[ 58.180205][ T26] audit: type=1800 audit(1573058696.306:27): pid=8583 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 71.085951][ T8752] IPVS: ftp: loaded support on port[0] = 21 [ 72.434099][ T8742] can: request_module (can-proto-0) failed. [ 72.917334][ T8742] can: request_module (can-proto-0) failed. [ 72.929221][ T8742] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.127' (ECDSA) to the list of known hosts. 2019/11/06 16:45:17 parsed 1 programs 2019/11/06 16:45:18 executed programs: 0 [ 80.766314][ T8828] IPVS: ftp: loaded support on port[0] = 21 [ 80.766332][ T8830] IPVS: ftp: loaded support on port[0] = 21 [ 80.821699][ T8834] IPVS: ftp: loaded support on port[0] = 21 [ 80.836274][ T8837] IPVS: ftp: loaded support on port[0] = 21 [ 80.879841][ T8838] IPVS: ftp: loaded support on port[0] = 21 [ 80.901925][ T8835] IPVS: ftp: loaded support on port[0] = 21 [ 81.076154][ T8828] chnl_net:caif_netlink_parms(): no params data found [ 81.096569][ T8830] chnl_net:caif_netlink_parms(): no params data found [ 81.171989][ T8830] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.179836][ T8830] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.188608][ T8830] device bridge_slave_0 entered promiscuous mode [ 81.207364][ T8828] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.215125][ T8828] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.222966][ T8828] device bridge_slave_0 entered promiscuous mode [ 81.233077][ T8828] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.240255][ T8828] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.248451][ T8828] device bridge_slave_1 entered promiscuous mode [ 81.255722][ T8834] chnl_net:caif_netlink_parms(): no params data found [ 81.271777][ T8830] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.279133][ T8830] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.286735][ T8830] device bridge_slave_1 entered promiscuous mode [ 81.345142][ T8830] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.381815][ T8828] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.392178][ T8830] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.432326][ T8828] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.447188][ T8834] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.454260][ T8834] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.462399][ T8834] device bridge_slave_0 entered promiscuous mode [ 81.470549][ T8835] chnl_net:caif_netlink_parms(): no params data found [ 81.510827][ T8830] team0: Port device team_slave_0 added [ 81.522227][ T8834] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.530131][ T8834] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.538351][ T8834] device bridge_slave_1 entered promiscuous mode [ 81.556599][ T8830] team0: Port device team_slave_1 added [ 81.566713][ T8828] team0: Port device team_slave_0 added [ 81.589456][ T8837] chnl_net:caif_netlink_parms(): no params data found [ 81.600550][ T8828] team0: Port device team_slave_1 added [ 81.620296][ T8838] chnl_net:caif_netlink_parms(): no params data found [ 81.652173][ T8834] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.661936][ T8835] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.669379][ T8835] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.677435][ T8835] device bridge_slave_0 entered promiscuous mode [ 81.688603][ T8835] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.695661][ T8835] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.704072][ T8835] device bridge_slave_1 entered promiscuous mode [ 81.788835][ T8830] device hsr_slave_0 entered promiscuous mode [ 81.837427][ T8830] device hsr_slave_1 entered promiscuous mode [ 81.908403][ T8834] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.935219][ T8835] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.953254][ T8837] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.962728][ T8837] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.971167][ T8837] device bridge_slave_0 entered promiscuous mode [ 82.013429][ T8835] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.023040][ T8837] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.030811][ T8837] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.038635][ T8837] device bridge_slave_1 entered promiscuous mode [ 82.058607][ T8834] team0: Port device team_slave_0 added [ 82.136548][ T8828] device hsr_slave_0 entered promiscuous mode [ 82.207450][ T8828] device hsr_slave_1 entered promiscuous mode [ 82.227306][ T8828] debugfs: Directory 'hsr0' with parent '/' already present! [ 82.235678][ T8838] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.256880][ T8838] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.264934][ T8838] device bridge_slave_0 entered promiscuous mode [ 82.318281][ T8834] team0: Port device team_slave_1 added [ 82.367660][ T8838] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.374762][ T8838] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.410081][ T8838] device bridge_slave_1 entered promiscuous mode [ 82.500041][ T8837] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.529055][ T8835] team0: Port device team_slave_0 added [ 82.661859][ T8834] device hsr_slave_0 entered promiscuous mode [ 82.788487][ T8834] device hsr_slave_1 entered promiscuous mode [ 82.847108][ T8834] debugfs: Directory 'hsr0' with parent '/' already present! [ 82.878806][ T8837] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.914442][ T8835] team0: Port device team_slave_1 added [ 82.978468][ T8838] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.101062][ T8830] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.152095][ T8838] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.279855][ T8835] device hsr_slave_0 entered promiscuous mode [ 83.318060][ T8835] device hsr_slave_1 entered promiscuous mode [ 83.357262][ T8835] debugfs: Directory 'hsr0' with parent '/' already present! [ 83.380414][ T8837] team0: Port device team_slave_0 added [ 83.394168][ T8830] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.526049][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.567697][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.640502][ T8837] team0: Port device team_slave_1 added [ 83.791640][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.817514][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.826453][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.834362][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.130252][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.208501][ T8838] team0: Port device team_slave_0 added [ 84.309840][ T8828] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.360288][ T8838] team0: Port device team_slave_1 added [ 84.425045][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.464695][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.537476][ T8840] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.544568][ T8840] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.657155][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.724296][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.796102][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.861420][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.917624][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.926625][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.110393][ T8837] device hsr_slave_0 entered promiscuous mode [ 85.147271][ T8837] device hsr_slave_1 entered promiscuous mode [ 85.183658][ T8837] debugfs: Directory 'hsr0' with parent '/' already present! [ 85.241571][ T8830] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 85.317736][ T8830] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.385234][ T8828] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.459853][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.493093][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.537511][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.554711][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.618863][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.680312][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 85.724973][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.770200][ T8838] device hsr_slave_0 entered promiscuous mode [ 85.792485][ T8838] device hsr_slave_1 entered promiscuous mode [ 85.837663][ T8838] debugfs: Directory 'hsr0' with parent '/' already present! [ 85.897486][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.905284][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.918646][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.927681][ T2870] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.934837][ T2870] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.947239][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.955994][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.969701][ T2870] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.976862][ T2870] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.033600][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 86.069243][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.087140][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.094756][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.131197][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 86.176689][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.203093][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.243727][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.287916][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.333293][ T8830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.417131][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.425100][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.467556][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.475882][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.547771][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.562202][ T8834] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.592336][ T8828] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.621712][ T8835] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.680013][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 86.717276][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.764632][ T8828] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.833651][ T8835] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.887398][ T8834] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.926945][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.934498][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.997099][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.040830][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.196237][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.263301][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.305563][ T8938] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.312736][ T8938] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.391959][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready 2019/11/06 16:45:25 executed programs: 6 [ 87.450212][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.510612][ T8938] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.517760][ T8938] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.610579][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.684952][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.753919][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.803729][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.852438][ T8938] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.859692][ T8938] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.915803][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.953470][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.997431][ T8938] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.004517][ T8938] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.045818][ T8835] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.097065][ T8835] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.158461][ T8837] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.177915][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.185955][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.211409][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.231733][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.245283][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.264102][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.276655][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.292870][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.315309][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.326027][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.341212][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.350401][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.395905][ T8837] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.418030][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.425915][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.444831][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.497622][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.506175][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.531823][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.541109][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 88.557222][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.574116][ T8838] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.610223][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.626413][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.645168][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.654129][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.668773][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.676282][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 88.690415][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.699046][ T8840] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.706259][ T8840] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.714536][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 88.723123][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.731796][ T8840] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.738889][ T8840] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.746911][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.756288][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.765297][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.774076][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.786131][ T8834] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.799157][ T8834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.819515][ T8835] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.832447][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.842976][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.851446][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.861215][ T8840] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.893021][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 88.901696][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.910716][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.920260][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.929629][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.943768][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.952280][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.960998][ T8843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.974449][ T8834] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.984565][ T8838] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.994008][ T8837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.015079][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.024694][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.051450][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 89.063263][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 89.073590][ T8938] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.080717][ T8938] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.089697][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 89.098905][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 89.107850][ T8938] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.114910][ T8938] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.123081][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 89.133150][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 89.141427][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.149038][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.177909][ T8837] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.207808][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 89.223939][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 89.249208][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 89.258612][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 89.268364][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 89.277818][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 89.286352][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 89.295929][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 89.360266][ T8838] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 89.392636][ T8838] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.417866][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 89.447152][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 89.486339][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.527554][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.560613][ T8838] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/11/06 16:45:30 executed programs: 81 2019/11/06 16:45:35 executed programs: 195 2019/11/06 16:45:40 executed programs: 307 2019/11/06 16:45:45 executed programs: 419 2019/11/06 16:45:50 executed programs: 532 2019/11/06 16:45:55 executed programs: 645 2019/11/06 16:46:00 executed programs: 756 2019/11/06 16:46:05 executed programs: 869 [ 279.267013][ T1071] INFO: task syz-executor.0:12902 blocked for more than 143 seconds. [ 279.275634][ T1071] Not tainted 5.4.0-rc2+ #0 [ 279.286808][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.295789][ T1071] syz-executor.0 D28160 12902 8828 0x00000004 [ 279.307868][ T1071] Call Trace: [ 279.311319][ T1071] __schedule+0x94f/0x1e70 [ 279.315891][ T1071] ? __sched_text_start+0x8/0x8 [ 279.331175][ T1071] ? lock_downgrade+0x920/0x920 [ 279.336204][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 279.346922][ T1071] schedule+0xd9/0x260 [ 279.351165][ T1071] schedule_preempt_disabled+0x13/0x20 [ 279.363137][ T1071] __mutex_lock+0x7b0/0x13c0 [ 279.368250][ T1071] ? snd_timer_close+0x7e/0x100 [ 279.373273][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 279.384076][ T1071] ? __mutex_lock+0x45d/0x13c0 [ 279.389284][ T1071] ? snd_timer_user_release+0x67/0x130 [ 279.394937][ T1071] ? mark_lock+0xc2/0x1220 [ 279.404997][ T1071] ? __kasan_check_read+0x11/0x20 [ 279.410657][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 279.415838][ T1071] ? vfs_lock_file+0xf0/0xf0 [ 279.425977][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.432942][ T1071] mutex_lock_nested+0x16/0x20 [ 279.444667][ T1071] ? mutex_lock_nested+0x16/0x20 [ 279.451216][ T1071] snd_timer_close+0x7e/0x100 [ 279.456059][ T1071] ? snd_timer_open+0x1820/0x1820 [ 279.466959][ T1071] snd_timer_user_release+0x98/0x130 [ 279.472420][ T1071] __fput+0x2ff/0x890 [ 279.476527][ T1071] ? snd_timer_close+0x100/0x100 [ 279.487154][ T1071] ____fput+0x16/0x20 [ 279.491281][ T1071] task_work_run+0x145/0x1c0 [ 279.496038][ T1071] exit_to_usermode_loop+0x316/0x380 [ 279.506119][ T1071] do_syscall_64+0x65f/0x760 [ 279.513012][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.523712][ T1071] RIP: 0033:0x413db1 [ 279.528835][ T1071] Code: c0 c3 0f 1f 80 00 00 00 00 c7 07 00 00 00 00 31 c0 c3 0f 1f 80 00 00 00 00 31 c0 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 b8 <2d> f8 ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 31 c0 c3 66 66 66 66 [ 279.554756][ T1071] RSP: 002b:00007ffdc025de30 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 279.563716][ T1071] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413db1 [ 279.577749][ T1071] RDX: 0000001b33720000 RSI: 0000000000000000 RDI: 0000000000000003 [ 279.585985][ T1071] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 279.599670][ T1071] R10: 00007ffdc025df10 R11: 0000000000000293 R12: 000000000075c9a0 [ 279.610829][ T1071] R13: 000000000075c9a0 R14: 0000000000760a90 R15: 000000000075bf2c [ 279.621905][ T1071] INFO: task syz-executor.3:12905 blocked for more than 143 seconds. [ 279.633016][ T1071] Not tainted 5.4.0-rc2+ #0 [ 279.640955][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.652681][ T1071] syz-executor.3 D28160 12905 8838 0x00000004 [ 279.662110][ T1071] Call Trace: [ 279.665508][ T1071] __schedule+0x94f/0x1e70 [ 279.673012][ T1071] ? __sched_text_start+0x8/0x8 [ 279.681039][ T1071] ? lock_downgrade+0x920/0x920 [ 279.686103][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 279.694078][ T1071] schedule+0xd9/0x260 [ 279.701108][ T1071] schedule_preempt_disabled+0x13/0x20 [ 279.706770][ T1071] __mutex_lock+0x7b0/0x13c0 [ 279.714419][ T1071] ? snd_timer_close+0x7e/0x100 [ 