] = 21 [ 619.191464][ T168] tipc: TX() has been purged, node left! executing program [ 620.387549][ T9234] IPVS: ftp: loaded support on port[0] = 21 [ 620.430848][ T168] tipc: TX() has been purged, node left! [ 621.625187][ T9258] IPVS: ftp: loaded support on port[0] = 21 executing program [ 621.671072][ T168] tipc: TX() has been purged, node left! [ 622.886511][ T9282] IPVS: ftp: loaded support on port[0] = 21 executing program [ 622.931173][ T168] tipc: TX() has been purged, node left! executing program [ 624.193784][ T9306] IPVS: ftp: loaded support on port[0] = 21 [ 624.239802][ T168] tipc: TX() has been purged, node left! executing program [ 625.488044][ T9330] IPVS: ftp: loaded support on port[0] = 21 [ 625.533356][ T6907] tipc: TX() has been purged, node left! executing program [ 626.753511][ T9354] IPVS: ftp: loaded support on port[0] = 21 [ 626.800298][ T6907] tipc: TX() has been purged, node left! executing program [ 628.050398][ T9378] IPVS: ftp: loaded support on port[0] = 21 [ 628.094708][ T6907] tipc: TX() has been purged, node left! executing program [ 629.373337][ T9402] IPVS: ftp: loaded support on port[0] = 21 [ 629.417933][ T6907] tipc: TX() has been purged, node left! executing program [ 630.662477][ T9426] IPVS: ftp: loaded support on port[0] = 21 [ 630.709201][ T6907] tipc: TX() has been purged, node left! executing program [ 631.914818][ T9450] IPVS: ftp: loaded support on port[0] = 21 [ 631.959415][ T6907] tipc: TX() has been purged, node left! executing program [ 633.201396][ T9474] IPVS: ftp: loaded support on port[0] = 21 [ 633.246183][ T6907] tipc: TX() has been purged, node left! [ 634.437219][ T9498] IPVS: ftp: loaded support on port[0] = 21 executing program [ 634.482350][ T6907] tipc: TX() has been purged, node left! executing program [ 635.667519][ T9522] IPVS: ftp: loaded support on port[0] = 21 [ 635.713092][ T6907] tipc: TX() has been purged, node left! executing program [ 636.944235][ T9546] IPVS: ftp: loaded support on port[0] = 21 [ 636.990567][ T9570] IPVS: ftp: loaded support on port[0] = 21 [ 636.991964][ T7216] [ 636.998783][ T7216] ====================================================== [ 637.005794][ T7216] WARNING: possible circular locking dependency detected [ 637.012812][ T7216] 5.9.0-rc3-next-20200903-syzkaller #0 Not tainted [ 637.019306][ T7216] ------------------------------------------------------ [ 637.026317][ T7216] kworker/0:4/7216 is trying to acquire lock: [ 637.032401][ T7216] ffff888085765c90 (&sb->s_type->i_mutex_key#12){+.+.}-{3:3}, at: __sock_release+0x86/0x280 [ 637.042654][ T7216] [ 637.042654][ T7216] but task is already holding lock: [ 637.049992][ T7216] ffffc90004667da8 ((delayed_fput_work).work){+.+.}-{0:0}, at: process_one_work+0x85f/0x1670 [ 637.060200][ T7216] [ 637.060200][ T7216] which lock already depends on the new lock. [ 637.060200][ T7216] [ 637.070575][ T7216] [ 637.070575][ T7216] the existing dependency chain (in reverse order) is: [ 637.079579][ T7216] [ 637.079579][ T7216] -> #3 ((delayed_fput_work).work){+.+.}-{0:0}: [ 637.087993][ T7216] process_one_work+0x8bb/0x1670 [ 637.093424][ T7216] worker_thread+0x64c/0x1120 [ 637.098610][ T7216] kthread+0x3b5/0x4a0 [ 637.103242][ T7216] ret_from_fork+0x1f/0x30 [ 637.108161][ T7216] [ 637.108161][ T7216] -> #2 ((wq_completion)events){+.+.