Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 41.183993][ T27] audit: type=1400 audit(1586975583.557:8): avc: denied { execmem } for pid=7026 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 41.195676][ T7027] IPVS: ftp: loaded support on port[0] = 21 [ 41.501989][ T7] tipc: TX() has been purged, node left! [ 41.816066][ T7007] can: request_module (can-proto-0) failed. [ 44.751704][ T7007] can: request_module (can-proto-0) failed. [ 44.763065][ T7007] can: request_module (can-proto-0) failed. [ 44.798627][ T27] audit: type=1400 audit(1586975587.169:9): avc: denied { create } for pid=7004 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.174' (ECDSA) to the list of known hosts. 2020/04/15 18:33:14 parsed 1 programs 2020/04/15 18:33:15 executed programs: 0 [ 53.094754][ T27] audit: type=1400 audit(1586975595.472:10): avc: denied { execmem } for pid=7149 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 53.124795][ T7151] IPVS: ftp: loaded support on port[0] = 21 [ 53.200344][ T7155] IPVS: ftp: loaded support on port[0] = 21 [ 53.232757][ T7164] IPVS: ftp: loaded support on port[0] = 21 [ 53.236276][ T7153] IPVS: ftp: loaded support on port[0] = 21 [ 53.246171][ T7157] IPVS: ftp: loaded support on port[0] = 21 [ 53.254192][ T7170] IPVS: ftp: loaded support on port[0] = 21 [ 53.524717][ T7155] chnl_net:caif_netlink_parms(): no params data found [ 53.559502][ T7151] chnl_net:caif_netlink_parms(): no params data found [ 53.638511][ T7164] chnl_net:caif_netlink_parms(): no params data found [ 53.768614][ T7164] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.778274][ T7164] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.785848][ T7164] device bridge_slave_0 entered promiscuous mode [ 53.801278][ T7151] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.810420][ T7151] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.818776][ T7151] device bridge_slave_0 entered promiscuous mode [ 53.828103][ T7170] chnl_net:caif_netlink_parms(): no params data found [ 53.838572][ T7151] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.845721][ T7151] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.854118][ T7151] device bridge_slave_1 entered promiscuous mode [ 53.861726][ T7157] chnl_net:caif_netlink_parms(): no params data found [ 53.871512][ T7164] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.879022][ T7164] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.887755][ T7164] device bridge_slave_1 entered promiscuous mode [ 53.902791][ T7153] chnl_net:caif_netlink_parms(): no params data found [ 53.924728][ T7155] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.932855][ T7155] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.941139][ T7155] device bridge_slave_0 entered promiscuous mode [ 53.952937][ T7155] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.961766][ T7155] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.969843][ T7155] device bridge_slave_1 entered promiscuous mode [ 54.018166][ T7151] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.029862][ T7164] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.064911][ T7151] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.078015][ T7164] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.099985][ T7155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.109399][ T7157] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.116452][ T7157] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.124851][ T7157] device bridge_slave_0 entered promiscuous mode [ 54.160728][ T7155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.178667][ T7157] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.185730][ T7157] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.193959][ T7157] device bridge_slave_1 entered promiscuous mode [ 54.209407][ T7151] team0: Port device team_slave_0 added [ 54.217853][ T7164] team0: Port device team_slave_0 added [ 54.223782][ T7170] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.231396][ T7170] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.239645][ T7170] device bridge_slave_0 entered promiscuous mode [ 54.247010][ T7153] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.254244][ T7153] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.266805][ T7153] device bridge_slave_0 entered promiscuous mode [ 54.289625][ T7155] team0: Port device team_slave_0 added [ 54.296375][ T7151] team0: Port device team_slave_1 added [ 54.311847][ T7164] team0: Port device team_slave_1 added [ 54.318861][ T7170] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.326091][ T7170] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.334217][ T7170] device bridge_slave_1 entered promiscuous mode [ 54.341353][ T7153] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.348830][ T7153] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.356367][ T7153] device bridge_slave_1 entered promiscuous mode [ 54.370134][ T7155] team0: Port device team_slave_1 added [ 54.382504][ T7157] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.429681][ T7151] device hsr_slave_0 entered promiscuous mode [ 54.478366][ T7151] device hsr_slave_1 entered promiscuous mode [ 54.554682][ T7153] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.570920][ T7157] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.591079][ T7170] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.638702][ T7155] device hsr_slave_0 entered promiscuous mode [ 54.687011][ T7155] device hsr_slave_1 entered promiscuous mode [ 54.727065][ T7155] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.735353][ T7155] Cannot create hsr debugfs directory [ 54.743767][ T7153] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.810215][ T7164] device hsr_slave_0 entered promiscuous mode [ 54.876832][ T7164] device hsr_slave_1 entered promiscuous mode [ 54.916647][ T7164] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.924283][ T7164] Cannot create hsr debugfs directory [ 54.932157][ T7170] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.982525][ T7170] team0: Port device team_slave_0 added [ 54.996195][ T7170] team0: Port device team_slave_1 added [ 55.011480][ T7157] team0: Port device team_slave_0 added [ 55.031395][ T7153] team0: Port device team_slave_0 added [ 55.040016][ T7157] team0: Port device team_slave_1 added [ 55.046662][ T7153] team0: Port device team_slave_1 added [ 55.073548][ T7155] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 55.229108][ T7153] device hsr_slave_0 entered promiscuous mode [ 55.246772][ T7153] device hsr_slave_1 entered promiscuous mode [ 55.306453][ T7153] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.314031][ T7153] Cannot create hsr debugfs directory [ 55.368568][ T7170] device hsr_slave_0 entered promiscuous mode [ 55.426756][ T7170] device hsr_slave_1 entered promiscuous mode [ 55.466468][ T7170] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.474102][ T7170] Cannot create hsr debugfs directory [ 55.480613][ T7155] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 55.568458][ T7157] device hsr_slave_0 entered promiscuous mode [ 55.606774][ T7157] device hsr_slave_1 entered promiscuous mode [ 55.646461][ T7157] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.654060][ T7157] Cannot create hsr debugfs directory [ 55.669207][ T7155] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 55.749585][ T7164] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.811918][ T7155] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 55.872017][ T7164] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.938092][ T7164] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.988113][ T7164] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.033028][ T7151] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 56.078039][ T7151] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 56.118671][ T7151] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 56.159298][ T7151] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 56.275155][ T7153] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.298609][ T7153] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.373421][ T7153] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.421963][ T7153] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.459638][ T7155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.479358][ T7170] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 56.531228][ T7170] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 56.592315][ T7170] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 56.648534][ T7170] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 56.720151][ T7164] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.727840][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.738563][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.753660][ T7155] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.785882][ T7164] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.811126][ T7157] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.838575][ T7157] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.888696][ T7157] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.947929][ T2803] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.957725][ T2803] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.989718][ T7151] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.997980][ T7157] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.032268][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.040993][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.049701][ T2794] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.057241][ T2794] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.065752][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.075727][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.084871][ T2794] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.092038][ T2794] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.100194][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.108928][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.117794][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.126492][ T2794] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.133650][ T2794] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.141945][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.151580][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.160717][ T2794] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.168131][ T2794] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.176639][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.217312][ T7151] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.238058][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.249103][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.260747][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.270422][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.280451][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.289378][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.298495][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.307960][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.316696][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.324568][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.361798][ T7164] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.372795][ T7164] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.395693][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.405088][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.414085][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.423783][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.434187][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.443147][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.452265][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.462071][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.471608][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.480517][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.490543][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.500124][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.509765][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.519168][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.528158][ T2794] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.535660][ T2794] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.543787][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.553811][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.563746][ T2794] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.572023][ T2794] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.581597][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.590812][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.600660][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.613888][ T7155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.637423][ T7153] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.650849][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.661759][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.674290][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.684429][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.698505][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.731688][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.740570][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.750684][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.780227][ T7170] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.790616][ T7151] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.804539][ T7151] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.820469][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.829226][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.841863][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.851171][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.861753][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.884344][ T7155] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.902947][ T7153] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.919587][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.928266][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.936618][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.944538][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.954263][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.965002][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.979943][ T7164] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.999377][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.007945][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.016286][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.026682][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.035184][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.042636][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.064416][ T7157] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.073551][ T7170] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.086032][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.095262][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.105291][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.114732][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.122208][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.139626][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.164222][ T7157] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.194640][ T7151] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.212009][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.221160][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2020/04/15 18:33:20 executed programs: 6 [ 58.232503][ T27] audit: type=1800 audit(1586975600.613:11): pid=8110 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15755 res=0 [ 58.242659][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.270543][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.292741][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.305667][ C1] hrtimer: interrupt took 54680 ns [ 58.440545][ T27] audit: type=1800 audit(1586975600.823:12): pid=8118 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=15755 res=0 [ 58.462172][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.503918][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.518197][ T27] audit: type=1800 audit(1586975600.863:13): pid=8119 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15760 res=0 [ 58.536230][ T2766] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.544751][ T2766] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.590725][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.612086][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.622907][ T2766] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.630073][ T2766] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.647228][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.664414][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.688671][ T2766] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.695860][ T2766] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.737923][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.752232][ T2766] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.773607][ T2766] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.780869][ T2766] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.793461][ T27] audit: type=1800 audit(1586975601.173:14): pid=8130 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=15756 res=0 [ 58.847177][ T27] audit: type=1800 audit(1586975601.203:15): pid=8131 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15760 res=0 [ 58.882889][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.912813][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.937997][ T27] audit: type=1800 audit(1586975601.323:16): pid=8140 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15760 res=0 [ 