279.722282][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 279.730862][ T1071] ? __mutex_lock+0x45d/0x13c0 [ 279.735820][ T1071] ? snd_timer_user_release+0x67/0x130 [ 279.744300][ T1071] ? mark_lock+0xc2/0x1220 [ 279.751762][ T1071] ? __kasan_check_read+0x11/0x20 [ 279.759994][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 279.765188][ T1071] ? vfs_lock_file+0xf0/0xf0 [ 279.772902][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.782139][ T1071] mutex_lock_nested+0x16/0x20 [ 279.789861][ T1071] ? mutex_lock_nested+0x16/0x20 [ 279.794960][ T1071] snd_timer_close+0x7e/0x100 [ 279.802643][ T1071] ? snd_timer_open+0x1820/0x1820 [ 279.810726][ T1071] snd_timer_user_release+0x98/0x130 [ 279.816177][ T1071] __fput+0x2ff/0x890 [ 279.823165][ T1071] ? snd_timer_close+0x100/0x100 [ 279.831973][ T1071] ____fput+0x16/0x20 [ 279.836086][ T1071] task_work_run+0x145/0x1c0 [ 279.843687][ T1071] exit_to_usermode_loop+0x316/0x380 [ 279.851957][ T1071] do_syscall_64+0x65f/0x760 [ 279.856719][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.866362][ T1071] RIP: 0033:0x413db1 [ 279.873198][ T1071] Code: c0 c3 0f 1f 80 00 00 00 00 c7 07 00 00 00 00 31 c0 c3 0f 1f 80 00 00 00 00 31 c0 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 b8 <2d> f8 ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 31 c0 c3 66 66 66 66 [ 279.899384][ T1071] RSP: 002b:00007ffdf8404270 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 279.910927][ T1071] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413db1 [ 279.922000][ T1071] RDX: 0000001b2c020000 RSI: 0000000000000000 RDI: 0000000000000003 [ 279.933255][ T1071] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 279.944631][ T1071] R10: 00007ffdf8404350 R11: 0000000000000293 R12: 000000000075c9a0 [ 279.955751][ T1071] R13: 000000000075c9a0 R14: 0000000000760a90 R15: 000000000075bf2c [ 279.969541][ T1071] INFO: task syz-executor.1:12908 blocked for more than 144 seconds. [ 279.980768][ T1071] Not tainted 5.4.0-rc2+ #0 [ 279.986212][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.998849][ T1071] syz-executor.1 D28160 12908 8830 0x00000004 [ 280.005519][ T1071] Call Trace: [ 280.011921][ T1071] __schedule+0x94f/0x1e70 [ 280.016479][ T1071] ? __sched_text_start+0x8/0x8 [ 280.024418][ T1071] ? lock_downgrade+0x920/0x920 [ 280.032351][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 280.040283][ T1071] schedule+0xd9/0x260 [ 280.044617][ T1071] schedule_preempt_disabled+0x13/0x20 [ 280.053122][ T1071] __mutex_lock+0x7b0/0x13c0 [ 280.060708][ T1071] ? snd_timer_close+0x7e/0x100 [ 280.065755][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 280.074047][ T1071] ? __mutex_lock+0x45d/0x13c0 [ 280.081877][ T1071] ? snd_timer_user_release+0x67/0x130 [ 280.090745][ T1071] ? mark_lock+0xc2/0x1220 [ 280.095311][ T1071] ? __kasan_check_read+0x11/0x20 [ 280.103779][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 280.112009][ T1071] ? vfs_lock_file+0xf0/0xf0 [ 280.120522][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.129860][ T1071] mutex_lock_nested+0x16/0x20 [ 280.134792][ T1071] ? mutex_lock_nested+0x16/0x20 [ 280.143452][ T1071] snd_timer_close+0x7e/0x100 [ 280.151173][ T1071] ? snd_timer_open+0x1820/0x1820 [ 280.156399][ T1071] snd_timer_user_release+0x98/0x130 [ 280.165664][ T1071] __fput+0x2ff/0x890 [ 280.172624][ T1071] ? snd_timer_close+0x100/0x100 [ 280.180783][ T1071] ____fput+0x16/0x20 [ 280.184899][ T1071] task_work_run+0x145/0x1c0 [ 280.192531][ T1071] exit_to_usermode_loop+0x316/0x380 [ 280.200836][ T1071] do_syscall_64+0x65f/0x760 [ 280.205570][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.214490][ T1071] RIP: 0033:0x413db1 [ 280.221364][ T1071] Code: c0 c3 0f 1f 80 00 00 00 00 c7 07 00 00 00 00 31 c0 c3 0f 1f 80 00 00 00 00 31 c0 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 b8 <2d> f8 ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 31 c0 c3 66 66 66 66 [ 280.251181][ T1071] RSP: 002b:00007ffc4ed52170 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 280.260943][ T1071] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413db1 [ 280.273862][ T1071] RDX: 0000001b33920000 RSI: 0000000000000000 RDI: 0000000000000003 [ 280.283135][ T1071] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 280.296178][ T1071] R10: 00007ffc4ed52250 R11: 0000000000000293 R12: 000000000075c9a0 [ 280.305453][ T1071] R13: 000000000075c9a0 R14: 0000000000760a90 R15: 000000000075bf2c [ 280.319305][ T1071] INFO: task syz-executor.2:12912 blocked for more than 144 seconds. [ 280.330351][ T1071] Not tainted 5.4.0-rc2+ #0 [ 280.335543][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 280.350197][ T1071] syz-executor.2 D28160 12912 8837 0x00000004 [ 280.358622][ T1071] Call Trace: [ 280.362024][ T1071] __schedule+0x94f/0x1e70 [ 280.366612][ T1071] ? __sched_text_start+0x8/0x8 [ 280.376064][ T1071] ? lock_downgrade+0x920/0x920 [ 280.382969][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 280.393529][ T1071] schedule+0xd9/0x260 [ 280.398879][ T1071] schedule_preempt_disabled+0x13/0x20 [ 280.404667][ T1071] __mutex_lock+0x7b0/0x13c0 [ 280.414157][ T1071] ? snd_timer_close+0x7e/0x100 [ 280.420329][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 280.425263][ T1071] ? __mutex_lock+0x45d/0x13c0 [ 280.434660][ T1071] ? snd_timer_user_release+0x67/0x130 [ 280.441324][ T1071] ? mark_lock+0xc2/0x1220 [ 280.445933][ T1071] ? __kasan_check_read+0x11/0x20 [ 280.455786][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 280.462451][ T1071] ? vfs_lock_file+0xf0/0xf0 [ 280.472140][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.479746][ T1071] mutex_lock_nested+0x16/0x20 [ 280.484676][ T1071] ? mutex_lock_nested+0x16/0x20 [ 280.494176][ T1071] snd_timer_close+0x7e/0x100 [ 280.500042][ T1071] ? snd_timer_open+0x1820/0x1820 [ 280.505247][ T1071] snd_timer_user_release+0x98/0x130 [ 280.515897][ T1071] __fput+0x2ff/0x890 [ 280.521050][ T1071] ? snd_timer_close+0x100/0x100 [ 280.526151][ T1071] ____fput+0x16/0x20 [ 280.534817][ T1071] task_work_run+0x145/0x1c0 [ 280.540556][ T1071] exit_to_usermode_loop+0x316/0x380 [ 280.546052][ T1071] do_syscall_64+0x65f/0x760 [ 280.556731][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.563860][ T1071] RIP: 0033:0x413db1 [ 280.572252][ T1071] Code: c0 c3 0f 1f 80 00 00 00 00 c7 07 00 00 00 00 31 c0 c3 0f 1f 80 00 00 00 00 31 c0 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 b8 <2d> f8 ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 31 c0 c3 66 66 66 66 [ 280.597992][ T1071] RSP: 002b:00007ffc11da4be0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 280.606705][ T1071] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413db1 [ 280.631304][ T1071] RDX: 0000001b2bd20000 RSI: 0000000000000000 RDI: 0000000000000003 [ 280.640451][ T1071] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 280.653955][ T1071] R10: 00007ffc11da4cc0 R11: 0000000000000293 R12: 000000000075c9a0 [ 280.662312][ T1071] R13: 000000000075c9a0 R14: 0000000000760a90 R15: 000000000075bf2c [ 280.675851][ T1071] INFO: task syz-executor.5:12918 blocked for more than 144 seconds. [ 280.684403][ T1071] Not tainted 5.4.0-rc2+ #0 [ 280.694932][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 280.704008][ T1071] syz-executor.5 D28552 12918 8834 0x00000004 [ 280.716354][ T1071] Call Trace: [ 280.719924][ T1071] __schedule+0x94f/0x1e70 [ 280.724497][ T1071] ? __sched_text_start+0x8/0x8 [ 280.734814][ T1071] ? lock_downgrade+0x920/0x920 [ 280.739974][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 280.745271][ T1071] schedule+0xd9/0x260 [ 280.754892][ T1071] schedule_preempt_disabled+0x13/0x20 [ 280.760682][ T1071] __mutex_lock+0x7b0/0x13c0 [ 280.765703][ T1071] ? snd_timer_open+0x98/0x1820 [ 280.776731][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 280.781804][ T1071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.794090][ T1071] ? vsnprintf+0x32a/0x19a0 [ 280.798927][ T1071] ? pointer+0x720/0x720 [ 280.803315][ T1071] mutex_lock_nested+0x16/0x20 [ 280.813566][ T1071] ? mutex_lock_nested+0x16/0x20 [ 280.818950][ T1071] snd_timer_open+0x98/0x1820 [ 280.824160][ T1071] ? scnprintf+0x140/0x140 [ 280.834187][ T1071] ? snd_timer_close_locked+0xda0/0xda0 [ 280.840153][ T1071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 280.846640][ T1071] __snd_timer_user_ioctl.isra.0+0x68b/0x1fd0 [ 280.858383][ T1071] ? snd_timer_user_open+0x190/0x190 [ 280.863890][ T1071] ? lock_acquire+0x190/0x410 [ 280.873234][ T1071] ? snd_timer_user_ioctl+0x51/0xa7 [ 280.880497][ T1071] ? __mutex_lock+0x45d/0x13c0 [ 280.885534][ T1071] ? snd_timer_user_ioctl+0x51/0xa7 [ 280.894467][ T1071] ? tomoyo_path_number_perm+0x459/0x520 [ 280.903076][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 280.911709][ T1071] ? tomoyo_path_number_perm+0x263/0x520 [ 280.919806][ T1071] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 280.925833][ T1071] snd_timer_user_ioctl+0x7a/0xa7 [ 280.934755][ T1071] ? snd_timer_user_ioctl_compat+0x680/0x680 [ 280.942971][ T1071] do_vfs_ioctl+0xdb6/0x13e0 [ 280.951338][ T1071] ? ioctl_preallocate+0x210/0x210 [ 280.956680][ T1071] ? __fget+0x384/0x560 [ 280.962956][ T1071] ? ksys_dup3+0x3e0/0x3e0 [ 280.971205][ T1071] ? nsecs_to_jiffies+0x30/0x30 [ 280.976230][ T1071] ? tomoyo_file_ioctl+0x23/0x30 [ 280.983276][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.993322][ T1071] ? security_file_ioctl+0x8d/0xc0 [ 281.000475][ T1071] ksys_ioctl+0xab/0xd0 [ 281.004806][ T1071] __x64_sys_ioctl+0x73/0xb0 [ 281.013216][ T1071] do_syscall_64+0xfa/0x760 [ 281.019793][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.025901][ T1071] RIP: 0033:0x45a219 [ 281.034332][ T1071] Code: Bad RIP value. [ 281.040501][ T1071] RSP: 002b:00007fdf5ef32c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.052894][ T1071] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 281.063241][ T1071] RDX: 0000000020029fcc RSI: 0000000040345410 RDI: 0000000000000003 [ 281.075198][ T1071] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 281.085430][ T1071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf5ef336d4 [ 281.099427][ T1071] R13: 00000000004cf428 R14: 00000000004d9760 R15: 00000000ffffffff [ 281.109831][ T1071] INFO: task syz-executor.5:12919 blocked for more than 145 seconds. [ 281.121838][ T1071] Not tainted 5.4.0-rc2+ #0 [ 281.128894][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 281.141392][ T1071] syz-executor.5 D29712 12919 8834 0x00000004 [ 281.149969][ T1071] Call Trace: [ 281.153472][ T1071] __schedule+0x94f/0x1e70 [ 281.162370][ T1071] ? __sched_text_start+0x8/0x8 [ 281.169290][ T1071] ? lock_downgrade+0x920/0x920 [ 281.174396][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 281.183195][ T1071] schedule+0xd9/0x260 [ 281.189395][ T1071] schedule_preempt_disabled+0x13/0x20 [ 281.195052][ T1071] __mutex_lock+0x7b0/0x13c0 [ 281.203376][ T1071] ? snd_timer_user_ioctl+0x51/0xa7 [ 281.210837][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 281.215768][ T1071] ? tomoyo_path_number_perm+0x263/0x520 [ 281.225194][ T1071] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 281.233130][ T1071] mutex_lock_nested+0x16/0x20 [ 281.241686][ T1071] ? mutex_lock_nested+0x16/0x20 [ 281.248761][ T1071] snd_timer_user_ioctl+0x51/0xa7 [ 281.254062][ T1071] ? snd_timer_user_ioctl_compat+0x680/0x680 [ 281.263953][ T1071] do_vfs_ioctl+0xdb6/0x13e0 [ 281.273311][ T1071] ? ioctl_preallocate+0x210/0x210 [ 281.282270][ T1071] ? __fget+0x384/0x560 [ 281.286616][ T1071] ? ksys_dup3+0x3e0/0x3e0 [ 281.293833][ T1071] ? nsecs_to_jiffies+0x30/0x30 [ 281.302478][ T1071] ? tomoyo_file_ioctl+0x23/0x30 [ 281.309461][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 281.315929][ T1071] ? security_file_ioctl+0x8d/0xc0 [ 281.329703][ T1071] ksys_ioctl+0xab/0xd0 [ 281.333999][ T1071] __x64_sys_ioctl+0x73/0xb0 [ 281.340650][ T1071] do_syscall_64+0xfa/0x760 [ 281.345318][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.355025][ T1071] RIP: 0033:0x45a219 [ 281.360945][ T1071] Code: Bad RIP value. [ 281.365140][ T1071] RSP: 002b:00007fdf5ef11c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.377532][ T1071] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 000000000045a219 [ 281.385799][ T1071] RDX: 0000000000000000 RSI: 00000000000054a0 RDI: 0000000000000003 [ 281.399435][ T1071] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 281.409647][ T1071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf5ef126d4 [ 281.422271][ T1071] R13: 00000000004c4ae8 R14: 00000000004d9778 R15: 00000000ffffffff [ 281.433688][ T1071] INFO: task syz-executor.5:12920 blocked for more than 145 seconds. [ 281.446375][ T1071] Not tainted 5.4.0-rc2+ #0 [ 281.453455][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 281.466018][ T1071] syz-executor.5 D28000 12920 8834 0x00000004 [ 281.474531][ T1071] Call Trace: [ 281.481487][ T1071] __schedule+0x94f/0x1e70 [ 281.486082][ T1071] ? __sched_text_start+0x8/0x8 [ 281.493089][ T1071] ? lock_downgrade+0x920/0x920 [ 281.501825][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 281.509040][ T1071] schedule+0xd9/0x260 [ 281.513252][ T1071] schedule_preempt_disabled+0x13/0x20 [ 281.522619][ T1071] __mutex_lock+0x7b0/0x13c0 [ 281.529247][ T1071] ? snd_timer_open+0x98/0x1820 [ 281.534476][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 281.543181][ T1071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 281.552251][ T1071] ? vsnprintf+0x32a/0x19a0 [ 281.560466][ T1071] ? pointer+0x720/0x720 [ 281.565034][ T1071] ? snd_seq_kernel_client_ctl+0xf8/0x140 [ 281.572849][ T1071] mutex_lock_nested+0x16/0x20 [ 281.581313][ T1071] ? mutex_lock_nested+0x16/0x20 [ 281.586419][ T1071] snd_timer_open+0x98/0x1820 [ 281.594147][ T1071] ? scnprintf+0x140/0x140 [ 281.602354][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 281.609416][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 281.614653][ T1071] ? snd_timer_close_locked+0xda0/0xda0 [ 281.624072][ T1071] ? snd_seq_timer_defaults+0x389/0x470 [ 281.631780][ T1071] snd_seq_timer_open+0x240/0x590 [ 281.640496][ T1071] ? snd_seq_timer_set_skew+0xc0/0xc0 [ 281.646064][ T1071] ? mark_held_locks+0xa4/0xf0 [ 281.652893][ T1071] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 281.662451][ T1071] ? snd_seq_timer_defaults+0x389/0x470 [ 