}-{0:0}: [ 637.116331][ T7216] flush_workqueue+0x110/0x13e0 [ 637.121733][ T7216] tipc_exit_net+0x47/0x2a0 [ 637.126783][ T7216] ops_exit_list+0xb0/0x160 [ 637.131833][ T7216] cleanup_net+0x4ea/0xb10 [ 637.136762][ T7216] process_one_work+0x94c/0x1670 [ 637.142194][ T7216] worker_thread+0x64c/0x1120 [ 637.147403][ T7216] kthread+0x3b5/0x4a0 [ 637.151967][ T7216] ret_from_fork+0x1f/0x30 [ 637.156880][ T7216] [ 637.156880][ T7216] -> #1 (pernet_ops_rwsem){++++}-{3:3}: [ 637.164637][ T7216] down_write+0x8d/0x150 [ 637.169378][ T7216] unregister_netdevice_notifier+0x1e/0x170 [ 637.175798][ T7216] raw_release+0x58/0x890 [ 637.180625][ T7216] __sock_release+0xcd/0x280 [ 637.185706][ T7216] sock_close+0x18/0x20 [ 637.190417][ T7216] __fput+0x285/0x920 [ 637.194934][ T7216] task_work_run+0xdd/0x190 [ 637.200010][ T7216] exit_to_user_mode_prepare+0x1e1/0x200 [ 637.206161][ T7216] syscall_exit_to_user_mode+0x7e/0x2e0 [ 637.212206][ T7216] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 637.218586][ T7216] [ 637.218586][ T7216] -> #0 (&sb->s_type->i_mutex_key#12){+.+.}-{3:3}: [ 637.227348][ T7216] __lock_acquire+0x29bb/0x5570 [ 637.232697][ T7216] lock_acquire+0x1f3/0xae0 [ 637.237696][ T7216] down_write+0x8d/0x150 [ 637.242433][ T7216] __sock_release+0x86/0x280 [ 637.247529][ T7216] sock_close+0x18/0x20 [ 637.252179][ T7216] __fput+0x285/0x920 [ 637.256653][ T7216] delayed_fput+0x56/0x70 [ 637.261474][ T7216] process_one_work+0x94c/0x1670 [ 637.266906][ T7216] worker_thread+0x64c/0x1120 [ 637.272074][ T7216] kthread+0x3b5/0x4a0 [ 637.276638][ T7216] ret_from_fork+0x1f/0x30 [ 637.281540][ T7216] [ 637.281540][ T7216] other info that might help us debug this: [ 637.281540][ T7216] [ 637.291738][ T7216] Chain exists of: [ 637.291738][ T7216] &sb->s_type->i_mutex_key#12 --> (wq_completion)events --> (delayed_fput_work).work [ 637.291738][ T7216] [ 637.307222][ T7216] Possible unsafe locking scenario: [ 637.307222][ T7216] [ 637.314644][ T7216] CPU0 CPU1 [ 637.319982][ T7216] ---- ---- [ 637.325319][ T7216] lock((delayed_fput_work).work); [ 637.330488][ T7216] lock((wq_completion)events); [ 637.337927][ T7216] lock((delayed_fput_work).work); [ 637.345612][ T7216] lock(&sb->s_type->i_mutex_key#12); [ 637.351081][ T7216] [ 637.351081][ T7216] *** DEADLOCK *** [ 637.351081][ T7216] [ 637.359200][ T7216] 2 locks held by kworker/0:4/7216: [ 637.364364][ T7216] #0: ffff8880aa063d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x82b/0x1670 [ 637.374696][ T7216] #1: ffffc90004667da8 ((delayed_fput_work).work){+.+.}-{0:0}, at: process_one_work+0x85f/0x1670 [ 637.385277][ T7216] [ 637.385277][ T7216] stack backtrace: [ 637.391160][ T7216] CPU: 0 PID: 7216 Comm: kworker/0:4 Not tainted 5.9.0-rc3-next-20200903-syzkaller #0 [ 637.400665][ T7216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 637.410717][ T7216] Workqueue: events delayed_fput [ 637.415628][ T7216] Call Trace: [ 637.418967][ T7216] dump_stack+0x198/0x1fd [ 637.423282][ T7216] check_noncircular+0x324/0x3e0 [ 637.428194][ T7216] ? print_circular_bug+0x3a0/0x3a0 [ 637.433367][ T7216] ? lock_repin_lock+0x460/0x460 [ 637.438306][ T7216] ? mark_lock+0xbc/0x1710 [ 637.442719][ T7216] __lock_acquire+0x29bb/0x5570 [ 637.447548][ T7216] ? lockdep_hardirqs_on_prepare+0x530/0x530 [ 637.453518][ T7216] ? is_dynamic_key+0x1a0/0x1a0 [ 637.458342][ T7216] lock_acquire+0x1f3/0xae0 [ 637.462819][ T7216] ? __sock_release+0x86/0x280 [ 637.467571][ T7216] ? lock_release+0x8f0/0x8f0 [ 637.472272][ T7216] ? debug_object_deactivate+0x264/0x300 [ 637.477881][ T7216] ? lock_is_held_type+0xbb/0xf0 [ 637.482792][ T7216] down_write+0x8d/0x150 [ 637.487023][ T7216] ? __sock_release+0x86/0x280 [ 637.491760][ T7216] ? down_write_killable+0x170/0x170 [ 637.497077][ T7216] ? locks_remove_file+0x319/0x580 [ 637.502167][ T7216] ? fcntl_setlk+0xf60/0xf60 [ 637.506729][ T7216] __sock_release+0x86/0x280 [ 637.511292][ T7216] sock_close+0x18/0x20 [ 637.515441][ T7216] __fput+0x285/0x920 [ 637.519403][ T7216] ? __sock_release+0x280/0x280 [ 637.524227][ T7216] delayed_fput+0x56/0x70 [ 637.528532][ T7216] process_one_work+0x94c/0x1670 [ 637.533445][ T7216] ? lock_release+0x8f0/0x8f0 executing program [ 637.538114][ T7216] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 637.543462][ T7216] ? rwlock_bug.part.0+0x90/0x90 [ 637.548389][ T7216] ? lockdep_hardirqs_off+0x96/0xd0 [ 637.553560][ T7216] worker_thread+0x64c/0x1120 [ 637.558213][ T7216] ? process_one_work+0x1670/0x1670 [ 637.563402][ T7216] kthread+0x3b5/0x4a0 [ 637.567445][ T7216] ? __kthread_bind_mask+0xc0/0xc0 [ 637.572531][ T7216] ret_from_fork+0x1f/0x30 [ 637.580192][ T59] tipc: TX() has been purged, node left! executing program [ 638.287823][ T9594] IPVS: ftp: loaded support on port[0] = 21 [ 638.322662][ T9618] IPVS: ftp: loaded support on port[0] = 21 [ 638.344287][ T59] tipc: TX() has been purged, node left! [ 638.351152][ T59] tipc: TX() has been purged, node left! executing program executing program [ 639.118542][ T9643] IPVS: ftp: loaded support on port[0] = 21 [ 639.154322][ T9667] IPVS: ftp: loaded support on port[0] = 21 [ 639.176565][ T59] tipc: TX() has been purged, node left! [ 639.182740][ T59] tipc: TX() has been purged, node left! executing program executing program [ 639.988878][ T9691] IPVS: ftp: loaded support on port[0] = 21 [ 640.024649][ T59] tipc: TX() has been purged, node left! [ 640.030529][ T59] tipc: TX() has been purged, node left! executing program [ 640.768882][ T9715] IPVS: ftp: loaded support on port[0] = 21 [ 640.801066][ T59] tipc: TX() has been purged, node left! executing program [ 641.499870][ T9739] IPVS: ftp: loaded support on port[0] = 21 [ 641.535945][ T9763] IPVS: ftp: loaded support on port[0] = 21 [ 641.556034][ T59] tipc: TX() has been purged, node left! executing program executing program [ 642.273155][ T9787] IPVS: ftp: loaded support on port[0] = 21 [ 642.308942][ T9811] IPVS: ftp: loaded support on port[0] = 21 [ 642.335213][ T59] tipc: TX() has been purged, node left! [ 642.341204][ T59] tipc: TX() has been purged, node left! executing program executing program [ 643.126121][ T9835] IPVS: ftp: loaded support on port[0] = 21 [ 643.160426][ T9859] IPVS: ftp: loaded support on port[0] = 21 [ 643.176064][ T59] tipc: TX() has been purged, node left! [ 643.182112][ T59] tipc: TX() has been purged, node left! executing program executing program [ 643.931481][ T9884] IPVS: ftp: loaded support on port[0] = 21 [ 643.965940][ T9908] IPVS: ftp: loaded support on port[0] = 21 [ 643.974089][ T59] tipc: TX() has been purged, node left! [ 643.980323][ T59] tipc: TX() has been purged, node left! executing program executing program [ 644.695238][ T9932] IPVS: ftp: loaded support on port[0] = 21 [ 644.730674][ T9956] IPVS: ftp: loaded support on port[0] = 21 [ 644.755012][ T59] tipc: TX() has been purged, node left! [ 644.763666][ T59] tipc: TX() has been purged, node left! executing program executing program [ 645.575293][ T9980] IPVS: ftp: loaded support on port[0] = 21 [ 645.610077][T10004] IPVS: ftp: loaded support on port[0] = 21 [ 645.635138][ T59] tipc: TX() has been purged, node left! [ 645.642676][ T59] tipc: TX() has been purged, node left! executing program executing program [ 646.388044][T10028] IPVS: ftp: loaded support on port[0] = 21 [ 646.423111][ T59] tipc: TX() has been purged, node left! [ 646.423934][T10052] IPVS: ftp: loaded support on port[0] = 21 [ 646.435603][ T59] tipc: TX() has been purged, node left!