58.985076][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.038199][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.050823][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready 2020/04/15 18:34:10 executed programs: 12 [ 108.106424][ T27] audit: type=1800 audit(1586975650.486:17): pid=8153 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15760 res=0 [ 108.118544][ T8153] syz-executor.2 (8153) used greatest stack depth: 21328 bytes left [ 108.143971][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 108.153156][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 108.161805][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 108.170592][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 108.179854][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 108.206746][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 108.223431][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 108.232016][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 108.275559][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 108.284658][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 108.294167][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 108.303839][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 108.312457][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 108.321227][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 108.330142][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 108.345350][ T27] audit: type=1800 audit(1586975650.726:18): pid=8152 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=15759 res=0 [ 108.361157][ T7153] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 108.393685][ T7153] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 108.440138][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 108.453614][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 108.489105][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 108.506951][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 108.539415][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 108.567263][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 108.591141][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 108.619367][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 108.662501][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 108.714290][ T27] audit: type=1800 audit(1586975651.094:19): pid=8156 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=15763 res=0 [ 108.772018][ T7170] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 108.799892][ T7170] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 108.838912][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 108.846786][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 108.880313][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 108.905827][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 108.932711][ T2666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 108.966322][ T7157] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 108.996164][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 109.008382][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 109.030487][ T7170] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.072548][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 109.080084][ T2794] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 109.109559][ T7153] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.129076][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 109.138010][ T2813] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 109.178024][ T7157] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.448875][ T27] audit: type=1800 audit(1586975651.810:20): pid=8170 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.3" name="bus" dev="sda1" ino=15774 res=0 [ 109.494992][ T27] audit: type=1800 audit(1586975651.859:21): pid=8175 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.0" name="bus" dev="sda1" ino=15776 res=0 [ 109.549384][ T27] audit: type=1800 audit(1586975651.908:22): pid=8180 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=15773 res=0 2020/04/15 18:34:31 executed programs: 18 [ 129.525708][ T27] audit: type=1800 audit(1586975671.741:23): pid=8189 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=15783 res=0 [ 129.567135][ T27] audit: type=1800 audit(1586975671.781:24): pid=8186 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=15781 res=0 [ 129.715866][ T27] audit: type=1800 audit(1586975671.940:25): pid=8197 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.0" name="bus" dev="sda1" ino=15779 res=0 [ 129.870351][ T27] audit: type=1800 audit(1586975671.980:26): pid=8198 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.3" name="bus" dev="sda1" ino=15777 res=0 [ 130.017207][ T27] audit: type=1800 audit(1586975672.240:27): pid=8204 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.3" name="bus" dev="sda1" ino=15767 res=0 2020/04/15 18:34:39 executed programs: 25 [ 137.218055][ T27] audit: type=1800 audit(1586975679.431:28): pid=8209 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.0" name="bus" dev="sda1" ino=15779 res=0 [ 137.378255][ T27] audit: type=1800 audit(1586975679.461:29): pid=8210 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.3" name="bus" dev="sda1" ino=15787 res=0 [ 138.629786][ T27] audit: type=1800 audit(1586975680.839:30): pid=8220 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=15783 res=0 [ 139.166960][ T27] audit: type=1800 audit(1586975681.379:31): pid=8227 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=15789 res=0 [ 139.567304][ T27] audit: type=1800 audit(1586975681.779:32): pid=8235 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15781 res=0 [ 139.849850][ T27] audit: type=1800 audit(1586975682.058:33): pid=8240 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15781 res=0 2020/04/15 18:34:45 executed programs: 31 [ 143.209628][ T27] audit: type=1800 audit(1586975685.468:34): pid=8248 uid=0 auid=0 ses=8 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=15767 res=0 [ 248.100379][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 248.107805][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P8257 P208 [ 248.115878][ C0] (detected by 0, t=10503 jiffies, g=9153, q=165) [ 248.122371][ C0] syz-executor.1 R running task 27784 8257 7164 0x00000000 [ 248.130260][ C0] Call Trace: [ 248.133687][ C0] __schedule+0x8ae/0x19c0 [ 248.138118][ C0] ? __sched_text_start+0x8/0x8 [ 248.143074][ C0] ? dput.part.30+0x33d/0xaa0 [ 248.147739][ C0] ? preempt_schedule+0x4d/0x60 [ 248.152582][ C0] preempt_schedule_common+0x1f/0xe0 [ 248.157854][ C0] ? dput.part.30+0x2e/0xaa0 [ 248.162431][ C0] preempt_schedule+0x4d/0x60 [ 248.167179][ C0] preempt_schedule_thunk+0x16/0x18 [ 248.172413][ C0] _raw_spin_unlock+0x3a/0x40 [ 248.177079][ C0] dput.part.30+0x33d/0xaa0 [ 248.181575][ C0] dput+0x9/0x10 [ 248.185106][ C0] terminate_walk+0x354/0x490 [ 248.189774][ C0] path_openat+0x1077/0x2560 [ 248.194379][ C0] ? path_lookupat.isra.39+0x440/0x440 [ 248.199913][ C0] ? mark_held_locks+0x130/0x130 [ 248.204870][ C0] ? find_held_lock+0x36/0x1d0 [ 248.209653][ C0] do_filp_open+0x171/0x240 [ 248.214177][ C0] ? lock_downgrade+0x960/0x960 [ 248.219030][ C0] ? may_open_dev+0xc0/0xc0 [ 248.223625][ C0] ? simple_attr_release+0x50/0x50 [ 248.228747][ C0] ? _raw_spin_unlock+0x27/0x40 [ 248.233595][ C0] ? __alloc_fd+0x189/0x520 [ 248.238234][ C0] ? strncpy_from_user+0x82/0x350 [ 248.243453][ C0] do_sys_openat2+0x309/0x590 [ 248.248130][ C0] ? file_open_root+0x220/0x220 [ 248.253161][ C0] ? do_symlinkat+0x11e/0x1e0 [ 248.257836][ C0] do_sys_open+0x90/0xe0 [ 248.262079][ C0] ? filp_open+0x50/0x50 [ 248.266318][ C0] ? lockdep_hardirqs_on+0x481/0x620 [ 248.271610][ C0] ? do_syscall_64+0x21/0x630 [ 248.276464][ C0] __x64_sys_open+0x79/0xb0 [ 248.280967][ C0] do_syscall_64+0xca/0x630 [ 248.285472][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 248.291408][ C0] RIP: 0033:0x414760 [ 248.295317][ C0] Code: 05 48 3d 01 f0 ff ff 0f 83 2d 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 0d 3d 66 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff [ 248.315133][ C0] RSP: 002b:00007ffcf6481ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 248.323568][ C0] RAX: ffffffffffffffda RBX: 00007ffcf6481ef4 RCX: 0000000000414760 [ 248.331539][ C0] RDX: 00007ffcf6481efa RSI: 0000000000080001 RDI: 00000000004c048c [ 248.339517][ C0] RBP: 00007ffcf6481ef0 R08: 0000000000000000 R09: 0000000000000004 [ 248.347485][ C0] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004c048c [ 248.355449][ C0] R13: 00007ffcf6482410 R14: 0000000000000000 R15: 00007ffcf6482420 [ 248.363601][ C0] kworker/u4:4 R running task 25968 208 2 0x80004000 [ 248.371631][ C0] Workqueue: bat_events batadv_nc_worker [ 248.377259][ C0] Call Trace: [ 248.380566][ C0] __schedule+0x8ae/0x19c0 [ 248.384983][ C0] ? __sched_text_start+0x8/0x8 [ 248.389833][ C0] ? retint_kernel+0x1b/0x2b [ 248.394415][ C0] ? lockdep_hardirqs_on+0x481/0x620 [ 248.399690][ C0] ? preempt_schedule_irq+0x5e/0x120 [ 248.405039][ C0] ? trace_hardirqs_on+0x28/0x1a0 [ 248.410061][ C0] preempt_schedule_irq+0x8b/0x120 [ 248.415167][ C0] retint_kernel+0x1b/0x2b [ 248.419583][ C0] RIP: 0010:lock_acquire+0x10c/0x9e0 [ 248.424854][ C0] Code: 00 0f 85 df 07 00 00 48 83 3d 57 93 a0 07 00 0f 84 0f 06 00 00 9c 58 0f 1f 44 00 00 48 c7 c7 28 6e f4 88 48 89 85 48 ff ff ff <48> b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f [ 248.444458][ C0] RSP: 0018:ffffc90001917c28 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff02 [ 248.452863][ C0] RAX: 0000000000000282 RBX: 1ffff92000322f89 RCX: ffffc90001917cc8 [ 248.460830][ C0] RDX: 1ffffffff11e8dc3 RSI: 0000000000000000 RDI: ffffffff88f46e28 [ 248.468790][ C0] RBP: ffffc90001917cf0 R08: 0000000000000000 R09: 0000000000000000 [ 248.476752][ C0] R10: ffffffff89db04c7 R11: fffffbfff13b6098 R12: ffffffff88fb7c40 [ 248.484712][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 248.492699][ C0] ? batadv_nc_worker+0x174/0x620 [ 248.497732][ C0] ? lock_release+0x960/0x960 [ 248.502476][ C0] ? __kasan_check_read+0x11/0x20 [ 248.507520][ C0] batadv_nc_worker+0xec/0x620 [ 248.512272][ C0] ? batadv_nc_worker+0xbc/0x620 [ 248.517421][ C0] process_one_work+0x893/0x1690 [ 248.522370][ C0] ? lock_acquire+0x209/0x9e0 [ 248.527049][ C0] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 248.532420][ C0] worker_thread+0x85/0xb60 [ 248.536961][ C0] ? __kthread_parkme+0x37/0x1c0 [ 248.541906][ C0] kthread+0x354/0x420 [ 248.545969][ C0] ? process_one_work+0x1690/0x1690 [ 248.551152][ C0] ? kthread_mod_delayed_work+0x190/0x190 [ 248.556861][ C0] ret_from_fork+0x24/0x30 [ 248.561282][ C0] rcu: rcu_preempt kthread starved for 10546 jiffies! g9153 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 248.572367][ C0] rcu: RCU grace-period kthread stack dump: [ 248.578255][ C0] rcu_preempt R running task 29040 10 2 0x80004000 [ 248.586140][ C0] Call Trace: [ 248.589425][ C0] __schedule+0x8ae/0x19c0 [ 248.593852][ C0] ? __sched_text_start+0x8/0x8 [ 248.598701][ C0] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 248.604504][ C0] ? lockdep_hardirqs_on+0x481/0x620 [ 248.609780][ C0] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 248.615592][ C0] schedule+0xc3/0x2b0 [ 248.619661][ C0] schedule_timeout+0x2bd/0x710 [ 248.624500][ C0] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 248.630308][ C0] ? usleep_range+0x130/0x130 [ 248.634986][ C0] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 248.640846][ C0] ? prepare_to_swait_event+0x130/0x390 [ 248.646427][ C0] ? __next_timer_interrupt+0x100/0x100 [ 248.652010][ C0] rcu_gp_kthread+0x9da/0x1a40 [ 248.656804][ C0] ? do_raw_spin_lock+0x132/0x2e0 [ 248.661823][ C0] ? rcu_barrier+0x4c0/0x4c0 [ 248.666403][ C0] ? __kthread_parkme+0x37/0x1c0 [ 248.671330][ C0] ? __kthread_parkme+0xb8/0x1c0 [ 248.676253][ C0] ? schedule+0xe3/0x2b0 [ 248.680490][ C0] kthread+0x354/0x420 [ 248.684546][ C0] ? rcu_barrier+0x4c0/0x4c0 [ 248.689195][ C0] ? kthread_mod_delayed_work+0x190/0x190 [ 248.694938][ C0] ret_from_fork+0x24/0x30