281.670165][ T1071] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 281.676436][ T1071] ? lockdep_hardirqs_on+0x421/0x5e0 [ 281.686382][ T1071] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 281.694430][ T1071] queue_use+0xf1/0x270 [ 281.702311][ T1071] snd_seq_queue_alloc+0x2c5/0x4d0 [ 281.709546][ T1071] snd_seq_ioctl_create_queue+0xb0/0x330 [ 281.715393][ T1071] snd_seq_kernel_client_ctl+0xf8/0x140 [ 281.724865][ T1071] alloc_seq_queue.isra.0+0xdc/0x180 [ 281.732206][ T1071] ? delete_port+0xd0/0xd0 [ 281.740407][ T1071] snd_seq_oss_open+0x2ff/0x960 [ 281.745439][ T1071] odev_open+0x70/0x90 [ 281.751672][ T1071] ? odev_release+0x80/0x80 [ 281.756373][ T1071] soundcore_open+0x453/0x610 [ 281.764934][ T1071] ? sound_devnode+0x100/0x100 [ 281.771785][ T1071] chrdev_open+0x245/0x6b0 [ 281.776342][ T1071] ? cdev_put.part.0+0x50/0x50 [ 281.784870][ T1071] ? security_file_open+0x87/0x300 [ 281.792239][ T1071] do_dentry_open+0x4e6/0x1380 [ 281.800736][ T1071] ? __kasan_check_read+0x11/0x20 [ 281.805932][ T1071] ? cdev_put.part.0+0x50/0x50 [ 281.813467][ T1071] ? chown_common+0x5c0/0x5c0 [ 281.822093][ T1071] ? inode_permission+0xb4/0x560 [ 281.829261][ T1071] vfs_open+0xa0/0xd0 [ 281.833386][ T1071] path_openat+0x10e9/0x46d0 [ 281.841820][ T1071] ? save_stack+0x23/0x90 [ 281.846369][ T1071] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 281.854342][ T1071] ? kasan_slab_alloc+0xf/0x20 [ 281.862905][ T1071] ? kmem_cache_alloc+0x121/0x710 [ 281.869993][ T1071] ? getname_flags+0xd6/0x5b0 [ 281.874832][ T1071] ? getname+0x1a/0x20 [ 281.882664][ T1071] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 281.890082][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 281.895284][ T1071] ? __alloc_fd+0x487/0x620 [ 281.903516][ T1071] do_filp_open+0x1a1/0x280 [ 281.911254][ T1071] ? may_open_dev+0x100/0x100 [ 281.916142][ T1071] ? __kasan_check_read+0x11/0x20 [ 281.925263][ T1071] ? do_raw_spin_unlock+0x57/0x270 [ 281.932635][ T1071] do_sys_open+0x3fe/0x5d0 [ 281.942040][ T1071] ? filp_open+0x80/0x80 [ 281.946460][ T1071] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 281.954285][ T1071] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 281.963882][ T1071] ? do_syscall_64+0x26/0x760 [ 281.970675][ T1071] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.980574][ T1071] ? do_syscall_64+0x26/0x760 [ 281.985446][ T1071] __x64_sys_openat+0x9d/0x100 [ 281.992328][ T1071] do_syscall_64+0xfa/0x760 [ 282.000529][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.006670][ T1071] RIP: 0033:0x45a219 [ 282.012637][ T1071] Code: Bad RIP value. [ 282.020415][ T1071] RSP: 002b:00007fdf5eef0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 282.031018][ T1071] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045a219 [ 282.042965][ T1071] RDX: 0000000000000001 RSI: 0000000020000000 RDI: ffffffffffffff9c [ 282.053185][ T1071] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 282.065211][ T1071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf5eef16d4 [ 282.076384][ T1071] R13: 00000000004c734a R14: 00000000004dcf88 R15: 00000000ffffffff [ 282.090035][ T1071] INFO: task syz-executor.5:12921 blocked for more than 146 seconds. [ 282.100266][ T1071] Not tainted 5.4.0-rc2+ #0 [ 282.105503][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 282.118348][ T1071] syz-executor.5 D28552 12921 8834 0x00000004 [ 282.125070][ T1071] Call Trace: [ 282.132225][ T1071] __schedule+0x94f/0x1e70 [ 282.138906][ T1071] ? __sched_text_start+0x8/0x8 [ 282.143929][ T1071] ? lock_downgrade+0x920/0x920 [ 282.152924][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 282.160007][ T1071] schedule+0xd9/0x260 [ 282.164331][ T1071] schedule_preempt_disabled+0x13/0x20 [ 282.173636][ T1071] __mutex_lock+0x7b0/0x13c0 [ 282.180626][ T1071] ? snd_timer_user_ioctl+0x51/0xa7 [ 282.186165][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 282.194842][ T1071] ? tomoyo_path_number_perm+0x263/0x520 [ 282.203305][ T1071] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 282.212931][ T1071] mutex_lock_nested+0x16/0x20 [ 282.219757][ T1071] ? mutex_lock_nested+0x16/0x20 [ 282.224875][ T1071] snd_timer_user_ioctl+0x51/0xa7 [ 282.233651][ T1071] ? snd_timer_user_ioctl_compat+0x680/0x680 [ 282.241719][ T1071] do_vfs_ioctl+0xdb6/0x13e0 [ 282.246453][ T1071] ? ioctl_preallocate+0x210/0x210 [ 282.255505][ T1071] ? __fget+0x384/0x560 [ 282.261804][ T1071] ? ksys_dup3+0x3e0/0x3e0 [ 282.266377][ T1071] ? nsecs_to_jiffies+0x30/0x30 [ 282.275170][ T1071] ? tomoyo_file_ioctl+0x23/0x30 [ 282.282160][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.292364][ T1071] ? security_file_ioctl+0x8d/0xc0 [ 282.299541][ T1071] ksys_ioctl+0xab/0xd0 [ 282.303871][ T1071] __x64_sys_ioctl+0x73/0xb0 [ 282.314948][ T1071] do_syscall_64+0xfa/0x760 [ 282.321501][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.331924][ T1071] RIP: 0033:0x45a219 [ 282.335985][ T1071] Code: Bad RIP value. [ 282.342084][ T1071] RSP: 002b:00007fdf5eecfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 282.354474][ T1071] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 000000000045a219 [ 282.364659][ T1071] RDX: 0000000000000000 RSI: 00000000000054a0 RDI: 0000000000000003 [ 282.376515][ T1071] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 282.390433][ T1071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf5eed06d4 [ 282.399982][ T1071] R13: 00000000004c4ae8 R14: 00000000004d9778 R15: 00000000ffffffff [ 282.413001][ T1071] INFO: task syz-executor.5:12922 blocked for more than 146 seconds. [ 282.422757][ T1071] Not tainted 5.4.0-rc2+ #0 [ 282.432306][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 282.442989][ T1071] syz-executor.5 D29520 12922 8834 0x00004004 [ 282.454638][ T1071] Call Trace: [ 282.459949][ T1071] __schedule+0x94f/0x1e70 [ 282.464517][ T1071] ? __sched_text_start+0x8/0x8 [ 282.474922][ T1071] ? lock_downgrade+0x920/0x920 [ 282.481077][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 282.486196][ T1071] schedule+0xd9/0x260 [ 282.494924][ T1071] schedule_preempt_disabled+0x13/0x20 [ 282.501568][ T1071] __mutex_lock+0x7b0/0x13c0 [ 282.506340][ T1071] ? snd_timer_open+0x98/0x1820 [ 282.516233][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 282.522417][ T1071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.533295][ T1071] ? vsnprintf+0x32a/0x19a0 [ 282.539732][ T1071] ? pointer+0x720/0x720 [ 282.544113][ T1071] mutex_lock_nested+0x16/0x20 [ 282.553830][ T1071] ? mutex_lock_nested+0x16/0x20 [ 282.560011][ T1071] snd_timer_open+0x98/0x1820 [ 282.564860][ T1071] ? scnprintf+0x140/0x140 [ 282.574295][ T1071] ? snd_timer_close_locked+0xda0/0xda0 [ 282.581076][ T1071] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 282.593411][ T1071] __snd_timer_user_ioctl.isra.0+0x68b/0x1fd0 [ 282.600912][ T1071] ? snd_timer_user_open+0x190/0x190 [ 282.606365][ T1071] ? lock_acquire+0x190/0x410 [ 282.615724][ T1071] ? snd_timer_user_ioctl+0x51/0xa7 [ 282.622205][ T1071] ? __mutex_lock+0x45d/0x13c0 [ 282.633074][ T1071] ? snd_timer_user_ioctl+0x51/0xa7 [ 282.639490][ T1071] ? tomoyo_path_number_perm+0x459/0x520 [ 