Warning: Permanently added '10.128.10.44' (ECDSA) to the list of known hosts. 2020/05/21 09:55:30 parsed 1 programs 2020/05/21 09:55:31 executed programs: 0 [ 44.214878][ T6756] IPVS: ftp: loaded support on port[0] = 21 [ 44.227051][ T6761] IPVS: ftp: loaded support on port[0] = 21 [ 44.245186][ T6759] IPVS: ftp: loaded support on port[0] = 21 [ 44.252280][ T6758] IPVS: ftp: loaded support on port[0] = 21 [ 44.255691][ T6763] IPVS: ftp: loaded support on port[0] = 21 [ 44.292072][ T6764] IPVS: ftp: loaded support on port[0] = 21 [ 44.545189][ T6761] chnl_net:caif_netlink_parms(): no params data found [ 44.562069][ T6763] chnl_net:caif_netlink_parms(): no params data found [ 44.577657][ T6756] chnl_net:caif_netlink_parms(): no params data found [ 44.617202][ T6756] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.625688][ T6756] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.634769][ T6756] device bridge_slave_0 entered promiscuous mode [ 44.645677][ T6756] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.653744][ T6756] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.662803][ T6756] device bridge_slave_1 entered promiscuous mode [ 44.674697][ T6759] chnl_net:caif_netlink_parms(): no params data found [ 44.720746][ T6759] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.727915][ T6759] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.736918][ T6759] device bridge_slave_0 entered promiscuous mode [ 44.776460][ T6759] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.786288][ T6759] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.794693][ T6759] device bridge_slave_1 entered promiscuous mode [ 44.827943][ T6756] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.864853][ T6759] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.875044][ T6763] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.884034][ T6763] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.892107][ T6763] device bridge_slave_0 entered promiscuous mode [ 44.904279][ T6756] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.926232][ T6761] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.933335][ T6761] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.942227][ T6761] device bridge_slave_0 entered promiscuous mode [ 44.952357][ T6761] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.960271][ T6761] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.967819][ T6761] device bridge_slave_1 entered promiscuous mode [ 44.976988][ T6759] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.991143][ T6763] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.999081][ T6763] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.006643][ T6763] device bridge_slave_1 entered promiscuous mode [ 45.022282][ T6758] chnl_net:caif_netlink_parms(): no params data found [ 45.044625][ T6759] team0: Port device team_slave_0 added [ 45.057703][ T6759] team0: Port device team_slave_1 added [ 45.071409][ T6764] chnl_net:caif_netlink_parms(): no params data found [ 45.101589][ T6763] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.113272][ T6756] team0: Port device team_slave_0 added [ 45.122307][ T6761] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.145730][ T6763] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.159580][ T6756] team0: Port device team_slave_1 added [ 45.166474][ T6761] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.241349][ T6759] device hsr_slave_0 entered promiscuous mode [ 45.289238][ T6759] device hsr_slave_1 entered promiscuous mode [ 45.357317][ T6761] team0: Port device team_slave_0 added [ 45.371302][ T6764] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.379438][ T6764] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.387140][ T6764] device bridge_slave_0 entered promiscuous mode [ 45.395583][ T6764] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.403006][ T6764] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.411409][ T6764] device bridge_slave_1 entered promiscuous mode [ 45.418373][ T6758] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.426552][ T6758] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.435751][ T6758] device bridge_slave_0 entered promiscuous mode [ 45.443748][ T6758] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.451392][ T6758] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.460039][ T6758] device bridge_slave_1 entered promiscuous mode [ 45.467945][ T6761] team0: Port device team_slave_1 added [ 45.476111][ T6763] team0: Port device team_slave_0 added [ 45.500234][ T6764] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.514333][ T6764] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.533857][ T6763] team0: Port device team_slave_1 added [ 45.571002][ T6756] device hsr_slave_0 entered promiscuous mode [ 45.599036][ T6756] device hsr_slave_1 entered promiscuous mode [ 45.648617][ T6756] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 45.656400][ T6756] Cannot create hsr debugfs directory [ 45.721413][ T6761] device hsr_slave_0 entered promiscuous mode [ 45.780821][ T6761] device hsr_slave_1 entered promiscuous mode [ 45.838500][ T6761] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 45.846057][ T6761] Cannot create hsr debugfs directory [ 45.873888][ T6758] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 45.892255][ T6758] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 45.951153][ T6763] device hsr_slave_0 entered promiscuous mode [ 45.988884][ T6763] device hsr_slave_1 entered promiscuous mode [ 46.028497][ T6763] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.036063][ T6763] Cannot create hsr debugfs directory [ 46.043410][ T6764] team0: Port device team_slave_0 added [ 46.066524][ T6758] team0: Port device team_slave_0 added [ 46.073673][ T6764] team0: Port device team_slave_1 added [ 46.094359][ T6758] team0: Port device team_slave_1 added [ 46.170885][ T6758] device hsr_slave_0 entered promiscuous mode [ 46.198787][ T6758] device hsr_slave_1 entered promiscuous mode [ 46.258333][ T6758] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.266005][ T6758] Cannot create hsr debugfs directory [ 46.320171][ T6764] device hsr_slave_0 entered promiscuous mode [ 46.368901][ T6764] device hsr_slave_1 entered promiscuous mode [ 46.408270][ T6764] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 46.416474][ T6764] Cannot create hsr debugfs directory [ 46.491977][ T6759] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.506922][ T6756] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.529090][ T6761] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.551710][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.560413][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.585512][ T6763] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.594675][ T6759] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.606173][ T6756] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.623148][ T6761] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.636901][ T6763] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.644548][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.653442][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.662719][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.671180][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.679854][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.687406][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.706674][ T6764] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.722481][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.731992][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.744430][ T3912] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.751650][ T3912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.764466][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.773579][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.782192][ T3912] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.789313][ T3912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.797033][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.806513][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.815289][ T3912] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.822549][ T3912] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.830677][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.839792][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.848839][ T3912] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.855889][ T3912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.863474][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.872077][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.880766][ T3912] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.888026][ T3912] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.918196][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.926048][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.934846][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.943097][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.954154][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.963256][ T2574] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.970362][ T2574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.979105][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.987613][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.996052][ T2574] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.003170][ T2574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.010803][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.019370][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.027681][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.036327][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.044677][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.053301][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.062132][ T2574] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.069271][ T2574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.076919][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.085843][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.097734][ T6758] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.122492][ T6764] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.135107][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.143604][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.151658][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.160601][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.169927][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.179720][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.188720][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.197143][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.205748][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.214267][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.222675][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.232242][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.240645][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.248535][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.257407][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.266083][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.274683][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.287894][ T6759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.299377][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.311879][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.321302][ T2903] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.339653][ T6758] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.347151][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.360394][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.370903][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.382694][ T6761] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.395103][ T6761] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.427087][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.435938][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.445294][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.454550][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.464146][ T3912] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.471363][ T3912] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.479532][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.489043][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.498803][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.507317][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.516431][ T3912] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.523717][ T3912] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.531307][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.540615][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.549134][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.557794][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.566159][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.574766][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.583433][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.592016][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.600661][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.609427][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.617607][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.626581][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.635754][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.644550][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.652984][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.661396][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.669672][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.680930][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.695403][ T6761] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.715385][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.732544][ T6756] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.750651][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.758789][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.766797][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.775426][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.783875][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.793168][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.801659][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.808796][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.816437][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.825119][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.833851][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.840955][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.848953][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.857335][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.866085][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.874703][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.883579][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.893345][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.901848][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.912298][ T6759] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.929512][ T6764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.944753][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.953356][ T2574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.983874][ T6756] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.991254][ T7630] FAULT_INJECTION: forcing a failure. [ 47.991254][ T7630] name failslab, interval 1, probability 0, space 0, times 1 [ 48.003876][ T7630] CPU: 1 PID: 7630 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 48.012537][ T7630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.022849][ T7630] Call Trace: [ 48.026139][ T7630] dump_stack+0x12d/0x187 [ 48.030520][ T7630] should_fail.cold.4+0x5/0x13 [ 48.033650][ T6764] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.036656][ T7630] ? fault_create_debugfs_attr+0x150/0x150 [ 48.049287][ T7630] __should_failslab+0xba/0xf0 [ 48.054052][ T7630] should_failslab+0x9/0x14 [ 48.058654][ T7630] kmem_cache_alloc_node+0x56/0x760 [ 48.063885][ T7630] cache_grow_begin+0x905/0xc70 [ 48.068743][ T7630] ? kmem_cache_alloc+0x9c/0x760 [ 48.073772][ T7630] ? trace_hardirqs_off+0x41/0x1a0 [ 48.078886][ T7630] kmem_cache_alloc+0x691/0x760 [ 48.083751][ T7630] p9_client_prepare_req.part.5+0x3a/0x670 [ 48.089649][ T7630] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 48.092445][ T7642] FAULT_INJECTION: forcing a failure. [ 48.092445][ T7642] name failslab, interval 1, probability 0, space 0, times 1 [ 48.095546][ T7630] p9_client_rpc+0x174/0xe50 [ 48.112848][ T7630] ? p9_client_prepare_req.part.5+0x670/0x670 [ 48.118903][ T7630] ? p9_pollwait+0x182/0x210 [ 48.123906][ T7630] ? pipe_poll+0xc8/0x6b0 [ 48.128246][ T7630] ? ksys_dup3+0x2e0/0x2e0 [ 48.132640][ T7630] ? p9_fd_poll+0x19b/0x2a0 [ 48.137206][ T7630] ? p9_conn_create+0x3a5/0x4f0 [ 48.142043][ T7630] ? p9_conn_create+0x4f0/0x4f0 [ 48.146891][ T7630] p9_client_create+0x7fb/0x10f0 [ 48.151824][ T7630] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 48.158148][ T7630] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.163685][ T7630] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 48.169983][ T7630] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 48.175885][ T7630] ? lockdep_init_map_waits+0x270/0x870 [ 48.181412][ T7630] v9fs_session_init+0x1ed/0x14c0 [ 48.186407][ T7630] ? v9fs_session_init+0x1ed/0x14c0 [ 48.191685][ T7630] ? find_held_lock+0x36/0x1d0 [ 48.196516][ T7630] ? v9fs_show_options+0x6c0/0x6c0 [ 48.201703][ T7630] ? __kasan_check_read+0x11/0x20 [ 48.206893][ T7630] ? v9fs_mount+0x55/0x7f0 [ 48.211456][ T7630] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.217755][ T7630] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 48.223799][ T7630] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 48.229581][ T7630] ? kmem_cache_alloc_trace+0x39e/0x780 [ 48.235101][ T7630] ? apparmor_task_alloc+0x2f0/0x2f0 [ 48.240358][ T7630] v9fs_mount+0x72/0x7f0 [ 48.244749][ T7630] ? v9fs_write_inode+0x50/0x50 [ 48.249667][ T7630] legacy_get_tree+0x103/0x1f0 [ 48.254404][ T7630] vfs_get_tree+0x8b/0x2d0 [ 48.258804][ T7630] ? capable+0x14/0x20 [ 48.262863][ T7630] do_mount+0x1272/0x1c30 [ 48.267178][ T7630] ? lock_downgrade+0x960/0x960 [ 48.272006][ T7630] ? copy_mount_string+0x20/0x20 [ 48.276939][ T7630] ? __kasan_check_write+0x14/0x20 [ 48.282048][ T7630] ? _copy_from_user+0xc5/0x110 [ 48.286874][ T7630] __x64_sys_mount+0x169/0x1c0 [ 48.291615][ T7630] do_syscall_64+0xd0/0x630 [ 48.296121][ T7630] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.302041][ T7630] RIP: 0033:0x458da9 [ 48.305912][ T7630] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.325495][ T7630] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 48.333894][ T7630] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 48.341851][ T7630] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 48.349807][ T7630] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 48.357770][ T7630] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 48.365801][ T7630] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 48.374459][ T7642] CPU: 0 PID: 7642 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 48.381700][ T6763] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.383038][ T7642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.399819][ T7642] Call Trace: [ 48.403108][ T7642] dump_stack+0x12d/0x187 [ 48.407452][ T7642] should_fail.cold.4+0x5/0x13 [ 48.412225][ T7642] ? fault_create_debugfs_attr+0x150/0x150 [ 48.418033][ T7642] __should_failslab+0xba/0xf0 [ 48.422791][ T7642] should_failslab+0x9/0x14 [ 48.427811][ T7642] kmem_cache_alloc_node+0x56/0x760 [ 48.433017][ T7642] cache_grow_begin+0x905/0xc70 [ 48.437862][ T7642] ? kmem_cache_alloc+0x9c/0x760 [ 48.442797][ T7642] ? trace_hardirqs_off+0x41/0x1a0 [ 48.447910][ T7642] kmem_cache_alloc+0x691/0x760 [ 48.452768][ T7642] p9_client_prepare_req.part.5+0x3a/0x670 [ 48.458575][ T7642] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 48.464378][ T7642] p9_client_rpc+0x174/0xe50 [ 48.468968][ T7642] ? p9_client_prepare_req.part.5+0x670/0x670 [ 48.468973][ T7650] FAULT_INJECTION: forcing a failure. [ 48.468973][ T7650] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 48.488205][ T7642] ? p9_pollwait+0x182/0x210 [ 48.492775][ T7642] ? pipe_poll+0xc8/0x6b0 [ 48.497185][ T7642] ? ksys_dup3+0x2e0/0x2e0 [ 48.501579][ T7642] ? p9_fd_poll+0x19b/0x2a0 [ 48.506145][ T7642] ? p9_conn_create+0x3a5/0x4f0 [ 48.511148][ T7642] ? p9_conn_create+0x4f0/0x4f0 [ 48.515978][ T7642] p9_client_create+0x7fb/0x10f0 [ 48.520893][ T7642] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 48.526931][ T7642] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.532450][ T7642] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 48.538594][ T7642] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 48.544379][ T7642] ? lockdep_init_map_waits+0x270/0x870 [ 48.549930][ T7642] v9fs_session_init+0x1ed/0x14c0 [ 48.554926][ T7642] ? v9fs_session_init+0x1ed/0x14c0 [ 48.560116][ T7642] ? find_held_lock+0x36/0x1d0 [ 48.564858][ T7642] ? v9fs_show_options+0x6c0/0x6c0 [ 48.569970][ T7642] ? __kasan_check_read+0x11/0x20 [ 48.574970][ T7642] ? v9fs_mount+0x55/0x7f0 [ 48.579381][ T7642] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.585344][ T7642] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 48.591391][ T7642] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 48.597180][ T7642] ? kmem_cache_alloc_trace+0x39e/0x780 [ 48.602703][ T7642] ? apparmor_task_alloc+0x2f0/0x2f0 [ 48.607964][ T7642] v9fs_mount+0x72/0x7f0 [ 48.612204][ T7642] ? v9fs_write_inode+0x50/0x50 [ 48.617048][ T7642] legacy_get_tree+0x103/0x1f0 [ 48.621787][ T7642] vfs_get_tree+0x8b/0x2d0 [ 48.626288][ T7642] ? capable+0x14/0x20 [ 48.630348][ T7642] do_mount+0x1272/0x1c30 [ 48.634756][ T7642] ? lock_downgrade+0x960/0x960 [ 48.639583][ T7642] ? copy_mount_string+0x20/0x20 [ 48.644500][ T7642] ? __kasan_check_write+0x14/0x20 [ 48.649584][ T7642] ? _copy_from_user+0xc5/0x110 [ 48.654409][ T7642] __x64_sys_mount+0x169/0x1c0 [ 48.659149][ T7642] do_syscall_64+0xd0/0x630 [ 48.663632][ T7642] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.669513][ T7642] RIP: 0033:0x458da9 [ 48.673382][ T7642] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.693150][ T7642] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 48.701545][ T7642] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 48.710051][ T7642] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 48.718104][ T7642] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 48.726235][ T7642] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 48.734180][ T7642] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 48.742217][ T7650] CPU: 1 PID: 7650 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 48.749487][ T6758] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 48.750873][ T7650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.771222][ T7650] Call Trace: [ 48.774516][ T7650] dump_stack+0x12d/0x187 [ 48.775754][ T6758] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.778843][ T7650] should_fail.cold.4+0x5/0x13 [ 48.778853][ T7650] ? kmem_cache_alloc+0x121/0x760 [ 48.778860][ T7650] ? fault_create_debugfs_attr+0x150/0x150 [ 48.778866][ T7650] ? vfs_get_tree+0x8b/0x2d0 [ 48.778872][ T7650] ? do_mount+0x1272/0x1c30 [ 48.778877][ T7650] ? __x64_sys_mount+0x169/0x1c0 [ 48.778891][ T7650] ? do_syscall_64+0xd0/0x630 [ 48.797493][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.798947][ T7650] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.798962][ T7650] should_fail_alloc_page+0x50/0x60 [ 48.798970][ T7650] __alloc_pages_nodemask+0x17f/0x880 [ 48.805815][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.809341][ T7650] ? __kasan_check_read+0x11/0x20 [ 48.809350][ T7650] ? mark_lock+0xbf/0x630 [ 48.809359][ T7650] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 48.809364][ T7650] ? __kasan_check_read+0x11/0x20 [ 48.809379][ T7650] cache_grow_begin+0x92/0xc70 [ 48.809384][ T7650] ? __kmalloc+0xc5/0x7a0 [ 48.809392][ T7650] ? trace_hardirqs_off+0x41/0x1a0 [ 48.809400][ T7650] __kmalloc+0x6d3/0x7a0 [ 48.809411][ T7650] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 48.814795][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.818832][ T7650] p9_fcall_init.isra.2+0x55/0x1c0 [ 48.818842][ T7650] p9_client_prepare_req.part.5+0x96/0x670 [ 48.818852][ T7650] p9_client_rpc+0x174/0xe50 [ 48.818863][ T7650] ? p9_client_prepare_req.part.5+0x670/0x670 [ 48.818875][ T7650] ? p9_pollwait+0x182/0x210 [ 48.824279][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.831840][ T7650] ? pipe_poll+0xc8/0x6b0 [ 48.831846][ T7650] ? ksys_dup3+0x2e0/0x2e0 [ 48.831855][ T7650] ? p9_fd_poll+0x19b/0x2a0 [ 48.831864][ T7650] ? p9_conn_create+0x3a5/0x4f0 [ 48.831877][ T7650] ? p9_conn_create+0x4f0/0x4f0 [ 48.831890][ T7650] p9_client_create+0x7fb/0x10f0 [ 48.831903][ T7650] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 48.838565][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.843121][ T7650] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.843128][ T7650] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 48.843134][ T7650] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 48.843149][ T7650] ? lockdep_init_map_waits+0x270/0x870 [ 48.843166][ T7650] v9fs_session_init+0x1ed/0x14c0 [ 48.849104][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.856388][ T7650] ? v9fs_session_init+0x1ed/0x14c0 [ 48.856399][ T7650] ? find_held_lock+0x36/0x1d0 [ 48.856412][ T7650] ? v9fs_show_options+0x6c0/0x6c0 [ 48.856420][ T7650] ? __kasan_check_read+0x11/0x20 [ 48.856431][ T7650] ? v9fs_mount+0x55/0x7f0 [ 48.862593][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.865829][ T7650] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 48.865836][ T7650] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 48.865841][ T7650] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 48.865854][ T7650] ? kmem_cache_alloc_trace+0x39e/0x780 [ 48.865863][ T7650] ? apparmor_task_alloc+0x2f0/0x2f0 [ 48.865874][ T7650] v9fs_mount+0x72/0x7f0 [ 48.873406][ T3912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.877830][ T7650] ? v9fs_write_inode+0x50/0x50 [ 48.877839][ T7650] legacy_get_tree+0x103/0x1f0 [ 48.877850][ T7650] vfs_get_tree+0x8b/0x2d0 [ 48.877857][ T7650] ? capable+0x14/0x20 [ 48.877865][ T7650] do_mount+0x1272/0x1c30 [ 48.877872][ T7650] ? lock_downgrade+0x960/0x960 [ 48.877881][ T7650] ? copy_mount_string+0x20/0x20 [ 48.877897][ T7650] ? __kasan_check_write+0x14/0x20 [ 48.892177][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.896265][ T7650] ? _copy_from_user+0xc5/0x110 [ 48.896281][ T7650] __x64_sys_mount+0x169/0x1c0 [ 48.896292][ T7650] do_syscall_64+0xd0/0x630 [ 48.896304][ T7650] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.905835][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.909453][ T7650] RIP: 0033:0x458da9 [ 48.909461][ T7650] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.909465][ T7650] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 48.909471][ T7650] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 48.909475][ T7650] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 48.909479][ T7650] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 48.909482][ T7650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 48.909486][ T7650] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 49.162634][ T7662] FAULT_INJECTION: forcing a failure. [ 49.162634][ T7662] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.173951][ T6758] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.179989][ T7662] CPU: 1 PID: 7662 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 49.179994][ T7662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.179998][ T7662] Call Trace: [ 49.180010][ T7662] dump_stack+0x12d/0x187 [ 49.180022][ T7662] should_fail.cold.4+0x5/0x13 [ 49.180030][ T7662] ? kmem_cache_alloc+0x121/0x760 [ 49.180038][ T7662] ? fault_create_debugfs_attr+0x150/0x150 [ 49.180045][ T7662] ? vfs_get_tree+0x8b/0x2d0 [ 49.180051][ T7662] ? do_mount+0x1272/0x1c30 [ 49.180055][ T7662] ? __x64_sys_mount+0x169/0x1c0 [ 49.180062][ T7662] ? do_syscall_64+0xd0/0x630 [ 49.180070][ T7662] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.180082][ T7662] should_fail_alloc_page+0x50/0x60 [ 49.343506][ T7662] __alloc_pages_nodemask+0x17f/0x880 [ 49.348883][ T7662] ? __kasan_check_read+0x11/0x20 [ 49.353878][ T7662] ? mark_lock+0xbf/0x630 [ 49.358181][ T7662] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 49.365087][ T7662] ? __kasan_check_read+0x11/0x20 [ 49.370103][ T7662] cache_grow_begin+0x92/0xc70 [ 49.374848][ T7662] ? __kmalloc+0xc5/0x7a0 [ 49.379157][ T7662] ? trace_hardirqs_off+0x41/0x1a0 [ 49.384413][ T7662] __kmalloc+0x6d3/0x7a0 [ 49.388647][ T7662] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 49.393901][ T7662] p9_fcall_init.isra.2+0x55/0x1c0 [ 49.398999][ T7662] p9_client_prepare_req.part.5+0x96/0x670 [ 49.404778][ T7662] p9_client_rpc+0x174/0xe50 [ 49.409358][ T7662] ? p9_client_prepare_req.part.5+0x670/0x670 [ 49.415442][ T7662] ? p9_pollwait+0x182/0x210 [ 49.420013][ T7662] ? pipe_poll+0xc8/0x6b0 [ 49.424344][ T7662] ? ksys_dup3+0x2e0/0x2e0 [ 49.428839][ T7662] ? p9_fd_poll+0x19b/0x2a0 [ 49.433316][ T7662] ? p9_conn_create+0x3a5/0x4f0 [ 49.438139][ T7662] ? p9_conn_create+0x4f0/0x4f0 [ 49.442988][ T7662] p9_client_create+0x7fb/0x10f0 [ 49.448910][ T7662] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 49.454945][ T7662] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.460460][ T7662] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 49.466566][ T7662] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 49.472377][ T7662] ? lockdep_init_map_waits+0x270/0x870 [ 49.478100][ T7662] v9fs_session_init+0x1ed/0x14c0 [ 49.483187][ T7662] ? v9fs_session_init+0x1ed/0x14c0 [ 49.488388][ T7662] ? find_held_lock+0x36/0x1d0 [ 49.493171][ T7662] ? v9fs_show_options+0x6c0/0x6c0 [ 49.498292][ T7662] ? __kasan_check_read+0x11/0x20 [ 49.503407][ T7662] ? v9fs_mount+0x55/0x7f0 [ 49.505292][ T7668] FAULT_INJECTION: forcing a failure. [ 49.505292][ T7668] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.507815][ T7662] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.526685][ T7662] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 49.532722][ T7662] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 49.538526][ T7662] ? kmem_cache_alloc_trace+0x39e/0x780 [ 49.544048][ T7662] ? apparmor_task_alloc+0x2f0/0x2f0 [ 49.549341][ T7662] v9fs_mount+0x72/0x7f0 [ 49.553655][ T7662] ? v9fs_write_inode+0x50/0x50 [ 49.558487][ T7662] legacy_get_tree+0x103/0x1f0 [ 49.563229][ T7662] vfs_get_tree+0x8b/0x2d0 [ 49.567653][ T7662] ? capable+0x14/0x20 [ 49.571710][ T7662] do_mount+0x1272/0x1c30 [ 49.576196][ T7662] ? lock_downgrade+0x960/0x960 [ 49.581910][ T7662] ? copy_mount_string+0x20/0x20 [ 49.586828][ T7662] ? __kasan_check_write+0x14/0x20 [ 49.591912][ T7662] ? _copy_from_user+0xc5/0x110 [ 49.596738][ T7662] __x64_sys_mount+0x169/0x1c0 [ 49.601486][ T7662] do_syscall_64+0xd0/0x630 [ 49.605982][ T7662] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.611855][ T7662] RIP: 0033:0x458da9 [ 49.615739][ T7662] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.635320][ T7662] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 49.643719][ T7662] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 49.651679][ T7662] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 49.660078][ T7662] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 49.668024][ T7662] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 49.676339][ T7662] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 49.684320][ T7668] CPU: 0 PID: 7668 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 49.693250][ T7668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.703334][ T7668] Call Trace: [ 49.706627][ T7668] dump_stack+0x12d/0x187 [ 49.710965][ T7668] should_fail.cold.4+0x5/0x13 [ 49.715755][ T7668] ? kmem_cache_alloc+0x121/0x760 [ 49.720790][ T7668] ? fault_create_debugfs_attr+0x150/0x150 [ 49.726596][ T7668] ? vfs_get_tree+0x8b/0x2d0 [ 49.731186][ T7668] ? do_mount+0x1272/0x1c30 [ 49.735703][ T7668] ? __x64_sys_mount+0x169/0x1c0 [ 49.740641][ T7668] ? do_syscall_64+0xd0/0x630 [ 49.745323][ T7668] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.751399][ T7668] should_fail_alloc_page+0x50/0x60 [ 49.756615][ T7668] __alloc_pages_nodemask+0x17f/0x880 [ 49.762169][ T7668] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 49.769119][ T7668] cache_grow_begin+0x92/0xc70 [ 49.773980][ T7668] ? __kmalloc+0xc5/0x7a0 [ 49.778412][ T7668] ? trace_hardirqs_off+0x41/0x1a0 [ 49.783537][ T7668] __kmalloc+0x6d3/0x7a0 [ 49.787807][ T7668] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 49.793100][ T7668] p9_fcall_init.isra.2+0x55/0x1c0 [ 49.798215][ T7668] p9_client_prepare_req.part.5+0x96/0x670 [ 49.804029][ T7668] p9_client_rpc+0x174/0xe50 [ 49.808628][ T7668] ? p9_client_prepare_req.part.5+0x670/0x670 [ 49.814782][ T7668] ? p9_pollwait+0x182/0x210 [ 49.819466][ T7668] ? pipe_poll+0xc8/0x6b0 [ 49.823817][ T7668] ? ksys_dup3+0x2e0/0x2e0 [ 49.828235][ T7668] ? p9_fd_poll+0x19b/0x2a0 [ 49.832915][ T7668] ? p9_conn_create+0x3a5/0x4f0 [ 49.837765][ T7668] ? p9_conn_create+0x4f0/0x4f0 [ 49.842618][ T7668] p9_client_create+0x7fb/0x10f0 [ 49.847562][ T7668] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 49.854151][ T7668] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.861212][ T7668] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 49.867281][ T7668] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 49.873106][ T7668] ? lockdep_init_map_waits+0x270/0x870 [ 49.878692][ T7668] v9fs_session_init+0x1ed/0x14c0 [ 49.883714][ T7668] ? v9fs_session_init+0x1ed/0x14c0 [ 49.888918][ T7668] ? find_held_lock+0x36/0x1d0 [ 49.892315][ T7682] FAULT_INJECTION: forcing a failure. [ 49.892315][ T7682] name failslab, interval 1, probability 0, space 0, times 0 [ 49.893789][ T7668] ? v9fs_show_options+0x6c0/0x6c0 [ 49.911693][ T7668] ? __kasan_check_read+0x11/0x20 [ 49.917389][ T7668] ? v9fs_mount+0x55/0x7f0 [ 49.921779][ T7668] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.927310][ T7668] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 49.933710][ T7668] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 49.939494][ T7668] ? kmem_cache_alloc_trace+0x39e/0x780 [ 49.945037][ T7668] ? apparmor_task_alloc+0x2f0/0x2f0 [ 49.950925][ T7668] v9fs_mount+0x72/0x7f0 [ 49.955151][ T7668] ? v9fs_write_inode+0x50/0x50 [ 49.959979][ T7668] legacy_get_tree+0x103/0x1f0 [ 49.964806][ T7668] vfs_get_tree+0x8b/0x2d0 [ 49.969195][ T7668] ? capable+0x14/0x20 [ 49.973242][ T7668] do_mount+0x1272/0x1c30 [ 49.977552][ T7668] ? lock_downgrade+0x960/0x960 [ 49.982379][ T7668] ? copy_mount_string+0x20/0x20 [ 49.987297][ T7668] ? __kasan_check_write+0x14/0x20 [ 49.992380][ T7668] ? _copy_from_user+0xc5/0x110 [ 49.997207][ T7668] __x64_sys_mount+0x169/0x1c0 [ 50.001950][ T7668] do_syscall_64+0xd0/0x630 [ 50.006448][ T7668] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.012323][ T7668] RIP: 0033:0x458da9 [ 50.016193][ T7668] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.035881][ T7668] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 50.044282][ T7668] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 50.052246][ T7668] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 50.061076][ T7668] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 50.069109][ T7668] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 50.077245][ T7668] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 50.085222][ T7682] CPU: 1 PID: 7682 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 50.094150][ T7682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.104571][ T7682] Call Trace: [ 50.108394][ T7682] dump_stack+0x12d/0x187 [ 50.112756][ T7682] should_fail.cold.4+0x5/0x13 [ 50.117540][ T7682] ? fault_create_debugfs_attr+0x150/0x150 [ 50.123367][ T7682] __should_failslab+0xba/0xf0 [ 50.127292][ T7685] FAULT_INJECTION: forcing a failure. [ 50.127292][ T7685] name failslab, interval 1, probability 0, space 0, times 0 [ 50.130008][ T7682] should_failslab+0x9/0x14 [ 50.130020][ T7682] kmem_cache_alloc_node+0x56/0x760 [ 50.130032][ T7682] cache_grow_begin+0x905/0xc70 [ 50.130037][ T7682] ? kmem_cache_alloc+0x9c/0x760 [ 50.130044][ T7682] ? trace_hardirqs_off+0x41/0x1a0 [ 50.130052][ T7682] kmem_cache_alloc+0x691/0x760 [ 50.171299][ T7687] FAULT_INJECTION: forcing a failure. [ 50.171299][ T7687] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.173174][ T7682] p9_client_prepare_req.part.5+0x3a/0x670 [ 50.173196][ T7682] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 50.205700][ T7682] p9_client_rpc+0x174/0xe50 [ 50.210456][ T7682] ? p9_client_prepare_req.part.5+0x670/0x670 [ 50.216626][ T7682] ? p9_pollwait+0x182/0x210 [ 50.221202][ T7682] ? pipe_poll+0xc8/0x6b0 [ 50.226157][ T7682] ? ksys_dup3+0x2e0/0x2e0 [ 50.231638][ T7682] ? p9_fd_poll+0x19b/0x2a0 [ 50.238299][ T7682] ? p9_conn_create+0x3a5/0x4f0 [ 50.243698][ T7682] ? p9_conn_create+0x4f0/0x4f0 [ 50.248662][ T7682] p9_client_create+0x7fb/0x10f0 [ 50.254031][ T7682] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 50.260724][ T7682] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.266924][ T7682] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 50.272984][ T7682] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 50.278864][ T7682] ? lockdep_init_map_waits+0x270/0x870 [ 50.284872][ T7682] v9fs_session_init+0x1ed/0x14c0 [ 50.291608][ T7682] ? v9fs_session_init+0x1ed/0x14c0 [ 50.297000][ T7682] ? find_held_lock+0x36/0x1d0 [ 50.301858][ T7682] ? v9fs_show_options+0x6c0/0x6c0 [ 50.307056][ T7682] ? __kasan_check_read+0x11/0x20 [ 50.312072][ T7682] ? v9fs_mount+0x55/0x7f0 [ 50.316461][ T7682] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.321977][ T7682] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 50.328012][ T7682] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 50.333799][ T7682] ? kmem_cache_alloc_trace+0x39e/0x780 [ 50.339317][ T7682] ? apparmor_task_alloc+0x2f0/0x2f0 [ 50.344615][ T7682] v9fs_mount+0x72/0x7f0 [ 50.348920][ T7682] ? v9fs_write_inode+0x50/0x50 [ 50.353745][ T7682] legacy_get_tree+0x103/0x1f0 [ 50.358530][ T7682] vfs_get_tree+0x8b/0x2d0 [ 50.362915][ T7682] ? capable+0x14/0x20 [ 50.366967][ T7682] do_mount+0x1272/0x1c30 [ 50.371275][ T7682] ? lock_downgrade+0x960/0x960 [ 50.376277][ T7682] ? copy_mount_string+0x20/0x20 [ 50.381202][ T7682] ? __kasan_check_write+0x14/0x20 [ 50.386286][ T7682] ? _copy_from_user+0xc5/0x110 [ 50.391111][ T7682] __x64_sys_mount+0x169/0x1c0 [ 50.396030][ T7682] do_syscall_64+0xd0/0x630 [ 50.400510][ T7682] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.406393][ T7682] RIP: 0033:0x458da9 [ 50.410273][ T7682] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.430032][ T7682] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 50.438676][ T7682] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 50.446890][ T7682] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 50.455137][ T7682] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 50.467309][ T7682] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 50.477229][ T7682] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 50.485286][ T7687] CPU: 0 PID: 7687 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 50.493864][ T7687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.504258][ T7687] Call Trace: [ 50.507010][ T27] audit: type=1804 audit(1590054937.382:2): pid=7687 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir274105407/syzkaller.xSGNJO/0/file0" dev="sda1" ino=15794 res=1 [ 50.507574][ T7687] dump_stack+0x12d/0x187 [ 50.534600][ T7687] should_fail.cold.4+0x5/0x13 [ 50.539358][ T7687] ? kmem_cache_alloc+0x121/0x760 [ 50.544380][ T7687] ? fault_create_debugfs_attr+0x150/0x150 [ 50.550175][ T7687] ? vfs_get_tree+0x8b/0x2d0 [ 50.554757][ T7687] ? do_mount+0x1272/0x1c30 [ 50.559347][ T7687] ? __x64_sys_mount+0x169/0x1c0 [ 50.564277][ T7687] ? do_syscall_64+0xd0/0x630 [ 50.568946][ T7687] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.575009][ T7687] should_fail_alloc_page+0x50/0x60 [ 50.580207][ T7687] __alloc_pages_nodemask+0x17f/0x880 [ 50.585589][ T7687] ? __kasan_check_read+0x11/0x20 [ 50.590612][ T7687] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 50.597562][ T7687] cache_grow_begin+0x92/0xc70 [ 50.602317][ T7687] ? __kmalloc+0xc5/0x7a0 [ 50.606742][ T7687] ? trace_hardirqs_off+0x41/0x1a0 [ 50.611850][ T7687] __kmalloc+0x6d3/0x7a0 [ 50.616094][ T7687] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 50.621386][ T7687] p9_fcall_init.isra.2+0x55/0x1c0 [ 50.626490][ T7687] p9_client_prepare_req.part.5+0x96/0x670 [ 50.632293][ T7687] ? lockdep_hardirqs_on+0x481/0x620 [ 50.637657][ T7687] p9_client_rpc+0x174/0xe50 [ 50.642229][ T7687] ? _raw_spin_unlock_irqrestore+0x68/0xd0 2020/05/21 09:55:38 executed programs: 8 [ 50.648044][ T7687] ? __debug_object_init+0x4fc/0x10f0 [ 50.653397][ T7687] ? __kasan_check_read+0x11/0x20 [ 50.658402][ T7687] ? p9_client_prepare_req.part.5+0x670/0x670 [ 50.664498][ T7687] ? free_object+0x70/0x70 [ 50.668907][ T7687] ? ksys_dup3+0x2e0/0x2e0 [ 50.673312][ T7687] ? lockdep_init_map_waits+0x270/0x870 [ 50.678930][ T7687] ? __kasan_check_write+0x14/0x20 [ 50.684110][ T7687] ? p9_conn_create+0x3ce/0x4f0 [ 50.688948][ T7687] ? p9_conn_create+0x4f0/0x4f0 [ 50.693793][ T7687] p9_client_create+0x7fb/0x10f0 [ 50.698726][ T7687] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 50.704780][ T7687] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.710337][ T7687] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 50.716394][ T7687] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 50.722209][ T7687] ? lockdep_init_map_waits+0x270/0x870 [ 50.722849][ T27] audit: type=1804 audit(1590054938.213:3): pid=7694 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir085184916/syzkaller.lf2nsP/3/file0" dev="sda1" ino=15759 res=1 [ 50.727772][ T7687] v9fs_session_init+0x1ed/0x14c0 [ 50.727779][ T7687] ? v9fs_session_init+0x1ed/0x14c0 [ 50.727790][ T7687] ? find_held_lock+0x36/0x1d0 [ 50.727803][ T7687] ? v9fs_show_options+0x6c0/0x6c0 [ 50.727811][ T7687] ? __kasan_check_read+0x11/0x20 [ 50.727821][ T7687] ? v9fs_mount+0x55/0x7f0 [ 50.727830][ T7687] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.727836][ T7687] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 50.727841][ T7687] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 50.727850][ T7687] ? kmem_cache_alloc_trace+0x39e/0x780 [ 50.727858][ T7687] ? apparmor_task_alloc+0x2f0/0x2f0 [ 50.727867][ T7687] v9fs_mount+0x72/0x7f0 [ 50.727875][ T7687] ? v9fs_write_inode+0x50/0x50 [ 50.727882][ T7687] legacy_get_tree+0x103/0x1f0 [ 50.727892][ T7687] vfs_get_tree+0x8b/0x2d0 [ 50.727899][ T7687] ? capable+0x14/0x20 [ 50.727908][ T7687] do_mount+0x1272/0x1c30 [ 50.727912][ T7687] ? lock_downgrade+0x960/0x960 [ 50.727921][ T7687] ? copy_mount_string+0x20/0x20 [ 50.727934][ T7687] ? __kasan_check_write+0x14/0x20 [ 50.727941][ T7687] ? _copy_from_user+0xc5/0x110 [ 50.727951][ T7687] __x64_sys_mount+0x169/0x1c0 [ 50.760263][ T7694] FAULT_INJECTION: forcing a failure. [ 50.760263][ T7694] name failslab, interval 1, probability 0, space 0, times 0 [ 50.761080][ T7687] do_syscall_64+0xd0/0x630 [ 50.761094][ T7687] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.761100][ T7687] RIP: 0033:0x458da9 [ 50.761107][ T7687] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.761110][ T7687] RSP: 002b:00007fb9f00a5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 50.761117][ T7687] RAX: ffffffffffffffda RBX: 00007fb9f00a5c90 RCX: 0000000000458da9 [ 50.761121][ T7687] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 50.761125][ T7687] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 50.761128][ T7687] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00a66d4 [ 50.761132][ T7687] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 50.818937][ T7698] FAULT_INJECTION: forcing a failure. [ 50.818937][ T7698] name failslab, interval 1, probability 0, space 0, times 0 [ 50.845418][ T7685] CPU: 1 PID: 7685 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 50.975875][ T7685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.985924][ T7685] Call Trace: [ 50.989197][ T7685] dump_stack+0x12d/0x187 [ 50.993512][ T7685] should_fail.cold.4+0x5/0x13 [ 50.998471][ T7685] ? fault_create_debugfs_attr+0x150/0x150 [ 51.004268][ T7685] ? ___might_sleep+0x16b/0x2b0 [ 51.009109][ T7685] __should_failslab+0xba/0xf0 [ 51.013859][ T7685] should_failslab+0x9/0x14 [ 51.018346][ T7685] __kmalloc+0x2eb/0x7a0 [ 51.022567][ T7685] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 51.027826][ T7685] ? kmem_cache_alloc+0x376/0x760 [ 51.032857][ T7685] p9_fcall_init.isra.2+0x55/0x1c0 [ 51.037952][ T7685] p9_client_prepare_req.part.5+0x96/0x670 [ 51.043911][ T7685] p9_client_rpc+0x174/0xe50 [ 51.048494][ T7685] ? p9_client_prepare_req.part.5+0x670/0x670 [ 51.054998][ T7685] ? p9_pollwait+0x182/0x210 [ 51.059574][ T7685] ? pipe_poll+0xc8/0x6b0 [ 51.063877][ T7685] ? ksys_dup3+0x2e0/0x2e0 [ 51.068280][ T7685] ? p9_fd_poll+0x19b/0x2a0 [ 51.073542][ T7685] ? p9_conn_create+0x3a5/0x4f0 [ 51.078393][ T7685] ? p9_conn_create+0x4f0/0x4f0 [ 51.083235][ T7685] p9_client_create+0x7fb/0x10f0 [ 51.088172][ T7685] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 