[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 36.974037][ T7126] IPVS: ftp: loaded support on port[0] = 21 [ 37.283540][ T206] tipc: TX() has been purged, node left! [ 37.657295][ T7114] can: request_module (can-proto-0) failed. [ 40.171852][ T7114] can: request_module (can-proto-0) failed. [ 40.181957][ T7114] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.15.213' (ECDSA) to the list of known hosts. 2020/04/13 18:22:17 parsed 1 programs 2020/04/13 18:22:18 executed programs: 0 [ 48.381247][ T7255] IPVS: ftp: loaded support on port[0] = 21 [ 48.428628][ T7257] IPVS: ftp: loaded support on port[0] = 21 [ 48.477202][ T7274] IPVS: ftp: loaded support on port[0] = 21 [ 48.477569][ T7267] IPVS: ftp: loaded support on port[0] = 21 [ 48.526533][ T7269] IPVS: ftp: loaded support on port[0] = 21 [ 48.561643][ T7273] IPVS: ftp: loaded support on port[0] = 21 [ 48.738820][ T7257] chnl_net:caif_netlink_parms(): no params data found [ 48.835569][ T7255] chnl_net:caif_netlink_parms(): no params data found [ 48.903433][ T7267] chnl_net:caif_netlink_parms(): no params data found [ 48.954033][ T7257] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.961637][ T7257] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.969331][ T7257] device bridge_slave_0 entered promiscuous mode [ 49.028614][ T7274] chnl_net:caif_netlink_parms(): no params data found [ 49.038359][ T7257] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.046914][ T7257] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.055153][ T7257] device bridge_slave_1 entered promiscuous mode [ 49.152925][ T7269] chnl_net:caif_netlink_parms(): no params data found [ 49.179447][ T7257] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.196630][ T7257] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.247378][ T7255] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.255968][ T7255] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.264614][ T7255] device bridge_slave_0 entered promiscuous mode [ 49.284777][ T7255] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.292005][ T7255] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.299769][ T7255] device bridge_slave_1 entered promiscuous mode [ 49.315915][ T7267] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.323162][ T7267] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.330706][ T7267] device bridge_slave_0 entered promiscuous mode [ 49.339699][ T7267] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.348167][ T7267] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.356159][ T7267] device bridge_slave_1 entered promiscuous mode [ 49.390180][ T7273] chnl_net:caif_netlink_parms(): no params data found [ 49.417729][ T7257] team0: Port device team_slave_0 added [ 49.431302][ T7267] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.458314][ T7255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.470133][ T7255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.485899][ T7267] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.504118][ T7257] team0: Port device team_slave_1 added [ 49.522805][ T7267] team0: Port device team_slave_0 added [ 49.575674][ T7267] team0: Port device team_slave_1 added [ 49.583180][ T7255] team0: Port device team_slave_0 added [ 49.616635][ T7274] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.624143][ T7274] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.632287][ T7274] device bridge_slave_0 entered promiscuous mode [ 49.640598][ T7255] team0: Port device team_slave_1 added [ 49.657027][ T7257] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.664175][ T7257] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 49.693567][ T7257] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.710914][ T7274] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.718081][ T7274] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.728576][ T7274] device bridge_slave_1 entered promiscuous mode [ 49.747089][ T7267] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.754112][ T7267] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 49.780235][ T7267] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.791931][ T7257] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.798863][ T7257] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 49.825151][ T7257] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.875945][ T7267] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.883213][ T7267] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 49.909466][ T7267] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.931869][ T7269] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.938950][ T7269] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.952138][ T7269] device bridge_slave_0 entered promiscuous mode [ 49.959565][ T7255] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.966672][ T7255] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 49.992703][ T7255] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 50.005425][ T7274] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.032745][ T7269] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.039825][ T7269] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.048904][ T7269] device bridge_slave_1 entered promiscuous mode [ 50.056770][ T7255] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 50.064639][ T7255] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 50.090778][ T7255] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 50.102925][ T7274] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.164245][ T7267] device hsr_slave_0 entered promiscuous mode [ 50.201234][ T7267] device hsr_slave_1 entered promiscuous mode [ 50.272885][ T7257] device hsr_slave_0 entered promiscuous mode [ 50.320962][ T7257] device hsr_slave_1 entered promiscuous mode [ 50.360775][ T7257] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 50.368533][ T7257] Cannot create hsr debugfs directory [ 50.387328][ T7273] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.397083][ T7273] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.405225][ T7273] device bridge_slave_0 entered promiscuous mode [ 50.414509][ T7273] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.421761][ T7273] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.429376][ T7273] device bridge_slave_1 entered promiscuous mode [ 50.457233][ T7274] team0: Port device team_slave_0 added [ 50.478361][ T7269] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.490540][ T7269] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.514856][ T7274] team0: Port device team_slave_1 added [ 50.533821][ T7273] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.546900][ T7273] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.614013][ T7255] device hsr_slave_0 entered promiscuous mode [ 50.681793][ T7255] device hsr_slave_1 entered promiscuous mode [ 50.741426][ T7255] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 50.749045][ T7255] Cannot create hsr debugfs directory [ 50.802244][ T7269] team0: Port device team_slave_0 added [ 50.812657][ T7274] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 50.819614][ T7274] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 50.846354][ T7274] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 50.869489][ T7273] team0: Port device team_slave_0 added [ 50.878022][ T7269] team0: Port device team_slave_1 added [ 50.888349][ T7274] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 50.896627][ T7274] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 50.922611][ T7274] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 50.947955][ T7273] team0: Port device team_slave_1 added [ 51.033940][ T7274] device hsr_slave_0 entered promiscuous mode [ 51.080933][ T7274] device hsr_slave_1 entered promiscuous mode [ 51.130680][ T7274] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 51.138251][ T7274] Cannot create hsr debugfs directory [ 51.157731][ T7273] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.164792][ T7273] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.191488][ T7273] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.203715][ T7269] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.211055][ T7269] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.237168][ T7269] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.273378][ T7273] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.280335][ T7273] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.307233][ T7273] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.319675][ T7269] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.327330][ T7269] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.353327][ T7269] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.524386][ T7269] device hsr_slave_0 entered promiscuous mode [ 51.571017][ T7269] device hsr_slave_1 entered promiscuous mode [ 51.610737][ T7269] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 51.618362][ T7269] Cannot create hsr debugfs directory [ 51.673776][ T7273] device hsr_slave_0 entered promiscuous mode [ 51.691136][ T7273] device hsr_slave_1 entered promiscuous mode [ 51.730694][ T7273] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 51.738261][ T7273] Cannot create hsr debugfs directory [ 51.795504][ T7267] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 51.862236][ T7267] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 51.907043][ T7267] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 51.947804][ T7267] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 52.078003][ T7257] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 52.113256][ T7257] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 52.187218][ T7257] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 52.239530][ T7257] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 52.312561][ T7255] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 52.378315][ T7255] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 52.423055][ T7255] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 52.474792][ T7255] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 52.569081][ T7274] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 52.602879][ T7274] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 52.654932][ T7274] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 52.716958][ T7274] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 52.826888][ T7267] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.834378][ T7269] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 52.896218][ T7269] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 52.969763][ T7267] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.984994][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.993828][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.010838][ T7269] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 53.037280][ T7269] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 53.095474][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.106899][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.117141][ T2854] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.124375][ T2854] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.142176][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.150079][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.160981][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.169233][ T2854] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.176309][ T2854] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.196561][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.209180][ T7273] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.294181][ T7273] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.342857][ T7273] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.393400][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.402616][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.411606][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.421789][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.433166][ T7257] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.452578][ T7273] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.500545][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.509828][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.519159][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.528575][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.539155][ T7255] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.551601][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.559899][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.584963][ T7267] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.599014][ T7257] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.610034][ T7274] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.630902][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.638642][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.647413][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.656427][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.665241][ T2688] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.672441][ T2688] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.685618][ T7255] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.703076][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.712825][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.722906][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.732528][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.742201][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.751405][ T2688] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.758456][ T2688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.790029][ T7274] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.799137][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.808922][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.818466][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.827105][ T3150] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.834260][ T3150] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.843009][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.852248][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.859831][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.868708][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.887594][ T7269] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.909151][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.918365][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.928058][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.937474][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.965887][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.973952][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.985127][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.993961][ T2854] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.001076][ T2854] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.008683][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.017449][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.026035][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.034661][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.043238][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.051990][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.060391][ T2854] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.067430][ T2854] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.075759][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.084320][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.092606][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.110781][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.118626][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.128247][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.137251][ T2854] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.144343][ T2854] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.153244][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.160891][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.168367][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.183161][ T7269] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.196334][ T7267] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.206810][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.249666][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.258633][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.267776][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.276551][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.285574][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.294075][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.301812][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.309188][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.318174][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.326864][ T3150] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.334058][ T3150] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.362754][ T7273] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.376073][ T7257] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.383491][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.391577][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.399393][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.408698][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.417350][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.426543][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.435091][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.443538][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.451982][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.461069][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.469431][ T3150] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.476601][ T3150] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.501140][ T7274] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.513314][ T7274] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.533750][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.543602][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.555339][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.565043][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.574236][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.582817][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.591412][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.599781][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.608742][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.617166][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.625452][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.640332][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.648932][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.657655][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.666638][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.676117][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.687119][ T7255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.713292][ T7273] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.737499][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.745987][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.754755][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.763567][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.772195][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.781249][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.795354][ T7274] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.810425][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.819381][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.828717][ T2688] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.835850][ T2688] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.843869][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.852626][ T2688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.861144][ T2688] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.868186][ T2688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.883211][ T7269] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.920422][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.928897][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.937995][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.947283][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.956611][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.965308][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.974117][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.982741][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.991058][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.999271][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.009032][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.017117][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.025028][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.033166][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.056321][ T7267] device veth0_vlan entered promiscuous mode [ 55.064384][ T7257] device veth0_vlan entered promiscuous mode [ 55.090100][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.098566][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.107806][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.115802][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.124653][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.133116][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.142207][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.150991][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.159272][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.171562][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.180236][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.187955][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.203359][ T7273] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.221611][ T7255] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.228637][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.237237][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.251214][ T7267] device veth1_vlan entered promiscuous mode [ 55.264746][ T7269] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.274399][ T7257] device veth1_vlan entered promiscuous mode [ 55.309183][ T7267] device veth0_macvtap entered promiscuous mode [ 55.331764][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.341998][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.351159][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.359603][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.368724][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.380781][ T7267] device veth1_macvtap entered promiscuous mode [ 55.415413][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.424025][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.440261][ T3150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.460163][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.467580][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.486354][ T7274] device veth0_vlan entered promiscuous mode [ 55.503600][ T7267] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.516400][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.525817][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.536731][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.545898][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.555426][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.564196][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.579660][ T7274] device veth1_vlan entered promiscuous mode [ 55.591840][ T7273] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.603452][ T7267] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.614642][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.622934][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.631532][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.639411][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.648918][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.657571][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.666594][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.675738][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.684721][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.695108][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.703392][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.712917][ T7255] device veth0_vlan entered promiscuous mode [ 55.724049][ T7257] device veth0_macvtap entered promiscuous mode [ 55.735608][ T7257] device veth1_macvtap entered promiscuous mode [ 55.769750][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 55.781648][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.793563][ T7257] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.816259][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 55.824674][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.833572][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.842237][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.851962][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.863552][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 55.875308][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.886576][ T7257] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.899229][ T7269] device veth0_vlan entered promiscuous mode [ 55.956644][ T7255] device veth1_vlan entered promiscuous mode [ 55.963630][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.971959][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.980590][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.989025][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.998040][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.006416][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 56.015314][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.026090][ T7274] device veth0_macvtap entered promiscuous mode [ 56.044143][ T7269] device veth1_vlan entered promiscuous mode [ 56.133832][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 56.146509][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 56.157801][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 56.171365][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 56.179449][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.183647][ T8521] FAULT_INJECTION: forcing a failure. [ 56.183647][ T8521] name failslab, interval 1, probability 0, space 0, times 1 [ 56.192600][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.204665][ T8521] CPU: 1 PID: 8521 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 56.216401][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.216779][ T8521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.234864][ T8521] Call Trace: [ 56.235795][ T7274] device veth1_macvtap entered promiscuous mode [ 56.238144][ T8521] dump_stack+0x128/0x182 [ 56.238159][ T8521] should_fail.cold.4+0x5/0x13 [ 56.253581][ T8521] ? fault_create_debugfs_attr+0x140/0x140 [ 56.257549][ T7274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.259384][ T8521] should_failslab+0x5/0xf [ 56.269818][ T7274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.274174][ T8521] kmem_cache_alloc_node_trace+0x280/0x790 [ 56.284317][ T7274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.289736][ T8521] ? __kmalloc+0x62f/0x7b0 [ 56.300477][ T7274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.304521][ T8521] ? __list_lru_init+0xbe/0x630 [ 56.316209][ T7274] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.319144][ T8521] __kmalloc_node+0x35/0x60 [ 56.329439][ T7274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.330852][ T8521] __list_lru_init+0x40d/0x630 [ 56.330867][ T8521] alloc_super+0x70b/0x890 [ 56.330874][ T8521] ? alloc_empty_file.cold.6+0x37/0x37 [ 56.330880][ T8521] sget_fc+0x10c/0x6d0 [ 56.330885][ T8521] ? compare_single+0x10/0x10 [ 56.330894][ T8521] ? proc_reconfigure+0x2c0/0x2c0 [ 56.330900][ T8521] vfs_get_super+0x5c/0x290 [ 56.341661][ T7274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.346055][ T8521] vfs_get_tree+0x7e/0x2c0 [ 56.350635][ T7274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.355972][ T8521] ? ns_capable_common+0x57/0xc0 [ 56.360298][ T7274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.364775][ T8521] do_mount+0x10c3/0x1710 [ 56.371602][ T7274] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.374256][ T8521] ? copy_mount_string+0x20/0x20 [ 56.374264][ T8521] ? __might_fault+0xbf/0x1a0 [ 56.374284][ T8521] ? _copy_from_user+0xcd/0x110 [ 56.441404][ T8521] ? memdup_user+0x4f/0x80 [ 56.448411][ T8521] __x64_sys_mount+0x15d/0x1b0 [ 56.453178][ T8521] do_syscall_64+0xc6/0x5e0 [ 56.457657][ T8521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.463529][ T8521] RIP: 0033:0x45c889 2020/04/13 18:22:26 executed programs: 6 [ 56.467404][ T8521] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.487047][ T8521] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.495444][ T8521] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 56.503395][ T8521] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 56.511344][ T8521] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.519347][ T8521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 56.527303][ T8521] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 56.559210][ T8525] FAULT_INJECTION: forcing a failure. [ 56.559210][ T8525] name failslab, interval 1, probability 0, space 0, times 0 [ 56.572661][ T8525] CPU: 1 PID: 8525 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 56.581253][ T8525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.591299][ T8525] Call Trace: [ 56.594585][ T8525] dump_stack+0x128/0x182 [ 56.598916][ T8525] should_fail.cold.4+0x5/0x13 [ 56.603672][ T8525] ? fault_create_debugfs_attr+0x140/0x140 [ 56.609468][ T8525] should_failslab+0x5/0xf [ 56.613889][ T8525] kmem_cache_alloc+0x29f/0x740 [ 56.618720][ T8525] ? down_write+0xdb/0x150 [ 56.623122][ T8525] ? down_write_killable_nested+0x170/0x170 [ 56.629001][ T8525] proc_alloc_inode+0x15/0x230 [ 56.633738][ T8525] ? up_write+0x148/0x460 [ 56.638034][ T8525] alloc_inode+0x57/0x190 [ 56.642336][ T8525] new_inode_pseudo+0x7/0xc0 [ 56.646920][ T8525] proc_get_inode+0x11/0x6c0 [ 56.651485][ T8525] proc_fill_super+0x317/0x590 [ 56.656220][ T8525] ? proc_reconfigure+0x2c0/0x2c0 [ 56.661256][ T8525] vfs_get_super+0xe8/0x290 [ 56.665731][ T8525] vfs_get_tree+0x7e/0x2c0 [ 56.670118][ T8525] ? ns_capable_common+0x57/0xc0 [ 56.675024][ T8525] do_mount+0x10c3/0x1710 [ 56.679321][ T8525] ? copy_mount_string+0x20/0x20 [ 56.684248][ T8525] ? __might_fault+0xbf/0x1a0 [ 56.688917][ T8525] ? _copy_from_user+0xcd/0x110 [ 56.693769][ T8525] ? memdup_user+0x4f/0x80 [ 56.698190][ T8525] __x64_sys_mount+0x15d/0x1b0 [ 56.702939][ T8525] do_syscall_64+0xc6/0x5e0 [ 56.707446][ T8525] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.713328][ T8525] RIP: 0033:0x45c889 [ 56.717190][ T8525] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.736789][ T8525] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.745177][ T8525] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 56.753120][ T8525] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 56.761062][ T8525] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.769013][ T8525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 56.776955][ T8525] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 56.793208][ T8525] proc_fill_super: get root inode failed [ 56.813774][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 56.831904][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 56.840984][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 56.850066][ T8529] FAULT_INJECTION: forcing a failure. [ 56.850066][ T8529] name failslab, interval 1, probability 0, space 0, times 0 [ 56.863428][ T8529] CPU: 1 PID: 8529 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 56.870496][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.872007][ T8529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.884509][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 56.890085][ T8529] Call Trace: [ 56.890100][ T8529] dump_stack+0x128/0x182 [ 56.890114][ T8529] should_fail.cold.4+0x5/0x13 [ 56.890122][ T8529] ? fault_create_debugfs_attr+0x140/0x140 [ 56.890140][ T8529] should_failslab+0x5/0xf [ 56.890149][ T8529] kmem_cache_alloc_node_trace+0x280/0x790 [ 56.898757][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.901371][ T8529] ? __kmalloc+0x62f/0x7b0 [ 56.901386][ T8529] __kmalloc_node+0x35/0x60 [ 56.901396][ T8529] __list_lru_init+0x40d/0x630 [ 56.901410][ T8529] alloc_super+0x725/0x890 [ 56.952673][ T8529] ? alloc_empty_file.cold.6+0x37/0x37 [ 56.958257][ T8529] sget_fc+0x10c/0x6d0 [ 56.962297][ T8529] ? compare_single+0x10/0x10 [ 56.966945][ T8529] ? proc_reconfigure+0x2c0/0x2c0 [ 56.971936][ T8529] vfs_get_super+0x5c/0x290 [ 56.976409][ T8529] vfs_get_tree+0x7e/0x2c0 [ 56.980793][ T8529] ? ns_capable_common+0x57/0xc0 [ 56.985699][ T8529] do_mount+0x10c3/0x1710 [ 56.990006][ T8529] ? copy_mount_string+0x20/0x20 [ 56.994908][ T8529] ? __might_fault+0xbf/0x1a0 [ 56.999561][ T8529] ? _copy_from_user+0xcd/0x110 [ 57.004381][ T8529] ? memdup_user+0x4f/0x80 [ 57.008767][ T8529] __x64_sys_mount+0x15d/0x1b0 [ 57.013500][ T8529] do_syscall_64+0xc6/0x5e0 [ 57.017977][ T8529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.023922][ T8529] RIP: 0033:0x45c889 [ 57.027796][ T8529] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.047380][ T8529] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.055758][ T8529] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 57.063699][ T8529] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 57.071769][ T8529] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.079724][ T8529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.087665][ T8529] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 57.135414][ T8533] FAULT_INJECTION: forcing a failure. [ 57.135414][ T8533] name failslab, interval 1, probability 0, space 0, times 0 [ 57.148959][ T8533] CPU: 1 PID: 8533 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 57.157574][ T8533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.167714][ T8533] Call Trace: [ 57.170985][ T8533] dump_stack+0x128/0x182 [ 57.175291][ T8533] should_fail.cold.4+0x5/0x13 [ 57.180029][ T8533] ? fault_create_debugfs_attr+0x140/0x140 [ 57.185812][ T8533] should_failslab+0x5/0xf [ 57.190240][ T8533] kmem_cache_alloc_node_trace+0x280/0x790 [ 57.196081][ T8533] ? __kmalloc+0x62f/0x7b0 [ 57.200526][ T8533] __kmalloc_node+0x35/0x60 [ 57.205005][ T8533] __list_lru_init+0x40d/0x630 [ 57.209749][ T8533] alloc_super+0x725/0x890 [ 57.214138][ T8533] ? alloc_empty_file.cold.6+0x37/0x37 [ 57.219565][ T8533] sget_fc+0x10c/0x6d0 [ 57.223604][ T8533] ? compare_single+0x10/0x10 [ 57.228522][ T8533] ? proc_reconfigure+0x2c0/0x2c0 [ 57.233528][ T8533] vfs_get_super+0x5c/0x290 [ 57.238001][ T8533] vfs_get_tree+0x7e/0x2c0 [ 57.242385][ T8533] ? ns_capable_common+0x57/0xc0 [ 57.247290][ T8533] do_mount+0x10c3/0x1710 [ 57.251592][ T8533] ? copy_mount_string+0x20/0x20 [ 57.256496][ T8533] ? __might_fault+0xbf/0x1a0 [ 57.261150][ T8533] ? _copy_from_user+0xcd/0x110 [ 57.265967][ T8533] ? memdup_user+0x4f/0x80 [ 