282.645335][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 282.654709][ T1071] ? tomoyo_path_number_perm+0x263/0x520 [ 282.661539][ T1071] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 282.672081][ T1071] snd_timer_user_ioctl+0x7a/0xa7 [ 282.678315][ T1071] ? snd_timer_user_ioctl_compat+0x680/0x680 [ 282.684670][ T1071] do_vfs_ioctl+0xdb6/0x13e0 [ 282.693902][ T1071] ? ioctl_preallocate+0x210/0x210 [ 282.700379][ T1071] ? __fget+0x384/0x560 [ 282.704709][ T1071] ? ksys_dup3+0x3e0/0x3e0 [ 282.715942][ T1071] ? nsecs_to_jiffies+0x30/0x30 [ 282.722811][ T1071] ? tomoyo_file_ioctl+0x23/0x30 [ 282.732369][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 282.739878][ T1071] ? security_file_ioctl+0x8d/0xc0 [ 282.745425][ T1071] ksys_ioctl+0xab/0xd0 [ 282.755132][ T1071] __x64_sys_ioctl+0x73/0xb0 [ 282.760924][ T1071] do_syscall_64+0xfa/0x760 [ 282.765684][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.776193][ T1071] RIP: 0033:0x45a219 [ 282.781729][ T1071] Code: Bad RIP value. [ 282.785923][ T1071] RSP: 002b:00007fdf5eeaec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 282.800557][ T1071] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 282.810819][ T1071] RDX: 0000000020029fcc RSI: 0000000040345410 RDI: 0000000000000003 [ 282.822651][ T1071] RBP: 000000000075c1c0 R08: 0000000000000000 R09: 0000000000000000 [ 282.833098][ T1071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf5eeaf6d4 [ 282.845239][ T1071] R13: 00000000004cf428 R14: 00000000004d9760 R15: 00000000ffffffff [ 282.856143][ T1071] INFO: task syz-executor.5:12923 blocked for more than 146 seconds. [ 282.870517][ T1071] Not tainted 5.4.0-rc2+ #0 [ 282.875769][ T1071] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 282.885798][ T1071] syz-executor.5 D28536 12923 8834 0x00000004 [ 282.896790][ T1071] Call Trace: [ 282.900192][ T1071] __schedule+0x94f/0x1e70 [ 282.904788][ T1071] ? __sched_text_start+0x8/0x8 [ 282.915267][ T1071] ? lock_downgrade+0x920/0x920 [ 282.920666][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 282.925959][ T1071] schedule+0xd9/0x260 [ 282.935483][ T1071] schedule_preempt_disabled+0x13/0x20 [ 282.941275][ T1071] __mutex_lock+0x7b0/0x13c0 [ 282.946071][ T1071] ? odev_open+0x5f/0x90 [ 282.956895][ T1071] ? mutex_trylock+0x2d0/0x2d0 [ 282.961689][ T1071] ? find_held_lock+0x35/0x130 [ 282.966450][ T1071] ? soundcore_open+0x39c/0x610 [ 282.971701][ T1071] ? lock_downgrade+0x920/0x920 [ 282.976554][ T1071] ? rwlock_bug.part.0+0x90/0x90 [ 282.981811][ T1071] mutex_lock_nested+0x16/0x20 [ 282.986574][ T1071] ? mutex_lock_nested+0x16/0x20 [ 282.991806][ T1071] odev_open+0x5f/0x90 [ 282.995883][ T1071] ? odev_release+0x80/0x80 [ 283.000805][ T1071] soundcore_open+0x453/0x610 [ 283.005493][ T1071] ? sound_devnode+0x100/0x100 [ 283.010532][ T1071] chrdev_open+0x245/0x6b0 [ 283.015050][ T1071] ? cdev_put.part.0+0x50/0x50 [ 283.020073][ T1071] ? security_file_open+0x87/0x300 [ 283.025186][ T1071] do_dentry_open+0x4e6/0x1380 [ 283.030355][ T1071] ? __kasan_check_read+0x11/0x20 [ 283.035392][ T1071] ? cdev_put.part.0+0x50/0x50 [ 283.040481][ T1071] ? chown_common+0x5c0/0x5c0 [ 283.045158][ T1071] ? inode_permission+0xb4/0x560 [ 283.050372][ T1071] vfs_open+0xa0/0xd0 [ 283.054349][ T1071] path_openat+0x10e9/0x46d0 [ 283.059430][ T1071] ? save_stack+0x23/0x90 [ 283.063751][ T1071] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 283.069877][ T1071] ? kasan_slab_alloc+0xf/0x20 [ 283.074644][ T1071] ? kmem_cache_alloc+0x121/0x710 [ 283.080460][ T1071] ? getname_flags+0xd6/0x5b0 [ 283.085130][ T1071] ? getname+0x1a/0x20 [ 283.089477][ T1071] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 283.094851][ T1071] ? __lock_acquire+0x16f2/0x4a00 [ 283.100274][ T1071] ? __alloc_fd+0x487/0x620 [ 283.104782][ T1071] do_filp_open+0x1a1/0x280 [ 283.109707][ T1071] ? may_open_dev+0x100/0x100 [ 283.114409][ T1071] ? __kasan_check_read+0x11/0x20 [ 283.120001][ T1071] ? do_raw_spin_unlock+0x57/0x270 [ 283.125132][ T1071] do_sys_open+0x3fe/0x5d0 [ 283.129928][ T1071] ? filp_open+0x80/0x80 [ 283.134173][ T1071] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 283.140014][ T1071] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 283.145470][ T1071] ? do_syscall_64+0x26/0x760 [ 283.150437][ T1071] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.157102][ T1071] ? do_syscall_64+0x26/0x760 [ 283.161789][ T1071] __x64_sys_openat+0x9d/0x100 [ 283.166553][ T1071] do_syscall_64+0xfa/0x760 [ 283.171474][ T1071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.177608][ T1071] RIP: 0033:0x45a219 [ 283.181601][ T1071] Code: Bad RIP value. [ 283.185652][ T1071] RSP: 002b:00007fdf5ee8dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 283.194914][ T1071] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045a219 [ 283.203806][ T1071] RDX: 0000000000000001 RSI: 0000000020000000 RDI: ffffffffffffff9c [ 283.212091][ T1071] RBP: 000000000075c268 R08: 0000000000000000 R09: 0000000000000000 [ 283.220375][ T1071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf5ee8e6d4 [ 283.228670][ T1071] R13: 00000000004c734a R14: 00000000004dcf88 R15: 00000000ffffffff [ 283.236657][ T1071] [ 283.236657][ T1071] Showing all locks held in the system: [ 283.244685][ T1071] 1 lock held by khungtaskd/1071: [ 283.249954][ T1071] #0: ffffffff88faadc0 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 283.260030][ T1071] 1 lock held by rsyslogd/8616: [ 283.265220][ T1071] #0: ffff8880a04a0da0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 283.274288][ T1071] 2 locks held by getty/8711: [ 283.279797][ T1071] #0: ffff88809c692f50 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.289170][ T1071] #1: ffffc90005ee92e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.299192][ T1071] 2 locks held by getty/8712: [ 283.303863][ T1071] #0: ffff8880a3956690 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.316591][ T1071] #1: ffffc90005ef12e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.326447][ T1071] 2 locks held by getty/8713: [ 283.331493][ T1071] #0: ffff88809c6937d0 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.340717][ T1071] #1: ffffc90005ee52e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.350601][ T1071] 2 locks held by getty/8714: [ 283.355268][ T1071] #0: ffff88808a53ee10 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.364521][ T1071] #1: ffffc90005ecd2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.374382][ T1071] 2 locks held by getty/8715: [ 283.379362][ T1071] #0: ffff88809c6926d0 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.388648][ T1071] #1: ffffc90005eed2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.399324][ T1071] 2 locks held by getty/8716: [ 283.403989][ T1071] #0: ffff88808a53e590 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.413325][ T1071] #1: ffffc90005ed12e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.423160][ T1071] 2 locks held by getty/8717: [ 283.428130][ T1071] #0: ffff88809c674650 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 283.437580][ T1071] #1: ffffc90005ec12e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 283.447505][ T1071] 2 