51.094223][ T7685] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.099756][ T7685] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 51.105819][ T7685] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 51.111615][ T7685] ? lockdep_init_map_waits+0x270/0x870 [ 51.117145][ T7685] v9fs_session_init+0x1ed/0x14c0 [ 51.122176][ T7685] ? v9fs_session_init+0x1ed/0x14c0 [ 51.127530][ T7685] ? find_held_lock+0x36/0x1d0 [ 51.132354][ T7685] ? v9fs_show_options+0x6c0/0x6c0 [ 51.137458][ T7685] ? __kasan_check_read+0x11/0x20 [ 51.142467][ T7685] ? v9fs_mount+0x55/0x7f0 [ 51.146880][ T7685] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.152408][ T7685] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 51.158452][ T7685] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 51.164236][ T7685] ? kmem_cache_alloc_trace+0x39e/0x780 [ 51.169755][ T7685] ? apparmor_task_alloc+0x2f0/0x2f0 [ 51.175015][ T7685] v9fs_mount+0x72/0x7f0 [ 51.179235][ T7685] ? v9fs_write_inode+0x50/0x50 [ 51.184419][ T7685] legacy_get_tree+0x103/0x1f0 [ 51.189853][ T7685] vfs_get_tree+0x8b/0x2d0 [ 51.194245][ T7685] ? capable+0x14/0x20 [ 51.198290][ T7685] do_mount+0x1272/0x1c30 [ 51.202596][ T7685] ? lock_downgrade+0x960/0x960 [ 51.207424][ T7685] ? copy_mount_string+0x20/0x20 [ 51.212478][ T7685] ? __kasan_check_write+0x14/0x20 [ 51.217572][ T7685] ? _copy_from_user+0xc5/0x110 [ 51.222422][ T7685] __x64_sys_mount+0x169/0x1c0 [ 51.227174][ T7685] do_syscall_64+0xd0/0x630 [ 51.231774][ T7685] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.237800][ T7685] RIP: 0033:0x458da9 [ 51.241683][ T7685] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.261375][ T7685] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 51.269763][ T7685] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 51.277714][ T7685] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 51.285665][ T7685] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 51.293875][ T7685] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 51.301838][ T7685] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 51.309803][ T7694] CPU: 0 PID: 7694 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 51.318387][ T7694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.328453][ T7694] Call Trace: [ 51.331754][ T7694] dump_stack+0x12d/0x187 [ 51.336114][ T7694] should_fail.cold.4+0x5/0x13 [ 51.340878][ T7694] ? fault_create_debugfs_attr+0x150/0x150 [ 51.346679][ T7694] ? ___might_sleep+0x16b/0x2b0 [ 51.351525][ T7694] __should_failslab+0xba/0xf0 [ 51.356284][ T7694] should_failslab+0x9/0x14 [ 51.360801][ T7694] __kmalloc+0x2eb/0x7a0 [ 51.365020][ T7694] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 51.370278][ T7694] p9_fcall_init.isra.2+0x55/0x1c0 [ 51.375407][ T7694] p9_client_prepare_req.part.5+0x116/0x670 [ 51.381290][ T7694] p9_client_rpc+0x174/0xe50 [ 51.384252][ T7706] FAULT_INJECTION: forcing a failure. [ 51.384252][ T7706] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.385946][ T7694] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 51.385956][ T7694] ? __debug_object_init+0x4fc/0x10f0 [ 51.410232][ T7694] ? __kasan_check_read+0x11/0x20 [ 51.415230][ T7694] ? p9_client_prepare_req.part.5+0x670/0x670 [ 51.421271][ T7694] ? free_object+0x70/0x70 [ 51.425659][ T7694] ? ksys_dup3+0x2e0/0x2e0 [ 51.430048][ T7694] ? lockdep_init_map_waits+0x270/0x870 [ 51.435835][ T7694] ? __kasan_check_write+0x14/0x20 [ 51.440926][ T7694] ? p9_conn_create+0x3ce/0x4f0 [ 51.445767][ T7694] ? p9_conn_create+0x4f0/0x4f0 [ 51.450605][ T7694] p9_client_create+0x7fb/0x10f0 [ 51.455617][ T7694] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 51.461663][ T7694] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.467183][ T7694] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 51.473228][ T7694] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 51.479020][ T7694] ? lockdep_init_map_waits+0x270/0x870 [ 51.484540][ T7694] v9fs_session_init+0x1ed/0x14c0 [ 51.489546][ T7694] ? v9fs_session_init+0x1ed/0x14c0 [ 51.494716][ T7694] ? find_held_lock+0x36/0x1d0 [ 51.499664][ T7694] ? v9fs_show_options+0x6c0/0x6c0 [ 51.504756][ T7694] ? __kasan_check_read+0x11/0x20 [ 51.509755][ T7694] ? v9fs_mount+0x55/0x7f0 [ 51.514528][ T7694] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.520045][ T7694] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 51.526089][ T7694] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 51.531961][ T7694] ? kmem_cache_alloc_trace+0x39e/0x780 [ 51.541045][ T7694] ? apparmor_task_alloc+0x2f0/0x2f0 [ 51.546302][ T7694] v9fs_mount+0x72/0x7f0 [ 51.550778][ T7694] ? v9fs_write_inode+0x50/0x50 [ 51.555601][ T7694] legacy_get_tree+0x103/0x1f0 [ 51.560340][ T7694] vfs_get_tree+0x8b/0x2d0 [ 51.564732][ T7694] ? capable+0x14/0x20 [ 51.571665][ T7694] do_mount+0x1272/0x1c30 [ 51.575987][ T7694] ? lock_downgrade+0x960/0x960 [ 51.580923][ T7694] ? copy_mount_string+0x20/0x20 [ 51.585845][ T7694] ? __kasan_check_write+0x14/0x20 [ 51.590942][ T7694] ? _copy_from_user+0xc5/0x110 [ 51.595770][ T7694] __x64_sys_mount+0x169/0x1c0 [ 51.600673][ T7694] do_syscall_64+0xd0/0x630 [ 51.605160][ T7694] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.611044][ T7694] RIP: 0033:0x458da9 [ 51.614924][ T7694] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.634513][ T7694] RSP: 002b:00007f8d31ab4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 51.642908][ T7694] RAX: ffffffffffffffda RBX: 00007f8d31ab4c90 RCX: 0000000000458da9 [ 51.650852][ T7694] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 51.658816][ T7694] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 51.667464][ T7694] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ab56d4 [ 51.675406][ T7694] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 51.683454][ T7706] CPU: 1 PID: 7706 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 51.692034][ T7706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.696641][ T27] audit: type=1804 audit(1590054938.873:4): pid=7706 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir940636818/syzkaller.nLQFLP/1/file0" dev="sda1" ino=15781 res=1 [ 51.702080][ T7706] Call Trace: [ 51.727995][ T7706] dump_stack+0x12d/0x187 [ 51.732328][ T7706] should_fail.cold.4+0x5/0x13 [ 51.737234][ T7706] ? kmem_cache_alloc+0x121/0x760 [ 51.742261][ T7706] ? fault_create_debugfs_attr+0x150/0x150 [ 51.748063][ T7706] ? vfs_get_tree+0x8b/0x2d0 [ 51.752648][ T7706] ? do_mount+0x1272/0x1c30 [ 51.757145][ T7706] ? __x64_sys_mount+0x169/0x1c0 [ 51.762073][ T7706] ? do_syscall_64+0xd0/0x630 [ 51.766742][ T7706] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.772805][ T7706] should_fail_alloc_page+0x50/0x60 [ 51.777999][ T7706] __alloc_pages_nodemask+0x17f/0x880 [ 51.783368][ T7706] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 51.790654][ T7706] ? __lock_acquire+0x184b/0x3bf0 [ 51.795681][ T7706] cache_grow_begin+0x92/0xc70 [ 51.800438][ T7706] ? __kmalloc+0xc5/0x7a0 [ 51.804759][ T7706] ? trace_hardirqs_off+0x41/0x1a0 [ 51.805934][ T7713] FAULT_INJECTION: forcing a failure. [ 51.805934][ T7713] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.809884][ T7706] __kmalloc+0x6d3/0x7a0 [ 51.827360][ T7706] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 51.832618][ T7706] p9_fcall_init.isra.2+0x55/0x1c0 [ 51.837701][ T7706] p9_client_prepare_req.part.5+0x96/0x670 [ 51.843667][ T7706] ? lockdep_hardirqs_on+0x481/0x620 [ 51.849012][ T7706] p9_client_rpc+0x174/0xe50 [ 51.853577][ T7706] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 51.859356][ T7706] ? __debug_object_init+0x4fc/0x10f0 [ 51.864806][ T7706] ? __kasan_check_read+0x11/0x20 [ 51.869801][ T7706] ? p9_client_prepare_req.part.5+0x670/0x670 [ 51.875842][ T7706] ? free_object+0x70/0x70 [ 51.880236][ T7706] ? ksys_dup3+0x2e0/0x2e0 [ 51.884632][ T7706] ? lockdep_init_map_waits+0x270/0x870 [ 51.890236][ T7706] ? __kasan_check_write+0x14/0x20 [ 51.895315][ T7706] ? p9_conn_create+0x3ce/0x4f0 [ 51.900140][ T7706] ? p9_conn_create+0x4f0/0x4f0 [ 51.904966][ T7706] p9_client_create+0x7fb/0x10f0 [ 51.909887][ T7706] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 51.915926][ T7706] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.921547][ T7706] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 51.927676][ T7706] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 51.933474][ T7706] ? lockdep_init_map_waits+0x270/0x870 [ 51.939005][ T7706] v9fs_session_init+0x1ed/0x14c0 [ 51.945670][ T7706] ? v9fs_session_init+0x1ed/0x14c0 [ 51.951017][ T7706] ? cache_grow_end+0xab/0x190 [ 51.955754][ T7706] ? lock_downgrade+0x960/0x960 [ 51.960574][ T7706] ? __kasan_check_write+0x14/0x20 [ 51.965674][ T7706] ? v9fs_show_options+0x6c0/0x6c0 [ 51.970759][ T7706] ? __kasan_check_read+0x11/0x20 [ 51.975768][ T7706] ? v9fs_mount+0x55/0x7f0 [ 51.980162][ T7706] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.985676][ T7706] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 51.991721][ T7706] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 51.997503][ T7706] ? kmem_cache_alloc_trace+0x39e/0x780 [ 52.003024][ T7706] v9fs_mount+0x72/0x7f0 [ 52.007240][ T7706] ? v9fs_write_inode+0x50/0x50 [ 52.012506][ T7706] legacy_get_tree+0x103/0x1f0 [ 52.017245][ T7706] vfs_get_tree+0x8b/0x2d0 [ 52.021652][ T7706] ? capable+0x14/0x20 [ 52.025699][ T7706] do_mount+0x1272/0x1c30 [ 52.030096][ T7706] ? lock_downgrade+0x960/0x960 [ 52.034918][ T7706] ? copy_mount_string+0x20/0x20 [ 52.039834][ T7706] ? __kasan_check_write+0x14/0x20 [ 52.044928][ T7706] ? _copy_from_user+0xc5/0x110 [ 52.049793][ T7706] __x64_sys_mount+0x169/0x1c0 [ 52.054546][ T7706] do_syscall_64+0xd0/0x630 [ 52.059032][ T7706] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.064912][ T7706] RIP: 0033:0x458da9 [ 52.068781][ T7706] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.088366][ T7706] RSP: 002b:00007f1c7c1a6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 52.096747][ T7706] RAX: ffffffffffffffda RBX: 00007f1c7c1a6c90 RCX: 0000000000458da9 [ 52.104703][ T7706] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 52.112647][ T7706] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 52.120688][ T7706] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1a76d4 [ 52.128641][ T7706] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 52.136605][ T7713] CPU: 0 PID: 7713 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 52.145275][ T7713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.155322][ T7713] Call Trace: [ 52.158596][ T7713] dump_stack+0x12d/0x187 [ 52.162923][ T7713] should_fail.cold.4+0x5/0x13 [ 52.167667][ T7713] ? kmem_cache_alloc+0x121/0x760 [ 52.172795][ T7713] ? fault_create_debugfs_attr+0x150/0x150 [ 52.178599][ T7713] ? vfs_get_tree+0x8b/0x2d0 [ 52.183176][ T7713] ? do_mount+0x1272/0x1c30 [ 52.187671][ T7713] ? __x64_sys_mount+0x169/0x1c0 [ 52.192622][ T7713] ? do_syscall_64+0xd0/0x630 [ 52.197296][ T7713] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.203344][ T7713] should_fail_alloc_page+0x50/0x60 [ 52.208527][ T7713] __alloc_pages_nodemask+0x17f/0x880 [ 52.213889][ T7713] ? __kasan_check_read+0x11/0x20 [ 52.218900][ T7713] ? mark_lock+0xbf/0x630 [ 52.223206][ T7713] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 52.230118][ T7713] ? __kasan_check_read+0x11/0x20 [ 52.231133][ T7716] FAULT_INJECTION: forcing a failure. [ 52.231133][ T7716] name failslab, interval 1, probability 0, space 0, times 0 [ 52.235392][ T7713] cache_grow_begin+0x92/0xc70 [ 52.235398][ T7713] ? __kmalloc+0xc5/0x7a0 [ 52.235406][ T7713] ? trace_hardirqs_off+0x41/0x1a0 [ 52.235415][ T7713] __kmalloc+0x6d3/0x7a0 [ 52.249093][ T27] audit: type=1804 audit(1590054939.723:5): pid=7716 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir274105407/syzkaller.xSGNJO/1/file0" dev="sda1" ino=15762 res=1 [ 52.252804][ T7713] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 52.252814][ T7713] p9_fcall_init.isra.2+0x55/0x1c0 [ 52.252822][ T7713] p9_client_prepare_req.part.5+0x96/0x670 [ 52.305410][ T7713] p9_client_rpc+0x174/0xe50 [ 52.310029][ T7713] ? p9_client_prepare_req.part.5+0x670/0x670 [ 52.316095][ T7713] ? p9_pollwait+0x182/0x210 [ 52.320679][ T7713] ? pipe_poll+0xc8/0x6b0 [ 52.325101][ T7713] ? ksys_dup3+0x2e0/0x2e0 [ 52.329506][ T7713] ? p9_fd_poll+0x19b/0x2a0 [ 52.334784][ T7713] ? p9_conn_create+0x3a5/0x4f0 [ 52.339893][ T7713] ? p9_conn_create+0x4f0/0x4f0 [ 52.344818][ T7713] p9_client_create+0x7fb/0x10f0 [ 52.349865][ T7713] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 52.356375][ T7713] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 52.361939][ T7713] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 52.368098][ T7713] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 52.373911][ T7713] ? lockdep_init_map_waits+0x270/0x870 [ 52.379458][ T7713] v9fs_session_init+0x1ed/0x14c0 [ 52.385713][ T7713] ? v9fs_session_init+0x1ed/0x14c0 [ 52.390905][ T7713] ? find_held_lock+0x36/0x1d0 [ 52.395691][ T7713] ? v9fs_show_options+0x6c0/0x6c0 [ 52.400813][ T7713] ? __kasan_check_read+0x11/0x20 [ 52.405822][ T7713] ? v9fs_mount+0x55/0x7f0 [ 52.410234][ T7713] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 52.415770][ T7713] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 52.421811][ T7713] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 52.427597][ T7713] ? kmem_cache_alloc_trace+0x39e/0x780 [ 52.433118][ T7713] ? apparmor_task_alloc+0x2f0/0x2f0 [ 52.438769][ T7713] v9fs_mount+0x72/0x7f0 [ 52.443016][ T7713] ? v9fs_write_inode+0x50/0x50 [ 52.447851][ T7713] legacy_get_tree+0x103/0x1f0 [ 52.451635][ T27] audit: type=1804 audit(1590054939.943:6): pid=7725 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir199998665/syzkaller.NUo0HP/1/file0" dev="sda1" ino=15766 res=1 [ 52.452600][ T7713] vfs_get_tree+0x8b/0x2d0 [ 52.452609][ T7713] ? capable+0x14/0x20 [ 52.452618][ T7713] do_mount+0x1272/0x1c30 [ 52.452625][ T7713] ? lock_downgrade+0x960/0x960 [ 52.452637][ T7713] ? copy_mount_string+0x20/0x20 [ 52.484675][ T7725] FAULT_INJECTION: forcing a failure. [ 52.484675][ T7725] name failslab, interval 1, probability 0, space 0, times 0 [ 52.488508][ T7713] ? __kasan_check_write+0x14/0x20 [ 52.488517][ T7713] ? _copy_from_user+0xc5/0x110 [ 52.488530][ T7713] __x64_sys_mount+0x169/0x1c0 [ 52.488542][ T7713] do_syscall_64+0xd0/0x630 [ 52.488553][ T7713] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.488558][ T7713] RIP: 0033:0x458da9 [ 52.488565][ T7713] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.488568][ T7713] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 52.488576][ T7713] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 52.580461][ T7713] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 52.588411][ T7713] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 52.596538][ T7713] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 52.604589][ T7713] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 52.612569][ T7698] CPU: 1 PID: 7698 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 52.621155][ T7698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.631209][ T7698] Call Trace: [ 52.634551][ T7698] dump_stack+0x12d/0x187 [ 52.638896][ T7698] should_fail.cold.4+0x5/0x13 [ 52.643744][ T7698] ? fault_create_debugfs_attr+0x150/0x150 [ 52.649544][ T7698] ? ___might_sleep+0x16b/0x2b0 [ 52.654392][ T7698] __should_failslab+0xba/0xf0 [ 52.659155][ T7698] should_failslab+0x9/0x14 [ 52.663647][ T7698] __kmalloc+0x2eb/0x7a0 [ 52.667992][ T7698] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 52.673282][ T7698] ? kmem_cache_alloc+0x376/0x760 [ 52.678285][ T7698] p9_fcall_init.isra.2+0x55/0x1c0 [ 52.683370][ T7698] p9_client_prepare_req.part.5+0x96/0x670 [ 52.689162][ T7698] p9_client_rpc+0x174/0xe50 [ 52.693828][ T7698] ? p9_client_prepare_req.part.5+0x670/0x670 [ 52.701735][ T7698] ? p9_pollwait+0x182/0x210 [ 52.702488][ T7730] FAULT_INJECTION: forcing a failure. [ 52.702488][ T7730] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.706312][ T7698] ? pipe_poll+0xc8/0x6b0 [ 52.723817][ T7698] ? ksys_dup3+0x2e0/0x2e0 [ 52.728216][ T7698] ? p9_fd_poll+0x19b/0x2a0 [ 52.732708][ T7698] ? p9_conn_create+0x3a5/0x4f0 [ 52.737535][ T7698] ? p9_conn_create+0x4f0/0x4f0 [ 52.742378][ T7698] p9_client_create+0x7fb/0x10f0 [ 52.747393][ T7698] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 52.753435][ T7698] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 52.759063][ T7698] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 52.765208][ T7698] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 52.771517][ T7698] ? lockdep_init_map_waits+0x270/0x870 [ 52.777049][ T7698] v9fs_session_init+0x1ed/0x14c0 [ 52.782063][ T7698] ? v9fs_session_init+0x1ed/0x14c0 [ 52.787248][ T7698] ? cache_grow_end+0xab/0x190 [ 52.792088][ T7698] ? lock_downgrade+0x960/0x960 [ 52.796911][ T7698] ? __kasan_check_write+0x14/0x20 [ 52.802107][ T7698] ? v9fs_show_options+0x6c0/0x6c0 [ 52.807193][ T7698] ? __kasan_check_read+0x11/0x20 [ 52.812195][ T7698] ? addrconf_prefix_rcv+0xf50/0x1720 [ 52.817542][ T7698] ? v9fs_mount+0x55/0x7f0 [ 52.821948][ T7698] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 52.827468][ T7698] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 52.833532][ T7698] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 52.839345][ T7698] ? kmem_cache_alloc_trace+0x39e/0x780 [ 52.844956][ T7698] v9fs_mount+0x72/0x7f0 [ 52.849618][ T7698] ? v9fs_write_inode+0x50/0x50 [ 52.854442][ T7698] legacy_get_tree+0x103/0x1f0 [ 52.859198][ T7698] vfs_get_tree+0x8b/0x2d0 [ 52.863591][ T7698] ? capable+0x14/0x20 [ 52.867735][ T7698] do_mount+0x1272/0x1c30 [ 52.872052][ T7698] ? lock_downgrade+0x960/0x960 [ 52.876882][ T7698] ? copy_mount_string+0x20/0x20 [ 52.881798][ T7698] ? __kasan_check_write+0x14/0x20 [ 52.887064][ T7698] ? _copy_from_user+0xc5/0x110 [ 52.892027][ T7698] __x64_sys_mount+0x169/0x1c0 [ 52.896785][ T7698] do_syscall_64+0xd0/0x630 [ 52.901270][ T7698] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.907854][ T7698] RIP: 0033:0x458da9 [ 52.912770][ T7698] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.932433][ T7698] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 52.940995][ T7698] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 52.948956][ T7698] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 52.957032][ T7698] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 52.965856][ T7698] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 52.973902][ T7698] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 52.981958][ T7730] CPU: 0 PID: 7730 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 52.990541][ T7730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.996346][ T27] audit: type=1804 audit(1590054940.103:7): pid=7730 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir085184916/syzkaller.lf2nsP/4/file0" dev="sda1" ino=15771 res=1 [ 53.001540][ T7730] Call Trace: [ 53.029543][ T7730] dump_stack+0x12d/0x187 [ 53.033882][ T7730] should_fail.cold.4+0x5/0x13 [ 53.038668][ T7730] ? kmem_cache_alloc+0x121/0x760 [ 53.043865][ T7730] ? fault_create_debugfs_attr+0x150/0x150 [ 53.050488][ T7730] ? vfs_get_tree+0x8b/0x2d0 [ 53.055072][ T7730] ? do_mount+0x1272/0x1c30 [ 53.059666][ T7730] ? __x64_sys_mount+0x169/0x1c0 [ 53.064592][ T7730] ? do_syscall_64+0xd0/0x630 [ 53.069257][ T7730] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.075350][ T7730] should_fail_alloc_page+0x50/0x60 [ 53.080637][ T7730] __alloc_pages_nodemask+0x17f/0x880 [ 53.086008][ T7730] ? __kasan_check_read+0x11/0x20 [ 53.091026][ T7730] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 53.097974][ T7730] cache_grow_begin+0x92/0xc70 [ 53.102719][ T7730] ? __kmalloc+0xc5/0x7a0 [ 53.107032][ T7730] ? trace_hardirqs_off+0x41/0x1a0 [ 53.112150][ T7730] __kmalloc+0x6d3/0x7a0 [ 53.116401][ T7730] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 53.121674][ T7730] p9_fcall_init.isra.2+0x55/0x1c0 [ 53.126785][ T7730] p9_client_prepare_req.part.5+0x96/0x670 [ 53.132570][ T7730] ? lockdep_hardirqs_on+0x481/0x620 [ 53.137833][ T7730] p9_client_rpc+0x174/0xe50 [ 53.142401][ T7730] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 53.148212][ T7730] ? __debug_object_init+0x4fc/0x10f0 [ 53.153575][ T7730] ? __kasan_check_read+0x11/0x20 [ 53.158664][ T7730] ? p9_client_prepare_req.part.5+0x670/0x670 [ 53.164726][ T7730] ? free_object+0x70/0x70 [ 53.169122][ T7730] ? ksys_dup3+0x2e0/0x2e0 [ 53.173520][ T7730] ? lockdep_init_map_waits+0x270/0x870 [ 53.179129][ T7730] ? __kasan_check_write+0x14/0x20 [ 53.184240][ T7730] ? p9_conn_create+0x3ce/0x4f0 [ 53.189072][ T7730] ? p9_conn_create+0x4f0/0x4f0 [ 53.193909][ T7730] p9_client_create+0x7fb/0x10f0 [ 53.198856][ T7730] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 53.205006][ T7730] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 53.210528][ T7730] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 53.216575][ T7730] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 53.222373][ T7730] ? lockdep_init_map_waits+0x270/0x870 [ 53.227914][ T7730] v9fs_session_init+0x1ed/0x14c0 [ 53.232917][ T7730] ? v9fs_session_init+0x1ed/0x14c0 [ 53.238090][ T7730] ? find_held_lock+0x36/0x1d0 [ 53.242833][ T7730] ? v9fs_show_options+0x6c0/0x6c0 [ 53.247925][ T7730] ? __kasan_check_read+0x11/0x20 [ 53.252933][ T7730] ? v9fs_mount+0x55/0x7f0 [ 53.257334][ T7730] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 53.262891][ T7730] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 53.268942][ T7730] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 53.274746][ T7730] ? kmem_cache_alloc_trace+0x39e/0x780 [ 53.280377][ T7730] ? apparmor_task_alloc+0x2f0/0x2f0 [ 53.285663][ T7730] v9fs_mount+0x72/0x7f0 [ 53.289905][ T7730] ? v9fs_write_inode+0x50/0x50 [ 53.294740][ T7730] legacy_get_tree+0x103/0x1f0 [ 53.299588][ T7730] vfs_get_tree+0x8b/0x2d0 [ 53.304100][ T7730] ? capable+0x14/0x20 [ 53.308159][ T7730] do_mount+0x1272/0x1c30 [ 53.312474][ T7730] ? lock_downgrade+0x960/0x960 [ 53.317315][ T7730] ? copy_mount_string+0x20/0x20 [ 53.322248][ T7730] ? __kasan_check_write+0x14/0x20 [ 53.327367][ T7730] ? _copy_from_user+0xc5/0x110 [ 53.332201][ T7730] __x64_sys_mount+0x169/0x1c0 [ 53.336969][ T7730] do_syscall_64+0xd0/0x630 [ 53.341455][ T7730] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.347321][ T7730] RIP: 0033:0x458da9 [ 53.351634][ T7730] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.371312][ T7730] RSP: 002b:00007f8d31ab4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 53.381626][ T7730] RAX: ffffffffffffffda RBX: 00007f8d31ab4c90 RCX: 0000000000458da9 [ 53.389577][ T7730] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 53.397536][ T7730] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 53.405762][ T7730] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ab56d4 [ 53.413728][ T7730] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 53.421702][ T7725] CPU: 1 PID: 7725 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 53.430318][ T7725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.434094][ T7734] FAULT_INJECTION: forcing a failure. [ 53.434094][ T7734] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 53.441319][ T7725] Call Trace: [ 53.457767][ T7725] dump_stack+0x12d/0x187 [ 53.462085][ T7725] should_fail.cold.4+0x5/0x13 [ 53.466826][ T7725] ? fault_create_debugfs_attr+0x150/0x150 [ 53.472607][ T7725] ? ___might_sleep+0x16b/0x2b0 [ 53.477438][ T7725] __should_failslab+0xba/0xf0 [ 53.482174][ T7725] should_failslab+0x9/0x14 [ 53.486658][ T7725] __kmalloc+0x2eb/0x7a0 [ 53.490877][ T7725] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 53.496150][ T7725] p9_fcall_init.isra.2+0x55/0x1c0 [ 53.502296][ T7725] p9_client_prepare_req.part.5+0x116/0x670 [ 53.508180][ T7725] p9_client_rpc+0x174/0xe50 [ 53.512750][ T7725] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 53.518551][ T7725] ? __debug_object_init+0x4fc/0x10f0 [ 53.523985][ T7725] ? __kasan_check_read+0x11/0x20 [ 53.528981][ T7725] ? p9_client_prepare_req.part.5+0x670/0x670 [ 53.535032][ T7725] ? free_object+0x70/0x70 [ 53.539506][ T7725] ? ksys_dup3+0x2e0/0x2e0 [ 53.543896][ T7725] ? lockdep_init_map_waits+0x270/0x870 [ 53.549412][ T7725] ? __kasan_check_write+0x14/0x20 [ 53.554494][ T7725] ? p9_conn_create+0x3ce/0x4f0 [ 53.559335][ T7725] ? p9_conn_create+0x4f0/0x4f0 [ 53.564269][ T7725] p9_client_create+0x7fb/0x10f0 [ 53.569272][ T7725] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 53.575310][ T7725] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 53.580824][ T7725] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 53.586877][ T7725] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 53.592827][ T7725] ? lockdep_init_map_waits+0x270/0x870 [ 53.598363][ T7725] v9fs_session_init+0x1ed/0x14c0 [ 53.603368][ T7725] ? v9fs_session_init+0x1ed/0x14c0 [ 53.608544][ T7725] ? find_held_lock+0x36/0x1d0 [ 53.613287][ T7725] ? v9fs_show_options+0x6c0/0x6c0 [ 53.618376][ T7725] ? __kasan_check_read+0x11/0x20 [ 53.623373][ T7725] ? v9fs_mount+0x55/0x7f0 [ 53.627768][ T7725] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 53.633284][ T7725] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 53.639324][ T7725] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 53.645108][ T7725] ? kmem_cache_alloc_trace+0x39e/0x780 [ 53.650629][ T7725] ? apparmor_task_alloc+0x2f0/0x2f0 [ 53.655888][ T7725] v9fs_mount+0x72/0x7f0 [ 53.661233][ T7725] ? v9fs_write_inode+0x50/0x50 [ 53.666070][ T7725] legacy_get_tree+0x103/0x1f0 [ 53.670904][ T7725] vfs_get_tree+0x8b/0x2d0 [ 53.675296][ T7725] ? capable+0x14/0x20 [ 53.679336][ T7725] do_mount+0x1272/0x1c30 [ 53.683646][ T7725] ? lock_downgrade+0x960/0x960 [ 53.688468][ T7725] ? copy_mount_string+0x20/0x20 [ 53.693393][ T7725] ? __kasan_check_write+0x14/0x20 [ 53.698476][ T7725] ? _copy_from_user+0xc5/0x110 [ 53.703322][ T7725] __x64_sys_mount+0x169/0x1c0 [ 53.708080][ T7725] do_syscall_64+0xd0/0x630 [ 53.712982][ T7725] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.718860][ T7725] RIP: 0033:0x458da9 [ 53.722902][ T7725] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.742498][ T7725] RSP: 002b:00007f23985c2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 53.750883][ T7725] RAX: ffffffffffffffda RBX: 00007f23985c2c90 RCX: 0000000000458da9 [ 53.758915][ T7725] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 53.766979][ T7725] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 53.774924][ T7725] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985c36d4 [ 53.782953][ T7725] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 53.791010][ T7734] CPU: 0 PID: 7734 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 53.799591][ T7734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.809640][ T7734] Call Trace: [ 53.812923][ T7734] dump_stack+0x12d/0x187 [ 53.817258][ T7734] should_fail.cold.4+0x5/0x13 [ 53.822010][ T7734] ? kmem_cache_alloc+0x121/0x760 [ 53.827027][ T7734] ? fault_create_debugfs_attr+0x150/0x150 [ 53.832818][ T7734] ? vfs_get_tree+0x8b/0x2d0 [ 53.837408][ T7734] ? do_mount+0x1272/0x1c30 [ 53.841904][ T7734] ? __x64_sys_mount+0x169/0x1c0 [ 53.846834][ T7734] ? do_syscall_64+0xd0/0x630 [ 53.851502][ T7734] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.857565][ T7734] should_fail_alloc_page+0x50/0x60 [ 53.862755][ T7734] __alloc_pages_nodemask+0x17f/0x880 [ 53.868129][ T7734] ? __kasan_check_read+0x11/0x20 [ 53.873152][ T7734] ? mark_lock+0xbf/0x630 [ 53.877477][ T7734] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 53.884403][ T7734] ? __kasan_check_read+0x11/0x20 [ 53.889443][ T7734] cache_grow_begin+0x92/0xc70 [ 53.894197][ T7734] ? __kmalloc+0xc5/0x7a0 [ 53.898524][ T7734] ? trace_hardirqs_off+0x41/0x1a0 [ 53.903622][ T7734] __kmalloc+0x6d3/0x7a0 [ 53.907849][ T7734] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 53.913115][ T7734] p9_fcall_init.isra.2+0x55/0x1c0 [ 53.918206][ T7734] p9_client_prepare_req.part.5+0x96/0x670 [ 53.923993][ T7734] p9_client_rpc+0x174/0xe50 [ 53.928566][ T7734] ? p9_client_prepare_req.part.5+0x670/0x670 [ 53.934706][ T7734] ? p9_pollwait+0x182/0x210 [ 53.939275][ T7734] ? pipe_poll+0xc8/0x6b0 [ 53.943751][ T7734] ? ksys_dup3+0x2e0/0x2e0 [ 53.948153][ T7734] ? p9_fd_poll+0x19b/0x2a0 [ 53.952633][ T7734] ? p9_conn_create+0x3a5/0x4f0 [ 53.957473][ T7734] ? p9_conn_create+0x4f0/0x4f0 [ 53.962329][ T7734] p9_client_create+0x7fb/0x10f0 [ 53.967254][ T7734] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 53.973301][ T7734] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 53.978833][ T7734] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 53.984884][ T7734] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 53.990670][ T7734] ? lockdep_init_map_waits+0x270/0x870 [ 53.996208][ T7734] v9fs_session_init+0x1ed/0x14c0 [ 54.001231][ T7734] ? v9fs_session_init+0x1ed/0x14c0 [ 54.006844][ T7734] ? find_held_lock+0x36/0x1d0 [ 54.011591][ T7734] ? v9fs_show_options+0x6c0/0x6c0 [ 54.016682][ T7734] ? __kasan_check_read+0x11/0x20 [ 54.021684][ T7734] ? v9fs_mount+0x55/0x7f0 [ 54.026089][ T7734] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 54.031621][ T7734] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 54.037673][ T7734] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 54.043466][ T7734] ? kmem_cache_alloc_trace+0x39e/0x780 [ 54.049006][ T7734] ? apparmor_task_alloc+0x2f0/0x2f0 [ 54.054269][ T7734] v9fs_mount+0x72/0x7f0 [ 54.058494][ T7734] ? v9fs_write_inode+0x50/0x50 [ 54.063429][ T7734] legacy_get_tree+0x103/0x1f0 [ 54.068175][ T7734] vfs_get_tree+0x8b/0x2d0 [ 54.072744][ T7734] ? capable+0x14/0x20 [ 54.076810][ T7734] do_mount+0x1272/0x1c30 [ 54.081132][ T7734] ? lock_downgrade+0x960/0x960 [ 54.085990][ T7734] ? copy_mount_string+0x20/0x20 [ 54.090938][ T7734] ? __kasan_check_write+0x14/0x20 [ 54.096141][ T7734] ? _copy_from_user+0xc5/0x110 [ 54.100973][ T7734] __x64_sys_mount+0x169/0x1c0 [ 54.105734][ T7734] do_syscall_64+0xd0/0x630 [ 54.110227][ T7734] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.116096][ T7734] RIP: 0033:0x458da9 [ 54.119967][ T7734] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.139897][ T7734] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 54.148324][ T7734] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 54.156284][ T7734] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 54.164263][ T7734] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 54.172216][ T7734] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 54.180182][ T7734] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 54.207906][ T7716] CPU: 0 PID: 7716 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 54.216508][ T7716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.226643][ T7716] Call Trace: [ 54.229929][ T7716] dump_stack+0x12d/0x187 [ 54.234258][ T7716] should_fail.cold.4+0x5/0x13 [ 54.239035][ T7716] ? fault_create_debugfs_attr+0x150/0x150 [ 54.244841][ T7716] ? ___might_sleep+0x16b/0x2b0 [ 54.247962][ T7740] FAULT_INJECTION: forcing a failure. [ 54.247962][ T7740] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 54.249690][ T7716] __should_failslab+0xba/0xf0 [ 54.267586][ T7716] should_failslab+0x9/0x14 [ 54.272237][ T7716] __kmalloc+0x2eb/0x7a0 [ 54.276717][ T7716] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 54.281983][ T7716] p9_fcall_init.isra.2+0x55/0x1c0 [ 54.287086][ T7716] p9_client_prepare_req.part.5+0x116/0x670 [ 54.292954][ T7716] p9_client_rpc+0x174/0xe50 [ 54.297517][ T7716] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 54.303319][ T7716] ? __debug_object_init+0x4fc/0x10f0 [ 54.308663][ T7716] ? __kasan_check_read+0x11/0x20 [ 54.313688][ T7716] ? p9_client_prepare_req.part.5+0x670/0x670 [ 54.319756][ T7716] ? free_object+0x70/0x70 [ 54.324159][ T7716] ? ksys_dup3+0x2e0/0x2e0 [ 54.328564][ T7716] ? lockdep_init_map_waits+0x270/0x870 [ 54.334097][ T7716] ? __kasan_check_write+0x14/0x20 [ 54.341614][ T7716] ? p9_conn_create+0x3ce/0x4f0 [ 54.346442][ T7716] ? p9_conn_create+0x4f0/0x4f0 [ 54.351791][ T7716] p9_client_create+0x7fb/0x10f0 [ 54.356709][ T7716] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 54.362763][ T7716] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 54.368282][ T7716] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 54.374319][ T7716] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 54.380105][ T7716] ? lockdep_init_map_waits+0x270/0x870 [ 54.385630][ T7716] v9fs_session_init+0x1ed/0x14c0 [ 54.390628][ T7716] ? v9fs_session_init+0x1ed/0x14c0 [ 54.395991][ T7716] ? find_held_lock+0x36/0x1d0 [ 54.400755][ T7716] ? v9fs_show_options+0x6c0/0x6c0 [ 54.405852][ T7716] ? __kasan_check_read+0x11/0x20 [ 54.410871][ T7716] ? v9fs_mount+0x55/0x7f0 [ 54.415260][ T7716] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 54.420793][ T7716] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 54.426830][ T7716] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 54.432610][ T7716] ? kmem_cache_alloc_trace+0x39e/0x780 [ 54.438216][ T7716] ? apparmor_task_alloc+0x2f0/0x2f0 [ 54.443478][ T7716] v9fs_mount+0x72/0x7f0 [ 54.447698][ T7716] ? v9fs_write_inode+0x50/0x50 [ 54.452536][ T7716] legacy_get_tree+0x103/0x1f0 [ 54.457276][ T7716] vfs_get_tree+0x8b/0x2d0 [ 54.462012][ T7716] ? capable+0x14/0x20 [ 54.466078][ T7716] do_mount+0x1272/0x1c30 [ 54.470381][ T7716] ? lock_downgrade+0x960/0x960 [ 54.475205][ T7716] ? copy_mount_string+0x20/0x20 [ 54.480120][ T7716] ? __kasan_check_write+0x14/0x20 [ 54.485205][ T7716] ? _copy_from_user+0xc5/0x110 [ 54.490048][ T7716] __x64_sys_mount+0x169/0x1c0 [ 54.494788][ T7716] do_syscall_64+0xd0/0x630 [ 54.499269][ T7716] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.505151][ T7716] RIP: 0033:0x458da9 [ 54.509021][ T7716] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.528620][ T7716] RSP: 002b:00007fb9f00a5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 54.537026][ T7716] RAX: ffffffffffffffda RBX: 00007fb9f00a5c90 RCX: 0000000000458da9 [ 54.544981][ T7716] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 54.552942][ T7716] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 54.560987][ T7716] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00a66d4 [ 54.569042][ T7716] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 54.577038][ T7740] CPU: 1 PID: 7740 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 54.585827][ T7740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.595456][ T7743] FAULT_INJECTION: forcing a failure. [ 54.595456][ T7743] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 54.595875][ T7740] Call Trace: [ 54.612343][ T7740] dump_stack+0x12d/0x187 [ 54.616656][ T7740] should_fail.cold.4+0x5/0x13 [ 54.621394][ T7740] ? kmem_cache_alloc+0x121/0x760 [ 54.626394][ T7740] ? fault_create_debugfs_attr+0x150/0x150 [ 54.633214][ T7740] ? vfs_get_tree+0x8b/0x2d0 [ 54.637778][ T7740] ? do_mount+0x1272/0x1c30 [ 54.642254][ T7740] ? __x64_sys_mount+0x169/0x1c0 [ 54.647165][ T7740] ? do_syscall_64+0xd0/0x630 [ 54.651823][ T7740] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.657977][ T7740] should_fail_alloc_page+0x50/0x60 [ 54.663346][ T7740] __alloc_pages_nodemask+0x17f/0x880 [ 54.668959][ T7740] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 54.676166][ T7740] cache_grow_begin+0x92/0xc70 [ 54.680921][ T7740] ? __kmalloc+0xc5/0x7a0 [ 54.685262][ T7740] ? trace_hardirqs_off+0x41/0x1a0 [ 54.691129][ T7740] __kmalloc+0x6d3/0x7a0 [ 54.695472][ T7740] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 54.700735][ T7740] p9_fcall_init.isra.2+0x55/0x1c0 [ 54.705961][ T7740] p9_client_prepare_req.part.5+0x96/0x670 [ 54.711767][ T7740] p9_client_rpc+0x174/0xe50 [ 54.717313][ T7740] ? p9_client_prepare_req.part.5+0x670/0x670 [ 54.723457][ T7740] ? p9_pollwait+0x182/0x210 [ 54.728026][ T7740] ? pipe_poll+0xc8/0x6b0 [ 54.732377][ T7740] ? ksys_dup3+0x2e0/0x2e0 [ 54.736795][ T7740] ? p9_fd_poll+0x19b/0x2a0 [ 54.741538][ T7740] ? p9_conn_create+0x3a5/0x4f0 [ 54.746375][ T7740] ? p9_conn_create+0x4f0/0x4f0 [ 54.751205][ T7740] p9_client_create+0x7fb/0x10f0 [ 54.756122][ T7740] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 54.762163][ T7740] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 54.767682][ T7740] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 54.773721][ T7740] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 54.779940][ T7740] ? lockdep_init_map_waits+0x270/0x870 [ 54.785569][ T7740] v9fs_session_init+0x1ed/0x14c0 [ 54.790567][ T7740] ? v9fs_session_init+0x1ed/0x14c0 [ 54.795767][ T7740] ? find_held_lock+0x36/0x1d0 [ 54.800598][ T7740] ? v9fs_show_options+0x6c0/0x6c0 [ 54.805699][ T7740] ? __kasan_check_read+0x11/0x20 [ 54.810879][ T7740] ? v9fs_mount+0x55/0x7f0 [ 54.815357][ T7740] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 54.820965][ T7740] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 54.827003][ T7740] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 54.832799][ T7740] ? kmem_cache_alloc_trace+0x39e/0x780 [ 54.838667][ T7740] ? apparmor_task_alloc+0x2f0/0x2f0 [ 54.844290][ T7740] v9fs_mount+0x72/0x7f0 [ 54.848538][ T7740] ? v9fs_write_inode+0x50/0x50 [ 54.853363][ T7740] legacy_get_tree+0x103/0x1f0 [ 54.858103][ T7740] vfs_get_tree+0x8b/0x2d0 [ 54.862492][ T7740] ? capable+0x14/0x20 [ 54.866537][ T7740] do_mount+0x1272/0x1c30 [ 54.870841][ T7740] ? lock_downgrade+0x960/0x960 [ 54.875669][ T7740] ? copy_mount_string+0x20/0x20 [ 54.880605][ T7740] ? __kasan_check_write+0x14/0x20 [ 54.886385][ T7740] ? _copy_from_user+0xc5/0x110 [ 54.891214][ T7740] __x64_sys_mount+0x169/0x1c0 [ 54.895964][ T7740] do_syscall_64+0xd0/0x630 [ 54.900464][ T7740] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.906418][ T7740] RIP: 0033:0x458da9 [ 54.910287][ T7740] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.929868][ T7740] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 54.938275][ T7740] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 54.946230][ T7740] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 54.954201][ T7740] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 54.962315][ T7740] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 54.970273][ T7740] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 54.978256][ T7743] CPU: 0 PID: 7743 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 54.986875][ T7743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.996931][ T7743] Call Trace: [ 55.000259][ T7743] dump_stack+0x12d/0x187 [ 55.004602][ T7743] should_fail.cold.4+0x5/0x13 [ 55.009364][ T7743] ? kmem_cache_alloc+0x121/0x760 [ 55.014482][ T7743] ? fault_create_debugfs_attr+0x150/0x150 [ 55.020287][ T7743] ? vfs_get_tree+0x8b/0x2d0 [ 55.024869][ T7743] ? do_mount+0x1272/0x1c30 [ 55.029368][ T7743] ? __x64_sys_mount+0x169/0x1c0 [ 55.034303][ T7743] ? do_syscall_64+0xd0/0x630 [ 55.038980][ T7743] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.045133][ T7743] should_fail_alloc_page+0x50/0x60 [ 55.050365][ T7743] __alloc_pages_nodemask+0x17f/0x880 [ 55.055744][ T7743] ? __kasan_check_read+0x11/0x20 [ 55.056456][ T27] audit: type=1804 audit(1590054942.554:8): pid=7750 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir054900195/syzkaller.XWHz6S/2/file0" dev="sda1" ino=15802 res=1 [ 55.060764][ T7743] ? mark_lock+0xbf/0x630 [ 55.060776][ T7743] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 55.060783][ T7743] ? __kasan_check_read+0x11/0x20 [ 55.060800][ T7743] cache_grow_begin+0x92/0xc70 [ 55.060805][ T7743] ? __kmalloc+0xc5/0x7a0 [ 55.060813][ T7743] ? trace_hardirqs_off+0x41/0x1a0 [ 55.060823][ T7743] __kmalloc+0x6d3/0x7a0 [ 55.084633][ T7750] FAULT_INJECTION: forcing a failure. [ 55.084633][ T7750] name failslab, interval 1, probability 0, space 0, times 0 [ 55.088403][ T7743] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 55.088412][ T7743] p9_fcall_init.isra.2+0x55/0x1c0 [ 55.088421][ T7743] p9_client_prepare_req.part.5+0x96/0x670 [ 55.088432][ T7743] p9_client_rpc+0x174/0xe50 [ 55.088443][ T7743] ? p9_client_prepare_req.part.5+0x670/0x670 [ 55.088453][ T7743] ? p9_pollwait+0x182/0x210 [ 55.088462][ T7743] ? pipe_poll+0xc8/0x6b0 [ 55.088468][ T7743] ? ksys_dup3+0x2e0/0x2e0 [ 55.088475][ T7743] ? p9_fd_poll+0x19b/0x2a0 [ 55.088483][ T7743] ? p9_conn_create+0x3a5/0x4f0 [ 55.088492][ T7743] ? p9_conn_create+0x4f0/0x4f0 [ 55.088501][ T7743] ? kfree+0x23a/0x2c0 [ 55.088509][ T7743] p9_client_create+0x7fb/0x10f0 [ 55.194979][ T7743] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 55.201039][ T7743] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.206655][ T7743] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 55.212716][ T7743] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 55.218531][ T7743] ? lockdep_init_map_waits+0x270/0x870 [ 55.224435][ T7743] v9fs_session_init+0x1ed/0x14c0 [ 55.229455][ T7743] ? v9fs_session_init+0x1ed/0x14c0 [ 55.234681][ T7743] ? find_held_lock+0x36/0x1d0 [ 55.239442][ T7743] ? v9fs_show_options+0x6c0/0x6c0 [ 55.244537][ T7743] ? __kasan_check_read+0x11/0x20 [ 55.249579][ T7743] ? v9fs_mount+0x55/0x7f0 [ 55.253995][ T7743] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.259522][ T7743] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 55.265588][ T7743] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 55.271488][ T7743] ? kmem_cache_alloc_trace+0x39e/0x780 [ 55.277026][ T7743] ? apparmor_task_alloc+0x2f0/0x2f0 [ 55.282309][ T7743] v9fs_mount+0x72/0x7f0 [ 55.286552][ T7743] ? v9fs_write_inode+0x50/0x50 [ 55.291393][ T7743] legacy_get_tree+0x103/0x1f0 [ 55.296240][ T7743] vfs_get_tree+0x8b/0x2d0 [ 55.300733][ T7743] ? capable+0x14/0x20 [ 55.305003][ T7743] do_mount+0x1272/0x1c30 [ 55.309343][ T7743] ? lock_downgrade+0x960/0x960 [ 55.314183][ T7743] ? copy_mount_string+0x20/0x20 [ 55.319118][ T7743] ? __kasan_check_write+0x14/0x20 [ 55.324361][ T7743] ? _copy_from_user+0xc5/0x110 [ 55.329218][ T7743] __x64_sys_mount+0x169/0x1c0 [ 55.333987][ T7743] do_syscall_64+0xd0/0x630 [ 55.338572][ T7743] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.344455][ T7743] RIP: 0033:0x458da9 [ 55.348337][ T7743] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.349259][ T7744] FAULT_INJECTION: forcing a failure. [ 55.349259][ T7744] name failslab, interval 1, probability 0, space 0, times 0 [ 55.368223][ T7743] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 55.368232][ T7743] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 55.368235][ T7743] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 55.368238][ T7743] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 55.368241][ T7743] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 55.368244][ T7743] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 55.385220][ T7750] CPU: 0 PID: 7750 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 55.437871][ T7750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.447935][ T7750] Call Trace: [ 55.451232][ T7750] dump_stack+0x12d/0x187 [ 55.455574][ T7750] should_fail.cold.4+0x5/0x13 [ 55.460343][ T7750] ? fault_create_debugfs_attr+0x150/0x150 [ 55.466151][ T7750] ? ___might_sleep+0x16b/0x2b0 [ 55.471008][ T7750] __should_failslab+0xba/0xf0 [ 55.475772][ T7750] should_failslab+0x9/0x14 [ 55.480274][ T7750] __kmalloc+0x2eb/0x7a0 [ 55.484503][ T7750] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 55.489771][ T7750] p9_fcall_init.isra.2+0x55/0x1c0 [ 55.494964][ T7750] p9_client_prepare_req.part.5+0x116/0x670 [ 55.500925][ T7750] p9_client_rpc+0x174/0xe50 [ 55.505501][ T7750] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 55.511287][ T7750] ? __debug_object_init+0x4fc/0x10f0 [ 55.517351][ T7750] ? __kasan_check_read+0x11/0x20 [ 55.522390][ T7750] ? p9_client_prepare_req.part.5+0x670/0x670 [ 55.528793][ T7750] ? free_object+0x70/0x70 [ 55.533191][ T7750] ? ksys_dup3+0x2e0/0x2e0 [ 55.537592][ T7750] ? lockdep_init_map_waits+0x270/0x870 [ 55.543205][ T7750] ? __kasan_check_write+0x14/0x20 [ 55.548309][ T7750] ? p9_conn_create+0x3ce/0x4f0 [ 55.553149][ T7750] ? p9_conn_create+0x4f0/0x4f0 [ 55.557995][ T7750] p9_client_create+0x7fb/0x10f0 [ 55.562928][ T7750] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 55.569001][ T7750] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.574538][ T7750] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 55.580585][ T7750] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 55.586382][ T7750] ? lockdep_init_map_waits+0x270/0x870 [ 55.591943][ T7750] v9fs_session_init+0x1ed/0x14c0 [ 55.597736][ T7750] ? v9fs_session_init+0x1ed/0x14c0 [ 55.604407][ T7750] ? find_held_lock+0x36/0x1d0 [ 55.609166][ T7750] ? v9fs_show_options+0x6c0/0x6c0 [ 55.614271][ T7750] ? __kasan_check_read+0x11/0x20 [ 55.619298][ T7750] ? v9fs_mount+0x55/0x7f0 [ 55.623704][ T7750] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.629236][ T7750] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 55.635295][ T7750] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 55.641088][ T7750] ? kmem_cache_alloc_trace+0x39e/0x780 [ 55.646623][ T7750] ? apparmor_task_alloc+0x2f0/0x2f0 [ 55.652061][ T7750] v9fs_mount+0x72/0x7f0 [ 55.656289][ T7750] ? v9fs_write_inode+0x50/0x50 [ 55.661160][ T7750] legacy_get_tree+0x103/0x1f0 [ 55.665912][ T7750] vfs_get_tree+0x8b/0x2d0 [ 55.670306][ T7750] ? capable+0x14/0x20 [ 55.674350][ T7750] do_mount+0x1272/0x1c30 [ 55.678660][ T7750] ? lock_downgrade+0x960/0x960 [ 55.683493][ T7750] ? copy_mount_string+0x20/0x20 [ 55.688414][ T7750] ? __kasan_check_write+0x14/0x20 [ 55.693500][ T7750] ? _copy_from_user+0xc5/0x110 [ 55.698334][ T7750] __x64_sys_mount+0x169/0x1c0 [ 55.703093][ T7750] do_syscall_64+0xd0/0x630 [ 55.707576][ T7750] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.713442][ T7750] RIP: 0033:0x458da9 [ 55.717318][ T7750] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.737056][ T7750] RSP: 002b:00007ff11ea1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 55.745544][ T7750] RAX: ffffffffffffffda RBX: 00007ff11ea1ac90 RCX: 0000000000458da9 [ 55.753512][ T7750] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 55.761474][ T7750] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 55.769433][ T7750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea1b6d4 [ 55.777387][ T7750] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 55.785355][ T7744] CPU: 1 PID: 7744 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 55.793946][ T7744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.801734][ T7763] FAULT_INJECTION: forcing a failure. [ 55.801734][ T7763] name failslab, interval 1, probability 0, space 0, times 0 [ 55.803987][ T7744] Call Trace: [ 55.804000][ T7744] dump_stack+0x12d/0x187 [ 55.804014][ T7744] should_fail.cold.4+0x5/0x13 [ 55.804025][ T7744] ? fault_create_debugfs_attr+0x150/0x150 [ 55.839177][ T7744] ? ___might_sleep+0x16b/0x2b0 [ 55.844032][ T7744] __should_failslab+0xba/0xf0 [ 55.848795][ T7744] should_failslab+0x9/0x14 [ 55.852807][ T7765] FAULT_INJECTION: forcing a failure. [ 55.852807][ T7765] name failslab, interval 1, probability 0, space 0, times 0 [ 55.853806][ T7744] __kmalloc+0x2eb/0x7a0 [ 55.853818][ T7744] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 55.853828][ T7744] p9_fcall_init.isra.2+0x55/0x1c0 [ 55.853837][ T7744] p9_client_prepare_req.part.5+0x116/0x670 [ 55.853848][ T7744] p9_client_rpc+0x174/0xe50 [ 55.891739][ T7744] ? p9_client_prepare_req.part.5+0x670/0x670 [ 55.897790][ T7744] ? p9_pollwait+0x182/0x210 [ 55.902358][ T7744] ? pipe_poll+0xc8/0x6b0 [ 55.906683][ T7744] ? ksys_dup3+0x2e0/0x2e0 [ 55.911077][ T7744] ? p9_fd_poll+0x19b/0x2a0 [ 55.915553][ T7744] ? p9_conn_create+0x3a5/0x4f0 [ 55.920378][ T7744] ? p9_conn_create+0x4f0/0x4f0 [ 55.925641][ T7744] p9_client_create+0x7fb/0x10f0 [ 55.930572][ T7744] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 55.936714][ T7744] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.942235][ T7744] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 55.948380][ T7744] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 55.954345][ T7744] ? lockdep_init_map_waits+0x270/0x870 [ 55.959985][ T7744] v9fs_session_init+0x1ed/0x14c0 [ 55.964987][ T7744] ? v9fs_session_init+0x1ed/0x14c0 [ 55.970166][ T7744] ? find_held_lock+0x36/0x1d0 [ 55.974926][ T7744] ? v9fs_show_options+0x6c0/0x6c0 [ 55.980100][ T7744] ? __kasan_check_read+0x11/0x20 [ 55.985104][ T7744] ? cma_format_hdr+0x80/0x4f0 [ 55.989865][ T7744] ? v9fs_mount+0x55/0x7f0 [ 55.994369][ T7744] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.999903][ T7744] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.005941][ T7744] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.011729][ T7744] ? kmem_cache_alloc_trace+0x39e/0x780 [ 56.017260][ T7744] ? apparmor_task_alloc+0x2f0/0x2f0 [ 56.023830][ T7744] v9fs_mount+0x72/0x7f0 [ 56.028104][ T7744] ? v9fs_write_inode+0x50/0x50 [ 56.032927][ T7744] legacy_get_tree+0x103/0x1f0 [ 56.037687][ T7744] vfs_get_tree+0x8b/0x2d0 [ 56.042080][ T7744] ? capable+0x14/0x20 [ 56.046123][ T7744] do_mount+0x1272/0x1c30 [ 56.050427][ T7744] ? lock_downgrade+0x960/0x960 [ 56.055255][ T7744] ? copy_mount_string+0x20/0x20 [ 56.060185][ T7744] ? __kasan_check_write+0x14/0x20 [ 56.065309][ T7744] ? _copy_from_user+0xc5/0x110 [ 56.070147][ T7744] __x64_sys_mount+0x169/0x1c0 [ 56.074980][ T7744] do_syscall_64+0xd0/0x630 [ 56.079556][ T7744] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.085515][ T7744] RIP: 0033:0x458da9 [ 56.089414][ T7744] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.109095][ T7744] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.117502][ T7744] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 56.125452][ T7744] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 56.133416][ T7744] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 56.141369][ T7744] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 56.149330][ T7744] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 56.157291][ T7765] CPU: 0 PID: 7765 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 2020/05/21 09:55:43 executed programs: 22 [ 56.165881][ T7765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.176094][ T27] audit: type=1804 audit(1590054943.274:9): pid=7765 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir085184916/syzkaller.lf2nsP/6/file0" dev="sda1" ino=15806 res=1 [ 56.176280][ T7765] Call Trace: [ 56.202195][ T7765] dump_stack+0x12d/0x187 [ 56.207135][ T7765] should_fail.cold.4+0x5/0x13 [ 56.211890][ T7765] ? mark_lock+0xbf/0x630 [ 56.216224][ T7765] ? fault_create_debugfs_attr+0x150/0x150 [ 56.222024][ T7765] ? ___might_sleep+0x16b/0x2b0 [ 56.226957][ T7765] __should_failslab+0xba/0xf0 [ 56.231975][ T7765] should_failslab+0x9/0x14 [ 56.236476][ T7765] __kmalloc+0x2eb/0x7a0 [ 56.240718][ T7765] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 56.246092][ T7765] ? kmem_cache_alloc+0x376/0x760 [ 56.251111][ T7765] p9_fcall_init.isra.2+0x55/0x1c0 [ 56.256239][ T7765] p9_client_prepare_req.part.5+0x96/0x670 [ 56.262064][ T7765] ? lockdep_hardirqs_on+0x481/0x620 [ 56.267810][ T7765] p9_client_rpc+0x174/0xe50 [ 56.272529][ T7765] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 56.278436][ T7765] ? __debug_object_init+0x4fc/0x10f0 [ 56.283922][ T7765] ? __kasan_check_read+0x11/0x20 [ 56.289023][ T7765] ? p9_client_prepare_req.part.5+0x670/0x670 [ 56.295088][ T7765] ? free_object+0x70/0x70 [ 56.299600][ T7765] ? ksys_dup3+0x2e0/0x2e0 [ 56.304014][ T7765] ? lockdep_init_map_waits+0x270/0x870 [ 56.309817][ T7765] ? __kasan_check_write+0x14/0x20 [ 56.314921][ T7765] ? p9_conn_create+0x3ce/0x4f0 [ 56.319780][ T7765] ? p9_conn_create+0x4f0/0x4f0 [ 56.325509][ T7765] p9_client_create+0x7fb/0x10f0 [ 56.330457][ T7765] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 56.336520][ T7765] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.342053][ T7765] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.348108][ T7765] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.354524][ T7765] ? lockdep_init_map_waits+0x270/0x870 [ 56.360071][ T7765] v9fs_session_init+0x1ed/0x14c0 [ 56.365344][ T7765] ? v9fs_session_init+0x1ed/0x14c0 [ 56.370798][ T7765] ? find_held_lock+0x36/0x1d0 [ 56.375571][ T7765] ? v9fs_show_options+0x6c0/0x6c0 [ 56.380680][ T7765] ? __kasan_check_read+0x11/0x20 [ 56.385711][ T7765] ? v9fs_mount+0x55/0x7f0 [ 56.390125][ T7765] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.395696][ T7765] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.402623][ T7765] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.408438][ T7765] ? kmem_cache_alloc_trace+0x39e/0x780 [ 56.413982][ T7765] ? apparmor_task_alloc+0x2f0/0x2f0 [ 56.419344][ T7765] v9fs_mount+0x72/0x7f0 [ 56.423578][ T7765] ? v9fs_write_inode+0x50/0x50 [ 56.428418][ T7765] legacy_get_tree+0x103/0x1f0 [ 56.433175][ T7765] vfs_get_tree+0x8b/0x2d0 [ 56.437572][ T7765] ? capable+0x14/0x20 [ 56.441626][ T7765] do_mount+0x1272/0x1c30 [ 56.445934][ T7765] ? lock_downgrade+0x960/0x960 [ 56.450766][ T7765] ? copy_mount_string+0x20/0x20 [ 56.455781][ T7765] ? __kasan_check_write+0x14/0x20 [ 56.460890][ T7765] ? _copy_from_user+0xc5/0x110 [ 56.465725][ T7765] __x64_sys_mount+0x169/0x1c0 [ 56.470558][ T7765] do_syscall_64+0xd0/0x630 [ 56.475056][ T7765] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.481458][ T7765] RIP: 0033:0x458da9 [ 56.485342][ T7765] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.505119][ T7765] RSP: 002b:00007f8d31ab4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.513511][ T7765] RAX: ffffffffffffffda RBX: 00007f8d31ab4c90 RCX: 0000000000458da9 [ 56.521465][ T7765] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 56.529504][ T7765] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 56.537455][ T7765] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ab56d4 [ 56.545408][ T7765] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 56.553485][ T7763] CPU: 1 PID: 7763 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 56.562245][ T7763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.572293][ T7763] Call Trace: [ 56.575583][ T7763] dump_stack+0x12d/0x187 [ 56.579910][ T7763] should_fail.cold.4+0x5/0x13 [ 56.584670][ T7763] ? fault_create_debugfs_attr+0x150/0x150 [ 56.590472][ T7763] ? ___might_sleep+0x16b/0x2b0 [ 56.591675][ T7777] FAULT_INJECTION: forcing a failure. [ 56.591675][ T7777] name failslab, interval 1, probability 0, space 0, times 0 [ 56.595310][ T7763] __should_failslab+0xba/0xf0 [ 56.595320][ T7763] should_failslab+0x9/0x14 [ 56.617148][ T7763] __kmalloc+0x2eb/0x7a0 [ 56.621366][ T7763] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 56.626622][ T7763] p9_fcall_init.isra.2+0x55/0x1c0 [ 56.631704][ T7763] p9_client_prepare_req.part.5+0x116/0x670 [ 56.637571][ T7763] p9_client_rpc+0x174/0xe50 [ 56.642136][ T7763] ? p9_client_prepare_req.part.5+0x670/0x670 [ 56.648184][ T7763] ? p9_pollwait+0x182/0x210 [ 56.652746][ T7763] ? pipe_poll+0xc8/0x6b0 [ 56.657046][ T7763] ? ksys_dup3+0x2e0/0x2e0 [ 56.661432][ T7763] ? p9_fd_poll+0x19b/0x2a0 [ 56.665906][ T7763] ? p9_conn_create+0x3a5/0x4f0 [ 56.670757][ T7763] ? p9_conn_create+0x4f0/0x4f0 [ 56.675583][ T7763] p9_client_create+0x7fb/0x10f0 [ 56.680504][ T7763] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 56.686713][ T7763] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.692227][ T7763] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.698357][ T7763] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.704143][ T7763] ? lockdep_init_map_waits+0x270/0x870 [ 56.709666][ T7763] v9fs_session_init+0x1ed/0x14c0 [ 56.714660][ T7763] ? v9fs_session_init+0x1ed/0x14c0 [ 56.719845][ T7763] ? find_held_lock+0x36/0x1d0 [ 56.724592][ T7763] ? v9fs_show_options+0x6c0/0x6c0 [ 56.729690][ T7763] ? __kasan_check_read+0x11/0x20 [ 56.734778][ T7763] ? v9fs_mount+0x55/0x7f0 [ 56.739190][ T7763] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.744748][ T7763] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.750795][ T7763] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.756579][ T7763] ? kmem_cache_alloc_trace+0x39e/0x780 [ 56.762309][ T7763] ? apparmor_task_alloc+0x2f0/0x2f0 [ 56.769058][ T7763] v9fs_mount+0x72/0x7f0 [ 56.773278][ T7763] ? v9fs_write_inode+0x50/0x50 [ 56.778109][ T7763] legacy_get_tree+0x103/0x1f0 [ 56.782848][ T7763] vfs_get_tree+0x8b/0x2d0 [ 56.787236][ T7763] ? capable+0x14/0x20 [ 56.791280][ T7763] do_mount+0x1272/0x1c30 [ 56.795589][ T7763] ? lock_downgrade+0x960/0x960 [ 56.800424][ T7763] ? copy_mount_string+0x20/0x20 [ 56.805342][ T7763] ? __kasan_check_write+0x14/0x20 [ 56.810439][ T7763] ? _copy_from_user+0xc5/0x110 [ 56.815272][ T7763] __x64_sys_mount+0x169/0x1c0 [ 56.820027][ T7763] do_syscall_64+0xd0/0x630 [ 56.824505][ T7763] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.830378][ T7763] RIP: 0033:0x458da9 [ 56.834256][ T7763] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.853941][ T7763] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.862322][ T7763] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 56.870275][ T7763] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 56.878232][ T7763] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 56.886185][ T7763] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 56.894130][ T7763] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 56.902569][ T7777] CPU: 0 PID: 7777 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 56.911154][ T7777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.921203][ T7777] Call Trace: [ 56.924491][ T7777] dump_stack+0x12d/0x187 [ 56.928823][ T7777] should_fail.cold.4+0x5/0x13 [ 56.933585][ T7777] ? fault_create_debugfs_attr+0x150/0x150 [ 56.939385][ T7777] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 56.946057][ T7777] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.947598][ T7780] FAULT_INJECTION: forcing a failure. [ 56.947598][ T7780] name failslab, interval 1, probability 0, space 0, times 0 [ 56.951689][ T7777] __should_failslab+0xba/0xf0 [ 56.969001][ T7777] should_failslab+0x9/0x14 [ 56.973479][ T7777] kmem_cache_alloc+0x47/0x760 [ 56.978313][ T7777] ? __kasan_check_read+0x11/0x20 [ 56.983326][ T7777] ? mark_lock+0xbf/0x630 [ 56.987627][ T7777] ? legacy_get_tree+0x103/0x1f0 [ 56.992537][ T7777] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 56.998926][ T7777] idr_get_free+0x35d/0x880 [ 57.003517][ T7777] idr_alloc_u32+0x13a/0x330 [ 57.008081][ T7777] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 57.013603][ T7777] ? lock_acquire+0x209/0x9e0 [ 57.018255][ T7777] ? __kasan_check_write+0x14/0x20 [ 57.024291][ T7777] ? do_raw_spin_lock+0x132/0x2e0 [ 57.029294][ T7777] idr_alloc+0x7d/0xc0 [ 57.033336][ T7777] ? idr_alloc_u32+0x330/0x330 [ 57.038102][ T7777] p9_client_prepare_req.part.5+0x571/0x670 [ 57.043973][ T7777] p9_client_rpc+0x174/0xe50 [ 57.049143][ T7777] ? p9_client_prepare_req.part.5+0x670/0x670 [ 57.055187][ T7777] ? p9_pollwait+0x182/0x210 [ 57.059757][ T7777] ? pipe_poll+0xc8/0x6b0 [ 57.064065][ T7777] ? ksys_dup3+0x2e0/0x2e0 [ 57.068453][ T7777] ? p9_fd_poll+0x19b/0x2a0 [ 57.072939][ T7777] ? p9_conn_create+0x3a5/0x4f0 [ 57.077784][ T7777] ? p9_conn_create+0x4f0/0x4f0 [ 57.082635][ T7777] p9_client_create+0x7fb/0x10f0 [ 57.087583][ T7777] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 57.094493][ T7777] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.100365][ T7777] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.106414][ T7777] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.112203][ T7777] ? lockdep_init_map_waits+0x270/0x870 [ 57.117828][ T7777] v9fs_session_init+0x1ed/0x14c0 [ 57.123087][ T7777] ? v9fs_session_init+0x1ed/0x14c0 [ 57.128268][ T7777] ? find_held_lock+0x36/0x1d0 [ 57.133007][ T7777] ? v9fs_show_options+0x6c0/0x6c0 [ 57.138089][ T7777] ? __kasan_check_read+0x11/0x20 [ 57.143092][ T7777] ? v9fs_mount+0x55/0x7f0 [ 57.148096][ T7777] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.153623][ T7777] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.159659][ T7777] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.165449][ T7777] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.170969][ T7777] ? apparmor_task_alloc+0x2f0/0x2f0 [ 57.176315][ T7777] v9fs_mount+0x72/0x7f0 [ 57.180543][ T7777] ? v9fs_write_inode+0x50/0x50 [ 57.185374][ T7777] legacy_get_tree+0x103/0x1f0 [ 57.190198][ T7777] vfs_get_tree+0x8b/0x2d0 [ 57.195365][ T7777] ? capable+0x14/0x20 [ 57.199409][ T7777] do_mount+0x1272/0x1c30 [ 57.203711][ T7777] ? lock_downgrade+0x960/0x960 [ 57.208538][ T7777] ? copy_mount_string+0x20/0x20 [ 57.213541][ T7777] ? __kasan_check_write+0x14/0x20 [ 57.218634][ T7777] ? _copy_from_user+0xc5/0x110 [ 57.223462][ T7777] __x64_sys_mount+0x169/0x1c0 [ 57.228202][ T7777] do_syscall_64+0xd0/0x630 [ 57.232681][ T7777] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.238553][ T7777] RIP: 0033:0x458da9 [ 57.242422][ T7777] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.262024][ T7777] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.270414][ T7777] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 57.278374][ T7777] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 57.286320][ T7777] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 57.294276][ T7777] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 57.302220][ T7777] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 57.310838][ T7780] CPU: 1 PID: 7780 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 57.319443][ T7780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.329494][ T7780] Call Trace: [ 57.332778][ T7780] dump_stack+0x12d/0x187 [ 57.337116][ T7780] should_fail.cold.4+0x5/0x13 [ 57.342928][ T7780] ? fault_create_debugfs_attr+0x150/0x150 [ 57.348735][ T7780] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 57.356020][ T7780] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.361657][ T7780] __should_failslab+0xba/0xf0 [ 57.366418][ T7780] should_failslab+0x9/0x14 [ 57.370920][ T7780] kmem_cache_alloc+0x47/0x760 [ 57.371368][ T7774] FAULT_INJECTION: forcing a failure. [ 57.371368][ T7774] name failslab, interval 1, probability 0, space 0, times 0 [ 57.375675][ T7780] ? __kasan_check_read+0x11/0x20 [ 57.393243][ T7780] ? mark_lock+0xbf/0x630 [ 57.399205][ T7780] ? legacy_get_tree+0x103/0x1f0 [ 57.404120][ T7780] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 57.410513][ T7780] idr_get_free+0x35d/0x880 [ 57.415010][ T7780] idr_alloc_u32+0x13a/0x330 [ 57.420008][ T7780] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 57.425549][ T7780] ? lock_acquire+0x209/0x9e0 [ 57.430201][ T7780] ? __kasan_check_write+0x14/0x20 [ 57.435289][ T7780] ? do_raw_spin_lock+0x132/0x2e0 [ 57.440292][ T7780] idr_alloc+0x7d/0xc0 [ 57.444344][ T7780] ? idr_alloc_u32+0x330/0x330 [ 57.449087][ T7780] p9_client_prepare_req.part.5+0x571/0x670 [ 57.455142][ T7780] p9_client_rpc+0x174/0xe50 [ 57.459883][ T7780] ? p9_client_prepare_req.part.5+0x670/0x670 [ 57.466112][ T7780] ? p9_pollwait+0x182/0x210 [ 57.470869][ T7780] ? pipe_poll+0xc8/0x6b0 [ 57.475177][ T7780] ? ksys_dup3+0x2e0/0x2e0 [ 57.479591][ T7780] ? p9_fd_poll+0x19b/0x2a0 [ 57.484067][ T7780] ? p9_conn_create+0x3a5/0x4f0 [ 57.489066][ T7780] ? p9_conn_create+0x4f0/0x4f0 [ 57.494506][ T7780] p9_client_create+0x7fb/0x10f0 [ 57.500050][ T7780] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 57.507045][ T7780] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.512564][ T7780] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.518616][ T7780] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.524420][ T7780] ? lockdep_init_map_waits+0x270/0x870 [ 57.529963][ T7780] v9fs_session_init+0x1ed/0x14c0 [ 57.535134][ T7780] ? v9fs_session_init+0x1ed/0x14c0 [ 57.540308][ T7780] ? find_held_lock+0x36/0x1d0 [ 57.545048][ T7780] ? v9fs_show_options+0x6c0/0x6c0 [ 57.550495][ T7780] ? __kasan_check_read+0x11/0x20 [ 57.555492][ T7780] ? v9fs_mount+0x55/0x7f0 [ 57.559883][ T7780] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.565414][ T7780] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.571588][ T7780] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.577474][ T7780] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.583089][ T7780] ? apparmor_task_alloc+0x2f0/0x2f0 [ 57.588440][ T7780] v9fs_mount+0x72/0x7f0 [ 57.592661][ T7780] ? v9fs_write_inode+0x50/0x50 [ 57.597487][ T7780] legacy_get_tree+0x103/0x1f0 [ 57.602262][ T7780] vfs_get_tree+0x8b/0x2d0 [ 57.606658][ T7780] ? capable+0x14/0x20 [ 57.610712][ T7780] do_mount+0x1272/0x1c30 [ 57.615014][ T7780] ? lock_downgrade+0x960/0x960 [ 57.619856][ T7780] ? copy_mount_string+0x20/0x20 [ 57.624776][ T7780] ? __kasan_check_write+0x14/0x20 [ 57.629865][ T7780] ? _copy_from_user+0xc5/0x110 [ 57.634781][ T7780] __x64_sys_mount+0x169/0x1c0 [ 57.639524][ T7780] do_syscall_64+0xd0/0x630 [ 57.644215][ T7780] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.650084][ T7780] RIP: 0033:0x458da9 [ 57.653953][ T7780] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.674227][ T7780] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.682801][ T7780] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 57.690763][ T7780] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 57.698730][ T7780] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 57.707826][ T7780] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 57.715804][ T7780] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 57.723808][ T7774] CPU: 0 PID: 7774 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 57.732652][ T7774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.743238][ T7774] Call Trace: [ 57.746877][ T7774] dump_stack+0x12d/0x187 [ 57.751999][ T7774] should_fail.cold.4+0x5/0x13 [ 57.756793][ T7774] ? fault_create_debugfs_attr+0x150/0x150 [ 57.762604][ T7774] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 57.769804][ T7774] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.775490][ T7774] __should_failslab+0xba/0xf0 [ 57.780340][ T7774] should_failslab+0x9/0x14 [ 57.784842][ T7774] kmem_cache_alloc+0x47/0x760 [ 57.789607][ T7774] ? __kasan_check_read+0x11/0x20 [ 57.794629][ T7774] ? mark_lock+0xbf/0x630 [ 57.799133][ T7774] ? legacy_get_tree+0x103/0x1f0 [ 57.804065][ T7774] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 57.811432][ T7774] idr_get_free+0x35d/0x880 [ 57.815947][ T7774] idr_alloc_u32+0x13a/0x330 [ 57.820530][ T7774] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 57.822899][ T7775] FAULT_INJECTION: forcing a failure. [ 57.822899][ T7775] name failslab, interval 1, probability 0, space 0, times 0 [ 57.826058][ T7774] ? lock_acquire+0x209/0x9e0 [ 57.843441][ T7774] ? __kasan_check_write+0x14/0x20 [ 57.848538][ T7774] ? do_raw_spin_lock+0x132/0x2e0 [ 57.853672][ T7774] idr_alloc+0x7d/0xc0 [ 57.857984][ T7774] ? idr_alloc_u32+0x330/0x330 [ 57.862734][ T7774] p9_client_prepare_req.part.5+0x571/0x670 [ 57.869225][ T7774] p9_client_rpc+0x174/0xe50 [ 57.873813][ T7774] ? p9_client_prepare_req.part.5+0x670/0x670 [ 57.879865][ T7774] ? p9_pollwait+0x182/0x210 [ 57.884441][ T7774] ? pipe_poll+0xc8/0x6b0 [ 57.888752][ T7774] ? ksys_dup3+0x2e0/0x2e0 [ 57.893244][ T7774] ? p9_fd_poll+0x19b/0x2a0 [ 57.897816][ T7774] ? p9_conn_create+0x3a5/0x4f0 [ 57.902638][ T7774] ? p9_conn_create+0x4f0/0x4f0 [ 57.907466][ T7774] p9_client_create+0x7fb/0x10f0 [ 57.912379][ T7774] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 57.918420][ T7774] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.923954][ T7774] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.930000][ T7774] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.935787][ T7774] ? lockdep_init_map_waits+0x270/0x870 [ 57.941315][ T7774] v9fs_session_init+0x1ed/0x14c0 [ 57.946326][ T7774] ? v9fs_session_init+0x1ed/0x14c0 [ 57.951501][ T7774] ? find_held_lock+0x36/0x1d0 [ 57.956256][ T7774] ? v9fs_show_options+0x6c0/0x6c0 [ 57.961359][ T7774] ? __kasan_check_read+0x11/0x20 [ 57.966358][ T7774] ? v9fs_mount+0x55/0x7f0 [ 57.970772][ T7774] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.976294][ T7774] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.982341][ T7774] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.988122][ T7774] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.993640][ T7774] ? apparmor_task_alloc+0x2f0/0x2f0 [ 57.998909][ T7774] v9fs_mount+0x72/0x7f0 [ 58.003126][ T7774] ? v9fs_write_inode+0x50/0x50 [ 58.007952][ T7774] legacy_get_tree+0x103/0x1f0 [ 58.012690][ T7774] vfs_get_tree+0x8b/0x2d0 [ 58.017078][ T7774] ? capable+0x14/0x20 [ 58.021124][ T7774] do_mount+0x1272/0x1c30 [ 58.025596][ T7774] ? lock_downgrade+0x960/0x960 [ 58.030421][ T7774] ? copy_mount_string+0x20/0x20 [ 58.035337][ T7774] ? __kasan_check_write+0x14/0x20 [ 58.040435][ T7774] ? _copy_from_user+0xc5/0x110 [ 58.045276][ T7774] __x64_sys_mount+0x169/0x1c0 [ 58.050027][ T7774] do_syscall_64+0xd0/0x630 [ 58.054507][ T7774] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.060542][ T7774] RIP: 0033:0x458da9 [ 58.064409][ T7774] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.084192][ T7774] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.092676][ T7774] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 58.100630][ T7774] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 58.108663][ T7774] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 58.116725][ T7774] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 58.124686][ T7774] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 58.132750][ T7775] CPU: 1 PID: 7775 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 58.141326][ T7775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.151471][ T7775] Call Trace: [ 58.154763][ T7775] dump_stack+0x12d/0x187 [ 58.159091][ T7775] should_fail.cold.4+0x5/0x13 [ 58.163862][ T7775] ? fault_create_debugfs_attr+0x150/0x150 [ 58.168832][ T7796] FAULT_INJECTION: forcing a failure. [ 58.168832][ T7796] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 58.169656][ T7775] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 58.189381][ T7775] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.194905][ T7775] __should_failslab+0xba/0xf0 [ 58.199642][ T7775] should_failslab+0x9/0x14 [ 58.204122][ T7775] kmem_cache_alloc+0x47/0x760 [ 58.208862][ T7775] ? __kasan_check_read+0x11/0x20 [ 58.213857][ T7775] ? mark_lock+0xbf/0x630 [ 58.218157][ T7775] ? legacy_get_tree+0x103/0x1f0 [ 58.223088][ T7775] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 58.229474][ T7775] idr_get_free+0x35d/0x880 [ 58.233957][ T7775] idr_alloc_u32+0x13a/0x330 [ 58.238527][ T7775] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 58.244040][ T7775] ? lock_acquire+0x209/0x9e0 [ 58.248695][ T7775] ? __kasan_check_write+0x14/0x20 [ 58.253864][ T7775] ? do_raw_spin_lock+0x132/0x2e0 [ 58.258861][ T7775] idr_alloc+0x7d/0xc0 [ 58.262911][ T7775] ? idr_alloc_u32+0x330/0x330 [ 58.267652][ T7775] p9_client_prepare_req.part.5+0x571/0x670 [ 58.273528][ T7775] p9_client_rpc+0x174/0xe50 [ 58.278292][ T7775] ? p9_client_prepare_req.part.5+0x670/0x670 [ 58.284507][ T7775] ? p9_pollwait+0x182/0x210 [ 58.289114][ T7775] ? pipe_poll+0xc8/0x6b0 [ 58.293597][ T7775] ? ksys_dup3+0x2e0/0x2e0 [ 58.297999][ T7775] ? p9_fd_poll+0x19b/0x2a0 [ 58.302611][ T7775] ? p9_conn_create+0x3a5/0x4f0 [ 58.307545][ T7775] ? p9_conn_create+0x4f0/0x4f0 [ 58.312384][ T7775] p9_client_create+0x7fb/0x10f0 [ 58.318046][ T7775] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 58.324108][ T7775] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.329630][ T7775] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 58.335670][ T7775] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 58.341453][ T7775] ? lockdep_init_map_waits+0x270/0x870 [ 58.346993][ T7775] v9fs_session_init+0x1ed/0x14c0 [ 58.352011][ T7775] ? v9fs_session_init+0x1ed/0x14c0 [ 58.357182][ T7775] ? find_held_lock+0x36/0x1d0 [ 58.361924][ T7775] ? v9fs_show_options+0x6c0/0x6c0 [ 58.367144][ T7775] ? __kasan_check_read+0x11/0x20 [ 58.372144][ T7775] ? v9fs_mount+0x55/0x7f0 [ 58.376532][ T7775] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.382222][ T7775] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 58.388257][ T7775] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 58.394094][ T7775] ? kmem_cache_alloc_trace+0x39e/0x780 [ 58.399633][ T7775] ? apparmor_task_alloc+0x2f0/0x2f0 [ 58.404908][ T7775] v9fs_mount+0x72/0x7f0 [ 58.409126][ T7775] ? v9fs_write_inode+0x50/0x50 [ 58.413951][ T7775] legacy_get_tree+0x103/0x1f0 [ 58.418692][ T7775] vfs_get_tree+0x8b/0x2d0 [ 58.423096][ T7775] ? capable+0x14/0x20 [ 58.427143][ T7775] do_mount+0x1272/0x1c30 [ 58.431465][ T7775] ? lock_downgrade+0x960/0x960 [ 58.436312][ T7775] ? copy_mount_string+0x20/0x20 [ 58.441233][ T7775] ? __kasan_check_write+0x14/0x20 [ 58.446342][ T7775] ? _copy_from_user+0xc5/0x110 [ 58.451168][ T7775] __x64_sys_mount+0x169/0x1c0 [ 58.455924][ T7775] do_syscall_64+0xd0/0x630 [ 58.460414][ T7775] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.466278][ T7775] RIP: 0033:0x458da9 [ 58.470148][ T7775] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.489742][ T7775] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.498146][ T7775] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 58.506201][ T7775] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 58.514172][ T7775] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 58.522138][ T7775] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 58.530105][ T7775] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 58.538696][ T7796] CPU: 0 PID: 7796 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 58.547277][ T7796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.557504][ T7796] Call Trace: [ 58.560795][ T7796] dump_stack+0x12d/0x187 [ 58.565144][ T7796] should_fail.cold.4+0x5/0x13 [ 58.569914][ T7796] ? fault_create_debugfs_attr+0x150/0x150 [ 58.575803][ T7796] ? kernel_text_address+0x79/0xf0 [ 58.580919][ T7796] ? __kernel_text_address+0xd/0x40 [ 58.586169][ T7796] ? unwind_get_return_address+0x61/0xa0 [ 58.591818][ T7796] should_fail_alloc_page+0x50/0x60 [ 58.597016][ T7796] __alloc_pages_nodemask+0x17f/0x880 [ 58.602397][ T7796] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 58.609334][ T7796] ? stack_trace_consume_entry+0x170/0x170 [ 58.615138][ T7796] ? fault_create_debugfs_attr+0x150/0x150 [ 58.621033][ T7796] cache_grow_begin+0x92/0xc70 [ 58.625856][ T7796] ? kmem_cache_alloc+0x9c/0x760 [ 58.630795][ T7796] ? trace_hardirqs_off+0x41/0x1a0 [ 58.635921][ T7796] kmem_cache_alloc+0x691/0x760 [ 58.640770][ T7796] ? __kasan_check_read+0x11/0x20 [ 58.645827][ T7796] ? mark_lock+0xbf/0x630 [ 58.650155][ T7796] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 58.656657][ T7796] idr_get_free+0x35d/0x880 [ 58.661254][ T7796] ? mark_held_locks+0x130/0x130 [ 58.668367][ T7796] idr_alloc_u32+0x13a/0x330 [ 58.672970][ T7796] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 58.678503][ T7796] ? lock_acquire+0x209/0x9e0 [ 58.683170][ T7796] ? __kasan_check_write+0x14/0x20 [ 58.688299][ T7796] ? do_raw_spin_lock+0x132/0x2e0 [ 58.693334][ T7796] idr_alloc+0x7d/0xc0 [ 58.697484][ T7796] ? idr_alloc_u32+0x330/0x330 [ 58.702249][ T7796] p9_client_prepare_req.part.5+0x571/0x670 [ 58.708226][ T7796] p9_client_rpc+0x174/0xe50 [ 58.712812][ T7796] ? p9_client_prepare_req.part.5+0x670/0x670 [ 58.718872][ T7796] ? p9_pollwait+0x182/0x210 [ 58.723450][ T7796] ? pipe_poll+0xc8/0x6b0 [ 58.727849][ T7796] ? ksys_dup3+0x2e0/0x2e0 [ 58.732256][ T7796] ? p9_fd_poll+0x19b/0x2a0 [ 58.736768][ T7796] ? p9_conn_create+0x3a5/0x4f0 [ 58.741621][ T7796] ? p9_conn_create+0x4f0/0x4f0 [ 58.746473][ T7796] p9_client_create+0x7fb/0x10f0 [ 58.751411][ T7796] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 58.757471][ T7796] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.763002][ T7796] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 58.769051][ T7796] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 58.774848][ T7796] ? lockdep_init_map_waits+0x270/0x870 [ 58.782394][ T7796] v9fs_session_init+0x1ed/0x14c0 [ 58.787421][ T7796] ? v9fs_session_init+0x1ed/0x14c0 [ 58.792623][ T7796] ? find_held_lock+0x36/0x1d0 [ 58.797397][ T7796] ? v9fs_show_options+0x6c0/0x6c0 [ 58.802601][ T7796] ? __kasan_check_read+0x11/0x20 [ 58.807621][ T7796] ? v9fs_mount+0x55/0x7f0 [ 58.812043][ T7796] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.817574][ T7796] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 58.823636][ T7796] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 58.829448][ T7796] ? kmem_cache_alloc_trace+0x39e/0x780 [ 58.834979][ T7796] ? apparmor_task_alloc+0x2f0/0x2f0 [ 58.840264][ T7796] v9fs_mount+0x72/0x7f0 [ 58.844497][ T7796] ? v9fs_write_inode+0x50/0x50 [ 58.849457][ T7796] legacy_get_tree+0x103/0x1f0 [ 58.854233][ T7796] vfs_get_tree+0x8b/0x2d0 [ 58.858650][ T7796] ? capable+0x14/0x20 [ 58.862710][ T7796] do_mount+0x1272/0x1c30 [ 58.867037][ T7796] ? lock_downgrade+0x960/0x960 [ 58.871893][ T7796] ? copy_mount_string+0x20/0x20 [ 58.876924][ T7796] ? __kasan_check_write+0x14/0x20 [ 58.882035][ T7796] ? _copy_from_user+0xc5/0x110 [ 58.887095][ T7796] __x64_sys_mount+0x169/0x1c0 [ 58.891891][ T7796] do_syscall_64+0xd0/0x630 [ 58.896395][ T7796] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.902280][ T7796] RIP: 0033:0x458da9 [ 58.906251][ T7796] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.925957][ T7796] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.934391][ T7796] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 58.943397][ T7796] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 58.951359][ T7796] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 58.959316][ T7796] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 58.967711][ T7796] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 59.001012][ T7811] FAULT_INJECTION: forcing a failure. [ 59.001012][ T7811] name failslab, interval 1, probability 0, space 0, times 0 [ 59.014052][ T7811] CPU: 0 PID: 7811 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 59.024390][ T7811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.035077][ T7811] Call Trace: [ 59.038370][ T7811] dump_stack+0x12d/0x187 [ 59.042702][ T7811] should_fail.cold.4+0x5/0x13 [ 59.047647][ T7811] ? fault_create_debugfs_attr+0x150/0x150 [ 59.053459][ T7811] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 59.056648][ T7808] 9pnet: Insufficient options for proto=fd [ 59.060994][ T7811] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.061008][ T7811] __should_failslab+0xba/0xf0 [ 59.061017][ T7811] should_failslab+0x9/0x14 [ 59.061024][ T7811] kmem_cache_alloc+0x47/0x760 [ 59.061031][ T7811] ? __kasan_check_read+0x11/0x20 [ 59.061039][ T7811] ? mark_lock+0xbf/0x630 [ 59.096071][ T7811] ? legacy_get_tree+0x103/0x1f0 [ 59.101626][ T7811] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 59.108132][ T7811] idr_get_free+0x35d/0x880 [ 59.112638][ T7811] idr_alloc_u32+0x13a/0x330 [ 59.117312][ T7811] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 59.122851][ T7811] ? lock_acquire+0x209/0x9e0 [ 59.127652][ T7811] ? __kasan_check_write+0x14/0x20 [ 59.132786][ T7811] ? do_raw_spin_lock+0x132/0x2e0 [ 59.137797][ T7811] idr_alloc+0x7d/0xc0 [ 59.141855][ T7811] ? idr_alloc_u32+0x330/0x330 [ 59.146611][ T7811] p9_client_prepare_req.part.5+0x571/0x670 [ 59.152527][ T7811] p9_client_rpc+0x174/0xe50 [ 59.157114][ T7811] ? p9_client_prepare_req.part.5+0x670/0x670 [ 59.163170][ T7811] ? p9_pollwait+0x182/0x210 [ 59.167763][ T7811] ? pipe_poll+0xc8/0x6b0 [ 59.172088][ T7811] ? ksys_dup3+0x2e0/0x2e0 [ 59.176520][ T7811] ? p9_fd_poll+0x19b/0x2a0 [ 59.181098][ T7811] ? p9_conn_create+0x3a5/0x4f0 [ 59.185967][ T7811] ? p9_conn_create+0x4f0/0x4f0 [ 59.191110][ T7811] p9_client_create+0x7fb/0x10f0 [ 59.196045][ T7811] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 59.202099][ T7811] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.207926][ T7811] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.213980][ T7811] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.219869][ T7811] ? lockdep_init_map_waits+0x270/0x870 [ 59.225629][ T7811] v9fs_session_init+0x1ed/0x14c0 [ 59.231355][ T7811] ? v9fs_session_init+0x1ed/0x14c0 [ 59.236629][ T7811] ? find_held_lock+0x36/0x1d0 [ 59.241386][ T7811] ? v9fs_show_options+0x6c0/0x6c0 [ 59.246484][ T7811] ? __kasan_check_read+0x11/0x20 [ 59.251495][ T7811] ? nf_tables_delset+0x4a0/0x7f0 [ 59.256513][ T7811] ? v9fs_mount+0x55/0x7f0 [ 59.261090][ T7811] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.266627][ T7811] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.272680][ T7811] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.278478][ T7811] ? kmem_cache_alloc_trace+0x39e/0x780 [ 59.284357][ T7811] ? apparmor_task_alloc+0x2f0/0x2f0 [ 59.289816][ T7811] v9fs_mount+0x72/0x7f0 [ 59.294236][ T7811] ? v9fs_write_inode+0x50/0x50 [ 59.299176][ T7811] legacy_get_tree+0x103/0x1f0 [ 59.303934][ T7811] vfs_get_tree+0x8b/0x2d0 [ 59.308347][ T7811] ? capable+0x14/0x20 [ 59.312415][ T7811] do_mount+0x1272/0x1c30 [ 59.316730][ T7811] ? lock_downgrade+0x960/0x960 [ 59.321665][ T7811] ? copy_mount_string+0x20/0x20 [ 59.326873][ T7811] ? __kasan_check_write+0x14/0x20 [ 59.332104][ T7811] ? _copy_from_user+0xc5/0x110 [ 59.336964][ T7811] __x64_sys_mount+0x169/0x1c0 [ 59.341719][ T7811] do_syscall_64+0xd0/0x630 [ 59.346418][ T7811] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.352646][ T7811] RIP: 0033:0x458da9 [ 59.356551][ T7811] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.376759][ T7811] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.385601][ T7811] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 59.394446][ T7811] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 59.403370][ T7811] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 59.404379][ T7819] FAULT_INJECTION: forcing a failure. [ 59.404379][ T7819] name failslab, interval 1, probability 0, space 0, times 0 [ 59.411588][ T7811] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 59.411595][ T7811] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 59.441117][ T7819] CPU: 1 PID: 7819 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 59.450732][ T7819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.461055][ T7819] Call Trace: [ 59.464345][ T7819] dump_stack+0x12d/0x187 [ 59.467850][ T7821] FAULT_INJECTION: forcing a failure. [ 59.467850][ T7821] name failslab, interval 1, probability 0, space 0, times 0 [ 59.468670][ T7819] should_fail.cold.4+0x5/0x13 [ 59.486264][ T7819] ? fault_create_debugfs_attr+0x150/0x150 [ 59.493101][ T7819] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 59.499669][ T7819] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.505305][ T7819] __should_failslab+0xba/0xf0 [ 59.510051][ T7819] should_failslab+0x9/0x14 [ 59.514638][ T7819] kmem_cache_alloc+0x47/0x760 [ 59.519733][ T7819] ? __kasan_check_read+0x11/0x20 [ 59.525178][ T7819] ? mark_lock+0xbf/0x630 [ 59.529478][ T7819] ? legacy_get_tree+0x103/0x1f0 [ 59.534654][ T7819] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 59.541118][ T7819] idr_get_free+0x35d/0x880 [ 59.545695][ T7819] idr_alloc_u32+0x13a/0x330 [ 59.551221][ T7819] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 59.556828][ T7819] ? lock_acquire+0x209/0x9e0 [ 59.561936][ T7819] ? __kasan_check_write+0x14/0x20 [ 59.567110][ T7819] ? do_raw_spin_lock+0x132/0x2e0 [ 59.572285][ T7819] idr_alloc+0x7d/0xc0 [ 59.576350][ T7819] ? idr_alloc_u32+0x330/0x330 [ 59.581106][ T7819] p9_client_prepare_req.part.5+0x571/0x670 [ 59.587212][ T7819] p9_client_rpc+0x174/0xe50 [ 59.591786][ T7819] ? p9_client_prepare_req.part.5+0x670/0x670 [ 59.597943][ T7819] ? p9_pollwait+0x182/0x210 [ 59.602598][ T7819] ? pipe_poll+0xc8/0x6b0 [ 59.607075][ T7819] ? ksys_dup3+0x2e0/0x2e0 [ 59.611549][ T7819] ? p9_fd_poll+0x19b/0x2a0 [ 59.616027][ T7819] ? p9_conn_create+0x3a5/0x4f0 [ 59.620961][ T7819] ? p9_conn_create+0x4f0/0x4f0 [ 59.625806][ T7819] p9_client_create+0x7fb/0x10f0 [ 59.630813][ T7819] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 59.636870][ T7819] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.642475][ T7819] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.648514][ T7819] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.654396][ T7819] ? lockdep_init_map_waits+0x270/0x870 [ 59.659921][ T7819] v9fs_session_init+0x1ed/0x14c0 [ 59.664922][ T7819] ? v9fs_session_init+0x1ed/0x14c0 [ 59.670183][ T7819] ? find_held_lock+0x36/0x1d0 [ 59.674940][ T7819] ? v9fs_show_options+0x6c0/0x6c0 [ 59.680046][ T7819] ? __kasan_check_read+0x11/0x20 [ 59.685060][ T7819] ? ipv6_route_seq_stop+0x150/0x170 [ 59.690322][ T7819] ? v9fs_mount+0x55/0x7f0 [ 59.694711][ T7819] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.700229][ T7819] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.706266][ T7819] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.712059][ T7819] ? kmem_cache_alloc_trace+0x39e/0x780 [ 59.717580][ T7819] ? apparmor_task_alloc+0x2f0/0x2f0 [ 59.723097][ T7819] v9fs_mount+0x72/0x7f0 [ 59.728718][ T7819] ? v9fs_write_inode+0x50/0x50 [ 59.733551][ T7819] legacy_get_tree+0x103/0x1f0 [ 59.738386][ T7819] vfs_get_tree+0x8b/0x2d0 [ 59.742891][ T7819] ? capable+0x14/0x20 [ 59.746934][ T7819] do_mount+0x1272/0x1c30 [ 59.751337][ T7819] ? lock_downgrade+0x960/0x960 [ 59.756165][ T7819] ? copy_mount_string+0x20/0x20 [ 59.761086][ T7819] ? __kasan_check_write+0x14/0x20 [ 59.766199][ T7819] ? _copy_from_user+0xc5/0x110 [ 59.771043][ T7819] __x64_sys_mount+0x169/0x1c0 [ 59.776067][ T7819] do_syscall_64+0xd0/0x630 [ 59.780550][ T7819] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.786505][ T7819] RIP: 0033:0x458da9 [ 59.790374][ T7819] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.810156][ T7819] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.818723][ T7819] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 59.827057][ T7819] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 59.835017][ T7819] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 59.842964][ T7819] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 59.850928][ T7819] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 59.858905][ T7821] CPU: 0 PID: 7821 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 59.867483][ T7821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.877622][ T7821] Call Trace: [ 59.880905][ T7821] dump_stack+0x12d/0x187 [ 59.885240][ T7821] should_fail.cold.4+0x5/0x13 [ 59.890374][ T7821] ? stack_trace_save+0x82/0xb0 [ 59.895222][ T7821] ? fault_create_debugfs_attr+0x150/0x150 [ 59.901073][ T7821] __should_failslab+0xba/0xf0 [ 59.905842][ T7821] should_failslab+0x9/0x14 [ 59.910344][ T7821] kmem_cache_alloc+0x47/0x760 [ 59.915372][ T7821] ? __kasan_check_read+0x11/0x20 [ 59.920475][ T7821] ? mark_lock+0xbf/0x630 [ 59.925086][ T7821] ? legacy_get_tree+0x103/0x1f0 [ 59.930028][ T7821] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 59.936459][ T7821] idr_get_free+0x35d/0x880 [ 59.941364][ T7821] ? mark_held_locks+0x130/0x130 [ 59.946574][ T7821] idr_alloc_u32+0x13a/0x330 [ 59.951163][ T7821] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 59.957224][ T7821] ? lock_acquire+0x209/0x9e0 [ 59.961910][ T7821] ? __kasan_check_write+0x14/0x20 [ 59.967317][ T7821] ? do_raw_spin_lock+0x132/0x2e0 [ 59.972450][ T7821] idr_alloc+0x7d/0xc0 [ 59.976612][ T7821] ? idr_alloc_u32+0x330/0x330 [ 59.981638][ T7821] p9_client_prepare_req.part.5+0x571/0x670 [ 59.987540][ T7821] p9_client_rpc+0x174/0xe50 [ 59.992162][ T7821] ? p9_client_prepare_req.part.5+0x670/0x670 [ 59.998230][ T7821] ? p9_pollwait+0x182/0x210 [ 60.002822][ T7821] ? pipe_poll+0xc8/0x6b0 [ 60.008280][ T7821] ? ksys_dup3+0x2e0/0x2e0 [ 60.013800][ T7821] ? p9_fd_poll+0x19b/0x2a0 [ 60.018757][ T7821] ? p9_conn_create+0x3a5/0x4f0 [ 60.023597][ T7821] ? p9_conn_create+0x4f0/0x4f0 [ 60.028714][ T7821] p9_client_create+0x7fb/0x10f0 [ 60.034278][ T7821] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 60.040332][ T7821] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.045860][ T7821] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.052001][ T7821] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.058338][ T7821] ? lockdep_init_map_waits+0x270/0x870 [ 60.063879][ T7821] v9fs_session_init+0x1ed/0x14c0 [ 60.068895][ T7821] ? v9fs_session_init+0x1ed/0x14c0 [ 60.074350][ T7821] ? find_held_lock+0x36/0x1d0 [ 60.079194][ T7821] ? v9fs_show_options+0x6c0/0x6c0 [ 60.084294][ T7821] ? __kasan_check_read+0x11/0x20 [ 60.089307][ T7821] ? ethnl_set_rings+0x30/0xad0 [ 60.094235][ T7821] ? v9fs_mount+0x55/0x7f0 [ 60.098723][ T7821] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.104252][ T7821] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.110297][ T7821] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.116098][ T7821] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.121805][ T7821] ? apparmor_task_alloc+0x2f0/0x2f0 [ 60.127082][ T7821] v9fs_mount+0x72/0x7f0 [ 60.131326][ T7821] ? v9fs_write_inode+0x50/0x50 [ 60.136165][ T7821] legacy_get_tree+0x103/0x1f0 [ 60.140918][ T7821] vfs_get_tree+0x8b/0x2d0 [ 60.145429][ T7821] ? capable+0x14/0x20 [ 60.149658][ T7821] do_mount+0x1272/0x1c30 [ 60.153972][ T7821] ? lock_downgrade+0x960/0x960 [ 60.158815][ T7821] ? copy_mount_string+0x20/0x20 [ 60.163838][ T7821] ? __kasan_check_write+0x14/0x20 [ 60.169205][ T7821] ? _copy_from_user+0xc5/0x110 [ 60.174600][ T7821] __x64_sys_mount+0x169/0x1c0 [ 60.179388][ T7821] do_syscall_64+0xd0/0x630 [ 60.183911][ T7821] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.189897][ T7821] RIP: 0033:0x458da9 [ 60.193807][ T7821] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.213434][ T7821] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.222184][ T7821] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 60.230256][ T7821] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 60.238217][ T7821] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 60.246170][ T7821] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 60.254123][ T7821] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 60.443827][ T7830] FAULT_INJECTION: forcing a failure. [ 60.443827][ T7830] name failslab, interval 1, probability 0, space 0, times 0 [ 60.456458][ T7830] CPU: 0 PID: 7830 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 60.465079][ T7830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.475130][ T7830] Call Trace: [ 60.478421][ T7830] dump_stack+0x12d/0x187 [ 60.482835][ T7830] should_fail.cold.4+0x5/0x13 [ 60.487600][ T7830] ? stack_trace_save+0x82/0xb0 [ 60.492744][ T7830] ? fault_create_debugfs_attr+0x150/0x150 [ 60.498655][ T7830] __should_failslab+0xba/0xf0 [ 60.503423][ T7830] should_failslab+0x9/0x14 [ 60.507952][ T7830] kmem_cache_alloc+0x47/0x760 [ 60.512699][ T7830] ? __kasan_check_read+0x11/0x20 [ 60.517714][ T7830] ? mark_lock+0xbf/0x630 [ 60.522042][ T7830] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 60.528750][ T7830] idr_get_free+0x35d/0x880 [ 60.533359][ T7830] ? mark_held_locks+0x130/0x130 [ 60.534194][ T7833] FAULT_INJECTION: forcing a failure. [ 60.534194][ T7833] name failslab, interval 1, probability 0, space 0, times 0 [ 60.538293][ T7830] idr_alloc_u32+0x13a/0x330 [ 60.555436][ T7830] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 60.560966][ T7830] ? lock_acquire+0x209/0x9e0 [ 60.565622][ T7830] ? __kasan_check_write+0x14/0x20 [ 60.570702][ T7830] ? do_raw_spin_lock+0x132/0x2e0 [ 60.575714][ T7830] idr_alloc+0x7d/0xc0 [ 60.579928][ T7830] ? idr_alloc_u32+0x330/0x330 [ 60.584667][ T7830] p9_client_prepare_req.part.5+0x571/0x670 [ 