57.270353][ T8533] __x64_sys_mount+0x15d/0x1b0 [ 57.275091][ T8533] do_syscall_64+0xc6/0x5e0 [ 57.279568][ T8533] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.285438][ T8533] RIP: 0033:0x45c889 [ 57.289345][ T8533] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.308932][ T8533] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.317317][ T8533] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 57.325287][ T8533] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 57.333230][ T8533] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.341292][ T8533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.349239][ T8533] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 57.390229][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.415085][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.419493][ T8538] FAULT_INJECTION: forcing a failure. [ 57.419493][ T8538] name failslab, interval 1, probability 0, space 0, times 0 [ 57.432459][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.443860][ T8538] CPU: 1 PID: 8538 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 57.445909][ T8539] FAULT_INJECTION: forcing a failure. [ 57.445909][ T8539] name failslab, interval 1, probability 0, space 0, times 0 [ 57.452448][ T8538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.452452][ T8538] Call Trace: [ 57.452470][ T8538] dump_stack+0x128/0x182 [ 57.452484][ T8538] should_fail.cold.4+0x5/0x13 [ 57.452492][ T8538] ? fault_create_debugfs_attr+0x140/0x140 [ 57.452510][ T8538] should_failslab+0x5/0xf [ 57.452516][ T8538] kmem_cache_alloc_node_trace+0x280/0x790 [ 57.452525][ T8538] ? __kmalloc+0x62f/0x7b0 [ 57.452532][ T8538] ? __list_lru_init+0xbe/0x630 [ 57.452546][ T8538] __kmalloc_node+0x35/0x60 [ 57.452554][ T8538] __list_lru_init+0x40d/0x630 [ 57.452569][ T8538] alloc_super+0x70b/0x890 [ 57.452576][ T8538] ? alloc_empty_file.cold.6+0x37/0x37 [ 57.452583][ T8538] sget_fc+0x10c/0x6d0 [ 57.452588][ T8538] ? compare_single+0x10/0x10 [ 57.452599][ T8538] ? proc_reconfigure+0x2c0/0x2c0 [ 57.452605][ T8538] vfs_get_super+0x5c/0x290 [ 57.452617][ T8538] vfs_get_tree+0x7e/0x2c0 [ 57.452623][ T8538] ? ns_capable_common+0x57/0xc0 [ 57.452632][ T8538] do_mount+0x10c3/0x1710 [ 57.479132][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.482975][ T8538] ? copy_mount_string+0x20/0x20 [ 57.482982][ T8538] ? __might_fault+0xbf/0x1a0 [ 57.483003][ T8538] ? _copy_from_user+0xcd/0x110 [ 57.483011][ T8538] ? memdup_user+0x4f/0x80 [ 57.483023][ T8538] __x64_sys_mount+0x15d/0x1b0 [ 57.483035][ T8538] do_syscall_64+0xc6/0x5e0 [ 57.483047][ T8538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.604779][ T8538] RIP: 0033:0x45c889 [ 57.608651][ T8538] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.628253][ T8538] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.636645][ T8538] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 57.644594][ T8538] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 57.652797][ T8538] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.660753][ T8538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.668698][ T8538] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 57.676666][ T8539] CPU: 0 PID: 8539 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 57.685249][ T8539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.695300][ T8539] Call Trace: [ 57.698586][ T8539] dump_stack+0x128/0x182 [ 57.702918][ T8539] should_fail.cold.4+0x5/0x13 [ 57.706685][ T7273] device veth0_vlan entered promiscuous mode [ 57.707678][ T8539] ? fault_create_debugfs_attr+0x140/0x140 [ 57.707715][ T8539] should_failslab+0x5/0xf [ 57.707722][ T8539] kmem_cache_alloc+0x29f/0x740 [ 57.707730][ T8539] ? down_write+0xdb/0x150 [ 57.707737][ T8539] ? down_write_killable_nested+0x170/0x170 [ 57.707752][ T8539] proc_alloc_inode+0x15/0x230 [ 57.743857][ T8539] ? up_write+0x148/0x460 [ 57.743979][ T7269] device veth0_macvtap entered promiscuous mode [ 57.748165][ T8539] alloc_inode+0x57/0x190 [ 57.748175][ T8539] new_inode_pseudo+0x7/0xc0 [ 57.748183][ T8539] proc_get_inode+0x11/0x6c0 [ 57.748192][ T8539] proc_fill_super+0x317/0x590 [ 57.748199][ T8539] ? proc_reconfigure+0x2c0/0x2c0 [ 57.748208][ T8539] vfs_get_super+0xe8/0x290 [ 57.759206][ T7269] device veth1_macvtap entered promiscuous mode [ 57.763397][ T8539] vfs_get_tree+0x7e/0x2c0 [ 57.763405][ T8539] ? ns_capable_common+0x57/0xc0 [ 57.763415][ T8539] do_mount+0x10c3/0x1710 [ 57.763425][ T8539] ? copy_mount_string+0x20/0x20 [ 57.763432][ T8539] ? __might_fault+0xbf/0x1a0 [ 57.763453][ T8539] ? _copy_from_user+0xcd/0x110 [ 57.763460][ T8539] ? memdup_user+0x4f/0x80 [ 57.763473][ T8539] __x64_sys_mount+0x15d/0x1b0 [ 57.794706][ T7269] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 57.798308][ T8539] do_syscall_64+0xc6/0x5e0 [ 57.798321][ T8539] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.798329][ T8539] RIP: 0033:0x45c889 [ 57.803343][ T7269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 57.807560][ T8539] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.807564][ T8539] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.807570][ T8539] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 57.807574][ T8539] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 57.807577][ T8539] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.807581][ T8539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 57.807584][ T8539] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 57.932983][ T8539] proc_fill_super: get root inode failed [ 57.945495][ T7269] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 57.962574][ T7269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 57.975639][ T7269] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 57.988059][ T7269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 57.988761][ T8546] FAULT_INJECTION: forcing a failure. [ 57.988761][ T8546] name failslab, interval 1, probability 0, space 0, times 0 [ 58.004223][ T7269] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.010805][ T8546] CPU: 0 PID: 8546 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 58.026553][ T8546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.036693][ T8546] Call Trace: [ 58.039978][ T8546] dump_stack+0x128/0x182 [ 58.044343][ T8546] should_fail.cold.4+0x5/0x13 [ 58.049109][ T8546] ? fault_create_debugfs_attr+0x140/0x140 [ 58.054923][ T8546] should_failslab+0x5/0xf [ 58.059330][ T8546] kmem_cache_alloc+0x29f/0x740 [ 58.064176][ T8546] ? down_write+0xdb/0x150 [ 58.068581][ T8546] ? down_write_killable_nested+0x170/0x170 [ 58.074582][ T8546] proc_alloc_inode+0x15/0x230 [ 58.079337][ T8546] ? up_write+0x148/0x460 [ 58.083658][ T8546] alloc_inode+0x57/0x190 [ 58.087980][ T8546] new_inode_pseudo+0x7/0xc0 [ 58.092562][ T8546] proc_get_inode+0x11/0x6c0 [ 58.097141][ T8546] proc_fill_super+0x317/0x590 [ 58.098211][ T8547] FAULT_INJECTION: forcing a failure. [ 58.098211][ T8547] name failslab, interval 1, probability 0, space 0, times 0 [ 58.101897][ T8546] ? proc_reconfigure+0x2c0/0x2c0 [ 58.101905][ T8546] vfs_get_super+0xe8/0x290 [ 58.101915][ T8546] vfs_get_tree+0x7e/0x2c0 [ 58.101922][ T8546] ? ns_capable_common+0x57/0xc0 [ 58.101931][ T8546] do_mount+0x10c3/0x1710 [ 58.101941][ T8546] ? copy_mount_string+0x20/0x20 [ 58.101948][ T8546] ? __might_fault+0xbf/0x1a0 [ 58.101968][ T8546] ? _copy_from_user+0xcd/0x110 [ 58.101977][ T8546] ? memdup_user+0x4f/0x80 [ 58.101989][ T8546] __x64_sys_mount+0x15d/0x1b0 [ 58.102000][ T8546] do_syscall_64+0xc6/0x5e0 [ 58.102011][ T8546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.102017][ T8546] RIP: 0033:0x45c889 [ 58.102026][ T8546] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.196223][ T8546] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.204716][ T8546] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 58.212673][ T8546] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 58.220697][ T8546] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.228652][ T8546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 58.236610][ T8546] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 58.244598][ T8547] CPU: 1 PID: 8547 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 58.253173][ T8547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.263217][ T8547] Call Trace: [ 58.266502][ T8547] dump_stack+0x128/0x182 [ 58.270833][ T8547] should_fail.cold.4+0x5/0x13 [ 58.275596][ T8547] ? fault_create_debugfs_attr+0x140/0x140 [ 58.281408][ T8547] should_failslab+0x5/0xf [ 58.285818][ T8547] kmem_cache_alloc_node_trace+0x280/0x790 [ 58.291656][ T8547] ? __kmalloc+0x62f/0x7b0 [ 58.296087][ T8547] __kmalloc_node+0x35/0x60 [ 58.300315][ T8546] proc_fill_super: get root inode failed [ 58.300585][ T8547] __list_lru_init+0x40d/0x630 [ 58.310968][ T8547] alloc_super+0x725/0x890 [ 58.315376][ T8547] ? alloc_empty_file.cold.6+0x37/0x37 [ 58.321609][ T8547] sget_fc+0x10c/0x6d0 [ 58.325669][ T8547] ? compare_single+0x10/0x10 [ 58.330337][ T8547] ? proc_reconfigure+0x2c0/0x2c0 [ 58.335359][ T8547] vfs_get_super+0x5c/0x290 [ 58.339860][ T8547] vfs_get_tree+0x7e/0x2c0 [ 58.344265][ T8547] ? ns_capable_common+0x57/0xc0 [ 58.349201][ T8547] do_mount+0x10c3/0x1710 [ 58.353534][ T8547] ? copy_mount_string+0x20/0x20 [ 58.358462][ T8547] ? __might_fault+0xbf/0x1a0 [ 58.363150][ T8547] ? _copy_from_user+0xcd/0x110 [ 58.367987][ T8547] ? memdup_user+0x4f/0x80 [ 58.372391][ T8547] __x64_sys_mount+0x15d/0x1b0 [ 58.377174][ T8547] do_syscall_64+0xc6/0x5e0 [ 58.381661][ T8547] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.387529][ T8547] RIP: 0033:0x45c889 [ 58.391402][ T8547] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.410983][ T8547] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.419364][ T8547] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 58.427384][ T8547] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 58.435342][ T8547] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.443372][ T8547] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 58.451320][ T8547] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 58.511878][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.522146][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.530828][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.539220][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.547705][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.555810][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.564431][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.575716][ T7255] device veth0_macvtap entered promiscuous mode [ 58.586754][ T7269] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.599547][ T7269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.609339][ T7269] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.620310][ T7269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.631100][ T7269] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.641863][ T7269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.653097][ T7269] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.701493][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.710753][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.718686][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.728090][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.739291][ T7255] device veth1_macvtap entered promiscuous mode [ 58.878938][ T7273] device veth1_vlan entered promiscuous mode [ 58.918224][ T8557] FAULT_INJECTION: forcing a failure. [ 58.918224][ T8557] name failslab, interval 1, probability 0, space 0, times 0 [ 58.932204][ T8557] CPU: 1 PID: 8557 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 58.940789][ T8557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.950828][ T8557] Call Trace: [ 58.954156][ T8557] dump_stack+0x128/0x182 [ 58.958458][ T8557] should_fail.cold.4+0x5/0x13 [ 58.963233][ T8557] ? fault_create_debugfs_attr+0x140/0x140 [ 58.969024][ T8557] should_failslab+0x5/0xf [ 58.973459][ T8557] kmem_cache_alloc_node_trace+0x280/0x790 [ 58.979235][ T8557] ? __kmalloc+0x62f/0x7b0 [ 58.983641][ T8557] __kmalloc_node+0x35/0x60 [ 58.988120][ T8557] __list_lru_init+0x40d/0x630 [ 58.992870][ T8557] alloc_super+0x70b/0x890 [ 58.997269][ T8557] ? alloc_empty_file.cold.6+0x37/0x37 [ 59.002694][ T8557] sget_fc+0x10c/0x6d0 [ 59.006732][ T8557] ? compare_single+0x10/0x10 [ 59.011418][ T8557] ? proc_reconfigure+0x2c0/0x2c0 [ 59.016414][ T8557] vfs_get_super+0x5c/0x290 [ 59.021015][ T8557] vfs_get_tree+0x7e/0x2c0 [ 59.025399][ T8557] ? ns_capable_common+0x57/0xc0 [ 59.030311][ T8557] do_mount+0x10c3/0x1710 [ 59.034609][ T8557] ? copy_mount_string+0x20/0x20 [ 59.039514][ T8557] ? __might_fault+0xbf/0x1a0 [ 59.044179][ T8557] ? _copy_from_user+0xcd/0x110 [ 59.049009][ T8557] ? memdup_user+0x4f/0x80 [ 59.053412][ T8557] __x64_sys_mount+0x15d/0x1b0 [ 59.058159][ T8557] do_syscall_64+0xc6/0x5e0 [ 59.062648][ T8557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.068513][ T8557] RIP: 0033:0x45c889 [ 59.072385][ T8557] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.092178][ T8557] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.100559][ T8557] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 59.108501][ T8557] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 59.116445][ T8557] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.124386][ T8557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 59.132327][ T8557] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 59.219738][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.231821][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.244908][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.257796][ T8563] FAULT_INJECTION: forcing a failure. [ 59.257796][ T8563] name failslab, interval 1, probability 0, space 0, times 0 [ 59.273121][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.283849][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.294838][ T8563] CPU: 0 PID: 8563 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 59.304275][ T8563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.314311][ T8563] Call Trace: [ 59.317584][ T8563] dump_stack+0x128/0x182 [ 59.321892][ T8563] should_fail.cold.4+0x5/0x13 [ 59.326629][ T8563] ? fault_create_debugfs_attr+0x140/0x140 [ 59.332416][ T8563] should_failslab+0x5/0xf [ 59.336916][ T8563] kmem_cache_alloc_node_trace+0x280/0x790 [ 59.342800][ T8563] ? __kmalloc+0x62f/0x7b0 [ 59.344728][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.347200][ T8563] __kmalloc_node+0x35/0x60 [ 59.347212][ T8563] __list_lru_init+0x40d/0x630 [ 59.347227][ T8563] alloc_super+0x725/0x890 [ 59.366799][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.370624][ T8563] ? alloc_empty_file.cold.6+0x37/0x37 [ 59.370631][ T8563] sget_fc+0x10c/0x6d0 [ 59.370638][ T8563] ? compare_single+0x10/0x10 [ 59.370646][ T8563] ? proc_reconfigure+0x2c0/0x2c0 [ 59.370652][ T8563] vfs_get_super+0x5c/0x290 [ 59.370662][ T8563] vfs_get_tree+0x7e/0x2c0 [ 59.370669][ T8563] ? ns_capable_common+0x57/0xc0 [ 59.370679][ T8563] do_mount+0x10c3/0x1710 [ 59.370690][ T8563] ? copy_mount_string+0x20/0x20 [ 59.370697][ T8563] ? __might_fault+0xbf/0x1a0 [ 59.370716][ T8563] ? _copy_from_user+0xcd/0x110 [ 59.388852][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.390585][ T8563] ? memdup_user+0x4f/0x80 [ 59.390599][ T8563] __x64_sys_mount+0x15d/0x1b0 [ 59.390613][ T8563] do_syscall_64+0xc6/0x5e0 [ 59.390625][ T8563] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.390631][ T8563] RIP: 0033:0x45c889 [ 59.390637][ T8563] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.390641][ T8563] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.390648][ T8563] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 59.390651][ T8563] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 59.390654][ T8563] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.390657][ T8563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 59.390659][ T8563] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 59.542236][ T7255] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.557931][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.567038][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.576210][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.585100][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.603671][ T7273] device veth0_macvtap entered promiscuous mode [ 59.615393][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.630050][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.640258][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.650722][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.660613][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.672177][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.682159][ T7255] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.692602][ T7255] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.704012][ T7255] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.714206][ T7273] device veth1_macvtap entered promiscuous mode [ 59.723555][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.732744][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.741998][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.966530][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.982729][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.994991][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.006294][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.012696][ T8569] FAULT_INJECTION: forcing a failure. [ 60.012696][ T8569] name failslab, interval 1, probability 0, space 0, times 0 [ 60.017271][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.034954][ T8569] CPU: 0 PID: 8569 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 60.047790][ T8569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.049385][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.057933][ T8569] Call Trace: [ 60.057952][ T8569] dump_stack+0x128/0x182 [ 60.070025][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.071011][ T8569] should_fail.cold.4+0x5/0x13 [ 60.075326][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.085712][ T8569] ? fault_create_debugfs_attr+0x140/0x140 [ 60.085731][ T8569] should_failslab+0x5/0xf [ 60.085737][ T8569] kmem_cache_alloc_node_trace+0x280/0x790 [ 60.085745][ T8569] ? __kmalloc+0x62f/0x7b0 [ 60.085752][ T8569] ? __list_lru_init+0xbe/0x630 [ 60.085764][ T8569] __kmalloc_node+0x35/0x60 [ 60.085772][ T8569] __list_lru_init+0x40d/0x630 [ 60.085786][ T8569] alloc_super+0x70b/0x890 [ 60.085793][ T8569] ? alloc_empty_file.cold.6+0x37/0x37 [ 60.085799][ T8569] sget_fc+0x10c/0x6d0 [ 60.085805][ T8569] ? compare_single+0x10/0x10 [ 60.085814][ T8569] ? proc_reconfigure+0x2c0/0x2c0 [ 60.085820][ T8569] vfs_get_super+0x5c/0x290 [ 60.085831][ T8569] vfs_get_tree+0x7e/0x2c0 [ 60.096914][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.100347][ T8569] ? ns_capable_common+0x57/0xc0 [ 60.100358][ T8569] do_mount+0x10c3/0x1710 [ 60.100368][ T8569] ? copy_mount_string+0x20/0x20 [ 60.100374][ T8569] ? __might_fault+0xbf/0x1a0 [ 60.100395][ T8569] ? _copy_from_user+0xcd/0x110 [ 60.100402][ T8569] ? memdup_user+0x4f/0x80 [ 60.100413][ T8569] __x64_sys_mount+0x15d/0x1b0 [ 60.100425][ T8569] do_syscall_64+0xc6/0x5e0 [ 60.109481][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.110608][ T8569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.118392][ T7273] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.120786][ T8569] RIP: 0033:0x45c889 [ 60.120793][ T8569] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.120797][ T8569] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.120802][ T8569] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 60.120805][ T8569] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 60.120808][ T8569] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.120812][ T8569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 60.120815][ T8569] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 60.176607][ T8576] FAULT_INJECTION: forcing a failure. [ 60.176607][ T8576] name failslab, interval 1, probability 0, space 0, times 0 [ 60.286851][ T8579] FAULT_INJECTION: forcing a failure. [ 60.286851][ T8579] name failslab, interval 1, probability 0, space 0, times 0 [ 60.295102][ T8576] CPU: 0 PID: 8576 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 60.295697][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.303400][ T8576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.303404][ T8576] Call Trace: [ 60.303417][ T8576] dump_stack+0x128/0x182 [ 60.303430][ T8576] should_fail.cold.4+0x5/0x13 [ 60.303438][ T8576] ? fault_create_debugfs_attr+0x140/0x140 [ 60.303461][ T8576] should_failslab+0x5/0xf [ 60.328683][ T3152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.336527][ T8576] kmem_cache_alloc+0x29f/0x740 [ 60.336538][ T8576] ? down_write+0xdb/0x150 [ 60.336544][ T8576] ? down_write_killable_nested+0x170/0x170 [ 60.336558][ T8576] proc_alloc_inode+0x15/0x230 [ 60.336565][ T8576] ? up_write+0x148/0x460 [ 60.336570][ T8576] alloc_inode+0x57/0x190 [ 60.336578][ T8576] new_inode_pseudo+0x7/0xc0 [ 60.336584][ T8576] proc_get_inode+0x11/0x6c0 [ 60.336593][ T8576] proc_fill_super+0x317/0x590 [ 60.336600][ T8576] ? proc_reconfigure+0x2c0/0x2c0 [ 60.336607][ T8576] vfs_get_super+0xe8/0x290 [ 60.336619][ T8576] vfs_get_tree+0x7e/0x2c0 [ 60.336626][ T8576] ? ns_capable_common+0x57/0xc0 [ 60.336635][ T8576] do_mount+0x10c3/0x1710 [ 60.336646][ T8576] ? copy_mount_string+0x20/0x20 [ 60.336652][ T8576] ? __might_fault+0xbf/0x1a0 [ 60.336673][ T8576] ? _copy_from_user+0xcd/0x110 [ 60.336682][ T8576] ? memdup_user+0x4f/0x80 [ 60.336696][ T8576] __x64_sys_mount+0x15d/0x1b0 [ 60.384958][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.385902][ T8576] do_syscall_64+0xc6/0x5e0 [ 60.414306][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.414800][ T8576] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.425489][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.427963][ T8576] RIP: 0033:0x45c889 [ 60.427970][ T8576] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.427974][ T8576] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.427980][ T8576] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 60.427984][ T8576] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 60.427987][ T8576] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.427990][ T8576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 60.427994][ T8576] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 60.440416][ T8579] CPU: 0 PID: 8579 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 60.443866][ T8577] FAULT_INJECTION: forcing a failure. [ 60.443866][ T8577] name failslab, interval 1, probability 0, space 0, times 0 [ 60.447132][ T8579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.452393][ T8578] FAULT_INJECTION: forcing a failure. [ 60.452393][ T8578] name failslab, interval 1, probability 0, space 0, times 0 [ 60.456441][ T8579] Call Trace: [ 60.510703][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.515287][ T8579] dump_stack+0x128/0x182 [ 60.515303][ T8579] should_fail.cold.4+0x5/0x13 [ 60.515312][ T8579] ? fault_create_debugfs_attr+0x140/0x140 [ 60.515332][ T8579] should_failslab+0x5/0xf [ 60.515339][ T8579] kmem_cache_alloc+0x29f/0x740 [ 60.515347][ T8579] ? down_write+0xdb/0x150 [ 60.515354][ T8579] ? down_write_killable_nested+0x170/0x170 [ 60.515367][ T8579] proc_alloc_inode+0x15/0x230 [ 60.515376][ T8579] ? up_write+0x148/0x460 [ 60.573749][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.581486][ T8579] alloc_inode+0x57/0x190 [ 60.581499][ T8579] new_inode_pseudo+0x7/0xc0 [ 60.581507][ T8579] proc_get_inode+0x11/0x6c0 [ 60.581516][ T8579] proc_fill_super+0x317/0x590 [ 60.581525][ T8579] ? proc_reconfigure+0x2c0/0x2c0 [ 60.581532][ T8579] vfs_get_super+0xe8/0x290 [ 60.581542][ T8579] vfs_get_tree+0x7e/0x2c0 [ 60.581549][ T8579] ? ns_capable_common+0x57/0xc0 [ 60.581558][ T8579] do_mount+0x10c3/0x1710 [ 60.581569][ T8579] ? copy_mount_string+0x20/0x20 [ 60.581575][ T8579] ? __might_fault+0xbf/0x1a0 [ 60.581597][ T8579] ? _copy_from_user+0xcd/0x110 [ 60.581605][ T8579] ? memdup_user+0x4f/0x80 [ 60.581616][ T8579] __x64_sys_mount+0x15d/0x1b0 [ 60.639657][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.641241][ T8579] do_syscall_64+0xc6/0x5e0 [ 60.641255][ T8579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.641261][ T8579] RIP: 0033:0x45c889 [ 60.641268][ T8579] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.641272][ T8579] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.641277][ T8579] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 60.641282][ T8579] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 60.648006][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.655225][ T8579] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.655229][ T8579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 60.655232][ T8579] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 60.671839][ T8576] proc_fill_super: get root inode failed [ 60.681347][ T8578] CPU: 1 PID: 8578 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 60.684578][ T8579] proc_fill_super: get root inode failed [ 60.690155][ T8578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.690160][ T8578] Call Trace: [ 60.690176][ T8578] dump_stack+0x128/0x182 [ 60.690189][ T8578] should_fail.cold.4+0x5/0x13 [ 60.690198][ T8578] ? fault_create_debugfs_attr+0x140/0x140 [ 60.690218][ T8578] should_failslab+0x5/0xf [ 60.690225][ T8578] kmem_cache_alloc_node_trace+0x280/0x790 [ 60.690233][ T8578] ? __kmalloc+0x62f/0x7b0 [ 60.690247][ T8578] __kmalloc_node+0x35/0x60 [ 60.690257][ T8578] __list_lru_init+0x40d/0x630 [ 60.690273][ T8578] alloc_super+0x725/0x890 [ 60.690279][ T8578] ? alloc_empty_file.cold.6+0x37/0x37 [ 60.690286][ T8578] sget_fc+0x10c/0x6d0 [ 60.964509][ T8578] ? compare_single+0x10/0x10 [ 60.969164][ T8578] ? proc_reconfigure+0x2c0/0x2c0 [ 60.974160][ T8578] vfs_get_super+0x5c/0x290 [ 60.978645][ T8578] vfs_get_tree+0x7e/0x2c0 [ 60.983050][ T8578] ? ns_capable_common+0x57/0xc0 [ 60.987958][ T8578] do_mount+0x10c3/0x1710 [ 60.992280][ T8578] ? copy_mount_string+0x20/0x20 [ 60.997187][ T8578] ? __might_fault+0xbf/0x1a0 [ 61.001858][ T8578] ? _copy_from_user+0xcd/0x110 [ 61.006797][ T8578] ? memdup_user+0x4f/0x80 [ 61.011199][ T8578] __x64_sys_mount+0x15d/0x1b0 [ 61.015972][ T8578] do_syscall_64+0xc6/0x5e0 [ 61.020721][ T8578] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.026592][ T8578] RIP: 0033:0x45c889 [ 61.030474][ T8578] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.050050][ T8578] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.058455][ T8578] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 61.066406][ T8578] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 61.075586][ T8578] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.083535][ T8578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 61.091478][ T8578] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 61.099454][ T8577] CPU: 0 PID: 8577 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 61.108036][ T8577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.118083][ T8577] Call Trace: [ 61.121366][ T8577] dump_stack+0x128/0x182 [ 61.124894][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.125782][ T8577] should_fail.cold.4+0x5/0x13 [ 61.125793][ T8577] ? fault_create_debugfs_attr+0x140/0x140 [ 61.125812][ T8577] should_failslab+0x5/0xf [ 61.150539][ T8577] kmem_cache_alloc+0x29f/0x740 [ 61.153558][ T7273] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.155377][ T8577] ? down_write+0xdb/0x150 [ 61.155384][ T8577] ? down_write_killable_nested+0x170/0x170 [ 61.155399][ T8577] proc_alloc_inode+0x15/0x230 [ 61.155408][ T8577] ? up_write+0x148/0x460 [ 61.185098][ T8577] alloc_inode+0x57/0x190 [ 61.185759][ T7273] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.189410][ T8577] new_inode_pseudo+0x7/0xc0 [ 61.189418][ T8577] proc_get_inode+0x11/0x6c0 [ 61.189427][ T8577] proc_fill_super+0x317/0x590 [ 61.189434][ T8577] ? proc_reconfigure+0x2c0/0x2c0 [ 61.189440][ T8577] vfs_get_super+0xe8/0x290 [ 61.189451][ T8577] vfs_get_tree+0x7e/0x2c0 [ 61.189458][ T8577] ? ns_capable_common+0x57/0xc0 [ 61.189465][ T8577] do_mount+0x10c3/0x1710 [ 61.189477][ T8577] ? copy_mount_string+0x20/0x20 [ 61.189483][ T8577] ? __might_fault+0xbf/0x1a0 [ 61.189502][ T8577] ? _copy_from_user+0xcd/0x110 [ 61.189510][ T8577] ? memdup_user+0x4f/0x80 [ 61.189523][ T8577] __x64_sys_mount+0x15d/0x1b0 [ 61.189536][ T8577] do_syscall_64+0xc6/0x5e0 [ 61.189546][ T8577] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.189552][ T8577] RIP: 0033:0x45c889 [ 61.189558][ T8577] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.189562][ T8577] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.189568][ T8577] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 61.189571][ T8577] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 61.189574][ T8577] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.189578][ T8577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 61.189581][ T8577] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 61.212595][ T8577] proc_fill_super: get root inode failed [ 61.302146][ T7273] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.361908][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.373685][ T3151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.595579][ T8589] FAULT_INJECTION: forcing a failure. [ 61.595579][ T8589] name failslab, interval 1, probability 0, space 0, times 0 [ 61.613216][ T8589] CPU: 1 PID: 8589 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 61.621820][ T8589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.631860][ T8589] Call Trace: [ 61.635123][ T8589] dump_stack+0x128/0x182 [ 61.639464][ T8589] should_fail.cold.4+0x5/0x13 [ 61.644208][ T8589] ? fault_create_debugfs_attr+0x140/0x140 [ 61.650027][ T8589] should_failslab+0x5/0xf [ 61.654414][ T8589] kmem_cache_alloc_node_trace+0x280/0x790 [ 61.660191][ T8589] ? __kmalloc+0x62f/0x7b0 [ 61.664575][ T8589] ? __list_lru_init+0xbe/0x630 [ 61.669410][ T8589] __kmalloc_node+0x35/0x60 [ 61.673903][ T8589] __list_lru_init+0x40d/0x630 [ 61.678649][ T8589] alloc_super+0x70b/0x890 [ 61.683071][ T8589] ? alloc_empty_file.cold.6+0x37/0x37 [ 61.688498][ T8589] sget_fc+0x10c/0x6d0 [ 61.692540][ T8589] ? compare_single+0x10/0x10 [ 61.697188][ T8589] ? proc_reconfigure+0x2c0/0x2c0 [ 61.702185][ T8589] vfs_get_super+0x5c/0x290 [ 61.706660][ T8589] vfs_get_tree+0x7e/0x2c0 [ 61.711097][ T8589] ? ns_capable_common+0x57/0xc0 [ 61.716015][ T8589] do_mount+0x10c3/0x1710 [ 61.720318][ T8589] ? copy_mount_string+0x20/0x20 [ 61.725240][ T8589] ? __might_fault+0xbf/0x1a0 [ 61.729982][ T8589] ? _copy_from_user+0xcd/0x110 [ 61.734803][ T8589] ? memdup_user+0x4f/0x80 [ 61.739212][ T8589] __x64_sys_mount+0x15d/0x1b0 [ 61.743964][ T8589] do_syscall_64+0xc6/0x5e0 [ 61.748459][ T8589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.754437][ T8589] RIP: 0033:0x45c889 [ 61.758338][ T8589] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.778050][ T8589] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.786435][ T8589] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 2020/04/13 18:22:32 executed programs: 21 [ 61.794378][ T8589] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 61.802332][ T8589] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.810279][ T8589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 61.818260][ T8589] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 61.966594][ T8606] FAULT_INJECTION: forcing a failure. [ 61.966594][ T8606] name failslab, interval 1, probability 0, space 0, times 0 [ 61.972338][ T8607] FAULT_INJECTION: forcing a failure. [ 61.972338][ T8607] name failslab, interval 1, probability 0, space 0, times 0 [ 61.987393][ T8608] FAULT_INJECTION: forcing a failure. [ 61.987393][ T8608] name failslab, interval 1, probability 0, space 0, times 0 [ 62.016258][ T8612] FAULT_INJECTION: forcing a failure. [ 62.016258][ T8612] name failslab, interval 1, probability 0, space 0, times 0 [ 62.020695][ T8606] CPU: 1 PID: 8606 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 62.031081][ T8613] FAULT_INJECTION: forcing a failure. [ 62.031081][ T8613] name failslab, interval 1, probability 0, space 0, times 0 [ 62.037436][ T8606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.037440][ T8606] Call Trace: [ 62.037453][ T8606] dump_stack+0x128/0x182 [ 62.037468][ T8606] should_fail.cold.4+0x5/0x13 [ 62.037477][ T8606] ? fault_create_debugfs_attr+0x140/0x140 [ 62.037499][ T8606] should_failslab+0x5/0xf [ 62.037506][ T8606] kmem_cache_alloc+0x29f/0x740 [ 62.037512][ T8606] ? d_alloc+0x18b/0x200 [ 62.037529][ T8606] proc_alloc_inode+0x15/0x230 [ 62.051796][ T8614] FAULT_INJECTION: forcing a failure. [ 62.051796][ T8614] name failslab, interval 1, probability 0, space 0, times 0 [ 62.060146][ T8606] alloc_inode+0x57/0x190 [ 62.060155][ T8606] new_inode_pseudo+0x7/0xc0 [ 62.060165][ T8606] proc_setup_self+0xf2/0x370 [ 62.060176][ T8606] proc_fill_super+0x35c/0x590 [ 62.060184][ T8606] ? proc_reconfigure+0x2c0/0x2c0 [ 62.060191][ T8606] vfs_get_super+0xe8/0x290 [ 62.060203][ T8606] vfs_get_tree+0x7e/0x2c0 [ 62.060211][ T8606] ? ns_capable_common+0x57/0xc0 [ 62.060219][ T8606] do_mount+0x10c3/0x1710 [ 62.060229][ T8606] ? copy_mount_string+0x20/0x20 [ 62.060236][ T8606] ? __might_fault+0xbf/0x1a0 [ 62.060257][ T8606] ? _copy_from_user+0xcd/0x110 [ 62.060264][ T8606] ? memdup_user+0x4f/0x80 [ 62.060274][ T8606] __x64_sys_mount+0x15d/0x1b0 [ 62.060286][ T8606] do_syscall_64+0xc6/0x5e0 [ 62.178678][ T8606] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.184548][ T8606] RIP: 0033:0x45c889 [ 62.188418][ T8606] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.208023][ T8606] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.217037][ T8606] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 62.225102][ T8606] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 62.233064][ T8606] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.244494][ T8606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 62.252451][ T8606] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 62.260420][ T8613] CPU: 0 PID: 8613 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 62.269004][ T8613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.280009][ T8613] Call Trace: [ 62.283299][ T8613] dump_stack+0x128/0x182 [ 62.287628][ T8613] should_fail.cold.4+0x5/0x13 [ 62.292392][ T8613] ? fault_create_debugfs_attr+0x140/0x140 [ 62.298207][ T8613] should_failslab+0x5/0xf [ 62.302620][ T8613] kmem_cache_alloc_node_trace+0x280/0x790 [ 62.308526][ T8613] ? __kmalloc+0x62f/0x7b0 [ 62.313046][ T8613] __kmalloc_node+0x35/0x60 [ 62.317545][ T8613] __list_lru_init+0x40d/0x630 [ 62.322309][ T8613] alloc_super+0x725/0x890 [ 62.326725][ T8613] ? alloc_empty_file.cold.6+0x37/0x37 [ 62.332174][ T8613] sget_fc+0x10c/0x6d0 [ 62.336225][ T8613] ? compare_single+0x10/0x10 [ 62.340886][ T8613] ? proc_reconfigure+0x2c0/0x2c0 [ 62.345900][ T8613] vfs_get_super+0x5c/0x290 [ 62.350404][ T8613] vfs_get_tree+0x7e/0x2c0 [ 62.354809][ T8613] ? ns_capable_common+0x57/0xc0 [ 62.359738][ T8613] do_mount+0x10c3/0x1710 [ 62.364081][ T8613] ? copy_mount_string+0x20/0x20 [ 62.369272][ T8613] ? __might_fault+0xbf/0x1a0 [ 62.373948][ T8613] ? _copy_from_user+0xcd/0x110 [ 62.378794][ T8613] ? memdup_user+0x4f/0x80 [ 62.383234][ T8613] __x64_sys_mount+0x15d/0x1b0 [ 62.387993][ T8613] do_syscall_64+0xc6/0x5e0 [ 62.392494][ T8613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.398373][ T8613] RIP: 0033:0x45c889 [ 62.402252][ T8613] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.421848][ T8613] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.430256][ T8613] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 62.438306][ T8613] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 62.446264][ T8613] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.454317][ T8613] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 62.462262][ T8613] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 62.470229][ T8608] CPU: 1 PID: 8608 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 62.478837][ T8608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.488879][ T8608] Call Trace: [ 62.492166][ T8608] dump_stack+0x128/0x182 [ 62.496480][ T8608] should_fail.cold.4+0x5/0x13 [ 62.501450][ T8608] ? fault_create_debugfs_attr+0x140/0x140 [ 62.507250][ T8608] should_failslab+0x5/0xf [ 62.511646][ T8608] kmem_cache_alloc+0x29f/0x740 [ 62.516489][ T8608] ? down_write+0xdb/0x150 [ 62.521240][ T8608] ? down_write_killable_nested+0x170/0x170 [ 62.527124][ T8608] proc_alloc_inode+0x15/0x230 [ 62.531873][ T8608] ? up_write+0x148/0x460 [ 62.536358][ T8608] alloc_inode+0x57/0x190 [ 62.540670][ T8608] new_inode_pseudo+0x7/0xc0 [ 62.545283][ T8608] proc_get_inode+0x11/0x6c0 [ 62.549872][ T8608] proc_fill_super+0x317/0x590 [ 62.554634][ T8608] ? proc_reconfigure+0x2c0/0x2c0 [ 62.559640][ T8608] vfs_get_super+0xe8/0x290 [ 62.564122][ T8608] vfs_get_tree+0x7e/0x2c0 [ 62.568514][ T8608] ? ns_capable_common+0x57/0xc0 [ 62.573432][ T8608] do_mount+0x10c3/0x1710 [ 62.577742][ T8608] ? copy_mount_string+0x20/0x20 [ 62.582655][ T8608] ? __might_fault+0xbf/0x1a0 [ 62.587316][ T8608] ? _copy_from_user+0xcd/0x110 [ 62.592145][ T8608] ? memdup_user+0x4f/0x80 [ 62.596552][ T8608] __x64_sys_mount+0x15d/0x1b0 [ 62.601302][ T8608] do_syscall_64+0xc6/0x5e0 [ 62.605809][ T8608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.611693][ T8608] RIP: 0033:0x45c889 [ 62.615590][ T8608] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.635185][ T8608] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.643585][ T8608] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 62.651533][ T8608] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 62.659483][ T8608] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.667441][ T8608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 62.675461][ T8608] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 62.683447][ T8614] CPU: 0 PID: 8614 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 62.692035][ T8614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.702086][ T8614] Call Trace: [ 62.705373][ T8614] dump_stack+0x128/0x182 [ 62.709711][ T8614] should_fail.cold.4+0x5/0x13 [ 62.714475][ T8614] ? fault_create_debugfs_attr+0x140/0x140 [ 62.720298][ T8614] should_failslab+0x5/0xf [ 62.724711][ T8614] kmem_cache_alloc+0x29f/0x740 [ 62.729558][ T8614] ? down_write+0xdb/0x150 [ 62.733974][ T8614] ? down_write_killable_nested+0x170/0x170 [ 62.734838][ T8606] proc_fill_super: can't allocate /proc/self [ 62.739903][ T8614] proc_alloc_inode+0x15/0x230 [ 62.739913][ T8614] ? up_write+0x148/0x460 [ 62.739918][ T8614] alloc_inode+0x57/0x190 [ 62.739926][ T8614] new_inode_pseudo+0x7/0xc0 [ 62.739933][ T8614] proc_get_inode+0x11/0x6c0 [ 62.739942][ T8614] proc_fill_super+0x317/0x590 [ 62.739949][ T8614] ? proc_reconfigure+0x2c0/0x2c0 [ 62.739955][ T8614] vfs_get_super+0xe8/0x290 [ 62.739965][ T8614] vfs_get_tree+0x7e/0x2c0 [ 62.739972][ T8614] ? ns_capable_common+0x57/0xc0 [ 62.739983][ T8614] do_mount+0x10c3/0x1710 [ 62.748021][ T8608] proc_fill_super: get root inode failed [ 62.750749][ T8614] ? copy_mount_string+0x20/0x20 [ 62.750757][ T8614] ? __might_fault+0xbf/0x1a0 [ 62.750776][ T8614] ? _copy_from_user+0xcd/0x110 [ 62.750784][ T8614] ? memdup_user+0x4f/0x80 [ 62.750796][ T8614] __x64_sys_mount+0x15d/0x1b0 [ 62.750808][ T8614] do_syscall_64+0xc6/0x5e0 [ 62.750819][ T8614] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.836812][ T8614] RIP: 0033:0x45c889 [ 62.841738][ T8614] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.861578][ T8614] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.869959][ T8614] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 62.878015][ T8614] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 62.885956][ T8614] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.893900][ T8614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 62.901856][ T8614] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 62.909956][ T8607] CPU: 1 PID: 8607 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 62.918542][ T8607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.928613][ T8607] Call Trace: [ 62.931895][ T8607] dump_stack+0x128/0x182 [ 62.936212][ T8607] should_fail.cold.4+0x5/0x13 [ 62.940956][ T8607] ? fault_create_debugfs_attr+0x140/0x140 [ 62.947451][ T8607] should_failslab+0x5/0xf [ 62.951881][ T8607] kmem_cache_alloc+0x29f/0x740 [ 62.956721][ T8607] ? down_write+0xdb/0x150 [ 62.961111][ T8607] ? down_write_killable_nested+0x170/0x170 [ 62.967000][ T8607] proc_alloc_inode+0x15/0x230 [ 62.971838][ T8607] ? up_write+0x148/0x460 [ 62.976146][ T8607] alloc_inode+0x57/0x190 [ 62.980481][ T8607] new_inode_pseudo+0x7/0xc0 [ 62.985076][ T8607] proc_get_inode+0x11/0x6c0 [ 62.989662][ T8607] proc_fill_super+0x317/0x590 [ 62.994404][ T8607] ? proc_reconfigure+0x2c0/0x2c0 [ 62.999575][ T8607] vfs_get_super+0xe8/0x290 [ 63.004057][ T8607] vfs_get_tree+0x7e/0x2c0 [ 63.008447][ T8607] ? ns_capable_common+0x57/0xc0 [ 63.013388][ T8607] do_mount+0x10c3/0x1710 [ 63.017704][ T8607] ? copy_mount_string+0x20/0x20 [ 63.022626][ T8607] ? __might_fault+0xbf/0x1a0 [ 63.027286][ T8607] ? _copy_from_user+0xcd/0x110 [ 63.032116][ T8607] ? memdup_user+0x4f/0x80 [ 63.036523][ T8607] __x64_sys_mount+0x15d/0x1b0 [ 63.041289][ T8607] do_syscall_64+0xc6/0x5e0 [ 63.045780][ T8607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.051661][ T8607] RIP: 0033:0x45c889 [ 63.055547][ T8607] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.075239][ T8607] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.083633][ T8607] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 63.091585][ T8607] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 63.099546][ T8607] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.107513][ T8607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 63.115486][ T8607] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 63.123475][ T8612] CPU: 0 PID: 8612 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 63.132067][ T8612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.142120][ T8612] Call Trace: [ 63.145412][ T8612] dump_stack+0x128/0x182 [ 63.149753][ T8612] should_fail.cold.4+0x5/0x13 [ 63.154521][ T8612] ? fault_create_debugfs_attr+0x140/0x140 [ 63.160463][ T8612] should_failslab+0x5/0xf [ 63.164884][ T8612] kmem_cache_alloc+0x29f/0x740 [ 63.169751][ T8612] __d_alloc+0x25/0x870 [ 63.173915][ T8612] ? proc_setup_self+0xb3/0x370 [ 63.178792][ T8612] d_alloc+0x3f/0x200 [ 63.182788][ T8612] d_alloc_name+0x70/0xa0 [ 63.184252][ T8614] proc_fill_super: get root inode failed [ 63.187121][ T8612] ? d_alloc_anon+0x10/0x10 [ 63.187139][ T8612] proc_setup_self+0xde/0x370 [ 63.187149][ T8612] proc_fill_super+0x35c/0x590 [ 63.187157][ T8612] ? proc_reconfigure+0x2c0/0x2c0 [ 63.195110][ T8607] proc_fill_super: get root inode failed [ 63.197291][ T8612] vfs_get_super+0xe8/0x290 [ 63.197303][ T8612] vfs_get_tree+0x7e/0x2c0 [ 63.210912][ T8626] FAULT_INJECTION: forcing a failure. [ 63.210912][ T8626] name failslab, interval 1, probability 0, space 0, times 0 [ 63.211752][ T8612] ? ns_capable_common+0x57/0xc0 [ 63.243754][ T8612] do_mount+0x10c3/0x1710 [ 63.248070][ T8612] ? copy_mount_string+0x20/0x20 [ 63.252996][ T8612] ? __might_fault+0xbf/0x1a0 [ 63.257656][ T8612] ? _copy_from_user+0xcd/0x110 [ 63.262493][ T8612] ? memdup_user+0x4f/0x80 [ 63.266888][ T8612] __x64_sys_mount+0x15d/0x1b0 [ 63.271629][ T8612] do_syscall_64+0xc6/0x5e0 [ 63.276110][ T8612] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.281982][ T8612] RIP: 0033:0x45c889 [ 63.285864][ T8612] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.305460][ T8612] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.313873][ T8612] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 63.321822][ T8612] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 63.329774][ T8612] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.337725][ T8612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 63.345678][ T8612] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 63.353648][ T8626] CPU: 1 PID: 8626 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 63.362241][ T8626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.372299][ T8626] Call Trace: [ 63.375588][ T8626] dump_stack+0x128/0x182 [ 63.380057][ T8626] should_fail.cold.4+0x5/0x13 [ 63.384631][ T8630] FAULT_INJECTION: forcing a failure. [ 63.384631][ T8630] name failslab, interval 1, probability 0, space 0, times 0 [ 63.384829][ T8626] ? fault_create_debugfs_attr+0x140/0x140 [ 63.384851][ T8626] should_failslab+0x5/0xf [ 63.384858][ T8626] kmem_cache_alloc+0x29f/0x740 [ 63.384877][ T8626] __d_alloc+0x25/0x870 [ 63.411940][ T8632] FAULT_INJECTION: forcing a failure. [ 63.411940][ T8632] name failslab, interval 1, probability 0, space 0, times 0 [ 63.412467][ T8626] ? proc_setup_self+0xb3/0x370 [ 63.412481][ T8626] d_alloc+0x3f/0x200 [ 63.412493][ T8626] d_alloc_name+0x70/0xa0 [ 63.412499][ T8626] ? d_alloc_anon+0x10/0x10 [ 63.412515][ T8626] proc_setup_self+0xde/0x370 [ 63.412527][ T8626] proc_fill_super+0x35c/0x590 [ 63.416939][ T8631] FAULT_INJECTION: forcing a failure. [ 63.416939][ T8631] name failslab, interval 1, probability 0, space 0, times 0 [ 63.429225][ T8626] ? proc_reconfigure+0x2c0/0x2c0 [ 63.429232][ T8626] vfs_get_super+0xe8/0x290 [ 63.429243][ T8626] vfs_get_tree+0x7e/0x2c0 [ 63.429249][ T8626] ? ns_capable_common+0x57/0xc0 [ 63.429260][ T8626] do_mount+0x10c3/0x1710 [ 63.429272][ T8626] ? copy_mount_string+0x20/0x20 [ 63.429278][ T8626] ? __might_fault+0xbf/0x1a0 [ 63.429299][ T8626] ? _copy_from_user+0xcd/0x110 [ 63.429306][ T8626] ? memdup_user+0x4f/0x80 [ 63.429317][ T8626] __x64_sys_mount+0x15d/0x1b0 [ 63.429330][ T8626] do_syscall_64+0xc6/0x5e0 [ 63.429342][ T8626] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.429347][ T8626] RIP: 0033:0x45c889 [ 63.429353][ T8626] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.429356][ T8626] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.429361][ T8626] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 63.429365][ T8626] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 63.429368][ T8626] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.429370][ T8626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 63.429374][ T8626] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 63.467261][ T8630] CPU: 1 PID: 8630 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 63.607347][ T8630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.617388][ T8630] Call Trace: [ 63.620665][ T8630] dump_stack+0x128/0x182 [ 63.624982][ T8630] should_fail.cold.4+0x5/0x13 [ 63.629725][ T8630] ? fault_create_debugfs_attr+0x140/0x140 [ 63.635531][ T8630] should_failslab+0x5/0xf [ 63.639929][ T8630] kmem_cache_alloc+0x29f/0x740 [ 63.644759][ T8630] ? down_write+0xdb/0x150 [ 63.649148][ T8630] ? down_write_killable_nested+0x170/0x170 [ 63.655018][ T8630] proc_alloc_inode+0x15/0x230 [ 63.659770][ T8630] ? up_write+0x148/0x460 [ 63.664092][ T8630] alloc_inode+0x57/0x190 [ 63.668400][ T8630] new_inode_pseudo+0x7/0xc0 [ 63.673111][ T8630] proc_get_inode+0x11/0x6c0 [ 63.677688][ T8630] proc_fill_super+0x317/0x590 [ 63.682441][ T8630] ? proc_reconfigure+0x2c0/0x2c0 [ 63.687466][ T8630] vfs_get_super+0xe8/0x290 [ 63.691965][ T8630] vfs_get_tree+0x7e/0x2c0 [ 63.696362][ T8630] ? ns_capable_common+0x57/0xc0 [ 63.701314][ T8630] do_mount+0x10c3/0x1710 [ 63.705639][ T8630] ? copy_mount_string+0x20/0x20 [ 63.707084][ T8626] proc_fill_super: can't allocate /proc/self [ 63.710561][ T8630] ? __might_fault+0xbf/0x1a0 [ 63.710585][ T8630] ? _copy_from_user+0xcd/0x110 [ 63.710594][ T8630] ? memdup_user+0x4f/0x80 [ 63.710610][ T8630] __x64_sys_mount+0x15d/0x1b0 [ 63.710624][ T8630] do_syscall_64+0xc6/0x5e0 [ 63.710637][ T8630] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.710648][ T8630] RIP: 0033:0x45c889 [ 63.710654][ T8630] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.710656][ T8630] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.710662][ T8630] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 63.710664][ T8630] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 63.710667][ T8630] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.710670][ T8630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 63.710672][ T8630] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 63.713399][ T8624] FAULT_INJECTION: forcing a failure. [ 63.713399][ T8624] name failslab, interval 1, probability 0, space 0, times 0 [ 63.716806][ T8632] CPU: 0 PID: 8632 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 63.839566][ T8632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.849848][ T8632] Call Trace: [ 63.853127][ T8632] dump_stack+0x128/0x182 [ 63.857473][ T8632] should_fail.cold.4+0x5/0x13 [ 63.862221][ T8632] ? fault_create_debugfs_attr+0x140/0x140 [ 63.868027][ T8632] should_failslab+0x5/0xf [ 63.872451][ T8632] kmem_cache_alloc+0x29f/0x740 [ 63.877292][ T8632] ? down_write+0xdb/0x150 [ 63.881710][ T8632] ? down_write_killable_nested+0x170/0x170 [ 63.887596][ T8632] proc_alloc_inode+0x15/0x230 [ 63.892361][ T8632] ? up_write+0x148/0x460 [ 63.896791][ T8632] alloc_inode+0x57/0x190 [ 63.901117][ T8632] new_inode_pseudo+0x7/0xc0 [ 63.905705][ T8632] proc_get_inode+0x11/0x6c0 [ 63.910291][ T8632] proc_fill_super+0x317/0x590 [ 63.915053][ T8632] ? proc_reconfigure+0x2c0/0x2c0 [ 63.920064][ T8632] vfs_get_super+0xe8/0x290 [ 63.924676][ T8632] vfs_get_tree+0x7e/0x2c0 [ 63.929091][ T8632] ? ns_capable_common+0x57/0xc0 [ 63.934030][ T8632] do_mount+0x10c3/0x1710 [ 63.938353][ T8632] ? copy_mount_string+0x20/0x20 [ 63.943289][ T8632] ? __might_fault+0xbf/0x1a0 [ 63.947964][ T8632] ? _copy_from_user+0xcd/0x110 [ 63.952896][ T8632] ? memdup_user+0x4f/0x80 [ 63.957295][ T8632] __x64_sys_mount+0x15d/0x1b0 [ 63.962133][ T8632] do_syscall_64+0xc6/0x5e0 [ 63.966646][ T8632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.972540][ T8632] RIP: 0033:0x45c889 [ 63.976421][ T8632] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.996033][ T8632] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.004436][ T8632] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 64.012387][ T8632] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 64.020349][ T8632] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.028297][ T8632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 64.036241][ T8632] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 64.044324][ T8630] proc_fill_super: get root inode failed [ 64.090220][ T8631] CPU: 1 PID: 8631 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 64.098876][ T8631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.108954][ T8631] Call Trace: [ 64.112241][ T8631] dump_stack+0x128/0x182 [ 64.116580][ T8631] should_fail.cold.4+0x5/0x13 [ 64.118622][ T8632] proc_fill_super: get root inode failed [ 64.121339][ T8631] ? fault_create_debugfs_attr+0x140/0x140 [ 64.121356][ T8631] should_failslab+0x5/0xf [ 64.121363][ T8631] kmem_cache_alloc+0x29f/0x740 [ 64.121371][ T8631] ? down_write+0xdb/0x150 [ 64.121377][ T8631] ? down_write_killable_nested+0x170/0x170 [ 64.121390][ T8631] proc_alloc_inode+0x15/0x230 [ 64.121398][ T8631] ? up_write+0x148/0x460 [ 64.121403][ T8631] alloc_inode+0x57/0x190 [ 64.121411][ T8631] new_inode_pseudo+0x7/0xc0 [ 64.121417][ T8631] proc_get_inode+0x11/0x6c0 [ 64.121425][ T8631] proc_fill_super+0x317/0x590 [ 64.121432][ T8631] ? proc_reconfigure+0x2c0/0x2c0 [ 64.133251][ T8612] proc_fill_super: can't allocate /proc/self [ 64.137438][ T8631] vfs_get_super+0xe8/0x290 [ 64.137450][ T8631] vfs_get_tree+0x7e/0x2c0 [ 64.137456][ T8631] ? ns_capable_common+0x57/0xc0 [ 64.137465][ T8631] do_mount+0x10c3/0x1710 [ 64.137476][ T8631] ? copy_mount_string+0x20/0x20 [ 64.161022][ T8637] FAULT_INJECTION: forcing a failure. [ 64.161022][ T8637] name failslab, interval 1, probability 0, space 0, times 0 [ 64.161641][ T8631] ? __might_fault+0xbf/0x1a0 [ 64.161664][ T8631] ? _copy_from_user+0xcd/0x110 [ 64.238046][ T8631] ? memdup_user+0x4f/0x80 [ 64.242574][ T8631] __x64_sys_mount+0x15d/0x1b0 [ 64.247338][ T8631] do_syscall_64+0xc6/0x5e0 [ 64.251832][ T8631] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.257726][ T8631] RIP: 0033:0x45c889 [ 64.261631][ T8631] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.281225][ T8631] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.289652][ T8631] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 64.297631][ T8631] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 64.305582][ T8631] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.313531][ T8631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 64.321483][ T8631] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 64.351236][ T8624] CPU: 0 PID: 8624 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 64.359889][ T8624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.369222][ T8642] FAULT_INJECTION: forcing a failure. [ 64.369222][ T8642] name failslab, interval 1, probability 0, space 0, times 0 [ 64.369945][ T8624] Call Trace: [ 64.369958][ T8624] dump_stack+0x128/0x182 [ 64.369973][ T8624] should_fail.cold.4+0x5/0x13 [ 64.369982][ T8624] ? fault_create_debugfs_attr+0x140/0x140 [ 64.370001][ T8624] should_failslab+0x5/0xf [ 64.370008][ T8624] kmem_cache_alloc+0x29f/0x740 [ 64.370013][ T8624] ? d_alloc+0x18b/0x200 [ 64.370030][ T8624] proc_alloc_inode+0x15/0x230 [ 64.385835][ T8643] FAULT_INJECTION: forcing a failure. [ 64.385835][ T8643] name failslab, interval 1, probability 0, space 0, times 0 [ 64.385999][ T8624] alloc_inode+0x57/0x190 [ 64.392040][ T8644] FAULT_INJECTION: forcing a failure. [ 64.392040][ T8644] name failslab, interval 1, probability 0, space 0, times 0 [ 64.395047][ T8624] new_inode_pseudo+0x7/0xc0 [ 64.395056][ T8624] proc_setup_self+0xf2/0x370 [ 64.395068][ T8624] proc_fill_super+0x35c/0x590 [ 64.395076][ T8624] ? proc_reconfigure+0x2c0/0x2c0 [ 64.395084][ T8624] vfs_get_super+0xe8/0x290 [ 64.395094][ T8624] vfs_get_tree+0x7e/0x2c0 [ 64.476341][ T8624] ? ns_capable_common+0x57/0xc0 [ 64.481265][ T8624] do_mount+0x10c3/0x1710 [ 64.485577][ T8624] ? copy_mount_string+0x20/0x20 [ 64.490491][ T8624] ? __might_fault+0xbf/0x1a0 [ 64.495151][ T8624] ? _copy_from_user+0xcd/0x110 [ 64.499997][ T8624] ? memdup_user+0x4f/0x80 [ 64.504401][ T8624] __x64_sys_mount+0x15d/0x1b0 [ 64.509149][ T8624] do_syscall_64+0xc6/0x5e0 [ 64.513628][ T8624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.519495][ T8624] RIP: 0033:0x45c889 [ 64.523382][ T8624] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.543137][ T8624] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.551538][ T8624] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 64.559496][ T8624] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 64.567452][ T8624] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.575396][ T8624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 64.583354][ T8624] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 64.591320][ T8644] CPU: 1 PID: 8644 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 64.599905][ T8644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.609954][ T8644] Call Trace: [ 64.613244][ T8644] dump_stack+0x128/0x182 [ 64.617582][ T8644] should_fail.cold.4+0x5/0x13 [ 64.622344][ T8644] ? fault_create_debugfs_attr+0x140/0x140 [ 64.628156][ T8644] should_failslab+0x5/0xf [ 64.632573][ T8644] kmem_cache_alloc+0x29f/0x740 [ 64.637447][ T8644] ? current_time+0x93/0xf0 [ 64.641966][ T8644] ? timestamp_truncate+0x250/0x250 [ 64.647170][ T8644] __d_alloc+0x25/0x870 [ 64.651330][ T8644] d_make_root+0x32/0x60 [ 64.655593][ T8644] proc_fill_super+0x328/0x590 [ 64.660362][ T8644] ? proc_reconfigure+0x2c0/0x2c0 [ 64.665409][ T8644] vfs_get_super+0xe8/0x290 [ 64.669917][ T8644] vfs_get_tree+0x7e/0x2c0 [ 64.674329][ T8644] ? ns_capable_common+0x57/0xc0 [ 64.679265][ T8644] do_mount+0x10c3/0x1710 [ 64.683701][ T8644] ? copy_mount_string+0x20/0x20 [ 64.688620][ T8644] ? __might_fault+0xbf/0x1a0 [ 64.693304][ T8644] ? _copy_from_user+0xcd/0x110 [ 64.698153][ T8644] ? memdup_user+0x4f/0x80 [ 64.702573][ T8644] __x64_sys_mount+0x15d/0x1b0 [ 64.707335][ T8644] do_syscall_64+0xc6/0x5e0 [ 64.711840][ T8644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.717819][ T8644] RIP: 0033:0x45c889 [ 64.721709][ T8644] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.741302][ T8644] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.749708][ T8644] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 64.757671][ T8644] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 64.765633][ T8644] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.773714][ T8644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 64.781681][ T8644] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 64.789838][ T8637] CPU: 0 PID: 8637 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 64.798422][ T8637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.808455][ T8637] Call Trace: [ 64.811725][ T8637] dump_stack+0x128/0x182 [ 64.816051][ T8637] should_fail.cold.4+0x5/0x13 [ 64.820810][ T8637] ? fault_create_debugfs_attr+0x140/0x140 [ 64.826732][ T8637] should_failslab+0x5/0xf [ 64.831141][ T8637] kmem_cache_alloc+0x29f/0x740 [ 64.835995][ T8637] __d_alloc+0x25/0x870 [ 64.840131][ T8637] ? proc_setup_self+0xb3/0x370 [ 64.844961][ T8637] d_alloc+0x3f/0x200 [ 64.848921][ T8637] d_alloc_name+0x70/0xa0 [ 64.853232][ T8637] ? d_alloc_anon+0x10/0x10 [ 64.857718][ T8637] proc_setup_self+0xde/0x370 [ 64.862373][ T8637] proc_fill_super+0x35c/0x590 [ 64.867124][ T8637] ? proc_reconfigure+0x2c0/0x2c0 [ 64.872121][ T8637] vfs_get_super+0xe8/0x290 [ 64.876614][ T8637] vfs_get_tree+0x7e/0x2c0 [ 64.881005][ T8637] ? ns_capable_common+0x57/0xc0 [ 64.885918][ T8637] do_mount+0x10c3/0x1710 [ 64.890225][ T8637] ? copy_mount_string+0x20/0x20 [ 64.895138][ T8637] ? __might_fault+0xbf/0x1a0 [ 64.899804][ T8637] ? _copy_from_user+0xcd/0x110 [ 64.904625][ T8637] ? memdup_user+0x4f/0x80 [ 64.909020][ T8637] __x64_sys_mount+0x15d/0x1b0 [ 64.913869][ T8637] do_syscall_64+0xc6/0x5e0 [ 64.918350][ T8637] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.924214][ T8637] RIP: 0033:0x45c889 [ 64.928080][ T8637] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.947686][ T8637] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.956071][ T8637] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 64.964024][ T8637] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 64.971990][ T8637] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.979952][ T8637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 64.987998][ T8637] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 64.999127][ T8642] CPU: 1 PID: 8642 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 65.007712][ T8642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.017764][ T8642] Call Trace: [ 65.021057][ T8642] dump_stack+0x128/0x182 [ 65.025385][ T8642] should_fail.cold.4+0x5/0x13 [ 65.030318][ T8642] ? fault_create_debugfs_attr+0x140/0x140 [ 65.036135][ T8642] should_failslab+0x5/0xf [ 65.038511][ T8624] proc_fill_super: can't allocate /proc/self [ 65.040560][ T8642] kmem_cache_alloc+0x29f/0x740 [ 65.040579][ T8642] __d_alloc+0x25/0x870 [ 65.040586][ T8642] ? proc_setup_self+0xb3/0x370 [ 65.040597][ T8642] d_alloc+0x3f/0x200 [ 65.040608][ T8642] d_alloc_name+0x70/0xa0 [ 65.040614][ T8642] ? d_alloc_anon+0x10/0x10 [ 65.040627][ T8642] proc_setup_self+0xde/0x370 [ 65.040636][ T8642] proc_fill_super+0x35c/0x590 [ 65.040644][ T8642] ? proc_reconfigure+0x2c0/0x2c0 [ 65.070354][ T8637] proc_fill_super: can't allocate /proc/self [ 65.072706][ T8642] vfs_get_super+0xe8/0x290 [ 65.072722][ T8642] vfs_get_tree+0x7e/0x2c0 [ 65.106984][ T8642] ? ns_capable_common+0x57/0xc0 [ 65.115240][ T8642] do_mount+0x10c3/0x1710 [ 65.119589][ T8642] ? copy_mount_string+0x20/0x20 [ 65.123940][ T8651] FAULT_INJECTION: forcing a failure. [ 65.123940][ T8651] name failslab, interval 1, probability 0, space 0, times 0 [ 65.124534][ T8642] ? __might_fault+0xbf/0x1a0 [ 65.141789][ T8642] ? _copy_from_user+0xcd/0x110 [ 65.146069][ T8652] FAULT_INJECTION: forcing a failure. [ 65.146069][ T8652] name failslab, interval 1, probability 0, space 0, times 0 [ 65.146632][ T8642] ? memdup_user+0x4f/0x80 [ 65.146648][ T8642] __x64_sys_mount+0x15d/0x1b0 [ 65.146664][ T8642] do_syscall_64+0xc6/0x5e0 [ 65.176039][ T8642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.181926][ T8642] RIP: 0033:0x45c889 [ 65.185802][ T8642] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.205480][ T8642] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.214026][ T8642] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 65.221997][ T8642] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 65.229974][ T8642] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.237926][ T8642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 65.245878][ T8642] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 65.253846][ T8651] CPU: 0 PID: 8651 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 65.262431][ T8651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.272475][ T8651] Call Trace: [ 65.275745][ T8651] dump_stack+0x128/0x182 [ 65.280055][ T8651] should_fail.cold.4+0x5/0x13 [ 65.284792][ T8651] ? fault_create_debugfs_attr+0x140/0x140 [ 65.290579][ T8651] should_failslab+0x5/0xf [ 65.295055][ T8651] kmem_cache_alloc+0x29f/0x740 [ 65.299892][ T8651] ? down_write+0xdb/0x150 [ 65.304288][ T8651] ? down_write_killable_nested+0x170/0x170 [ 65.310177][ T8651] proc_alloc_inode+0x15/0x230 [ 65.315018][ T8651] ? up_write+0x148/0x460 [ 65.319336][ T8651] alloc_inode+0x57/0x190 [ 65.323665][ T8651] new_inode_pseudo+0x7/0xc0 [ 65.328236][ T8651] proc_get_inode+0x11/0x6c0 [ 65.332808][ T8651] proc_fill_super+0x317/0x590 [ 65.337553][ T8651] ? proc_reconfigure+0x2c0/0x2c0 [ 65.342565][ T8651] vfs_get_super+0xe8/0x290 [ 65.347049][ T8651] vfs_get_tree+0x7e/0x2c0 [ 65.350561][ T8631] proc_fill_super: get root inode failed [ 65.351439][ T8651] ? ns_capable_common+0x57/0xc0 [ 65.361987][ T8651] do_mount+0x10c3/0x1710 [ 65.366309][ T8651] ? copy_mount_string+0x20/0x20 [ 65.371243][ T8651] ? __might_fault+0xbf/0x1a0 [ 65.375931][ T8651] ? _copy_from_user+0xcd/0x110 [ 65.380876][ T8651] ? memdup_user+0x4f/0x80 [ 65.385298][ T8651] __x64_sys_mount+0x15d/0x1b0 [ 65.390063][ T8651] do_syscall_64+0xc6/0x5e0 [ 65.394565][ T8651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.400443][ T8651] RIP: 0033:0x45c889 [ 65.404322][ T8651] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.423996][ T8651] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.432398][ T8651] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 65.440230][ T8644] proc_fill_super: allocate dentry failed [ 65.440366][ T8651] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 65.454062][ T8651] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.462022][ T8651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 65.469985][ T8651] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 65.477979][ T8643] CPU: 1 PID: 8643 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 65.486567][ T8643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.496618][ T8643] Call Trace: [ 65.499902][ T8643] dump_stack+0x128/0x182 [ 65.504241][ T8643] should_fail.cold.4+0x5/0x13 [ 65.509007][ T8643] ? fault_create_debugfs_attr+0x140/0x140 [ 65.514818][ T8643] should_failslab+0x5/0xf [ 65.519227][ T8643] kmem_cache_alloc+0x29f/0x740 [ 65.524068][ T8643] ? d_alloc+0x18b/0x200 [ 65.528315][ T8643] proc_alloc_inode+0x15/0x230 [ 65.533073][ T8643] alloc_inode+0x57/0x190 [ 65.537517][ T8643] new_inode_pseudo+0x7/0xc0 [ 65.542106][ T8643] proc_setup_self+0xf2/0x370 [ 65.546780][ T8643] proc_fill_super+0x35c/0x590 [ 65.551528][ T8643] ? proc_reconfigure+0x2c0/0x2c0 [ 65.556528][ T8643] vfs_get_super+0xe8/0x290 [ 65.561021][ T8643] vfs_get_tree+0x7e/0x2c0 [ 65.565433][ T8643] ? ns_capable_common+0x57/0xc0 [ 65.570366][ T8643] do_mount+0x10c3/0x1710 [ 65.574680][ T8643] ? copy_mount_string+0x20/0x20 [ 65.579594][ T8643] ? __might_fault+0xbf/0x1a0 [ 65.584269][ T8643] ? _copy_from_user+0xcd/0x110 [ 65.589136][ T8643] ? memdup_user+0x4f/0x80 [ 65.593542][ T8643] __x64_sys_mount+0x15d/0x1b0 [ 65.598308][ T8643] do_syscall_64+0xc6/0x5e0 [ 65.602793][ T8643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.608658][ T8643] RIP: 0033:0x45c889 [ 65.612528][ T8643] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.632124][ T8643] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.640513][ T8643] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 65.648467][ T8643] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 65.656425][ T8643] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.664392][ T8643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 65.672339][ T8643] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 65.693010][ T8642] proc_fill_super: can't allocate /proc/self [ 65.697553][ T8652] CPU: 0 PID: 8652 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 65.707590][ T8652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.717640][ T8652] Call Trace: [ 65.720929][ T8652] dump_stack+0x128/0x182 [ 65.724134][ T8660] FAULT_INJECTION: forcing a failure. [ 65.724134][ T8660] name failslab, interval 1, probability 0, space 0, times 0 [ 65.725394][ T8652] should_fail.cold.4+0x5/0x13 [ 65.725404][ T8652] ? fault_create_debugfs_attr+0x140/0x140 [ 65.725425][ T8652] should_failslab+0x5/0xf [ 65.725432][ T8652] kmem_cache_alloc+0x29f/0x740 [ 65.725444][ T8652] ? down_write+0xdb/0x150 [ 65.738305][ T8659] FAULT_INJECTION: forcing a failure. [ 65.738305][ T8659] name failslab, interval 1, probability 0, space 0, times 0 [ 65.742757][ T8652] ? down_write_killable_nested+0x170/0x170 [ 65.742772][ T8652] proc_alloc_inode+0x15/0x230 [ 65.742779][ T8652] ? up_write+0x148/0x460 [ 65.742785][ T8652] alloc_inode+0x57/0x190 [ 65.742794][ T8652] new_inode_pseudo+0x7/0xc0 [ 65.742801][ T8652] proc_get_inode+0x11/0x6c0 [ 65.742809][ T8652] proc_fill_super+0x317/0x590 [ 65.742818][ T8652] ? proc_reconfigure+0x2c0/0x2c0 [ 65.812879][ T8652] vfs_get_super+0xe8/0x290 [ 65.817378][ T8652] vfs_get_tree+0x7e/0x2c0 [ 65.821771][ T8652] ? ns_capable_common+0x57/0xc0 [ 65.826687][ T8652] do_mount+0x10c3/0x1710 [ 65.831022][ T8652] ? copy_mount_string+0x20/0x20 [ 65.835944][ T8652] ? __might_fault+0xbf/0x1a0 [ 65.841047][ T8652] ? _copy_from_user+0xcd/0x110 [ 65.845879][ T8652] ? memdup_user+0x4f/0x80 [ 65.850274][ T8652] __x64_sys_mount+0x15d/0x1b0 [ 65.855020][ T8652] do_syscall_64+0xc6/0x5e0 [ 65.859502][ T8652] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.865369][ T8652] RIP: 0033:0x45c889 [ 65.870104][ T8652] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.889691][ T8652] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.898194][ T8652] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 65.906152][ T8652] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 65.908836][ T8643] proc_fill_super: can't allocate /proc/self [ 65.914104][ T8652] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.914107][ T8652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 65.914110][ T8652] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 65.935134][ T8660] CPU: 0 PID: 8660 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 65.954503][ T8660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.964540][ T8660] Call Trace: [ 65.967812][ T8660] dump_stack+0x128/0x182 [ 65.972128][ T8660] should_fail.cold.4+0x5/0x13 [ 65.976886][ T8660] ? fault_create_debugfs_attr+0x140/0x140 [ 65.982711][ T8660] should_failslab+0x5/0xf [ 65.987119][ T8660] kmem_cache_alloc+0x29f/0x740 [ 65.991960][ T8660] ? down_write+0xdb/0x150 [ 65.996357][ T8660] ? down_write_killable_nested+0x170/0x170 [ 66.002246][ T8660] proc_alloc_inode+0x15/0x230 [ 66.007005][ T8660] ? up_write+0x148/0x460 [ 66.011322][ T8660] alloc_inode+0x57/0x190 [ 66.015639][ T8660] new_inode_pseudo+0x7/0xc0 [ 66.020223][ T8660] proc_get_inode+0x11/0x6c0 [ 66.024798][ T8660] proc_fill_super+0x317/0x590 [ 66.029548][ T8660] ? proc_reconfigure+0x2c0/0x2c0 [ 66.034558][ T8660] vfs_get_super+0xe8/0x290 [ 66.039052][ T8660] vfs_get_tree+0x7e/0x2c0 [ 66.043588][ T8660] ? ns_capable_common+0x57/0xc0 [ 66.048534][ T8660] do_mount+0x10c3/0x1710 [ 66.052864][ T8660] ? copy_mount_string+0x20/0x20 [ 66.057789][ T8660] ? __might_fault+0xbf/0x1a0 [ 66.062472][ T8660] ? _copy_from_user+0xcd/0x110 [ 66.067415][ T8660] ? memdup_user+0x4f/0x80 [ 66.071814][ T8660] __x64_sys_mount+0x15d/0x1b0 [ 66.076559][ T8660] do_syscall_64+0xc6/0x5e0 [ 66.081043][ T8660] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.086931][ T8660] RIP: 0033:0x45c889 [ 66.090808][ T8660] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.110385][ T8660] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.118855][ T8660] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 66.126816][ T8660] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 66.130551][ T8651] proc_fill_super: get root inode failed [ 66.134762][ T8660] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.134765][ T8660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 66.134768][ T8660] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 66.153784][ T8666] FAULT_INJECTION: forcing a failure. [ 66.153784][ T8666] name failslab, interval 1, probability 0, space 0, times 0 [ 66.165197][ T8659] CPU: 1 PID: 8659 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 66.173665][ T8668] FAULT_INJECTION: forcing a failure. [ 66.173665][ T8668] name failslab, interval 1, probability 0, space 0, times 0 [ 66.178256][ T8659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.178259][ T8659] Call Trace: [ 66.178272][ T8659] dump_stack+0x128/0x182 [ 66.178285][ T8659] should_fail.cold.4+0x5/0x13 [ 66.221929][ T8659] ? fault_create_debugfs_attr+0x140/0x140 [ 66.227721][ T8659] should_failslab+0x5/0xf [ 66.232114][ T8659] kmem_cache_alloc+0x29f/0x740 [ 66.236942][ T8659] ? down_write+0xdb/0x150 [ 66.241349][ T8659] ? down_write_killable_nested+0x170/0x170 [ 66.247224][ T8659] proc_alloc_inode+0x15/0x230 [ 66.251965][ T8659] ? up_write+0x148/0x460 [ 66.256356][ T8659] alloc_inode+0x57/0x190 [ 66.260661][ T8659] new_inode_pseudo+0x7/0xc0 [ 66.266023][ T8659] proc_get_inode+0x11/0x6c0 [ 66.270609][ T8659] proc_fill_super+0x317/0x590 [ 66.275369][ T8659] ? proc_reconfigure+0x2c0/0x2c0 [ 66.280372][ T8659] vfs_get_super+0xe8/0x290 [ 66.284851][ T8659] vfs_get_tree+0x7e/0x2c0 [ 66.289344][ T8659] ? ns_capable_common+0x57/0xc0 [ 66.294285][ T8659] do_mount+0x10c3/0x1710 [ 66.298634][ T8659] ? copy_mount_string+0x20/0x20 [ 66.304600][ T8659] ? __might_fault+0xbf/0x1a0 [ 66.309266][ T8659] ? _copy_from_user+0xcd/0x110 [ 66.314103][ T8659] ? memdup_user+0x4f/0x80 [ 66.318517][ T8659] __x64_sys_mount+0x15d/0x1b0 [ 66.323263][ T8659] do_syscall_64+0xc6/0x5e0 [ 66.327755][ T8659] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.333636][ T8659] RIP: 0033:0x45c889 [ 66.337507][ T8659] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.357089][ T8659] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.365502][ T8659] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 66.373459][ T8659] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 66.381434][ T8659] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.389401][ T8659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 66.397368][ T8659] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 66.405372][ T8666] CPU: 0 PID: 8666 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 66.414003][ T8666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.424070][ T8666] Call Trace: [ 66.427356][ T8666] dump_stack+0x128/0x182 [ 66.431696][ T8666] should_fail.cold.4+0x5/0x13 [ 66.436461][ T8666] ? fault_create_debugfs_attr+0x140/0x140 [ 66.442284][ T8666] should_failslab+0x5/0xf [ 66.446700][ T8666] kmem_cache_alloc+0x29f/0x740 [ 66.451563][ T8666] __d_alloc+0x25/0x870 [ 66.455714][ T8666] ? proc_setup_self+0xb3/0x370 [ 66.460575][ T8666] d_alloc+0x3f/0x200 [ 66.464568][ T8666] d_alloc_name+0x70/0xa0 [ 66.468931][ T8666] ? d_alloc_anon+0x10/0x10 [ 66.473452][ T8666] proc_setup_self+0xde/0x370 [ 66.473827][ T8660] proc_fill_super: get root inode failed [ 66.478132][ T8666] proc_fill_super+0x35c/0x590 [ 66.478141][ T8666] ? proc_reconfigure+0x2c0/0x2c0 [ 66.478149][ T8666] vfs_get_super+0xe8/0x290 [ 66.478164][ T8666] vfs_get_tree+0x7e/0x2c0 [ 66.478172][ T8666] ? ns_capable_common+0x57/0xc0 [ 66.478182][ T8666] do_mount+0x10c3/0x1710 [ 66.478192][ T8666] ? copy_mount_string+0x20/0x20 [ 66.484100][ T8659] proc_fill_super: get root inode failed [ 66.488545][ T8666] ? __might_fault+0xbf/0x1a0 [ 66.488568][ T8666] ? _copy_from_user+0xcd/0x110 [ 66.488577][ T8666] ? memdup_user+0x4f/0x80 [ 66.488590][ T8666] __x64_sys_mount+0x15d/0x1b0 [ 66.488603][ T8666] do_syscall_64+0xc6/0x5e0 [ 66.488615][ T8666] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.504952][ T8652] proc_fill_super: get root inode failed [ 66.507439][ T8666] RIP: 0033:0x45c889 [ 66.507446][ T8666] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.507450][ T8666] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.507456][ T8666] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 66.507459][ T8666] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 66.507462][ T8666] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.507468][ T8666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 66.620705][ T8666] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 66.628679][ T8668] CPU: 1 PID: 8668 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 66.637278][ T8668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.647337][ T8668] Call Trace: [ 66.650631][ T8668] dump_stack+0x128/0x182 [ 66.654968][ T8668] should_fail.cold.4+0x5/0x13 [ 66.659732][ T8668] ? fault_create_debugfs_attr+0x140/0x140 [ 66.665553][ T8668] should_failslab+0x5/0xf [ 66.669974][ T8668] kmem_cache_alloc+0x29f/0x740 [ 66.674829][ T8668] ? down_write+0xdb/0x150 [ 66.678293][ T8673] FAULT_INJECTION: forcing a failure. [ 66.678293][ T8673] name failslab, interval 1, probability 0, space 0, times 0 [ 66.679239][ T8668] ? down_write_killable_nested+0x170/0x170 [ 66.679254][ T8668] proc_alloc_inode+0x15/0x230 [ 66.679261][ T8668] ? up_write+0x148/0x460 [ 66.679268][ T8668] alloc_inode+0x57/0x190 [ 66.679276][ T8668] new_inode_pseudo+0x7/0xc0 [ 66.679283][ T8668] proc_get_inode+0x11/0x6c0 [ 66.679291][ T8668] proc_fill_super+0x317/0x590 [ 66.679300][ T8668] ? proc_reconfigure+0x2c0/0x2c0 [ 66.679307][ T8668] vfs_get_super+0xe8/0x290 [ 66.679316][ T8668] vfs_get_tree+0x7e/0x2c0 [ 66.679323][ T8668] ? ns_capable_common+0x57/0xc0 [ 66.679331][ T8668] do_mount+0x10c3/0x1710 [ 66.679342][ T8668] ? copy_mount_string+0x20/0x20 [ 66.679348][ T8668] ? __might_fault+0xbf/0x1a0 [ 66.679366][ T8668] ? _copy_from_user+0xcd/0x110 [ 66.692964][ T8674] FAULT_INJECTION: forcing a failure. [ 66.692964][ T8674] name failslab, interval 1, probability 0, space 0, times 0 [ 66.697897][ T8668] ? memdup_user+0x4f/0x80 [ 66.697911][ T8668] __x64_sys_mount+0x15d/0x1b0 [ 66.697922][ T8668] do_syscall_64+0xc6/0x5e0 [ 66.697934][ T8668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.697940][ T8668] RIP: 0033:0x45c889 [ 66.697947][ T8668] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.697950][ T8668] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.697956][ T8668] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 66.697959][ T8668] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 66.697961][ T8668] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.697964][ T8668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 66.697969][ T8668] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 66.867286][ T8673] CPU: 0 PID: 8673 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 66.876657][ T8673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.886711][ T8673] Call Trace: [ 66.890009][ T8673] dump_stack+0x128/0x182 [ 66.894340][ T8673] should_fail.cold.4+0x5/0x13 [ 66.899105][ T8673] ? fault_create_debugfs_attr+0x140/0x140 [ 66.904921][ T8673] should_failslab+0x5/0xf [ 66.909349][ T8673] kmem_cache_alloc+0x29f/0x740 [ 66.914207][ T8673] __d_alloc+0x25/0x870 [ 66.915398][ T8677] FAULT_INJECTION: forcing a failure. [ 66.915398][ T8677] name failslab, interval 1, probability 0, space 0, times 0 [ 66.918355][ T8673] ? proc_setup_self+0xb3/0x370 [ 66.918368][ T8673] d_alloc+0x3f/0x200 [ 66.918380][ T8673] d_alloc_name+0x70/0xa0 [ 66.918386][ T8673] ? d_alloc_anon+0x10/0x10 [ 66.918402][ T8673] proc_setup_self+0xde/0x370 [ 66.918412][ T8673] proc_fill_super+0x35c/0x590 [ 66.932064][ T8678] FAULT_INJECTION: forcing a failure. [ 66.932064][ T8678] name failslab, interval 1, probability 0, space 0, times 0 [ 66.935813][ T8673] ? proc_reconfigure+0x2c0/0x2c0 [ 66.935820][ T8673] vfs_get_super+0xe8/0x290 [ 66.935832][ T8673] vfs_get_tree+0x7e/0x2c0 [ 66.935839][ T8673] ? ns_capable_common+0x57/0xc0 [ 66.935848][ T8673] do_mount+0x10c3/0x1710 [ 66.935860][ T8673] ? copy_mount_string+0x20/0x20 [ 66.935867][ T8673] ? __might_fault+0xbf/0x1a0 [ 66.935886][ T8673] ? _copy_from_user+0xcd/0x110 [ 67.008836][ T8673] ? memdup_user+0x4f/0x80 [ 67.013232][ T8673] __x64_sys_mount+0x15d/0x1b0 [ 67.017974][ T8673] do_syscall_64+0xc6/0x5e0 [ 67.022468][ T8673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.028614][ T8673] RIP: 0033:0x45c889 [ 67.032481][ T8673] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.052173][ T8673] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.060566][ T8673] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 67.068540][ T8673] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 67.076498][ T8673] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.084451][ T8673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 67.092398][ T8673] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 67.100394][ T8678] CPU: 1 PID: 8678 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 67.108985][ T8678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.119065][ T8678] Call Trace: [ 67.122358][ T8678] dump_stack+0x128/0x182 [ 67.126682][ T8678] should_fail.cold.4+0x5/0x13 [ 67.131472][ T8678] ? fault_create_debugfs_attr+0x140/0x140 [ 67.137286][ T8678] should_failslab+0x5/0xf [ 67.141686][ T8678] kmem_cache_alloc+0x29f/0x740 [ 67.146516][ T8678] ? down_write+0xdb/0x150 [ 67.150910][ T8678] ? down_write_killable_nested+0x170/0x170 [ 67.156782][ T8678] proc_alloc_inode+0x15/0x230 [ 67.161524][ T8678] ? up_write+0x148/0x460 [ 67.165834][ T8678] alloc_inode+0x57/0x190 [ 67.170150][ T8678] new_inode_pseudo+0x7/0xc0 [ 67.174715][ T8678] proc_get_inode+0x11/0x6c0 [ 67.179288][ T8678] proc_fill_super+0x317/0x590 [ 67.184032][ T8678] ? proc_reconfigure+0x2c0/0x2c0 [ 67.189044][ T8678] vfs_get_super+0xe8/0x290 [ 67.193532][ T8678] vfs_get_tree+0x7e/0x2c0 [ 67.198106][ T8678] ? ns_capable_common+0x57/0xc0 [ 67.203037][ T8678] do_mount+0x10c3/0x1710 [ 67.207361][ T8678] ? copy_mount_string+0x20/0x20 [ 67.212298][ T8678] ? __might_fault+0xbf/0x1a0 [ 67.216965][ T8678] ? _copy_from_user+0xcd/0x110 [ 67.221795][ T8678] ? memdup_user+0x4f/0x80 [ 67.226544][ T8678] __x64_sys_mount+0x15d/0x1b0 [ 67.231289][ T8678] do_syscall_64+0xc6/0x5e0 [ 67.235770][ T8678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.241639][ T8678] RIP: 0033:0x45c889 [ 67.245505][ T8678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.260730][ T8666] proc_fill_super: can't allocate /proc/self [ 67.265091][ T8678] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.265098][ T8678] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 67.265101][ T8678] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 67.265104][ T8678] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.265108][ T8678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 67.265111][ T8678] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 67.273595][ T8677] CPU: 1 PID: 8677 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 67.329831][ T8677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.339877][ T8677] Call Trace: [ 67.343146][ T8677] dump_stack+0x128/0x182 [ 67.347470][ T8677] should_fail.cold.4+0x5/0x13 [ 67.352213][ T8677] ? fault_create_debugfs_attr+0x140/0x140 [ 67.358012][ T8677] should_failslab+0x5/0xf [ 67.362417][ T8677] kmem_cache_alloc+0x29f/0x740 [ 67.367263][ T8677] ? down_write+0xdb/0x150 [ 67.371687][ T8677] ? down_write_killable_nested+0x170/0x170 [ 67.377585][ T8677] proc_alloc_inode+0x15/0x230 [ 67.382336][ T8677] ? up_write+0x148/0x460 [ 67.386642][ T8677] alloc_inode+0x57/0x190 [ 67.391227][ T8677] new_inode_pseudo+0x7/0xc0 [ 67.395792][ T8677] proc_get_inode+0x11/0x6c0 [ 67.400375][ T8677] proc_fill_super+0x317/0x590 [ 67.405123][ T8677] ? proc_reconfigure+0x2c0/0x2c0 2020/04/13 18:22:37 executed programs: 44 [ 67.407366][ T8673] proc_fill_super: can't allocate /proc/self [ 67.410125][ T8677] vfs_get_super+0xe8/0x290 [ 67.410138][ T8677] vfs_get_tree+0x7e/0x2c0 [ 67.410145][ T8677] ? ns_capable_common+0x57/0xc0 [ 67.410156][ T8677] do_mount+0x10c3/0x1710 [ 67.410168][ T8677] ? copy_mount_string+0x20/0x20 [ 67.410174][ T8677] ? __might_fault+0xbf/0x1a0 [ 67.410195][ T8677] ? _copy_from_user+0xcd/0x110 [ 67.410203][ T8677] ? memdup_user+0x4f/0x80 [ 67.410214][ T8677] __x64_sys_mount+0x15d/0x1b0 [ 67.410225][ T8677] do_syscall_64+0xc6/0x5e0 [ 67.410237][ T8677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.410244][ T8677] RIP: 0033:0x45c889 [ 67.410250][ T8677] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.410254][ T8677] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.410260][ T8677] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 67.410265][ T8677] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 67.460996][ T8682] FAULT_INJECTION: forcing a failure. [ 67.460996][ T8682] name failslab, interval 1, probability 0, space 0, times 0 [ 67.463419][ T8677] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.463422][ T8677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 67.463426][ T8677] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 67.476137][ T8678] proc_fill_super: get root inode failed [ 67.511147][ T8674] CPU: 0 PID: 8674 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 67.544339][ T8677] proc_fill_super: get root inode failed [ 67.546870][ T8674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.546874][ T8674] Call Trace: [ 67.546888][ T8674] dump_stack+0x128/0x182 [ 67.546902][ T8674] should_fail.cold.4+0x5/0x13 [ 67.581578][ T8668] proc_fill_super: get root inode failed [ 67.584887][ T8674] ? fault_create_debugfs_attr+0x140/0x140 [ 67.584907][ T8674] should_failslab+0x5/0xf [ 67.604557][ T8686] FAULT_INJECTION: forcing a failure. [ 67.604557][ T8686] name failslab, interval 1, probability 0, space 0, times 0 [ 67.608780][ T8674] kmem_cache_alloc+0x29f/0x740 [ 67.608800][ T8674] __d_alloc+0x25/0x870 [ 67.608807][ T8674] ? proc_setup_self+0xb3/0x370 [ 67.608817][ T8674] d_alloc+0x3f/0x200 [ 67.608826][ T8674] d_alloc_name+0x70/0xa0 [ 67.608832][ T8674] ? d_alloc_anon+0x10/0x10 [ 67.608846][ T8674] proc_setup_self+0xde/0x370 [ 67.656985][ T8674] proc_fill_super+0x35c/0x590 [ 67.661725][ T8674] ? proc_reconfigure+0x2c0/0x2c0 [ 67.666732][ T8674] vfs_get_super+0xe8/0x290 [ 67.671228][ T8674] vfs_get_tree+0x7e/0x2c0 [ 67.675616][ T8674] ? ns_capable_common+0x57/0xc0 [ 67.680541][ T8674] do_mount+0x10c3/0x1710 [ 67.684849][ T8674] ? copy_mount_string+0x20/0x20 [ 67.689770][ T8674] ? __might_fault+0xbf/0x1a0 [ 67.694543][ T8674] ? _copy_from_user+0xcd/0x110 [ 67.699387][ T8674] ? memdup_user+0x4f/0x80 [ 67.703796][ T8674] __x64_sys_mount+0x15d/0x1b0 [ 67.708556][ T8674] do_syscall_64+0xc6/0x5e0 [ 67.713074][ T8674] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.718956][ T8674] RIP: 0033:0x45c889 [ 67.722826][ T8674] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.742665][ T8674] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.751143][ T8674] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 67.759185][ T8674] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 67.767128][ T8674] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.775086][ T8674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 67.783032][ T8674] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 67.790998][ T8686] CPU: 1 PID: 8686 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 67.799582][ T8686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.809632][ T8686] Call Trace: [ 67.809663][ T8688] FAULT_INJECTION: forcing a failure. [ 67.809663][ T8688] name failslab, interval 1, probability 0, space 0, times 0 [ 67.812908][ T8686] dump_stack+0x128/0x182 [ 67.812923][ T8686] should_fail.cold.4+0x5/0x13 [ 67.812933][ T8686] ? fault_create_debugfs_attr+0x140/0x140 [ 67.812953][ T8686] should_failslab+0x5/0xf [ 67.812960][ T8686] kmem_cache_alloc+0x29f/0x740 [ 67.812970][ T8686] ? down_write+0xdb/0x150 [ 67.853951][ T8686] ? down_write_killable_nested+0x170/0x170 [ 67.859835][ T8686] proc_alloc_inode+0x15/0x230 [ 67.864591][ T8686] ? up_write+0x148/0x460 [ 67.868902][ T8686] alloc_inode+0x57/0x190 [ 67.873227][ T8686] new_inode_pseudo+0x7/0xc0 [ 67.877992][ T8686] proc_get_inode+0x11/0x6c0 [ 67.882565][ T8686] proc_fill_super+0x317/0x590 [ 67.887308][ T8686] ? proc_reconfigure+0x2c0/0x2c0 [ 67.892319][ T8686] vfs_get_super+0xe8/0x290 [ 67.896809][ T8686] vfs_get_tree+0x7e/0x2c0 [ 67.901202][ T8686] ? ns_capable_common+0x57/0xc0 [ 67.906114][ T8686] do_mount+0x10c3/0x1710 [ 67.910433][ T8686] ? copy_mount_string+0x20/0x20 [ 67.915356][ T8686] ? __might_fault+0xbf/0x1a0 [ 67.920024][ T8686] ? _copy_from_user+0xcd/0x110 [ 67.924859][ T8686] ? memdup_user+0x4f/0x80 [ 67.929259][ T8686] __x64_sys_mount+0x15d/0x1b0 [ 67.934002][ T8686] do_syscall_64+0xc6/0x5e0 [ 67.938482][ T8686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.944351][ T8686] RIP: 0033:0x45c889 [ 67.948226][ T8686] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.967809][ T8686] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.976195][ T8686] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 67.984139][ T8686] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 67.992088][ T8686] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.000036][ T8686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 68.007995][ T8686] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 68.015964][ T8682] CPU: 0 PID: 8682 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 68.024553][ T8682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.034701][ T8682] Call Trace: [ 68.038034][ T8682] dump_stack+0x128/0x182 [ 68.042407][ T8682] should_fail.cold.4+0x5/0x13 [ 68.047174][ T8682] ? fault_create_debugfs_attr+0x140/0x140 [ 68.053096][ T8682] should_failslab+0x5/0xf [ 68.057618][ T8682] kmem_cache_alloc+0x29f/0x740 [ 68.062476][ T8682] ? down_write+0xdb/0x150 [ 68.066893][ T8682] ? down_write_killable_nested+0x170/0x170 [ 68.072794][ T8682] proc_alloc_inode+0x15/0x230 [ 68.077567][ T8682] ? up_write+0x148/0x460 [ 68.081895][ T8682] alloc_inode+0x57/0x190 [ 68.086249][ T8682] new_inode_pseudo+0x7/0xc0 [ 68.090841][ T8682] proc_get_inode+0x11/0x6c0 [ 68.095722][ T8686] proc_fill_super: get root inode failed [ 68.095948][ T8682] proc_fill_super+0x317/0x590 [ 68.106313][ T8682] ? proc_reconfigure+0x2c0/0x2c0 [ 68.111333][ T8682] vfs_get_super+0xe8/0x290 [ 68.115836][ T8682] vfs_get_tree+0x7e/0x2c0 [ 68.120240][ T8682] ? ns_capable_common+0x57/0xc0 [ 68.125164][ T8682] do_mount+0x10c3/0x1710 [ 68.129488][ T8682] ? copy_mount_string+0x20/0x20 [ 68.134421][ T8682] ? __might_fault+0xbf/0x1a0 [ 68.139091][ T8682] ? _copy_from_user+0xcd/0x110 [ 68.143928][ T8682] ? memdup_user+0x4f/0x80 [ 68.148335][ T8682] __x64_sys_mount+0x15d/0x1b0 [ 68.153086][ T8682] do_syscall_64+0xc6/0x5e0 [ 68.157596][ T8682] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.163474][ T8682] RIP: 0033:0x45c889 [ 68.167359][ T8682] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.186948][ T8682] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.195334][ T8682] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 68.203294][ T8682] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 68.211518][ T8682] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.219671][ T8682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 68.227622][ T8682] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 68.235589][ T8688] CPU: 1 PID: 8688 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 68.244170][ T8688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.254216][ T8688] Call Trace: [ 68.257515][ T8688] dump_stack+0x128/0x182 [ 68.261861][ T8688] should_fail.cold.4+0x5/0x13 [ 68.262696][ T8695] FAULT_INJECTION: forcing a failure. [ 68.262696][ T8695] name failslab, interval 1, probability 0, space 0, times 0 [ 68.266612][ T8688] ? fault_create_debugfs_attr+0x140/0x140 [ 68.266635][ T8688] should_failslab+0x5/0xf [ 68.266641][ T8688] kmem_cache_alloc+0x29f/0x740 [ 68.266650][ T8688] ? down_write+0xdb/0x150 [ 68.266657][ T8688] ? down_write_killable_nested+0x170/0x170 [ 68.266673][ T8688] proc_alloc_inode+0x15/0x230 [ 68.280964][ T8696] FAULT_INJECTION: forcing a failure. [ 68.280964][ T8696] name failslab, interval 1, probability 0, space 0, times 0 [ 68.285028][ T8688] ? up_write+0x148/0x460 [ 68.285036][ T8688] alloc_inode+0x57/0x190 [ 68.285045][ T8688] new_inode_pseudo+0x7/0xc0 [ 68.285053][ T8688] proc_get_inode+0x11/0x6c0 [ 68.285062][ T8688] proc_fill_super+0x317/0x590 [ 68.285070][ T8688] ? proc_reconfigure+0x2c0/0x2c0 [ 68.285077][ T8688] vfs_get_super+0xe8/0x290 [ 68.285090][ T8688] vfs_get_tree+0x7e/0x2c0 [ 68.358188][ T8688] ? ns_capable_common+0x57/0xc0 [ 68.363121][ T8688] do_mount+0x10c3/0x1710 [ 68.367451][ T8688] ? copy_mount_string+0x20/0x20 [ 68.372462][ T8688] ? __might_fault+0xbf/0x1a0 [ 68.377136][ T8688] ? _copy_from_user+0xcd/0x110 [ 68.381969][ T8688] ? memdup_user+0x4f/0x80 [ 68.386379][ T8688] __x64_sys_mount+0x15d/0x1b0 [ 68.391124][ T8688] do_syscall_64+0xc6/0x5e0 [ 68.395610][ T8688] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.401490][ T8688] RIP: 0033:0x45c889 [ 68.405372][ T8688] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.424962][ T8688] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.433351][ T8688] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 68.441303][ T8688] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 68.449272][ T8688] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.457242][ T8688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 68.465302][ T8688] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 68.473275][ T8695] CPU: 0 PID: 8695 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 68.481858][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.491916][ T8695] Call Trace: [ 68.495208][ T8695] dump_stack+0x128/0x182 [ 68.499539][ T8695] should_fail.cold.4+0x5/0x13 [ 68.504299][ T8695] ? fault_create_debugfs_attr+0x140/0x140 [ 68.510112][ T8695] should_failslab+0x5/0xf [ 68.514532][ T8695] kmem_cache_alloc+0x29f/0x740 [ 68.519376][ T8695] ? d_alloc+0x18b/0x200 [ 68.519393][ T8698] FAULT_INJECTION: forcing a failure. [ 68.519393][ T8698] name failslab, interval 1, probability 0, space 0, times 0 [ 68.523610][ T8695] proc_alloc_inode+0x15/0x230 [ 68.523617][ T8695] alloc_inode+0x57/0x190 [ 68.523625][ T8695] new_inode_pseudo+0x7/0xc0 [ 68.523634][ T8695] proc_setup_self+0xf2/0x370 [ 68.555016][ T8695] proc_fill_super+0x35c/0x590 [ 68.559785][ T8695] ? proc_reconfigure+0x2c0/0x2c0 [ 68.564891][ T8695] vfs_get_super+0xe8/0x290 [ 68.569389][ T8695] vfs_get_tree+0x7e/0x2c0 [ 68.573803][ T8695] ? ns_capable_common+0x57/0xc0 [ 68.578730][ T8695] do_mount+0x10c3/0x1710 [ 68.583041][ T8695] ? copy_mount_string+0x20/0x20 [ 68.587952][ T8695] ? __might_fault+0xbf/0x1a0 [ 68.592611][ T8695] ? _copy_from_user+0xcd/0x110 [ 68.597435][ T8695] ? memdup_user+0x4f/0x80 [ 68.601828][ T8695] __x64_sys_mount+0x15d/0x1b0 [ 68.606575][ T8695] do_syscall_64+0xc6/0x5e0 [ 68.611064][ T8695] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.616927][ T8695] RIP: 0033:0x45c889 [ 68.620812][ T8695] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.640397][ T8695] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.648801][ T8695] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 68.656745][ T8695] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 68.664978][ T8695] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.673039][ T8695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 68.680999][ T8695] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 68.688980][ T8698] CPU: 1 PID: 8698 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 68.697563][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.707597][ T8698] Call Trace: [ 68.710870][ T8698] dump_stack+0x128/0x182 [ 68.715195][ T8698] should_fail.cold.4+0x5/0x13 [ 68.719943][ T8698] ? fault_create_debugfs_attr+0x140/0x140 [ 68.725756][ T8698] should_failslab+0x5/0xf [ 68.730151][ T8698] kmem_cache_alloc+0x29f/0x740 [ 68.734978][ T8698] ? down_write+0xdb/0x150 [ 68.739367][ T8698] ? down_write_killable_nested+0x170/0x170 [ 68.745246][ T8698] proc_alloc_inode+0x15/0x230 [ 68.749991][ T8698] ? up_write+0x148/0x460 [ 68.754304][ T8698] alloc_inode+0x57/0x190 [ 68.758620][ T8698] new_inode_pseudo+0x7/0xc0 [ 68.762877][ T8674] proc_fill_super: can't allocate /proc/self [ 68.763194][ T8698] proc_get_inode+0x11/0x6c0 [ 68.763204][ T8698] proc_fill_super+0x317/0x590 [ 68.763213][ T8698] ? proc_reconfigure+0x2c0/0x2c0 [ 68.763220][ T8698] vfs_get_super+0xe8/0x290 [ 68.763231][ T8698] vfs_get_tree+0x7e/0x2c0 [ 68.793437][ T8698] ? ns_capable_common+0x57/0xc0 [ 68.798367][ T8698] do_mount+0x10c3/0x1710 [ 68.802690][ T8698] ? copy_mount_string+0x20/0x20 [ 68.807623][ T8698] ? __might_fault+0xbf/0x1a0 [ 68.807962][ T8702] FAULT_INJECTION: forcing a failure. [ 68.807962][ T8702] name failslab, interval 1, probability 0, space 0, times 0 [ 68.812321][ T8698] ? _copy_from_user+0xcd/0x110 [ 68.812330][ T8698] ? memdup_user+0x4f/0x80 [ 68.812344][ T8698] __x64_sys_mount+0x15d/0x1b0 [ 68.812358][ T8698] do_syscall_64+0xc6/0x5e0 [ 68.812371][ T8698] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.812377][ T8698] RIP: 0033:0x45c889 [ 68.812383][ T8698] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.812386][ T8698] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.812391][ T8698] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 68.812393][ T8698] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 68.812396][ T8698] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.812399][ T8698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 68.812402][ T8698] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 68.903150][ T8688] proc_fill_super: get root inode failed [ 68.912521][ T8696] CPU: 0 PID: 8696 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 68.924705][ T8698] proc_fill_super: get root inode failed [ 68.926120][ T8696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.926124][ T8696] Call Trace: [ 68.926139][ T8696] dump_stack+0x128/0x182 [ 68.926154][ T8696] should_fail.cold.4+0x5/0x13 [ 68.926164][ T8696] ? fault_create_debugfs_attr+0x140/0x140 [ 68.926183][ T8696] should_failslab+0x5/0xf [ 68.978548][ T8696] kmem_cache_alloc+0x29f/0x740 [ 68.983408][ T8696] __d_alloc+0x25/0x870 [ 68.987562][ T8696] ? proc_setup_self+0xb3/0x370 [ 68.992416][ T8696] d_alloc+0x3f/0x200 [ 68.996404][ T8696] d_alloc_name+0x70/0xa0 [ 69.000824][ T8696] ? d_alloc_anon+0x10/0x10 [ 69.005334][ T8696] proc_setup_self+0xde/0x370 [ 69.010011][ T8696] proc_fill_super+0x35c/0x590 [ 69.014782][ T8696] ? proc_reconfigure+0x2c0/0x2c0 [ 69.019846][ T8696] vfs_get_super+0xe8/0x290 [ 69.024352][ T8696] vfs_get_tree+0x7e/0x2c0 [ 69.028766][ T8696] ? ns_capable_common+0x57/0xc0 [ 69.033706][ T8696] do_mount+0x10c3/0x1710 [ 69.036521][ T8711] FAULT_INJECTION: forcing a failure. [ 69.036521][ T8711] name failslab, interval 1, probability 0, space 0, times 0 [ 69.038035][ T8696] ? copy_mount_string+0x20/0x20 [ 69.038043][ T8696] ? __might_fault+0xbf/0x1a0 [ 69.038067][ T8696] ? _copy_from_user+0xcd/0x110 [ 69.038078][ T8696] ? memdup_user+0x4f/0x80 [ 69.052583][ T8712] FAULT_INJECTION: forcing a failure. [ 69.052583][ T8712] name failslab, interval 1, probability 0, space 0, times 0 [ 69.055591][ T8696] __x64_sys_mount+0x15d/0x1b0 [ 69.055605][ T8696] do_syscall_64+0xc6/0x5e0 [ 69.055618][ T8696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.055624][ T8696] RIP: 0033:0x45c889 [ 69.055633][ T8696] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.121625][ T8696] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.130025][ T8696] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 69.137986][ T8696] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 69.145942][ T8696] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.153894][ T8696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 69.161860][ T8696] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 69.169829][ T8712] CPU: 1 PID: 8712 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 69.172267][ T8682] proc_fill_super: get root inode failed [ 69.178422][ T8712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.178426][ T8712] Call Trace: [ 69.178443][ T8712] dump_stack+0x128/0x182 [ 69.178457][ T8712] should_fail.cold.4+0x5/0x13 [ 69.178466][ T8712] ? fault_create_debugfs_attr+0x140/0x140 [ 69.212690][ T8712] should_failslab+0x5/0xf [ 69.217087][ T8712] kmem_cache_alloc+0x29f/0x740 [ 69.221915][ T8712] ? down_write+0xdb/0x150 [ 69.222401][ T8695] proc_fill_super: can't allocate /proc/self [ 69.226304][ T8712] ? down_write_killable_nested+0x170/0x170 [ 69.226319][ T8712] proc_alloc_inode+0x15/0x230 [ 69.226327][ T8712] ? up_write+0x148/0x460 [ 69.226333][ T8712] alloc_inode+0x57/0x190 [ 69.226344][ T8712] new_inode_pseudo+0x7/0xc0 [ 69.256089][ T8712] proc_get_inode+0x11/0x6c0 [ 69.260658][ T8712] proc_fill_super+0x317/0x590 [ 69.265405][ T8712] ? proc_reconfigure+0x2c0/0x2c0 [ 69.270413][ T8712] vfs_get_super+0xe8/0x290 [ 69.274921][ T8712] vfs_get_tree+0x7e/0x2c0 [ 69.279423][ T8712] ? ns_capable_common+0x57/0xc0 [ 69.284355][ T8712] do_mount+0x10c3/0x1710 [ 69.288677][ T8712] ? copy_mount_string+0x20/0x20 [ 69.290161][ T8714] FAULT_INJECTION: forcing a failure. [ 69.290161][ T8714] name failslab, interval 1, probability 0, space 0, times 0 [ 69.293600][ T8712] ? __might_fault+0xbf/0x1a0 [ 69.293622][ T8712] ? _copy_from_user+0xcd/0x110 [ 69.293631][ T8712] ? memdup_user+0x4f/0x80 [ 69.293645][ T8712] __x64_sys_mount+0x15d/0x1b0 [ 69.293658][ T8712] do_syscall_64+0xc6/0x5e0 [ 69.329393][ T8712] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.335276][ T8712] RIP: 0033:0x45c889 [ 69.339143][ T8712] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.358739][ T8712] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.367140][ T8712] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 69.375114][ T8712] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 69.383087][ T8712] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.391073][ T8712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 69.399032][ T8712] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 69.407007][ T8714] CPU: 0 PID: 8714 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 69.415593][ T8714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.425677][ T8714] Call Trace: [ 69.428999][ T8714] dump_stack+0x128/0x182 [ 69.433334][ T8714] should_fail.cold.4+0x5/0x13 [ 69.438209][ T8714] ? fault_create_debugfs_attr+0x140/0x140 [ 69.444022][ T8714] should_failslab+0x5/0xf [ 69.448429][ T8714] kmem_cache_alloc+0x29f/0x740 [ 69.454396][ T8714] __d_alloc+0x25/0x870 [ 69.459606][ T8714] ? proc_setup_self+0xb3/0x370 [ 69.464476][ T8714] d_alloc+0x3f/0x200 [ 69.468454][ T8714] d_alloc_name+0x70/0xa0 [ 69.472783][ T8714] ? d_alloc_anon+0x10/0x10 [ 69.477279][ T8714] proc_setup_self+0xde/0x370 [ 69.481936][ T8714] proc_fill_super+0x35c/0x590 [ 69.486709][ T8714] ? proc_reconfigure+0x2c0/0x2c0 [ 69.491747][ T8714] vfs_get_super+0xe8/0x290 [ 69.496253][ T8714] vfs_get_tree+0x7e/0x2c0 [ 69.500668][ T8714] ? ns_capable_common+0x57/0xc0 [ 69.505605][ T8714] do_mount+0x10c3/0x1710 [ 69.509933][ T8714] ? copy_mount_string+0x20/0x20 [ 69.514855][ T8714] ? __might_fault+0xbf/0x1a0 [ 69.519522][ T8714] ? _copy_from_user+0xcd/0x110 [ 69.524393][ T8714] ? memdup_user+0x4f/0x80 [ 69.528797][ T8714] __x64_sys_mount+0x15d/0x1b0 [ 69.533550][ T8714] do_syscall_64+0xc6/0x5e0 [ 69.538043][ T8714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.543928][ T8714] RIP: 0033:0x45c889 [ 69.547809][ T8714] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.567390][ T8714] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.575777][ T8714] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 69.583723][ T8714] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 69.591682][ T8714] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.599630][ T8714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 69.607581][ T8714] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 69.615558][ T8711] CPU: 1 PID: 8711 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 69.624139][ T8711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.634189][ T8711] Call Trace: [ 69.637474][ T8711] dump_stack+0x128/0x182 [ 69.641795][ T8711] should_fail.cold.4+0x5/0x13 [ 69.646539][ T8711] ? fault_create_debugfs_attr+0x140/0x140 [ 69.652329][ T8711] should_failslab+0x5/0xf [ 69.656721][ T8711] kmem_cache_alloc+0x29f/0x740 [ 69.661564][ T8711] ? down_write+0xdb/0x150 [ 69.665962][ T8711] ? down_write_killable_nested+0x170/0x170 [ 69.671851][ T8711] proc_alloc_inode+0x15/0x230 [ 69.676588][ T8711] ? up_write+0x148/0x460 [ 69.680894][ T8711] alloc_inode+0x57/0x190 [ 69.684273][ T8696] proc_fill_super: can't allocate /proc/self [ 69.685208][ T8711] new_inode_pseudo+0x7/0xc0 [ 69.695739][ T8711] proc_get_inode+0x11/0x6c0 [ 69.700309][ T8711] proc_fill_super+0x317/0x590 [ 69.705060][ T8711] ? proc_reconfigure+0x2c0/0x2c0 [ 69.710080][ T8711] vfs_get_super+0xe8/0x290 [ 69.714585][ T8711] vfs_get_tree+0x7e/0x2c0 [ 69.718996][ T8711] ? ns_capable_common+0x57/0xc0 [ 69.723939][ T8711] do_mount+0x10c3/0x1710 [ 69.728257][ T8711] ? copy_mount_string+0x20/0x20 [ 69.733172][ T8711] ? __might_fault+0xbf/0x1a0 [ 69.736856][ T8718] FAULT_INJECTION: forcing a failure. [ 69.736856][ T8718] name failslab, interval 1, probability 0, space 0, times 0 [ 69.737862][ T8711] ? _copy_from_user+0xcd/0x110 [ 69.737873][ T8711] ? memdup_user+0x4f/0x80 [ 69.737886][ T8711] __x64_sys_mount+0x15d/0x1b0 [ 69.737899][ T8711] do_syscall_64+0xc6/0x5e0 [ 69.768945][ T8711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.774910][ T8711] RIP: 0033:0x45c889 [ 69.778781][ T8711] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.798366][ T8711] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.806758][ T8711] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 69.814711][ T8711] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 69.822662][ T8711] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.830623][ T8711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 69.838585][ T8711] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 69.846576][ T8718] CPU: 0 PID: 8718 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 69.855164][ T8718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.865254][ T8718] Call Trace: [ 69.868580][ T8718] dump_stack+0x128/0x182 [ 69.872907][ T8718] should_fail.cold.4+0x5/0x13 [ 69.877662][ T8718] ? fault_create_debugfs_attr+0x140/0x140 [ 69.883477][ T8718] should_failslab+0x5/0xf [ 69.887029][ T8720] FAULT_INJECTION: forcing a failure. [ 69.887029][ T8720] name failslab, interval 1, probability 0, space 0, times 0 [ 69.887879][ T8718] kmem_cache_alloc+0x29f/0x740 [ 69.887901][ T8718] __d_alloc+0x25/0x870 [ 69.887908][ T8718] ? proc_setup_self+0xb3/0x370 [ 69.887919][ T8718] d_alloc+0x3f/0x200 [ 69.887931][ T8718] d_alloc_name+0x70/0xa0 [ 69.922608][ T8718] ? d_alloc_anon+0x10/0x10 [ 69.927090][ T8718] proc_setup_self+0xde/0x370 [ 69.931748][ T8718] proc_fill_super+0x35c/0x590 [ 69.936492][ T8718] ? proc_reconfigure+0x2c0/0x2c0 [ 69.941486][ T8718] vfs_get_super+0xe8/0x290 [ 69.945964][ T8718] vfs_get_tree+0x7e/0x2c0 [ 69.950363][ T8718] ? ns_capable_common+0x57/0xc0 [ 69.955273][ T8718] do_mount+0x10c3/0x1710 [ 69.959579][ T8718] ? copy_mount_string+0x20/0x20 [ 69.966482][ T8718] ? __might_fault+0xbf/0x1a0 [ 69.971161][ T8718] ? _copy_from_user+0xcd/0x110 [ 69.975995][ T8718] ? memdup_user+0x4f/0x80 [ 69.980403][ T8718] __x64_sys_mount+0x15d/0x1b0 [ 69.985147][ T8718] do_syscall_64+0xc6/0x5e0 [ 69.989642][ T8718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.995522][ T8718] RIP: 0033:0x45c889 [ 69.999136][ T8712] proc_fill_super: get root inode failed [ 69.999389][ T8718] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.024620][ T8718] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.033128][ T8718] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 70.041132][ T8718] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 70.049094][ T8718] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.057066][ T8718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 70.063657][ T8722] FAULT_INJECTION: forcing a failure. [ 70.063657][ T8722] name failslab, interval 1, probability 0, space 0, times 0 [ 70.065031][ T8718] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 70.071572][ T8702] CPU: 0 PID: 8702 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 70.094733][ T8702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.104781][ T8702] Call Trace: [ 70.108055][ T8702] dump_stack+0x128/0x182 [ 70.112387][ T8702] should_fail.cold.4+0x5/0x13 [ 70.117171][ T8702] ? fault_create_debugfs_attr+0x140/0x140 [ 70.122978][ T8702] should_failslab+0x5/0xf [ 70.127381][ T8702] kmem_cache_alloc+0x29f/0x740 [ 70.132243][ T8702] __d_alloc+0x25/0x870 [ 70.136381][ T8702] ? proc_setup_self+0xb3/0x370 [ 70.141237][ T8702] d_alloc+0x3f/0x200 [ 70.145208][ T8702] d_alloc_name+0x70/0xa0 [ 70.149521][ T8702] ? d_alloc_anon+0x10/0x10 [ 70.154015][ T8702] proc_setup_self+0xde/0x370 [ 70.158681][ T8702] proc_fill_super+0x35c/0x590 [ 70.163421][ T8702] ? proc_reconfigure+0x2c0/0x2c0 [ 70.168423][ T8702] vfs_get_super+0xe8/0x290 [ 70.172902][ T8702] vfs_get_tree+0x7e/0x2c0 [ 70.177291][ T8702] ? ns_capable_common+0x57/0xc0 [ 70.182205][ T8702] do_mount+0x10c3/0x1710 [ 70.186523][ T8702] ? copy_mount_string+0x20/0x20 [ 70.191447][ T8702] ? __might_fault+0xbf/0x1a0 [ 70.196250][ T8702] ? _copy_from_user+0xcd/0x110 [ 70.201117][ T8702] ? memdup_user+0x4f/0x80 [ 70.205521][ T8702] __x64_sys_mount+0x15d/0x1b0 [ 70.210283][ T8702] do_syscall_64+0xc6/0x5e0 [ 70.214870][ T8702] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.220745][ T8702] RIP: 0033:0x45c889 [ 70.224617][ T8702] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.244204][ T8702] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.252599][ T8702] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 70.260549][ T8702] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 70.268506][ T8702] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.276450][ T8702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 70.284394][ T8702] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 70.292358][ T8720] CPU: 1 PID: 8720 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 70.299101][ T8714] proc_fill_super: can't allocate /proc/self [ 70.300951][ T8720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.300955][ T8720] Call Trace: [ 70.300969][ T8720] dump_stack+0x128/0x182 [ 70.300984][ T8720] should_fail.cold.4+0x5/0x13 [ 70.300996][ T8720] ? fault_create_debugfs_attr+0x140/0x140 [ 70.319844][ T8718] proc_fill_super: can't allocate /proc/self [ 70.320278][ T8720] should_failslab+0x5/0xf [ 70.324667][ T8702] proc_fill_super: can't allocate /proc/self [ 70.329343][ T8720] kmem_cache_alloc+0x29f/0x740 [ 70.329365][ T8720] __d_alloc+0x25/0x870 [ 70.329372][ T8720] ? proc_setup_self+0xb3/0x370 [ 70.329382][ T8720] d_alloc+0x3f/0x200 [ 70.329392][ T8720] d_alloc_name+0x70/0xa0 [ 70.329397][ T8720] ? d_alloc_anon+0x10/0x10 [ 70.329411][ T8720] proc_setup_self+0xde/0x370 [ 70.329421][ T8720] proc_fill_super+0x35c/0x590 [ 70.329428][ T8720] ? proc_reconfigure+0x2c0/0x2c0 [ 70.329435][ T8720] vfs_get_super+0xe8/0x290 [ 70.329446][ T8720] vfs_get_tree+0x7e/0x2c0 [ 70.329452][ T8720] ? ns_capable_common+0x57/0xc0 [ 70.329462][ T8720] do_mount+0x10c3/0x1710 [ 70.329473][ T8720] ? copy_mount_string+0x20/0x20 [ 70.329479][ T8720] ? __might_fault+0xbf/0x1a0 [ 70.329498][ T8720] ? _copy_from_user+0xcd/0x110 [ 70.329506][ T8720] ? memdup_user+0x4f/0x80 [ 70.429672][ T8720] __x64_sys_mount+0x15d/0x1b0 [ 70.434423][ T8720] do_syscall_64+0xc6/0x5e0 [ 70.438924][ T8720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.444819][ T8720] RIP: 0033:0x45c889 [ 70.448719][ T8720] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.468364][ T8720] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.476788][ T8720] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 70.485892][ T8720] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 70.493853][ T8720] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.501922][ T8720] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 70.509888][ T8720] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 70.517871][ T8722] CPU: 0 PID: 8722 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 70.526452][ T8722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.536504][ T8722] Call Trace: [ 70.539902][ T8722] dump_stack+0x128/0x182 [ 70.544234][ T8722] should_fail.cold.4+0x5/0x13 [ 70.548999][ T8722] ? fault_create_debugfs_attr+0x140/0x140 [ 70.554815][ T8722] should_failslab+0x5/0xf [ 70.559231][ T8722] kmem_cache_alloc+0x29f/0x740 [ 70.564076][ T8722] ? down_write+0xdb/0x150 [ 70.568489][ T8722] ? down_write_killable_nested+0x170/0x170 [ 70.574474][ T8722] proc_alloc_inode+0x15/0x230 [ 70.579235][ T8722] ? up_write+0x148/0x460 [ 70.581468][ T8726] FAULT_INJECTION: forcing a failure. [ 70.581468][ T8726] name failslab, interval 1, probability 0, space 0, times 0 [ 70.583551][ T8722] alloc_inode+0x57/0x190 [ 70.583561][ T8722] new_inode_pseudo+0x7/0xc0 [ 70.583568][ T8722] proc_get_inode+0x11/0x6c0 [ 70.583577][ T8722] proc_fill_super+0x317/0x590 [ 70.583586][ T8722] ? proc_reconfigure+0x2c0/0x2c0 [ 70.583593][ T8722] vfs_get_super+0xe8/0x290 [ 70.583605][ T8722] vfs_get_tree+0x7e/0x2c0 [ 70.583612][ T8722] ? ns_capable_common+0x57/0xc0 [ 70.583622][ T8722] do_mount+0x10c3/0x1710 [ 70.583632][ T8722] ? copy_mount_string+0x20/0x20 [ 70.622313][ T8711] proc_fill_super: get root inode failed [ 70.624005][ T8722] ? __might_fault+0xbf/0x1a0 [ 70.624030][ T8722] ? _copy_from_user+0xcd/0x110 [ 70.624039][ T8722] ? memdup_user+0x4f/0x80 [ 70.624055][ T8722] __x64_sys_mount+0x15d/0x1b0 [ 70.624069][ T8722] do_syscall_64+0xc6/0x5e0 [ 70.624080][ T8722] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.624087][ T8722] RIP: 0033:0x45c889 [ 70.681117][ T8722] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.687042][ T8730] FAULT_INJECTION: forcing a failure. [ 70.687042][ T8730] name failslab, interval 1, probability 0, space 0, times 0 [ 70.700716][ T8722] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.700724][ T8722] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 70.700726][ T8722] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 70.700729][ T8722] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.700732][ T8722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 70.700735][ T8722] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 70.732130][ T8735] FAULT_INJECTION: forcing a failure. [ 70.732130][ T8735] name failslab, interval 1, probability 0, space 0, times 0 [ 70.743878][ T8726] CPU: 1 PID: 8726 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 70.750497][ T8734] FAULT_INJECTION: forcing a failure. [ 70.750497][ T8734] name failslab, interval 1, probability 0, space 0, times 0 [ 70.754214][ T8726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.754218][ T8726] Call Trace: [ 70.754231][ T8726] dump_stack+0x128/0x182 [ 70.754245][ T8726] should_fail.cold.4+0x5/0x13 [ 70.754254][ T8726] ? fault_create_debugfs_attr+0x140/0x140 [ 70.824124][ T8726] should_failslab+0x5/0xf [ 70.828531][ T8726] kmem_cache_alloc+0x29f/0x740 [ 70.833376][ T8726] ? down_write+0xdb/0x150 [ 70.837768][ T8726] ? down_write_killable_nested+0x170/0x170 [ 70.843660][ T8726] proc_alloc_inode+0x15/0x230 [ 70.848403][ T8726] ? up_write+0x148/0x460 [ 70.852714][ T8726] alloc_inode+0x57/0x190 [ 70.857025][ T8726] new_inode_pseudo+0x7/0xc0 [ 70.861602][ T8726] proc_get_inode+0x11/0x6c0 [ 70.866175][ T8726] proc_fill_super+0x317/0x590 [ 70.870919][ T8726] ? proc_reconfigure+0x2c0/0x2c0 [ 70.875925][ T8726] vfs_get_super+0xe8/0x290 [ 70.880419][ T8726] vfs_get_tree+0x7e/0x2c0 [ 70.884821][ T8726] ? ns_capable_common+0x57/0xc0 [ 70.889745][ T8726] do_mount+0x10c3/0x1710 [ 70.894058][ T8726] ? copy_mount_string+0x20/0x20 [ 70.898979][ T8726] ? __might_fault+0xbf/0x1a0 [ 70.903649][ T8726] ? _copy_from_user+0xcd/0x110 [ 70.908488][ T8726] ? memdup_user+0x4f/0x80 [ 70.912903][ T8726] __x64_sys_mount+0x15d/0x1b0 [ 70.917688][ T8726] do_syscall_64+0xc6/0x5e0 [ 70.922181][ T8726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.928070][ T8726] RIP: 0033:0x45c889 [ 70.931950][ T8726] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.951542][ T8726] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.959940][ T8726] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 70.967901][ T8726] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 70.975854][ T8726] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.983813][ T8726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 70.991777][ T8726] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 71.005278][ T8735] CPU: 0 PID: 8735 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 71.013887][ T8735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.024049][ T8735] Call Trace: [ 71.027341][ T8735] dump_stack+0x128/0x182 [ 71.031674][ T8735] should_fail.cold.4+0x5/0x13 [ 71.036424][ T8735] ? fault_create_debugfs_attr+0x140/0x140 [ 71.042221][ T8735] should_failslab+0x5/0xf [ 71.047227][ T8735] kmem_cache_alloc+0x29f/0x740 [ 71.052074][ T8735] __d_alloc+0x25/0x870 [ 71.056208][ T8735] ? proc_setup_self+0xb3/0x370 [ 71.061047][ T8735] d_alloc+0x3f/0x200 [ 71.065018][ T8735] d_alloc_name+0x70/0xa0 [ 71.069329][ T8735] ? d_alloc_anon+0x10/0x10 [ 71.073824][ T8735] proc_setup_self+0xde/0x370 [ 71.078486][ T8735] proc_fill_super+0x35c/0x590 [ 71.083246][ T8735] ? proc_reconfigure+0x2c0/0x2c0 [ 71.088250][ T8735] vfs_get_super+0xe8/0x290 [ 71.092859][ T8735] vfs_get_tree+0x7e/0x2c0 [ 71.097273][ T8735] ? ns_capable_common+0x57/0xc0 [ 71.102206][ T8735] do_mount+0x10c3/0x1710 [ 71.106529][ T8735] ? copy_mount_string+0x20/0x20 [ 71.111477][ T8735] ? __might_fault+0xbf/0x1a0 [ 71.116144][ T8735] ? _copy_from_user+0xcd/0x110 [ 71.120974][ T8735] ? memdup_user+0x4f/0x80 [ 71.125392][ T8735] __x64_sys_mount+0x15d/0x1b0 [ 71.130137][ T8735] do_syscall_64+0xc6/0x5e0 [ 71.134617][ T8735] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.140503][ T8735] RIP: 0033:0x45c889 [ 71.144379][ T8735] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.163959][ T8735] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.172345][ T8735] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 71.180294][ T8735] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 71.188245][ T8735] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.196199][ T8735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 71.205474][ T8735] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 71.213451][ T8730] CPU: 1 PID: 8730 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 71.222038][ T8730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.232093][ T8730] Call Trace: [ 71.235370][ T8730] dump_stack+0x128/0x182 [ 71.239689][ T8730] should_fail.cold.4+0x5/0x13 [ 71.244436][ T8730] ? fault_create_debugfs_attr+0x140/0x140 [ 71.250243][ T8730] should_failslab+0x5/0xf [ 71.254656][ T8730] kmem_cache_alloc+0x29f/0x740 [ 71.259487][ T8730] ? down_write+0xdb/0x150 [ 71.263884][ T8730] ? down_write_killable_nested+0x170/0x170 [ 71.269762][ T8730] proc_alloc_inode+0x15/0x230 [ 71.274518][ T8730] ? up_write+0x148/0x460 [ 71.278834][ T8730] alloc_inode+0x57/0x190 [ 71.283160][ T8730] new_inode_pseudo+0x7/0xc0 [ 71.287734][ T8730] proc_get_inode+0x11/0x6c0 [ 71.292310][ T8730] proc_fill_super+0x317/0x590 [ 71.297061][ T8730] ? proc_reconfigure+0x2c0/0x2c0 [ 71.302072][ T8730] vfs_get_super+0xe8/0x290 [ 71.306566][ T8730] vfs_get_tree+0x7e/0x2c0 [ 71.310990][ T8730] ? ns_capable_common+0x57/0xc0 [ 71.315914][ T8730] do_mount+0x10c3/0x1710 [ 71.320231][ T8730] ? copy_mount_string+0x20/0x20 [ 71.325141][ T8730] ? __might_fault+0xbf/0x1a0 [ 71.329814][ T8730] ? _copy_from_user+0xcd/0x110 [ 71.334651][ T8730] ? memdup_user+0x4f/0x80 [ 71.339051][ T8730] __x64_sys_mount+0x15d/0x1b0 [ 71.343798][ T8730] do_syscall_64+0xc6/0x5e0 [ 71.348279][ T8730] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.354168][ T8730] RIP: 0033:0x45c889 [ 71.358040][ T8730] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.365558][ T8722] proc_fill_super: get root inode failed [ 71.377629][ T8730] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.377636][ T8730] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 71.377639][ T8730] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 71.377642][ T8730] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.377645][ T8730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 71.377649][ T8730] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 71.409352][ T8726] proc_fill_super: get root inode failed [ 71.425649][ T8734] CPU: 0 PID: 8734 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 71.442754][ T8720] proc_fill_super: can't allocate /proc/self [ 71.446249][ T8734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.446253][ T8734] Call Trace: [ 71.446267][ T8734] dump_stack+0x128/0x182 [ 71.446282][ T8734] should_fail.cold.4+0x5/0x13 [ 71.446292][ T8734] ? fault_create_debugfs_attr+0x140/0x140 [ 71.446312][ T8734] should_failslab+0x5/0xf [ 71.446319][ T8734] kmem_cache_alloc+0x29f/0x740 [ 71.468919][ T8739] FAULT_INJECTION: forcing a failure. [ 71.468919][ T8739] name failslab, interval 1, probability 0, space 0, times 0 [ 71.470949][ T8734] ? d_alloc+0x18b/0x200 [ 71.470971][ T8734] proc_alloc_inode+0x15/0x230 [ 71.470977][ T8734] alloc_inode+0x57/0x190 [ 71.470986][ T8734] new_inode_pseudo+0x7/0xc0 [ 71.470994][ T8734] proc_setup_self+0xf2/0x370 [ 71.471004][ T8734] proc_fill_super+0x35c/0x590 [ 71.492505][ T8741] FAULT_INJECTION: forcing a failure. [ 71.492505][ T8741] name failslab, interval 1, probability 0, space 0, times 0 [ 71.503906][ T8734] ? proc_reconfigure+0x2c0/0x2c0 [ 71.503914][ T8734] vfs_get_super+0xe8/0x290 [ 71.503926][ T8734] vfs_get_tree+0x7e/0x2c0 [ 71.503932][ T8734] ? ns_capable_common+0x57/0xc0 [ 71.503942][ T8734] do_mount+0x10c3/0x1710 [ 71.503953][ T8734] ? copy_mount_string+0x20/0x20 [ 71.503960][ T8734] ? __might_fault+0xbf/0x1a0 [ 71.503978][ T8734] ? _copy_from_user+0xcd/0x110 [ 71.503986][ T8734] ? memdup_user+0x4f/0x80 [ 71.585638][ T8734] __x64_sys_mount+0x15d/0x1b0 [ 71.590392][ T8734] do_syscall_64+0xc6/0x5e0 [ 71.594877][ T8734] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.600749][ T8734] RIP: 0033:0x45c889 [ 71.604622][ T8734] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.624205][ T8734] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.632589][ T8734] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 71.640535][ T8734] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 71.648482][ T8734] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.656428][ T8734] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 71.664384][ T8734] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 71.672364][ T8739] CPU: 1 PID: 8739 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 71.680948][ T8739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.691016][ T8739] Call Trace: [ 71.694302][ T8739] dump_stack+0x128/0x182 [ 71.698632][ T8739] should_fail.cold.4+0x5/0x13 [ 71.703395][ T8739] ? fault_create_debugfs_attr+0x140/0x140 [ 71.709203][ T8739] should_failslab+0x5/0xf [ 71.713610][ T8739] kmem_cache_alloc+0x29f/0x740 [ 71.718466][ T8739] __d_alloc+0x25/0x870 [ 71.722610][ T8739] ? proc_setup_self+0xb3/0x370 [ 71.727453][ T8739] d_alloc+0x3f/0x200 [ 71.727541][ T8730] proc_fill_super: get root inode failed [ 71.731426][ T8739] d_alloc_name+0x70/0xa0 [ 71.731433][ T8739] ? d_alloc_anon+0x10/0x10 [ 71.731451][ T8739] proc_setup_self+0xde/0x370 [ 71.731463][ T8739] proc_fill_super+0x35c/0x590 [ 71.731474][ T8739] ? proc_reconfigure+0x2c0/0x2c0 [ 71.731481][ T8739] vfs_get_super+0xe8/0x290 [ 71.731498][ T8739] vfs_get_tree+0x7e/0x2c0 [ 71.731504][ T8739] ? ns_capable_common+0x57/0xc0 [ 71.731516][ T8739] do_mount+0x10c3/0x1710 [ 71.731532][ T8739] ? copy_mount_string+0x20/0x20 [ 71.737324][ T8735] proc_fill_super: can't allocate /proc/self [ 71.741446][ T8739] ? __might_fault+0xbf/0x1a0 [ 71.741469][ T8739] ? _copy_from_user+0xcd/0x110 [ 71.741476][ T8739] ? memdup_user+0x4f/0x80 [ 71.741487][ T8739] __x64_sys_mount+0x15d/0x1b0 [ 71.741499][ T8739] do_syscall_64+0xc6/0x5e0 [ 71.741510][ T8739] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.741516][ T8739] RIP: 0033:0x45c889 [ 71.741523][ T8739] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.741526][ T8739] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.741532][ T8739] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 71.741535][ T8739] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 71.741539][ T8739] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.741542][ T8739] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 71.741545][ T8739] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 71.762021][ T8741] CPU: 1 PID: 8741 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 71.846484][ T8747] FAULT_INJECTION: forcing a failure. [ 71.846484][ T8747] name failslab, interval 1, probability 0, space 0, times 0 [ 71.853813][ T8741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.853817][ T8741] Call Trace: [ 71.853830][ T8741] dump_stack+0x128/0x182 [ 71.853844][ T8741] should_fail.cold.4+0x5/0x13 [ 71.853853][ T8741] ? fault_create_debugfs_attr+0x140/0x140 [ 71.853871][ T8741] should_failslab+0x5/0xf [ 71.853876][ T8741] kmem_cache_alloc+0x29f/0x740 [ 71.853884][ T8741] ? down_write+0xdb/0x150 [ 71.853889][ T8741] ? down_write_killable_nested+0x170/0x170 [ 71.853904][ T8741] proc_alloc_inode+0x15/0x230 [ 71.853911][ T8741] ? up_write+0x148/0x460 [ 71.853916][ T8741] alloc_inode+0x57/0x190 [ 71.853924][ T8741] new_inode_pseudo+0x7/0xc0 [ 71.853929][ T8741] proc_get_inode+0x11/0x6c0 [ 71.853937][ T8741] proc_fill_super+0x317/0x590 [ 71.853944][ T8741] ? proc_reconfigure+0x2c0/0x2c0 [ 71.853953][ T8741] vfs_get_super+0xe8/0x290 [ 71.970859][ T8749] FAULT_INJECTION: forcing a failure. [ 71.970859][ T8749] name failslab, interval 1, probability 0, space 0, times 0 [ 71.971680][ T8741] vfs_get_tree+0x7e/0x2c0 [ 71.971688][ T8741] ? ns_capable_common+0x57/0xc0 [ 71.971699][ T8741] do_mount+0x10c3/0x1710 [ 71.971711][ T8741] ? copy_mount_string+0x20/0x20 [ 71.971718][ T8741] ? __might_fault+0xbf/0x1a0 [ 71.971736][ T8741] ? _copy_from_user+0xcd/0x110 [ 72.005624][ T8739] proc_fill_super: can't allocate /proc/self [ 72.012026][ T8741] ? memdup_user+0x4f/0x80 [ 72.012042][ T8741] __x64_sys_mount+0x15d/0x1b0 [ 72.012056][ T8741] do_syscall_64+0xc6/0x5e0 [ 72.012067][ T8741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.012073][ T8741] RIP: 0033:0x45c889 [ 72.012079][ T8741] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.012082][ T8741] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.012087][ T8741] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 72.012090][ T8741] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 72.012093][ T8741] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.012096][ T8741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 72.012099][ T8741] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 72.025180][ T8734] proc_fill_super: can't allocate /proc/self [ 72.039586][ T8749] CPU: 0 PID: 8749 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 72.061943][ T8751] FAULT_INJECTION: forcing a failure. [ 72.061943][ T8751] name failslab, interval 1, probability 0, space 0, times 0 [ 72.066066][ T8749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.066070][ T8749] Call Trace: [ 72.066084][ T8749] dump_stack+0x128/0x182 [ 72.066099][ T8749] should_fail.cold.4+0x5/0x13 [ 72.066109][ T8749] ? fault_create_debugfs_attr+0x140/0x140 [ 72.066129][ T8749] should_failslab+0x5/0xf [ 72.066136][ T8749] kmem_cache_alloc+0x29f/0x740 [ 72.066143][ T8749] ? down_write+0xdb/0x150 [ 72.206573][ T8749] ? down_write_killable_nested+0x170/0x170 [ 72.212458][ T8749] proc_alloc_inode+0x15/0x230 [ 72.217199][ T8749] ? up_write+0x148/0x460 [ 72.221512][ T8749] alloc_inode+0x57/0x190 [ 72.225819][ T8749] new_inode_pseudo+0x7/0xc0 [ 72.230386][ T8749] proc_get_inode+0x11/0x6c0 [ 72.234950][ T8749] proc_fill_super+0x317/0x590 [ 72.239688][ T8749] ? proc_reconfigure+0x2c0/0x2c0 [ 72.244691][ T8749] vfs_get_super+0xe8/0x290 [ 72.249179][ T8749] vfs_get_tree+0x7e/0x2c0 [ 72.253578][ T8749] ? ns_capable_common+0x57/0xc0 [ 72.258528][ T8749] do_mount+0x10c3/0x1710 [ 72.262844][ T8749] ? copy_mount_string+0x20/0x20 [ 72.267753][ T8749] ? __might_fault+0xbf/0x1a0 [ 72.272425][ T8749] ? _copy_from_user+0xcd/0x110 [ 72.277256][ T8749] ? memdup_user+0x4f/0x80 [ 72.281648][ T8749] __x64_sys_mount+0x15d/0x1b0 [ 72.286392][ T8749] do_syscall_64+0xc6/0x5e0 [ 72.290873][ T8749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.296739][ T8749] RIP: 0033:0x45c889 [ 72.300607][ T8749] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.320201][ T8749] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.328604][ T8749] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 72.333397][ T8741] proc_fill_super: get root inode failed [ 72.336554][ T8749] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 72.336558][ T8749] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.336561][ T8749] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 72.336564][ T8749] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 72.378532][ T8753] FAULT_INJECTION: forcing a failure. [ 72.378532][ T8753] name failslab, interval 1, probability 0, space 0, times 0 [ 72.389293][ T8751] CPU: 1 PID: 8751 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 72.399710][ T8751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.409759][ T8751] Call Trace: [ 72.413045][ T8751] dump_stack+0x128/0x182 [ 72.417371][ T8751] should_fail.cold.4+0x5/0x13 [ 72.422130][ T8751] ? fault_create_debugfs_attr+0x140/0x140 [ 72.427943][ T8751] should_failslab+0x5/0xf [ 72.432356][ T8751] kmem_cache_alloc+0x29f/0x740 [ 72.437215][ T8751] __d_alloc+0x25/0x870 [ 72.441368][ T8751] ? proc_setup_self+0xb3/0x370 [ 72.446219][ T8751] d_alloc+0x3f/0x200 [ 72.450202][ T8751] d_alloc_name+0x70/0xa0 [ 72.454527][ T8751] ? d_alloc_anon+0x10/0x10 [ 72.459037][ T8751] proc_setup_self+0xde/0x370 [ 72.463705][ T8751] proc_fill_super+0x35c/0x590 [ 72.468459][ T8751] ? proc_reconfigure+0x2c0/0x2c0 [ 72.473482][ T8751] vfs_get_super+0xe8/0x290 [ 72.477985][ T8751] vfs_get_tree+0x7e/0x2c0 [ 72.482389][ T8751] ? ns_capable_common+0x57/0xc0 [ 72.487342][ T8751] do_mount+0x10c3/0x1710 [ 72.491663][ T8751] ? copy_mount_string+0x20/0x20 [ 72.496715][ T8751] ? __might_fault+0xbf/0x1a0 [ 72.501591][ T8751] ? _copy_from_user+0xcd/0x110 [ 72.506436][ T8751] ? memdup_user+0x4f/0x80 [ 72.510855][ T8751] __x64_sys_mount+0x15d/0x1b0 [ 72.515616][ T8751] do_syscall_64+0xc6/0x5e0 [ 72.520122][ T8751] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.526006][ T8751] RIP: 0033:0x45c889 [ 72.529888][ T8751] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.549485][ T8751] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.557880][ T8751] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 72.565832][ T8751] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 72.573797][ T8751] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.581760][ T8751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 72.589726][ T8751] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 72.597705][ T8747] CPU: 0 PID: 8747 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 72.606289][ T8747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.616340][ T8747] Call Trace: [ 72.617865][ T8751] proc_fill_super: can't allocate /proc/self [ 72.619625][ T8747] dump_stack+0x128/0x182 [ 72.619641][ T8747] should_fail.cold.4+0x5/0x13 [ 72.619649][ T8747] ? fault_create_debugfs_attr+0x140/0x140 [ 72.619667][ T8747] should_failslab+0x5/0xf [ 72.619676][ T8747] kmem_cache_alloc+0x29f/0x740 [ 72.625951][ T8749] proc_fill_super: get root inode failed [ 72.630050][ T8747] ? down_write+0xdb/0x150 [ 72.630056][ T8747] ? down_write_killable_nested+0x170/0x170 [ 72.630071][ T8747] proc_alloc_inode+0x15/0x230 [ 72.630078][ T8747] ? up_write+0x148/0x460 [ 72.630084][ T8747] alloc_inode+0x57/0x190 [ 72.630091][ T8747] new_inode_pseudo+0x7/0xc0 [ 72.630097][ T8747] proc_get_inode+0x11/0x6c0 [ 72.630105][ T8747] proc_fill_super+0x317/0x590 [ 72.692909][ T8747] ? proc_reconfigure+0x2c0/0x2c0 [ 72.697918][ T8747] vfs_get_super+0xe8/0x290 [ 72.702398][ T8747] vfs_get_tree+0x7e/0x2c0 [ 72.706789][ T8747] ? ns_capable_common+0x57/0xc0 [ 72.711698][ T8747] do_mount+0x10c3/0x1710 [ 72.716004][ T8747] ? copy_mount_string+0x20/0x20 [ 72.720913][ T8747] ? __might_fault+0xbf/0x1a0 [ 72.725596][ T8747] ? _copy_from_user+0xcd/0x110 [ 72.730436][ T8747] ? memdup_user+0x4f/0x80 [ 72.734982][ T8747] __x64_sys_mount+0x15d/0x1b0 [ 72.739736][ T8747] do_syscall_64+0xc6/0x5e0 [ 72.744237][ T8747] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.750118][ T8747] RIP: 0033:0x45c889 [ 72.753994][ T8747] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.773573][ T8747] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.781957][ T8747] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 72.789906][ T8747] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 72.797852][ T8747] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.805798][ T8747] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 72.813741][ T8747] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 72.821703][ T8753] CPU: 1 PID: 8753 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 2020/04/13 18:22:43 executed programs: 67 [ 72.830287][ T8753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.840343][ T8753] Call Trace: [ 72.843632][ T8753] dump_stack+0x128/0x182 [ 72.847983][ T8753] should_fail.cold.4+0x5/0x13 [ 72.852750][ T8753] ? fault_create_debugfs_attr+0x140/0x140 [ 72.858568][ T8753] should_failslab+0x5/0xf [ 72.862980][ T8753] kmem_cache_alloc+0x29f/0x740 [ 72.867841][ T8753] __d_alloc+0x25/0x870 [ 72.871992][ T8753] ? proc_setup_self+0xb3/0x370 [ 72.876846][ T8753] d_alloc+0x3f/0x200 [ 72.880829][ T8753] d_alloc_name+0x70/0xa0 [ 72.885151][ T8753] ? d_alloc_anon+0x10/0x10 [ 72.889657][ T8753] proc_setup_self+0xde/0x370 [ 72.894331][ T8753] proc_fill_super+0x35c/0x590 [ 72.899094][ T8753] ? proc_reconfigure+0x2c0/0x2c0 [ 72.904107][ T8753] vfs_get_super+0xe8/0x290 [ 72.908705][ T8753] vfs_get_tree+0x7e/0x2c0 [ 72.913101][ T8753] ? ns_capable_common+0x57/0xc0 [ 72.918018][ T8753] do_mount+0x10c3/0x1710 [ 72.922341][ T8753] ? copy_mount_string+0x20/0x20 [ 72.927269][ T8753] ? __might_fault+0xbf/0x1a0 [ 72.931957][ T8753] ? _copy_from_user+0xcd/0x110 [ 72.936800][ T8753] ? memdup_user+0x4f/0x80 [ 72.941222][ T8753] __x64_sys_mount+0x15d/0x1b0 [ 72.945988][ T8753] do_syscall_64+0xc6/0x5e0 [ 72.950492][ T8753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.956378][ T8753] RIP: 0033:0x45c889 [ 72.960264][ T8753] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.981081][ T8753] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.983903][ T8747] proc_fill_super: get root inode failed [ 72.989481][ T8753] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 72.989485][ T8753] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 72.989488][ T8753] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.989491][ T8753] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 72.989494][ T8753] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 73.008223][ T8766] FAULT_INJECTION: forcing a failure. [ 73.008223][ T8766] name failslab, interval 1, probability 0, space 0, times 0 [ 73.051998][ T8765] FAULT_INJECTION: forcing a failure. [ 73.051998][ T8765] name failslab, interval 1, probability 0, space 0, times 0 [ 73.074947][ T8768] FAULT_INJECTION: forcing a failure. [ 73.074947][ T8768] name failslab, interval 1, probability 0, space 0, times 0 [ 73.090594][ T8772] FAULT_INJECTION: forcing a failure. [ 73.090594][ T8772] name failslab, interval 1, probability 0, space 0, times 0 [ 73.105296][ T8765] CPU: 1 PID: 8765 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 73.107884][ T8773] FAULT_INJECTION: forcing a failure. [ 73.107884][ T8773] name failslab, interval 1, probability 0, space 0, times 0 [ 73.113887][ T8765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.113891][ T8765] Call Trace: [ 73.113904][ T8765] dump_stack+0x128/0x182 [ 73.113923][ T8765] should_fail.cold.4+0x5/0x13 [ 73.113933][ T8765] ? fault_create_debugfs_attr+0x140/0x140 [ 73.113952][ T8765] should_failslab+0x5/0xf [ 73.113957][ T8765] kmem_cache_alloc+0x29f/0x740 [ 73.113963][ T8765] ? d_alloc+0x18b/0x200 [ 73.113980][ T8765] proc_alloc_inode+0x15/0x230 [ 73.113985][ T8765] alloc_inode+0x57/0x190 [ 73.113993][ T8765] new_inode_pseudo+0x7/0xc0 [ 73.114002][ T8765] proc_setup_self+0xf2/0x370 [ 73.114013][ T8765] proc_fill_super+0x35c/0x590 [ 73.114021][ T8765] ? proc_reconfigure+0x2c0/0x2c0 [ 73.114028][ T8765] vfs_get_super+0xe8/0x290 [ 73.114037][ T8765] vfs_get_tree+0x7e/0x2c0 [ 73.114044][ T8765] ? ns_capable_common+0x57/0xc0 [ 73.114053][ T8765] do_mount+0x10c3/0x1710 [ 73.114064][ T8765] ? copy_mount_string+0x20/0x20 [ 73.114071][ T8765] ? __might_fault+0xbf/0x1a0 [ 73.114091][ T8765] ? _copy_from_user+0xcd/0x110 [ 73.114098][ T8765] ? memdup_user+0x4f/0x80 [ 73.114110][ T8765] __x64_sys_mount+0x15d/0x1b0 [ 73.114122][ T8765] do_syscall_64+0xc6/0x5e0 [ 73.114133][ T8765] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.114138][ T8765] RIP: 0033:0x45c889 [ 73.114144][ T8765] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.114149][ T8765] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.280441][ T8765] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 73.288396][ T8765] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 73.296353][ T8765] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.304302][ T8765] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 73.312255][ T8765] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 73.320801][ T8773] CPU: 0 PID: 8773 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 73.329412][ T8773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.339448][ T8773] Call Trace: [ 73.342719][ T8773] dump_stack+0x128/0x182 [ 73.347035][ T8773] should_fail.cold.4+0x5/0x13 [ 73.351784][ T8773] ? fault_create_debugfs_attr+0x140/0x140 [ 73.357572][ T8773] should_failslab+0x5/0xf [ 73.361990][ T8773] kmem_cache_alloc+0x29f/0x740 [ 73.366820][ T8773] ? down_write+0xdb/0x150 [ 73.371212][ T8773] ? down_write_killable_nested+0x170/0x170 [ 73.377088][ T8773] proc_alloc_inode+0x15/0x230 [ 73.381827][ T8773] ? up_write+0x148/0x460 [ 73.386128][ T8773] alloc_inode+0x57/0x190 [ 73.390446][ T8773] new_inode_pseudo+0x7/0xc0 [ 73.395011][ T8773] proc_get_inode+0x11/0x6c0 [ 73.399576][ T8773] proc_fill_super+0x317/0x590 [ 73.404316][ T8773] ? proc_reconfigure+0x2c0/0x2c0 [ 73.409314][ T8773] vfs_get_super+0xe8/0x290 [ 73.413795][ T8773] vfs_get_tree+0x7e/0x2c0 [ 73.418185][ T8773] ? ns_capable_common+0x57/0xc0 [ 73.423120][ T8773] do_mount+0x10c3/0x1710 [ 73.427447][ T8773] ? copy_mount_string+0x20/0x20 [ 73.432429][ T8773] ? __might_fault+0xbf/0x1a0 [ 73.437125][ T8773] ? _copy_from_user+0xcd/0x110 [ 73.441975][ T8773] ? memdup_user+0x4f/0x80 [ 73.446394][ T8773] __x64_sys_mount+0x15d/0x1b0 [ 73.451151][ T8773] do_syscall_64+0xc6/0x5e0 [ 73.455638][ T8773] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.461508][ T8773] RIP: 0033:0x45c889 [ 73.465378][ T8773] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.484961][ T8773] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.493370][ T8773] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 73.501318][ T8773] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 73.509289][ T8773] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.517264][ T8773] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 73.525226][ T8773] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 73.533202][ T8772] CPU: 1 PID: 8772 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 73.541789][ T8772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.551851][ T8772] Call Trace: [ 73.555137][ T8772] dump_stack+0x128/0x182 [ 73.559469][ T8772] should_fail.cold.4+0x5/0x13 [ 73.564217][ T8772] ? fault_create_debugfs_attr+0x140/0x140 [ 73.570030][ T8772] should_failslab+0x5/0xf [ 73.572023][ T8753] proc_fill_super: can't allocate /proc/self [ 73.574445][ T8772] kmem_cache_alloc+0x29f/0x740 [ 73.574454][ T8772] ? down_write+0xdb/0x150 [ 73.574460][ T8772] ? down_write_killable_nested+0x170/0x170 [ 73.574474][ T8772] proc_alloc_inode+0x15/0x230 [ 73.574481][ T8772] ? up_write+0x148/0x460 [ 73.574487][ T8772] alloc_inode+0x57/0x190 [ 73.574496][ T8772] new_inode_pseudo+0x7/0xc0 [ 73.574502][ T8772] proc_get_inode+0x11/0x6c0 [ 73.574510][ T8772] proc_fill_super+0x317/0x590 [ 73.574521][ T8772] ? proc_reconfigure+0x2c0/0x2c0 [ 73.627859][ T8772] vfs_get_super+0xe8/0x290 [ 73.632370][ T8772] vfs_get_tree+0x7e/0x2c0 [ 73.636779][ T8772] ? ns_capable_common+0x57/0xc0 [ 73.641711][ T8772] do_mount+0x10c3/0x1710 [ 73.646040][ T8772] ? copy_mount_string+0x20/0x20 [ 73.646656][ T8775] FAULT_INJECTION: forcing a failure. [ 73.646656][ T8775] name failslab, interval 1, probability 0, space 0, times 0 [ 73.650977][ T8772] ? __might_fault+0xbf/0x1a0 [ 73.650999][ T8772] ? _copy_from_user+0xcd/0x110 [ 73.651008][ T8772] ? memdup_user+0x4f/0x80 [ 73.651021][ T8772] __x64_sys_mount+0x15d/0x1b0 [ 73.651034][ T8772] do_syscall_64+0xc6/0x5e0 [ 73.651044][ T8772] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.651049][ T8772] RIP: 0033:0x45c889 [ 73.651055][ T8772] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.651058][ T8772] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.651064][ T8772] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 73.651066][ T8772] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 73.651069][ T8772] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.651072][ T8772] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 73.651074][ T8772] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 73.669656][ T8768] CPU: 1 PID: 8768 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 73.773967][ T8768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.784007][ T8768] Call Trace: [ 73.787284][ T8768] dump_stack+0x128/0x182 [ 73.791714][ T8768] should_fail.cold.4+0x5/0x13 [ 73.796479][ T8768] ? fault_create_debugfs_attr+0x140/0x140 [ 73.802276][ T8768] should_failslab+0x5/0xf [ 73.806794][ T8768] kmem_cache_alloc+0x29f/0x740 [ 73.811638][ T8768] ? down_write+0xdb/0x150 [ 73.816136][ T8768] ? down_write_killable_nested+0x170/0x170 [ 73.822024][ T8768] proc_alloc_inode+0x15/0x230 [ 73.826774][ T8768] ? up_write+0x148/0x460 [ 73.831079][ T8768] alloc_inode+0x57/0x190 [ 73.835387][ T8768] new_inode_pseudo+0x7/0xc0 [ 73.839954][ T8768] proc_get_inode+0x11/0x6c0 [ 73.844518][ T8768] proc_fill_super+0x317/0x590 [ 73.849259][ T8768] ? proc_reconfigure+0x2c0/0x2c0 [ 73.854264][ T8768] vfs_get_super+0xe8/0x290 [ 73.858747][ T8768] vfs_get_tree+0x7e/0x2c0 [ 73.863138][ T8768] ? ns_capable_common+0x57/0xc0 [ 73.868053][ T8768] do_mount+0x10c3/0x1710 [ 73.872381][ T8768] ? copy_mount_string+0x20/0x20 [ 73.877301][ T8768] ? __might_fault+0xbf/0x1a0 [ 73.881971][ T8768] ? _copy_from_user+0xcd/0x110 [ 73.886801][ T8768] ? memdup_user+0x4f/0x80 [ 73.891206][ T8768] __x64_sys_mount+0x15d/0x1b0 [ 73.895946][ T8768] do_syscall_64+0xc6/0x5e0 [ 73.900436][ T8768] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.906337][ T8768] RIP: 0033:0x45c889 [ 73.910228][ T8768] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.929830][ T8768] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.938217][ T8768] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 73.946166][ T8768] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 73.954112][ T8768] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.962165][ T8768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 73.970123][ T8768] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 73.978117][ T8775] CPU: 0 PID: 8775 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 73.986698][ T8775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.996747][ T8775] Call Trace: [ 74.000033][ T8775] dump_stack+0x128/0x182 [ 74.004372][ T8775] should_fail.cold.4+0x5/0x13 [ 74.007412][ T8772] proc_fill_super: get root inode failed [ 74.009124][ T8775] ? fault_create_debugfs_attr+0x140/0x140 [ 74.009145][ T8775] should_failslab+0x5/0xf [ 74.009151][ T8775] kmem_cache_alloc+0x29f/0x740 [ 74.009159][ T8775] ? down_write+0xdb/0x150 [ 74.009165][ T8775] ? down_write_killable_nested+0x170/0x170 [ 74.009180][ T8775] proc_alloc_inode+0x15/0x230 [ 74.009188][ T8775] ? up_write+0x148/0x460 [ 74.016417][ T8768] proc_fill_super: get root inode failed [ 74.020579][ T8775] alloc_inode+0x57/0x190 [ 74.020589][ T8775] new_inode_pseudo+0x7/0xc0 [ 74.020597][ T8775] proc_get_inode+0x11/0x6c0 [ 74.020606][ T8775] proc_fill_super+0x317/0x590 [ 74.020613][ T8775] ? proc_reconfigure+0x2c0/0x2c0 [ 74.020619][ T8775] vfs_get_super+0xe8/0x290 [ 74.020630][ T8775] vfs_get_tree+0x7e/0x2c0 [ 74.020637][ T8775] ? ns_capable_common+0x57/0xc0 [ 74.020646][ T8775] do_mount+0x10c3/0x1710 [ 74.020659][ T8775] ? copy_mount_string+0x20/0x20 [ 74.032601][ T8773] proc_fill_super: get root inode failed [ 74.034279][ T8775] ? __might_fault+0xbf/0x1a0 [ 74.034303][ T8775] ? _copy_from_user+0xcd/0x110 [ 74.034314][ T8775] ? memdup_user+0x4f/0x80 [ 74.056044][ T8779] FAULT_INJECTION: forcing a failure. [ 74.056044][ T8779] name failslab, interval 1, probability 0, space 0, times 0 [ 74.059251][ T8775] __x64_sys_mount+0x15d/0x1b0 [ 74.059265][ T8775] do_syscall_64+0xc6/0x5e0 [ 74.059283][ T8775] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.059289][ T8775] RIP: 0033:0x45c889 [ 74.059295][ T8775] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.059298][ T8775] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.059304][ T8775] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 74.059308][ T8775] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 74.059311][ T8775] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.059314][ T8775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 74.059317][ T8775] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 74.166750][ T8766] CPU: 0 PID: 8766 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 74.180249][ T8786] FAULT_INJECTION: forcing a failure. [ 74.180249][ T8786] name failslab, interval 1, probability 0, space 0, times 0 [ 74.181840][ T8766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.181844][ T8766] Call Trace: [ 74.181857][ T8766] dump_stack+0x128/0x182 [ 74.181871][ T8766] should_fail.cold.4+0x5/0x13 [ 74.181880][ T8766] ? fault_create_debugfs_attr+0x140/0x140 [ 74.210717][ T8765] proc_fill_super: can't allocate /proc/self [ 74.213711][ T8766] should_failslab+0x5/0xf [ 74.213718][ T8766] kmem_cache_alloc+0x29f/0x740 [ 74.213726][ T8766] ? down_write+0xdb/0x150 [ 74.222912][ T8775] proc_fill_super: get root inode failed [ 74.230297][ T8766] ? down_write_killable_nested+0x170/0x170 [ 74.230313][ T8766] proc_alloc_inode+0x15/0x230 [ 74.230322][ T8766] ? up_write+0x148/0x460 [ 74.230328][ T8766] alloc_inode+0x57/0x190 [ 74.230336][ T8766] new_inode_pseudo+0x7/0xc0 [ 74.230342][ T8766] proc_get_inode+0x11/0x6c0 [ 74.230349][ T8766] proc_fill_super+0x317/0x590 [ 74.230357][ T8766] ? proc_reconfigure+0x2c0/0x2c0 [ 74.334542][ T8766] vfs_get_super+0xe8/0x290 [ 74.339028][ T8766] vfs_get_tree+0x7e/0x2c0 [ 74.343417][ T8766] ? ns_capable_common+0x57/0xc0 [ 74.348345][ T8766] do_mount+0x10c3/0x1710 [ 74.352650][ T8766] ? copy_mount_string+0x20/0x20 [ 74.357558][ T8766] ? __might_fault+0xbf/0x1a0 [ 74.362218][ T8766] ? _copy_from_user+0xcd/0x110 [ 74.367039][ T8766] ? memdup_user+0x4f/0x80 [ 74.371429][ T8766] __x64_sys_mount+0x15d/0x1b0 [ 74.376172][ T8766] do_syscall_64+0xc6/0x5e0 [ 74.380650][ T8766] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.386521][ T8766] RIP: 0033:0x45c889 [ 74.390409][ T8766] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.409997][ T8766] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.418388][ T8766] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 74.426332][ T8766] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 74.434275][ T8766] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.442221][ T8766] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 74.450163][ T8766] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 74.458153][ T8779] CPU: 1 PID: 8779 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 74.466732][ T8779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.476787][ T8779] Call Trace: [ 74.480084][ T8779] dump_stack+0x128/0x182 [ 74.484417][ T8779] should_fail.cold.4+0x5/0x13 [ 74.489176][ T8779] ? fault_create_debugfs_attr+0x140/0x140 [ 74.494985][ T8779] should_failslab+0x5/0xf [ 74.499397][ T8779] kmem_cache_alloc+0x29f/0x740 [ 74.504248][ T8779] ? down_write+0xdb/0x150 [ 74.508660][ T8779] ? down_write_killable_nested+0x170/0x170 [ 74.514556][ T8779] proc_alloc_inode+0x15/0x230 [ 74.514956][ T8788] FAULT_INJECTION: forcing a failure. [ 74.514956][ T8788] name failslab, interval 1, probability 0, space 0, times 0 [ 74.519307][ T8779] ? up_write+0x148/0x460 [ 74.519313][ T8779] alloc_inode+0x57/0x190 [ 74.519321][ T8779] new_inode_pseudo+0x7/0xc0 [ 74.519329][ T8779] proc_get_inode+0x11/0x6c0 [ 74.519338][ T8779] proc_fill_super+0x317/0x590 [ 74.519346][ T8779] ? proc_reconfigure+0x2c0/0x2c0 [ 74.519354][ T8779] vfs_get_super+0xe8/0x290 [ 74.519366][ T8779] vfs_get_tree+0x7e/0x2c0 [ 74.519372][ T8779] ? ns_capable_common+0x57/0xc0 [ 74.519381][ T8779] do_mount+0x10c3/0x1710 [ 74.519391][ T8779] ? copy_mount_string+0x20/0x20 [ 74.519398][ T8779] ? __might_fault+0xbf/0x1a0 [ 74.519416][ T8779] ? _copy_from_user+0xcd/0x110 [ 74.519423][ T8779] ? memdup_user+0x4f/0x80 [ 74.519434][ T8779] __x64_sys_mount+0x15d/0x1b0 [ 74.519446][ T8779] do_syscall_64+0xc6/0x5e0 [ 74.537160][ T8789] FAULT_INJECTION: forcing a failure. [ 74.537160][ T8789] name failslab, interval 1, probability 0, space 0, times 0 [ 74.540641][ T8779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.540648][ T8779] RIP: 0033:0x45c889 [ 74.540655][ T8779] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.540658][ T8779] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.540664][ T8779] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 74.540668][ T8779] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 74.540671][ T8779] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.540674][ T8779] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 74.540678][ T8779] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 74.556037][ T8786] CPU: 1 PID: 8786 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 74.610982][ T8791] FAULT_INJECTION: forcing a failure. [ 74.610982][ T8791] name failslab, interval 1, probability 0, space 0, times 0 [ 74.618616][ T8786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.618619][ T8786] Call Trace: [ 74.618633][ T8786] dump_stack+0x128/0x182 [ 74.618648][ T8786] should_fail.cold.4+0x5/0x13 [ 74.618658][ T8786] ? fault_create_debugfs_attr+0x140/0x140 [ 74.618678][ T8786] should_failslab+0x5/0xf [ 74.618685][ T8786] kmem_cache_alloc+0x29f/0x740 [ 74.618693][ T8786] ? down_write+0xdb/0x150 [ 74.618699][ T8786] ? down_write_killable_nested+0x170/0x170 [ 74.618712][ T8786] proc_alloc_inode+0x15/0x230 [ 74.618719][ T8786] ? up_write+0x148/0x460 [ 74.618724][ T8786] alloc_inode+0x57/0x190 [ 74.618731][ T8786] new_inode_pseudo+0x7/0xc0 [ 74.618737][ T8786] proc_get_inode+0x11/0x6c0 [ 74.618744][ T8786] proc_fill_super+0x317/0x590 [ 74.618752][ T8786] ? proc_reconfigure+0x2c0/0x2c0 [ 74.618758][ T8786] vfs_get_super+0xe8/0x290 [ 74.618768][ T8786] vfs_get_tree+0x7e/0x2c0 [ 74.618774][ T8786] ? ns_capable_common+0x57/0xc0 [ 74.618782][ T8786] do_mount+0x10c3/0x1710 [ 74.618793][ T8786] ? copy_mount_string+0x20/0x20 [ 74.618802][ T8786] ? __might_fault+0xbf/0x1a0 [ 74.825026][ T8786] ? _copy_from_user+0xcd/0x110 [ 74.829888][ T8786] ? memdup_user+0x4f/0x80 [ 74.834283][ T8786] __x64_sys_mount+0x15d/0x1b0 [ 74.839029][ T8786] do_syscall_64+0xc6/0x5e0 [ 74.843517][ T8786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.849398][ T8786] RIP: 0033:0x45c889 [ 74.853264][ T8786] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.872845][ T8786] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.881230][ T8786] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 74.889184][ T8786] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 74.897156][ T8786] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.905121][ T8786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 74.913073][ T8786] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 74.921043][ T8791] CPU: 0 PID: 8791 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 74.929626][ T8791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.939678][ T8791] Call Trace: [ 74.942973][ T8791] dump_stack+0x128/0x182 [ 74.945830][ T8766] proc_fill_super: get root inode failed [ 74.947294][ T8791] should_fail.cold.4+0x5/0x13 [ 74.947304][ T8791] ? fault_create_debugfs_attr+0x140/0x140 [ 74.947325][ T8791] should_failslab+0x5/0xf [ 74.954594][ T8786] proc_fill_super: get root inode failed [ 74.957691][ T8791] kmem_cache_alloc+0x29f/0x740 [ 74.957701][ T8791] ? down_write+0xdb/0x150 [ 74.957708][ T8791] ? down_write_killable_nested+0x170/0x170 [ 74.957722][ T8791] proc_alloc_inode+0x15/0x230 [ 74.957731][ T8791] ? up_write+0x148/0x460 [ 74.989607][ T8796] FAULT_INJECTION: forcing a failure. [ 74.989607][ T8796] name failslab, interval 1, probability 0, space 0, times 0 [ 74.993403][ T8791] alloc_inode+0x57/0x190 [ 74.993415][ T8791] new_inode_pseudo+0x7/0xc0 [ 74.993422][ T8791] proc_get_inode+0x11/0x6c0 [ 74.993431][ T8791] proc_fill_super+0x317/0x590 [ 74.993439][ T8791] ? proc_reconfigure+0x2c0/0x2c0 [ 74.993445][ T8791] vfs_get_super+0xe8/0x290 [ 74.993456][ T8791] vfs_get_tree+0x7e/0x2c0 [ 74.999549][ T8797] FAULT_INJECTION: forcing a failure. [ 74.999549][ T8797] name failslab, interval 1, probability 0, space 0, times 0 [ 75.010364][ T8791] ? ns_capable_common+0x57/0xc0 [ 75.010374][ T8791] do_mount+0x10c3/0x1710 [ 75.010384][ T8791] ? copy_mount_string+0x20/0x20 [ 75.010391][ T8791] ? __might_fault+0xbf/0x1a0 [ 75.010409][ T8791] ? _copy_from_user+0xcd/0x110 [ 75.010416][ T8791] ? memdup_user+0x4f/0x80 [ 75.010427][ T8791] __x64_sys_mount+0x15d/0x1b0 [ 75.010439][ T8791] do_syscall_64+0xc6/0x5e0 [ 75.093264][ T8791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.099303][ T8791] RIP: 0033:0x45c889 [ 75.103172][ T8791] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.122763][ T8791] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.131158][ T8791] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 75.139286][ T8791] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 75.147246][ T8791] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.155201][ T8791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 75.163148][ T8791] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 75.171124][ T8797] CPU: 1 PID: 8797 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 75.179710][ T8797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.189759][ T8797] Call Trace: [ 75.193047][ T8797] dump_stack+0x128/0x182 [ 75.197550][ T8797] should_fail.cold.4+0x5/0x13 [ 75.202320][ T8797] ? fault_create_debugfs_attr+0x140/0x140 [ 75.208133][ T8797] should_failslab+0x5/0xf [ 75.212585][ T8797] kmem_cache_alloc+0x29f/0x740 [ 75.217445][ T8797] ? down_write+0xdb/0x150 [ 75.221852][ T8797] ? down_write_killable_nested+0x170/0x170 [ 75.227741][ T8797] proc_alloc_inode+0x15/0x230 [ 75.232493][ T8797] ? up_write+0x148/0x460 [ 75.236803][ T8797] alloc_inode+0x57/0x190 [ 75.241115][ T8797] new_inode_pseudo+0x7/0xc0 [ 75.245690][ T8797] proc_get_inode+0x11/0x6c0 [ 75.250265][ T8797] proc_fill_super+0x317/0x590 [ 75.255009][ T8797] ? proc_reconfigure+0x2c0/0x2c0 [ 75.260018][ T8797] vfs_get_super+0xe8/0x290 [ 75.264513][ T8797] vfs_get_tree+0x7e/0x2c0 [ 75.268916][ T8797] ? ns_capable_common+0x57/0xc0 [ 75.273835][ T8797] do_mount+0x10c3/0x1710 [ 75.278149][ T8797] ? copy_mount_string+0x20/0x20 [ 75.283069][ T8797] ? __might_fault+0xbf/0x1a0 [ 75.287746][ T8797] ? _copy_from_user+0xcd/0x110 [ 75.292587][ T8797] ? memdup_user+0x4f/0x80 [ 75.296994][ T8797] __x64_sys_mount+0x15d/0x1b0 [ 75.301747][ T8797] do_syscall_64+0xc6/0x5e0 [ 75.306240][ T8797] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.312163][ T8797] RIP: 0033:0x45c889 [ 75.316038][ T8797] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.335740][ T8797] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.344139][ T8797] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 75.352106][ T8797] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 75.360060][ T8797] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.368008][ T8797] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 75.375957][ T8797] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 75.383962][ T8789] CPU: 0 PID: 8789 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 75.392550][ T8789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.402707][ T8789] Call Trace: [ 75.405994][ T8789] dump_stack+0x128/0x182 [ 75.410306][ T8789] should_fail.cold.4+0x5/0x13 [ 75.415048][ T8789] ? fault_create_debugfs_attr+0x140/0x140 [ 75.420860][ T8789] should_failslab+0x5/0xf [ 75.425264][ T8789] kmem_cache_alloc+0x29f/0x740 [ 75.430095][ T8789] ? down_write+0xdb/0x150 [ 75.434485][ T8789] ? down_write_killable_nested+0x170/0x170 [ 75.440356][ T8789] proc_alloc_inode+0x15/0x230 [ 75.445094][ T8789] ? up_write+0x148/0x460 [ 75.449395][ T8789] alloc_inode+0x57/0x190 [ 75.453701][ T8789] new_inode_pseudo+0x7/0xc0 [ 75.458264][ T8789] proc_get_inode+0x11/0x6c0 [ 75.462831][ T8789] proc_fill_super+0x317/0x590 [ 75.467581][ T8789] ? proc_reconfigure+0x2c0/0x2c0 [ 75.472578][ T8789] vfs_get_super+0xe8/0x290 [ 75.477058][ T8789] vfs_get_tree+0x7e/0x2c0 [ 75.481447][ T8789] ? ns_capable_common+0x57/0xc0 [ 75.486358][ T8789] do_mount+0x10c3/0x1710 [ 75.490669][ T8789] ? copy_mount_string+0x20/0x20 [ 75.495581][ T8789] ? __might_fault+0xbf/0x1a0 [ 75.500251][ T8789] ? _copy_from_user+0xcd/0x110 [ 75.505079][ T8789] ? memdup_user+0x4f/0x80 [ 75.509484][ T8789] __x64_sys_mount+0x15d/0x1b0 [ 75.514230][ T8789] do_syscall_64+0xc6/0x5e0 [ 75.518711][ T8789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.524575][ T8789] RIP: 0033:0x45c889 [ 75.528442][ T8789] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.548018][ T8789] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.556413][ T8789] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 75.564367][ T8789] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 75.572321][ T8789] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.580282][ T8789] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 75.588320][ T8789] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 75.596322][ T8796] CPU: 1 PID: 8796 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 75.604897][ T8796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.614948][ T8796] Call Trace: [ 75.617339][ T8779] proc_fill_super: get root inode failed [ 75.618217][ T8796] dump_stack+0x128/0x182 [ 75.618233][ T8796] should_fail.cold.4+0x5/0x13 [ 75.618242][ T8796] ? fault_create_debugfs_attr+0x140/0x140 [ 75.618261][ T8796] should_failslab+0x5/0xf [ 75.618268][ T8796] kmem_cache_alloc+0x29f/0x740 [ 75.618276][ T8796] ? down_write+0xdb/0x150 [ 75.618282][ T8796] ? down_write_killable_nested+0x170/0x170 [ 75.658210][ T8796] proc_alloc_inode+0x15/0x230 [ 75.662975][ T8796] ? up_write+0x148/0x460 [ 75.667298][ T8796] alloc_inode+0x57/0x190 [ 75.671622][ T8796] new_inode_pseudo+0x7/0xc0 [ 75.676212][ T8796] proc_get_inode+0x11/0x6c0 [ 75.681156][ T8796] proc_fill_super+0x317/0x590 [ 75.685903][ T8796] ? proc_reconfigure+0x2c0/0x2c0 [ 75.690915][ T8796] vfs_get_super+0xe8/0x290 [ 75.695416][ T8796] vfs_get_tree+0x7e/0x2c0 [ 75.699906][ T8796] ? ns_capable_common+0x57/0xc0 [ 75.704836][ T8796] do_mount+0x10c3/0x1710 [ 75.709157][ T8796] ? copy_mount_string+0x20/0x20 [ 75.714079][ T8796] ? __might_fault+0xbf/0x1a0 [ 75.718740][ T8796] ? _copy_from_user+0xcd/0x110 [ 75.723577][ T8796] ? memdup_user+0x4f/0x80 [ 75.727978][ T8796] __x64_sys_mount+0x15d/0x1b0 [ 75.732743][ T8796] do_syscall_64+0xc6/0x5e0 [ 75.737246][ T8796] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.743120][ T8796] RIP: 0033:0x45c889 [ 75.746988][ T8796] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.766585][ T8796] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.774970][ T8796] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 75.782914][ T8796] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 75.790860][ T8796] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.798803][ T8796] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 75.806754][ T8796] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 75.814729][ T8788] CPU: 0 PID: 8788 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 75.823311][ T8788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.833357][ T8788] Call Trace: [ 75.836647][ T8788] dump_stack+0x128/0x182 [ 75.840988][ T8788] should_fail.cold.4+0x5/0x13 [ 75.844899][ T8796] proc_fill_super: get root inode failed [ 75.845741][ T8788] ? fault_create_debugfs_attr+0x140/0x140 [ 75.845762][ T8788] should_failslab+0x5/0xf [ 75.845769][ T8788] kmem_cache_alloc+0x29f/0x740 [ 75.852982][ T8791] proc_fill_super: get root inode failed [ 75.857173][ T8788] ? down_write+0xdb/0x150 [ 75.857180][ T8788] ? down_write_killable_nested+0x170/0x170 [ 75.857196][ T8788] proc_alloc_inode+0x15/0x230 [ 75.857209][ T8788] ? up_write+0x148/0x460 [ 75.878085][ T8803] FAULT_INJECTION: forcing a failure. [ 75.878085][ T8803] name failslab, interval 1, probability 0, space 0, times 0 [ 75.882305][ T8788] alloc_inode+0x57/0x190 [ 75.882317][ T8788] new_inode_pseudo+0x7/0xc0 [ 75.882323][ T8788] proc_get_inode+0x11/0x6c0 [ 75.882331][ T8788] proc_fill_super+0x317/0x590 [ 75.882339][ T8788] ? proc_reconfigure+0x2c0/0x2c0 [ 75.882345][ T8788] vfs_get_super+0xe8/0x290 [ 75.882355][ T8788] vfs_get_tree+0x7e/0x2c0 [ 75.882362][ T8788] ? ns_capable_common+0x57/0xc0 [ 75.882372][ T8788] do_mount+0x10c3/0x1710 [ 75.882383][ T8788] ? copy_mount_string+0x20/0x20 [ 75.882390][ T8788] ? __might_fault+0xbf/0x1a0 [ 75.882409][ T8788] ? _copy_from_user+0xcd/0x110 [ 75.959659][ T8788] ? memdup_user+0x4f/0x80 [ 75.964061][ T8788] __x64_sys_mount+0x15d/0x1b0 [ 75.968804][ T8788] do_syscall_64+0xc6/0x5e0 [ 75.973305][ T8788] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.979183][ T8788] RIP: 0033:0x45c889 [ 75.983055][ T8788] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.002633][ T8788] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.011017][ T8788] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 76.018961][ T8788] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 76.026907][ T8788] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.034857][ T8788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 76.042826][ T8788] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 76.050799][ T8803] CPU: 1 PID: 8803 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 76.059399][ T8803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.069450][ T8803] Call Trace: [ 76.072736][ T8803] dump_stack+0x128/0x182 [ 76.075990][ T8797] proc_fill_super: get root inode failed [ 76.077067][ T8803] should_fail.cold.4+0x5/0x13 [ 76.077077][ T8803] ? fault_create_debugfs_attr+0x140/0x140 [ 76.077097][ T8803] should_failslab+0x5/0xf [ 76.088144][ T8805] FAULT_INJECTION: forcing a failure. [ 76.088144][ T8805] name failslab, interval 1, probability 0, space 0, times 0 [ 76.093242][ T8803] kmem_cache_alloc+0x29f/0x740 [ 76.093251][ T8803] ? down_write+0xdb/0x150 [ 76.093256][ T8803] ? down_write_killable_nested+0x170/0x170 [ 76.093270][ T8803] proc_alloc_inode+0x15/0x230 [ 76.093277][ T8803] ? up_write+0x148/0x460 [ 76.093282][ T8803] alloc_inode+0x57/0x190 [ 76.093290][ T8803] new_inode_pseudo+0x7/0xc0 [ 76.093297][ T8803] proc_get_inode+0x11/0x6c0 [ 76.093306][ T8803] proc_fill_super+0x317/0x590 [ 76.093313][ T8803] ? proc_reconfigure+0x2c0/0x2c0 [ 76.093320][ T8803] vfs_get_super+0xe8/0x290 [ 76.093330][ T8803] vfs_get_tree+0x7e/0x2c0 [ 76.093336][ T8803] ? ns_capable_common+0x57/0xc0 [ 76.093344][ T8803] do_mount+0x10c3/0x1710 [ 76.093354][ T8803] ? copy_mount_string+0x20/0x20 [ 76.093360][ T8803] ? __might_fault+0xbf/0x1a0 [ 76.093378][ T8803] ? _copy_from_user+0xcd/0x110 [ 76.168134][ T8809] FAULT_INJECTION: forcing a failure. [ 76.168134][ T8809] name failslab, interval 1, probability 0, space 0, times 0 [ 76.171984][ T8803] ? memdup_user+0x4f/0x80 [ 76.171998][ T8803] __x64_sys_mount+0x15d/0x1b0 [ 76.172010][ T8803] do_syscall_64+0xc6/0x5e0 [ 76.172023][ T8803] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.172029][ T8803] RIP: 0033:0x45c889 [ 76.172036][ T8803] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.172039][ T8803] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.172046][ T8803] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 76.172049][ T8803] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 76.172052][ T8803] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.172056][ T8803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 76.172059][ T8803] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 76.216979][ T8789] proc_fill_super: get root inode failed [ 76.228734][ T8805] CPU: 0 PID: 8805 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 76.267558][ T8811] FAULT_INJECTION: forcing a failure. [ 76.267558][ T8811] name failslab, interval 1, probability 0, space 0, times 0 [ 76.271511][ T8805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.271515][ T8805] Call Trace: [ 76.271528][ T8805] dump_stack+0x128/0x182 [ 76.271543][ T8805] should_fail.cold.4+0x5/0x13 [ 76.271553][ T8805] ? fault_create_debugfs_attr+0x140/0x140 [ 76.271571][ T8805] should_failslab+0x5/0xf [ 76.271577][ T8805] kmem_cache_alloc+0x29f/0x740 [ 76.271584][ T8805] ? down_write+0xdb/0x150 [ 76.271590][ T8805] ? down_write_killable_nested+0x170/0x170 [ 76.271606][ T8805] proc_alloc_inode+0x15/0x230 [ 76.271613][ T8805] ? up_write+0x148/0x460 [ 76.271619][ T8805] alloc_inode+0x57/0x190 [ 76.271627][ T8805] new_inode_pseudo+0x7/0xc0 [ 76.271633][ T8805] proc_get_inode+0x11/0x6c0 [ 76.271642][ T8805] proc_fill_super+0x317/0x590 [ 76.271651][ T8805] ? proc_reconfigure+0x2c0/0x2c0 [ 76.271658][ T8805] vfs_get_super+0xe8/0x290 [ 76.271669][ T8805] vfs_get_tree+0x7e/0x2c0 [ 76.271675][ T8805] ? ns_capable_common+0x57/0xc0 [ 76.271684][ T8805] do_mount+0x10c3/0x1710 [ 76.271696][ T8805] ? copy_mount_string+0x20/0x20 [ 76.271701][ T8805] ? __might_fault+0xbf/0x1a0 [ 76.271721][ T8805] ? _copy_from_user+0xcd/0x110 [ 76.377401][ T8803] proc_fill_super: get root inode failed [ 76.378960][ T8805] ? memdup_user+0x4f/0x80 [ 76.378976][ T8805] __x64_sys_mount+0x15d/0x1b0 [ 76.378991][ T8805] do_syscall_64+0xc6/0x5e0 [ 76.379004][ T8805] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.379013][ T8805] RIP: 0033:0x45c889 [ 76.412978][ T8813] FAULT_INJECTION: forcing a failure. [ 76.412978][ T8813] name failslab, interval 1, probability 0, space 0, times 0 [ 76.416092][ T8805] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.416096][ T8805] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.416102][ T8805] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 76.416105][ T8805] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 76.416109][ T8805] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.416112][ T8805] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 76.416116][ T8805] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 76.483837][ T8811] CPU: 0 PID: 8811 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 76.506469][ T8818] FAULT_INJECTION: forcing a failure. [ 76.506469][ T8818] name failslab, interval 1, probability 0, space 0, times 0 [ 76.513060][ T8811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.513064][ T8811] Call Trace: [ 76.513077][ T8811] dump_stack+0x128/0x182 [ 76.513092][ T8811] should_fail.cold.4+0x5/0x13 [ 76.513101][ T8811] ? fault_create_debugfs_attr+0x140/0x140 [ 76.513125][ T8811] should_failslab+0x5/0xf [ 76.513132][ T8811] kmem_cache_alloc+0x29f/0x740 [ 76.513138][ T8811] ? d_alloc+0x18b/0x200 [ 76.513155][ T8811] proc_alloc_inode+0x15/0x230 [ 76.612316][ T8811] alloc_inode+0x57/0x190 [ 76.616622][ T8811] new_inode_pseudo+0x7/0xc0 [ 76.621187][ T8811] proc_setup_self+0xf2/0x370 [ 76.625850][ T8811] proc_fill_super+0x35c/0x590 [ 76.630599][ T8811] ? proc_reconfigure+0x2c0/0x2c0 [ 76.635600][ T8811] vfs_get_super+0xe8/0x290 [ 76.640082][ T8811] vfs_get_tree+0x7e/0x2c0 [ 76.644483][ T8811] ? ns_capable_common+0x57/0xc0 [ 76.649404][ T8811] do_mount+0x10c3/0x1710 [ 76.653726][ T8811] ? copy_mount_string+0x20/0x20 [ 76.658643][ T8811] ? __might_fault+0xbf/0x1a0 [ 76.663310][ T8811] ? _copy_from_user+0xcd/0x110 [ 76.668140][ T8811] ? memdup_user+0x4f/0x80 [ 76.672539][ T8811] __x64_sys_mount+0x15d/0x1b0 [ 76.677306][ T8811] do_syscall_64+0xc6/0x5e0 [ 76.681790][ T8811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.687659][ T8811] RIP: 0033:0x45c889 [ 76.691530][ T8811] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.711113][ T8811] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.719497][ T8811] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 76.727441][ T8811] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 76.735384][ T8811] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.743331][ T8811] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 76.751278][ T8811] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 76.759252][ T8813] CPU: 1 PID: 8813 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 76.767837][ T8813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.777886][ T8813] Call Trace: [ 76.781171][ T8813] dump_stack+0x128/0x182 [ 76.785494][ T8813] should_fail.cold.4+0x5/0x13 [ 76.790252][ T8813] ? fault_create_debugfs_attr+0x140/0x140 [ 76.796058][ T8813] should_failslab+0x5/0xf [ 76.800453][ T8813] kmem_cache_alloc+0x29f/0x740 [ 76.803457][ T8788] proc_fill_super: get root inode failed [ 76.805375][ T8813] ? down_write+0xdb/0x150 [ 76.805382][ T8813] ? down_write_killable_nested+0x170/0x170 [ 76.805398][ T8813] proc_alloc_inode+0x15/0x230 [ 76.805406][ T8813] ? up_write+0x148/0x460 [ 76.805412][ T8813] alloc_inode+0x57/0x190 [ 76.805421][ T8813] new_inode_pseudo+0x7/0xc0 [ 76.805428][ T8813] proc_get_inode+0x11/0x6c0 [ 76.805436][ T8813] proc_fill_super+0x317/0x590 [ 76.805445][ T8813] ? proc_reconfigure+0x2c0/0x2c0 [ 76.854724][ T8813] vfs_get_super+0xe8/0x290 [ 76.859208][ T8813] vfs_get_tree+0x7e/0x2c0 [ 76.863598][ T8813] ? ns_capable_common+0x57/0xc0 [ 76.868516][ T8813] do_mount+0x10c3/0x1710 [ 76.872831][ T8813] ? copy_mount_string+0x20/0x20 [ 76.877749][ T8813] ? __might_fault+0xbf/0x1a0 [ 76.882415][ T8813] ? _copy_from_user+0xcd/0x110 [ 76.887265][ T8813] ? memdup_user+0x4f/0x80 [ 76.891659][ T8813] __x64_sys_mount+0x15d/0x1b0 [ 76.896400][ T8813] do_syscall_64+0xc6/0x5e0 [ 76.900881][ T8813] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.906774][ T8813] RIP: 0033:0x45c889 [ 76.910647][ T8813] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.930244][ T8813] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.938628][ T8813] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 76.946685][ T8813] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 76.954645][ T8813] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.960746][ T8805] proc_fill_super: get root inode failed [ 76.962605][ T8813] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 76.962609][ T8813] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 76.987144][ T8818] CPU: 0 PID: 8818 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 76.989986][ T8813] proc_fill_super: get root inode failed [ 76.995729][ T8818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.995733][ T8818] Call Trace: [ 76.995747][ T8818] dump_stack+0x128/0x182 [ 76.995762][ T8818] should_fail.cold.4+0x5/0x13 [ 76.995771][ T8818] ? fault_create_debugfs_attr+0x140/0x140 [ 76.995792][ T8818] should_failslab+0x5/0xf [ 76.995801][ T8818] kmem_cache_alloc+0x29f/0x740 [ 77.001753][ T8811] proc_fill_super: can't allocate /proc/self [ 77.011461][ T8818] ? d_alloc+0x18b/0x200 [ 77.011481][ T8818] proc_alloc_inode+0x15/0x230 [ 77.011487][ T8818] alloc_inode+0x57/0x190 [ 77.011497][ T8818] new_inode_pseudo+0x7/0xc0 [ 77.011506][ T8818] proc_setup_self+0xf2/0x370 [ 77.011517][ T8818] proc_fill_super+0x35c/0x590 [ 77.011524][ T8818] ? proc_reconfigure+0x2c0/0x2c0 [ 77.011530][ T8818] vfs_get_super+0xe8/0x290 [ 77.011541][ T8818] vfs_get_tree+0x7e/0x2c0 [ 77.011547][ T8818] ? ns_capable_common+0x57/0xc0 [ 77.011556][ T8818] do_mount+0x10c3/0x1710 [ 77.011567][ T8818] ? copy_mount_string+0x20/0x20 [ 77.011574][ T8818] ? __might_fault+0xbf/0x1a0 [ 77.011594][ T8818] ? _copy_from_user+0xcd/0x110 [ 77.037045][ T8822] FAULT_INJECTION: forcing a failure. [ 77.037045][ T8822] name failslab, interval 1, probability 0, space 0, times 0 [ 77.038941][ T8818] ? memdup_user+0x4f/0x80 [ 77.038956][ T8818] __x64_sys_mount+0x15d/0x1b0 [ 77.038971][ T8818] do_syscall_64+0xc6/0x5e0 [ 77.038982][ T8818] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.038988][ T8818] RIP: 0033:0x45c889 [ 77.038994][ T8818] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.038997][ T8818] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.039003][ T8818] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 77.039006][ T8818] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 77.039009][ T8818] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.039012][ T8818] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 77.039017][ T8818] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 77.214057][ T8822] CPU: 1 PID: 8822 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 77.222649][ T8822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.232696][ T8822] Call Trace: [ 77.235977][ T8822] dump_stack+0x128/0x182 [ 77.240330][ T8822] should_fail.cold.4+0x5/0x13 [ 77.245115][ T8822] ? fault_create_debugfs_attr+0x140/0x140 [ 77.249907][ T8823] FAULT_INJECTION: forcing a failure. [ 77.249907][ T8823] name failslab, interval 1, probability 0, space 0, times 0 [ 77.250912][ T8822] should_failslab+0x5/0xf [ 77.250920][ T8822] kmem_cache_alloc+0x29f/0x740 [ 77.250940][ T8822] __d_alloc+0x25/0x870 [ 77.250948][ T8822] ? proc_setup_self+0xb3/0x370 [ 77.281700][ T8822] d_alloc+0x3f/0x200 [ 77.285688][ T8822] d_alloc_name+0x70/0xa0 [ 77.290011][ T8822] ? d_alloc_anon+0x10/0x10 [ 77.294521][ T8822] proc_setup_self+0xde/0x370 [ 77.299192][ T8822] proc_fill_super+0x35c/0x590 [ 77.303939][ T8822] ? proc_reconfigure+0x2c0/0x2c0 [ 77.308949][ T8822] vfs_get_super+0xe8/0x290 [ 77.313447][ T8822] vfs_get_tree+0x7e/0x2c0 [ 77.317855][ T8822] ? ns_capable_common+0x57/0xc0 [ 77.322782][ T8822] do_mount+0x10c3/0x1710 [ 77.327097][ T8822] ? copy_mount_string+0x20/0x20 [ 77.332021][ T8822] ? __might_fault+0xbf/0x1a0 [ 77.336710][ T8822] ? _copy_from_user+0xcd/0x110 [ 77.341553][ T8822] ? memdup_user+0x4f/0x80 [ 77.346099][ T8822] __x64_sys_mount+0x15d/0x1b0 [ 77.350858][ T8822] do_syscall_64+0xc6/0x5e0 [ 77.355346][ T8822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.361218][ T8822] RIP: 0033:0x45c889 [ 77.365180][ T8822] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.384778][ T8822] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.393178][ T8822] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 77.401137][ T8822] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 77.409102][ T8822] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.417060][ T8822] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 77.425046][ T8822] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 77.440141][ T8823] CPU: 0 PID: 8823 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 77.448751][ T8823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.458800][ T8823] Call Trace: [ 77.461906][ T8830] FAULT_INJECTION: forcing a failure. [ 77.461906][ T8830] name failslab, interval 1, probability 0, space 0, times 0 [ 77.462073][ T8823] dump_stack+0x128/0x182 [ 77.478944][ T8823] should_fail.cold.4+0x5/0x13 [ 77.483695][ T8823] ? fault_create_debugfs_attr+0x140/0x140 [ 77.489490][ T8823] should_failslab+0x5/0xf [ 77.493878][ T8823] kmem_cache_alloc+0x29f/0x740 [ 77.498703][ T8823] ? down_write+0xdb/0x150 [ 77.503092][ T8823] ? down_write_killable_nested+0x170/0x170 [ 77.508964][ T8823] proc_alloc_inode+0x15/0x230 [ 77.513700][ T8823] ? up_write+0x148/0x460 [ 77.518023][ T8823] alloc_inode+0x57/0x190 [ 77.522332][ T8823] new_inode_pseudo+0x7/0xc0 [ 77.526915][ T8823] proc_get_inode+0x11/0x6c0 [ 77.531596][ T8823] proc_fill_super+0x317/0x590 [ 77.536348][ T8823] ? proc_reconfigure+0x2c0/0x2c0 [ 77.541358][ T8823] vfs_get_super+0xe8/0x290 [ 77.545843][ T8823] vfs_get_tree+0x7e/0x2c0 [ 77.550241][ T8823] ? ns_capable_common+0x57/0xc0 [ 77.555161][ T8823] do_mount+0x10c3/0x1710 [ 77.559470][ T8823] ? copy_mount_string+0x20/0x20 [ 77.564394][ T8823] ? __might_fault+0xbf/0x1a0 [ 77.569073][ T8823] ? _copy_from_user+0xcd/0x110 [ 77.573927][ T8823] ? memdup_user+0x4f/0x80 [ 77.578324][ T8823] __x64_sys_mount+0x15d/0x1b0 [ 77.583068][ T8823] do_syscall_64+0xc6/0x5e0 [ 77.587556][ T8823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.593431][ T8823] RIP: 0033:0x45c889 [ 77.597301][ T8823] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.616892][ T8823] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.625296][ T8823] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 77.633245][ T8823] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 77.641207][ T8823] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.649164][ T8823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 77.657111][ T8823] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 77.665162][ T8830] CPU: 1 PID: 8830 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 77.673748][ T8830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.683789][ T8830] Call Trace: [ 77.687066][ T8830] dump_stack+0x128/0x182 [ 77.690156][ T8831] FAULT_INJECTION: forcing a failure. [ 77.690156][ T8831] name failslab, interval 1, probability 0, space 0, times 0 [ 77.691383][ T8830] should_fail.cold.4+0x5/0x13 [ 77.691394][ T8830] ? fault_create_debugfs_attr+0x140/0x140 [ 77.691414][ T8830] should_failslab+0x5/0xf [ 77.691422][ T8830] kmem_cache_alloc+0x29f/0x740 [ 77.723738][ T8830] ? current_time+0x93/0xf0 [ 77.728233][ T8830] ? timestamp_truncate+0x250/0x250 [ 77.733417][ T8830] __d_alloc+0x25/0x870 [ 77.737558][ T8830] d_make_root+0x32/0x60 [ 77.741776][ T8830] proc_fill_super+0x328/0x590 [ 77.746523][ T8830] ? proc_reconfigure+0x2c0/0x2c0 [ 77.751528][ T8830] vfs_get_super+0xe8/0x290 [ 77.756023][ T8830] vfs_get_tree+0x7e/0x2c0 [ 77.760418][ T8830] ? ns_capable_common+0x57/0xc0 [ 77.765335][ T8830] do_mount+0x10c3/0x1710 [ 77.769649][ T8830] ? copy_mount_string+0x20/0x20 [ 77.774570][ T8830] ? __might_fault+0xbf/0x1a0 [ 77.779235][ T8830] ? _copy_from_user+0xcd/0x110 [ 77.784059][ T8830] ? memdup_user+0x4f/0x80 [ 77.788459][ T8830] __x64_sys_mount+0x15d/0x1b0 [ 77.793218][ T8830] do_syscall_64+0xc6/0x5e0 [ 77.797711][ T8830] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.803584][ T8830] RIP: 0033:0x45c889 [ 77.807453][ T8830] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.827042][ T8830] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.836486][ T8830] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 77.844448][ T8830] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 77.852404][ T8830] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.860355][ T8830] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 77.868313][ T8830] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 77.876296][ T8809] CPU: 0 PID: 8809 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 77.884879][ T8809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.895014][ T8809] Call Trace: [ 77.898294][ T8809] dump_stack+0x128/0x182 [ 77.899535][ T8822] proc_fill_super: can't allocate /proc/self 2020/04/13 18:22:48 executed programs: 90 [ 77.902619][ T8809] should_fail.cold.4+0x5/0x13 [ 77.902630][ T8809] ? fault_create_debugfs_attr+0x140/0x140 [ 77.902651][ T8809] should_failslab+0x5/0xf [ 77.902658][ T8809] kmem_cache_alloc+0x29f/0x740 [ 77.902666][ T8809] ? down_write+0xdb/0x150 [ 77.902673][ T8809] ? down_write_killable_nested+0x170/0x170 [ 77.910267][ T8830] proc_fill_super: allocate dentry failed [ 77.913379][ T8809] proc_alloc_inode+0x15/0x230 [ 77.913388][ T8809] ? up_write+0x148/0x460 [ 77.913394][ T8809] alloc_inode+0x57/0x190 [ 77.913403][ T8809] new_inode_pseudo+0x7/0xc0 [ 77.913410][ T8809] proc_get_inode+0x11/0x6c0 [ 77.913419][ T8809] proc_fill_super+0x317/0x590 [ 77.913427][ T8809] ? proc_reconfigure+0x2c0/0x2c0 [ 77.913434][ T8809] vfs_get_super+0xe8/0x290 [ 77.944436][ T8833] FAULT_INJECTION: forcing a failure. [ 77.944436][ T8833] name failslab, interval 1, probability 0, space 0, times 0 [ 77.949153][ T8809] vfs_get_tree+0x7e/0x2c0 [ 77.949160][ T8809] ? ns_capable_common+0x57/0xc0 [ 77.949170][ T8809] do_mount+0x10c3/0x1710 [ 77.949181][ T8809] ? copy_mount_string+0x20/0x20 [ 77.949188][ T8809] ? __might_fault+0xbf/0x1a0 [ 77.949208][ T8809] ? _copy_from_user+0xcd/0x110 [ 77.970438][ T8835] FAULT_INJECTION: forcing a failure. [ 77.970438][ T8835] name failslab, interval 1, probability 0, space 0, times 0 [ 77.971803][ T8809] ? memdup_user+0x4f/0x80 [ 77.971818][ T8809] __x64_sys_mount+0x15d/0x1b0 [ 77.971832][ T8809] do_syscall_64+0xc6/0x5e0 [ 77.971844][ T8809] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.971850][ T8809] RIP: 0033:0x45c889 [ 77.971856][ T8809] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.077574][ T8809] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.085959][ T8809] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 78.093906][ T8809] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 78.101850][ T8809] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.109803][ T8809] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 78.117761][ T8809] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 78.125801][ T8833] CPU: 1 PID: 8833 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 78.134383][ T8833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.144428][ T8833] Call Trace: [ 78.147707][ T8833] dump_stack+0x128/0x182 [ 78.152023][ T8833] should_fail.cold.4+0x5/0x13 [ 78.156772][ T8833] ? fault_create_debugfs_attr+0x140/0x140 [ 78.162572][ T8833] should_failslab+0x5/0xf [ 78.166976][ T8833] kmem_cache_alloc+0x29f/0x740 [ 78.171807][ T8833] ? down_write+0xdb/0x150 [ 78.176204][ T8833] ? down_write_killable_nested+0x170/0x170 [ 78.182093][ T8833] proc_alloc_inode+0x15/0x230 [ 78.186840][ T8833] ? up_write+0x148/0x460 [ 78.191152][ T8833] alloc_inode+0x57/0x190 [ 78.195471][ T8833] new_inode_pseudo+0x7/0xc0 [ 78.200048][ T8833] proc_get_inode+0x11/0x6c0 [ 78.204634][ T8833] proc_fill_super+0x317/0x590 [ 78.209388][ T8833] ? proc_reconfigure+0x2c0/0x2c0 [ 78.214399][ T8833] vfs_get_super+0xe8/0x290 [ 78.218895][ T8833] vfs_get_tree+0x7e/0x2c0 [ 78.223327][ T8833] ? ns_capable_common+0x57/0xc0 [ 78.228261][ T8833] do_mount+0x10c3/0x1710 [ 78.232582][ T8833] ? copy_mount_string+0x20/0x20 [ 78.237497][ T8833] ? __might_fault+0xbf/0x1a0 [ 78.242174][ T8833] ? _copy_from_user+0xcd/0x110 [ 78.247010][ T8833] ? memdup_user+0x4f/0x80 [ 78.251417][ T8833] __x64_sys_mount+0x15d/0x1b0 [ 78.256195][ T8833] do_syscall_64+0xc6/0x5e0 [ 78.260688][ T8833] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.266579][ T8833] RIP: 0033:0x45c889 [ 78.270458][ T8833] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.290037][ T8833] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.293237][ T8818] proc_fill_super: can't allocate /proc/self [ 78.298421][ T8833] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 78.298425][ T8833] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 78.298428][ T8833] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.298431][ T8833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 78.298434][ T8833] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 78.315335][ T8835] CPU: 1 PID: 8835 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 78.352950][ T8835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.362988][ T8835] Call Trace: [ 78.366259][ T8835] dump_stack+0x128/0x182 [ 78.370574][ T8835] should_fail.cold.4+0x5/0x13 [ 78.375320][ T8835] ? fault_create_debugfs_attr+0x140/0x140 [ 78.378749][ T8823] proc_fill_super: get root inode failed [ 78.381112][ T8835] should_failslab+0x5/0xf [ 78.381119][ T8835] kmem_cache_alloc+0x29f/0x740 [ 78.381125][ T8835] ? d_alloc+0x18b/0x200 [ 78.400170][ T8835] proc_alloc_inode+0x15/0x230 [ 78.404909][ T8835] alloc_inode+0x57/0x190 [ 78.409218][ T8835] new_inode_pseudo+0x7/0xc0 [ 78.413783][ T8835] proc_setup_self+0xf2/0x370 [ 78.418449][ T8835] proc_fill_super+0x35c/0x590 [ 78.423200][ T8835] ? proc_reconfigure+0x2c0/0x2c0 [ 78.428203][ T8835] vfs_get_super+0xe8/0x290 [ 78.432695][ T8835] vfs_get_tree+0x7e/0x2c0 [ 78.437092][ T8835] ? ns_capable_common+0x57/0xc0 [ 78.442038][ T8835] do_mount+0x10c3/0x1710 [ 78.446348][ T8835] ? copy_mount_string+0x20/0x20 [ 78.451263][ T8835] ? __might_fault+0xbf/0x1a0 [ 78.455927][ T8835] ? _copy_from_user+0xcd/0x110 [ 78.460758][ T8835] ? memdup_user+0x4f/0x80 [ 78.465170][ T8835] __x64_sys_mount+0x15d/0x1b0 [ 78.469927][ T8835] do_syscall_64+0xc6/0x5e0 [ 78.474426][ T8835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.480298][ T8835] RIP: 0033:0x45c889 [ 78.484167][ T8835] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.503766][ T8835] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.508691][ T8809] proc_fill_super: get root inode failed [ 78.512166][ T8835] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 78.512171][ T8835] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 78.533681][ T8835] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.541628][ T8835] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 78.549572][ T8835] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 78.557536][ T8831] CPU: 0 PID: 8831 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 78.566111][ T8831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.576154][ T8831] Call Trace: [ 78.579438][ T8831] dump_stack+0x128/0x182 [ 78.583770][ T8831] should_fail.cold.4+0x5/0x13 [ 78.588526][ T8831] ? fault_create_debugfs_attr+0x140/0x140 [ 78.590766][ T8835] proc_fill_super: can't allocate /proc/self [ 78.594330][ T8831] should_failslab+0x5/0xf [ 78.594338][ T8831] kmem_cache_alloc+0x29f/0x740 [ 78.594344][ T8831] ? d_alloc+0x18b/0x200 [ 78.594365][ T8831] proc_alloc_inode+0x15/0x230 [ 78.594371][ T8831] alloc_inode+0x57/0x190 [ 78.594379][ T8831] new_inode_pseudo+0x7/0xc0 [ 78.594390][ T8831] proc_setup_self+0xf2/0x370 [ 78.615509][ T8841] FAULT_INJECTION: forcing a failure. [ 78.615509][ T8841] name failslab, interval 1, probability 0, space 0, times 0 [ 78.618572][ T8831] proc_fill_super+0x35c/0x590 [ 78.618581][ T8831] ? proc_reconfigure+0x2c0/0x2c0 [ 78.618589][ T8831] vfs_get_super+0xe8/0x290 [ 78.618601][ T8831] vfs_get_tree+0x7e/0x2c0 [ 78.618608][ T8831] ? ns_capable_common+0x57/0xc0 [ 78.618618][ T8831] do_mount+0x10c3/0x1710 [ 78.618630][ T8831] ? copy_mount_string+0x20/0x20 [ 78.618637][ T8831] ? __might_fault+0xbf/0x1a0 [ 78.618660][ T8831] ? _copy_from_user+0xcd/0x110 [ 78.618667][ T8831] ? memdup_user+0x4f/0x80 [ 78.618679][ T8831] __x64_sys_mount+0x15d/0x1b0 [ 78.618691][ T8831] do_syscall_64+0xc6/0x5e0 [ 78.624794][ T8842] FAULT_INJECTION: forcing a failure. [ 78.624794][ T8842] name failslab, interval 1, probability 0, space 0, times 0 [ 78.627571][ T8831] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.627577][ T8831] RIP: 0033:0x45c889 [ 78.627584][ T8831] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.627588][ T8831] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.627594][ T8831] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 78.627597][ T8831] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 78.627601][ T8831] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.627604][ T8831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 78.627608][ T8831] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 78.662298][ T8841] CPU: 0 PID: 8841 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 78.666781][ T8843] FAULT_INJECTION: forcing a failure. [ 78.666781][ T8843] name failslab, interval 1, probability 0, space 0, times 0 [ 78.668655][ T8841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.668659][ T8841] Call Trace: [ 78.668671][ T8841] dump_stack+0x128/0x182 [ 78.668687][ T8841] should_fail.cold.4+0x5/0x13 [ 78.668697][ T8841] ? fault_create_debugfs_attr+0x140/0x140 [ 78.668718][ T8841] should_failslab+0x5/0xf [ 78.668725][ T8841] kmem_cache_alloc+0x29f/0x740 [ 78.668733][ T8841] ? down_write+0xdb/0x150 [ 78.668739][ T8841] ? down_write_killable_nested+0x170/0x170 [ 78.668753][ T8841] proc_alloc_inode+0x15/0x230 [ 78.668760][ T8841] ? up_write+0x148/0x460 [ 78.668765][ T8841] alloc_inode+0x57/0x190 [ 78.668773][ T8841] new_inode_pseudo+0x7/0xc0 [ 78.668779][ T8841] proc_get_inode+0x11/0x6c0 [ 78.668787][ T8841] proc_fill_super+0x317/0x590 [ 78.668795][ T8841] ? proc_reconfigure+0x2c0/0x2c0 [ 78.668802][ T8841] vfs_get_super+0xe8/0x290 [ 78.668814][ T8841] vfs_get_tree+0x7e/0x2c0 [ 78.668820][ T8841] ? ns_capable_common+0x57/0xc0 [ 78.668829][ T8841] do_mount+0x10c3/0x1710 [ 78.668841][ T8841] ? copy_mount_string+0x20/0x20 [ 78.668847][ T8841] ? __might_fault+0xbf/0x1a0 [ 78.668869][ T8841] ? _copy_from_user+0xcd/0x110 [ 78.668876][ T8841] ? memdup_user+0x4f/0x80 [ 78.668888][ T8841] __x64_sys_mount+0x15d/0x1b0 [ 78.668901][ T8841] do_syscall_64+0xc6/0x5e0 [ 78.668911][ T8841] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.668916][ T8841] RIP: 0033:0x45c889 [ 78.668922][ T8841] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.668926][ T8841] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.668932][ T8841] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 78.668935][ T8841] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 78.668938][ T8841] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.668946][ T8841] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 78.668951][ T8841] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 79.015888][ T8842] CPU: 1 PID: 8842 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 79.024477][ T8842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.044428][ T8842] Call Trace: [ 79.047718][ T8842] dump_stack+0x128/0x182 [ 79.052054][ T8842] should_fail.cold.4+0x5/0x13 [ 79.056809][ T8842] ? fault_create_debugfs_attr+0x140/0x140 [ 79.062618][ T8842] should_failslab+0x5/0xf [ 79.067027][ T8842] kmem_cache_alloc+0x29f/0x740 [ 79.071998][ T8842] ? down_write+0xdb/0x150 [ 79.076407][ T8842] ? down_write_killable_nested+0x170/0x170 [ 79.082298][ T8842] proc_alloc_inode+0x15/0x230 [ 79.087042][ T8842] ? up_write+0x148/0x460 [ 79.091359][ T8842] alloc_inode+0x57/0x190 [ 79.095682][ T8842] new_inode_pseudo+0x7/0xc0 [ 79.100265][ T8842] proc_get_inode+0x11/0x6c0 [ 79.104850][ T8842] proc_fill_super+0x317/0x590 [ 79.109783][ T8842] ? proc_reconfigure+0x2c0/0x2c0 [ 79.114913][ T8842] vfs_get_super+0xe8/0x290 [ 79.119445][ T8842] vfs_get_tree+0x7e/0x2c0 [ 79.123854][ T8842] ? ns_capable_common+0x57/0xc0 [ 79.128792][ T8842] do_mount+0x10c3/0x1710 [ 79.133122][ T8842] ? copy_mount_string+0x20/0x20 [ 79.134820][ T8831] proc_fill_super: can't allocate /proc/self [ 79.138046][ T8842] ? __might_fault+0xbf/0x1a0 [ 79.138067][ T8842] ? _copy_from_user+0xcd/0x110 [ 79.138074][ T8842] ? memdup_user+0x4f/0x80 [ 79.138087][ T8842] __x64_sys_mount+0x15d/0x1b0 [ 79.138099][ T8842] do_syscall_64+0xc6/0x5e0 [ 79.138111][ T8842] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.138116][ T8842] RIP: 0033:0x45c889 [ 79.138123][ T8842] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.164021][ T8833] proc_fill_super: get root inode failed [ 79.167209][ T8842] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.187213][ T8841] proc_fill_super: get root inode failed [ 79.196668][ T8842] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 79.196672][ T8842] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 79.196675][ T8842] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.196678][ T8842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 79.196680][ T8842] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 79.224664][ T8843] CPU: 1 PID: 8843 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 79.248411][ T8850] FAULT_INJECTION: forcing a failure. [ 79.248411][ T8850] name failslab, interval 1, probability 0, space 0, times 0 [ 79.248693][ T8843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.248697][ T8843] Call Trace: [ 79.248710][ T8843] dump_stack+0x128/0x182 [ 79.248724][ T8843] should_fail.cold.4+0x5/0x13 [ 79.272446][ T8852] FAULT_INJECTION: forcing a failure. [ 79.272446][ T8852] name failslab, interval 1, probability 0, space 0, times 0 [ 79.277821][ T8843] ? fault_create_debugfs_attr+0x140/0x140 [ 79.318550][ T8843] should_failslab+0x5/0xf [ 79.322958][ T8843] kmem_cache_alloc+0x29f/0x740 [ 79.327795][ T8843] ? down_write+0xdb/0x150 [ 79.332204][ T8843] ? down_write_killable_nested+0x170/0x170 [ 79.338097][ T8843] proc_alloc_inode+0x15/0x230 [ 79.342864][ T8843] ? up_write+0x148/0x460 [ 79.347178][ T8843] alloc_inode+0x57/0x190 [ 79.351499][ T8843] new_inode_pseudo+0x7/0xc0 [ 79.356071][ T8843] proc_get_inode+0x11/0x6c0 [ 79.360647][ T8843] proc_fill_super+0x317/0x590 [ 79.365409][ T8843] ? proc_reconfigure+0x2c0/0x2c0 [ 79.370425][ T8843] vfs_get_super+0xe8/0x290 [ 79.374915][ T8843] vfs_get_tree+0x7e/0x2c0 [ 79.379339][ T8843] ? ns_capable_common+0x57/0xc0 [ 79.384263][ T8843] do_mount+0x10c3/0x1710 [ 79.388589][ T8843] ? copy_mount_string+0x20/0x20 [ 79.393522][ T8843] ? __might_fault+0xbf/0x1a0 [ 79.398191][ T8843] ? _copy_from_user+0xcd/0x110 [ 79.403027][ T8843] ? memdup_user+0x4f/0x80 [ 79.407437][ T8843] __x64_sys_mount+0x15d/0x1b0 [ 79.412197][ T8843] do_syscall_64+0xc6/0x5e0 [ 79.416703][ T8843] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.422587][ T8843] RIP: 0033:0x45c889 [ 79.426464][ T8843] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.446054][ T8843] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.454617][ T8843] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 79.462566][ T8843] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 79.470513][ T8843] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.479501][ T8843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 79.487446][ T8843] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 79.495420][ T8850] CPU: 0 PID: 8850 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 79.504439][ T8850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.505710][ T8857] FAULT_INJECTION: forcing a failure. [ 79.505710][ T8857] name failslab, interval 1, probability 0, space 0, times 0 [ 79.514489][ T8850] Call Trace: [ 79.514505][ T8850] dump_stack+0x128/0x182 [ 79.514518][ T8850] should_fail.cold.4+0x5/0x13 [ 79.514528][ T8850] ? fault_create_debugfs_attr+0x140/0x140 [ 79.514548][ T8850] should_failslab+0x5/0xf [ 79.514554][ T8850] kmem_cache_alloc+0x29f/0x740 [ 79.514563][ T8850] ? down_write+0xdb/0x150 [ 79.514568][ T8850] ? down_write_killable_nested+0x170/0x170 [ 79.514582][ T8850] proc_alloc_inode+0x15/0x230 [ 79.514589][ T8850] ? up_write+0x148/0x460 [ 79.514594][ T8850] alloc_inode+0x57/0x190 [ 79.514606][ T8850] new_inode_pseudo+0x7/0xc0 [ 79.582691][ T8850] proc_get_inode+0x11/0x6c0 [ 79.587255][ T8850] proc_fill_super+0x317/0x590 [ 79.591993][ T8850] ? proc_reconfigure+0x2c0/0x2c0 [ 79.596991][ T8850] vfs_get_super+0xe8/0x290 [ 79.601485][ T8850] vfs_get_tree+0x7e/0x2c0 [ 79.605877][ T8850] ? ns_capable_common+0x57/0xc0 [ 79.610789][ T8850] do_mount+0x10c3/0x1710 [ 79.615098][ T8850] ? copy_mount_string+0x20/0x20 [ 79.620016][ T8850] ? __might_fault+0xbf/0x1a0 [ 79.624675][ T8850] ? _copy_from_user+0xcd/0x110 [ 79.629499][ T8850] ? memdup_user+0x4f/0x80 [ 79.633892][ T8850] __x64_sys_mount+0x15d/0x1b0 [ 79.638632][ T8850] do_syscall_64+0xc6/0x5e0 [ 79.643115][ T8850] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.648995][ T8850] RIP: 0033:0x45c889 [ 79.652870][ T8850] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.672457][ T8850] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.680857][ T8850] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 79.688945][ T8850] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 79.694734][ T8842] proc_fill_super: get root inode failed [ 79.696910][ T8850] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.696913][ T8850] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 79.696916][ T8850] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 79.715019][ T8850] proc_fill_super: get root inode failed [ 79.735470][ T8843] proc_fill_super: get root inode failed [ 79.745655][ T8857] CPU: 0 PID: 8857 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 79.754260][ T8857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.764309][ T8857] Call Trace: [ 79.767601][ T8857] dump_stack+0x128/0x182 [ 79.771933][ T8857] should_fail.cold.4+0x5/0x13 [ 79.776687][ T8857] ? fault_create_debugfs_attr+0x140/0x140 [ 79.781594][ T8861] FAULT_INJECTION: forcing a failure. [ 79.781594][ T8861] name failslab, interval 1, probability 0, space 0, times 0 [ 79.782487][ T8857] should_failslab+0x5/0xf [ 79.782494][ T8857] kmem_cache_alloc+0x29f/0x740 [ 79.782501][ T8857] ? d_alloc+0x18b/0x200 [ 79.782521][ T8857] proc_alloc_inode+0x15/0x230 [ 79.813239][ T8857] alloc_inode+0x57/0x190 [ 79.817555][ T8857] new_inode_pseudo+0x7/0xc0 [ 79.822136][ T8857] proc_setup_self+0xf2/0x370 [ 79.826811][ T8857] proc_fill_super+0x35c/0x590 [ 79.831559][ T8857] ? proc_reconfigure+0x2c0/0x2c0 [ 79.836559][ T8857] vfs_get_super+0xe8/0x290 [ 79.841053][ T8857] vfs_get_tree+0x7e/0x2c0 [ 79.845452][ T8857] ? ns_capable_common+0x57/0xc0 [ 79.850373][ T8857] do_mount+0x10c3/0x1710 [ 79.854683][ T8857] ? copy_mount_string+0x20/0x20 [ 79.859601][ T8857] ? __might_fault+0xbf/0x1a0 [ 79.862553][ T8863] FAULT_INJECTION: forcing a failure. [ 79.862553][ T8863] name failslab, interval 1, probability 0, space 0, times 0 [ 79.864283][ T8857] ? _copy_from_user+0xcd/0x110 [ 79.864293][ T8857] ? memdup_user+0x4f/0x80 [ 79.864308][ T8857] __x64_sys_mount+0x15d/0x1b0 [ 79.864322][ T8857] do_syscall_64+0xc6/0x5e0 [ 79.864334][ T8857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.864340][ T8857] RIP: 0033:0x45c889 [ 79.864347][ T8857] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.864350][ T8857] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.864357][ T8857] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 79.864360][ T8857] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 79.864364][ T8857] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.864368][ T8857] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 79.864370][ T8857] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 79.895851][ T8864] FAULT_INJECTION: forcing a failure. [ 79.895851][ T8864] name failslab, interval 1, probability 0, space 0, times 0 [ 79.902123][ T8852] CPU: 1 PID: 8852 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 79.909957][ T8865] FAULT_INJECTION: forcing a failure. [ 79.909957][ T8865] name failslab, interval 1, probability 0, space 0, times 0 [ 79.925308][ T8852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.925312][ T8852] Call Trace: [ 79.925325][ T8852] dump_stack+0x128/0x182 [ 79.925338][ T8852] should_fail.cold.4+0x5/0x13 [ 79.925346][ T8852] ? fault_create_debugfs_attr+0x140/0x140 [ 79.925363][ T8852] should_failslab+0x5/0xf [ 79.925369][ T8852] kmem_cache_alloc+0x29f/0x740 [ 79.925375][ T8852] ? d_alloc+0x18b/0x200 [ 79.925392][ T8852] proc_alloc_inode+0x15/0x230 [ 79.925398][ T8852] alloc_inode+0x57/0x190 [ 79.925406][ T8852] new_inode_pseudo+0x7/0xc0 [ 80.062923][ T8852] proc_setup_self+0xf2/0x370 [ 80.067606][ T8852] proc_fill_super+0x35c/0x590 [ 80.072364][ T8852] ? proc_reconfigure+0x2c0/0x2c0 [ 80.078242][ T8852] vfs_get_super+0xe8/0x290 [ 80.082877][ T8852] vfs_get_tree+0x7e/0x2c0 [ 80.087284][ T8852] ? ns_capable_common+0x57/0xc0 [ 80.092219][ T8852] do_mount+0x10c3/0x1710 [ 80.096537][ T8852] ? copy_mount_string+0x20/0x20 [ 80.101482][ T8852] ? __might_fault+0xbf/0x1a0 [ 80.106153][ T8852] ? _copy_from_user+0xcd/0x110 [ 80.110987][ T8852] ? memdup_user+0x4f/0x80 [ 80.115395][ T8852] __x64_sys_mount+0x15d/0x1b0 [ 80.120147][ T8852] do_syscall_64+0xc6/0x5e0 [ 80.124642][ T8852] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.130524][ T8852] RIP: 0033:0x45c889 [ 80.134498][ T8852] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.155132][ T8852] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.163520][ T8852] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 80.171480][ T8852] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 80.179437][ T8852] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.187496][ T8852] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 80.195450][ T8852] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 80.203431][ T8864] CPU: 0 PID: 8864 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 80.212016][ T8864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.222067][ T8864] Call Trace: [ 80.225349][ T8864] dump_stack+0x128/0x182 [ 80.229681][ T8864] should_fail.cold.4+0x5/0x13 [ 80.234432][ T8864] ? fault_create_debugfs_attr+0x140/0x140 [ 80.240249][ T8864] should_failslab+0x5/0xf [ 80.244746][ T8864] kmem_cache_alloc+0x29f/0x740 [ 80.249596][ T8864] ? down_write+0xdb/0x150 [ 80.255827][ T8864] ? down_write_killable_nested+0x170/0x170 [ 80.261806][ T8864] proc_alloc_inode+0x15/0x230 [ 80.266562][ T8864] ? up_write+0x148/0x460 [ 80.270878][ T8864] alloc_inode+0x57/0x190 [ 80.275188][ T8864] new_inode_pseudo+0x7/0xc0 [ 80.279760][ T8864] proc_get_inode+0x11/0x6c0 [ 80.284334][ T8864] proc_fill_super+0x317/0x590 [ 80.289088][ T8864] ? proc_reconfigure+0x2c0/0x2c0 [ 80.294098][ T8864] vfs_get_super+0xe8/0x290 [ 80.298595][ T8864] vfs_get_tree+0x7e/0x2c0 [ 80.302992][ T8864] ? ns_capable_common+0x57/0xc0 [ 80.307911][ T8864] do_mount+0x10c3/0x1710 [ 80.312312][ T8864] ? copy_mount_string+0x20/0x20 [ 80.317229][ T8864] ? __might_fault+0xbf/0x1a0 [ 80.321896][ T8864] ? _copy_from_user+0xcd/0x110 [ 80.326723][ T8864] ? memdup_user+0x4f/0x80 [ 80.331115][ T8864] __x64_sys_mount+0x15d/0x1b0 [ 80.335873][ T8864] do_syscall_64+0xc6/0x5e0 [ 80.340355][ T8864] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.346222][ T8864] RIP: 0033:0x45c889 [ 80.350106][ T8864] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.369702][ T8864] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.378102][ T8864] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 80.386057][ T8864] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 80.394094][ T8864] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.402043][ T8864] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 80.410007][ T8864] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 80.418102][ T8861] CPU: 1 PID: 8861 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 80.426686][ T8861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.436734][ T8861] Call Trace: [ 80.440013][ T8861] dump_stack+0x128/0x182 [ 80.444346][ T8861] should_fail.cold.4+0x5/0x13 [ 80.449105][ T8861] ? fault_create_debugfs_attr+0x140/0x140 [ 80.454904][ T8861] should_failslab+0x5/0xf [ 80.455726][ T8857] proc_fill_super: can't allocate /proc/self [ 80.459298][ T8861] kmem_cache_alloc+0x29f/0x740 [ 80.459308][ T8861] ? down_write+0xdb/0x150 [ 80.459315][ T8861] ? down_write_killable_nested+0x170/0x170 [ 80.459328][ T8861] proc_alloc_inode+0x15/0x230 [ 80.459335][ T8861] ? up_write+0x148/0x460 [ 80.459340][ T8861] alloc_inode+0x57/0x190 [ 80.459348][ T8861] new_inode_pseudo+0x7/0xc0 [ 80.459354][ T8861] proc_get_inode+0x11/0x6c0 [ 80.459361][ T8861] proc_fill_super+0x317/0x590 [ 80.459368][ T8861] ? proc_reconfigure+0x2c0/0x2c0 [ 80.459374][ T8861] vfs_get_super+0xe8/0x290 [ 80.459385][ T8861] vfs_get_tree+0x7e/0x2c0 [ 80.459391][ T8861] ? ns_capable_common+0x57/0xc0 [ 80.459399][ T8861] do_mount+0x10c3/0x1710 [ 80.459410][ T8861] ? copy_mount_string+0x20/0x20 [ 80.535654][ T8861] ? __might_fault+0xbf/0x1a0 [ 80.540335][ T8861] ? _copy_from_user+0xcd/0x110 [ 80.545160][ T8861] ? memdup_user+0x4f/0x80 [ 80.549565][ T8861] __x64_sys_mount+0x15d/0x1b0 [ 80.554313][ T8861] do_syscall_64+0xc6/0x5e0 [ 80.558797][ T8861] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.564671][ T8861] RIP: 0033:0x45c889 [ 80.568547][ T8861] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.588143][ T8861] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.596561][ T8861] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 80.604511][ T8861] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 80.612458][ T8861] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.620417][ T8861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 80.628363][ T8861] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 80.636372][ T8865] CPU: 0 PID: 8865 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 80.644953][ T8865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.655000][ T8865] Call Trace: [ 80.658308][ T8865] dump_stack+0x128/0x182 [ 80.662632][ T8865] should_fail.cold.4+0x5/0x13 [ 80.663963][ T8873] FAULT_INJECTION: forcing a failure. [ 80.663963][ T8873] name failslab, interval 1, probability 0, space 0, times 0 [ 80.667399][ T8865] ? fault_create_debugfs_attr+0x140/0x140 [ 80.667421][ T8865] should_failslab+0x5/0xf [ 80.667427][ T8865] kmem_cache_alloc+0x29f/0x740 [ 80.667436][ T8865] ? down_write+0xdb/0x150 [ 80.667443][ T8865] ? down_write_killable_nested+0x170/0x170 [ 80.667457][ T8865] proc_alloc_inode+0x15/0x230 [ 80.667464][ T8865] ? up_write+0x148/0x460 [ 80.667472][ T8865] alloc_inode+0x57/0x190 [ 80.719059][ T8865] new_inode_pseudo+0x7/0xc0 [ 80.723712][ T8865] proc_get_inode+0x11/0x6c0 [ 80.728281][ T8865] proc_fill_super+0x317/0x590 [ 80.733024][ T8865] ? proc_reconfigure+0x2c0/0x2c0 [ 80.738027][ T8865] vfs_get_super+0xe8/0x290 [ 80.742515][ T8865] vfs_get_tree+0x7e/0x2c0 [ 80.746914][ T8865] ? ns_capable_common+0x57/0xc0 [ 80.751939][ T8865] do_mount+0x10c3/0x1710 [ 80.756258][ T8865] ? copy_mount_string+0x20/0x20 [ 80.761188][ T8865] ? __might_fault+0xbf/0x1a0 [ 80.765854][ T8865] ? _copy_from_user+0xcd/0x110 [ 80.770682][ T8865] ? memdup_user+0x4f/0x80 [ 80.775080][ T8865] __x64_sys_mount+0x15d/0x1b0 [ 80.779824][ T8865] do_syscall_64+0xc6/0x5e0 [ 80.784322][ T8865] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.790188][ T8865] RIP: 0033:0x45c889 [ 80.794057][ T8865] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.813639][ T8865] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.822025][ T8865] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 80.829970][ T8865] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 80.837921][ T8865] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.845869][ T8865] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 80.853844][ T8865] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 80.861811][ T8873] CPU: 1 PID: 8873 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 80.870394][ T8873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.880441][ T8873] Call Trace: [ 80.883730][ T8873] dump_stack+0x128/0x182 [ 80.886588][ T8864] proc_fill_super: get root inode failed [ 80.888050][ T8873] should_fail.cold.4+0x5/0x13 [ 80.888059][ T8873] ? fault_create_debugfs_attr+0x140/0x140 [ 80.888077][ T8873] should_failslab+0x5/0xf [ 80.888083][ T8873] kmem_cache_alloc+0x29f/0x740 [ 80.888090][ T8873] ? down_write+0xdb/0x150 [ 80.888096][ T8873] ? down_write_killable_nested+0x170/0x170 [ 80.888108][ T8873] proc_alloc_inode+0x15/0x230 [ 80.888116][ T8873] ? up_write+0x148/0x460 [ 80.888121][ T8873] alloc_inode+0x57/0x190 [ 80.888129][ T8873] new_inode_pseudo+0x7/0xc0 [ 80.888135][ T8873] proc_get_inode+0x11/0x6c0 [ 80.888144][ T8873] proc_fill_super+0x317/0x590 [ 80.888152][ T8873] ? proc_reconfigure+0x2c0/0x2c0 [ 80.888160][ T8873] vfs_get_super+0xe8/0x290 [ 80.903847][ T8865] proc_fill_super: get root inode failed [ 80.904329][ T8873] vfs_get_tree+0x7e/0x2c0 [ 80.970925][ T8873] ? ns_capable_common+0x57/0xc0 [ 80.975854][ T8873] do_mount+0x10c3/0x1710 [ 80.980179][ T8873] ? copy_mount_string+0x20/0x20 [ 80.985096][ T8873] ? __might_fault+0xbf/0x1a0 [ 80.989773][ T8873] ? _copy_from_user+0xcd/0x110 [ 80.994624][ T8873] ? memdup_user+0x4f/0x80 [ 80.999026][ T8873] __x64_sys_mount+0x15d/0x1b0 [ 81.003779][ T8873] do_syscall_64+0xc6/0x5e0 [ 81.008384][ T8873] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.014263][ T8873] RIP: 0033:0x45c889 [ 81.018142][ T8873] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.037733][ T8873] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.046265][ T8873] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 81.054319][ T8873] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 81.062280][ T8873] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.070242][ T8873] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 81.078203][ T8873] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 81.086188][ T8863] CPU: 0 PID: 8863 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 81.094770][ T8863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.104821][ T8863] Call Trace: [ 81.108110][ T8863] dump_stack+0x128/0x182 [ 81.112454][ T8863] should_fail.cold.4+0x5/0x13 [ 81.117220][ T8863] ? fault_create_debugfs_attr+0x140/0x140 [ 81.123006][ T8876] FAULT_INJECTION: forcing a failure. [ 81.123006][ T8876] name failslab, interval 1, probability 0, space 0, times 0 [ 81.123143][ T8863] should_failslab+0x5/0xf [ 81.137936][ T8877] FAULT_INJECTION: forcing a failure. [ 81.137936][ T8877] name failslab, interval 1, probability 0, space 0, times 0 [ 81.140116][ T8863] kmem_cache_alloc+0x29f/0x740 [ 81.140126][ T8863] ? down_write+0xdb/0x150 [ 81.140132][ T8863] ? down_write_killable_nested+0x170/0x170 [ 81.140148][ T8863] proc_alloc_inode+0x15/0x230 [ 81.140155][ T8863] ? up_write+0x148/0x460 [ 81.140161][ T8863] alloc_inode+0x57/0x190 [ 81.140169][ T8863] new_inode_pseudo+0x7/0xc0 [ 81.140176][ T8863] proc_get_inode+0x11/0x6c0 [ 81.140185][ T8863] proc_fill_super+0x317/0x590 [ 81.140194][ T8863] ? proc_reconfigure+0x2c0/0x2c0 [ 81.140212][ T8863] vfs_get_super+0xe8/0x290 [ 81.140226][ T8863] vfs_get_tree+0x7e/0x2c0 [ 81.209129][ T8863] ? ns_capable_common+0x57/0xc0 [ 81.214050][ T8863] do_mount+0x10c3/0x1710 [ 81.218362][ T8863] ? copy_mount_string+0x20/0x20 [ 81.223277][ T8863] ? __might_fault+0xbf/0x1a0 [ 81.227963][ T8863] ? _copy_from_user+0xcd/0x110 [ 81.232795][ T8863] ? memdup_user+0x4f/0x80 [ 81.237196][ T8863] __x64_sys_mount+0x15d/0x1b0 [ 81.241967][ T8863] do_syscall_64+0xc6/0x5e0 [ 81.247255][ T8863] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.253145][ T8863] RIP: 0033:0x45c889 [ 81.257025][ T8863] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.276795][ T8863] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.285186][ T8863] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 81.293142][ T8863] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 81.301095][ T8863] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.309048][ T8863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 81.317005][ T8863] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 81.325681][ T8877] CPU: 1 PID: 8877 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 81.334304][ T8877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.344359][ T8877] Call Trace: [ 81.347650][ T8877] dump_stack+0x128/0x182 [ 81.351985][ T8877] should_fail.cold.4+0x5/0x13 [ 81.356749][ T8877] ? fault_create_debugfs_attr+0x140/0x140 [ 81.362558][ T8877] should_failslab+0x5/0xf [ 81.366964][ T8877] kmem_cache_alloc+0x29f/0x740 [ 81.371810][ T8877] ? d_alloc+0x18b/0x200 [ 81.376060][ T8877] proc_alloc_inode+0x15/0x230 [ 81.380819][ T8877] alloc_inode+0x57/0x190 [ 81.385156][ T8877] new_inode_pseudo+0x7/0xc0 [ 81.389746][ T8877] proc_setup_self+0xf2/0x370 [ 81.394428][ T8877] proc_fill_super+0x35c/0x590 [ 81.396705][ T8863] proc_fill_super: get root inode failed [ 81.399185][ T8877] ? proc_reconfigure+0x2c0/0x2c0 [ 81.399192][ T8877] vfs_get_super+0xe8/0x290 [ 81.399202][ T8877] vfs_get_tree+0x7e/0x2c0 [ 81.399209][ T8877] ? ns_capable_common+0x57/0xc0 [ 81.399218][ T8877] do_mount+0x10c3/0x1710 [ 81.399233][ T8877] ? copy_mount_string+0x20/0x20 [ 81.399240][ T8877] ? __might_fault+0xbf/0x1a0 [ 81.399259][ T8877] ? _copy_from_user+0xcd/0x110 [ 81.399268][ T8877] ? memdup_user+0x4f/0x80 [ 81.399280][ T8877] __x64_sys_mount+0x15d/0x1b0 [ 81.399292][ T8877] do_syscall_64+0xc6/0x5e0 [ 81.399304][ T8877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.399309][ T8877] RIP: 0033:0x45c889 [ 81.399315][ T8877] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.399319][ T8877] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.399324][ T8877] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 81.399327][ T8877] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 81.399330][ T8877] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.399332][ T8877] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 81.399335][ T8877] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 81.402719][ T8876] CPU: 1 PID: 8876 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 81.542560][ T8876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.552599][ T8876] Call Trace: [ 81.555878][ T8876] dump_stack+0x128/0x182 [ 81.560192][ T8876] should_fail.cold.4+0x5/0x13 [ 81.564942][ T8876] ? fault_create_debugfs_attr+0x140/0x140 [ 81.570749][ T8876] should_failslab+0x5/0xf [ 81.575262][ T8876] kmem_cache_alloc+0x29f/0x740 [ 81.580255][ T8876] ? d_alloc+0x18b/0x200 [ 81.584522][ T8876] proc_alloc_inode+0x15/0x230 [ 81.590227][ T8876] alloc_inode+0x57/0x190 [ 81.594552][ T8876] new_inode_pseudo+0x7/0xc0 [ 81.599123][ T8876] proc_setup_self+0xf2/0x370 [ 81.603773][ T8876] proc_fill_super+0x35c/0x590 [ 81.608514][ T8876] ? proc_reconfigure+0x2c0/0x2c0 [ 81.613518][ T8876] vfs_get_super+0xe8/0x290 [ 81.618023][ T8876] vfs_get_tree+0x7e/0x2c0 [ 81.622418][ T8876] ? ns_capable_common+0x57/0xc0 [ 81.627343][ T8876] do_mount+0x10c3/0x1710 [ 81.631670][ T8876] ? copy_mount_string+0x20/0x20 [ 81.636653][ T8876] ? __might_fault+0xbf/0x1a0 [ 81.641323][ T8876] ? _copy_from_user+0xcd/0x110 [ 81.646204][ T8876] ? memdup_user+0x4f/0x80 [ 81.650623][ T8876] __x64_sys_mount+0x15d/0x1b0 [ 81.655441][ T8876] do_syscall_64+0xc6/0x5e0 [ 81.659928][ T8876] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.665834][ T8876] RIP: 0033:0x45c889 [ 81.669708][ T8876] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.689421][ T8876] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.697924][ T8876] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 81.705989][ T8876] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 81.713935][ T8876] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.721879][ T8876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 81.729829][ T8876] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 81.749624][ T8852] proc_fill_super: can't allocate /proc/self [ 81.757072][ T8861] proc_fill_super: get root inode failed [ 81.783766][ T8881] FAULT_INJECTION: forcing a failure. [ 81.783766][ T8881] name failslab, interval 1, probability 0, space 0, times 0 [ 81.796138][ T8885] FAULT_INJECTION: forcing a failure. [ 81.796138][ T8885] name failslab, interval 1, probability 0, space 0, times 0 [ 81.810725][ T8884] FAULT_INJECTION: forcing a failure. [ 81.810725][ T8884] name failslab, interval 1, probability 0, space 0, times 0 [ 81.815395][ T8881] CPU: 0 PID: 8881 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 81.832098][ T8881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.842145][ T8881] Call Trace: [ 81.845524][ T8881] dump_stack+0x128/0x182 [ 81.849861][ T8881] should_fail.cold.4+0x5/0x13 [ 81.854617][ T8881] ? fault_create_debugfs_attr+0x140/0x140 [ 81.860426][ T8881] should_failslab+0x5/0xf [ 81.864824][ T8881] kmem_cache_alloc+0x29f/0x740 [ 81.869657][ T8881] ? d_alloc+0x18b/0x200 [ 81.873918][ T8881] proc_alloc_inode+0x15/0x230 [ 81.878674][ T8881] alloc_inode+0x57/0x190 [ 81.883002][ T8881] new_inode_pseudo+0x7/0xc0 [ 81.887585][ T8881] proc_setup_self+0xf2/0x370 [ 81.892249][ T8881] proc_fill_super+0x35c/0x590 [ 81.896999][ T8881] ? proc_reconfigure+0x2c0/0x2c0 [ 81.902014][ T8881] vfs_get_super+0xe8/0x290 [ 81.906631][ T8881] vfs_get_tree+0x7e/0x2c0 [ 81.911028][ T8881] ? ns_capable_common+0x57/0xc0 [ 81.915956][ T8881] do_mount+0x10c3/0x1710 [ 81.920292][ T8881] ? copy_mount_string+0x20/0x20 [ 81.925219][ T8881] ? __might_fault+0xbf/0x1a0 [ 81.929912][ T8881] ? _copy_from_user+0xcd/0x110 [ 81.934856][ T8881] ? memdup_user+0x4f/0x80 [ 81.939266][ T8881] __x64_sys_mount+0x15d/0x1b0 [ 81.944021][ T8881] do_syscall_64+0xc6/0x5e0 [ 81.948525][ T8881] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.954394][ T8881] RIP: 0033:0x45c889 [ 81.958272][ T8881] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.977948][ T8881] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.986341][ T8881] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 81.994294][ T8881] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 82.002245][ T8881] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.010217][ T8881] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 82.018298][ T8881] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 82.026283][ T8885] CPU: 1 PID: 8885 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 82.034868][ T8885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.045020][ T8885] Call Trace: [ 82.048308][ T8885] dump_stack+0x128/0x182 [ 82.052642][ T8885] should_fail.cold.4+0x5/0x13 [ 82.057416][ T8885] ? fault_create_debugfs_attr+0x140/0x140 [ 82.063226][ T8885] should_failslab+0x5/0xf [ 82.067637][ T8885] kmem_cache_alloc+0x29f/0x740 [ 82.072481][ T8885] ? d_alloc+0x18b/0x200 [ 82.076730][ T8885] proc_alloc_inode+0x15/0x230 [ 82.081494][ T8885] alloc_inode+0x57/0x190 [ 82.085825][ T8885] new_inode_pseudo+0x7/0xc0 [ 82.090416][ T8885] proc_setup_self+0xf2/0x370 [ 82.095093][ T8885] proc_fill_super+0x35c/0x590 [ 82.099854][ T8885] ? proc_reconfigure+0x2c0/0x2c0 [ 82.104870][ T8885] vfs_get_super+0xe8/0x290 [ 82.109379][ T8885] vfs_get_tree+0x7e/0x2c0 [ 82.113791][ T8885] ? ns_capable_common+0x57/0xc0 [ 82.118730][ T8885] do_mount+0x10c3/0x1710 [ 82.123057][ T8885] ? copy_mount_string+0x20/0x20 [ 82.126376][ T8877] proc_fill_super: can't allocate /proc/self [ 82.127981][ T8885] ? __might_fault+0xbf/0x1a0 [ 82.128005][ T8885] ? _copy_from_user+0xcd/0x110 [ 82.128012][ T8885] ? memdup_user+0x4f/0x80 [ 82.128025][ T8885] __x64_sys_mount+0x15d/0x1b0 [ 82.128037][ T8885] do_syscall_64+0xc6/0x5e0 [ 82.128048][ T8885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.128054][ T8885] RIP: 0033:0x45c889 [ 82.128061][ T8885] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.145763][ T8873] proc_fill_super: get root inode failed [ 82.147921][ T8885] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.147928][ T8885] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 82.147931][ T8885] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 82.147934][ T8885] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.147937][ T8885] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 82.147940][ T8885] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 82.169055][ T8884] CPU: 1 PID: 8884 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 82.205209][ T8881] proc_fill_super: can't allocate /proc/self [ 82.210256][ T8884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.210260][ T8884] Call Trace: [ 82.210274][ T8884] dump_stack+0x128/0x182 [ 82.210287][ T8884] should_fail.cold.4+0x5/0x13 [ 82.210296][ T8884] ? fault_create_debugfs_attr+0x140/0x140 [ 82.210313][ T8884] should_failslab+0x5/0xf [ 82.210319][ T8884] kmem_cache_alloc+0x29f/0x740 [ 82.210331][ T8884] ? current_time+0x93/0xf0 [ 82.210337][ T8884] ? timestamp_truncate+0x250/0x250 [ 82.210346][ T8884] __d_alloc+0x25/0x870 [ 82.210356][ T8884] d_make_root+0x32/0x60 [ 82.210363][ T8884] proc_fill_super+0x328/0x590 [ 82.210370][ T8884] ? proc_reconfigure+0x2c0/0x2c0 [ 82.210378][ T8884] vfs_get_super+0xe8/0x290 [ 82.210387][ T8884] vfs_get_tree+0x7e/0x2c0 [ 82.210393][ T8884] ? ns_capable_common+0x57/0xc0 [ 82.210402][ T8884] do_mount+0x10c3/0x1710 [ 82.210414][ T8884] ? copy_mount_string+0x20/0x20 [ 82.210420][ T8884] ? __might_fault+0xbf/0x1a0 [ 82.210442][ T8884] ? _copy_from_user+0xcd/0x110 [ 82.210450][ T8884] ? memdup_user+0x4f/0x80 [ 82.210463][ T8884] __x64_sys_mount+0x15d/0x1b0 [ 82.210475][ T8884] do_syscall_64+0xc6/0x5e0 [ 82.210487][ T8884] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.210492][ T8884] RIP: 0033:0x45c889 [ 82.210499][ T8884] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.210505][ T8884] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.239820][ T8893] FAULT_INJECTION: forcing a failure. [ 82.239820][ T8893] name failslab, interval 1, probability 0, space 0, times 0 [ 82.242366][ T8884] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 82.242370][ T8884] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 82.242374][ T8884] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.242377][ T8884] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 82.242379][ T8884] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 82.264313][ T8896] FAULT_INJECTION: forcing a failure. [ 82.264313][ T8896] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 82.307156][ T8897] FAULT_INJECTION: forcing a failure. [ 82.307156][ T8897] name failslab, interval 1, probability 0, space 0, times 0 [ 82.309077][ T8896] CPU: 1 PID: 8896 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 82.309082][ T8896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.309085][ T8896] Call Trace: [ 82.309097][ T8896] dump_stack+0x128/0x182 [ 82.309113][ T8896] should_fail.cold.4+0x5/0x13 [ 82.309121][ T8896] ? fault_create_debugfs_attr+0x140/0x140 [ 82.309128][ T8896] ? __lock_acquire+0xeda/0x4370 [ 82.309145][ T8896] __alloc_pages_nodemask+0x16c/0x810 [ 82.309151][ T8896] ? find_held_lock+0x33/0x1c0 [ 82.309158][ T8896] ? __alloc_pages_slowpath+0x2390/0x2390 [ 82.309162][ T8896] ? fs_reclaim_release+0xa/0x20 [ 82.309172][ T8896] ? lock_downgrade+0x7b0/0x7b0 [ 82.309186][ T8896] cache_grow_begin+0x92/0xcb0 [ 82.309195][ T8896] ? cache_alloc_pfmemalloc+0x1e/0x140 [ 82.309206][ T8896] kmem_cache_alloc+0x67f/0x740 [ 82.309214][ T8896] ? down_write+0xdb/0x150 [ 82.309220][ T8896] ? down_write_killable_nested+0x170/0x170 [ 82.309232][ T8896] proc_alloc_inode+0x15/0x230 [ 82.309237][ T8896] ? up_write+0x148/0x460 [ 82.309243][ T8896] alloc_inode+0x57/0x190 [ 82.309251][ T8896] new_inode_pseudo+0x7/0xc0 [ 82.309256][ T8896] proc_get_inode+0x11/0x6c0 [ 82.309263][ T8896] proc_fill_super+0x317/0x590 [ 82.309271][ T8896] ? proc_reconfigure+0x2c0/0x2c0 [ 82.309277][ T8896] vfs_get_super+0xe8/0x290 [ 82.309288][ T8896] vfs_get_tree+0x7e/0x2c0 [ 82.309294][ T8896] ? ns_capable_common+0x57/0xc0 [ 82.309303][ T8896] do_mount+0x10c3/0x1710 [ 82.439452][ T8876] proc_fill_super: can't allocate /proc/self [ 82.443689][ T8896] ? copy_mount_string+0x20/0x20 [ 82.443698][ T8896] ? __might_fault+0xbf/0x1a0 [ 82.443723][ T8896] ? _copy_from_user+0xcd/0x110 [ 82.648617][ T8896] ? memdup_user+0x4f/0x80 [ 82.653033][ T8896] __x64_sys_mount+0x15d/0x1b0 [ 82.657792][ T8896] do_syscall_64+0xc6/0x5e0 [ 82.662292][ T8896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.668169][ T8896] RIP: 0033:0x45c889 [ 82.672044][ T8896] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.691632][ T8896] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.700030][ T8896] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 82.707996][ T8896] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 82.715959][ T8896] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.723931][ T8896] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 82.726151][ T8903] FAULT_INJECTION: forcing a failure. [ 82.726151][ T8903] name failslab, interval 1, probability 0, space 0, times 0 [ 82.731882][ T8896] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 82.741145][ T8884] proc_fill_super: allocate dentry failed [ 82.750438][ T8897] CPU: 0 PID: 8897 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 82.754925][ T8885] proc_fill_super: can't allocate /proc/self [ 82.758329][ T8897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.758332][ T8897] Call Trace: [ 82.758346][ T8897] dump_stack+0x128/0x182 [ 82.758363][ T8897] should_fail.cold.4+0x5/0x13 [ 82.758373][ T8897] ? fault_create_debugfs_attr+0x140/0x140 [ 82.758394][ T8897] should_failslab+0x5/0xf [ 82.758400][ T8897] kmem_cache_alloc+0x29f/0x740 [ 82.758408][ T8897] ? down_write+0xdb/0x150 [ 82.758414][ T8897] ? down_write_killable_nested+0x170/0x170 [ 82.758429][ T8897] proc_alloc_inode+0x15/0x230 [ 82.758436][ T8897] ? up_write+0x148/0x460 [ 82.758441][ T8897] alloc_inode+0x57/0x190 [ 82.758449][ T8897] new_inode_pseudo+0x7/0xc0 [ 82.758455][ T8897] proc_get_inode+0x11/0x6c0 [ 82.758463][ T8897] proc_fill_super+0x317/0x590 [ 82.801342][ T8906] FAULT_INJECTION: forcing a failure. [ 82.801342][ T8906] name failslab, interval 1, probability 0, space 0, times 0 [ 82.805555][ T8897] ? proc_reconfigure+0x2c0/0x2c0 [ 82.805563][ T8897] vfs_get_super+0xe8/0x290 [ 82.805575][ T8897] vfs_get_tree+0x7e/0x2c0 [ 82.805582][ T8897] ? ns_capable_common+0x57/0xc0 [ 82.805593][ T8897] do_mount+0x10c3/0x1710 [ 82.805608][ T8897] ? copy_mount_string+0x20/0x20 [ 82.805617][ T8897] ? __might_fault+0xbf/0x1a0 [ 82.812122][ T8907] FAULT_INJECTION: forcing a failure. [ 82.812122][ T8907] name failslab, interval 1, probability 0, space 0, times 0 [ 82.814880][ T8897] ? _copy_from_user+0xcd/0x110 [ 82.814890][ T8897] ? memdup_user+0x4f/0x80 [ 82.814905][ T8897] __x64_sys_mount+0x15d/0x1b0 [ 82.814918][ T8897] do_syscall_64+0xc6/0x5e0 [ 82.814930][ T8897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.930112][ T8897] RIP: 0033:0x45c889 [ 82.933984][ T8897] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.953577][ T8897] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.961960][ T8897] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 82.969907][ T8897] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 82.977849][ T8897] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.985799][ T8897] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 82.993762][ T8897] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 83.001744][ T8906] CPU: 1 PID: 8906 Comm: syz-executor.5 Not tainted 5.6.0-rc2-syzkaller #0 [ 83.010332][ T8906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.020380][ T8906] Call Trace: [ 83.023650][ T8906] dump_stack+0x128/0x182 [ 83.027958][ T8906] should_fail.cold.4+0x5/0x13 [ 83.032705][ T8906] ? fault_create_debugfs_attr+0x140/0x140 [ 83.038504][ T8906] should_failslab+0x5/0xf [ 83.042892][ T8906] kmem_cache_alloc+0x29f/0x740 [ 83.047713][ T8906] ? down_write+0xdb/0x150 [ 83.052114][ T8906] ? down_write_killable_nested+0x170/0x170 [ 83.057992][ T8906] proc_alloc_inode+0x15/0x230 [ 83.062730][ T8906] ? up_write+0x148/0x460 [ 83.067029][ T8906] alloc_inode+0x57/0x190 [ 83.071347][ T8906] new_inode_pseudo+0x7/0xc0 [ 83.075919][ T8906] proc_get_inode+0x11/0x6c0 [ 83.080492][ T8906] proc_fill_super+0x317/0x590 [ 83.085256][ T8906] ? proc_reconfigure+0x2c0/0x2c0 [ 83.090275][ T8906] vfs_get_super+0xe8/0x290 [ 83.094758][ T8906] vfs_get_tree+0x7e/0x2c0 [ 83.099151][ T8906] ? ns_capable_common+0x57/0xc0 [ 83.104154][ T8906] do_mount+0x10c3/0x1710 [ 83.108464][ T8906] ? copy_mount_string+0x20/0x20 [ 83.113374][ T8906] ? __might_fault+0xbf/0x1a0 [ 83.118051][ T8906] ? _copy_from_user+0xcd/0x110 [ 83.122877][ T8906] ? memdup_user+0x4f/0x80 [ 83.127267][ T8906] __x64_sys_mount+0x15d/0x1b0 [ 83.132020][ T8906] do_syscall_64+0xc6/0x5e0 [ 83.136498][ T8906] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.142364][ T8906] RIP: 0033:0x45c889 [ 83.146233][ T8906] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.165809][ T8906] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.174188][ T8906] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 83.182133][ T8906] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 83.190078][ T8906] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 83.198051][ T8906] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 83.206017][ T8906] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 83.246558][ T8903] CPU: 0 PID: 8903 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0 [ 83.255185][ T8903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.266020][ T8903] Call Trace: [ 83.269301][ T8903] dump_stack+0x128/0x182 [ 83.273626][ T8903] should_fail.cold.4+0x5/0x13 [ 83.278380][ T8903] ? fault_create_debugfs_attr+0x140/0x140 [ 83.284186][ T8903] should_failslab+0x5/0xf [ 83.288601][ T8903] kmem_cache_alloc+0x29f/0x740 [ 83.293443][ T8903] ? down_write+0xdb/0x150 [ 83.297849][ T8903] ? down_write_killable_nested+0x170/0x170 [ 83.301770][ T8911] FAULT_INJECTION: forcing a failure. [ 83.301770][ T8911] name failslab, interval 1, probability 0, space 0, times 0 [ 83.303736][ T8903] proc_alloc_inode+0x15/0x230 [ 83.303745][ T8903] ? up_write+0x148/0x460 [ 83.303751][ T8903] alloc_inode+0x57/0x190 [ 83.303760][ T8903] new_inode_pseudo+0x7/0xc0 [ 83.303767][ T8903] proc_get_inode+0x11/0x6c0 [ 83.303776][ T8903] proc_fill_super+0x317/0x590 [ 83.303784][ T8903] ? proc_reconfigure+0x2c0/0x2c0 [ 83.303791][ T8903] vfs_get_super+0xe8/0x290 [ 83.303803][ T8903] vfs_get_tree+0x7e/0x2c0 [ 83.303810][ T8903] ? ns_capable_common+0x57/0xc0 [ 83.303819][ T8903] do_mount+0x10c3/0x1710 [ 83.303833][ T8903] ? copy_mount_string+0x20/0x20 [ 83.371831][ T8903] ? __might_fault+0xbf/0x1a0 [ 83.376523][ T8903] ? _copy_from_user+0xcd/0x110 [ 83.381363][ T8903] ? memdup_user+0x4f/0x80 [ 83.385891][ T8903] __x64_sys_mount+0x15d/0x1b0 [ 83.390639][ T8903] do_syscall_64+0xc6/0x5e0 [ 83.395125][ T8903] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.401005][ T8903] RIP: 0033:0x45c889 [ 83.404998][ T8903] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.424699][ T8903] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.433099][ T8903] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 83.441079][ T8903] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 83.449057][ T8903] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 83.457013][ T8903] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 83.465071][ T8903] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 83.473061][ T8893] CPU: 1 PID: 8893 Comm: syz-executor.4 Not tainted 5.6.0-rc2-syzkaller #0 [ 83.481641][ T8893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.491692][ T8893] Call Trace: [ 83.494980][ T8893] dump_stack+0x128/0x182 [ 83.499310][ T8893] should_fail.cold.4+0x5/0x13 [ 83.504083][ T8893] ? fault_create_debugfs_attr+0x140/0x140 [ 83.509895][ T8893] should_failslab+0x5/0xf [ 83.514306][ T8893] kmem_cache_alloc+0x29f/0x740 [ 83.519168][ T8893] __d_alloc+0x25/0x870 [ 83.523320][ T8893] ? proc_setup_self+0xb3/0x370 [ 83.528278][ T8893] d_alloc+0x3f/0x200 [ 83.532265][ T8893] d_alloc_name+0x70/0xa0 [ 83.536588][ T8893] ? d_alloc_anon+0x10/0x10 [ 83.541091][ T8893] proc_setup_self+0xde/0x370 [ 83.545762][ T8893] proc_fill_super+0x35c/0x590 [ 83.550518][ T8893] ? proc_reconfigure+0x2c0/0x2c0 [ 83.555527][ T8893] vfs_get_super+0xe8/0x290 [ 83.560039][ T8893] vfs_get_tree+0x7e/0x2c0 [ 83.560194][ T8903] proc_fill_super: get root inode failed [ 83.564446][ T8893] ? ns_capable_common+0x57/0xc0 [ 83.570215][ T8897] proc_fill_super: get root inode failed [ 83.574974][ T8893] do_mount+0x10c3/0x1710 [ 83.584917][ T8893] ? copy_mount_string+0x20/0x20 [ 83.589963][ T8893] ? __might_fault+0xbf/0x1a0 [ 83.594643][ T8893] ? _copy_from_user+0xcd/0x110 [ 83.599474][ T8893] ? memdup_user+0x4f/0x80 [ 83.603871][ T8893] __x64_sys_mount+0x15d/0x1b0 [ 83.608618][ T8893] do_syscall_64+0xc6/0x5e0 [ 83.613186][ T8893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.619062][ T8893] RIP: 0033:0x45c889 [ 83.622931][ T8893] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.642592][ T8893] RSP: 002b:00007f7a596c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.650977][ T8893] RAX: ffffffffffffffda RBX: 00007f7a596c86d4 RCX: 000000000045c889 [ 83.658925][ T8893] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 83.666868][ T8893] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 83.674813][ T8893] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 83.682758][ T8893] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 2020/04/13 18:22:54 executed programs: 115 [ 83.690722][ T8911] CPU: 0 PID: 8911 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 83.699303][ T8911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.709454][ T8911] Call Trace: [ 83.712739][ T8911] dump_stack+0x128/0x182 [ 83.717171][ T8911] should_fail.cold.4+0x5/0x13 [ 83.722454][ T8911] ? fault_create_debugfs_attr+0x140/0x140 [ 83.723893][ T8916] FAULT_INJECTION: forcing a failure. [ 83.723893][ T8916] name failslab, interval 1, probability 0, space 0, times 0 [ 83.728263][ T8911] should_failslab+0x5/0xf [ 83.728272][ T8911] kmem_cache_alloc+0x29f/0x740 [ 83.728293][ T8911] __d_alloc+0x25/0x870 [ 83.728300][ T8911] ? proc_setup_self+0xb3/0x370 [ 83.728311][ T8911] d_alloc+0x3f/0x200 [ 83.728323][ T8911] d_alloc_name+0x70/0xa0 [ 83.728328][ T8911] ? d_alloc_anon+0x10/0x10 [ 83.728355][ T8911] proc_setup_self+0xde/0x370 [ 83.776665][ T8911] proc_fill_super+0x35c/0x590 [ 83.781417][ T8911] ? proc_reconfigure+0x2c0/0x2c0 [ 83.786551][ T8911] vfs_get_super+0xe8/0x290 [ 83.791036][ T8911] vfs_get_tree+0x7e/0x2c0 [ 83.795430][ T8911] ? ns_capable_common+0x57/0xc0 [ 83.800361][ T8911] do_mount+0x10c3/0x1710 [ 83.804681][ T8911] ? copy_mount_string+0x20/0x20 [ 83.809598][ T8911] ? __might_fault+0xbf/0x1a0 [ 83.814338][ T8911] ? _copy_from_user+0xcd/0x110 [ 83.819170][ T8911] ? memdup_user+0x4f/0x80 [ 83.823582][ T8911] __x64_sys_mount+0x15d/0x1b0 [ 83.828330][ T8911] do_syscall_64+0xc6/0x5e0 [ 83.832809][ T8911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.838675][ T8911] RIP: 0033:0x45c889 [ 83.842544][ T8911] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.862562][ T8911] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.870951][ T8911] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 83.878899][ T8911] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 83.886844][ T8911] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 83.894788][ T8911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 83.902734][ T8911] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 83.910706][ T8907] CPU: 1 PID: 8907 Comm: syz-executor.2 Not tainted 5.6.0-rc2-syzkaller #0 [ 83.919286][ T8907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.929331][ T8907] Call Trace: [ 83.932612][ T8907] dump_stack+0x128/0x182 [ 83.937025][ T8907] should_fail.cold.4+0x5/0x13 [ 83.937457][ T8906] proc_fill_super: get root inode failed [ 83.941858][ T8907] ? fault_create_debugfs_attr+0x140/0x140 [ 83.941876][ T8907] should_failslab+0x5/0xf [ 83.941882][ T8907] kmem_cache_alloc+0x29f/0x740 [ 83.941890][ T8907] ? down_write+0xdb/0x150 [ 83.941896][ T8907] ? down_write_killable_nested+0x170/0x170 [ 83.941909][ T8907] proc_alloc_inode+0x15/0x230 [ 83.941915][ T8907] ? up_write+0x148/0x460 [ 83.941920][ T8907] alloc_inode+0x57/0x190 [ 83.941928][ T8907] new_inode_pseudo+0x7/0xc0 [ 83.941935][ T8907] proc_get_inode+0x11/0x6c0 [ 83.941943][ T8907] proc_fill_super+0x317/0x590 [ 83.941951][ T8907] ? proc_reconfigure+0x2c0/0x2c0 [ 83.941958][ T8907] vfs_get_super+0xe8/0x290 [ 83.941969][ T8907] vfs_get_tree+0x7e/0x2c0 [ 83.941978][ T8907] ? ns_capable_common+0x57/0xc0 [ 83.953158][ T8911] proc_fill_super: can't allocate /proc/self [ 83.953379][ T8907] do_mount+0x10c3/0x1710 [ 83.957967][ T8911] ================================================================== [ 83.962612][ T8907] ? copy_mount_string+0x20/0x20 [ 83.962622][ T8907] ? __might_fault+0xbf/0x1a0 [ 83.967125][ T8911] BUG: KASAN: use-after-free in dput.part.30+0x367/0xa60 [ 83.973057][ T8907] ? _copy_from_user+0xcd/0x110 [ 83.977796][ T8911] Read of size 4 at addr ffff888089661000 by task syz-executor.1/8911 [ 83.977801][ T8911] [ 83.982116][ T8907] ? memdup_user+0x4f/0x80 [ 84.073455][ T8907] __x64_sys_mount+0x15d/0x1b0 [ 84.078197][ T8907] do_syscall_64+0xc6/0x5e0 [ 84.082676][ T8907] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.088543][ T8907] RIP: 0033:0x45c889 [ 84.092409][ T8907] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.111985][ T8907] RSP: 002b:00007fbbed0e2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.120375][ T8907] RAX: ffffffffffffffda RBX: 00007fbbed0e36d4 RCX: 000000000045c889 [ 84.128333][ T8907] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 84.136277][ T8907] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 84.144220][ T8907] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 84.152164][ T8907] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 84.160143][ T8911] CPU: 0 PID: 8911 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 [ 84.168720][ T8911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.178764][ T8911] Call Trace: [ 84.182046][ T8911] dump_stack+0x128/0x182 [ 84.186358][ T8911] ? dput.part.30+0x2b/0xa60 [ 84.190925][ T8911] ? proc_reconfigure+0x2c0/0x2c0 [ 84.195935][ T8911] print_address_description.constprop.8.cold.10+0x9/0x317 [ 84.202349][ T8919] FAULT_INJECTION: forcing a failure. [ 84.202349][ T8919] name failslab, interval 1, probability 0, space 0, times 0 [ 84.203109][ T8911] ? dput.part.30+0x367/0xa60 [ 84.203114][ T8911] ? dput.part.30+0x2b/0xa60 [ 84.203119][ T8911] ? proc_reconfigure+0x2c0/0x2c0 [ 84.203127][ T8911] __kasan_report.cold.11+0x1c/0x34 [ 84.203132][ T8911] ? dput.part.30+0x367/0xa60 [ 84.203142][ T8911] ? dput.part.30+0x367/0xa60 [ 84.203150][ T8911] kasan_report+0xe/0x20 [ 84.203156][ T8911] dput.part.30+0x367/0xa60 [ 84.203166][ T8911] ? proc_reconfigure+0x2c0/0x2c0 [ 84.203172][ T8911] proc_kill_sb+0x59/0xb0 [ 84.203181][ T8911] deactivate_locked_super+0x6f/0xc0 [ 84.203189][ T8911] vfs_get_super+0x1f8/0x290 [ 84.216060][ T8920] FAULT_INJECTION: forcing a failure. [ 84.216060][ T8920] name failslab, interval 1, probability 0, space 0, times 0 [ 84.220417][ T8911] vfs_get_tree+0x7e/0x2c0 [ 84.220424][ T8911] ? ns_capable_common+0x57/0xc0 [ 84.220433][ T8911] do_mount+0x10c3/0x1710 [ 84.220445][ T8911] ? copy_mount_string+0x20/0x20 [ 84.220452][ T8911] ? __might_fault+0xbf/0x1a0 [ 84.220507][ T8911] ? _copy_from_user+0xcd/0x110 [ 84.220516][ T8911] ? memdup_user+0x4f/0x80 [ 84.220528][ T8911] __x64_sys_mount+0x15d/0x1b0 [ 84.220541][ T8911] do_syscall_64+0xc6/0x5e0 [ 84.220552][ T8911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.220558][ T8911] RIP: 0033:0x45c889 [ 84.220564][ T8911] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.220568][ T8911] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.220574][ T8911] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 84.220577][ T8911] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 84.220580][ T8911] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 84.220584][ T8911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 84.220587][ T8911] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 84.220608][ T8911] [ 84.220613][ T8911] Allocated by task 8896: [ 84.220619][ T8911] save_stack+0x19/0x80 [ 84.220623][ T8911] __kasan_kmalloc.constprop.17+0xc1/0xd0 [ 84.220627][ T8911] kmem_cache_alloc+0x11b/0x740 [ 84.220632][ T8911] __d_alloc+0x25/0x870 [ 84.220638][ T8911] d_alloc+0x3f/0x200 [ 84.225409][ T8916] CPU: 1 PID: 8916 Comm: syz-executor.0 Not tainted 5.6.0-rc2-syzkaller #0 [ 84.230239][ T8911] d_alloc_name+0x70/0xa0 [ 84.235510][ T8916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.240168][ T8911] proc_setup_self+0xde/0x370 [ 84.244810][ T8916] Call Trace: [ 84.249021][ T8911] proc_fill_super+0x35c/0x590 [ 84.249027][ T8911] vfs_get_super+0xe8/0x290 [ 84.253508][ T8916] dump_stack+0x128/0x182 [ 84.258488][ T8911] vfs_get_tree+0x7e/0x2c0 [ 84.262796][ T8916] should_fail.cold.4+0x5/0x13 [ 84.268042][ T8911] do_mount+0x10c3/0x1710 [ 84.268046][ T8911] __x64_sys_mount+0x15d/0x1b0 [ 84.272692][ T8916] ? fault_create_debugfs_attr+0x140/0x140 [ 84.285232][ T8911] do_syscall_64+0xc6/0x5e0 [ 84.285239][ T8911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.289636][ T8916] should_failslab+0x5/0xf [ 84.294538][ T8911] [ 84.298835][ T8916] kmem_cache_alloc+0x29f/0x740 [ 84.303746][ T8911] Freed by task 16: [ 84.308394][ T8916] ? retint_kernel+0x2b/0x2b [ 84.313219][ T8911] save_stack+0x19/0x80 [ 84.317736][ T8916] __d_alloc+0x25/0x870 [ 84.322474][ T8911] __kasan_slab_free+0xf7/0x140 [ 84.326996][ T8916] d_make_root+0x32/0x60 [ 84.332860][ T8911] kmem_cache_free+0x7f/0x320 [ 84.336725][ T8916] proc_fill_super+0x328/0x590 [ 84.356330][ T8911] rcu_core+0x584/0x1290 [ 84.356341][ T8911] __do_softirq+0x26e/0x9b2 [ 84.364913][ T8916] ? proc_reconfigure+0x2c0/0x2c0 [ 84.372880][ T8911] [ 84.380944][ T8916] vfs_get_super+0xe8/0x290 [ 84.388895][ T8911] The buggy address belongs to the object at ffff888089661000 [ 84.388895][ T8911] which belongs to the cache dentry of size 288 [ 84.388902][ T8911] The buggy address is located 0 bytes inside of [ 84.388902][ T8911] 288-byte region [ffff888089661000, ffff888089661120) [ 84.396870][ T8916] vfs_get_tree+0x7e/0x2c0 [ 84.404823][ T8911] The buggy address belongs to the page: [ 84.407136][ T8916] ? ns_capable_common+0x57/0xc0 [ 84.411429][ T8911] page:ffffea0002259840 refcount:1 mapcount:0 mapping:ffff8880aa5f8a80 index:0xffff888089661b00 [ 84.415648][ T8916] do_mount+0x10c3/0x1710 [ 84.421357][ T8911] flags: 0xfffe0000000200(slab) [ 84.426196][ T8916] ? copy_mount_string+0x20/0x20 [ 84.430325][ T8911] raw: 00fffe0000000200 ffffea00021612c8 ffffea0002293388 ffff8880aa5f8a80 [ 84.434285][ T8916] ? __might_fault+0xbf/0x1a0 [ 84.442842][ T8911] raw: ffff888089661b00 ffff888089661000 0000000100000008 0000000000000000 [ 84.447173][ T8916] ? _copy_from_user+0xcd/0x110 [ 84.457288][ T8911] page dumped because: kasan: bad access detected [ 84.461964][ T8916] ? memdup_user+0x4f/0x80 [ 84.465219][ T8911] [ 84.469962][ T8916] __x64_sys_mount+0x15d/0x1b0 [ 84.474439][ T8911] Memory state around the buggy address: [ 84.474446][ T8911] ffff888089660f00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 84.478765][ T8916] do_syscall_64+0xc6/0x5e0 [ 84.483150][ T8911] ffff888089660f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 84.487901][ T8916] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.492229][ T8911] >ffff888089661000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 84.496988][ T8916] RIP: 0033:0x45c889 [ 84.502761][ T8911] ^ [ 84.507347][ T8916] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.513209][ T8911] ffff888089661080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 84.517713][ T8916] RSP: 002b:00007f961cfc4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.520038][ T8911] ffff888089661100: fb fb fb fb fc fc fc fc fc fc fc fc 00 00 00 00 [ 84.524868][ T8916] RAX: ffffffffffffffda RBX: 00007f961cfc56d4 RCX: 000000000045c889 [ 84.524875][ T8916] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 84.528660][ T8911] ================================================================== [ 84.533227][ T8916] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 84.533234][ T8916] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 84.537369][ T8911] Disabling lock debugging due to kernel taint [ 84.636248][ T8893] proc_fill_super: can't allocate /proc/self [ 84.636800][ T8916] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 84.642723][ T8911] Kernel panic - not syncing: panic_on_warn set ... [ 84.658239][ T8920] CPU: 1 PID: 8920 Comm: syz-executor.3 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 84.859358][ T8920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.869397][ T8920] Call Trace: [ 84.872756][ T8920] dump_stack+0x128/0x182 [ 84.877056][ T8920] should_fail.cold.4+0x5/0x13 [ 84.881791][ T8920] ? fault_create_debugfs_attr+0x140/0x140 [ 84.887575][ T8920] should_failslab+0x5/0xf [ 84.891961][ T8920] kmem_cache_alloc+0x29f/0x740 [ 84.896781][ T8920] ? down_write+0xdb/0x150 [ 84.901164][ T8920] ? down_write_killable_nested+0x170/0x170 [ 84.907031][ T8920] proc_alloc_inode+0x15/0x230 [ 84.911762][ T8920] ? up_write+0x148/0x460 [ 84.916165][ T8920] alloc_inode+0x57/0x190 [ 84.920464][ T8920] new_inode_pseudo+0x7/0xc0 [ 84.925024][ T8920] proc_get_inode+0x11/0x6c0 [ 84.929584][ T8920] proc_fill_super+0x317/0x590 [ 84.934314][ T8920] ? proc_reconfigure+0x2c0/0x2c0 [ 84.939307][ T8920] vfs_get_super+0xe8/0x290 [ 84.943779][ T8920] vfs_get_tree+0x7e/0x2c0 [ 84.948164][ T8920] ? ns_capable_common+0x57/0xc0 [ 84.953073][ T8920] do_mount+0x10c3/0x1710 [ 84.957371][ T8920] ? copy_mount_string+0x20/0x20 [ 84.962275][ T8920] ? __might_fault+0xbf/0x1a0 [ 84.966926][ T8920] ? _copy_from_user+0xcd/0x110 [ 84.971746][ T8920] ? memdup_user+0x4f/0x80 [ 84.976132][ T8920] __x64_sys_mount+0x15d/0x1b0 [ 84.980867][ T8920] do_syscall_64+0xc6/0x5e0 [ 84.985355][ T8920] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.991217][ T8920] RIP: 0033:0x45c889 [ 84.995080][ T8920] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.014653][ T8920] RSP: 002b:00007fe4cf0d6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.023031][ T8920] RAX: ffffffffffffffda RBX: 00007fe4cf0d76d4 RCX: 000000000045c889 [ 85.030972][ T8920] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 85.038927][ T8920] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 85.046886][ T8920] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 85.054839][ T8920] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 85.062805][ T8911] CPU: 0 PID: 8911 Comm: syz-executor.1 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 85.072764][ T8911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.082795][ T8911] Call Trace: [ 85.086069][ T8911] dump_stack+0x128/0x182 [ 85.090373][ T8911] ? is_subdir+0x2b0/0x2e0 [ 85.094759][ T8911] panic+0x22a/0x4e3 [ 85.098623][ T8911] ? add_taint.cold.7+0x11/0x11 [ 85.103445][ T8911] ? dput.part.30+0x2b/0xa60 [ 85.108004][ T8911] ? ___preempt_schedule+0x16/0x18 [ 85.113095][ T8911] ? dput.part.30+0x2b/0xa60 [ 85.117654][ T8911] ? proc_reconfigure+0x2c0/0x2c0 [ 85.122644][ T8911] ? dput.part.30+0x367/0xa60 [ 85.127293][ T8911] end_report+0x43/0x49 [ 85.131422][ T8911] __kasan_report.cold.11+0xf/0x34 [ 85.136523][ T8911] ? dput.part.30+0x367/0xa60 [ 85.141173][ T8911] ? dput.part.30+0x367/0xa60 [ 85.145822][ T8911] kasan_report+0xe/0x20 [ 85.150033][ T8911] dput.part.30+0x367/0xa60 [ 85.154517][ T8911] ? proc_reconfigure+0x2c0/0x2c0 [ 85.159511][ T8911] proc_kill_sb+0x59/0xb0 [ 85.163820][ T8911] deactivate_locked_super+0x6f/0xc0 [ 85.169079][ T8911] vfs_get_super+0x1f8/0x290 [ 85.173638][ T8911] vfs_get_tree+0x7e/0x2c0 [ 85.178026][ T8911] ? ns_capable_common+0x57/0xc0 [ 85.182933][ T8911] do_mount+0x10c3/0x1710 [ 85.187233][ T8911] ? copy_mount_string+0x20/0x20 [ 85.192141][ T8911] ? __might_fault+0xbf/0x1a0 [ 85.196790][ T8911] ? _copy_from_user+0xcd/0x110 [ 85.201610][ T8911] ? memdup_user+0x4f/0x80 [ 85.205996][ T8911] __x64_sys_mount+0x15d/0x1b0 [ 85.210750][ T8911] do_syscall_64+0xc6/0x5e0 [ 85.215238][ T8911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.221148][ T8911] RIP: 0033:0x45c889 [ 85.225026][ T8911] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.244611][ T8911] RSP: 002b:00007f651cdebc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.252994][ T8911] RAX: ffffffffffffffda RBX: 00007f651cdec6d4 RCX: 000000000045c889 [ 85.260942][ T8911] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 85.268900][ T8911] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 85.276858][ T8911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 85.284811][ T8911] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 85.292766][ T8919] CPU: 1 PID: 8919 Comm: syz-executor.5 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 85.302732][ T8919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.312770][ T8919] Call Trace: [ 85.316050][ T8919] dump_stack+0x128/0x182 [ 85.320356][ T8919] should_fail.cold.4+0x5/0x13 [ 85.325090][ T8919] ? fault_create_debugfs_attr+0x140/0x140 [ 85.330869][ T8919] should_failslab+0x5/0xf [ 85.335270][ T8919] kmem_cache_alloc+0x29f/0x740 [ 85.340091][ T8919] ? down_write+0xdb/0x150 [ 85.344573][ T8919] ? down_write_killable_nested+0x170/0x170 [ 85.350526][ T8919] proc_alloc_inode+0x15/0x230 [ 85.355260][ T8919] ? up_write+0x148/0x460 [ 85.359557][ T8919] alloc_inode+0x57/0x190 [ 85.363856][ T8919] new_inode_pseudo+0x7/0xc0 [ 85.368417][ T8919] proc_get_inode+0x11/0x6c0 [ 85.372976][ T8919] proc_fill_super+0x317/0x590 [ 85.377712][ T8919] ? proc_reconfigure+0x2c0/0x2c0 [ 85.382703][ T8919] vfs_get_super+0xe8/0x290 [ 85.387177][ T8919] vfs_get_tree+0x7e/0x2c0 [ 85.391577][ T8919] ? ns_capable_common+0x57/0xc0 [ 85.396494][ T8919] do_mount+0x10c3/0x1710 [ 85.400811][ T8919] ? copy_mount_string+0x20/0x20 [ 85.405742][ T8919] ? __might_fault+0xbf/0x1a0 [ 85.410402][ T8919] ? _copy_from_user+0xcd/0x110 [ 85.415238][ T8919] ? memdup_user+0x4f/0x80 [ 85.419632][ T8919] __x64_sys_mount+0x15d/0x1b0 [ 85.424374][ T8919] do_syscall_64+0xc6/0x5e0 [ 85.428858][ T8919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.434720][ T8919] RIP: 0033:0x45c889 [ 85.438588][ T8919] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.458162][ T8919] RSP: 002b:00007f1eb2bf4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.470448][ T8919] RAX: ffffffffffffffda RBX: 00007f1eb2bf56d4 RCX: 000000000045c889 [ 85.478394][ T8919] RDX: 0000000020000140 RSI: 0000000020000040 RDI: 0000000000000000 [ 85.486336][ T8919] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 85.494278][ T8919] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 85.502219][ T8919] R13: 0000000000000749 R14: 00000000004ca15a R15: 0000000000000013 [ 85.511328][ T8911] Kernel Offset: disabled [ 85.515642][ T8911] Rebooting in 86400 seconds..