locks held by syz-executor.4/12901: [ 283.453141][ T1071] 2 locks held by syz-executor.0/12902: [ 283.458959][ T1071] #0: ffff8880841a9190 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_release+0x67/0x130 [ 283.469017][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_close+0x7e/0x100 [ 283.478364][ T1071] 2 locks held by syz-executor.3/12905: [ 283.484257][ T1071] #0: ffff8880916b3b90 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_release+0x67/0x130 [ 283.494207][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_close+0x7e/0x100 [ 283.504323][ T1071] 2 locks held by syz-executor.1/12908: [ 283.510133][ T1071] #0: ffff88809105a1d0 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_release+0x67/0x130 [ 283.520576][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_close+0x7e/0x100 [ 283.529891][ T1071] 2 locks held by syz-executor.2/12912: [ 283.535421][ T1071] #0: ffff88808f435190 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_release+0x67/0x130 [ 283.545359][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_close+0x7e/0x100 [ 283.554680][ T1071] 2 locks held by syz-executor.5/12918: [ 283.560467][ T1071] #0: ffff888091e7b3d0 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_ioctl+0x51/0xa7 [ 283.570156][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_open+0x98/0x1820 [ 283.579977][ T1071] 1 lock held by syz-executor.5/12919: [ 283.585420][ T1071] #0: ffff888091e7b3d0 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_ioctl+0x51/0xa7 [ 283.595251][ T1071] 2 locks held by syz-executor.5/12920: [ 283.601064][ T1071] #0: ffffffff89924c40 (register_mutex#4){+.+.}, at: odev_open+0x5f/0x90 [ 283.610012][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_open+0x98/0x1820 [ 283.619303][ T1071] 1 lock held by syz-executor.5/12921: [ 283.625125][ T1071] #0: ffff88809ab1f410 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_ioctl+0x51/0xa7 [ 283.634859][ T1071] 2 locks held by syz-executor.5/12922: [ 283.640671][ T1071] #0: ffff88809ab1f410 (&tu->ioctl_lock){+.+.}, at: snd_timer_user_ioctl+0x51/0xa7 [ 283.650313][ T1071] #1: ffffffff89915420 (register_mutex){+.+.}, at: snd_timer_open+0x98/0x1820 [ 283.659625][ T1071] 1 lock held by syz-executor.5/12923: [ 283.665251][ T1071] #0: ffffffff89924c40 (register_mutex#4){+.+.}, at: odev_open+0x5f/0x90 [ 283.674125][ T1071] [ 283.676442][ T1071] ============================================= [ 283.676442][ T1071] [ 283.685394][ T1071] NMI backtrace for cpu 1 [ 283.689980][ T1071] CPU: 1 PID: 1071 Comm: khungtaskd Not tainted 5.4.0-rc2+ #0 [ 283.697513][ T1071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.707553][ T1071] Call Trace: [ 283.710911][ T1071] dump_stack+0x172/0x1f0 [ 283.715233][ T1071] nmi_cpu_backtrace.cold+0x70/0xb2 [ 283.720423][ T1071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 283.727610][ T1071] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 283.733232][ T1071] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 283.739199][ T1071] arch_trigger_cpumask_backtrace+0x14/0x20 [ 283.745073][ T1071] watchdog+0x9d0/0xef0 [ 283.749227][ T1071] kthread+0x361/0x430 [ 283.753281][ T1071] ? reset_hung_task_detector+0x30/0x30 [ 283.758813][ T1071] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 283.765044][ T1071] ret_from_fork+0x24/0x30 [ 283.769606][ T1071] Sending NMI from CPU 1 to CPUs 0: [ 283.775110][ C0] NMI backtrace for cpu 0 [ 283.775116][ C0] CPU: 0 PID: 12901 Comm: syz-executor.4 Not tainted 5.4.0-rc2+ #0 [ 283.775122][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.775125][ C0] RIP: 0010:delay_tsc+0x33/0xc0 [ 283.775140][ C0] Code: bf 01 00 00 00 41 55 41 54 53 e8 38 a1 02 fa e8 c3 65 fa fb 41 89 c5 0f 01 f9 66 90 48 c1 e2 20 48 09 c2 49 89 d4 eb 16 f3 90 01 00 00 00 e8 13 a1 02 fa e8 9e 65 fa fb 44 39 e8 75 36 0f 01 [ 283.775143][ C0] RSP: 0018:ffff88808894fc70 EFLAGS: 00000286 [ 283.775151][ C0] RAX: 0000000080000000 RBX: 00000099d428328a RCX: 0000000000000000 [ 283.775155][ C0] RDX: 0000000000000001 RSI: ffffffff8346edec RDI: 0000000000000001 [ 283.775160][ C0] RBP: ffff88808894fc90 R08: ffff888098cbc6c0 R09: fffffbfff14f0142 [ 283.775164][ C0] R10: fffffbfff14f0141 R11: ffffffff8a780a0f R12: 00000099d427ec22 [ 283.775169][ C0] R13: 0000000000000000 R14: 00000000000059d9 R15: ffff88809d2ebb98 [ 283.775174][ C0] FS: 00000000022eb940(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 283.775182][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 283.775187][ C0] CR2: ffffffffff600400 CR3: 00000000a89e3000 CR4: 00000000001406f0 [ 283.775192][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 283.775196][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 283.775199][ C0] Call Trace: [ 283.775202][ C0] __const_udelay+0x59/0x80 [ 283.775205][ C0] snd_timer_close_locked+0x22a/0xda0 [ 283.775209][ C0] ? __lock_acquire+0x16f2/0x4a00 [ 283.775212][ C0] snd_timer_close+0x8a/0x100 [ 283.775215][ C0] ? snd_timer_open+0x1820/0x1820 [ 283.775219][ C0] snd_timer_user_release+0x98/0x130 [ 283.775221][ C0] __fput+0x2ff/0x890 [ 283.775225][ C0] ? snd_timer_close+0x100/0x100 [ 283.775227][ C0] ____fput+0x16/0x20 [ 283.775231][ C0] task_work_run+0x145/0x1c0 [ 283.775234][ C0] exit_to_usermode_loop+0x316/0x380 [ 283.775237][ C0] do_syscall_64+0x65f/0x760 [ 283.775241][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.775244][ C0] RIP: 0033:0x413db1 [ 283.775254][ C0] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 283.775257][ C0] RSP: 002b:00007ffe5313a290 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 283.775265][ C0] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000413db1 [ 283.775270][ C0] RDX: 0000000000000000 RSI: 0000000000000081 RDI: 0000000000000003 [ 283.775275][ C0] RBP: 0000000000000000 R08: 0000000000760a88 R09: ffffffffffffffff [ 283.775279][ C0] R10: 00007ffe5313a360 R11: 0000000000000293 R12: 000000000075bf20 [ 283.775284][ C0] R13: 0000000000000003 R14: 0000000000760a90 R15: 000000000075bf2c [ 283.783598][ T1071] Kernel panic - not syncing: hung_task: blocked tasks [ 284.051740][ T1071] CPU: 1 PID: 1071 Comm: khungtaskd Not tainted 5.4.0-rc2+ #0 [ 284.059174][ T1071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.069210][ T1071] Call Trace: [ 284.072507][ T1071] dump_stack+0x172/0x1f0 [ 284.076826][ T1071] panic+0x2dc/0x755 [ 284.080713][ T1071] ? add_taint.cold+0x16/0x16 [ 284.086332][ T1071] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 284.091953][ T1071] ? ___preempt_schedule+0x16/0x20 [ 284.097054][ T1071] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 284.103191][ T1071] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 284.109329][ T1071] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 284.116269][ T1071] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 284.122431][ T1071] watchdog+0x9e1/0xef0 [ 284.126598][ T1071] kthread+0x361/0x430 [ 284.130658][ T1071] ? reset_hung_task_detector+0x30/0x30 [ 284.136452][ T1071] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 284.142698][ T1071] ret_from_fork+0x24/0x30 [ 284.149435][ T1071] Kernel Offset: disabled [ 284.153766][ T1071] Rebooting in 86400 seconds..