60.590568][ T7830] p9_client_rpc+0x174/0xe50 [ 60.595136][ T7830] ? p9_client_prepare_req.part.5+0x670/0x670 [ 60.601271][ T7830] ? p9_pollwait+0x182/0x210 [ 60.605835][ T7830] ? pipe_poll+0xc8/0x6b0 [ 60.610133][ T7830] ? ksys_dup3+0x2e0/0x2e0 [ 60.614520][ T7830] ? p9_fd_poll+0x19b/0x2a0 [ 60.618994][ T7830] ? p9_conn_create+0x3a5/0x4f0 [ 60.623836][ T7830] ? p9_conn_create+0x4f0/0x4f0 [ 60.628661][ T7830] p9_client_create+0x7fb/0x10f0 [ 60.633836][ T7830] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 60.640056][ T7830] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.645570][ T7830] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.651614][ T7830] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.657412][ T7830] ? lockdep_init_map_waits+0x270/0x870 [ 60.662960][ T7830] v9fs_session_init+0x1ed/0x14c0 [ 60.667980][ T7830] ? v9fs_session_init+0x1ed/0x14c0 [ 60.673182][ T7830] ? find_held_lock+0x36/0x1d0 [ 60.677927][ T7830] ? v9fs_show_options+0x6c0/0x6c0 [ 60.683018][ T7830] ? __kasan_check_read+0x11/0x20 [ 60.688018][ T7830] ? drr_change_class+0xb70/0xbc0 [ 60.693032][ T7830] ? v9fs_mount+0x55/0x7f0 [ 60.697437][ T7830] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.702955][ T7830] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.709617][ T7830] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.715414][ T7830] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.720984][ T7830] v9fs_mount+0x72/0x7f0 [ 60.725220][ T7830] ? v9fs_write_inode+0x50/0x50 [ 60.730047][ T7830] legacy_get_tree+0x103/0x1f0 [ 60.734941][ T7830] vfs_get_tree+0x8b/0x2d0 [ 60.739427][ T7830] ? capable+0x14/0x20 [ 60.743488][ T7830] do_mount+0x1272/0x1c30 [ 60.748146][ T7830] ? lock_downgrade+0x960/0x960 [ 60.752972][ T7830] ? copy_mount_string+0x20/0x20 [ 60.757894][ T7830] ? __kasan_check_write+0x14/0x20 [ 60.763298][ T7830] ? _copy_from_user+0xc5/0x110 [ 60.768374][ T7830] __x64_sys_mount+0x169/0x1c0 [ 60.773120][ T7830] do_syscall_64+0xd0/0x630 [ 60.777699][ T7830] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.786344][ T7830] RIP: 0033:0x458da9 [ 60.790220][ T7830] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.809939][ T7830] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.818331][ T7830] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 60.826290][ T7830] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 60.834250][ T7830] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 60.842207][ T7830] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 60.850169][ T7830] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 60.858141][ T7833] CPU: 1 PID: 7833 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 60.866725][ T7833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.879474][ T7833] Call Trace: [ 60.882768][ T7833] dump_stack+0x12d/0x187 [ 60.887178][ T7833] should_fail.cold.4+0x5/0x13 [ 60.892023][ T7833] ? fault_create_debugfs_attr+0x150/0x150 [ 60.897906][ T7833] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 60.904483][ T7833] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.910019][ T7833] __should_failslab+0xba/0xf0 [ 60.914771][ T7833] should_failslab+0x9/0x14 [ 60.919256][ T7833] kmem_cache_alloc+0x47/0x760 [ 60.924003][ T7833] ? __kasan_check_read+0x11/0x20 [ 60.929012][ T7833] ? mark_lock+0xbf/0x630 [ 60.933604][ T7833] ? legacy_get_tree+0x103/0x1f0 [ 60.938576][ T7833] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 60.944979][ T7833] idr_get_free+0x35d/0x880 [ 60.949559][ T7833] idr_alloc_u32+0x13a/0x330 [ 60.953512][ T7840] 9pnet: Insufficient options for proto=fd [ 60.954135][ T7833] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 60.965496][ T7833] ? lock_acquire+0x209/0x9e0 [ 60.974427][ T7833] ? __kasan_check_write+0x14/0x20 [ 60.979643][ T7833] ? do_raw_spin_lock+0x132/0x2e0 [ 60.984655][ T7833] idr_alloc+0x7d/0xc0 [ 60.988711][ T7833] ? idr_alloc_u32+0x330/0x330 [ 60.993464][ T7833] p9_client_prepare_req.part.5+0x571/0x670 [ 60.999529][ T7833] p9_client_rpc+0x174/0xe50 [ 61.004107][ T7833] ? p9_client_prepare_req.part.5+0x670/0x670 [ 61.010590][ T7833] ? p9_pollwait+0x182/0x210 [ 61.015274][ T7833] ? pipe_poll+0xc8/0x6b0 [ 61.019668][ T7833] ? ksys_dup3+0x2e0/0x2e0 [ 61.024069][ T7833] ? p9_fd_poll+0x19b/0x2a0 [ 61.028558][ T7833] ? p9_conn_create+0x3a5/0x4f0 [ 61.033393][ T7833] ? p9_conn_create+0x4f0/0x4f0 [ 61.038234][ T7833] p9_client_create+0x7fb/0x10f0 [ 61.043425][ T7833] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 61.049482][ T7833] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.055013][ T7833] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.061496][ T7833] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.067293][ T7833] ? lockdep_init_map_waits+0x270/0x870 [ 61.072831][ T7833] v9fs_session_init+0x1ed/0x14c0 [ 61.077838][ T7833] ? v9fs_session_init+0x1ed/0x14c0 [ 61.083021][ T7833] ? find_held_lock+0x36/0x1d0 [ 61.087774][ T7833] ? v9fs_show_options+0x6c0/0x6c0 [ 61.092866][ T7833] ? __kasan_check_read+0x11/0x20 [ 61.097871][ T7833] ? tcp_diag_get_aux_size+0x90/0x350 [ 61.104784][ T7833] ? v9fs_mount+0x55/0x7f0 [ 61.109184][ T7833] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.114718][ T7833] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.120785][ T7833] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.127187][ T7833] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.132721][ T7833] ? apparmor_task_alloc+0x2f0/0x2f0 [ 61.137992][ T7833] v9fs_mount+0x72/0x7f0 [ 61.142221][ T7833] ? v9fs_write_inode+0x50/0x50 [ 61.147052][ T7833] legacy_get_tree+0x103/0x1f0 [ 61.152147][ T7833] vfs_get_tree+0x8b/0x2d0 [ 61.156544][ T7833] ? capable+0x14/0x20 [ 61.160606][ T7833] do_mount+0x1272/0x1c30 [ 61.164916][ T7833] ? lock_downgrade+0x960/0x960 [ 61.169841][ T7833] ? copy_mount_string+0x20/0x20 [ 61.174778][ T7833] ? __kasan_check_write+0x14/0x20 [ 61.180052][ T7833] ? _copy_from_user+0xc5/0x110 [ 61.184936][ T7833] __x64_sys_mount+0x169/0x1c0 [ 61.189699][ T7833] do_syscall_64+0xd0/0x630 [ 61.194208][ T7833] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 61.200101][ T7833] RIP: 0033:0x458da9 [ 61.204206][ T7842] FAULT_INJECTION: forcing a failure. [ 61.204206][ T7842] name failslab, interval 1, probability 0, space 0, times 0 [ 61.204588][ T7833] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.236899][ T7833] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2020/05/21 09:55:48 executed programs: 36 [ 61.245282][ T7833] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 61.253238][ T7833] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 61.261197][ T7833] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 61.269247][ T7833] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 61.277291][ T7833] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 61.285265][ T7842] CPU: 0 PID: 7842 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 61.294204][ T7842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.304257][ T7842] Call Trace: [ 61.307561][ T7842] dump_stack+0x12d/0x187 [ 61.311888][ T7842] should_fail.cold.4+0x5/0x13 [ 61.316645][ T7842] ? fault_create_debugfs_attr+0x150/0x150 [ 61.322442][ T7842] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 61.329025][ T7842] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.334567][ T7842] __should_failslab+0xba/0xf0 [ 61.339324][ T7842] should_failslab+0x9/0x14 [ 61.343818][ T7842] kmem_cache_alloc+0x47/0x760 [ 61.348579][ T7842] ? __kasan_check_read+0x11/0x20 [ 61.353591][ T7842] ? mark_lock+0xbf/0x630 [ 61.358641][ T7842] ? legacy_get_tree+0x103/0x1f0 [ 61.363571][ T7842] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 61.370068][ T7842] idr_get_free+0x35d/0x880 [ 61.374576][ T7842] idr_alloc_u32+0x13a/0x330 [ 61.379160][ T7842] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 61.384798][ T7842] ? lock_acquire+0x209/0x9e0 [ 61.389645][ T7842] ? __kasan_check_write+0x14/0x20 [ 61.394747][ T7842] ? do_raw_spin_lock+0x132/0x2e0 [ 61.399774][ T7842] idr_alloc+0x7d/0xc0 [ 61.403834][ T7842] ? idr_alloc_u32+0x330/0x330 [ 61.408600][ T7842] p9_client_prepare_req.part.5+0x571/0x670 [ 61.414488][ T7842] p9_client_rpc+0x174/0xe50 [ 61.419074][ T7842] ? p9_client_prepare_req.part.5+0x670/0x670 [ 61.425129][ T7842] ? p9_pollwait+0x182/0x210 [ 61.429712][ T7842] ? pipe_poll+0xc8/0x6b0 [ 61.434029][ T7842] ? ksys_dup3+0x2e0/0x2e0 [ 61.438437][ T7842] ? p9_fd_poll+0x19b/0x2a0 [ 61.442937][ T7842] ? p9_conn_create+0x3a5/0x4f0 [ 61.447781][ T7842] ? p9_conn_create+0x4f0/0x4f0 [ 61.452631][ T7842] p9_client_create+0x7fb/0x10f0 [ 61.457568][ T7842] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 61.463636][ T7842] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.469172][ T7842] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.475234][ T7842] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.481043][ T7842] ? lockdep_init_map_waits+0x270/0x870 [ 61.486597][ T7842] v9fs_session_init+0x1ed/0x14c0 [ 61.491613][ T7842] ? v9fs_session_init+0x1ed/0x14c0 [ 61.496801][ T7842] ? find_held_lock+0x36/0x1d0 [ 61.501559][ T7842] ? v9fs_show_options+0x6c0/0x6c0 [ 61.506655][ T7842] ? __kasan_check_read+0x11/0x20 [ 61.511672][ T7842] ? ip6_tnl_xmit+0x1b30/0x32c0 [ 61.516511][ T7842] ? v9fs_mount+0x55/0x7f0 [ 61.520913][ T7842] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.526449][ T7842] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.532500][ T7842] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.538296][ T7842] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.543827][ T7842] ? apparmor_task_alloc+0x2f0/0x2f0 [ 61.549102][ T7842] v9fs_mount+0x72/0x7f0 [ 61.553431][ T7842] ? v9fs_write_inode+0x50/0x50 [ 61.558281][ T7842] legacy_get_tree+0x103/0x1f0 [ 61.563049][ T7842] vfs_get_tree+0x8b/0x2d0 [ 61.567452][ T7842] ? capable+0x14/0x20 [ 61.571508][ T7842] do_mount+0x1272/0x1c30 [ 61.575836][ T7842] ? lock_downgrade+0x960/0x960 [ 61.580675][ T7842] ? copy_mount_string+0x20/0x20 [ 61.585614][ T7842] ? __kasan_check_write+0x14/0x20 [ 61.590726][ T7842] ? _copy_from_user+0xc5/0x110 [ 61.595572][ T7842] __x64_sys_mount+0x169/0x1c0 [ 61.600324][ T7842] do_syscall_64+0xd0/0x630 [ 61.604817][ T7842] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 61.610690][ T7842] RIP: 0033:0x458da9 [ 61.614568][ T7842] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.635110][ T7842] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.643509][ T7842] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 61.651467][ T7842] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 61.659424][ T7842] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 61.667378][ T7842] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 61.675336][ T7842] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 61.733316][ T7848] FAULT_INJECTION: forcing a failure. [ 61.733316][ T7848] name failslab, interval 1, probability 0, space 0, times 0 [ 61.746003][ T7848] CPU: 0 PID: 7848 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 61.755592][ T7848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.765645][ T7848] Call Trace: [ 61.768930][ T7848] dump_stack+0x12d/0x187 [ 61.773248][ T7848] should_fail.cold.4+0x5/0x13 [ 61.777998][ T7848] ? stack_trace_save+0x82/0xb0 [ 61.782834][ T7848] ? fault_create_debugfs_attr+0x150/0x150 [ 61.788633][ T7848] __should_failslab+0xba/0xf0 [ 61.793379][ T7848] should_failslab+0x9/0x14 [ 61.797864][ T7848] kmem_cache_alloc+0x47/0x760 [ 61.802614][ T7848] ? __kasan_check_read+0x11/0x20 [ 61.807882][ T7848] ? mark_lock+0xbf/0x630 [ 61.812199][ T7848] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 61.818600][ T7848] idr_get_free+0x35d/0x880 [ 61.823096][ T7848] ? mark_held_locks+0x130/0x130 [ 61.828017][ T7848] idr_alloc_u32+0x13a/0x330 [ 61.832595][ T7848] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 61.838121][ T7848] ? lock_acquire+0x209/0x9e0 [ 61.842785][ T7848] ? __kasan_check_write+0x14/0x20 [ 61.847878][ T7848] ? do_raw_spin_lock+0x132/0x2e0 [ 61.852887][ T7848] idr_alloc+0x7d/0xc0 [ 61.856945][ T7848] ? idr_alloc_u32+0x330/0x330 [ 61.861706][ T7848] p9_client_prepare_req.part.5+0x571/0x670 [ 61.867585][ T7848] p9_client_rpc+0x174/0xe50 [ 61.872190][ T7848] ? p9_client_prepare_req.part.5+0x670/0x670 [ 61.878245][ T7848] ? p9_pollwait+0x182/0x210 [ 61.882825][ T7848] ? pipe_poll+0xc8/0x6b0 [ 61.887137][ T7848] ? ksys_dup3+0x2e0/0x2e0 [ 61.891539][ T7848] ? p9_fd_poll+0x19b/0x2a0 [ 61.896030][ T7848] ? p9_conn_create+0x3a5/0x4f0 [ 61.900866][ T7848] ? p9_conn_create+0x4f0/0x4f0 [ 61.905706][ T7848] p9_client_create+0x7fb/0x10f0 [ 61.910640][ T7848] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 61.916690][ T7848] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.922223][ T7848] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.928881][ T7848] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.934680][ T7848] ? lockdep_init_map_waits+0x270/0x870 [ 61.940222][ T7848] v9fs_session_init+0x1ed/0x14c0 [ 61.945241][ T7848] ? v9fs_session_init+0x1ed/0x14c0 [ 61.950428][ T7848] ? find_held_lock+0x36/0x1d0 [ 61.955180][ T7848] ? v9fs_show_options+0x6c0/0x6c0 [ 61.960273][ T7848] ? __kasan_check_read+0x11/0x20 [ 61.965289][ T7848] ? v9fs_mount+0x55/0x7f0 [ 61.969689][ T7848] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.975228][ T7848] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.981279][ T7848] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.987075][ T7848] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.992605][ T7848] ? apparmor_task_alloc+0x2f0/0x2f0 [ 61.997879][ T7848] v9fs_mount+0x72/0x7f0 [ 62.002115][ T7848] ? v9fs_write_inode+0x50/0x50 [ 62.006981][ T7848] legacy_get_tree+0x103/0x1f0 [ 62.011741][ T7848] vfs_get_tree+0x8b/0x2d0 [ 62.016143][ T7848] ? capable+0x14/0x20 [ 62.020195][ T7848] do_mount+0x1272/0x1c30 [ 62.024509][ T7848] ? lock_downgrade+0x960/0x960 [ 62.029348][ T7848] ? copy_mount_string+0x20/0x20 [ 62.034320][ T7848] ? __kasan_check_write+0x14/0x20 [ 62.039417][ T7848] ? _copy_from_user+0xc5/0x110 [ 62.044260][ T7848] __x64_sys_mount+0x169/0x1c0 [ 62.049111][ T7848] do_syscall_64+0xd0/0x630 [ 62.053604][ T7848] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.059480][ T7848] RIP: 0033:0x458da9 [ 62.063359][ T7848] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.082951][ T7848] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.092045][ T7848] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 62.100002][ T7848] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 62.107959][ T7848] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 62.115933][ T7848] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 62.123890][ T7848] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 62.184089][ T7853] FAULT_INJECTION: forcing a failure. [ 62.184089][ T7853] name failslab, interval 1, probability 0, space 0, times 0 [ 62.196692][ T7853] CPU: 0 PID: 7853 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 62.205262][ T7853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.215344][ T7853] Call Trace: [ 62.218628][ T7853] dump_stack+0x12d/0x187 [ 62.222950][ T7853] should_fail.cold.4+0x5/0x13 [ 62.227725][ T7853] ? fault_create_debugfs_attr+0x150/0x150 [ 62.233690][ T7853] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 62.240265][ T7853] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.245800][ T7853] __should_failslab+0xba/0xf0 [ 62.250555][ T7853] should_failslab+0x9/0x14 [ 62.255059][ T7853] kmem_cache_alloc+0x47/0x760 [ 62.259822][ T7853] ? __kasan_check_read+0x11/0x20 [ 62.264836][ T7853] ? mark_lock+0xbf/0x630 [ 62.269159][ T7853] ? legacy_get_tree+0x103/0x1f0 [ 62.274087][ T7853] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 62.280503][ T7853] idr_get_free+0x35d/0x880 [ 62.285020][ T7853] idr_alloc_u32+0x13a/0x330 [ 62.289600][ T7853] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 62.295131][ T7853] ? lock_acquire+0x209/0x9e0 [ 62.299799][ T7853] ? __kasan_check_write+0x14/0x20 [ 62.304902][ T7853] ? do_raw_spin_lock+0x132/0x2e0 [ 62.309914][ T7853] idr_alloc+0x7d/0xc0 [ 62.313969][ T7853] ? idr_alloc_u32+0x330/0x330 [ 62.320222][ T7853] p9_client_prepare_req.part.5+0x571/0x670 [ 62.329163][ T7853] p9_client_rpc+0x174/0xe50 [ 62.333839][ T7853] ? p9_client_prepare_req.part.5+0x670/0x670 [ 62.340165][ T7853] ? p9_pollwait+0x182/0x210 [ 62.344764][ T7853] ? pipe_poll+0xc8/0x6b0 [ 62.349079][ T7853] ? ksys_dup3+0x2e0/0x2e0 [ 62.353481][ T7853] ? p9_fd_poll+0x19b/0x2a0 [ 62.357972][ T7853] ? p9_conn_create+0x3a5/0x4f0 [ 62.362816][ T7853] ? p9_conn_create+0x4f0/0x4f0 [ 62.367677][ T7853] p9_client_create+0x7fb/0x10f0 [ 62.372613][ T7853] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 62.378665][ T7853] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.384372][ T7853] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.390422][ T7853] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 62.396241][ T7853] ? lockdep_init_map_waits+0x270/0x870 [ 62.401782][ T7853] v9fs_session_init+0x1ed/0x14c0 [ 62.406795][ T7853] ? v9fs_session_init+0x1ed/0x14c0 [ 62.411977][ T7853] ? find_held_lock+0x36/0x1d0 [ 62.416824][ T7853] ? v9fs_show_options+0x6c0/0x6c0 [ 62.422092][ T7853] ? __kasan_check_read+0x11/0x20 [ 62.427100][ T7853] ? v9fs_mount+0x55/0x7f0 [ 62.431516][ T7853] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.437134][ T7853] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.443308][ T7853] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 62.449110][ T7853] ? kmem_cache_alloc_trace+0x39e/0x780 [ 62.454649][ T7853] ? apparmor_task_alloc+0x2f0/0x2f0 [ 62.459941][ T7853] v9fs_mount+0x72/0x7f0 [ 62.464181][ T7853] ? v9fs_write_inode+0x50/0x50 [ 62.469035][ T7853] legacy_get_tree+0x103/0x1f0 [ 62.473788][ T7853] vfs_get_tree+0x8b/0x2d0 [ 62.478190][ T7853] ? capable+0x14/0x20 [ 62.482255][ T7853] do_mount+0x1272/0x1c30 [ 62.486567][ T7853] ? lock_downgrade+0x960/0x960 [ 62.491408][ T7853] ? copy_mount_string+0x20/0x20 [ 62.496348][ T7853] ? __kasan_check_write+0x14/0x20 [ 62.501579][ T7853] ? _copy_from_user+0xc5/0x110 [ 62.506441][ T7853] __x64_sys_mount+0x169/0x1c0 [ 62.511204][ T7853] do_syscall_64+0xd0/0x630 [ 62.515902][ T7853] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.521776][ T7853] RIP: 0033:0x458da9 [ 62.525655][ T7853] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.546310][ T7853] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.554705][ T7853] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 62.562747][ T7853] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 62.570889][ T7853] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 62.578865][ T7853] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 62.587000][ T7853] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 62.842639][ T7861] FAULT_INJECTION: forcing a failure. [ 62.842639][ T7861] name failslab, interval 1, probability 0, space 0, times 0 [ 62.844279][ T7862] FAULT_INJECTION: forcing a failure. [ 62.844279][ T7862] name failslab, interval 1, probability 0, space 0, times 0 [ 62.855237][ T7861] CPU: 0 PID: 7861 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 62.877800][ T7861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.887846][ T7861] Call Trace: [ 62.891213][ T7861] dump_stack+0x12d/0x187 [ 62.895523][ T7861] should_fail.cold.4+0x5/0x13 [ 62.900268][ T7861] ? fault_create_debugfs_attr+0x150/0x150 [ 62.906050][ T7861] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 62.913133][ T7861] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.918937][ T7861] __should_failslab+0xba/0xf0 [ 62.923685][ T7861] should_failslab+0x9/0x14 [ 62.928250][ T7861] kmem_cache_alloc+0x47/0x760 [ 62.932990][ T7861] ? __kasan_check_read+0x11/0x20 [ 62.938082][ T7861] ? mark_lock+0xbf/0x630 [ 62.942389][ T7861] ? legacy_get_tree+0x103/0x1f0 [ 62.947310][ T7861] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 62.953701][ T7861] idr_get_free+0x35d/0x880 [ 62.960452][ T7861] idr_alloc_u32+0x13a/0x330 [ 62.965027][ T7861] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 62.970658][ T7861] ? lock_acquire+0x209/0x9e0 [ 62.975310][ T7861] ? __kasan_check_write+0x14/0x20 [ 62.980586][ T7861] ? do_raw_spin_lock+0x132/0x2e0 [ 62.985693][ T7861] idr_alloc+0x7d/0xc0 [ 62.989752][ T7861] ? idr_alloc_u32+0x330/0x330 [ 62.994494][ T7861] p9_client_prepare_req.part.5+0x571/0x670 [ 63.000544][ T7861] p9_client_rpc+0x174/0xe50 [ 63.005119][ T7861] ? p9_client_prepare_req.part.5+0x670/0x670 [ 63.011272][ T7861] ? p9_pollwait+0x182/0x210 [ 63.015839][ T7861] ? pipe_poll+0xc8/0x6b0 [ 63.021098][ T7861] ? ksys_dup3+0x2e0/0x2e0 [ 63.025576][ T7861] ? p9_fd_poll+0x19b/0x2a0 [ 63.030228][ T7861] ? p9_conn_create+0x3a5/0x4f0 [ 63.035062][ T7861] ? p9_conn_create+0x4f0/0x4f0 [ 63.041628][ T7861] p9_client_create+0x7fb/0x10f0 [ 63.046561][ T7861] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 63.052609][ T7861] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.058130][ T7861] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.064167][ T7861] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.070015][ T7861] ? lockdep_init_map_waits+0x270/0x870 [ 63.075566][ T7861] v9fs_session_init+0x1ed/0x14c0 [ 63.080571][ T7861] ? v9fs_session_init+0x1ed/0x14c0 [ 63.085748][ T7861] ? find_held_lock+0x36/0x1d0 [ 63.090491][ T7861] ? v9fs_show_options+0x6c0/0x6c0 [ 63.095576][ T7861] ? __kasan_check_read+0x11/0x20 [ 63.100575][ T7861] ? v9fs_mount+0x55/0x7f0 [ 63.105317][ T7861] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.110832][ T7861] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.116869][ T7861] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.122661][ T7861] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.128210][ T7861] ? apparmor_task_alloc+0x2f0/0x2f0 [ 63.134000][ T7861] v9fs_mount+0x72/0x7f0 [ 63.138223][ T7861] ? v9fs_write_inode+0x50/0x50 [ 63.143058][ T7861] legacy_get_tree+0x103/0x1f0 [ 63.147797][ T7861] vfs_get_tree+0x8b/0x2d0 [ 63.152197][ T7861] ? capable+0x14/0x20 [ 63.156255][ T7861] do_mount+0x1272/0x1c30 [ 63.160569][ T7861] ? lock_downgrade+0x960/0x960 [ 63.165405][ T7861] ? copy_mount_string+0x20/0x20 [ 63.170323][ T7861] ? __kasan_check_write+0x14/0x20 [ 63.175408][ T7861] ? _copy_from_user+0xc5/0x110 [ 63.180233][ T7861] __x64_sys_mount+0x169/0x1c0 [ 63.184971][ T7861] do_syscall_64+0xd0/0x630 [ 63.189493][ T7861] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.197108][ T7861] RIP: 0033:0x458da9 [ 63.201064][ T7861] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.220730][ T7861] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.230101][ T7861] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 63.238132][ T7861] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 63.246078][ T7861] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 63.254032][ T7861] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 63.261976][ T7861] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 63.269940][ T7862] CPU: 1 PID: 7862 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 63.273776][ T7866] FAULT_INJECTION: forcing a failure. [ 63.273776][ T7866] name failslab, interval 1, probability 0, space 0, times 0 [ 63.278779][ T7862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.301367][ T7862] Call Trace: [ 63.304646][ T7862] dump_stack+0x12d/0x187 [ 63.308952][ T7862] should_fail.cold.4+0x5/0x13 [ 63.313700][ T7862] ? fault_create_debugfs_attr+0x150/0x150 [ 63.319498][ T7862] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 63.326057][ T7862] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.331576][ T7862] __should_failslab+0xba/0xf0 [ 63.336313][ T7862] should_failslab+0x9/0x14 [ 63.340872][ T7862] kmem_cache_alloc+0x47/0x760 [ 63.345607][ T7862] ? __kasan_check_read+0x11/0x20 [ 63.350775][ T7862] ? mark_lock+0xbf/0x630 [ 63.355076][ T7862] ? legacy_get_tree+0x103/0x1f0 [ 63.359997][ T7862] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 63.366382][ T7862] idr_get_free+0x35d/0x880 [ 63.370865][ T7862] idr_alloc_u32+0x13a/0x330 [ 63.375437][ T7862] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 63.380965][ T7862] ? lock_acquire+0x209/0x9e0 [ 63.385617][ T7862] ? __kasan_check_write+0x14/0x20 [ 63.390698][ T7862] ? do_raw_spin_lock+0x132/0x2e0 [ 63.395695][ T7862] idr_alloc+0x7d/0xc0 [ 63.399906][ T7862] ? idr_alloc_u32+0x330/0x330 [ 63.404656][ T7862] p9_client_prepare_req.part.5+0x571/0x670 [ 63.410522][ T7862] p9_client_rpc+0x174/0xe50 [ 63.415097][ T7862] ? p9_client_prepare_req.part.5+0x670/0x670 [ 63.421136][ T7862] ? p9_pollwait+0x182/0x210 [ 63.425719][ T7862] ? pipe_poll+0xc8/0x6b0 [ 63.430021][ T7862] ? ksys_dup3+0x2e0/0x2e0 [ 63.434413][ T7862] ? p9_fd_poll+0x19b/0x2a0 [ 63.438892][ T7862] ? p9_conn_create+0x3a5/0x4f0 [ 63.443717][ T7862] ? p9_conn_create+0x4f0/0x4f0 [ 63.448744][ T7862] p9_client_create+0x7fb/0x10f0 [ 63.453659][ T7862] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 63.459787][ T7862] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.465305][ T7862] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.471344][ T7862] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.477132][ T7862] ? lockdep_init_map_waits+0x270/0x870 [ 63.482685][ T7862] v9fs_session_init+0x1ed/0x14c0 [ 63.487703][ T7862] ? v9fs_session_init+0x1ed/0x14c0 [ 63.492874][ T7862] ? find_held_lock+0x36/0x1d0 [ 63.497617][ T7862] ? v9fs_show_options+0x6c0/0x6c0 [ 63.502751][ T7862] ? __kasan_check_read+0x11/0x20 [ 63.507904][ T7862] ? v9fs_mount+0x55/0x7f0 [ 63.512310][ T7862] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.519382][ T7862] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.525691][ T7862] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.531530][ T7862] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.537422][ T7862] ? apparmor_task_alloc+0x2f0/0x2f0 [ 63.542696][ T7862] v9fs_mount+0x72/0x7f0 [ 63.546916][ T7862] ? v9fs_write_inode+0x50/0x50 [ 63.551959][ T7862] legacy_get_tree+0x103/0x1f0 [ 63.556877][ T7862] vfs_get_tree+0x8b/0x2d0 [ 63.561271][ T7862] ? capable+0x14/0x20 [ 63.565327][ T7862] do_mount+0x1272/0x1c30 [ 63.569654][ T7862] ? lock_downgrade+0x960/0x960 [ 63.574697][ T7862] ? copy_mount_string+0x20/0x20 [ 63.579641][ T7862] ? __kasan_check_write+0x14/0x20 [ 63.584970][ T7862] ? _copy_from_user+0xc5/0x110 [ 63.591217][ T7862] __x64_sys_mount+0x169/0x1c0 [ 63.595992][ T7862] do_syscall_64+0xd0/0x630 [ 63.600478][ T7862] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.606362][ T7862] RIP: 0033:0x458da9 [ 63.610254][ T7862] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.630213][ T7862] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.638597][ T7862] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 63.647505][ T7862] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 63.655549][ T7862] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 63.664453][ T7862] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 63.673330][ T7862] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 63.681313][ T7866] CPU: 0 PID: 7866 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 63.689897][ T7866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.700036][ T7866] Call Trace: [ 63.703328][ T7866] dump_stack+0x12d/0x187 [ 63.707699][ T7866] should_fail.cold.4+0x5/0x13 [ 63.713071][ T7866] ? fault_create_debugfs_attr+0x150/0x150 [ 63.719406][ T7866] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 63.725994][ T7866] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.731539][ T7866] __should_failslab+0xba/0xf0 [ 63.736311][ T7866] should_failslab+0x9/0x14 [ 63.740909][ T7866] kmem_cache_alloc+0x47/0x760 [ 63.745685][ T7866] ? __kasan_check_read+0x11/0x20 [ 63.750737][ T7866] ? mark_lock+0xbf/0x630 [ 63.755239][ T7866] ? legacy_get_tree+0x103/0x1f0 [ 63.760356][ T7866] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 63.768855][ T7866] idr_get_free+0x35d/0x880 [ 63.773368][ T7866] idr_alloc_u32+0x13a/0x330 [ 63.778043][ T7866] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 63.784794][ T7866] ? lock_acquire+0x209/0x9e0 [ 63.789585][ T7866] ? __kasan_check_write+0x14/0x20 [ 63.794808][ T7866] ? do_raw_spin_lock+0x132/0x2e0 [ 63.796902][ T7877] 9pnet: Insufficient options for proto=fd [ 63.799823][ T7866] idr_alloc+0x7d/0xc0 [ 63.799831][ T7866] ? idr_alloc_u32+0x330/0x330 [ 63.799847][ T7866] p9_client_prepare_req.part.5+0x571/0x670 [ 63.799859][ T7866] p9_client_rpc+0x174/0xe50 [ 63.799870][ T7866] ? p9_client_prepare_req.part.5+0x670/0x670 [ 63.831414][ T7866] ? p9_pollwait+0x182/0x210 [ 63.836177][ T7866] ? pipe_poll+0xc8/0x6b0 [ 63.840500][ T7866] ? ksys_dup3+0x2e0/0x2e0 [ 63.844912][ T7866] ? p9_fd_poll+0x19b/0x2a0 [ 63.849410][ T7866] ? p9_conn_create+0x3a5/0x4f0 [ 63.854283][ T7866] ? p9_conn_create+0x4f0/0x4f0 [ 63.859142][ T7866] p9_client_create+0x7fb/0x10f0 [ 63.864085][ T7866] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 63.870255][ T7866] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.871625][ T7867] FAULT_INJECTION: forcing a failure. [ 63.871625][ T7867] name failslab, interval 1, probability 0, space 0, times 0 [ 63.875797][ T7866] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.894821][ T7866] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.900622][ T7866] ? lockdep_init_map_waits+0x270/0x870 [ 63.906167][ T7866] v9fs_session_init+0x1ed/0x14c0 [ 63.911191][ T7866] ? v9fs_session_init+0x1ed/0x14c0 [ 63.916363][ T7866] ? find_held_lock+0x36/0x1d0 [ 63.921105][ T7866] ? v9fs_show_options+0x6c0/0x6c0 [ 63.926191][ T7866] ? __kasan_check_read+0x11/0x20 [ 63.931190][ T7866] ? v9fs_mount+0x55/0x7f0 [ 63.935599][ T7866] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.941376][ T7866] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.947501][ T7866] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.953355][ T7866] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.959330][ T7866] ? apparmor_task_alloc+0x2f0/0x2f0 [ 63.964615][ T7866] v9fs_mount+0x72/0x7f0 [ 63.968834][ T7866] ? v9fs_write_inode+0x50/0x50 [ 63.973659][ T7866] legacy_get_tree+0x103/0x1f0 [ 63.978413][ T7866] vfs_get_tree+0x8b/0x2d0 [ 63.982805][ T7866] ? capable+0x14/0x20 [ 63.987892][ T7866] do_mount+0x1272/0x1c30 [ 63.992213][ T7866] ? lock_downgrade+0x960/0x960 [ 63.997044][ T7866] ? copy_mount_string+0x20/0x20 [ 64.001963][ T7866] ? __kasan_check_write+0x14/0x20 [ 64.007062][ T7866] ? _copy_from_user+0xc5/0x110 [ 64.011894][ T7866] __x64_sys_mount+0x169/0x1c0 [ 64.016650][ T7866] do_syscall_64+0xd0/0x630 [ 64.021130][ T7866] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.026996][ T7866] RIP: 0033:0x458da9 [ 64.030884][ T7866] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.051349][ T7866] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.059733][ T7866] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 64.067679][ T7866] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 64.075712][ T7866] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 64.083659][ T7866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 64.091690][ T7866] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 64.099655][ T7867] CPU: 1 PID: 7867 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 64.108754][ T7867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.118950][ T7867] Call Trace: [ 64.122239][ T7867] dump_stack+0x12d/0x187 [ 64.126571][ T7867] should_fail.cold.4+0x5/0x13 [ 64.127853][ T7884] FAULT_INJECTION: forcing a failure. [ 64.127853][ T7884] name failslab, interval 1, probability 0, space 0, times 0 [ 64.131352][ T7867] ? fault_create_debugfs_attr+0x150/0x150 [ 64.149875][ T7867] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 64.156452][ T7867] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.161979][ T7867] __should_failslab+0xba/0xf0 [ 64.166717][ T7867] should_failslab+0x9/0x14 [ 64.171545][ T7867] kmem_cache_alloc+0x47/0x760 [ 64.176286][ T7867] ? __kasan_check_read+0x11/0x20 [ 64.181309][ T7867] ? mark_lock+0xbf/0x630 [ 64.185632][ T7867] ? legacy_get_tree+0x103/0x1f0 [ 64.190558][ T7867] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 64.196973][ T7867] idr_get_free+0x35d/0x880 [ 64.201476][ T7867] idr_alloc_u32+0x13a/0x330 [ 64.206059][ T7867] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 64.211705][ T7867] ? lock_acquire+0x209/0x9e0 [ 64.216375][ T7867] ? __kasan_check_write+0x14/0x20 [ 64.221509][ T7867] ? do_raw_spin_lock+0x132/0x2e0 [ 64.226547][ T7867] idr_alloc+0x7d/0xc0 [ 64.230592][ T7867] ? idr_alloc_u32+0x330/0x330 [ 64.235361][ T7867] p9_client_prepare_req.part.5+0x571/0x670 [ 64.241229][ T7867] p9_client_rpc+0x174/0xe50 [ 64.245797][ T7867] ? p9_client_prepare_req.part.5+0x670/0x670 [ 64.251838][ T7867] ? p9_pollwait+0x182/0x210 [ 64.256412][ T7867] ? pipe_poll+0xc8/0x6b0 [ 64.260715][ T7867] ? ksys_dup3+0x2e0/0x2e0 [ 64.265543][ T7867] ? p9_fd_poll+0x19b/0x2a0 [ 64.270020][ T7867] ? p9_conn_create+0x3a5/0x4f0 [ 64.278878][ T7867] ? p9_conn_create+0x4f0/0x4f0 [ 64.283718][ T7867] p9_client_create+0x7fb/0x10f0 [ 64.288656][ T7867] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 64.294711][ T7867] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.300239][ T7867] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.306282][ T7867] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.312067][ T7867] ? lockdep_init_map_waits+0x270/0x870 [ 64.317602][ T7867] v9fs_session_init+0x1ed/0x14c0 [ 64.322612][ T7867] ? v9fs_session_init+0x1ed/0x14c0 [ 64.327802][ T7867] ? find_held_lock+0x36/0x1d0 [ 64.332545][ T7867] ? v9fs_show_options+0x6c0/0x6c0 [ 64.337714][ T7867] ? __kasan_check_read+0x11/0x20 [ 64.342756][ T7867] ? v9fs_mount+0x55/0x7f0 [ 64.347157][ T7867] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.352783][ T7867] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.358844][ T7867] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.365156][ T7867] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.370675][ T7867] ? apparmor_task_alloc+0x2f0/0x2f0 [ 64.375953][ T7867] v9fs_mount+0x72/0x7f0 [ 64.380174][ T7867] ? v9fs_write_inode+0x50/0x50 [ 64.385001][ T7867] legacy_get_tree+0x103/0x1f0 [ 64.389740][ T7867] vfs_get_tree+0x8b/0x2d0 [ 64.394130][ T7867] ? capable+0x14/0x20 [ 64.398173][ T7867] do_mount+0x1272/0x1c30 [ 64.402476][ T7867] ? lock_downgrade+0x960/0x960 [ 64.407326][ T7867] ? copy_mount_string+0x20/0x20 [ 64.412264][ T7867] ? __kasan_check_write+0x14/0x20 [ 64.417363][ T7867] ? _copy_from_user+0xc5/0x110 [ 64.422198][ T7867] __x64_sys_mount+0x169/0x1c0 [ 64.427027][ T7867] do_syscall_64+0xd0/0x630 [ 64.431508][ T7867] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.437373][ T7867] RIP: 0033:0x458da9 [ 64.441261][ T7867] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.461551][ T7867] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.470804][ T7867] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 64.478750][ T7867] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 64.486705][ T7867] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 64.494657][ T7867] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 64.502983][ T7867] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 64.510979][ T7884] CPU: 0 PID: 7884 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 64.519823][ T7884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.529879][ T7884] Call Trace: [ 64.533341][ T7884] dump_stack+0x12d/0x187 [ 64.537690][ T7884] should_fail.cold.4+0x5/0x13 [ 64.542460][ T7884] ? fault_create_debugfs_attr+0x150/0x150 [ 64.548268][ T7884] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 64.554854][ T7884] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.560401][ T7884] __should_failslab+0xba/0xf0 [ 64.565174][ T7884] should_failslab+0x9/0x14 [ 64.569679][ T7884] kmem_cache_alloc+0x47/0x760 [ 64.574552][ T7884] ? __kasan_check_read+0x11/0x20 [ 64.579580][ T7884] ? mark_lock+0xbf/0x630 [ 64.583910][ T7884] ? legacy_get_tree+0x103/0x1f0 [ 64.588852][ T7884] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 64.595268][ T7884] idr_get_free+0x35d/0x880 [ 64.599900][ T7884] idr_alloc_u32+0x13a/0x330 [ 64.602253][ T27] audit: type=1804 audit(1590054952.085:10): pid=7888 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir085184916/syzkaller.lf2nsP/11/file0" dev="sda1" ino=15762 res=1 [ 64.604495][ T7884] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 64.604509][ T7884] ? lock_acquire+0x209/0x9e0 [ 64.604522][ T7884] ? __kasan_check_write+0x14/0x20 [ 64.604528][ T7884] ? do_raw_spin_lock+0x132/0x2e0 [ 64.604537][ T7884] idr_alloc+0x7d/0xc0 [ 64.604543][ T7884] ? idr_alloc_u32+0x330/0x330 [ 64.604556][ T7884] p9_client_prepare_req.part.5+0x571/0x670 [ 64.604568][ T7884] p9_client_rpc+0x174/0xe50 [ 64.628511][ T7888] FAULT_INJECTION: forcing a failure. [ 64.628511][ T7888] name failslab, interval 1, probability 0, space 0, times 0 [ 64.632988][ T7884] ? p9_client_prepare_req.part.5+0x670/0x670 [ 64.687340][ T7884] ? p9_pollwait+0x182/0x210 [ 64.691909][ T7884] ? pipe_poll+0xc8/0x6b0 [ 64.696324][ T7884] ? ksys_dup3+0x2e0/0x2e0 [ 64.700733][ T7884] ? p9_fd_poll+0x19b/0x2a0 [ 64.705233][ T7884] ? p9_conn_create+0x3a5/0x4f0 [ 64.710181][ T7884] ? p9_conn_create+0x4f0/0x4f0 [ 64.715033][ T7884] p9_client_create+0x7fb/0x10f0 [ 64.720046][ T7884] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 64.726364][ T7884] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.732320][ T7884] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.738367][ T7884] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.744197][ T7884] ? lockdep_init_map_waits+0x270/0x870 [ 64.750340][ T7884] v9fs_session_init+0x1ed/0x14c0 [ 64.755336][ T7884] ? v9fs_session_init+0x1ed/0x14c0 [ 64.760862][ T7884] ? find_held_lock+0x36/0x1d0 [ 64.765709][ T7884] ? v9fs_show_options+0x6c0/0x6c0 [ 64.771849][ T7884] ? __kasan_check_read+0x11/0x20 [ 64.776852][ T7884] ? v9fs_mount+0x55/0x7f0 [ 64.781243][ T7884] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.786761][ T7884] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.792803][ T7884] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.798585][ T7884] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.804101][ T7884] ? apparmor_task_alloc+0x2f0/0x2f0 [ 64.809379][ T7884] v9fs_mount+0x72/0x7f0 [ 64.813605][ T7884] ? v9fs_write_inode+0x50/0x50 [ 64.818429][ T7884] legacy_get_tree+0x103/0x1f0 [ 64.823326][ T7884] vfs_get_tree+0x8b/0x2d0 [ 64.827747][ T7884] ? capable+0x14/0x20 [ 64.831820][ T7884] do_mount+0x1272/0x1c30 [ 64.836124][ T7884] ? lock_downgrade+0x960/0x960 [ 64.840953][ T7884] ? copy_mount_string+0x20/0x20 [ 64.845885][ T7884] ? __kasan_check_write+0x14/0x20 [ 64.850970][ T7884] ? _copy_from_user+0xc5/0x110 [ 64.855885][ T7884] __x64_sys_mount+0x169/0x1c0 [ 64.860623][ T7884] do_syscall_64+0xd0/0x630 [ 64.865101][ T7884] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.870963][ T7884] RIP: 0033:0x458da9 [ 64.874841][ T7884] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.894520][ T7884] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.902919][ T7884] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 64.910869][ T7884] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 64.918813][ T7884] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 64.926843][ T7884] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 64.934889][ T7884] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 64.942853][ T7888] CPU: 1 PID: 7888 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 64.951435][ T7888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.961836][ T7888] Call Trace: [ 64.965183][ T7888] dump_stack+0x12d/0x187 [ 64.969512][ T7888] should_fail.cold.4+0x5/0x13 [ 64.974276][ T7888] ? fault_create_debugfs_attr+0x150/0x150 [ 64.980086][ T7888] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 64.986673][ T7888] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.992216][ T7888] __should_failslab+0xba/0xf0 [ 64.996976][ T7888] should_failslab+0x9/0x14 [ 65.001549][ T7888] kmem_cache_alloc+0x47/0x760 [ 65.006315][ T7888] ? __kasan_check_read+0x11/0x20 [ 65.011338][ T7888] ? mark_lock+0xbf/0x630 [ 65.015661][ T7888] ? legacy_get_tree+0x103/0x1f0 [ 65.020597][ T7888] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 65.027021][ T7888] idr_get_free+0x35d/0x880 [ 65.031533][ T7888] idr_alloc_u32+0x13a/0x330 [ 65.036123][ T7888] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 65.038785][ T7901] FAULT_INJECTION: forcing a failure. [ 65.038785][ T7901] name failslab, interval 1, probability 0, space 0, times 0 [ 65.041659][ T7888] ? lock_acquire+0x209/0x9e0 [ 65.058872][ T7888] ? __kasan_check_write+0x14/0x20 [ 65.063955][ T7888] ? do_raw_spin_lock+0x132/0x2e0 [ 65.069043][ T7888] idr_alloc+0x7d/0xc0 [ 65.073098][ T7888] ? idr_alloc_u32+0x330/0x330 [ 65.077846][ T7888] p9_client_prepare_req.part.5+0x571/0x670 [ 65.083733][ T7888] p9_client_rpc+0x174/0xe50 [ 65.088384][ T7888] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 65.094180][ T7888] ? __debug_object_init+0x4fc/0x10f0 [ 65.099541][ T7888] ? __kasan_check_read+0x11/0x20 [ 65.104557][ T7888] ? p9_client_prepare_req.part.5+0x670/0x670 [ 65.110597][ T7888] ? free_object+0x70/0x70 [ 65.114998][ T7888] ? ksys_dup3+0x2e0/0x2e0 [ 65.119399][ T7888] ? lockdep_init_map_waits+0x270/0x870 [ 65.124925][ T7888] ? __kasan_check_write+0x14/0x20 [ 65.130017][ T7888] ? p9_conn_create+0x3ce/0x4f0 [ 65.134852][ T7888] ? p9_conn_create+0x4f0/0x4f0 [ 65.139678][ T7888] p9_client_create+0x7fb/0x10f0 [ 65.144607][ T7888] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 65.150649][ T7888] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.156195][ T7888] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.162247][ T7888] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.168033][ T7888] ? lockdep_init_map_waits+0x270/0x870 [ 65.173586][ T7888] v9fs_session_init+0x1ed/0x14c0 [ 65.178588][ T7888] ? v9fs_session_init+0x1ed/0x14c0 [ 65.183850][ T7888] ? find_held_lock+0x36/0x1d0 [ 65.188679][ T7888] ? v9fs_show_options+0x6c0/0x6c0 [ 65.193761][ T7888] ? __kasan_check_read+0x11/0x20 [ 65.198759][ T7888] ? v9fs_mount+0x55/0x7f0 [ 65.203153][ T7888] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.208686][ T7888] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.214721][ T7888] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.220518][ T7888] ? kmem_cache_alloc_trace+0x39e/0x780 [ 65.226133][ T7888] ? apparmor_task_alloc+0x2f0/0x2f0 [ 65.232348][ T7888] v9fs_mount+0x72/0x7f0 [ 65.236581][ T7888] ? v9fs_write_inode+0x50/0x50 [ 65.241449][ T7888] legacy_get_tree+0x103/0x1f0 [ 65.246188][ T7888] vfs_get_tree+0x8b/0x2d0 [ 65.250591][ T7888] ? capable+0x14/0x20 [ 65.254636][ T7888] do_mount+0x1272/0x1c30 [ 65.258938][ T7888] ? lock_downgrade+0x960/0x960 [ 65.263765][ T7888] ? copy_mount_string+0x20/0x20 [ 65.268683][ T7888] ? __kasan_check_write+0x14/0x20 [ 65.273768][ T7888] ? _copy_from_user+0xc5/0x110 [ 65.278613][ T7888] __x64_sys_mount+0x169/0x1c0 [ 65.283355][ T7888] do_syscall_64+0xd0/0x630 [ 65.287848][ T7888] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.293716][ T7888] RIP: 0033:0x458da9 [ 65.297587][ T7888] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.317193][ T7888] RSP: 002b:00007f8d31ab4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.325577][ T7888] RAX: ffffffffffffffda RBX: 00007f8d31ab4c90 RCX: 0000000000458da9 [ 65.333526][ T7888] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 65.341471][ T7888] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 65.349432][ T7888] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ab56d4 [ 65.357379][ T7888] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 65.365443][ T7901] CPU: 0 PID: 7901 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 65.374545][ T7901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.384594][ T7901] Call Trace: [ 65.387966][ T7901] dump_stack+0x12d/0x187 [ 65.392298][ T7901] should_fail.cold.4+0x5/0x13 [ 65.397064][ T7901] ? stack_trace_save+0x82/0xb0 [ 65.402100][ T7901] ? fault_create_debugfs_attr+0x150/0x150 [ 65.407909][ T7901] __should_failslab+0xba/0xf0 [ 65.412670][ T7901] should_failslab+0x9/0x14 [ 65.417167][ T7901] kmem_cache_alloc+0x47/0x760 [ 65.422014][ T7901] ? __kasan_check_read+0x11/0x20 [ 65.424224][ T7902] FAULT_INJECTION: forcing a failure. [ 65.424224][ T7902] name failslab, interval 1, probability 0, space 0, times 0 [ 65.427029][ T7901] ? mark_lock+0xbf/0x630 [ 65.443972][ T7901] ? legacy_get_tree+0x103/0x1f0 [ 65.448885][ T7901] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 65.455361][ T7901] idr_get_free+0x35d/0x880 [ 65.459841][ T7901] ? mark_held_locks+0x130/0x130 [ 65.464765][ T7901] idr_alloc_u32+0x13a/0x330 [ 65.469329][ T7901] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 65.474878][ T7901] ? lock_acquire+0x209/0x9e0 [ 65.479560][ T7901] ? __kasan_check_write+0x14/0x20 [ 65.484673][ T7901] ? do_raw_spin_lock+0x132/0x2e0 [ 65.489696][ T7901] idr_alloc+0x7d/0xc0 [ 65.493750][ T7901] ? idr_alloc_u32+0x330/0x330 [ 65.498514][ T7901] p9_client_prepare_req.part.5+0x571/0x670 [ 65.504385][ T7901] p9_client_rpc+0x174/0xe50 [ 65.508951][ T7901] ? p9_client_prepare_req.part.5+0x670/0x670 [ 65.515006][ T7901] ? p9_pollwait+0x182/0x210 [ 65.519571][ T7901] ? pipe_poll+0xc8/0x6b0 [ 65.523873][ T7901] ? ksys_dup3+0x2e0/0x2e0 [ 65.528402][ T7901] ? p9_fd_poll+0x19b/0x2a0 [ 65.533014][ T7901] ? p9_conn_create+0x3a5/0x4f0 [ 65.537850][ T7901] ? p9_conn_create+0x4f0/0x4f0 [ 65.542681][ T7901] ? kfree+0x23a/0x2c0 [ 65.546742][ T7901] p9_client_create+0x7fb/0x10f0 [ 65.551674][ T7901] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 65.558072][ T7901] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.563602][ T7901] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.569728][ T7901] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.576207][ T7901] ? lockdep_init_map_waits+0x270/0x870 [ 65.581835][ T7901] v9fs_session_init+0x1ed/0x14c0 [ 65.586834][ T7901] ? v9fs_session_init+0x1ed/0x14c0 [ 65.592021][ T7901] ? find_held_lock+0x36/0x1d0 [ 65.596798][ T7901] ? v9fs_show_options+0x6c0/0x6c0 [ 65.601881][ T7901] ? __kasan_check_read+0x11/0x20 [ 65.606881][ T7901] ? v9fs_mount+0x55/0x7f0 [ 65.611289][ T7901] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.616806][ T7901] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.622846][ T7901] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.628630][ T7901] ? kmem_cache_alloc_trace+0x39e/0x780 [ 65.634154][ T7901] ? apparmor_task_alloc+0x2f0/0x2f0 [ 65.639431][ T7901] v9fs_mount+0x72/0x7f0 [ 65.643649][ T7901] ? v9fs_write_inode+0x50/0x50 [ 65.648475][ T7901] legacy_get_tree+0x103/0x1f0 [ 65.653225][ T7901] vfs_get_tree+0x8b/0x2d0 [ 65.658237][ T7901] ? capable+0x14/0x20 [ 65.662302][ T7901] do_mount+0x1272/0x1c30 [ 65.666617][ T7901] ? lock_downgrade+0x960/0x960 [ 65.671442][ T7901] ? copy_mount_string+0x20/0x20 [ 65.676370][ T7901] ? __kasan_check_write+0x14/0x20 [ 65.681454][ T7901] ? _copy_from_user+0xc5/0x110 [ 65.686402][ T7901] __x64_sys_mount+0x169/0x1c0 [ 65.691151][ T7901] do_syscall_64+0xd0/0x630 [ 65.696079][ T7901] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.701945][ T7901] RIP: 0033:0x458da9 [ 65.705812][ T7901] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.725629][ T7901] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.734026][ T7901] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 65.741985][ T7901] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 65.749931][ T7901] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 65.757874][ T7901] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 65.765955][ T7901] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 65.773934][ T7902] CPU: 1 PID: 7902 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 65.782599][ T7902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.792735][ T7902] Call Trace: [ 65.796028][ T7902] dump_stack+0x12d/0x187 [ 65.797414][ T7903] FAULT_INJECTION: forcing a failure. [ 65.797414][ T7903] name failslab, interval 1, probability 0, space 0, times 0 [ 65.800392][ T7902] should_fail.cold.4+0x5/0x13 [ 65.818319][ T7902] ? fault_create_debugfs_attr+0x150/0x150 [ 65.826239][ T7902] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 65.832886][ T7902] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.838407][ T7902] __should_failslab+0xba/0xf0 [ 65.843154][ T7902] should_failslab+0x9/0x14 [ 65.847627][ T7902] kmem_cache_alloc+0x47/0x760 [ 65.852374][ T7902] ? __kasan_check_read+0x11/0x20 [ 65.857370][ T7902] ? mark_lock+0xbf/0x630 [ 65.861670][ T7902] ? legacy_get_tree+0x103/0x1f0 [ 65.866580][ T7902] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 65.873054][ T7902] idr_get_free+0x35d/0x880 [ 65.878319][ T7902] idr_alloc_u32+0x13a/0x330 [ 65.882882][ T7902] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 65.888842][ T7902] ? lock_acquire+0x209/0x9e0 [ 65.893494][ T7902] ? __kasan_check_write+0x14/0x20 [ 65.898575][ T7902] ? do_raw_spin_lock+0x132/0x2e0 [ 65.903587][ T7902] idr_alloc+0x7d/0xc0 [ 65.907635][ T7902] ? idr_alloc_u32+0x330/0x330 [ 65.912377][ T7902] p9_client_prepare_req.part.5+0x571/0x670 [ 65.918249][ T7902] p9_client_rpc+0x174/0xe50 [ 65.922900][ T7902] ? p9_client_prepare_req.part.5+0x670/0x670 [ 65.928948][ T7902] ? p9_pollwait+0x182/0x210 [ 65.933523][ T7902] ? pipe_poll+0xc8/0x6b0 [ 65.937831][ T7902] ? ksys_dup3+0x2e0/0x2e0 [ 65.942219][ T7902] ? p9_fd_poll+0x19b/0x2a0 [ 65.946704][ T7902] ? p9_conn_create+0x3a5/0x4f0 [ 65.951875][ T7902] ? p9_conn_create+0x4f0/0x4f0 [ 65.956705][ T7902] p9_client_create+0x7fb/0x10f0 [ 65.961625][ T7902] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 65.967664][ T7902] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.973182][ T7902] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.979234][ T7902] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.985014][ T7902] ? lockdep_init_map_waits+0x270/0x870 [ 65.990549][ T7902] v9fs_session_init+0x1ed/0x14c0 [ 65.995545][ T7902] ? v9fs_session_init+0x1ed/0x14c0 [ 66.000713][ T7902] ? find_held_lock+0x36/0x1d0 [ 66.005454][ T7902] ? v9fs_show_options+0x6c0/0x6c0 [ 66.010547][ T7902] ? __kasan_check_read+0x11/0x20 [ 66.015543][ T7902] ? v9fs_mount+0x55/0x7f0 [ 66.019936][ T7902] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.025558][ T7902] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.031610][ T7902] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.037394][ T7902] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.042917][ T7902] ? apparmor_task_alloc+0x2f0/0x2f0 [ 66.048176][ T7902] v9fs_mount+0x72/0x7f0 [ 66.052393][ T7902] ? v9fs_write_inode+0x50/0x50 [ 66.057214][ T7902] legacy_get_tree+0x103/0x1f0 [ 66.061951][ T7902] vfs_get_tree+0x8b/0x2d0 [ 66.066352][ T7902] ? capable+0x14/0x20 [ 66.070394][ T7902] do_mount+0x1272/0x1c30 [ 66.074692][ T7902] ? lock_downgrade+0x960/0x960 [ 66.079517][ T7902] ? copy_mount_string+0x20/0x20 [ 66.084444][ T7902] ? __kasan_check_write+0x14/0x20 [ 66.089533][ T7902] ? _copy_from_user+0xc5/0x110 [ 66.094358][ T7902] __x64_sys_mount+0x169/0x1c0 [ 66.099100][ T7902] do_syscall_64+0xd0/0x630 [ 66.103677][ T7902] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.109714][ T7902] RIP: 0033:0x458da9 [ 66.113588][ T7902] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.133319][ T7902] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.141884][ T7902] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 66.149851][ T7902] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 66.157815][ T7902] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 66.165773][ T7902] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 66.173828][ T7902] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 66.181906][ T7903] CPU: 0 PID: 7903 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 66.190845][ T7903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.200901][ T7903] Call Trace: [ 66.204207][ T7903] dump_stack+0x12d/0x187 [ 66.208542][ T7903] should_fail.cold.4+0x5/0x13 [ 66.213313][ T7903] ? fault_create_debugfs_attr+0x150/0x150 [ 66.219122][ T7903] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 66.225809][ T7903] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.231352][ T7903] __should_failslab+0xba/0xf0 [ 66.236113][ T7903] should_failslab+0x9/0x14 [ 66.240889][ T7903] kmem_cache_alloc+0x47/0x760 [ 66.246053][ T7903] ? __kasan_check_read+0x11/0x20 [ 66.251521][ T7903] ? mark_lock+0xbf/0x630 [ 66.255852][ T7903] ? legacy_get_tree+0x103/0x1f0 [ 66.260875][ T7903] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 66.267321][ T7903] idr_get_free+0x35d/0x880 [ 66.271835][ T7903] idr_alloc_u32+0x13a/0x330 [ 66.274211][ T27] audit: type=1804 audit(1590054953.755:11): pid=7914 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir274105407/syzkaller.xSGNJO/6/file0" dev="sda1" ino=15832 res=1 [ 66.276420][ T7903] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 66.276428][ T7903] ? lock_acquire+0x209/0x9e0 [ 66.276446][ T7903] ? __kasan_check_write+0x14/0x20 [ 66.276454][ T7903] ? do_raw_spin_lock+0x132/0x2e0 [ 66.276462][ T7903] idr_alloc+0x7d/0xc0 [ 66.276468][ T7903] ? idr_alloc_u32+0x330/0x330 [ 66.276482][ T7903] p9_client_prepare_req.part.5+0x571/0x670 [ 66.276493][ T7903] p9_client_rpc+0x174/0xe50 [ 66.276509][ T7903] ? p9_client_prepare_req.part.5+0x670/0x670 [ 66.306215][ T7914] FAULT_INJECTION: forcing a failure. [ 66.306215][ T7914] name failslab, interval 1, probability 0, space 0, times 0 [ 66.310315][ T7903] ? p9_pollwait+0x182/0x210 [ 66.362965][ T7903] ? pipe_poll+0xc8/0x6b0 [ 66.367280][ T7903] ? ksys_dup3+0x2e0/0x2e0 [ 66.371690][ T7903] ? p9_fd_poll+0x19b/0x2a0 [ 66.377145][ T7903] ? p9_conn_create+0x3a5/0x4f0 [ 66.381971][ T7903] ? p9_conn_create+0x4f0/0x4f0 [ 66.386810][ T7903] p9_client_create+0x7fb/0x10f0 [ 66.391726][ T7903] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 66.397860][ T7903] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.403379][ T7903] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.409507][ T7903] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.415291][ T7903] ? lockdep_init_map_waits+0x270/0x870 [ 66.420816][ T7903] v9fs_session_init+0x1ed/0x14c0 [ 66.425818][ T7903] ? v9fs_session_init+0x1ed/0x14c0 [ 66.430996][ T7903] ? find_held_lock+0x36/0x1d0 [ 66.435737][ T7903] ? v9fs_show_options+0x6c0/0x6c0 [ 66.440822][ T7903] ? __kasan_check_read+0x11/0x20 [ 66.445821][ T7903] ? v9fs_mount+0x55/0x7f0 [ 66.450211][ T7903] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.455870][ T7903] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.462253][ T7903] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.468664][ T7903] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.474590][ T7903] ? apparmor_task_alloc+0x2f0/0x2f0 [ 66.479849][ T7903] v9fs_mount+0x72/0x7f0 [ 66.484176][ T7903] ? v9fs_write_inode+0x50/0x50 [ 66.489097][ T7903] legacy_get_tree+0x103/0x1f0 [ 66.494430][ T7903] vfs_get_tree+0x8b/0x2d0 [ 66.499044][ T7903] ? capable+0x14/0x20 [ 66.503089][ T7903] do_mount+0x1272/0x1c30 [ 66.507392][ T7903] ? lock_downgrade+0x960/0x960 [ 66.512220][ T7903] ? copy_mount_string+0x20/0x20 [ 66.517488][ T7903] ? __kasan_check_write+0x14/0x20 [ 66.522572][ T7903] ? _copy_from_user+0xc5/0x110 [ 66.527399][ T7903] __x64_sys_mount+0x169/0x1c0 [ 66.532282][ T7903] do_syscall_64+0xd0/0x630 [ 66.536773][ T7903] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.542728][ T7903] RIP: 0033:0x458da9 [ 66.546615][ T7903] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.567592][ T7903] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.575978][ T7903] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 66.583937][ T7903] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 66.591893][ T7903] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 66.599864][ T7903] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 66.607814][ T7903] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 66.615798][ T7914] CPU: 1 PID: 7914 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 66.625861][ T7914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.636051][ T7914] Call Trace: [ 66.639343][ T7914] dump_stack+0x12d/0x187 [ 66.643679][ T7914] should_fail.cold.4+0x5/0x13 [ 66.648632][ T7914] ? fault_create_debugfs_attr+0x150/0x150 [ 66.654446][ T7914] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 66.661029][ T7914] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.666661][ T7914] __should_failslab+0xba/0xf0 [ 66.671420][ T7914] should_failslab+0x9/0x14 [ 66.677139][ T7914] kmem_cache_alloc+0x47/0x760 [ 66.679986][ T7921] FAULT_INJECTION: forcing a failure. [ 66.679986][ T7921] name failslab, interval 1, probability 0, space 0, times 0 [ 66.681904][ T7914] ? __kasan_check_read+0x11/0x20 [ 66.699713][ T7914] ? mark_lock+0xbf/0x630 [ 66.704034][ T7914] ? legacy_get_tree+0x103/0x1f0 [ 66.708951][ T7914] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 66.715340][ T7914] idr_get_free+0x35d/0x880 [ 66.719823][ T7914] idr_alloc_u32+0x13a/0x330 [ 66.724387][ T7914] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 66.729906][ T7914] ? lock_acquire+0x209/0x9e0 [ 66.734574][ T7914] ? __kasan_check_write+0x14/0x20 [ 66.739672][ T7914] ? do_raw_spin_lock+0x132/0x2e0 [ 66.744679][ T7914] idr_alloc+0x7d/0xc0 [ 66.748725][ T7914] ? idr_alloc_u32+0x330/0x330 [ 66.753466][ T7914] p9_client_prepare_req.part.5+0x571/0x670 [ 66.759338][ T7914] p9_client_rpc+0x174/0xe50 [ 66.763900][ T7914] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 66.769682][ T7914] ? __debug_object_init+0x4fc/0x10f0 [ 66.775031][ T7914] ? __kasan_check_read+0x11/0x20 [ 66.780030][ T7914] ? p9_client_prepare_req.part.5+0x670/0x670 [ 66.786074][ T7914] ? free_object+0x70/0x70 [ 66.790461][ T7914] ? ksys_dup3+0x2e0/0x2e0 [ 66.794856][ T7914] ? lockdep_init_map_waits+0x270/0x870 [ 66.800417][ T7914] ? __kasan_check_write+0x14/0x20 [ 66.805499][ T7914] ? p9_conn_create+0x3ce/0x4f0 [ 66.810324][ T7914] ? p9_conn_create+0x4f0/0x4f0 [ 66.815169][ T7914] p9_client_create+0x7fb/0x10f0 [ 66.820085][ T7914] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 66.826124][ T7914] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.831641][ T7914] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.837681][ T7914] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.843480][ T7914] ? lockdep_init_map_waits+0x270/0x870 [ 66.849005][ T7914] v9fs_session_init+0x1ed/0x14c0 [ 66.854090][ T7914] ? v9fs_session_init+0x1ed/0x14c0 [ 66.859263][ T7914] ? find_held_lock+0x36/0x1d0 [ 66.864002][ T7914] ? v9fs_show_options+0x6c0/0x6c0 [ 66.869087][ T7914] ? __kasan_check_read+0x11/0x20 [ 66.874102][ T7914] ? v9fs_mount+0x55/0x7f0 [ 66.878495][ T7914] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.884025][ T7914] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.890059][ T7914] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.895849][ T7914] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.901364][ T7914] ? apparmor_task_alloc+0x2f0/0x2f0 [ 66.906623][ T7914] v9fs_mount+0x72/0x7f0 [ 66.910843][ T7914] ? v9fs_write_inode+0x50/0x50 [ 66.915663][ T7914] legacy_get_tree+0x103/0x1f0 [ 66.920401][ T7914] vfs_get_tree+0x8b/0x2d0 [ 66.924800][ T7914] ? capable+0x14/0x20 [ 66.928843][ T7914] do_mount+0x1272/0x1c30 [ 66.933142][ T7914] ? lock_downgrade+0x960/0x960 [ 66.937990][ T7914] ? copy_mount_string+0x20/0x20 [ 66.942909][ T7914] ? __kasan_check_write+0x14/0x20 [ 66.948009][ T7914] ? _copy_from_user+0xc5/0x110 [ 66.952834][ T7914] __x64_sys_mount+0x169/0x1c0 [ 66.957586][ T7914] do_syscall_64+0xd0/0x630 [ 66.962062][ T7914] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.968196][ T7914] RIP: 0033:0x458da9 [ 66.972156][ T7914] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.991732][ T7914] RSP: 002b:00007fb9f00a5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.000129][ T7914] RAX: ffffffffffffffda RBX: 00007fb9f00a5c90 RCX: 0000000000458da9 2020/05/21 09:55:54 executed programs: 51 [ 67.008086][ T7914] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 67.016038][ T7914] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 67.023984][ T7914] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00a66d4 [ 67.031932][ T7914] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 67.040015][ T7921] CPU: 0 PID: 7921 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 67.048594][ T7921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.058643][ T7921] Call Trace: [ 67.061923][ T7921] dump_stack+0x12d/0x187 [ 67.066255][ T7921] should_fail.cold.4+0x5/0x13 [ 67.071014][ T7921] ? fault_create_debugfs_attr+0x150/0x150 [ 67.076812][ T7921] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 67.083384][ T7921] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.088926][ T7921] __should_failslab+0xba/0xf0 [ 67.093686][ T7921] should_failslab+0x9/0x14 [ 67.098180][ T7921] kmem_cache_alloc+0x47/0x760 [ 67.102934][ T7921] ? __kasan_check_read+0x11/0x20 [ 67.107950][ T7921] ? mark_lock+0xbf/0x630 [ 67.112272][ T7921] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 67.118680][ T7921] idr_get_free+0x35d/0x880 [ 67.123186][ T7921] idr_alloc_u32+0x13a/0x330 [ 67.127767][ T7921] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 67.133299][ T7921] ? lock_acquire+0x209/0x9e0 [ 67.137998][ T7921] ? __kasan_check_write+0x14/0x20 [ 67.143092][ T7921] ? do_raw_spin_lock+0x132/0x2e0 [ 67.148104][ T7921] idr_alloc+0x7d/0xc0 [ 67.152158][ T7921] ? idr_alloc_u32+0x330/0x330 [ 67.156920][ T7921] p9_client_prepare_req.part.5+0x571/0x670 [ 67.161255][ T7912] 9pnet: Insufficient options for proto=fd [ 67.162829][ T7921] p9_client_rpc+0x174/0xe50 [ 67.162840][ T7921] ? p9_client_prepare_req.part.5+0x670/0x670 [ 67.162849][ T7921] ? p9_pollwait+0x182/0x210 [ 67.162858][ T7921] ? pipe_poll+0xc8/0x6b0 [ 67.162864][ T7921] ? ksys_dup3+0x2e0/0x2e0 [ 67.162871][ T7921] ? p9_fd_poll+0x19b/0x2a0 [ 67.162878][ T7921] ? p9_conn_create+0x3a5/0x4f0 [ 67.162887][ T7921] ? p9_conn_create+0x4f0/0x4f0 [ 67.162902][ T7921] p9_client_create+0x7fb/0x10f0 [ 67.162915][ T7921] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 67.162923][ T7921] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.162928][ T7921] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.162933][ T7921] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.162949][ T7921] ? lockdep_init_map_waits+0x270/0x870 [ 67.162970][ T7921] v9fs_session_init+0x1ed/0x14c0 [ 67.249009][ T7921] ? v9fs_session_init+0x1ed/0x14c0 [ 67.254318][ T7921] ? find_held_lock+0x36/0x1d0 [ 67.259085][ T7921] ? v9fs_show_options+0x6c0/0x6c0 [ 67.264164][ T7921] ? __kasan_check_read+0x11/0x20 [ 67.269167][ T7921] ? v9fs_mount+0x55/0x7f0 [ 67.273637][ T7921] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.279154][ T7921] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.285192][ T7921] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.290978][ T7921] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.296520][ T7921] ? apparmor_task_alloc+0x2f0/0x2f0 [ 67.301811][ T7921] v9fs_mount+0x72/0x7f0 [ 67.306044][ T7921] ? v9fs_write_inode+0x50/0x50 [ 67.310894][ T7921] legacy_get_tree+0x103/0x1f0 [ 67.315659][ T7921] vfs_get_tree+0x8b/0x2d0 [ 67.320319][ T7921] ? capable+0x14/0x20 [ 67.324377][ T7921] do_mount+0x1272/0x1c30 [ 67.328689][ T7921] ? lock_downgrade+0x960/0x960 [ 67.333547][ T7921] ? copy_mount_string+0x20/0x20 [ 67.338475][ T7921] ? __kasan_check_write+0x14/0x20 [ 67.343572][ T7921] ? _copy_from_user+0xc5/0x110 [ 67.348400][ T7921] __x64_sys_mount+0x169/0x1c0 [ 67.353136][ T7921] do_syscall_64+0xd0/0x630 [ 67.357610][ T7921] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.363469][ T7921] RIP: 0033:0x458da9 [ 67.367350][ T7921] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.386945][ T7921] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.395344][ T7921] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 67.403393][ T7921] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 67.411339][ T7921] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 67.419287][ T7921] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 67.427235][ T7921] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 67.496115][ T7932] FAULT_INJECTION: forcing a failure. [ 67.496115][ T7932] name failslab, interval 1, probability 0, space 0, times 0 [ 67.496119][ T7937] FAULT_INJECTION: forcing a failure. [ 67.496119][ T7937] name failslab, interval 1, probability 0, space 0, times 0 [ 67.496127][ T7937] CPU: 0 PID: 7937 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 67.529928][ T7937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.539956][ T7937] Call Trace: [ 67.543223][ T7937] dump_stack+0x12d/0x187 [ 67.547531][ T7937] should_fail.cold.4+0x5/0x13 [ 67.552271][ T7937] ? fault_create_debugfs_attr+0x150/0x150 [ 67.558067][ T7937] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 67.564639][ T7937] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.570259][ T7937] __should_failslab+0xba/0xf0 [ 67.574996][ T7937] should_failslab+0x9/0x14 [ 67.579498][ T7937] kmem_cache_alloc+0x47/0x760 [ 67.584261][ T7937] ? __kasan_check_read+0x11/0x20 [ 67.589626][ T7937] ? mark_lock+0xbf/0x630 [ 67.593944][ T7937] ? legacy_get_tree+0x103/0x1f0 [ 67.598912][ T7937] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 67.605306][ T7937] idr_get_free+0x35d/0x880 [ 67.609791][ T7937] idr_alloc_u32+0x13a/0x330 [ 67.614353][ T7937] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 67.619882][ T7937] ? lock_acquire+0x209/0x9e0 [ 67.624806][ T7937] ? __kasan_check_write+0x14/0x20 [ 67.629893][ T7937] ? do_raw_spin_lock+0x132/0x2e0 [ 67.634891][ T7937] idr_alloc+0x7d/0xc0 [ 67.638931][ T7937] ? idr_alloc_u32+0x330/0x330 [ 67.643675][ T7937] p9_client_prepare_req.part.5+0x571/0x670 [ 67.649555][ T7937] p9_client_rpc+0x174/0xe50 [ 67.654121][ T7937] ? p9_client_prepare_req.part.5+0x670/0x670 [ 67.660160][ T7937] ? p9_pollwait+0x182/0x210 [ 67.664724][ T7937] ? pipe_poll+0xc8/0x6b0 [ 67.669033][ T7937] ? ksys_dup3+0x2e0/0x2e0 [ 67.673423][ T7937] ? p9_fd_poll+0x19b/0x2a0 [ 67.677976][ T7937] ? p9_conn_create+0x3a5/0x4f0 [ 67.682812][ T7937] ? p9_conn_create+0x4f0/0x4f0 [ 67.687647][ T7937] p9_client_create+0x7fb/0x10f0 [ 67.692566][ T7937] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 67.698613][ T7937] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.704135][ T7937] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.710172][ T7937] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.715955][ T7937] ? lockdep_init_map_waits+0x270/0x870 [ 67.721653][ T7937] v9fs_session_init+0x1ed/0x14c0 [ 67.726649][ T7937] ? v9fs_session_init+0x1ed/0x14c0 [ 67.731818][ T7937] ? find_held_lock+0x36/0x1d0 [ 67.736568][ T7937] ? v9fs_show_options+0x6c0/0x6c0 [ 67.741655][ T7937] ? __kasan_check_read+0x11/0x20 [ 67.746699][ T7937] ? v9fs_mount+0x55/0x7f0 [ 67.751096][ T7937] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.756632][ T7937] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.762770][ T7937] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.768571][ T7937] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.774091][ T7937] ? apparmor_task_alloc+0x2f0/0x2f0 [ 67.779351][ T7937] v9fs_mount+0x72/0x7f0 [ 67.783570][ T7937] ? v9fs_write_inode+0x50/0x50 [ 67.788467][ T7937] legacy_get_tree+0x103/0x1f0 [ 67.793204][ T7937] vfs_get_tree+0x8b/0x2d0 [ 67.797602][ T7937] ? capable+0x14/0x20 [ 67.801646][ T7937] do_mount+0x1272/0x1c30 [ 67.806011][ T7937] ? lock_downgrade+0x960/0x960 [ 67.810837][ T7937] ? copy_mount_string+0x20/0x20 [ 67.815754][ T7937] ? __kasan_check_write+0x14/0x20 [ 67.820835][ T7937] ? _copy_from_user+0xc5/0x110 [ 67.825659][ T7937] __x64_sys_mount+0x169/0x1c0 [ 67.830399][ T7937] do_syscall_64+0xd0/0x630 [ 67.834888][ T7937] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.840766][ T7937] RIP: 0033:0x458da9 [ 67.844638][ T7937] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.865778][ T7937] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.874161][ T7937] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 67.882118][ T7937] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 67.890150][ T7937] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 67.898096][ T7937] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 67.906039][ T7937] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 67.914184][ T7932] CPU: 1 PID: 7932 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 67.916429][ T7938] FAULT_INJECTION: forcing a failure. [ 67.916429][ T7938] name failslab, interval 1, probability 0, space 0, times 0 [ 67.922764][ T7932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.945398][ T7932] Call Trace: [ 67.948665][ T7932] dump_stack+0x12d/0x187 [ 67.952971][ T7932] should_fail.cold.4+0x5/0x13 [ 67.957808][ T7932] ? fault_create_debugfs_attr+0x150/0x150 [ 67.963599][ T7932] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 67.970338][ T7932] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.975947][ T7932] __should_failslab+0xba/0xf0 [ 67.980769][ T7932] should_failslab+0x9/0x14 [ 67.985334][ T7932] kmem_cache_alloc+0x47/0x760 [ 67.990072][ T7932] ? __kasan_check_read+0x11/0x20 [ 67.995083][ T7932] ? mark_lock+0xbf/0x630 [ 67.999387][ T7932] ? legacy_get_tree+0x103/0x1f0 [ 68.004303][ T7932] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 68.010707][ T7932] idr_get_free+0x35d/0x880 [ 68.015192][ T7932] idr_alloc_u32+0x13a/0x330 [ 68.020478][ T7932] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 68.026013][ T7932] ? lock_acquire+0x209/0x9e0 [ 68.030681][ T7932] ? __kasan_check_write+0x14/0x20 [ 68.036807][ T7932] ? do_raw_spin_lock+0x132/0x2e0 [ 68.041809][ T7932] idr_alloc+0x7d/0xc0 [ 68.045868][ T7932] ? idr_alloc_u32+0x330/0x330 [ 68.050879][ T7932] p9_client_prepare_req.part.5+0x571/0x670 [ 68.056844][ T7932] p9_client_rpc+0x174/0xe50 [ 68.061424][ T7932] ? p9_client_prepare_req.part.5+0x670/0x670 [ 68.067863][ T7932] ? p9_pollwait+0x182/0x210 [ 68.072442][ T7932] ? pipe_poll+0xc8/0x6b0 [ 68.077265][ T7932] ? ksys_dup3+0x2e0/0x2e0 [ 68.081765][ T7932] ? p9_fd_poll+0x19b/0x2a0 [ 68.087376][ T7932] ? p9_conn_create+0x3a5/0x4f0 [ 68.092203][ T7932] ? p9_conn_create+0x4f0/0x4f0 [ 68.097082][ T7932] p9_client_create+0x7fb/0x10f0 [ 68.102008][ T7932] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 68.109232][ T7932] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.114750][ T7932] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.120793][ T7932] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.126581][ T7932] ? lockdep_init_map_waits+0x270/0x870 [ 68.132558][ T7932] v9fs_session_init+0x1ed/0x14c0 [ 68.137562][ T7932] ? v9fs_session_init+0x1ed/0x14c0 [ 68.142822][ T7932] ? find_held_lock+0x36/0x1d0 [ 68.147651][ T7932] ? v9fs_show_options+0x6c0/0x6c0 [ 68.152734][ T7932] ? __kasan_check_read+0x11/0x20 [ 68.157733][ T7932] ? v9fs_mount+0x55/0x7f0 [ 68.162127][ T7932] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.167645][ T7932] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.173696][ T7932] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.180967][ T7932] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.186502][ T7932] ? apparmor_task_alloc+0x2f0/0x2f0 [ 68.192215][ T7932] v9fs_mount+0x72/0x7f0 [ 68.196434][ T7932] ? v9fs_write_inode+0x50/0x50 [ 68.201258][ T7932] legacy_get_tree+0x103/0x1f0 [ 68.206015][ T7932] vfs_get_tree+0x8b/0x2d0 [ 68.210454][ T7932] ? capable+0x14/0x20 [ 68.214501][ T7932] do_mount+0x1272/0x1c30 [ 68.218818][ T7932] ? lock_downgrade+0x960/0x960 [ 68.223643][ T7932] ? copy_mount_string+0x20/0x20 [ 68.228563][ T7932] ? __kasan_check_write+0x14/0x20 [ 68.233731][ T7932] ? _copy_from_user+0xc5/0x110 [ 68.238558][ T7932] __x64_sys_mount+0x169/0x1c0 [ 68.243315][ T7932] do_syscall_64+0xd0/0x630 [ 68.247806][ T7932] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.253672][ T7932] RIP: 0033:0x458da9 [ 68.257543][ T7932] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.277381][ T7932] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.285936][ T7932] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 68.293920][ T7932] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 68.301891][ T7932] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 68.309842][ T7932] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 68.317985][ T7932] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 68.325954][ T7938] CPU: 0 PID: 7938 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 68.334626][ T7938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.343415][ T7934] FAULT_INJECTION: forcing a failure. [ 68.343415][ T7934] name failslab, interval 1, probability 0, space 0, times 0 [ 68.344673][ T7938] Call Trace: [ 68.360553][ T7938] dump_stack+0x12d/0x187 [ 68.364882][ T7938] should_fail.cold.4+0x5/0x13 [ 68.369638][ T7938] ? fault_create_debugfs_attr+0x150/0x150 [ 68.375423][ T7938] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 68.382782][ T7938] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.388393][ T7938] __should_failslab+0xba/0xf0 [ 68.393477][ T7938] should_failslab+0x9/0x14 [ 68.397955][ T7938] kmem_cache_alloc+0x47/0x760 [ 68.403663][ T7938] ? __kasan_check_read+0x11/0x20 [ 68.408664][ T7938] ? mark_lock+0xbf/0x630 [ 68.412971][ T7938] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 68.419378][ T7938] idr_get_free+0x35d/0x880 [ 68.424039][ T7938] idr_alloc_u32+0x13a/0x330 [ 68.428601][ T7938] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 68.434217][ T7938] ? lock_acquire+0x209/0x9e0 [ 68.438870][ T7938] ? __kasan_check_write+0x14/0x20 [ 68.443953][ T7938] ? do_raw_spin_lock+0x132/0x2e0 [ 68.448951][ T7938] idr_alloc+0x7d/0xc0 [ 68.453043][ T7938] ? idr_alloc_u32+0x330/0x330 [ 68.457782][ T7938] p9_client_prepare_req.part.5+0x571/0x670 [ 68.463670][ T7938] p9_client_rpc+0x174/0xe50 [ 68.468237][ T7938] ? p9_client_prepare_req.part.5+0x670/0x670 [ 68.476200][ T7938] ? p9_pollwait+0x182/0x210 [ 68.480775][ T7938] ? pipe_poll+0xc8/0x6b0 [ 68.485076][ T7938] ? ksys_dup3+0x2e0/0x2e0 [ 68.489476][ T7938] ? p9_fd_poll+0x19b/0x2a0 [ 68.493963][ T7938] ? p9_conn_create+0x3a5/0x4f0 [ 68.498786][ T7938] ? p9_conn_create+0x4f0/0x4f0 [ 68.503709][ T7938] p9_client_create+0x7fb/0x10f0 [ 68.508731][ T7938] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 68.514790][ T7938] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.520741][ T7938] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.526797][ T7938] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.532581][ T7938] ? lockdep_init_map_waits+0x270/0x870 [ 68.538123][ T7938] v9fs_session_init+0x1ed/0x14c0 [ 68.543117][ T7938] ? v9fs_session_init+0x1ed/0x14c0 [ 68.548288][ T7938] ? find_held_lock+0x36/0x1d0 [ 68.553034][ T7938] ? v9fs_show_options+0x6c0/0x6c0 [ 68.558474][ T7938] ? __kasan_check_read+0x11/0x20 [ 68.563475][ T7938] ? v9fs_mount+0x55/0x7f0 [ 68.568391][ T7938] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.574437][ T7938] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.580497][ T7938] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.586289][ T7938] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.591818][ T7938] ? apparmor_task_alloc+0x2f0/0x2f0 [ 68.597088][ T7938] v9fs_mount+0x72/0x7f0 [ 68.601309][ T7938] ? v9fs_write_inode+0x50/0x50 [ 68.606313][ T7938] legacy_get_tree+0x103/0x1f0 [ 68.611060][ T7938] vfs_get_tree+0x8b/0x2d0 [ 68.615447][ T7938] ? capable+0x14/0x20 [ 68.619488][ T7938] do_mount+0x1272/0x1c30 [ 68.623797][ T7938] ? lock_downgrade+0x960/0x960 [ 68.628710][ T7938] ? copy_mount_string+0x20/0x20 [ 68.633631][ T7938] ? __kasan_check_write+0x14/0x20 [ 68.638837][ T7938] ? _copy_from_user+0xc5/0x110 [ 68.643667][ T7938] __x64_sys_mount+0x169/0x1c0 [ 68.648415][ T7938] do_syscall_64+0xd0/0x630 [ 68.652895][ T7938] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.659148][ T7938] RIP: 0033:0x458da9 [ 68.663036][ T7938] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.683577][ T7938] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.691963][ T7938] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 68.699910][ T7938] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 68.708215][ T7938] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 68.716198][ T7938] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 68.724174][ T7938] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 68.732241][ T7934] CPU: 1 PID: 7934 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 68.733045][ T7931] FAULT_INJECTION: forcing a failure. [ 68.733045][ T7931] name failslab, interval 1, probability 0, space 0, times 0 [ 68.740814][ T7934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.740819][ T7934] Call Trace: [ 68.766844][ T7934] dump_stack+0x12d/0x187 [ 68.771156][ T7934] should_fail.cold.4+0x5/0x13 [ 68.775895][ T7934] ? stack_trace_save+0x82/0xb0 [ 68.780722][ T7934] ? fault_create_debugfs_attr+0x150/0x150 [ 68.786511][ T7934] __should_failslab+0xba/0xf0 [ 68.791439][ T7934] should_failslab+0x9/0x14 [ 68.795918][ T7934] kmem_cache_alloc+0x47/0x760 [ 68.800675][ T7934] ? __kasan_check_read+0x11/0x20 [ 68.805861][ T7934] ? mark_lock+0xbf/0x630 [ 68.810163][ T7934] ? mark_held_locks+0x130/0x130 [ 68.815103][ T7934] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 68.821492][ T7934] idr_get_free+0x35d/0x880 [ 68.825977][ T7934] ? mark_held_locks+0x130/0x130 [ 68.830890][ T7934] idr_alloc_u32+0x13a/0x330 [ 68.835455][ T7934] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 68.840968][ T7934] ? lock_acquire+0x209/0x9e0 [ 68.845726][ T7934] ? __kasan_check_write+0x14/0x20 [ 68.850878][ T7934] ? do_raw_spin_lock+0x132/0x2e0 [ 68.855896][ T7934] idr_alloc+0x7d/0xc0 [ 68.860035][ T7934] ? idr_alloc_u32+0x330/0x330 [ 68.864777][ T7934] p9_client_prepare_req.part.5+0x571/0x670 [ 68.870656][ T7934] p9_client_rpc+0x174/0xe50 [ 68.875222][ T7934] ? p9_client_prepare_req.part.5+0x670/0x670 [ 68.881438][ T7934] ? p9_pollwait+0x182/0x210 [ 68.886028][ T7934] ? pipe_poll+0xc8/0x6b0 [ 68.891044][ T7934] ? ksys_dup3+0x2e0/0x2e0 [ 68.895449][ T7934] ? p9_fd_poll+0x19b/0x2a0 [ 68.899928][ T7934] ? p9_conn_create+0x3a5/0x4f0 [ 68.904769][ T7934] ? p9_conn_create+0x4f0/0x4f0 [ 68.909611][ T7934] p9_client_create+0x7fb/0x10f0 [ 68.914546][ T7934] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 68.920589][ T7934] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.926209][ T7934] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.932680][ T7934] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.938924][ T7934] ? lockdep_init_map_waits+0x270/0x870 [ 68.944453][ T7934] v9fs_session_init+0x1ed/0x14c0 [ 68.949450][ T7934] ? v9fs_session_init+0x1ed/0x14c0 [ 68.954631][ T7934] ? find_held_lock+0x36/0x1d0 [ 68.959375][ T7934] ? v9fs_show_options+0x6c0/0x6c0 [ 68.964555][ T7934] ? __kasan_check_read+0x11/0x20 [ 68.969569][ T7934] ? v9fs_mount+0x55/0x7f0 [ 68.973959][ T7934] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.979476][ T7934] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.985526][ T7934] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.991329][ T7934] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.996873][ T7934] ? apparmor_task_alloc+0x2f0/0x2f0 [ 69.003611][ T7934] v9fs_mount+0x72/0x7f0 [ 69.007846][ T7934] ? v9fs_write_inode+0x50/0x50 [ 69.012844][ T7934] legacy_get_tree+0x103/0x1f0 [ 69.021882][ T7934] vfs_get_tree+0x8b/0x2d0 [ 69.026271][ T7934] ? capable+0x14/0x20 [ 69.031010][ T7934] do_mount+0x1272/0x1c30 [ 69.035310][ T7934] ? lock_downgrade+0x960/0x960 [ 69.040224][ T7934] ? copy_mount_string+0x20/0x20 [ 69.045340][ T7934] ? __kasan_check_write+0x14/0x20 [ 69.050427][ T7934] ? _copy_from_user+0xc5/0x110 [ 69.055269][ T7934] __x64_sys_mount+0x169/0x1c0 [ 69.060025][ T7934] do_syscall_64+0xd0/0x630 [ 69.064606][ T7934] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.070484][ T7934] RIP: 0033:0x458da9 [ 69.074374][ T7934] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.093956][ T7934] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.102886][ T7934] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 69.110833][ T7934] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 69.118801][ T7934] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 69.126870][ T7934] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 69.134818][ T7934] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 69.142795][ T7931] CPU: 0 PID: 7931 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 69.151481][ T7931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.161513][ T7931] Call Trace: [ 69.164780][ T7931] dump_stack+0x12d/0x187 [ 69.169149][ T7931] should_fail.cold.4+0x5/0x13 [ 69.173907][ T7931] ? fault_create_debugfs_attr+0x150/0x150 [ 69.179948][ T7931] ? save_stack+0x3f/0x50 [ 69.184250][ T7931] ? save_stack+0x21/0x50 [ 69.188572][ T7931] __should_failslab+0xba/0xf0 [ 69.193500][ T7931] should_failslab+0x9/0x14 [ 69.197978][ T7931] kmem_cache_alloc+0x47/0x760 [ 69.202843][ T7931] ? __kasan_check_read+0x11/0x20 [ 69.207841][ T7931] ? mark_lock+0xbf/0x630 [ 69.212228][ T7931] ? legacy_get_tree+0x103/0x1f0 [ 69.217164][ T7931] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 69.223552][ T7931] idr_get_free+0x35d/0x880 [ 69.228046][ T7931] ? mark_held_locks+0x130/0x130 [ 69.232961][ T7931] idr_alloc_u32+0x13a/0x330 [ 69.237522][ T7931] ? __radix_tree_preload+0xc1/0x230 [ 69.243583][ T7931] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 69.249101][ T7931] ? lock_acquire+0x209/0x9e0 [ 69.253769][ T7931] ? __kasan_check_write+0x14/0x20 [ 69.259180][ T7931] ? do_raw_spin_lock+0x132/0x2e0 [ 69.264443][ T7931] idr_alloc+0x7d/0xc0 [ 69.268508][ T7931] ? idr_alloc_u32+0x330/0x330 [ 69.275001][ T7931] p9_client_prepare_req.part.5+0x571/0x670 [ 69.280885][ T7931] p9_client_rpc+0x174/0xe50 [ 69.285446][ T7931] ? p9_client_prepare_req.part.5+0x670/0x670 [ 69.291488][ T7931] ? p9_pollwait+0x182/0x210 [ 69.296049][ T7931] ? pipe_poll+0xc8/0x6b0 [ 69.300346][ T7931] ? ksys_dup3+0x2e0/0x2e0 [ 69.304732][ T7931] ? p9_fd_poll+0x19b/0x2a0 [ 69.309211][ T7931] ? p9_conn_create+0x3a5/0x4f0 [ 69.314037][ T7931] ? p9_conn_create+0x4f0/0x4f0 [ 69.318870][ T7931] p9_client_create+0x7fb/0x10f0 [ 69.323794][ T7931] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 69.329830][ T7931] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.335348][ T7931] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.341823][ T7931] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.347801][ T7931] ? lockdep_init_map_waits+0x270/0x870 [ 69.353321][ T7931] v9fs_session_init+0x1ed/0x14c0 [ 69.359101][ T7931] ? v9fs_session_init+0x1ed/0x14c0 [ 69.365057][ T7931] ? find_held_lock+0x36/0x1d0 [ 69.369898][ T7931] ? v9fs_show_options+0x6c0/0x6c0 [ 69.376033][ T7931] ? __kasan_check_read+0x11/0x20 [ 69.381408][ T7931] ? v9fs_mount+0x55/0x7f0 [ 69.385815][ T7931] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.391763][ T7931] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.397821][ T7931] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.403621][ T7931] ? kmem_cache_alloc_trace+0x39e/0x780 [ 69.409141][ T7931] ? apparmor_task_alloc+0x2f0/0x2f0 [ 69.414400][ T7931] v9fs_mount+0x72/0x7f0 [ 69.418616][ T7931] ? v9fs_write_inode+0x50/0x50 [ 69.423439][ T7931] legacy_get_tree+0x103/0x1f0 [ 69.428179][ T7931] vfs_get_tree+0x8b/0x2d0 [ 69.432567][ T7931] ? capable+0x14/0x20 [ 69.437574][ T7931] do_mount+0x1272/0x1c30 [ 69.441888][ T7931] ? lock_downgrade+0x960/0x960 [ 69.446715][ T7931] ? copy_mount_string+0x20/0x20 [ 69.451634][ T7931] ? __kasan_check_write+0x14/0x20 [ 69.456720][ T7931] ? _copy_from_user+0xc5/0x110 [ 69.461563][ T7931] __x64_sys_mount+0x169/0x1c0 [ 69.466303][ T7931] do_syscall_64+0xd0/0x630 [ 69.470781][ T7931] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.476757][ T7931] RIP: 0033:0x458da9 [ 69.480648][ T7931] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.501558][ T7931] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.509947][ T7931] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 69.517893][ T7931] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 69.525837][ T7931] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 69.533802][ T7931] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 69.541743][ T7931] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 69.556251][ T27] audit: type=1804 audit(1590054957.045:12): pid=7942 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir054900195/syzkaller.XWHz6S/8/file0" dev="sda1" ino=15834 res=1 [ 69.590445][ T7939] FAULT_INJECTION: forcing a failure. [ 69.590445][ T7939] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.603674][ T7939] CPU: 0 PID: 7939 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 69.612248][ T7939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.622293][ T7939] Call Trace: [ 69.625589][ T7939] dump_stack+0x12d/0x187 [ 69.630013][ T7939] should_fail.cold.4+0x5/0x13 [ 69.634762][ T7939] ? do_mount+0x1272/0x1c30 [ 69.639348][ T7939] ? fault_create_debugfs_attr+0x150/0x150 [ 69.645144][ T7939] ? find_held_lock+0x36/0x1d0 [ 69.650008][ T7939] should_fail_alloc_page+0x50/0x60 [ 69.655191][ T7939] __alloc_pages_nodemask+0x17f/0x880 [ 69.660639][ T7939] ? cache_grow_end+0xab/0x190 [ 69.665486][ T7939] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 69.672438][ T7939] ? do_raw_spin_lock+0x132/0x2e0 [ 69.677472][ T7939] cache_grow_begin+0x92/0xc70 [ 69.682241][ T7939] ? __kmalloc+0xc5/0x7a0 [ 69.686585][ T7939] ? trace_hardirqs_off+0x41/0x1a0 [ 69.691692][ T7939] __kmalloc+0x6d3/0x7a0 [ 69.695928][ T7939] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 69.701213][ T7939] p9_fcall_init.isra.2+0x55/0x1c0 [ 69.706316][ T7939] p9_client_prepare_req.part.5+0x116/0x670 [ 69.712200][ T7939] p9_client_rpc+0x174/0xe50 [ 69.716793][ T7939] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 69.722844][ T7939] ? __debug_object_init+0x4fc/0x10f0 [ 69.728294][ T7939] ? __kasan_check_read+0x11/0x20 [ 69.735426][ T7939] ? p9_client_prepare_req.part.5+0x670/0x670 [ 69.741492][ T7939] ? free_object+0x70/0x70 [ 69.745905][ T7939] ? ksys_dup3+0x2e0/0x2e0 [ 69.750312][ T7939] ? lockdep_init_map_waits+0x270/0x870 [ 69.755846][ T7939] ? __kasan_check_write+0x14/0x20 [ 69.760942][ T7939] ? p9_conn_create+0x3ce/0x4f0 [ 69.765782][ T7939] ? p9_conn_create+0x4f0/0x4f0 [ 69.770635][ T7939] p9_client_create+0x7fb/0x10f0 [ 69.775580][ T7939] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 69.781716][ T7939] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.787257][ T7939] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.793318][ T7939] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.799214][ T7939] ? lockdep_init_map_waits+0x270/0x870 [ 69.804757][ T7939] v9fs_session_init+0x1ed/0x14c0 [ 69.809766][ T7939] ? v9fs_session_init+0x1ed/0x14c0 [ 69.814952][ T7939] ? find_held_lock+0x36/0x1d0 [ 69.819709][ T7939] ? v9fs_show_options+0x6c0/0x6c0 [ 69.824983][ T7939] ? __kasan_check_read+0x11/0x20 [ 69.830010][ T7939] ? v9fs_mount+0x55/0x7f0 [ 69.834415][ T7939] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.839949][ T7939] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.846006][ T7939] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.851804][ T7939] ? kmem_cache_alloc_trace+0x39e/0x780 [ 69.857348][ T7939] ? apparmor_task_alloc+0x2f0/0x2f0 [ 69.862626][ T7939] v9fs_mount+0x72/0x7f0 [ 69.866868][ T7939] ? v9fs_write_inode+0x50/0x50 [ 69.871704][ T7939] legacy_get_tree+0x103/0x1f0 [ 69.876460][ T7939] vfs_get_tree+0x8b/0x2d0 [ 69.880858][ T7939] ? capable+0x14/0x20 [ 69.884917][ T7939] do_mount+0x1272/0x1c30 [ 69.889237][ T7939] ? lock_downgrade+0x960/0x960 [ 69.894092][ T7939] ? copy_mount_string+0x20/0x20 [ 69.899033][ T7939] ? __kasan_check_write+0x14/0x20 [ 69.904135][ T7939] ? _copy_from_user+0xc5/0x110 [ 69.908993][ T7939] __x64_sys_mount+0x169/0x1c0 [ 69.913744][ T7939] do_syscall_64+0xd0/0x630 [ 69.918235][ T7939] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.924112][ T7939] RIP: 0033:0x458da9 [ 69.927988][ T7939] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.947751][ T7939] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.956149][ T7939] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 69.964106][ T7939] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 69.972352][ T7939] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 69.980334][ T7939] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 69.988380][ T7939] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 70.575535][ T7959] FAULT_INJECTION: forcing a failure. [ 70.575535][ T7959] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.588755][ T7959] CPU: 1 PID: 7959 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 70.597358][ T7959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.607409][ T7959] Call Trace: [ 70.610693][ T7959] dump_stack+0x12d/0x187 [ 70.615010][ T7959] should_fail.cold.4+0x5/0x13 [ 70.619752][ T7959] ? do_mount+0x1272/0x1c30 [ 70.624236][ T7959] ? fault_create_debugfs_attr+0x150/0x150 [ 70.630032][ T7959] ? find_held_lock+0x36/0x1d0 [ 70.634779][ T7959] should_fail_alloc_page+0x50/0x60 [ 70.639954][ T7959] __alloc_pages_nodemask+0x17f/0x880 [ 70.645304][ T7959] ? cache_grow_end+0xab/0x190 [ 70.650048][ T7959] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 70.656966][ T7959] ? do_raw_spin_lock+0x132/0x2e0 [ 70.662006][ T7959] cache_grow_begin+0x92/0xc70 [ 70.666760][ T7959] ? __kmalloc+0xc5/0x7a0 [ 70.671076][ T7959] ? trace_hardirqs_off+0x41/0x1a0 [ 70.676166][ T7959] __kmalloc+0x6d3/0x7a0 [ 70.680477][ T7959] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 70.685752][ T7959] p9_fcall_init.isra.2+0x55/0x1c0 [ 70.690848][ T7959] p9_client_prepare_req.part.5+0x116/0x670 [ 70.696729][ T7959] p9_client_rpc+0x174/0xe50 [ 70.701310][ T7959] ? p9_client_prepare_req.part.5+0x670/0x670 [ 70.707357][ T7959] ? p9_pollwait+0x182/0x210 [ 70.711928][ T7959] ? pipe_poll+0xc8/0x6b0 [ 70.716259][ T7959] ? ksys_dup3+0x2e0/0x2e0 [ 70.720793][ T7959] ? p9_fd_poll+0x19b/0x2a0 [ 70.725289][ T7959] ? p9_conn_create+0x3a5/0x4f0 [ 70.730135][ T7959] ? p9_conn_create+0x4f0/0x4f0 [ 70.735071][ T7959] p9_client_create+0x7fb/0x10f0 [ 70.740145][ T7959] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 70.746202][ T7959] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.751732][ T7959] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.757876][ T7959] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.763762][ T7959] ? lockdep_init_map_waits+0x270/0x870 [ 70.769299][ T7959] v9fs_session_init+0x1ed/0x14c0 [ 70.774302][ T7959] ? v9fs_session_init+0x1ed/0x14c0 [ 70.779480][ T7959] ? find_held_lock+0x36/0x1d0 [ 70.784238][ T7959] ? v9fs_show_options+0x6c0/0x6c0 [ 70.789329][ T7959] ? __kasan_check_read+0x11/0x20 [ 70.794335][ T7959] ? pfkey_add+0x410/0x4080 [ 70.798824][ T7959] ? v9fs_mount+0x55/0x7f0 [ 70.803353][ T7959] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.808867][ T7959] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.814913][ T7959] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.822089][ T7959] ? kmem_cache_alloc_trace+0x39e/0x780 [ 70.827604][ T7959] ? apparmor_task_alloc+0x2f0/0x2f0 [ 70.832872][ T7959] v9fs_mount+0x72/0x7f0 [ 70.837086][ T7959] ? v9fs_write_inode+0x50/0x50 [ 70.845987][ T7959] legacy_get_tree+0x103/0x1f0 [ 70.850807][ T7959] vfs_get_tree+0x8b/0x2d0 [ 70.855191][ T7959] ? capable+0x14/0x20 [ 70.859233][ T7959] do_mount+0x1272/0x1c30 [ 70.863559][ T7959] ? lock_downgrade+0x960/0x960 [ 70.868381][ T7959] ? copy_mount_string+0x20/0x20 [ 70.873292][ T7959] ? __kasan_check_write+0x14/0x20 [ 70.878382][ T7959] ? _copy_from_user+0xc5/0x110 [ 70.883200][ T7959] __x64_sys_mount+0x169/0x1c0 [ 70.887938][ T7959] do_syscall_64+0xd0/0x630 [ 70.892686][ T7959] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 70.898546][ T7959] RIP: 0033:0x458da9 [ 70.902529][ T7959] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.922191][ T7959] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.930586][ T7959] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 70.938527][ T7959] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 70.946467][ T7959] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 70.954407][ T7959] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 70.962355][ T7959] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 71.019952][ T7969] FAULT_INJECTION: forcing a failure. [ 71.019952][ T7969] name failslab, interval 1, probability 0, space 0, times 0 [ 71.032995][ T7969] CPU: 1 PID: 7969 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 71.035274][ T7972] FAULT_INJECTION: forcing a failure. [ 71.035274][ T7972] name failslab, interval 1, probability 0, space 0, times 0 [ 71.042094][ T7969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.064768][ T7969] Call Trace: [ 71.068056][ T7969] dump_stack+0x12d/0x187 [ 71.072362][ T7969] should_fail.cold.4+0x5/0x13 [ 71.077598][ T7969] ? stack_trace_save+0x82/0xb0 [ 71.082424][ T7969] ? fault_create_debugfs_attr+0x150/0x150 [ 71.088221][ T7969] __should_failslab+0xba/0xf0 [ 71.092957][ T7969] should_failslab+0x9/0x14 [ 71.097434][ T7969] kmem_cache_alloc+0x47/0x760 [ 71.102172][ T7969] ? __kasan_check_read+0x11/0x20 [ 71.107180][ T7969] ? mark_lock+0xbf/0x630 [ 71.111479][ T7969] ? mark_held_locks+0x130/0x130 [ 71.116747][ T7969] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 71.123136][ T7969] idr_get_free+0x35d/0x880 [ 71.127664][ T7969] ? mark_held_locks+0x130/0x130 [ 71.132690][ T7969] idr_alloc_u32+0x13a/0x330 [ 71.137255][ T7969] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 71.142770][ T7969] ? lock_acquire+0x209/0x9e0 [ 71.147422][ T7969] ? __kasan_check_write+0x14/0x20 [ 71.152506][ T7969] ? do_raw_spin_lock+0x132/0x2e0 [ 71.157505][ T7969] idr_alloc+0x7d/0xc0 [ 71.161562][ T7969] ? idr_alloc_u32+0x330/0x330 [ 71.166303][ T7969] p9_client_prepare_req.part.5+0x571/0x670 [ 71.172261][ T7969] p9_client_rpc+0x174/0xe50 [ 71.176843][ T7969] ? p9_client_prepare_req.part.5+0x670/0x670 [ 71.183320][ T7969] ? p9_pollwait+0x182/0x210 [ 71.187906][ T7969] ? pipe_poll+0xc8/0x6b0 [ 71.192206][ T7969] ? ksys_dup3+0x2e0/0x2e0 [ 71.196611][ T7969] ? p9_fd_poll+0x19b/0x2a0 [ 71.201178][ T7969] ? p9_conn_create+0x3a5/0x4f0 [ 71.206007][ T7969] ? p9_conn_create+0x4f0/0x4f0 [ 71.210834][ T7969] p9_client_create+0x7fb/0x10f0 [ 71.215749][ T7969] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 71.221895][ T7969] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.227412][ T7969] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.233449][ T7969] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.239234][ T7969] ? lockdep_init_map_waits+0x270/0x870 [ 71.244761][ T7969] v9fs_session_init+0x1ed/0x14c0 [ 71.249784][ T7969] ? v9fs_session_init+0x1ed/0x14c0 [ 71.254960][ T7969] ? find_held_lock+0x36/0x1d0 [ 71.259717][ T7969] ? v9fs_show_options+0x6c0/0x6c0 [ 71.264803][ T7969] ? __kasan_check_read+0x11/0x20 [ 71.269819][ T7969] ? v9fs_mount+0x55/0x7f0 [ 71.274215][ T7969] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.279735][ T7969] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.285770][ T7969] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.291552][ T7969] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.297158][ T7969] ? apparmor_task_alloc+0x2f0/0x2f0 [ 71.302521][ T7969] v9fs_mount+0x72/0x7f0 [ 71.306738][ T7969] ? v9fs_write_inode+0x50/0x50 [ 71.311564][ T7969] legacy_get_tree+0x103/0x1f0 [ 71.316404][ T7969] vfs_get_tree+0x8b/0x2d0 [ 71.320812][ T7969] ? capable+0x14/0x20 [ 71.324857][ T7969] do_mount+0x1272/0x1c30 [ 71.329170][ T7969] ? lock_downgrade+0x960/0x960 [ 71.333997][ T7969] ? copy_mount_string+0x20/0x20 [ 71.338916][ T7969] ? __kasan_check_write+0x14/0x20 [ 71.343998][ T7969] ? _copy_from_user+0xc5/0x110 [ 71.348825][ T7969] __x64_sys_mount+0x169/0x1c0 [ 71.353566][ T7969] do_syscall_64+0xd0/0x630 [ 71.358064][ T7969] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.363957][ T7969] RIP: 0033:0x458da9 [ 71.367828][ T7969] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.387509][ T7969] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.395925][ T7969] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 71.403880][ T7969] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 71.411914][ T7969] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 71.419879][ T7969] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 71.428779][ T7969] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 71.436916][ T7972] CPU: 0 PID: 7972 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 71.445497][ T7972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.455583][ T7972] Call Trace: [ 71.458872][ T7972] dump_stack+0x12d/0x187 [ 71.463209][ T7972] should_fail.cold.4+0x5/0x13 [ 71.467905][ T7970] FAULT_INJECTION: forcing a failure. [ 71.467905][ T7970] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.467965][ T7972] ? stack_trace_save+0x82/0xb0 [ 71.487104][ T7972] ? fault_create_debugfs_attr+0x150/0x150 [ 71.492905][ T7972] __should_failslab+0xba/0xf0 [ 71.497746][ T7972] should_failslab+0x9/0x14 [ 71.502240][ T7972] kmem_cache_alloc+0x47/0x760 [ 71.506979][ T7972] ? __kasan_check_read+0x11/0x20 [ 71.511975][ T7972] ? mark_lock+0xbf/0x630 [ 71.516355][ T7972] ? mark_held_locks+0x130/0x130 [ 71.521268][ T7972] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 71.527757][ T7972] idr_get_free+0x35d/0x880 [ 71.532239][ T7972] ? mark_held_locks+0x130/0x130 [ 71.537159][ T7972] idr_alloc_u32+0x13a/0x330 [ 71.541743][ T7972] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 71.547347][ T7972] ? lock_acquire+0x209/0x9e0 [ 71.551999][ T7972] ? __kasan_check_write+0x14/0x20 [ 71.557083][ T7972] ? do_raw_spin_lock+0x132/0x2e0 [ 71.562089][ T7972] idr_alloc+0x7d/0xc0 [ 71.566129][ T7972] ? idr_alloc_u32+0x330/0x330 [ 71.571036][ T7972] p9_client_prepare_req.part.5+0x571/0x670 [ 71.576915][ T7972] p9_client_rpc+0x174/0xe50 [ 71.581493][ T7972] ? p9_client_prepare_req.part.5+0x670/0x670 [ 71.587553][ T7972] ? p9_pollwait+0x182/0x210 [ 71.592137][ T7972] ? pipe_poll+0xc8/0x6b0 [ 71.596465][ T7972] ? ksys_dup3+0x2e0/0x2e0 [ 71.601482][ T7972] ? p9_fd_poll+0x19b/0x2a0 [ 71.605962][ T7972] ? p9_conn_create+0x3a5/0x4f0 [ 71.610795][ T7972] ? p9_conn_create+0x4f0/0x4f0 [ 71.615624][ T7972] p9_client_create+0x7fb/0x10f0 [ 71.620545][ T7972] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 71.626600][ T7972] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.632120][ T7972] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.638165][ T7972] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.643951][ T7972] ? lockdep_init_map_waits+0x270/0x870 [ 71.649493][ T7972] v9fs_session_init+0x1ed/0x14c0 [ 71.654493][ T7972] ? v9fs_session_init+0x1ed/0x14c0 [ 71.659841][ T7972] ? find_held_lock+0x36/0x1d0 [ 71.665554][ T7972] ? v9fs_show_options+0x6c0/0x6c0 [ 71.671074][ T7972] ? __kasan_check_read+0x11/0x20 [ 71.676073][ T7972] ? v9fs_mount+0x55/0x7f0 [ 71.680498][ T7972] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.686045][ T7972] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.692169][ T7972] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.697952][ T7972] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.703476][ T7972] ? apparmor_task_alloc+0x2f0/0x2f0 [ 71.708736][ T7972] v9fs_mount+0x72/0x7f0 [ 71.712957][ T7972] ? v9fs_write_inode+0x50/0x50 [ 71.717839][ T7972] legacy_get_tree+0x103/0x1f0 [ 71.722650][ T7972] vfs_get_tree+0x8b/0x2d0 [ 71.727055][ T7972] ? capable+0x14/0x20 [ 71.731112][ T7972] do_mount+0x1272/0x1c30 [ 71.735419][ T7972] ? lock_downgrade+0x960/0x960 [ 71.740266][ T7972] ? copy_mount_string+0x20/0x20 [ 71.745185][ T7972] ? __kasan_check_write+0x14/0x20 [ 71.750405][ T7972] ? _copy_from_user+0xc5/0x110 [ 71.755242][ T7972] __x64_sys_mount+0x169/0x1c0 [ 71.759996][ T7972] do_syscall_64+0xd0/0x630 [ 71.764485][ T7972] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.770441][ T7972] RIP: 0033:0x458da9 [ 71.774674][ T7972] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.794349][ T7972] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.802731][ T7972] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 71.811104][ T7972] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 71.819089][ T7972] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 71.827039][ T7972] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 71.834986][ T7972] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 71.842968][ T7970] CPU: 1 PID: 7970 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 71.851557][ T7970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.861647][ T7970] Call Trace: [ 71.864929][ T7970] dump_stack+0x12d/0x187 [ 71.869347][ T7970] should_fail.cold.4+0x5/0x13 [ 71.874112][ T7970] ? do_mount+0x1272/0x1c30 [ 71.878620][ T7970] ? fault_create_debugfs_attr+0x150/0x150 [ 71.884434][ T7970] ? find_held_lock+0x36/0x1d0 [ 71.889205][ T7970] should_fail_alloc_page+0x50/0x60 [ 71.894407][ T7970] __alloc_pages_nodemask+0x17f/0x880 [ 71.899790][ T7970] ? cache_grow_end+0xab/0x190 [ 71.904558][ T7970] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 71.911498][ T7970] ? do_raw_spin_lock+0x132/0x2e0 [ 71.916539][ T7970] cache_grow_begin+0x92/0xc70 [ 71.921306][ T7970] ? __kmalloc+0xc5/0x7a0 [ 71.925636][ T7970] ? trace_hardirqs_off+0x41/0x1a0 [ 71.930755][ T7970] __kmalloc+0x6d3/0x7a0 [ 71.935000][ T7970] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 71.940287][ T7970] p9_fcall_init.isra.2+0x55/0x1c0 [ 71.945400][ T7970] p9_client_prepare_req.part.5+0x116/0x670 [ 71.947788][ T7984] 9pnet: Insufficient options for proto=fd [ 71.951300][ T7970] p9_client_rpc+0x174/0xe50 [ 71.951312][ T7970] ? p9_client_prepare_req.part.5+0x670/0x670 [ 71.951322][ T7970] ? p9_pollwait+0x182/0x210 [ 71.951333][ T7970] ? pipe_poll+0xc8/0x6b0 [ 71.951339][ T7970] ? ksys_dup3+0x2e0/0x2e0 [ 71.951347][ T7970] ? p9_fd_poll+0x19b/0x2a0 [ 71.951354][ T7970] ? p9_conn_create+0x3a5/0x4f0 [ 71.990545][ T7970] ? p9_conn_create+0x4f0/0x4f0 [ 71.995399][ T7970] p9_client_create+0x7fb/0x10f0 [ 72.000353][ T7970] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 72.006471][ T7970] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.012011][ T7970] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.018069][ T7970] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.023904][ T7970] ? lockdep_init_map_waits+0x270/0x870 [ 72.029457][ T7970] v9fs_session_init+0x1ed/0x14c0 [ 72.034474][ T7970] ? v9fs_session_init+0x1ed/0x14c0 [ 72.039674][ T7970] ? find_held_lock+0x36/0x1d0 [ 72.044452][ T7970] ? v9fs_show_options+0x6c0/0x6c0 [ 72.049560][ T7970] ? __kasan_check_read+0x11/0x20 [ 72.054580][ T7970] ? v9fs_mount+0x55/0x7f0 [ 72.059075][ T7970] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.064608][ T7970] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.070658][ T7970] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.076451][ T7970] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.081980][ T7970] ? apparmor_task_alloc+0x2f0/0x2f0 [ 72.087256][ T7970] v9fs_mount+0x72/0x7f0 [ 72.091486][ T7970] ? v9fs_write_inode+0x50/0x50 [ 72.096323][ T7970] legacy_get_tree+0x103/0x1f0 [ 72.101098][ T7970] vfs_get_tree+0x8b/0x2d0 [ 72.105498][ T7970] ? capable+0x14/0x20 [ 72.109552][ T7970] do_mount+0x1272/0x1c30 [ 72.113863][ T7970] ? lock_downgrade+0x960/0x960 [ 72.118699][ T7970] ? copy_mount_string+0x20/0x20 [ 72.123627][ T7970] ? __kasan_check_write+0x14/0x20 [ 72.128739][ T7970] ? _copy_from_user+0xc5/0x110 [ 72.133590][ T7970] __x64_sys_mount+0x169/0x1c0 [ 72.138339][ T7970] do_syscall_64+0xd0/0x630 [ 72.142845][ T7970] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.148717][ T7970] RIP: 0033:0x458da9 [ 72.152591][ T7970] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/05/21 09:55:59 executed programs: 64 [ 72.173226][ T7970] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.181624][ T7970] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 72.189586][ T7970] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 72.197542][ T7970] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 72.205502][ T7970] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 72.213458][ T7970] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 72.244615][ T7975] FAULT_INJECTION: forcing a failure. [ 72.244615][ T7975] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.246709][ T7991] FAULT_INJECTION: forcing a failure. [ 72.246709][ T7991] name failslab, interval 1, probability 0, space 0, times 0 [ 72.257821][ T7975] CPU: 0 PID: 7975 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 72.278932][ T7975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.288961][ T7975] Call Trace: [ 72.292243][ T7975] dump_stack+0x12d/0x187 [ 72.296550][ T7975] should_fail.cold.4+0x5/0x13 [ 72.301287][ T7975] ? do_mount+0x1272/0x1c30 [ 72.305811][ T7975] ? fault_create_debugfs_attr+0x150/0x150 [ 72.311594][ T7975] ? find_held_lock+0x36/0x1d0 [ 72.316336][ T7975] should_fail_alloc_page+0x50/0x60 [ 72.321507][ T7975] __alloc_pages_nodemask+0x17f/0x880 [ 72.326938][ T7975] ? cache_grow_end+0xab/0x190 [ 72.331674][ T7975] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 72.338586][ T7975] ? do_raw_spin_lock+0x132/0x2e0 [ 72.343588][ T7975] cache_grow_begin+0x92/0xc70 [ 72.348323][ T7975] ? __kmalloc+0xc5/0x7a0 [ 72.352622][ T7975] ? trace_hardirqs_off+0x41/0x1a0 [ 72.357705][ T7975] __kmalloc+0x6d3/0x7a0 [ 72.361920][ T7975] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 72.367274][ T7975] p9_fcall_init.isra.2+0x55/0x1c0 [ 72.372633][ T7975] p9_client_prepare_req.part.5+0x116/0x670 [ 72.378500][ T7975] p9_client_rpc+0x174/0xe50 [ 72.383063][ T7975] ? p9_client_prepare_req.part.5+0x670/0x670 [ 72.389103][ T7975] ? p9_pollwait+0x182/0x210 [ 72.393667][ T7975] ? pipe_poll+0xc8/0x6b0 [ 72.397979][ T7975] ? ksys_dup3+0x2e0/0x2e0 [ 72.402627][ T7975] ? p9_fd_poll+0x19b/0x2a0 [ 72.407113][ T7975] ? p9_conn_create+0x3a5/0x4f0 [ 72.411945][ T7975] ? p9_conn_create+0x4f0/0x4f0 [ 72.416773][ T7975] p9_client_create+0x7fb/0x10f0 [ 72.421694][ T7975] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 72.427730][ T7975] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.433244][ T7975] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.439293][ T7975] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.445086][ T7975] ? lockdep_init_map_waits+0x270/0x870 [ 72.450617][ T7975] v9fs_session_init+0x1ed/0x14c0 [ 72.455621][ T7975] ? v9fs_session_init+0x1ed/0x14c0 [ 72.460980][ T7975] ? find_held_lock+0x36/0x1d0 [ 72.465753][ T7975] ? v9fs_show_options+0x6c0/0x6c0 [ 72.470848][ T7975] ? __kasan_check_read+0x11/0x20 [ 72.475940][ T7975] ? v9fs_mount+0x55/0x7f0 [ 72.480337][ T7975] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.485854][ T7975] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.491984][ T7975] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.497770][ T7975] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.503292][ T7975] ? apparmor_task_alloc+0x2f0/0x2f0 [ 72.508550][ T7975] v9fs_mount+0x72/0x7f0 [ 72.512767][ T7975] ? v9fs_write_inode+0x50/0x50 [ 72.517592][ T7975] legacy_get_tree+0x103/0x1f0 [ 72.522329][ T7975] vfs_get_tree+0x8b/0x2d0 [ 72.526717][ T7975] ? capable+0x14/0x20 [ 72.530766][ T7975] do_mount+0x1272/0x1c30 [ 72.535072][ T7975] ? lock_downgrade+0x960/0x960 [ 72.539898][ T7975] ? copy_mount_string+0x20/0x20 [ 72.544821][ T7975] ? __kasan_check_write+0x14/0x20 [ 72.549903][ T7975] ? _copy_from_user+0xc5/0x110 [ 72.554827][ T7975] __x64_sys_mount+0x169/0x1c0 [ 72.559576][ T7975] do_syscall_64+0xd0/0x630 [ 72.564052][ T7975] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.569912][ T7975] RIP: 0033:0x458da9 [ 72.573777][ T7975] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.594348][ T7975] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.602909][ T7975] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 72.610881][ T7975] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 72.619430][ T7975] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 72.627740][ T7975] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 72.635694][ T7975] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 72.643752][ T7991] CPU: 1 PID: 7991 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 72.652459][ T7991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.664005][ T7991] Call Trace: [ 72.667305][ T7991] dump_stack+0x12d/0x187 [ 72.671903][ T7991] should_fail.cold.4+0x5/0x13 [ 72.676756][ T7991] ? stack_trace_save+0x82/0xb0 [ 72.681783][ T7991] ? fault_create_debugfs_attr+0x150/0x150 [ 72.688633][ T7991] __should_failslab+0xba/0xf0 [ 72.693393][ T7991] should_failslab+0x9/0x14 [ 72.697886][ T7991] kmem_cache_alloc+0x47/0x760 [ 72.702912][ T7991] ? __kasan_check_read+0x11/0x20 [ 72.707932][ T7991] ? mark_lock+0xbf/0x630 [ 72.712255][ T7991] ? mark_held_locks+0x130/0x130 [ 72.717189][ T7991] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 72.723596][ T7991] idr_get_free+0x35d/0x880 [ 72.728092][ T7991] ? mark_held_locks+0x130/0x130 [ 72.733191][ T7991] idr_alloc_u32+0x13a/0x330 [ 72.738658][ T7991] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 72.744368][ T7991] ? lock_acquire+0x209/0x9e0 [ 72.749049][ T7991] ? __kasan_check_write+0x14/0x20 [ 72.754163][ T7991] ? do_raw_spin_lock+0x132/0x2e0 [ 72.759199][ T7991] idr_alloc+0x7d/0xc0 [ 72.763257][ T7991] ? idr_alloc_u32+0x330/0x330 [ 72.768803][ T7991] p9_client_prepare_req.part.5+0x571/0x670 [ 72.774697][ T7991] p9_client_rpc+0x174/0xe50 [ 72.779277][ T7991] ? p9_client_prepare_req.part.5+0x670/0x670 [ 72.785683][ T7991] ? p9_pollwait+0x182/0x210 [ 72.790261][ T7991] ? pipe_poll+0xc8/0x6b0 [ 72.794578][ T7991] ? ksys_dup3+0x2e0/0x2e0 [ 72.798990][ T7991] ? p9_fd_poll+0x19b/0x2a0 [ 72.803478][ T7991] ? p9_conn_create+0x3a5/0x4f0 [ 72.808319][ T7991] ? p9_conn_create+0x4f0/0x4f0 [ 72.813168][ T7991] p9_client_create+0x7fb/0x10f0 [ 72.818096][ T7991] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 72.824145][ T7991] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.830017][ T7991] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.836077][ T7991] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.841875][ T7991] ? lockdep_init_map_waits+0x270/0x870 [ 72.847419][ T7991] v9fs_session_init+0x1ed/0x14c0 [ 72.852427][ T7991] ? v9fs_session_init+0x1ed/0x14c0 [ 72.857649][ T7991] ? find_held_lock+0x36/0x1d0 [ 72.862405][ T7991] ? v9fs_show_options+0x6c0/0x6c0 [ 72.867520][ T7991] ? __kasan_check_read+0x11/0x20 [ 72.872532][ T7991] ? v9fs_mount+0x55/0x7f0 [ 72.877024][ T7991] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.882552][ T7991] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.888631][ T7991] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.894464][ T7991] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.900005][ T7991] ? apparmor_task_alloc+0x2f0/0x2f0 [ 72.905290][ T7991] v9fs_mount+0x72/0x7f0 [ 72.909515][ T7991] ? v9fs_write_inode+0x50/0x50 [ 72.914377][ T7991] legacy_get_tree+0x103/0x1f0 [ 72.919125][ T7991] vfs_get_tree+0x8b/0x2d0 [ 72.923521][ T7991] ? capable+0x14/0x20 [ 72.927578][ T7991] do_mount+0x1272/0x1c30 [ 72.931888][ T7991] ? lock_downgrade+0x960/0x960 [ 72.936742][ T7991] ? copy_mount_string+0x20/0x20 [ 72.941677][ T7991] ? __kasan_check_write+0x14/0x20 [ 72.946774][ T7991] ? _copy_from_user+0xc5/0x110 [ 72.951611][ T7991] __x64_sys_mount+0x169/0x1c0 [ 72.956362][ T7991] do_syscall_64+0xd0/0x630 [ 72.960850][ T7991] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.966723][ T7991] RIP: 0033:0x458da9 [ 72.970606][ T7991] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.990278][ T7991] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.998670][ T7991] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 73.006626][ T7991] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 73.014580][ T7991] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 73.023486][ T7991] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 73.031478][ T7991] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 73.074760][ T8001] FAULT_INJECTION: forcing a failure. [ 73.074760][ T8001] name failslab, interval 1, probability 0, space 0, times 0 [ 73.091578][ T8002] FAULT_INJECTION: forcing a failure. [ 73.091578][ T8002] name failslab, interval 1, probability 0, space 0, times 0 [ 73.104263][ T8002] CPU: 1 PID: 8002 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 73.113183][ T8002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.123312][ T8002] Call Trace: [ 73.126594][ T8002] dump_stack+0x12d/0x187 [ 73.130918][ T8002] should_fail.cold.4+0x5/0x13 [ 73.135957][ T8002] ? fault_create_debugfs_attr+0x150/0x150 [ 73.141752][ T8002] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 73.148322][ T8002] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.154462][ T8002] __should_failslab+0xba/0xf0 [ 73.159212][ T8002] should_failslab+0x9/0x14 [ 73.163695][ T8002] kmem_cache_alloc+0x47/0x760 [ 73.168441][ T8002] ? __kasan_check_read+0x11/0x20 [ 73.173449][ T8002] ? mark_lock+0xbf/0x630 [ 73.177850][ T8002] ? legacy_get_tree+0x103/0x1f0 [ 73.183296][ T8002] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 73.189698][ T8002] idr_get_free+0x35d/0x880 [ 73.194299][ T8002] idr_alloc_u32+0x13a/0x330 [ 73.198875][ T8002] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 73.204424][ T8002] ? lock_acquire+0x209/0x9e0 [ 73.209092][ T8002] ? __kasan_check_write+0x14/0x20 [ 73.214187][ T8002] ? do_raw_spin_lock+0x132/0x2e0 [ 73.219210][ T8002] idr_alloc+0x7d/0xc0 [ 73.223264][ T8002] ? idr_alloc_u32+0x330/0x330 [ 73.228191][ T8002] p9_client_prepare_req.part.5+0x571/0x670 [ 73.234072][ T8002] p9_client_rpc+0x174/0xe50 [ 73.238651][ T8002] ? p9_client_prepare_req.part.5+0x670/0x670 [ 73.244707][ T8002] ? p9_pollwait+0x182/0x210 [ 73.249285][ T8002] ? pipe_poll+0xc8/0x6b0 [ 73.253595][ T8002] ? ksys_dup3+0x2e0/0x2e0 [ 73.257998][ T8002] ? p9_fd_poll+0x19b/0x2a0 [ 73.262488][ T8002] ? p9_conn_create+0x3a5/0x4f0 [ 73.267325][ T8002] ? p9_conn_create+0x4f0/0x4f0 [ 73.272165][ T8002] p9_client_create+0x7fb/0x10f0 [ 73.277093][ T8002] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 73.283229][ T8002] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.289124][ T8002] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.296041][ T8002] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.302116][ T8002] ? lockdep_init_map_waits+0x270/0x870 [ 73.307745][ T8002] v9fs_session_init+0x1ed/0x14c0 [ 73.312837][ T8002] ? v9fs_session_init+0x1ed/0x14c0 [ 73.318020][ T8002] ? find_held_lock+0x36/0x1d0 [ 73.322868][ T8002] ? v9fs_show_options+0x6c0/0x6c0 [ 73.328081][ T8002] ? __kasan_check_read+0x11/0x20 [ 73.333609][ T8002] ? find_exception+0x4a0/0x7d0 [ 73.338529][ T8002] ? v9fs_mount+0x55/0x7f0 [ 73.343015][ T8002] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.348541][ T8002] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.354585][ T8002] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.360376][ T8002] ? kmem_cache_alloc_trace+0x39e/0x780 [ 73.365913][ T8002] ? apparmor_task_alloc+0x2f0/0x2f0 [ 73.371195][ T8002] v9fs_mount+0x72/0x7f0 [ 73.375437][ T8002] ? v9fs_write_inode+0x50/0x50 [ 73.380319][ T8002] legacy_get_tree+0x103/0x1f0 [ 73.385077][ T8002] vfs_get_tree+0x8b/0x2d0 [ 73.389489][ T8002] ? capable+0x14/0x20 [ 73.393571][ T8002] do_mount+0x1272/0x1c30 [ 73.397886][ T8002] ? lock_downgrade+0x960/0x960 [ 73.402739][ T8002] ? copy_mount_string+0x20/0x20 [ 73.407678][ T8002] ? __kasan_check_write+0x14/0x20 [ 73.412764][ T8002] ? _copy_from_user+0xc5/0x110 [ 73.417692][ T8002] __x64_sys_mount+0x169/0x1c0 [ 73.422433][ T8002] do_syscall_64+0xd0/0x630 [ 73.426958][ T8002] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.432838][ T8002] RIP: 0033:0x458da9 [ 73.436706][ T8002] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.456305][ T8002] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.464687][ T8002] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 73.472633][ T8002] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 73.480579][ T8002] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 73.488526][ T8002] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 73.496579][ T8002] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 73.504553][ T8001] CPU: 0 PID: 8001 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 73.513135][ T8001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.523374][ T8001] Call Trace: [ 73.526653][ T8001] dump_stack+0x12d/0x187 [ 73.530965][ T8001] should_fail.cold.4+0x5/0x13 [ 73.535704][ T8001] ? fault_create_debugfs_attr+0x150/0x150 [ 73.541643][ T8001] ? ___might_sleep+0x16b/0x2b0 [ 73.547039][ T8001] __should_failslab+0xba/0xf0 [ 73.551791][ T8001] should_failslab+0x9/0x14 [ 73.556283][ T8001] __kmalloc+0x2eb/0x7a0 [ 73.560518][ T8001] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 73.565795][ T8001] p9_fcall_init.isra.2+0x55/0x1c0 [ 73.570905][ T8001] p9_client_prepare_req.part.5+0x116/0x670 [ 73.576816][ T8001] p9_client_rpc+0x174/0xe50 [ 73.581410][ T8001] ? p9_client_prepare_req.part.5+0x670/0x670 [ 73.587478][ T8001] ? p9_pollwait+0x182/0x210 [ 73.592069][ T8001] ? pipe_poll+0xc8/0x6b0 [ 73.596371][ T8001] ? ksys_dup3+0x2e0/0x2e0 [ 73.600784][ T8001] ? p9_fd_poll+0x19b/0x2a0 [ 73.605280][ T8001] ? p9_conn_create+0x3a5/0x4f0 [ 73.610105][ T8001] ? p9_conn_create+0x4f0/0x4f0 [ 73.615205][ T8001] p9_client_create+0x7fb/0x10f0 [ 73.620125][ T8001] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 73.626803][ T8001] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.633189][ T8001] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.639230][ T8001] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.645015][ T8001] ? lockdep_init_map_waits+0x270/0x870 [ 73.650540][ T8001] v9fs_session_init+0x1ed/0x14c0 [ 73.655535][ T8001] ? v9fs_session_init+0x1ed/0x14c0 [ 73.660707][ T8001] ? find_held_lock+0x36/0x1d0 [ 73.665447][ T8001] ? v9fs_show_options+0x6c0/0x6c0 [ 73.670532][ T8001] ? __kasan_check_read+0x11/0x20 [ 73.675543][ T8001] ? hci_dev_do_open+0x2f0/0x1430 [ 73.680551][ T8001] ? v9fs_mount+0x55/0x7f0 [ 73.684942][ T8001] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.690459][ T8001] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.696496][ T8001] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.702362][ T8001] ? kmem_cache_alloc_trace+0x39e/0x780 [ 73.707970][ T8001] ? apparmor_task_alloc+0x2f0/0x2f0 [ 73.713227][ T8001] v9fs_mount+0x72/0x7f0 [ 73.717606][ T8001] ? v9fs_write_inode+0x50/0x50 [ 73.722436][ T8001] legacy_get_tree+0x103/0x1f0 [ 73.727185][ T8001] vfs_get_tree+0x8b/0x2d0 [ 73.731581][ T8001] ? capable+0x14/0x20 [ 73.735719][ T8001] do_mount+0x1272/0x1c30 [ 73.740546][ T8001] ? lock_downgrade+0x960/0x960 [ 73.745717][ T8001] ? copy_mount_string+0x20/0x20 [ 73.750633][ T8001] ? __kasan_check_write+0x14/0x20 [ 73.755714][ T8001] ? _copy_from_user+0xc5/0x110 [ 73.760545][ T8001] __x64_sys_mount+0x169/0x1c0 [ 73.765285][ T8001] do_syscall_64+0xd0/0x630 [ 73.769759][ T8001] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.775721][ T8001] RIP: 0033:0x458da9 [ 73.779591][ T8001] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.799864][ T8001] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.808265][ T8001] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 73.816215][ T8001] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 73.824160][ T8001] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 73.832100][ T8001] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 73.840043][ T8001] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 73.865871][ T8009] FAULT_INJECTION: forcing a failure. [ 73.865871][ T8009] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.879079][ T8009] CPU: 1 PID: 8009 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 73.887825][ T8009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.897879][ T8009] Call Trace: [ 73.900064][ T8012] FAULT_INJECTION: forcing a failure. [ 73.900064][ T8012] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.901157][ T8009] dump_stack+0x12d/0x187 [ 73.918628][ T8009] should_fail.cold.4+0x5/0x13 [ 73.923368][ T8009] ? do_mount+0x1272/0x1c30 [ 73.927945][ T8009] ? fault_create_debugfs_attr+0x150/0x150 [ 73.935214][ T8009] ? find_held_lock+0x36/0x1d0 [ 73.939990][ T8009] should_fail_alloc_page+0x50/0x60 [ 73.945166][ T8009] __alloc_pages_nodemask+0x17f/0x880 [ 73.950510][ T8009] ? cache_grow_end+0xab/0x190 [ 73.955270][ T8009] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 73.962655][ T8009] ? do_raw_spin_lock+0x132/0x2e0 [ 73.967675][ T8009] cache_grow_begin+0x92/0xc70 [ 73.972432][ T8009] ? __kmalloc+0xc5/0x7a0 [ 73.977019][ T8009] ? trace_hardirqs_off+0x41/0x1a0 [ 73.982119][ T8009] __kmalloc+0x6d3/0x7a0 [ 73.986337][ T8009] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 73.991612][ T8009] p9_fcall_init.isra.2+0x55/0x1c0 [ 73.996699][ T8009] p9_client_prepare_req.part.5+0x116/0x670 [ 74.002615][ T8009] p9_client_rpc+0x174/0xe50 [ 74.007966][ T8009] ? p9_client_prepare_req.part.5+0x670/0x670 [ 74.014006][ T8009] ? p9_pollwait+0x182/0x210 [ 74.018599][ T8009] ? pipe_poll+0xc8/0x6b0 [ 74.023014][ T8009] ? ksys_dup3+0x2e0/0x2e0 [ 74.027406][ T8009] ? p9_fd_poll+0x19b/0x2a0 [ 74.031900][ T8009] ? p9_conn_create+0x3a5/0x4f0 [ 74.036903][ T8009] ? p9_conn_create+0x4f0/0x4f0 [ 74.041746][ T8009] p9_client_create+0x7fb/0x10f0 [ 74.046680][ T8009] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 74.052719][ T8009] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.058251][ T8009] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.064289][ T8009] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.070089][ T8009] ? lockdep_init_map_waits+0x270/0x870 [ 74.075632][ T8009] v9fs_session_init+0x1ed/0x14c0 [ 74.080631][ T8009] ? v9fs_session_init+0x1ed/0x14c0 [ 74.085822][ T8009] ? find_held_lock+0x36/0x1d0 [ 74.090652][ T8009] ? v9fs_show_options+0x6c0/0x6c0 [ 74.095735][ T8009] ? __kasan_check_read+0x11/0x20 [ 74.100736][ T8009] ? v9fs_mount+0x55/0x7f0 [ 74.105139][ T8009] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.110662][ T8009] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.116701][ T8009] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.122484][ T8009] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.128105][ T8009] ? apparmor_task_alloc+0x2f0/0x2f0 [ 74.133365][ T8009] v9fs_mount+0x72/0x7f0 [ 74.137584][ T8009] ? v9fs_write_inode+0x50/0x50 [ 74.142408][ T8009] legacy_get_tree+0x103/0x1f0 [ 74.147183][ T8009] vfs_get_tree+0x8b/0x2d0 [ 74.151586][ T8009] ? capable+0x14/0x20 [ 74.155645][ T8009] do_mount+0x1272/0x1c30 [ 74.159965][ T8009] ? lock_downgrade+0x960/0x960 [ 74.164811][ T8009] ? copy_mount_string+0x20/0x20 [ 74.169731][ T8009] ? __kasan_check_write+0x14/0x20 [ 74.174816][ T8009] ? _copy_from_user+0xc5/0x110 [ 74.179646][ T8009] __x64_sys_mount+0x169/0x1c0 [ 74.184390][ T8009] do_syscall_64+0xd0/0x630 [ 74.188875][ T8009] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.194748][ T8009] RIP: 0033:0x458da9 [ 74.198623][ T8009] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.218562][ T8009] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.226945][ T8009] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 74.234889][ T8009] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 74.242833][ T8009] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 74.250878][ T8009] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 74.259006][ T8009] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 74.266976][ T8012] CPU: 0 PID: 8012 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 74.276339][ T8012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.286395][ T8012] Call Trace: [ 74.289683][ T8012] dump_stack+0x12d/0x187 [ 74.294020][ T8012] should_fail.cold.4+0x5/0x13 [ 74.298775][ T8012] ? do_mount+0x1272/0x1c30 [ 74.303410][ T8012] ? fault_create_debugfs_attr+0x150/0x150 [ 74.309219][ T8012] ? find_held_lock+0x36/0x1d0 [ 74.313991][ T8012] should_fail_alloc_page+0x50/0x60 [ 74.319283][ T8012] __alloc_pages_nodemask+0x17f/0x880 [ 74.324916][ T8012] ? cache_grow_end+0xab/0x190 [ 74.329683][ T8012] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 74.336615][ T8012] ? do_raw_spin_lock+0x132/0x2e0 [ 74.341646][ T8012] cache_grow_begin+0x92/0xc70 [ 74.346741][ T8012] ? __kmalloc+0xc5/0x7a0 [ 74.351247][ T8012] ? trace_hardirqs_off+0x41/0x1a0 [ 74.356368][ T8012] __kmalloc+0x6d3/0x7a0 [ 74.360628][ T8012] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 74.365921][ T8012] p9_fcall_init.isra.2+0x55/0x1c0 [ 74.371219][ T8012] p9_client_prepare_req.part.5+0x116/0x670 [ 74.377208][ T8012] p9_client_rpc+0x174/0xe50 [ 74.381833][ T8012] ? p9_client_prepare_req.part.5+0x670/0x670 [ 74.387901][ T8012] ? p9_pollwait+0x182/0x210 [ 74.392493][ T8012] ? pipe_poll+0xc8/0x6b0 [ 74.396813][ T8012] ? ksys_dup3+0x2e0/0x2e0 [ 74.401224][ T8012] ? p9_fd_poll+0x19b/0x2a0 [ 74.405733][ T8012] ? p9_conn_create+0x3a5/0x4f0 [ 74.410580][ T8012] ? p9_conn_create+0x4f0/0x4f0 [ 74.411834][ T8016] FAULT_INJECTION: forcing a failure. [ 74.411834][ T8016] name failslab, interval 1, probability 0, space 0, times 0 [ 74.416031][ T8012] p9_client_create+0x7fb/0x10f0 [ 74.433676][ T8012] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 74.439718][ T8012] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.445262][ T8012] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.451411][ T8012] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.457196][ T8012] ? lockdep_init_map_waits+0x270/0x870 [ 74.463960][ T8012] v9fs_session_init+0x1ed/0x14c0 [ 74.468958][ T8012] ? v9fs_session_init+0x1ed/0x14c0 [ 74.475608][ T8012] ? find_held_lock+0x36/0x1d0 [ 74.480356][ T8012] ? v9fs_show_options+0x6c0/0x6c0 [ 74.485453][ T8012] ? __kasan_check_read+0x11/0x20 [ 74.490627][ T8012] ? v9fs_mount+0x55/0x7f0 [ 74.495143][ T8012] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.500751][ T8012] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.506799][ T8012] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.512598][ T8012] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.518119][ T8012] ? apparmor_task_alloc+0x2f0/0x2f0 [ 74.523380][ T8012] v9fs_mount+0x72/0x7f0 [ 74.527597][ T8012] ? v9fs_write_inode+0x50/0x50 [ 74.532434][ T8012] legacy_get_tree+0x103/0x1f0 [ 74.537174][ T8012] vfs_get_tree+0x8b/0x2d0 [ 74.541576][ T8012] ? capable+0x14/0x20 [ 74.545621][ T8012] do_mount+0x1272/0x1c30 [ 74.549929][ T8012] ? lock_downgrade+0x960/0x960 [ 74.554841][ T8012] ? copy_mount_string+0x20/0x20 [ 74.559759][ T8012] ? __kasan_check_write+0x14/0x20 [ 74.564856][ T8012] ? _copy_from_user+0xc5/0x110 [ 74.569774][ T8012] __x64_sys_mount+0x169/0x1c0 [ 74.574776][ T8012] do_syscall_64+0xd0/0x630 [ 74.579258][ T8012] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.585303][ T8012] RIP: 0033:0x458da9 [ 74.589180][ T8012] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.608780][ T8012] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.617169][ T8012] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 74.625116][ T8012] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 74.633062][ T8012] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 74.641026][ T8012] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 74.649084][ T8012] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 74.657050][ T8016] CPU: 1 PID: 8016 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 74.665721][ T8016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.675813][ T8016] Call Trace: [ 74.679113][ T8016] dump_stack+0x12d/0x187 [ 74.683447][ T8016] should_fail.cold.4+0x5/0x13 [ 74.688216][ T8016] ? fault_create_debugfs_attr+0x150/0x150 [ 74.694109][ T8016] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 74.700695][ T8016] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.706247][ T8016] __should_failslab+0xba/0xf0 [ 74.711012][ T8016] should_failslab+0x9/0x14 [ 74.715602][ T8016] kmem_cache_alloc+0x47/0x760 [ 74.720454][ T8016] ? __kasan_check_read+0x11/0x20 [ 74.725599][ T8016] ? mark_lock+0xbf/0x630 [ 74.729929][ T8016] ? legacy_get_tree+0x103/0x1f0 [ 74.734873][ T8016] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 74.741290][ T8016] idr_get_free+0x35d/0x880 [ 74.745314][ T8027] FAULT_INJECTION: forcing a failure. [ 74.745314][ T8027] name failslab, interval 1, probability 0, space 0, times 0 [ 74.745984][ T8016] idr_alloc_u32+0x13a/0x330 [ 74.745996][ T8016] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 74.746004][ T8016] ? lock_acquire+0x209/0x9e0 [ 74.746019][ T8016] ? __kasan_check_write+0x14/0x20 [ 74.746026][ T8016] ? do_raw_spin_lock+0x132/0x2e0 [ 74.746035][ T8016] idr_alloc+0x7d/0xc0 [ 74.746043][ T8016] ? idr_alloc_u32+0x330/0x330 [ 74.792543][ T8016] p9_client_prepare_req.part.5+0x571/0x670 [ 74.800522][ T8016] p9_client_rpc+0x174/0xe50 [ 74.805109][ T8016] ? p9_client_prepare_req.part.5+0x670/0x670 [ 74.811165][ T8016] ? p9_pollwait+0x182/0x210 [ 74.816024][ T8016] ? pipe_poll+0xc8/0x6b0 [ 74.820541][ T8016] ? ksys_dup3+0x2e0/0x2e0 [ 74.825561][ T8016] ? p9_fd_poll+0x19b/0x2a0 [ 74.830050][ T8016] ? p9_conn_create+0x3a5/0x4f0 [ 74.834970][ T8016] ? p9_conn_create+0x4f0/0x4f0 [ 74.839808][ T8016] p9_client_create+0x7fb/0x10f0 [ 74.844739][ T8016] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 74.850790][ T8016] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.856845][ T8016] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.862988][ T8016] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.868789][ T8016] ? lockdep_init_map_waits+0x270/0x870 [ 74.874327][ T8016] v9fs_session_init+0x1ed/0x14c0 [ 74.879331][ T8016] ? v9fs_session_init+0x1ed/0x14c0 [ 74.884511][ T8016] ? find_held_lock+0x36/0x1d0 [ 74.889278][ T8016] ? v9fs_show_options+0x6c0/0x6c0 [ 74.894373][ T8016] ? __kasan_check_read+0x11/0x20 [ 74.899376][ T8016] ? v9fs_mount+0x55/0x7f0 [ 74.903770][ T8016] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.909342][ T8016] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.915400][ T8016] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.921289][ T8016] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.926833][ T8016] ? apparmor_task_alloc+0x2f0/0x2f0 [ 74.932130][ T8016] v9fs_mount+0x72/0x7f0 [ 74.936359][ T8016] ? v9fs_write_inode+0x50/0x50 [ 74.941190][ T8016] legacy_get_tree+0x103/0x1f0 [ 74.945932][ T8016] vfs_get_tree+0x8b/0x2d0 [ 74.950335][ T8016] ? capable+0x14/0x20 [ 74.954411][ T8016] do_mount+0x1272/0x1c30 [ 74.958718][ T8016] ? lock_downgrade+0x960/0x960 [ 74.963565][ T8016] ? copy_mount_string+0x20/0x20 [ 74.968528][ T8016] ? __kasan_check_write+0x14/0x20 [ 74.973621][ T8016] ? _copy_from_user+0xc5/0x110 [ 74.978462][ T8016] __x64_sys_mount+0x169/0x1c0 [ 74.983328][ T8016] do_syscall_64+0xd0/0x630 [ 74.987909][ T8016] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.993788][ T8016] RIP: 0033:0x458da9 [ 74.997657][ T8016] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.017782][ T8016] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.026195][ T8016] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 75.034847][ T8016] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 75.042825][ T8016] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 75.051210][ T8016] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 75.059162][ T8016] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 75.067142][ T8027] CPU: 0 PID: 8027 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 75.075902][ T8027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.085955][ T8027] Call Trace: [ 75.089240][ T8027] dump_stack+0x12d/0x187 [ 75.093608][ T8027] should_fail.cold.4+0x5/0x13 [ 75.098372][ T8027] ? fault_create_debugfs_attr+0x150/0x150 [ 75.104344][ T8027] ? ___might_sleep+0x16b/0x2b0 [ 75.109202][ T8027] __should_failslab+0xba/0xf0 [ 75.113965][ T8027] should_failslab+0x9/0x14 [ 75.118466][ T8027] __kmalloc+0x2eb/0x7a0 [ 75.122709][ T8027] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 75.126634][ T8030] FAULT_INJECTION: forcing a failure. [ 75.126634][ T8030] name failslab, interval 1, probability 0, space 0, times 0 [ 75.127987][ T8027] p9_fcall_init.isra.2+0x55/0x1c0 [ 75.145632][ T8027] p9_client_prepare_req.part.5+0x116/0x670 [ 75.151503][ T8027] p9_client_rpc+0x174/0xe50 [ 75.156072][ T8027] ? p9_client_prepare_req.part.5+0x670/0x670 [ 75.162115][ T8027] ? p9_pollwait+0x182/0x210 [ 75.166683][ T8027] ? pipe_poll+0xc8/0x6b0 [ 75.170984][ T8027] ? ksys_dup3+0x2e0/0x2e0 [ 75.175391][ T8027] ? p9_fd_poll+0x19b/0x2a0 [ 75.179870][ T8027] ? p9_conn_create+0x3a5/0x4f0 [ 75.184695][ T8027] ? p9_conn_create+0x4f0/0x4f0 [ 75.189524][ T8027] p9_client_create+0x7fb/0x10f0 [ 75.194457][ T8027] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 75.200534][ T8027] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.206073][ T8027] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.212116][ T8027] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.217898][ T8027] ? lockdep_init_map_waits+0x270/0x870 [ 75.223433][ T8027] v9fs_session_init+0x1ed/0x14c0 [ 75.228431][ T8027] ? v9fs_session_init+0x1ed/0x14c0 [ 75.233606][ T8027] ? find_held_lock+0x36/0x1d0 [ 75.238359][ T8027] ? v9fs_show_options+0x6c0/0x6c0 [ 75.243443][ T8027] ? __kasan_check_read+0x11/0x20 [ 75.248455][ T8027] ? v9fs_mount+0x55/0x7f0 [ 75.252845][ T8027] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.258376][ T8027] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.264848][ T8027] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.270641][ T8027] ? kmem_cache_alloc_trace+0x39e/0x780 [ 75.276248][ T8027] ? apparmor_task_alloc+0x2f0/0x2f0 [ 75.281508][ T8027] v9fs_mount+0x72/0x7f0 [ 75.285742][ T8027] ? v9fs_write_inode+0x50/0x50 [ 75.290564][ T8027] legacy_get_tree+0x103/0x1f0 [ 75.295304][ T8027] vfs_get_tree+0x8b/0x2d0 [ 75.299694][ T8027] ? capable+0x14/0x20 [ 75.303759][ T8027] do_mount+0x1272/0x1c30 [ 75.308084][ T8027] ? lock_downgrade+0x960/0x960 [ 75.312920][ T8027] ? copy_mount_string+0x20/0x20 [ 75.317841][ T8027] ? __kasan_check_write+0x14/0x20 [ 75.322933][ T8027] ? _copy_from_user+0xc5/0x110 [ 75.327761][ T8027] __x64_sys_mount+0x169/0x1c0 [ 75.332501][ T8027] do_syscall_64+0xd0/0x630 [ 75.336981][ T8027] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.342868][ T8027] RIP: 0033:0x458da9 [ 75.346738][ T8027] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.366319][ T8027] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.374729][ T8027] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 75.382675][ T8027] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 75.390767][ T8027] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 75.401783][ T8027] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 75.409823][ T8027] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 75.417804][ T8030] CPU: 1 PID: 8030 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 75.426403][ T8030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.436464][ T8030] Call Trace: [ 75.440457][ T8030] dump_stack+0x12d/0x187 [ 75.444793][ T8030] should_fail.cold.4+0x5/0x13 [ 75.449565][ T8030] ? fault_create_debugfs_attr+0x150/0x150 [ 75.455378][ T8030] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 75.461965][ T8030] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.467527][ T8030] __should_failslab+0xba/0xf0 [ 75.472297][ T8030] should_failslab+0x9/0x14 [ 75.476806][ T8030] kmem_cache_alloc+0x47/0x760 [ 75.481578][ T8030] ? __kasan_check_read+0x11/0x20 [ 75.487378][ T8030] ? mark_lock+0xbf/0x630 [ 75.491709][ T8030] ? legacy_get_tree+0x103/0x1f0 [ 75.496654][ T8030] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 75.503072][ T8030] idr_get_free+0x35d/0x880 [ 75.507585][ T8030] idr_alloc_u32+0x13a/0x330 [ 75.512190][ T8030] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 75.517737][ T8030] ? lock_acquire+0x209/0x9e0 [ 75.522417][ T8030] ? __kasan_check_write+0x14/0x20 [ 75.527536][ T8030] ? do_raw_spin_lock+0x132/0x2e0 [ 75.532563][ T8030] idr_alloc+0x7d/0xc0 [ 75.537156][ T8030] ? idr_alloc_u32+0x330/0x330 [ 75.541941][ T8030] p9_client_prepare_req.part.5+0x571/0x670 [ 75.546608][ T8041] FAULT_INJECTION: forcing a failure. [ 75.546608][ T8041] name failslab, interval 1, probability 0, space 0, times 0 [ 75.548707][ T8030] p9_client_rpc+0x174/0xe50 [ 75.566217][ T8030] ? p9_client_prepare_req.part.5+0x670/0x670 [ 75.572258][ T8030] ? p9_pollwait+0x182/0x210 [ 75.577821][ T8030] ? pipe_poll+0xc8/0x6b0 [ 75.582146][ T8030] ? ksys_dup3+0x2e0/0x2e0 [ 75.586553][ T8030] ? p9_fd_poll+0x19b/0x2a0 [ 75.591061][ T8030] ? p9_conn_create+0x3a5/0x4f0 [ 75.596001][ T8030] ? p9_conn_create+0x4f0/0x4f0 [ 75.600837][ T8030] p9_client_create+0x7fb/0x10f0 [ 75.605862][ T8030] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 75.612011][ T8030] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.617526][ T8030] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.623577][ T8030] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.629360][ T8030] ? lockdep_init_map_waits+0x270/0x870 [ 75.634903][ T8030] v9fs_session_init+0x1ed/0x14c0 [ 75.639906][ T8030] ? v9fs_session_init+0x1ed/0x14c0 [ 75.645177][ T8030] ? find_held_lock+0x36/0x1d0 [ 75.649916][ T8030] ? v9fs_show_options+0x6c0/0x6c0 [ 75.655021][ T8030] ? __kasan_check_read+0x11/0x20 [ 75.660022][ T8030] ? v9fs_mount+0x55/0x7f0 [ 75.664415][ T8030] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.669932][ T8030] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.675993][ T8030] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.681875][ T8030] ? kmem_cache_alloc_trace+0x39e/0x780 [ 75.687434][ T8030] ? apparmor_task_alloc+0x2f0/0x2f0 [ 75.692710][ T8030] v9fs_mount+0x72/0x7f0 [ 75.696935][ T8030] ? v9fs_write_inode+0x50/0x50 [ 75.701763][ T8030] legacy_get_tree+0x103/0x1f0 [ 75.706505][ T8030] vfs_get_tree+0x8b/0x2d0 [ 75.710901][ T8030] ? capable+0x14/0x20 [ 75.714946][ T8030] do_mount+0x1272/0x1c30 [ 75.719261][ T8030] ? lock_downgrade+0x960/0x960 [ 75.724095][ T8030] ? copy_mount_string+0x20/0x20 [ 75.729533][ T8030] ? __kasan_check_write+0x14/0x20 [ 75.734644][ T8030] ? _copy_from_user+0xc5/0x110 [ 75.739486][ T8030] __x64_sys_mount+0x169/0x1c0 [ 75.744321][ T8030] do_syscall_64+0xd0/0x630 [ 75.748806][ T8030] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.754688][ T8030] RIP: 0033:0x458da9 [ 75.758560][ T8030] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.778224][ T8030] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.786629][ T8030] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 75.794602][ T8030] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 75.802564][ T8030] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 75.810510][ T8030] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 75.818595][ T8030] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 75.826562][ T8041] CPU: 0 PID: 8041 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 75.835142][ T8041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.845310][ T8041] Call Trace: [ 75.848614][ T8041] dump_stack+0x12d/0x187 [ 75.853996][ T8041] should_fail.cold.4+0x5/0x13 [ 75.855504][ T8045] FAULT_INJECTION: forcing a failure. [ 75.855504][ T8045] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.858754][ T8041] ? fault_create_debugfs_attr+0x150/0x150 [ 75.877695][ T8041] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 75.884288][ T8041] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.889820][ T8041] __should_failslab+0xba/0xf0 [ 75.894591][ T8041] should_failslab+0x9/0x14 [ 75.899246][ T8041] kmem_cache_alloc+0x47/0x760 [ 75.903983][ T8041] ? __kasan_check_read+0x11/0x20 [ 75.909004][ T8041] ? mark_lock+0xbf/0x630 [ 75.913306][ T8041] ? legacy_get_tree+0x103/0x1f0 [ 75.918219][ T8041] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 75.924617][ T8041] idr_get_free+0x35d/0x880 [ 75.929213][ T8041] idr_alloc_u32+0x13a/0x330 [ 75.933992][ T8041] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 75.939624][ T8041] ? lock_acquire+0x209/0x9e0 [ 75.944411][ T8041] ? __kasan_check_write+0x14/0x20 [ 75.949504][ T8041] ? do_raw_spin_lock+0x132/0x2e0 [ 75.954510][ T8041] idr_alloc+0x7d/0xc0 [ 75.958553][ T8041] ? idr_alloc_u32+0x330/0x330 [ 75.963316][ T8041] p9_client_prepare_req.part.5+0x571/0x670 [ 75.969618][ T8041] p9_client_rpc+0x174/0xe50 [ 75.974188][ T8041] ? p9_client_prepare_req.part.5+0x670/0x670 [ 75.980240][ T8041] ? p9_pollwait+0x182/0x210 [ 75.984822][ T8041] ? pipe_poll+0xc8/0x6b0 [ 75.989128][ T8041] ? ksys_dup3+0x2e0/0x2e0 [ 75.993533][ T8041] ? p9_fd_poll+0x19b/0x2a0 [ 75.998011][ T8041] ? p9_conn_create+0x3a5/0x4f0 [ 76.002940][ T8041] ? p9_conn_create+0x4f0/0x4f0 [ 76.007778][ T8041] p9_client_create+0x7fb/0x10f0 [ 76.012695][ T8041] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 76.018735][ T8041] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.024256][ T8041] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.030294][ T8041] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.036173][ T8041] ? lockdep_init_map_waits+0x270/0x870 [ 76.041699][ T8041] v9fs_session_init+0x1ed/0x14c0 [ 76.046718][ T8041] ? v9fs_session_init+0x1ed/0x14c0 [ 76.051890][ T8041] ? find_held_lock+0x36/0x1d0 [ 76.056650][ T8041] ? v9fs_show_options+0x6c0/0x6c0 [ 76.061735][ T8041] ? __kasan_check_read+0x11/0x20 [ 76.066744][ T8041] ? v9fs_mount+0x55/0x7f0 [ 76.071135][ T8041] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.076665][ T8041] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.082712][ T8041] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.088581][ T8041] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.094184][ T8041] ? apparmor_task_alloc+0x2f0/0x2f0 [ 76.099534][ T8041] v9fs_mount+0x72/0x7f0 [ 76.103751][ T8041] ? v9fs_write_inode+0x50/0x50 [ 76.108576][ T8041] legacy_get_tree+0x103/0x1f0 [ 76.113318][ T8041] vfs_get_tree+0x8b/0x2d0 [ 76.117709][ T8041] ? capable+0x14/0x20 [ 76.121766][ T8041] do_mount+0x1272/0x1c30 [ 76.126065][ T8041] ? lock_downgrade+0x960/0x960 [ 76.130906][ T8041] ? copy_mount_string+0x20/0x20 [ 76.135838][ T8041] ? __kasan_check_write+0x14/0x20 [ 76.140933][ T8041] ? _copy_from_user+0xc5/0x110 [ 76.145762][ T8041] __x64_sys_mount+0x169/0x1c0 [ 76.150520][ T8041] do_syscall_64+0xd0/0x630 [ 76.155957][ T8041] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 76.161844][ T8041] RIP: 0033:0x458da9 [ 76.165714][ T8041] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.185325][ T8041] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.193797][ T8041] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 76.201746][ T8041] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 76.209866][ T8041] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 76.217814][ T8041] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 76.225970][ T8041] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 76.233944][ T8045] CPU: 1 PID: 8045 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 76.242538][ T8045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.253029][ T8045] Call Trace: [ 76.256411][ T8045] dump_stack+0x12d/0x187 [ 76.260834][ T8045] should_fail.cold.4+0x5/0x13 [ 76.265613][ T8045] ? do_mount+0x1272/0x1c30 [ 76.270301][ T8045] ? fault_create_debugfs_attr+0x150/0x150 [ 76.276126][ T8045] ? find_held_lock+0x36/0x1d0 [ 76.280897][ T8045] should_fail_alloc_page+0x50/0x60 [ 76.286152][ T8045] __alloc_pages_nodemask+0x17f/0x880 [ 76.292308][ T8045] ? cache_grow_end+0xab/0x190 [ 76.297078][ T8045] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 76.298438][ T8050] FAULT_INJECTION: forcing a failure. [ 76.298438][ T8050] name failslab, interval 1, probability 0, space 0, times 0 [ 76.304022][ T8045] ? do_raw_spin_lock+0x132/0x2e0 [ 76.322503][ T8045] cache_grow_begin+0x92/0xc70 [ 76.327242][ T8045] ? __kmalloc+0xc5/0x7a0 [ 76.331655][ T8045] ? trace_hardirqs_off+0x41/0x1a0 [ 76.338130][ T8045] __kmalloc+0x6d3/0x7a0 [ 76.342356][ T8045] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 76.347614][ T8045] p9_fcall_init.isra.2+0x55/0x1c0 [ 76.352700][ T8045] p9_client_prepare_req.part.5+0x116/0x670 [ 76.358572][ T8045] p9_client_rpc+0x174/0xe50 [ 76.363235][ T8045] ? p9_client_prepare_req.part.5+0x670/0x670 [ 76.369295][ T8045] ? p9_pollwait+0x182/0x210 [ 76.373865][ T8045] ? pipe_poll+0xc8/0x6b0 [ 76.378179][ T8045] ? ksys_dup3+0x2e0/0x2e0 [ 76.382567][ T8045] ? p9_fd_poll+0x19b/0x2a0 [ 76.387151][ T8045] ? p9_conn_create+0x3a5/0x4f0 [ 76.391977][ T8045] ? p9_conn_create+0x4f0/0x4f0 [ 76.396804][ T8045] p9_client_create+0x7fb/0x10f0 [ 76.401807][ T8045] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 76.407861][ T8045] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.413395][ T8045] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.419433][ T8045] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.425305][ T8045] ? lockdep_init_map_waits+0x270/0x870 [ 76.430836][ T8045] v9fs_session_init+0x1ed/0x14c0 [ 76.435854][ T8045] ? v9fs_session_init+0x1ed/0x14c0 [ 76.441118][ T8045] ? find_held_lock+0x36/0x1d0 [ 76.445874][ T8045] ? v9fs_show_options+0x6c0/0x6c0 [ 76.450973][ T8045] ? __kasan_check_read+0x11/0x20 [ 76.455986][ T8045] ? v9fs_mount+0x55/0x7f0 [ 76.460377][ T8045] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.466125][ T8045] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.472200][ T8045] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.477992][ T8045] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.483513][ T8045] ? apparmor_task_alloc+0x2f0/0x2f0 [ 76.488773][ T8045] v9fs_mount+0x72/0x7f0 [ 76.493270][ T8045] ? v9fs_write_inode+0x50/0x50 [ 76.498281][ T8045] legacy_get_tree+0x103/0x1f0 [ 76.503139][ T8045] vfs_get_tree+0x8b/0x2d0 [ 76.507666][ T8045] ? capable+0x14/0x20 [ 76.511713][ T8045] do_mount+0x1272/0x1c30 [ 76.516033][ T8045] ? lock_downgrade+0x960/0x960 [ 76.520860][ T8045] ? copy_mount_string+0x20/0x20 [ 76.525886][ T8045] ? __kasan_check_write+0x14/0x20 [ 76.531014][ T8045] ? _copy_from_user+0xc5/0x110 [ 76.535860][ T8045] __x64_sys_mount+0x169/0x1c0 [ 76.540711][ T8045] do_syscall_64+0xd0/0x630 [ 76.545195][ T8045] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 76.551084][ T8045] RIP: 0033:0x458da9 [ 76.554971][ T8045] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.574586][ T8045] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.582999][ T8045] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 76.590958][ T8045] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 76.599184][ T8045] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 76.607132][ T8045] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 76.615168][ T8045] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 76.623147][ T8050] CPU: 0 PID: 8050 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 76.624539][ T27] audit: type=1804 audit(1590054963.346:13): pid=8050 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir950364134/syzkaller.okXjpR/11/file0" dev="sda1" ino=15855 res=1 [ 76.631728][ T8050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.664837][ T8050] Call Trace: [ 76.668128][ T8050] dump_stack+0x12d/0x187 [ 76.672549][ T8044] FAULT_INJECTION: forcing a failure. [ 76.672549][ T8044] name failslab, interval 1, probability 0, space 0, times 0 [ 76.672559][ T8050] should_fail.cold.4+0x5/0x13 [ 76.672569][ T8050] ? fault_create_debugfs_attr+0x150/0x150 [ 76.696608][ T8050] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 76.703226][ T8050] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.708849][ T8050] __should_failslab+0xba/0xf0 [ 76.713590][ T8050] should_failslab+0x9/0x14 [ 76.718068][ T8050] kmem_cache_alloc+0x47/0x760 [ 76.722835][ T8050] ? __kasan_check_read+0x11/0x20 [ 76.727831][ T8050] ? mark_lock+0xbf/0x630 [ 76.732135][ T8050] ? legacy_get_tree+0x103/0x1f0 [ 76.737091][ T8050] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 76.743515][ T8050] idr_get_free+0x35d/0x880 [ 76.748014][ T8050] idr_alloc_u32+0x13a/0x330 [ 76.753571][ T8050] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 76.759113][ T8050] ? lock_acquire+0x209/0x9e0 [ 76.763780][ T8050] ? __kasan_check_write+0x14/0x20 [ 76.768868][ T8050] ? do_raw_spin_lock+0x132/0x2e0 [ 76.773880][ T8050] idr_alloc+0x7d/0xc0 [ 76.777927][ T8050] ? idr_alloc_u32+0x330/0x330 [ 76.782762][ T8050] p9_client_prepare_req.part.5+0x571/0x670 [ 76.788808][ T8050] p9_client_rpc+0x174/0xe50 [ 76.793391][ T8050] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 76.799173][ T8050] ? __debug_object_init+0x4fc/0x10f0 [ 76.804525][ T8050] ? __kasan_check_read+0x11/0x20 [ 76.809537][ T8050] ? p9_client_prepare_req.part.5+0x670/0x670 [ 76.815597][ T8050] ? free_object+0x70/0x70 [ 76.819988][ T8050] ? ksys_dup3+0x2e0/0x2e0 [ 76.824400][ T8050] ? lockdep_init_map_waits+0x270/0x870 [ 76.829940][ T8050] ? __kasan_check_write+0x14/0x20 [ 76.835024][ T8050] ? p9_conn_create+0x3ce/0x4f0 [ 76.839964][ T8050] ? p9_conn_create+0x4f0/0x4f0 [ 76.844805][ T8050] p9_client_create+0x7fb/0x10f0 [ 76.849822][ T8050] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 76.856482][ T8050] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.862015][ T8050] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.868072][ T8050] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.874559][ T8050] ? lockdep_init_map_waits+0x270/0x870 [ 76.880189][ T8050] v9fs_session_init+0x1ed/0x14c0 [ 76.886229][ T8050] ? v9fs_session_init+0x1ed/0x14c0 [ 76.891409][ T8050] ? find_held_lock+0x36/0x1d0 [ 76.896158][ T8050] ? v9fs_show_options+0x6c0/0x6c0 [ 76.901249][ T8050] ? __kasan_check_read+0x11/0x20 [ 76.906248][ T8050] ? v9fs_mount+0x55/0x7f0 [ 76.910637][ T8050] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.916258][ T8050] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.922309][ T8050] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.928089][ T8050] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.933620][ T8050] ? apparmor_task_alloc+0x2f0/0x2f0 [ 76.938898][ T8050] v9fs_mount+0x72/0x7f0 [ 76.943987][ T8050] ? v9fs_write_inode+0x50/0x50 [ 76.948811][ T8050] legacy_get_tree+0x103/0x1f0 [ 76.953646][ T8050] vfs_get_tree+0x8b/0x2d0 [ 76.958034][ T8050] ? capable+0x14/0x20 [ 76.962081][ T8050] do_mount+0x1272/0x1c30 [ 76.966391][ T8050] ? lock_downgrade+0x960/0x960 [ 76.971228][ T8050] ? copy_mount_string+0x20/0x20 [ 76.976157][ T8050] ? __kasan_check_write+0x14/0x20 [ 76.981239][ T8050] ? _copy_from_user+0xc5/0x110 [ 76.986414][ T8050] __x64_sys_mount+0x169/0x1c0 [ 76.991152][ T8050] do_syscall_64+0xd0/0x630 [ 76.995762][ T8050] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.001627][ T8050] RIP: 0033:0x458da9 [ 77.005497][ T8050] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.025523][ T8050] RSP: 002b:00007f36a8727c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.033908][ T8050] RAX: ffffffffffffffda RBX: 00007f36a8727c90 RCX: 0000000000458da9 [ 77.041997][ T8050] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 77.049946][ T8050] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 77.057892][ T8050] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87286d4 [ 77.066011][ T8050] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 77.074159][ T8044] CPU: 1 PID: 8044 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 77.083088][ T8044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.093231][ T8044] Call Trace: [ 77.096518][ T8044] dump_stack+0x12d/0x187 [ 77.100943][ T8044] should_fail.cold.4+0x5/0x13 [ 77.105708][ T8044] ? stack_trace_save+0x82/0xb0 [ 77.110649][ T8044] ? fault_create_debugfs_attr+0x150/0x150 [ 77.117607][ T8044] __should_failslab+0xba/0xf0 [ 77.122832][ T8044] should_failslab+0x9/0x14 [ 77.127337][ T8044] kmem_cache_alloc+0x47/0x760 [ 77.132103][ T8044] ? __kasan_check_read+0x11/0x20 [ 77.137128][ T8044] ? mark_lock+0xbf/0x630 [ 77.141461][ T8044] ? mark_held_locks+0x130/0x130 [ 77.146405][ T8044] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 77.152826][ T8044] idr_get_free+0x35d/0x880 [ 77.157949][ T8044] ? mark_held_locks+0x130/0x130 [ 77.162901][ T8044] idr_alloc_u32+0x13a/0x330 [ 77.167496][ T8044] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 77.174004][ T8044] ? lock_acquire+0x209/0x9e0 [ 77.178696][ T8044] ? __kasan_check_write+0x14/0x20 [ 77.179998][ T8056] FAULT_INJECTION: forcing a failure. [ 77.179998][ T8056] name failslab, interval 1, probability 0, space 0, times 0 [ 77.183920][ T8044] ? do_raw_spin_lock+0x132/0x2e0 [ 77.201486][ T8044] idr_alloc+0x7d/0xc0 [ 77.205532][ T8044] ? idr_alloc_u32+0x330/0x330 [ 77.210381][ T8044] p9_client_prepare_req.part.5+0x571/0x670 [ 77.216253][ T8044] p9_client_rpc+0x174/0xe50 [ 77.220821][ T8044] ? p9_client_prepare_req.part.5+0x670/0x670 [ 77.226878][ T8044] ? p9_pollwait+0x182/0x210 [ 77.231454][ T8044] ? pipe_poll+0xc8/0x6b0 [ 77.235755][ T8044] ? ksys_dup3+0x2e0/0x2e0 [ 77.240157][ T8044] ? p9_fd_poll+0x19b/0x2a0 [ 77.244657][ T8044] ? p9_conn_create+0x3a5/0x4f0 [ 77.249483][ T8044] ? p9_conn_create+0x4f0/0x4f0 [ 77.254361][ T8044] p9_client_create+0x7fb/0x10f0 [ 77.259322][ T8044] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 77.266500][ T8044] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.272022][ T8044] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.278933][ T8044] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.284735][ T8044] ? lockdep_init_map_waits+0x270/0x870 [ 77.290261][ T8044] v9fs_session_init+0x1ed/0x14c0 [ 77.295280][ T8044] ? v9fs_session_init+0x1ed/0x14c0 [ 77.300473][ T8044] ? find_held_lock+0x36/0x1d0 [ 77.305231][ T8044] ? v9fs_show_options+0x6c0/0x6c0 [ 77.310319][ T8044] ? __kasan_check_read+0x11/0x20 [ 77.315332][ T8044] ? v9fs_mount+0x55/0x7f0 [ 77.319722][ T8044] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.325255][ T8044] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.331313][ T8044] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.337279][ T8044] ? kmem_cache_alloc_trace+0x39e/0x780 [ 77.342887][ T8044] ? apparmor_task_alloc+0x2f0/0x2f0 [ 77.348144][ T8044] v9fs_mount+0x72/0x7f0 [ 77.352373][ T8044] ? v9fs_write_inode+0x50/0x50 [ 77.357205][ T8044] legacy_get_tree+0x103/0x1f0 [ 77.362030][ T8044] vfs_get_tree+0x8b/0x2d0 [ 77.366425][ T8044] ? capable+0x14/0x20 [ 77.370466][ T8044] do_mount+0x1272/0x1c30 [ 77.374767][ T8044] ? lock_downgrade+0x960/0x960 [ 77.379593][ T8044] ? copy_mount_string+0x20/0x20 [ 77.384509][ T8044] ? __kasan_check_write+0x14/0x20 [ 77.389593][ T8044] ? _copy_from_user+0xc5/0x110 [ 77.394770][ T8044] __x64_sys_mount+0x169/0x1c0 [ 77.399599][ T8044] do_syscall_64+0xd0/0x630 [ 77.404095][ T8044] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.409963][ T8044] RIP: 0033:0x458da9 [ 77.413832][ T8044] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.433407][ T8044] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.441790][ T8044] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 77.449735][ T8044] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 77.457686][ T8044] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 77.465630][ T8044] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 77.474095][ T8044] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 77.482324][ T8056] CPU: 0 PID: 8056 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 77.491010][ T8056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.501064][ T8056] Call Trace: [ 77.504365][ T8056] dump_stack+0x12d/0x187 [ 77.508706][ T8056] should_fail.cold.4+0x5/0x13 [ 77.513470][ T8056] ? fault_create_debugfs_attr+0x150/0x150 [ 77.519273][ T8056] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 77.525840][ T8056] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.531373][ T8056] __should_failslab+0xba/0xf0 [ 77.536111][ T8056] should_failslab+0x9/0x14 [ 77.540603][ T8056] kmem_cache_alloc+0x47/0x760 [ 77.545380][ T8056] ? __kasan_check_read+0x11/0x20 [ 77.550375][ T8056] ? mark_lock+0xbf/0x630 [ 77.554673][ T8056] ? legacy_get_tree+0x103/0x1f0 [ 77.559669][ T8056] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 77.566066][ T8056] idr_get_free+0x35d/0x880 [ 77.570559][ T8056] idr_alloc_u32+0x13a/0x330 [ 77.575138][ T8056] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 77.580674][ T8056] ? lock_acquire+0x209/0x9e0 [ 77.585347][ T8056] ? __kasan_check_write+0x14/0x20 [ 77.590427][ T8056] ? do_raw_spin_lock+0x132/0x2e0 [ 77.595439][ T8056] idr_alloc+0x7d/0xc0 [ 77.599491][ T8056] ? idr_alloc_u32+0x330/0x330 [ 77.604240][ T8056] p9_client_prepare_req.part.5+0x571/0x670 [ 77.610117][ T8056] p9_client_rpc+0x174/0xe50 [ 77.614711][ T8056] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.620154][ T8056] ? p9_client_prepare_req.part.5+0x670/0x670 [ 77.626292][ T8056] ? retint_kernel+0x2b/0x2b [ 77.630855][ T8056] ? pipe_poll+0xc8/0x6b0 [ 77.635609][ T8056] ? __x86_indirect_thunk_rax+0xc/0x20 [ 77.641040][ T8056] ? p9_fd_poll+0x19b/0x2a0 [ 77.645513][ T8056] ? p9_conn_create+0x3a5/0x4f0 [ 77.650333][ T8056] ? p9_conn_create+0x4f0/0x4f0 [ 77.656037][ T8056] p9_client_create+0x7fb/0x10f0 [ 77.660946][ T8056] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 77.667000][ T8056] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.672514][ T8056] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.678551][ T8056] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.684333][ T8056] ? lockdep_init_map_waits+0x270/0x870 [ 77.689883][ T8056] v9fs_session_init+0x1ed/0x14c0 [ 77.694901][ T8056] ? v9fs_session_init+0x1ed/0x14c0 [ 77.700081][ T8056] ? find_held_lock+0x36/0x1d0 [ 77.704824][ T8056] ? v9fs_show_options+0x6c0/0x6c0 [ 77.709971][ T8056] ? __kasan_check_read+0x11/0x20 [ 77.714991][ T8056] ? v9fs_mount+0x55/0x7f0 [ 77.719394][ T8056] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.724933][ T8056] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.731082][ T8056] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.736992][ T8056] ? kmem_cache_alloc_trace+0x39e/0x780 [ 77.742516][ T8056] ? apparmor_task_alloc+0x2f0/0x2f0 [ 77.747777][ T8056] v9fs_mount+0x72/0x7f0 [ 77.751995][ T8056] ? v9fs_write_inode+0x50/0x50 [ 77.756815][ T8056] legacy_get_tree+0x103/0x1f0 [ 77.761550][ T8056] vfs_get_tree+0x8b/0x2d0 [ 77.765945][ T8056] ? capable+0x14/0x20 [ 77.769996][ T8056] do_mount+0x1272/0x1c30 [ 77.774295][ T8056] ? lock_downgrade+0x960/0x960 [ 77.779116][ T8056] ? copy_mount_string+0x20/0x20 [ 77.784034][ T8056] ? __kasan_check_write+0x14/0x20 [ 77.789112][ T8056] ? _copy_from_user+0xc5/0x110 [ 77.793937][ T8056] __x64_sys_mount+0x169/0x1c0 [ 77.798675][ T8056] do_syscall_64+0xd0/0x630 [ 77.803614][ T8056] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.809486][ T8056] RIP: 0033:0x458da9 [ 77.813351][ T8056] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.832927][ T8056] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2020/05/21 09:56:05 executed programs: 77 [ 77.841313][ T8056] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 77.849295][ T8056] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 77.857237][ T8056] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 77.865301][ T8056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 77.873329][ T8056] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 77.941322][ T8066] FAULT_INJECTION: forcing a failure. [ 77.941322][ T8066] name failslab, interval 1, probability 0, space 0, times 0 [ 77.951172][ T8069] FAULT_INJECTION: forcing a failure. [ 77.951172][ T8069] name failslab, interval 1, probability 0, space 0, times 0 [ 77.957212][ T8068] FAULT_INJECTION: forcing a failure. [ 77.957212][ T8068] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.966762][ T8069] CPU: 0 PID: 8069 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 77.989258][ T8069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.999288][ T8069] Call Trace: [ 78.002554][ T8069] dump_stack+0x12d/0x187 [ 78.006860][ T8069] should_fail.cold.4+0x5/0x13 [ 78.011599][ T8069] ? fault_create_debugfs_attr+0x150/0x150 [ 78.017393][ T8069] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 78.023995][ T8069] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.029515][ T8069] __should_failslab+0xba/0xf0 [ 78.034265][ T8069] should_failslab+0x9/0x14 [ 78.038738][ T8069] kmem_cache_alloc+0x47/0x760 [ 78.043483][ T8069] ? __kasan_check_read+0x11/0x20 [ 78.048478][ T8069] ? mark_lock+0xbf/0x630 [ 78.052781][ T8069] ? legacy_get_tree+0x103/0x1f0 [ 78.057695][ T8069] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 78.064190][ T8069] idr_get_free+0x35d/0x880 [ 78.068675][ T8069] idr_alloc_u32+0x13a/0x330 [ 78.073238][ T8069] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 78.078755][ T8069] ? lock_acquire+0x209/0x9e0 [ 78.083408][ T8069] ? __kasan_check_write+0x14/0x20 [ 78.088489][ T8069] ? do_raw_spin_lock+0x132/0x2e0 [ 78.093493][ T8069] idr_alloc+0x7d/0xc0 [ 78.097546][ T8069] ? idr_alloc_u32+0x330/0x330 [ 78.102295][ T8069] p9_client_prepare_req.part.5+0x571/0x670 [ 78.108171][ T8069] p9_client_rpc+0x174/0xe50 [ 78.112738][ T8069] ? p9_client_prepare_req.part.5+0x670/0x670 [ 78.118901][ T8069] ? p9_pollwait+0x182/0x210 [ 78.123470][ T8069] ? pipe_poll+0xc8/0x6b0 [ 78.127770][ T8069] ? ksys_dup3+0x2e0/0x2e0 [ 78.132158][ T8069] ? p9_fd_poll+0x19b/0x2a0 [ 78.136644][ T8069] ? p9_conn_create+0x3a5/0x4f0 [ 78.141472][ T8069] ? p9_conn_create+0x4f0/0x4f0 [ 78.146300][ T8069] p9_client_create+0x7fb/0x10f0 [ 78.151225][ T8069] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 78.157264][ T8069] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.162784][ T8069] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.168824][ T8069] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.174707][ T8069] ? lockdep_init_map_waits+0x270/0x870 [ 78.180244][ T8069] v9fs_session_init+0x1ed/0x14c0 [ 78.185242][ T8069] ? v9fs_session_init+0x1ed/0x14c0 [ 78.190417][ T8069] ? find_held_lock+0x36/0x1d0 [ 78.195159][ T8069] ? v9fs_show_options+0x6c0/0x6c0 [ 78.200341][ T8069] ? __kasan_check_read+0x11/0x20 [ 78.205346][ T8069] ? gred_enqueue+0xee0/0x22d0 [ 78.210082][ T8069] ? v9fs_mount+0x55/0x7f0 [ 78.214481][ T8069] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.220084][ T8069] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.226121][ T8069] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.231912][ T8069] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.237431][ T8069] ? apparmor_task_alloc+0x2f0/0x2f0 [ 78.242712][ T8069] v9fs_mount+0x72/0x7f0 [ 78.246933][ T8069] ? v9fs_write_inode+0x50/0x50 [ 78.251753][ T8069] legacy_get_tree+0x103/0x1f0 [ 78.256500][ T8069] vfs_get_tree+0x8b/0x2d0 [ 78.260887][ T8069] ? capable+0x14/0x20 [ 78.264945][ T8069] do_mount+0x1272/0x1c30 [ 78.269245][ T8069] ? lock_downgrade+0x960/0x960 [ 78.274070][ T8069] ? copy_mount_string+0x20/0x20 [ 78.278985][ T8069] ? __kasan_check_write+0x14/0x20 [ 78.284079][ T8069] ? _copy_from_user+0xc5/0x110 [ 78.288905][ T8069] __x64_sys_mount+0x169/0x1c0 [ 78.293648][ T8069] do_syscall_64+0xd0/0x630 [ 78.298138][ T8069] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 78.304013][ T8069] RIP: 0033:0x458da9 [ 78.307888][ T8069] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.327470][ T8069] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.335852][ T8069] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 78.344054][ T8069] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 78.351998][ T8069] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 78.360039][ T8069] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 78.367995][ T8069] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 78.376058][ T8068] CPU: 1 PID: 8068 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 78.384642][ T8068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.394779][ T8068] Call Trace: [ 78.398594][ T8068] dump_stack+0x12d/0x187 [ 78.402929][ T8068] should_fail.cold.4+0x5/0x13 [ 78.407689][ T8068] ? do_mount+0x1272/0x1c30 [ 78.412190][ T8068] ? fault_create_debugfs_attr+0x150/0x150 [ 78.417992][ T8068] ? find_held_lock+0x36/0x1d0 [ 78.422753][ T8068] should_fail_alloc_page+0x50/0x60 [ 78.424370][ T8070] 9pnet: Insufficient options for proto=fd [ 78.427974][ T8068] __alloc_pages_nodemask+0x17f/0x880 [ 78.427983][ T8068] ? cache_grow_end+0xab/0x190 [ 78.427992][ T8068] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 78.428000][ T8068] ? do_raw_spin_lock+0x132/0x2e0 [ 78.428017][ T8068] cache_grow_begin+0x92/0xc70 [ 78.428022][ T8068] ? __kmalloc+0xc5/0x7a0 [ 78.428030][ T8068] ? trace_hardirqs_off+0x41/0x1a0 [ 78.428039][ T8068] __kmalloc+0x6d3/0x7a0 [ 78.428049][ T8068] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 78.428058][ T8068] p9_fcall_init.isra.2+0x55/0x1c0 [ 78.484859][ T8068] p9_client_prepare_req.part.5+0x116/0x670 [ 78.490845][ T8068] p9_client_rpc+0x174/0xe50 [ 78.495638][ T8068] ? p9_client_prepare_req.part.5+0x670/0x670 [ 78.501794][ T8068] ? p9_pollwait+0x182/0x210 [ 78.506396][ T8068] ? pipe_poll+0xc8/0x6b0 [ 78.510725][ T8068] ? ksys_dup3+0x2e0/0x2e0 [ 78.515123][ T8068] ? p9_fd_poll+0x19b/0x2a0 [ 78.519624][ T8068] ? p9_conn_create+0x3a5/0x4f0 [ 78.524825][ T8068] ? p9_conn_create+0x4f0/0x4f0 [ 78.529664][ T8068] p9_client_create+0x7fb/0x10f0 [ 78.534608][ T8068] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 78.540655][ T8068] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.546273][ T8068] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.552454][ T8068] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.558262][ T8068] ? lockdep_init_map_waits+0x270/0x870 [ 78.563819][ T8068] v9fs_session_init+0x1ed/0x14c0 [ 78.568958][ T8068] ? v9fs_session_init+0x1ed/0x14c0 [ 78.574163][ T8068] ? find_held_lock+0x36/0x1d0 [ 78.578920][ T8068] ? v9fs_show_options+0x6c0/0x6c0 [ 78.584096][ T8068] ? __kasan_check_read+0x11/0x20 [ 78.589118][ T8068] ? l2_st8_got_super+0x640/0x820 [ 78.594131][ T8068] ? v9fs_mount+0x55/0x7f0 [ 78.598527][ T8068] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.604047][ T8068] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.610086][ T8068] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.618405][ T8068] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.623930][ T8068] ? apparmor_task_alloc+0x2f0/0x2f0 [ 78.629214][ T8068] v9fs_mount+0x72/0x7f0 [ 78.633449][ T8068] ? v9fs_write_inode+0x50/0x50 [ 78.638303][ T8068] legacy_get_tree+0x103/0x1f0 [ 78.643052][ T8068] vfs_get_tree+0x8b/0x2d0 [ 78.647448][ T8068] ? capable+0x14/0x20 [ 78.651495][ T8068] do_mount+0x1272/0x1c30 [ 78.655799][ T8068] ? lock_downgrade+0x960/0x960 [ 78.660634][ T8068] ? copy_mount_string+0x20/0x20 [ 78.665741][ T8068] ? __kasan_check_write+0x14/0x20 [ 78.670836][ T8068] ? _copy_from_user+0xc5/0x110 [ 78.675699][ T8068] __x64_sys_mount+0x169/0x1c0 [ 78.680547][ T8068] do_syscall_64+0xd0/0x630 [ 78.685050][ T8068] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 78.690965][ T8068] RIP: 0033:0x458da9 [ 78.694842][ T8068] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.714418][ T8068] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.722802][ T8068] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 78.730842][ T8068] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 78.738816][ T8068] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 78.747815][ T8068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 78.756217][ T8068] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 78.764808][ T8066] CPU: 0 PID: 8066 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 78.773395][ T8066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.783443][ T8066] Call Trace: [ 78.787235][ T8066] dump_stack+0x12d/0x187 [ 78.791541][ T8066] should_fail.cold.4+0x5/0x13 [ 78.796286][ T8066] ? fault_create_debugfs_attr+0x150/0x150 [ 78.802068][ T8066] ? ___might_sleep+0x16b/0x2b0 [ 78.806903][ T8066] __should_failslab+0xba/0xf0 [ 78.811648][ T8066] should_failslab+0x9/0x14 [ 78.816139][ T8066] __kmalloc+0x2eb/0x7a0 [ 78.820364][ T8066] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 78.825620][ T8066] p9_fcall_init.isra.2+0x55/0x1c0 [ 78.830789][ T8066] p9_client_prepare_req.part.5+0x116/0x670 [ 78.836654][ T8066] p9_client_rpc+0x174/0xe50 [ 78.841214][ T8066] ? p9_client_prepare_req.part.5+0x670/0x670 [ 78.847257][ T8066] ? p9_pollwait+0x182/0x210 [ 78.851820][ T8066] ? pipe_poll+0xc8/0x6b0 [ 78.856128][ T8066] ? ksys_dup3+0x2e0/0x2e0 [ 78.860525][ T8066] ? p9_fd_poll+0x19b/0x2a0 [ 78.865102][ T8066] ? p9_conn_create+0x3a5/0x4f0 [ 78.870009][ T8066] ? p9_conn_create+0x4f0/0x4f0 [ 78.874907][ T8066] p9_client_create+0x7fb/0x10f0 [ 78.879826][ T8066] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 78.885864][ T8066] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.891378][ T8066] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.897422][ T8066] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.903215][ T8066] ? lockdep_init_map_waits+0x270/0x870 [ 78.908765][ T8066] v9fs_session_init+0x1ed/0x14c0 [ 78.913759][ T8066] ? v9fs_session_init+0x1ed/0x14c0 [ 78.918956][ T8066] ? find_held_lock+0x36/0x1d0 [ 78.924050][ T8066] ? v9fs_show_options+0x6c0/0x6c0 [ 78.929131][ T8066] ? __kasan_check_read+0x11/0x20 [ 78.934126][ T8066] ? v9fs_mount+0x55/0x7f0 [ 78.938597][ T8066] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.944978][ T8066] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.951025][ T8066] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.956807][ T8066] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.962583][ T8066] ? apparmor_task_alloc+0x2f0/0x2f0 [ 78.967839][ T8066] v9fs_mount+0x72/0x7f0 [ 78.972069][ T8066] ? v9fs_write_inode+0x50/0x50 [ 78.976891][ T8066] legacy_get_tree+0x103/0x1f0 [ 78.981630][ T8066] vfs_get_tree+0x8b/0x2d0 [ 78.986016][ T8066] ? capable+0x14/0x20 [ 78.990055][ T8066] do_mount+0x1272/0x1c30 [ 78.994362][ T8066] ? lock_downgrade+0x960/0x960 [ 78.999190][ T8066] ? copy_mount_string+0x20/0x20 [ 79.004130][ T8066] ? __kasan_check_write+0x14/0x20 [ 79.009298][ T8066] ? _copy_from_user+0xc5/0x110 [ 79.014123][ T8066] __x64_sys_mount+0x169/0x1c0 [ 79.018870][ T8066] do_syscall_64+0xd0/0x630 [ 79.023419][ T8066] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 79.029291][ T8066] RIP: 0033:0x458da9 [ 79.033157][ T8066] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.053081][ T8066] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.061721][ T8066] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 79.069665][ T8066] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.077608][ T8066] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 79.085550][ T8066] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 79.093494][ T8066] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 79.155988][ T8083] FAULT_INJECTION: forcing a failure. [ 79.155988][ T8083] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.169217][ T8083] CPU: 1 PID: 8083 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 79.170512][ T8086] FAULT_INJECTION: forcing a failure. [ 79.170512][ T8086] name failslab, interval 1, probability 0, space 0, times 0 [ 79.177903][ T8083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.201013][ T8083] Call Trace: [ 79.204283][ T8083] dump_stack+0x12d/0x187 [ 79.208588][ T8083] should_fail.cold.4+0x5/0x13 [ 79.213333][ T8083] ? do_mount+0x1272/0x1c30 [ 79.217826][ T8083] ? fault_create_debugfs_attr+0x150/0x150 [ 79.223604][ T8083] ? find_held_lock+0x36/0x1d0 [ 79.228342][ T8083] should_fail_alloc_page+0x50/0x60 [ 79.233522][ T8083] __alloc_pages_nodemask+0x17f/0x880 [ 79.238864][ T8083] ? cache_grow_end+0xab/0x190 [ 79.244037][ T8083] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 79.250943][ T8083] ? do_raw_spin_lock+0x132/0x2e0 [ 79.255957][ T8083] cache_grow_begin+0x92/0xc70 [ 79.260713][ T8083] ? __kmalloc+0xc5/0x7a0 [ 79.265026][ T8083] ? trace_hardirqs_off+0x41/0x1a0 [ 79.270229][ T8083] __kmalloc+0x6d3/0x7a0 [ 79.274571][ T8083] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 79.280534][ T8083] p9_fcall_init.isra.2+0x55/0x1c0 [ 79.285627][ T8083] p9_client_prepare_req.part.5+0x116/0x670 [ 79.291504][ T8083] p9_client_rpc+0x174/0xe50 [ 79.296068][ T8083] ? p9_client_prepare_req.part.5+0x670/0x670 [ 79.302106][ T8083] ? p9_pollwait+0x182/0x210 [ 79.306686][ T8083] ? pipe_poll+0xc8/0x6b0 [ 79.310989][ T8083] ? ksys_dup3+0x2e0/0x2e0 [ 79.315379][ T8083] ? p9_fd_poll+0x19b/0x2a0 [ 79.319884][ T8083] ? p9_conn_create+0x3a5/0x4f0 [ 79.324713][ T8083] ? p9_conn_create+0x4f0/0x4f0 [ 79.329556][ T8083] p9_client_create+0x7fb/0x10f0 [ 79.334471][ T8083] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 79.340510][ T8083] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.346088][ T8083] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.352322][ T8083] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.358119][ T8083] ? lockdep_init_map_waits+0x270/0x870 [ 79.363655][ T8083] v9fs_session_init+0x1ed/0x14c0 [ 79.368776][ T8083] ? v9fs_session_init+0x1ed/0x14c0 [ 79.373957][ T8083] ? find_held_lock+0x36/0x1d0 [ 79.378698][ T8083] ? v9fs_show_options+0x6c0/0x6c0 [ 79.383780][ T8083] ? __kasan_check_read+0x11/0x20 [ 79.388788][ T8083] ? v9fs_mount+0x55/0x7f0 [ 79.393176][ T8083] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.398703][ T8083] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.404735][ T8083] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.410517][ T8083] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.416035][ T8083] ? apparmor_task_alloc+0x2f0/0x2f0 [ 79.421292][ T8083] v9fs_mount+0x72/0x7f0 [ 79.425518][ T8083] ? v9fs_write_inode+0x50/0x50 [ 79.430342][ T8083] legacy_get_tree+0x103/0x1f0 [ 79.435094][ T8083] vfs_get_tree+0x8b/0x2d0 [ 79.439480][ T8083] ? capable+0x14/0x20 [ 79.443522][ T8083] do_mount+0x1272/0x1c30 [ 79.447838][ T8083] ? lock_downgrade+0x960/0x960 [ 79.452662][ T8083] ? copy_mount_string+0x20/0x20 [ 79.458012][ T8083] ? __kasan_check_write+0x14/0x20 [ 79.463107][ T8083] ? _copy_from_user+0xc5/0x110 [ 79.467932][ T8083] __x64_sys_mount+0x169/0x1c0 [ 79.472669][ T8083] do_syscall_64+0xd0/0x630 [ 79.477150][ T8083] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 79.483016][ T8083] RIP: 0033:0x458da9 [ 79.486884][ T8083] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.506459][ T8083] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.514872][ T8083] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 79.522834][ T8083] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.531500][ T8083] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 79.539460][ T8083] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 79.547407][ T8083] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 79.555394][ T8086] CPU: 0 PID: 8086 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 79.564158][ T8086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.574222][ T8086] Call Trace: [ 79.577504][ T8086] dump_stack+0x12d/0x187 [ 79.581920][ T8086] should_fail.cold.4+0x5/0x13 [ 79.586683][ T8086] ? fault_create_debugfs_attr+0x150/0x150 [ 79.592486][ T8086] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 79.599061][ T8086] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.604580][ T8086] __should_failslab+0xba/0xf0 [ 79.609317][ T8086] should_failslab+0x9/0x14 [ 79.613792][ T8086] kmem_cache_alloc+0x47/0x760 [ 79.618529][ T8086] ? __kasan_check_read+0x11/0x20 [ 79.623532][ T8086] ? mark_lock+0xbf/0x630 [ 79.627835][ T8086] ? legacy_get_tree+0x103/0x1f0 [ 79.632874][ T8086] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 79.639523][ T8086] idr_get_free+0x35d/0x880 [ 79.644009][ T8086] idr_alloc_u32+0x13a/0x330 [ 79.648574][ T8086] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 79.654091][ T8086] ? lock_acquire+0x209/0x9e0 [ 79.660052][ T8086] ? __kasan_check_write+0x14/0x20 [ 79.665135][ T8086] ? do_raw_spin_lock+0x132/0x2e0 [ 79.670133][ T8086] idr_alloc+0x7d/0xc0 [ 79.674174][ T8086] ? idr_alloc_u32+0x330/0x330 [ 79.678927][ T8086] p9_client_prepare_req.part.5+0x571/0x670 [ 79.684797][ T8086] p9_client_rpc+0x174/0xe50 [ 79.689368][ T8086] ? p9_client_prepare_req.part.5+0x670/0x670 [ 79.695408][ T8086] ? p9_pollwait+0x182/0x210 [ 79.699996][ T8086] ? pipe_poll+0xc8/0x6b0 [ 79.704296][ T8086] ? ksys_dup3+0x2e0/0x2e0 [ 79.708768][ T8086] ? p9_fd_poll+0x19b/0x2a0 [ 79.713243][ T8086] ? p9_conn_create+0x3a5/0x4f0 [ 79.718068][ T8086] ? p9_conn_create+0x4f0/0x4f0 [ 79.722921][ T8086] ? kfree+0x23a/0x2c0 [ 79.726977][ T8086] p9_client_create+0x7fb/0x10f0 [ 79.731900][ T8086] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 79.737942][ T8086] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.743466][ T8086] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.749511][ T8086] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.755294][ T8086] ? lockdep_init_map_waits+0x270/0x870 [ 79.760817][ T8086] v9fs_session_init+0x1ed/0x14c0 [ 79.766446][ T8086] ? v9fs_session_init+0x1ed/0x14c0 [ 79.771613][ T8086] ? find_held_lock+0x36/0x1d0 [ 79.776450][ T8086] ? v9fs_show_options+0x6c0/0x6c0 [ 79.781619][ T8086] ? __kasan_check_read+0x11/0x20 [ 79.786629][ T8086] ? uverbs_free_xrcd+0x90/0x210 [ 79.791548][ T8086] ? v9fs_mount+0x55/0x7f0 [ 79.795935][ T8086] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.801463][ T8086] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.807518][ T8086] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.813297][ T8086] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.818823][ T8086] ? apparmor_task_alloc+0x2f0/0x2f0 [ 79.824082][ T8086] v9fs_mount+0x72/0x7f0 [ 79.828308][ T8086] ? v9fs_write_inode+0x50/0x50 [ 79.833147][ T8086] legacy_get_tree+0x103/0x1f0 [ 79.837885][ T8086] vfs_get_tree+0x8b/0x2d0 [ 79.842277][ T8086] ? capable+0x14/0x20 [ 79.846320][ T8086] do_mount+0x1272/0x1c30 [ 79.850617][ T8086] ? lock_downgrade+0x960/0x960 [ 79.855441][ T8086] ? copy_mount_string+0x20/0x20 [ 79.860529][ T8086] ? __kasan_check_write+0x14/0x20 [ 79.865620][ T8086] ? _copy_from_user+0xc5/0x110 [ 79.870442][ T8086] __x64_sys_mount+0x169/0x1c0 [ 79.875179][ T8086] do_syscall_64+0xd0/0x630 [ 79.879686][ T8086] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 79.885549][ T8086] RIP: 0033:0x458da9 [ 79.889415][ T8086] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.908988][ T8086] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.917367][ T8086] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 79.925311][ T8086] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.933343][ T8086] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 79.941285][ T8086] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 79.950310][ T8086] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 80.003733][ T8091] FAULT_INJECTION: forcing a failure. [ 80.003733][ T8091] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 80.016958][ T8091] CPU: 1 PID: 8091 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 80.025540][ T8091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.033452][ T8098] FAULT_INJECTION: forcing a failure. [ 80.033452][ T8098] name failslab, interval 1, probability 0, space 0, times 0 [ 80.035771][ T8091] Call Trace: [ 80.051605][ T8091] dump_stack+0x12d/0x187 [ 80.056518][ T8091] should_fail.cold.4+0x5/0x13 [ 80.061269][ T8091] ? do_mount+0x1272/0x1c30 [ 80.065752][ T8091] ? fault_create_debugfs_attr+0x150/0x150 [ 80.071537][ T8091] ? find_held_lock+0x36/0x1d0 [ 80.076383][ T8091] should_fail_alloc_page+0x50/0x60 [ 80.082335][ T8091] __alloc_pages_nodemask+0x17f/0x880 [ 80.087687][ T8091] ? cache_grow_end+0xab/0x190 [ 80.092429][ T8091] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 80.099346][ T8091] ? do_raw_spin_lock+0x132/0x2e0 [ 80.104872][ T8091] cache_grow_begin+0x92/0xc70 [ 80.109612][ T8091] ? __kmalloc+0xc5/0x7a0 [ 80.113913][ T8091] ? trace_hardirqs_off+0x41/0x1a0 [ 80.119700][ T8091] __kmalloc+0x6d3/0x7a0 [ 80.123921][ T8091] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 80.129351][ T8091] p9_fcall_init.isra.2+0x55/0x1c0 [ 80.134630][ T8091] p9_client_prepare_req.part.5+0x116/0x670 [ 80.140497][ T8091] p9_client_rpc+0x174/0xe50 [ 80.145062][ T8091] ? p9_client_prepare_req.part.5+0x670/0x670 [ 80.151103][ T8091] ? p9_pollwait+0x182/0x210 [ 80.155840][ T8091] ? pipe_poll+0xc8/0x6b0 [ 80.160139][ T8091] ? ksys_dup3+0x2e0/0x2e0 [ 80.164535][ T8091] ? p9_fd_poll+0x19b/0x2a0 [ 80.169012][ T8091] ? p9_conn_create+0x3a5/0x4f0 [ 80.174096][ T8091] ? p9_conn_create+0x4f0/0x4f0 [ 80.178923][ T8091] p9_client_create+0x7fb/0x10f0 [ 80.183930][ T8091] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 80.189971][ T8091] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.195489][ T8091] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.201866][ T8091] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.208298][ T8091] ? lockdep_init_map_waits+0x270/0x870 [ 80.214556][ T8091] v9fs_session_init+0x1ed/0x14c0 [ 80.219679][ T8091] ? v9fs_session_init+0x1ed/0x14c0 [ 80.224869][ T8091] ? find_held_lock+0x36/0x1d0 [ 80.229628][ T8091] ? v9fs_show_options+0x6c0/0x6c0 [ 80.235677][ T8091] ? __kasan_check_read+0x11/0x20 [ 80.240708][ T8091] ? mlx4_ib_srq_event+0x90/0x1a0 [ 80.245896][ T8091] ? v9fs_mount+0x55/0x7f0 [ 80.250467][ T8091] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.256332][ T8091] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.263277][ T8091] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.269936][ T8091] ? kmem_cache_alloc_trace+0x39e/0x780 [ 80.275767][ T8091] ? apparmor_task_alloc+0x2f0/0x2f0 [ 80.281421][ T8091] v9fs_mount+0x72/0x7f0 [ 80.287639][ T8091] ? v9fs_write_inode+0x50/0x50 [ 80.302948][ T8091] legacy_get_tree+0x103/0x1f0 [ 80.308869][ T8091] vfs_get_tree+0x8b/0x2d0 [ 80.315506][ T8091] ? capable+0x14/0x20 [ 80.320913][ T8091] do_mount+0x1272/0x1c30 [ 80.325226][ T8091] ? lock_downgrade+0x960/0x960 [ 80.331193][ T8091] ? copy_mount_string+0x20/0x20 [ 80.336113][ T8091] ? __kasan_check_write+0x14/0x20 [ 80.341202][ T8091] ? _copy_from_user+0xc5/0x110 [ 80.346047][ T8091] __x64_sys_mount+0x169/0x1c0 [ 80.350787][ T8091] do_syscall_64+0xd0/0x630 [ 80.355320][ T8091] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 80.361361][ T8091] RIP: 0033:0x458da9 [ 80.365256][ T8091] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.385664][ T8091] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.394066][ T8091] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 80.402029][ T8091] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 80.409997][ T8091] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 80.418043][ T8091] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 80.426010][ T8091] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 80.433983][ T8098] CPU: 0 PID: 8098 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 80.442567][ T8098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.452707][ T8098] Call Trace: [ 80.456004][ T8098] dump_stack+0x12d/0x187 [ 80.460342][ T8098] should_fail.cold.4+0x5/0x13 [ 80.465136][ T8098] ? fault_create_debugfs_attr+0x150/0x150 [ 80.470945][ T8098] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 80.477535][ T8098] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.483089][ T8098] __should_failslab+0xba/0xf0 [ 80.487884][ T8098] should_failslab+0x9/0x14 [ 80.492393][ T8098] kmem_cache_alloc+0x47/0x760 [ 80.497160][ T8098] ? __kasan_check_read+0x11/0x20 [ 80.502185][ T8098] ? mark_lock+0xbf/0x630 [ 80.506516][ T8098] ? legacy_get_tree+0x103/0x1f0 [ 80.511466][ T8098] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 80.517888][ T8098] idr_get_free+0x35d/0x880 [ 80.522409][ T8098] idr_alloc_u32+0x13a/0x330 [ 80.527013][ T8098] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 80.532560][ T8098] ? lock_acquire+0x209/0x9e0 [ 80.538382][ T8098] ? __kasan_check_write+0x14/0x20 [ 80.542976][ T8105] 9pnet: Insufficient options for proto=fd [ 80.543490][ T8098] ? do_raw_spin_lock+0x132/0x2e0 [ 80.554305][ T8098] idr_alloc+0x7d/0xc0 [ 80.558374][ T8098] ? idr_alloc_u32+0x330/0x330 [ 80.561446][ T8107] FAULT_INJECTION: forcing a failure. [ 80.561446][ T8107] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 80.563139][ T8098] p9_client_prepare_req.part.5+0x571/0x670 [ 80.582210][ T8098] p9_client_rpc+0x174/0xe50 [ 80.586781][ T8098] ? p9_client_prepare_req.part.5+0x670/0x670 [ 80.592846][ T8098] ? p9_pollwait+0x182/0x210 [ 80.597415][ T8098] ? pipe_poll+0xc8/0x6b0 [ 80.601915][ T8098] ? ksys_dup3+0x2e0/0x2e0 [ 80.606333][ T8098] ? p9_fd_poll+0x19b/0x2a0 [ 80.610824][ T8098] ? p9_conn_create+0x3a5/0x4f0 [ 80.615661][ T8098] ? p9_conn_create+0x4f0/0x4f0 [ 80.620512][ T8098] p9_client_create+0x7fb/0x10f0 [ 80.625432][ T8098] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 80.631481][ T8098] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.637090][ T8098] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.643128][ T8098] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.648915][ T8098] ? lockdep_init_map_waits+0x270/0x870 [ 80.654440][ T8098] v9fs_session_init+0x1ed/0x14c0 [ 80.660500][ T8098] ? v9fs_session_init+0x1ed/0x14c0 [ 80.665674][ T8098] ? find_held_lock+0x36/0x1d0 [ 80.670417][ T8098] ? v9fs_show_options+0x6c0/0x6c0 [ 80.676044][ T8098] ? __kasan_check_read+0x11/0x20 [ 80.681045][ T8098] ? v9fs_mount+0x55/0x7f0 [ 80.685436][ T8098] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.690957][ T8098] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.696997][ T8098] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.702794][ T8098] ? kmem_cache_alloc_trace+0x39e/0x780 [ 80.708329][ T8098] ? apparmor_task_alloc+0x2f0/0x2f0 [ 80.713589][ T8098] v9fs_mount+0x72/0x7f0 [ 80.718082][ T8098] ? v9fs_write_inode+0x50/0x50 [ 80.722961][ T8098] legacy_get_tree+0x103/0x1f0 [ 80.727723][ T8098] vfs_get_tree+0x8b/0x2d0 [ 80.732149][ T8098] ? capable+0x14/0x20 [ 80.736229][ T8098] do_mount+0x1272/0x1c30 [ 80.740539][ T8098] ? lock_downgrade+0x960/0x960 [ 80.745384][ T8098] ? copy_mount_string+0x20/0x20 [ 80.750392][ T8098] ? __kasan_check_write+0x14/0x20 [ 80.755478][ T8098] ? _copy_from_user+0xc5/0x110 [ 80.760306][ T8098] __x64_sys_mount+0x169/0x1c0 [ 80.765046][ T8098] do_syscall_64+0xd0/0x630 [ 80.769544][ T8098] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 80.775409][ T8098] RIP: 0033:0x458da9 [ 80.779296][ T8098] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.798907][ T8098] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.807317][ T8098] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 80.815283][ T8098] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 80.823435][ T8098] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 80.831391][ T8098] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 80.839856][ T8098] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 80.847841][ T8107] CPU: 1 PID: 8107 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 80.856510][ T8107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.866667][ T8107] Call Trace: [ 80.868505][ T8096] FAULT_INJECTION: forcing a failure. [ 80.868505][ T8096] name failslab, interval 1, probability 0, space 0, times 0 [ 80.869948][ T8107] dump_stack+0x12d/0x187 [ 80.886832][ T8107] should_fail.cold.4+0x5/0x13 [ 80.891571][ T8107] ? do_mount+0x1272/0x1c30 [ 80.896050][ T8107] ? fault_create_debugfs_attr+0x150/0x150 [ 80.901831][ T8107] ? find_held_lock+0x36/0x1d0 [ 80.906594][ T8107] should_fail_alloc_page+0x50/0x60 [ 80.911780][ T8107] __alloc_pages_nodemask+0x17f/0x880 [ 80.917126][ T8107] ? cache_grow_end+0xab/0x190 [ 80.921866][ T8107] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 80.928802][ T8107] ? do_raw_spin_lock+0x132/0x2e0 [ 80.933837][ T8107] cache_grow_begin+0x92/0xc70 [ 80.938598][ T8107] ? __kmalloc+0xc5/0x7a0 [ 80.942922][ T8107] ? trace_hardirqs_off+0x41/0x1a0 [ 80.948020][ T8107] __kmalloc+0x6d3/0x7a0 [ 80.952237][ T8107] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 80.957501][ T8107] p9_fcall_init.isra.2+0x55/0x1c0 [ 80.962585][ T8107] p9_client_prepare_req.part.5+0x116/0x670 [ 80.968540][ T8107] p9_client_rpc+0x174/0xe50 [ 80.973105][ T8107] ? p9_client_prepare_req.part.5+0x670/0x670 [ 80.979149][ T8107] ? p9_pollwait+0x182/0x210 [ 80.983732][ T8107] ? pipe_poll+0xc8/0x6b0 [ 80.988049][ T8107] ? ksys_dup3+0x2e0/0x2e0 [ 80.992438][ T8107] ? p9_fd_poll+0x19b/0x2a0 [ 80.996917][ T8107] ? p9_conn_create+0x3a5/0x4f0 [ 81.001755][ T8107] ? p9_conn_create+0x4f0/0x4f0 [ 81.006585][ T8107] p9_client_create+0x7fb/0x10f0 [ 81.011502][ T8107] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 81.017554][ T8107] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.023085][ T8107] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.029139][ T8107] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.034943][ T8107] ? lockdep_init_map_waits+0x270/0x870 [ 81.040469][ T8107] v9fs_session_init+0x1ed/0x14c0 [ 81.045492][ T8107] ? v9fs_session_init+0x1ed/0x14c0 [ 81.050668][ T8107] ? find_held_lock+0x36/0x1d0 [ 81.055442][ T8107] ? v9fs_show_options+0x6c0/0x6c0 [ 81.060540][ T8107] ? __kasan_check_read+0x11/0x20 [ 81.065542][ T8107] ? v9fs_mount+0x55/0x7f0 [ 81.069936][ T8107] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.075457][ T8107] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.081496][ T8107] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.087294][ T8107] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.092833][ T8107] ? apparmor_task_alloc+0x2f0/0x2f0 [ 81.098105][ T8107] v9fs_mount+0x72/0x7f0 [ 81.102325][ T8107] ? v9fs_write_inode+0x50/0x50 [ 81.107148][ T8107] legacy_get_tree+0x103/0x1f0 [ 81.111892][ T8107] vfs_get_tree+0x8b/0x2d0 [ 81.116300][ T8107] ? capable+0x14/0x20 [ 81.120360][ T8107] do_mount+0x1272/0x1c30 [ 81.124661][ T8107] ? lock_downgrade+0x960/0x960 [ 81.129486][ T8107] ? copy_mount_string+0x20/0x20 [ 81.134405][ T8107] ? __kasan_check_write+0x14/0x20 [ 81.140182][ T8107] ? _copy_from_user+0xc5/0x110 [ 81.145024][ T8107] __x64_sys_mount+0x169/0x1c0 [ 81.149772][ T8107] do_syscall_64+0xd0/0x630 [ 81.154255][ T8107] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 81.160119][ T8107] RIP: 0033:0x458da9 [ 81.164007][ T8107] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.184019][ T8107] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.192401][ T8107] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 81.200436][ T8107] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 81.208500][ T8107] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 81.216451][ T8107] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 81.224400][ T8107] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 81.232362][ T8096] CPU: 0 PID: 8096 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 81.240944][ T8096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.250999][ T8096] Call Trace: [ 81.254297][ T8096] dump_stack+0x12d/0x187 [ 81.258631][ T8096] should_fail.cold.4+0x5/0x13 [ 81.263406][ T8096] ? fault_create_debugfs_attr+0x150/0x150 [ 81.269219][ T8096] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 81.276063][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.281625][ T8096] __should_failslab+0xba/0xf0 [ 81.286386][ T8096] should_failslab+0x9/0x14 [ 81.290923][ T8096] kmem_cache_alloc+0x47/0x760 [ 81.295685][ T8096] ? __kasan_check_read+0x11/0x20 [ 81.300708][ T8096] ? mark_lock+0xbf/0x630 [ 81.306078][ T8096] ? legacy_get_tree+0x103/0x1f0 [ 81.311024][ T8096] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 81.317613][ T8096] idr_get_free+0x35d/0x880 [ 81.322128][ T8096] idr_alloc_u32+0x13a/0x330 [ 81.326980][ T8096] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 81.332973][ T8096] ? lock_acquire+0x209/0x9e0 [ 81.334646][ T8121] FAULT_INJECTION: forcing a failure. [ 81.334646][ T8121] name failslab, interval 1, probability 0, space 0, times 0 [ 81.337837][ T8096] ? __kasan_check_write+0x14/0x20 [ 81.355475][ T8096] ? do_raw_spin_lock+0x132/0x2e0 [ 81.360586][ T8096] idr_alloc+0x7d/0xc0 [ 81.364627][ T8096] ? idr_alloc_u32+0x330/0x330 [ 81.369389][ T8096] p9_client_prepare_req.part.5+0x571/0x670 [ 81.375259][ T8096] p9_client_rpc+0x174/0xe50 [ 81.380002][ T8096] ? p9_client_prepare_req.part.5+0x670/0x670 [ 81.386041][ T8096] ? p9_pollwait+0x182/0x210 [ 81.390607][ T8096] ? pipe_poll+0xc8/0x6b0 [ 81.394921][ T8096] ? ksys_dup3+0x2e0/0x2e0 [ 81.399332][ T8096] ? p9_fd_poll+0x19b/0x2a0 [ 81.403809][ T8096] ? p9_conn_create+0x3a5/0x4f0 [ 81.408635][ T8096] ? p9_conn_create+0x4f0/0x4f0 [ 81.413827][ T8096] p9_client_create+0x7fb/0x10f0 [ 81.418744][ T8096] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 81.424781][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.430314][ T8096] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.436352][ T8096] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.442151][ T8096] ? lockdep_init_map_waits+0x270/0x870 [ 81.447682][ T8096] v9fs_session_init+0x1ed/0x14c0 [ 81.452693][ T8096] ? v9fs_session_init+0x1ed/0x14c0 [ 81.457871][ T8096] ? find_held_lock+0x36/0x1d0 [ 81.462613][ T8096] ? v9fs_show_options+0x6c0/0x6c0 [ 81.467710][ T8096] ? __kasan_check_read+0x11/0x20 [ 81.472709][ T8096] ? v9fs_mount+0x55/0x7f0 [ 81.477111][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.482628][ T8096] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.488664][ T8096] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.494448][ T8096] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.499992][ T8096] ? apparmor_task_alloc+0x2f0/0x2f0 [ 81.505252][ T8096] v9fs_mount+0x72/0x7f0 [ 81.509471][ T8096] ? v9fs_write_inode+0x50/0x50 [ 81.514294][ T8096] legacy_get_tree+0x103/0x1f0 [ 81.519034][ T8096] vfs_get_tree+0x8b/0x2d0 [ 81.523424][ T8096] ? capable+0x14/0x20 [ 81.527574][ T8096] do_mount+0x1272/0x1c30 [ 81.531970][ T8096] ? lock_downgrade+0x960/0x960 [ 81.536830][ T8096] ? copy_mount_string+0x20/0x20 [ 81.542452][ T8096] ? __kasan_check_write+0x14/0x20 [ 81.547555][ T8096] ? _copy_from_user+0xc5/0x110 [ 81.552399][ T8096] __x64_sys_mount+0x169/0x1c0 [ 81.557192][ T8096] do_syscall_64+0xd0/0x630 [ 81.561687][ T8096] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 81.567580][ T8096] RIP: 0033:0x458da9 [ 81.571485][ T8096] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.591088][ T8096] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.599478][ T8096] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 81.607425][ T8096] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 81.615374][ T8096] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 81.623320][ T8096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 81.631270][ T8096] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 81.639248][ T8121] CPU: 1 PID: 8121 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 81.647828][ T8121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.657896][ T8121] Call Trace: [ 81.661181][ T8121] dump_stack+0x12d/0x187 [ 81.665513][ T8121] should_fail.cold.4+0x5/0x13 [ 81.670306][ T8121] ? stack_trace_save+0x82/0xb0 [ 81.675328][ T8121] ? fault_create_debugfs_attr+0x150/0x150 [ 81.681166][ T8121] __should_failslab+0xba/0xf0 [ 81.683653][ T8127] FAULT_INJECTION: forcing a failure. [ 81.683653][ T8127] name failslab, interval 1, probability 0, space 0, times 0 [ 81.685939][ T8121] should_failslab+0x9/0x14 [ 81.703237][ T8121] kmem_cache_alloc+0x47/0x760 [ 81.707972][ T8121] ? __kasan_check_read+0x11/0x20 [ 81.712966][ T8121] ? mark_lock+0xbf/0x630 [ 81.717277][ T8121] ? legacy_get_tree+0x103/0x1f0 [ 81.722188][ T8121] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 81.728595][ T8121] idr_get_free+0x35d/0x880 [ 81.733179][ T8121] ? mark_held_locks+0x130/0x130 [ 81.738098][ T8121] idr_alloc_u32+0x13a/0x330 [ 81.742679][ T8121] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 81.748351][ T8121] ? lock_acquire+0x209/0x9e0 [ 81.754065][ T8121] ? __kasan_check_write+0x14/0x20 [ 81.759166][ T8121] ? do_raw_spin_lock+0x132/0x2e0 [ 81.764182][ T8121] idr_alloc+0x7d/0xc0 [ 81.768344][ T8121] ? idr_alloc_u32+0x330/0x330 [ 81.773095][ T8121] p9_client_prepare_req.part.5+0x571/0x670 [ 81.778977][ T8121] p9_client_rpc+0x174/0xe50 [ 81.783552][ T8121] ? p9_client_prepare_req.part.5+0x670/0x670 [ 81.789593][ T8121] ? p9_pollwait+0x182/0x210 [ 81.794156][ T8121] ? pipe_poll+0xc8/0x6b0 [ 81.798470][ T8121] ? ksys_dup3+0x2e0/0x2e0 [ 81.802872][ T8121] ? p9_fd_poll+0x19b/0x2a0 [ 81.807358][ T8121] ? p9_conn_create+0x3a5/0x4f0 [ 81.812181][ T8121] ? p9_conn_create+0x4f0/0x4f0 [ 81.817018][ T8121] p9_client_create+0x7fb/0x10f0 [ 81.821948][ T8121] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 81.827985][ T8121] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.833502][ T8121] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.839537][ T8121] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.845320][ T8121] ? lockdep_init_map_waits+0x270/0x870 [ 81.850868][ T8121] v9fs_session_init+0x1ed/0x14c0 [ 81.855866][ T8121] ? v9fs_session_init+0x1ed/0x14c0 [ 81.861036][ T8121] ? find_held_lock+0x36/0x1d0 [ 81.865774][ T8121] ? v9fs_show_options+0x6c0/0x6c0 [ 81.870871][ T8121] ? __kasan_check_read+0x11/0x20 [ 81.875888][ T8121] ? v9fs_mount+0x55/0x7f0 [ 81.880276][ T8121] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.885790][ T8121] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.891824][ T8121] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.897614][ T8121] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.903135][ T8121] ? apparmor_task_alloc+0x2f0/0x2f0 [ 81.908481][ T8121] v9fs_mount+0x72/0x7f0 [ 81.912697][ T8121] ? v9fs_write_inode+0x50/0x50 [ 81.917963][ T8121] legacy_get_tree+0x103/0x1f0 [ 81.922718][ T8121] vfs_get_tree+0x8b/0x2d0 [ 81.927439][ T8121] ? capable+0x14/0x20 [ 81.931482][ T8121] do_mount+0x1272/0x1c30 [ 81.935780][ T8121] ? lock_downgrade+0x960/0x960 [ 81.940614][ T8121] ? copy_mount_string+0x20/0x20 [ 81.945527][ T8121] ? __kasan_check_write+0x14/0x20 [ 81.950608][ T8121] ? _copy_from_user+0xc5/0x110 [ 81.955436][ T8121] __x64_sys_mount+0x169/0x1c0 [ 81.960177][ T8121] do_syscall_64+0xd0/0x630 [ 81.964833][ T8121] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 81.970701][ T8121] RIP: 0033:0x458da9 [ 81.974742][ T8121] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.994318][ T8121] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.002701][ T8121] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 82.010644][ T8121] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 82.018600][ T8121] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 82.026549][ T8121] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 82.034511][ T8121] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 82.042504][ T8127] CPU: 0 PID: 8127 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 82.051088][ T8127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.061135][ T8127] Call Trace: [ 82.064420][ T8127] dump_stack+0x12d/0x187 [ 82.068749][ T8127] should_fail.cold.4+0x5/0x13 [ 82.073510][ T8127] ? fault_create_debugfs_attr+0x150/0x150 [ 82.079314][ T8127] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 82.085903][ T8127] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.091449][ T8127] __should_failslab+0xba/0xf0 [ 82.096220][ T8127] should_failslab+0x9/0x14 [ 82.100721][ T8127] kmem_cache_alloc+0x47/0x760 [ 82.105486][ T8127] ? __kasan_check_read+0x11/0x20 [ 82.110589][ T8127] ? mark_lock+0xbf/0x630 [ 82.114913][ T8127] ? legacy_get_tree+0x103/0x1f0 [ 82.119847][ T8127] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 82.127132][ T8127] idr_get_free+0x35d/0x880 [ 82.131654][ T8127] idr_alloc_u32+0x13a/0x330 [ 82.134719][ T27] audit: type=1804 audit(1590054969.604:14): pid=8134 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir199998665/syzkaller.NUo0HP/14/file0" dev="sda1" ino=15867 res=1 [ 82.136247][ T8127] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 82.136254][ T8127] ? lock_acquire+0x209/0x9e0 [ 82.136267][ T8127] ? __kasan_check_write+0x14/0x20 [ 82.136274][ T8127] ? do_raw_spin_lock+0x132/0x2e0 [ 82.136285][ T8127] idr_alloc+0x7d/0xc0 [ 82.136292][ T8127] ? idr_alloc_u32+0x330/0x330 [ 82.136307][ T8127] p9_client_prepare_req.part.5+0x571/0x670 [ 82.136319][ T8127] p9_client_rpc+0x174/0xe50 [ 82.136329][ T8127] ? p9_client_prepare_req.part.5+0x670/0x670 [ 82.136338][ T8127] ? p9_pollwait+0x182/0x210 [ 82.136347][ T8127] ? pipe_poll+0xc8/0x6b0 [ 82.136353][ T8127] ? ksys_dup3+0x2e0/0x2e0 [ 82.136362][ T8127] ? p9_fd_poll+0x19b/0x2a0 [ 82.136370][ T8127] ? p9_conn_create+0x3a5/0x4f0 [ 82.136380][ T8127] ? p9_conn_create+0x4f0/0x4f0 [ 82.136393][ T8127] p9_client_create+0x7fb/0x10f0 [ 82.136404][ T8127] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 82.136410][ T8127] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.136422][ T8127] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.136426][ T8127] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.136438][ T8127] ? lockdep_init_map_waits+0x270/0x870 [ 82.136454][ T8127] v9fs_session_init+0x1ed/0x14c0 [ 82.136459][ T8127] ? v9fs_session_init+0x1ed/0x14c0 [ 82.136467][ T8127] ? find_held_lock+0x36/0x1d0 [ 82.136479][ T8127] ? v9fs_show_options+0x6c0/0x6c0 [ 82.136485][ T8127] ? __kasan_check_read+0x11/0x20 [ 82.136495][ T8127] ? v9fs_mount+0x55/0x7f0 [ 82.136502][ T8127] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.136508][ T8127] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.136512][ T8127] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.136522][ T8127] ? kmem_cache_alloc_trace+0x39e/0x780 [ 82.136529][ T8127] ? apparmor_task_alloc+0x2f0/0x2f0 [ 82.136538][ T8127] v9fs_mount+0x72/0x7f0 [ 82.136546][ T8127] ? v9fs_write_inode+0x50/0x50 [ 82.136553][ T8127] legacy_get_tree+0x103/0x1f0 [ 82.136562][ T8127] vfs_get_tree+0x8b/0x2d0 [ 82.136569][ T8127] ? capable+0x14/0x20 [ 82.136578][ T8127] do_mount+0x1272/0x1c30 [ 82.136582][ T8127] ? lock_downgrade+0x960/0x960 [ 82.136592][ T8127] ? copy_mount_string+0x20/0x20 [ 82.166941][ T8134] FAULT_INJECTION: forcing a failure. [ 82.166941][ T8134] name failslab, interval 1, probability 0, space 0, times 0 [ 82.169681][ T8127] ? __kasan_check_write+0x14/0x20 [ 82.379072][ T8127] ? _copy_from_user+0xc5/0x110 [ 82.383904][ T8127] __x64_sys_mount+0x169/0x1c0 [ 82.388737][ T8127] do_syscall_64+0xd0/0x630 [ 82.393406][ T8127] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 82.399281][ T8127] RIP: 0033:0x458da9 [ 82.403146][ T8127] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.422731][ T8127] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.431923][ T8127] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 82.439883][ T8127] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 82.447976][ T8127] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 82.456544][ T8127] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 82.464583][ T8127] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 82.472576][ T8134] CPU: 1 PID: 8134 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 82.481243][ T8134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.491385][ T8134] Call Trace: [ 82.494680][ T8134] dump_stack+0x12d/0x187 [ 82.499321][ T8134] should_fail.cold.4+0x5/0x13 [ 82.504263][ T8134] ? fault_create_debugfs_attr+0x150/0x150 [ 82.510073][ T8134] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 82.516665][ T8134] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.522221][ T8134] __should_failslab+0xba/0xf0 [ 82.527020][ T8134] should_failslab+0x9/0x14 [ 82.531524][ T8134] kmem_cache_alloc+0x47/0x760 [ 82.536287][ T8134] ? __kasan_check_read+0x11/0x20 [ 82.541306][ T8134] ? mark_lock+0xbf/0x630 [ 82.545633][ T8134] ? legacy_get_tree+0x103/0x1f0 [ 82.550578][ T8134] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 82.556997][ T8134] idr_get_free+0x35d/0x880 [ 82.559125][ T8123] FAULT_INJECTION: forcing a failure. [ 82.559125][ T8123] name failslab, interval 1, probability 0, space 0, times 0 [ 82.561536][ T8134] idr_alloc_u32+0x13a/0x330 [ 82.579558][ T8134] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 82.585092][ T8134] ? lock_acquire+0x209/0x9e0 [ 82.589759][ T8134] ? __kasan_check_write+0x14/0x20 [ 82.594930][ T8134] ? do_raw_spin_lock+0x132/0x2e0 [ 82.599939][ T8134] idr_alloc+0x7d/0xc0 [ 82.604007][ T8134] ? idr_alloc_u32+0x330/0x330 [ 82.608753][ T8134] p9_client_prepare_req.part.5+0x571/0x670 [ 82.614817][ T8134] p9_client_rpc+0x174/0xe50 [ 82.619393][ T8134] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 82.625352][ T8134] ? __debug_object_init+0x4fc/0x10f0 [ 82.630723][ T8134] ? __kasan_check_read+0x11/0x20 [ 82.635736][ T8134] ? p9_client_prepare_req.part.5+0x670/0x670 [ 82.641777][ T8134] ? free_object+0x70/0x70 [ 82.646166][ T8134] ? ksys_dup3+0x2e0/0x2e0 [ 82.650555][ T8134] ? lockdep_init_map_waits+0x270/0x870 [ 82.656073][ T8134] ? __kasan_check_write+0x14/0x20 [ 82.661156][ T8134] ? p9_conn_create+0x3ce/0x4f0 [ 82.665979][ T8134] ? p9_conn_create+0x4f0/0x4f0 [ 82.670812][ T8134] p9_client_create+0x7fb/0x10f0 [ 82.675727][ T8134] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 82.681778][ T8134] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.687305][ T8134] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.693361][ T8134] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.699165][ T8134] ? lockdep_init_map_waits+0x270/0x870 [ 82.704694][ T8134] v9fs_session_init+0x1ed/0x14c0 [ 82.709689][ T8134] ? v9fs_session_init+0x1ed/0x14c0 [ 82.714873][ T8134] ? find_held_lock+0x36/0x1d0 [ 82.719629][ T8134] ? v9fs_show_options+0x6c0/0x6c0 [ 82.724721][ T8134] ? __kasan_check_read+0x11/0x20 [ 82.729728][ T8134] ? nr_rx_frame+0x130/0x21d0 [ 82.734395][ T8134] ? v9fs_mount+0x55/0x7f0 [ 82.738804][ T8134] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.744327][ T8134] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.750371][ T8134] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.756499][ T8134] ? kmem_cache_alloc_trace+0x39e/0x780 [ 82.762018][ T8134] ? apparmor_task_alloc+0x2f0/0x2f0 [ 82.767277][ T8134] v9fs_mount+0x72/0x7f0 [ 82.771498][ T8134] ? v9fs_write_inode+0x50/0x50 [ 82.776334][ T8134] legacy_get_tree+0x103/0x1f0 [ 82.781085][ T8134] vfs_get_tree+0x8b/0x2d0 [ 82.785471][ T8134] ? capable+0x14/0x20 [ 82.789511][ T8134] do_mount+0x1272/0x1c30 [ 82.793825][ T8134] ? lock_downgrade+0x960/0x960 [ 82.798663][ T8134] ? copy_mount_string+0x20/0x20 [ 82.803580][ T8134] ? __kasan_check_write+0x14/0x20 [ 82.808674][ T8134] ? _copy_from_user+0xc5/0x110 [ 82.815411][ T8134] __x64_sys_mount+0x169/0x1c0 [ 82.820264][ T8134] do_syscall_64+0xd0/0x630 [ 82.824741][ T8134] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 82.830613][ T8134] RIP: 0033:0x458da9 [ 82.834490][ T8134] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.854509][ T8134] RSP: 002b:00007f23985c2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.862894][ T8134] RAX: ffffffffffffffda RBX: 00007f23985c2c90 RCX: 0000000000458da9 [ 82.870853][ T8134] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 82.878797][ T8134] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 82.886741][ T8134] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985c36d4 [ 82.894682][ T8134] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 82.902647][ T8123] CPU: 0 PID: 8123 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 82.911226][ T8123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.921535][ T8123] Call Trace: [ 82.924823][ T8123] dump_stack+0x12d/0x187 [ 82.929159][ T8123] should_fail.cold.4+0x5/0x13 [ 82.930607][ T8131] FAULT_INJECTION: forcing a failure. [ 82.930607][ T8131] name failslab, interval 1, probability 0, space 0, times 0 [ 82.933943][ T8123] ? fault_create_debugfs_attr+0x150/0x150 [ 82.952274][ T8123] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 82.958919][ T8123] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.964526][ T8123] __should_failslab+0xba/0xf0 [ 82.969263][ T8123] should_failslab+0x9/0x14 [ 82.973822][ T8123] kmem_cache_alloc+0x47/0x760 [ 82.981076][ T8123] ? __kasan_check_read+0x11/0x20 [ 82.986335][ T8123] ? mark_lock+0xbf/0x630 [ 82.990644][ T8123] ? legacy_get_tree+0x103/0x1f0 [ 82.996354][ T8123] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 83.002741][ T8123] idr_get_free+0x35d/0x880 [ 83.007236][ T8123] idr_alloc_u32+0x13a/0x330 [ 83.011820][ T8123] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 83.017339][ T8123] ? lock_acquire+0x209/0x9e0 [ 83.021990][ T8123] ? __kasan_check_write+0x14/0x20 [ 83.027072][ T8123] ? do_raw_spin_lock+0x132/0x2e0 [ 83.032597][ T8123] idr_alloc+0x7d/0xc0 [ 83.036639][ T8123] ? idr_alloc_u32+0x330/0x330 [ 83.041379][ T8123] p9_client_prepare_req.part.5+0x571/0x670 [ 83.047244][ T8123] p9_client_rpc+0x174/0xe50 [ 83.052244][ T8123] ? p9_client_prepare_req.part.5+0x670/0x670 [ 83.058282][ T8123] ? p9_pollwait+0x182/0x210 [ 83.062845][ T8123] ? pipe_poll+0xc8/0x6b0 [ 83.067155][ T8123] ? ksys_dup3+0x2e0/0x2e0 [ 83.071542][ T8123] ? p9_fd_poll+0x19b/0x2a0 [ 83.076018][ T8123] ? p9_conn_create+0x3a5/0x4f0 [ 83.081651][ T8123] ? p9_conn_create+0x4f0/0x4f0 [ 83.086491][ T8123] p9_client_create+0x7fb/0x10f0 [ 83.091403][ T8123] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 83.097466][ T8123] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.102982][ T8123] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.109018][ T8123] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.114801][ T8123] ? lockdep_init_map_waits+0x270/0x870 [ 83.120327][ T8123] v9fs_session_init+0x1ed/0x14c0 [ 83.125343][ T8123] ? v9fs_session_init+0x1ed/0x14c0 [ 83.130514][ T8123] ? find_held_lock+0x36/0x1d0 [ 83.135253][ T8123] ? v9fs_show_options+0x6c0/0x6c0 [ 83.140350][ T8123] ? __kasan_check_read+0x11/0x20 [ 83.145359][ T8123] ? gred_enqueue+0xee0/0x22d0 [ 83.150181][ T8123] ? v9fs_mount+0x55/0x7f0 [ 83.154578][ T8123] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.160093][ T8123] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.166139][ T8123] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.171920][ T8123] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.177465][ T8123] ? apparmor_task_alloc+0x2f0/0x2f0 [ 83.182721][ T8123] v9fs_mount+0x72/0x7f0 [ 83.186937][ T8123] ? v9fs_write_inode+0x50/0x50 [ 83.191781][ T8123] legacy_get_tree+0x103/0x1f0 [ 83.196878][ T8123] vfs_get_tree+0x8b/0x2d0 [ 83.201273][ T8123] ? capable+0x14/0x20 [ 83.205318][ T8123] do_mount+0x1272/0x1c30 [ 83.209718][ T8123] ? lock_downgrade+0x960/0x960 [ 83.214541][ T8123] ? copy_mount_string+0x20/0x20 [ 83.219469][ T8123] ? __kasan_check_write+0x14/0x20 [ 83.225178][ T8123] ? _copy_from_user+0xc5/0x110 [ 83.230002][ T8123] __x64_sys_mount+0x169/0x1c0 [ 83.234740][ T8123] do_syscall_64+0xd0/0x630 [ 83.239222][ T8123] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 83.245097][ T8123] RIP: 0033:0x458da9 [ 83.248975][ T8123] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.268636][ T8123] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.277016][ T8123] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 83.284960][ T8123] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 83.292917][ T8123] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 83.300861][ T8123] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 83.308817][ T8123] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 83.316777][ T8131] CPU: 1 PID: 8131 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 83.321630][ T27] audit: type=1804 audit(1590054970.390:15): pid=8131 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir054900195/syzkaller.XWHz6S/13/file0" dev="sda1" ino=15856 res=1 [ 83.326216][ T8131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.326220][ T8131] Call Trace: [ 83.326233][ T8131] dump_stack+0x12d/0x187 [ 83.326246][ T8131] should_fail.cold.4+0x5/0x13 [ 83.326256][ T8131] ? fault_create_debugfs_attr+0x150/0x150 [ 83.326264][ T8131] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 83.326274][ T8131] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.389266][ T8131] __should_failslab+0xba/0xf0 [ 83.394013][ T8131] should_failslab+0x9/0x14 [ 83.398498][ T8131] kmem_cache_alloc+0x47/0x760 [ 83.403242][ T8131] ? __kasan_check_read+0x11/0x20 [ 83.408244][ T8131] ? mark_lock+0xbf/0x630 [ 83.412560][ T8131] ? legacy_get_tree+0x103/0x1f0 [ 83.417483][ T8131] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 83.423910][ T8131] idr_get_free+0x35d/0x880 [ 83.428411][ T8131] idr_alloc_u32+0x13a/0x330 [ 83.428776][ T27] audit: type=1804 audit(1590054970.399:16): pid=8146 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir940636818/syzkaller.nLQFLP/14/file0" dev="sda1" ino=15871 res=1 [ 83.432986][ T8131] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 83.432993][ T8131] ? lock_acquire+0x209/0x9e0 [ 83.433007][ T8131] ? __kasan_check_write+0x14/0x20 [ 83.433015][ T8131] ? do_raw_spin_lock+0x132/0x2e0 [ 83.433025][ T8131] idr_alloc+0x7d/0xc0 [ 83.433032][ T8131] ? idr_alloc_u32+0x330/0x330 [ 83.433046][ T8131] p9_client_prepare_req.part.5+0x571/0x670 [ 83.433059][ T8131] p9_client_rpc+0x174/0xe50 [ 83.456520][ T8146] FAULT_INJECTION: forcing a failure. [ 83.456520][ T8146] name failslab, interval 1, probability 0, space 0, times 0 [ 83.461481][ T8131] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 83.514004][ T8131] ? __debug_object_init+0x4fc/0x10f0 [ 83.519351][ T8131] ? __kasan_check_read+0x11/0x20 [ 83.524692][ T8131] ? p9_client_prepare_req.part.5+0x670/0x670 [ 83.530817][ T8131] ? free_object+0x70/0x70 [ 83.535205][ T8131] ? ksys_dup3+0x2e0/0x2e0 [ 83.539595][ T8131] ? lockdep_init_map_waits+0x270/0x870 [ 83.545112][ T8131] ? __kasan_check_write+0x14/0x20 [ 83.550212][ T8131] ? p9_conn_create+0x3ce/0x4f0 [ 83.555057][ T8131] ? p9_conn_create+0x4f0/0x4f0 [ 83.559884][ T8131] p9_client_create+0x7fb/0x10f0 [ 83.564815][ T8131] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 83.570872][ T8131] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.576421][ T8131] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.582463][ T8131] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.588246][ T8131] ? lockdep_init_map_waits+0x270/0x870 [ 83.593793][ T8131] v9fs_session_init+0x1ed/0x14c0 [ 83.598799][ T8131] ? v9fs_session_init+0x1ed/0x14c0 [ 83.603978][ T8131] ? find_held_lock+0x36/0x1d0 [ 83.608720][ T8131] ? v9fs_show_options+0x6c0/0x6c0 [ 83.613808][ T8131] ? __kasan_check_read+0x11/0x20 [ 83.619004][ T8131] ? v9fs_mount+0x55/0x7f0 [ 83.623394][ T8131] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.628908][ T8131] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.634942][ T8131] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.640746][ T8131] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.646287][ T8131] ? apparmor_task_alloc+0x2f0/0x2f0 [ 83.652414][ T8131] v9fs_mount+0x72/0x7f0 [ 83.656630][ T8131] ? v9fs_write_inode+0x50/0x50 [ 83.661540][ T8131] legacy_get_tree+0x103/0x1f0 [ 83.666291][ T8131] vfs_get_tree+0x8b/0x2d0 [ 83.670678][ T8131] ? capable+0x14/0x20 [ 83.674721][ T8131] do_mount+0x1272/0x1c30 [ 83.679291][ T8131] ? lock_downgrade+0x960/0x960 [ 83.684117][ T8131] ? copy_mount_string+0x20/0x20 [ 83.689047][ T8131] ? __kasan_check_write+0x14/0x20 [ 83.694129][ T8131] ? _copy_from_user+0xc5/0x110 [ 83.699065][ T8131] __x64_sys_mount+0x169/0x1c0 [ 83.703818][ T8131] do_syscall_64+0xd0/0x630 [ 83.708312][ T8131] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 83.714523][ T8131] RIP: 0033:0x458da9 [ 83.718538][ T8131] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.738296][ T8131] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.746679][ T8131] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 83.754711][ T8131] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 83.762654][ T8131] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 83.770598][ T8131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 83.778555][ T8131] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 83.786535][ T8146] CPU: 0 PID: 8146 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 83.795110][ T8146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.805156][ T8146] Call Trace: [ 83.808444][ T8146] dump_stack+0x12d/0x187 [ 83.812770][ T8146] should_fail.cold.4+0x5/0x13 [ 83.817536][ T8146] ? fault_create_debugfs_attr+0x150/0x150 [ 83.823506][ T8146] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 83.830085][ T8146] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.835633][ T8146] __should_failslab+0xba/0xf0 [ 83.840444][ T8146] should_failslab+0x9/0x14 [ 83.845391][ T8146] kmem_cache_alloc+0x47/0x760 [ 83.850152][ T8146] ? __kasan_check_read+0x11/0x20 [ 83.855167][ T8146] ? mark_lock+0xbf/0x630 [ 83.859486][ T8146] ? legacy_get_tree+0x103/0x1f0 [ 83.865290][ T8146] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 83.871704][ T8146] idr_get_free+0x35d/0x880 [ 83.876212][ T8146] idr_alloc_u32+0x13a/0x330 [ 83.878034][ T8149] FAULT_INJECTION: forcing a failure. [ 83.878034][ T8149] name failslab, interval 1, probability 0, space 0, times 0 [ 83.880800][ T8146] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 83.898869][ T8146] ? lock_acquire+0x209/0x9e0 [ 83.903523][ T8146] ? __kasan_check_write+0x14/0x20 [ 83.908602][ T8146] ? do_raw_spin_lock+0x132/0x2e0 [ 83.913602][ T8146] idr_alloc+0x7d/0xc0 [ 83.917645][ T8146] ? idr_alloc_u32+0x330/0x330 [ 83.922386][ T8146] p9_client_prepare_req.part.5+0x571/0x670 [ 83.928252][ T8146] p9_client_rpc+0x174/0xe50 [ 83.932818][ T8146] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 83.938634][ T8146] ? __debug_object_init+0x4fc/0x10f0 [ 83.944351][ T8146] ? __kasan_check_read+0x11/0x20 [ 83.949352][ T8146] ? p9_client_prepare_req.part.5+0x670/0x670 [ 83.955399][ T8146] ? free_object+0x70/0x70 [ 83.959792][ T8146] ? ksys_dup3+0x2e0/0x2e0 [ 83.964202][ T8146] ? lockdep_init_map_waits+0x270/0x870 [ 83.969735][ T8146] ? __kasan_check_write+0x14/0x20 [ 83.974819][ T8146] ? p9_conn_create+0x3ce/0x4f0 [ 83.979650][ T8146] ? p9_conn_create+0x4f0/0x4f0 [ 83.984487][ T8146] p9_client_create+0x7fb/0x10f0 [ 83.989403][ T8146] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 83.995460][ T8146] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.000978][ T8146] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.007209][ T8146] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.012995][ T8146] ? lockdep_init_map_waits+0x270/0x870 [ 84.018522][ T8146] v9fs_session_init+0x1ed/0x14c0 [ 84.023535][ T8146] ? v9fs_session_init+0x1ed/0x14c0 [ 84.028706][ T8146] ? find_held_lock+0x36/0x1d0 [ 84.033448][ T8146] ? v9fs_show_options+0x6c0/0x6c0 [ 84.038561][ T8146] ? __kasan_check_read+0x11/0x20 [ 84.043561][ T8146] ? v9fs_mount+0x55/0x7f0 [ 84.047971][ T8146] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.053490][ T8146] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.059527][ T8146] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.065309][ T8146] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.070831][ T8146] ? apparmor_task_alloc+0x2f0/0x2f0 [ 84.076091][ T8146] v9fs_mount+0x72/0x7f0 [ 84.080311][ T8146] ? v9fs_write_inode+0x50/0x50 [ 84.085151][ T8146] legacy_get_tree+0x103/0x1f0 [ 84.089890][ T8146] vfs_get_tree+0x8b/0x2d0 [ 84.094287][ T8146] ? capable+0x14/0x20 [ 84.099065][ T8146] do_mount+0x1272/0x1c30 [ 84.103496][ T8146] ? lock_downgrade+0x960/0x960 [ 84.108332][ T8146] ? copy_mount_string+0x20/0x20 [ 84.113261][ T8146] ? __kasan_check_write+0x14/0x20 [ 84.118356][ T8146] ? _copy_from_user+0xc5/0x110 [ 84.123190][ T8146] __x64_sys_mount+0x169/0x1c0 [ 84.128285][ T8146] do_syscall_64+0xd0/0x630 [ 84.132778][ T8146] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 84.138654][ T8146] RIP: 0033:0x458da9 [ 84.142544][ T8146] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.162123][ T8146] RSP: 002b:00007f1c7c1a6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2020/05/21 09:56:11 executed programs: 94 [ 84.171036][ T8146] RAX: ffffffffffffffda RBX: 00007f1c7c1a6c90 RCX: 0000000000458da9 [ 84.179000][ T8146] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 84.186947][ T8146] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 84.194911][ T8146] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1a76d4 [ 84.204963][ T8146] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 84.212936][ T8149] CPU: 1 PID: 8149 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 84.221519][ T8149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.231641][ T8149] Call Trace: [ 84.234927][ T8149] dump_stack+0x12d/0x187 [ 84.239253][ T8149] should_fail.cold.4+0x5/0x13 [ 84.244053][ T8149] ? stack_trace_save+0x82/0xb0 [ 84.248926][ T8149] ? fault_create_debugfs_attr+0x150/0x150 [ 84.254755][ T8149] __should_failslab+0xba/0xf0 [ 84.259509][ T8149] should_failslab+0x9/0x14 [ 84.263996][ T8149] kmem_cache_alloc+0x47/0x760 [ 84.268742][ T8149] ? __kasan_check_read+0x11/0x20 [ 84.273753][ T8149] ? mark_lock+0xbf/0x630 [ 84.278065][ T8149] ? legacy_get_tree+0x103/0x1f0 [ 84.282990][ T8149] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 84.289481][ T8149] idr_get_free+0x35d/0x880 [ 84.293981][ T8149] ? mark_held_locks+0x130/0x130 [ 84.298934][ T8149] idr_alloc_u32+0x13a/0x330 [ 84.303510][ T8149] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 84.309037][ T8149] ? lock_acquire+0x209/0x9e0 [ 84.313702][ T8149] ? __kasan_check_write+0x14/0x20 [ 84.318795][ T8149] ? do_raw_spin_lock+0x132/0x2e0 [ 84.323801][ T8149] idr_alloc+0x7d/0xc0 [ 84.327862][ T8149] ? idr_alloc_u32+0x330/0x330 [ 84.332617][ T8149] p9_client_prepare_req.part.5+0x571/0x670 [ 84.338499][ T8149] p9_client_rpc+0x174/0xe50 [ 84.343287][ T8149] ? p9_client_prepare_req.part.5+0x670/0x670 [ 84.349365][ T8149] ? p9_pollwait+0x182/0x210 [ 84.353943][ T8149] ? pipe_poll+0xc8/0x6b0 [ 84.358253][ T8149] ? ksys_dup3+0x2e0/0x2e0 [ 84.362762][ T8149] ? p9_fd_poll+0x19b/0x2a0 [ 84.369422][ T8149] ? p9_conn_create+0x3a5/0x4f0 [ 84.374266][ T8149] ? p9_conn_create+0x4f0/0x4f0 [ 84.379111][ T8149] p9_client_create+0x7fb/0x10f0 [ 84.384039][ T8149] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 84.390111][ T8149] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.395638][ T8149] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.401683][ T8149] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.407486][ T8149] ? lockdep_init_map_waits+0x270/0x870 [ 84.414324][ T8149] v9fs_session_init+0x1ed/0x14c0 [ 84.419332][ T8149] ? v9fs_session_init+0x1ed/0x14c0 [ 84.424515][ T8149] ? find_held_lock+0x36/0x1d0 [ 84.429273][ T8149] ? v9fs_show_options+0x6c0/0x6c0 [ 84.436018][ T8149] ? __kasan_check_read+0x11/0x20 [ 84.441027][ T8149] ? strset_parse_request+0x1b0/0x580 [ 84.446380][ T8149] ? v9fs_mount+0x55/0x7f0 [ 84.450778][ T8149] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.456304][ T8149] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.462347][ T8149] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.468139][ T8149] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.473669][ T8149] ? apparmor_task_alloc+0x2f0/0x2f0 [ 84.478941][ T8149] v9fs_mount+0x72/0x7f0 [ 84.483169][ T8149] ? v9fs_write_inode+0x50/0x50 [ 84.488006][ T8149] legacy_get_tree+0x103/0x1f0 [ 84.492754][ T8149] vfs_get_tree+0x8b/0x2d0 [ 84.497152][ T8149] ? capable+0x14/0x20 [ 84.501207][ T8149] do_mount+0x1272/0x1c30 [ 84.505517][ T8149] ? lock_downgrade+0x960/0x960 [ 84.510359][ T8149] ? copy_mount_string+0x20/0x20 [ 84.515292][ T8149] ? __kasan_check_write+0x14/0x20 [ 84.520386][ T8149] ? _copy_from_user+0xc5/0x110 [ 84.525219][ T8149] __x64_sys_mount+0x169/0x1c0 [ 84.529966][ T8149] do_syscall_64+0xd0/0x630 [ 84.534454][ T8149] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 84.540330][ T8149] RIP: 0033:0x458da9 [ 84.544205][ T8149] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.563793][ T8149] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.572201][ T8149] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 84.580165][ T8149] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 84.588127][ T8149] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 84.596081][ T8149] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 84.604032][ T8149] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 84.642925][ T8157] FAULT_INJECTION: forcing a failure. [ 84.642925][ T8157] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.656132][ T8157] CPU: 0 PID: 8157 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 84.664705][ T8157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.674757][ T8157] Call Trace: [ 84.678555][ T8159] FAULT_INJECTION: forcing a failure. [ 84.678555][ T8159] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.678645][ T8157] dump_stack+0x12d/0x187 [ 84.696263][ T8157] should_fail.cold.4+0x5/0x13 [ 84.701011][ T8157] ? do_mount+0x1272/0x1c30 [ 84.705486][ T8157] ? fault_create_debugfs_attr+0x150/0x150 [ 84.711264][ T8157] ? find_held_lock+0x36/0x1d0 [ 84.716000][ T8157] should_fail_alloc_page+0x50/0x60 [ 84.721177][ T8157] __alloc_pages_nodemask+0x17f/0x880 [ 84.726519][ T8157] ? cache_grow_end+0xab/0x190 [ 84.731255][ T8157] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 84.738331][ T8157] ? do_raw_spin_lock+0x132/0x2e0 [ 84.743335][ T8157] cache_grow_begin+0x92/0xc70 [ 84.748068][ T8157] ? __kmalloc+0xc5/0x7a0 [ 84.752373][ T8157] ? trace_hardirqs_off+0x41/0x1a0 [ 84.757480][ T8157] __kmalloc+0x6d3/0x7a0 [ 84.761711][ T8157] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 84.766982][ T8157] p9_fcall_init.isra.2+0x55/0x1c0 [ 84.772070][ T8157] p9_client_prepare_req.part.5+0x116/0x670 [ 84.777969][ T8157] p9_client_rpc+0x174/0xe50 [ 84.782534][ T8157] ? p9_client_prepare_req.part.5+0x670/0x670 [ 84.788583][ T8157] ? p9_pollwait+0x182/0x210 [ 84.793183][ T8157] ? pipe_poll+0xc8/0x6b0 [ 84.797483][ T8157] ? ksys_dup3+0x2e0/0x2e0 [ 84.801870][ T8157] ? p9_fd_poll+0x19b/0x2a0 [ 84.806354][ T8157] ? p9_conn_create+0x3a5/0x4f0 [ 84.811202][ T8157] ? p9_conn_create+0x4f0/0x4f0 [ 84.816030][ T8157] p9_client_create+0x7fb/0x10f0 [ 84.820954][ T8157] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 84.828034][ T8157] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.833550][ T8157] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.839596][ T8157] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.845391][ T8157] ? lockdep_init_map_waits+0x270/0x870 [ 84.851625][ T8157] v9fs_session_init+0x1ed/0x14c0 [ 84.856631][ T8157] ? v9fs_session_init+0x1ed/0x14c0 [ 84.861808][ T8157] ? find_held_lock+0x36/0x1d0 [ 84.866649][ T8157] ? v9fs_show_options+0x6c0/0x6c0 [ 84.871754][ T8157] ? __kasan_check_read+0x11/0x20 [ 84.876793][ T8157] ? cma_format_hdr+0x80/0x4f0 [ 84.881548][ T8157] ? v9fs_mount+0x55/0x7f0 [ 84.885945][ T8157] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.891604][ T8157] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.897642][ T8157] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.903423][ T8157] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.908940][ T8157] ? apparmor_task_alloc+0x2f0/0x2f0 [ 84.915604][ T8157] v9fs_mount+0x72/0x7f0 [ 84.919842][ T8157] ? v9fs_write_inode+0x50/0x50 [ 84.924674][ T8157] legacy_get_tree+0x103/0x1f0 [ 84.929416][ T8157] vfs_get_tree+0x8b/0x2d0 [ 84.933821][ T8157] ? capable+0x14/0x20 [ 84.937886][ T8157] do_mount+0x1272/0x1c30 [ 84.942229][ T8157] ? lock_downgrade+0x960/0x960 [ 84.947069][ T8157] ? copy_mount_string+0x20/0x20 [ 84.951985][ T8157] ? __kasan_check_write+0x14/0x20 [ 84.957066][ T8157] ? _copy_from_user+0xc5/0x110 [ 84.961896][ T8157] __x64_sys_mount+0x169/0x1c0 [ 84.966636][ T8157] do_syscall_64+0xd0/0x630 [ 84.971305][ T8157] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 84.977168][ T8157] RIP: 0033:0x458da9 [ 84.981035][ T8157] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.000699][ T8157] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.009100][ T8157] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 85.017049][ T8157] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 85.024994][ T8157] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 85.032946][ T8157] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 85.040888][ T8157] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 85.048939][ T8159] CPU: 1 PID: 8159 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 85.057608][ T8159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.067652][ T8159] Call Trace: [ 85.070937][ T8159] dump_stack+0x12d/0x187 [ 85.071268][ T8160] FAULT_INJECTION: forcing a failure. [ 85.071268][ T8160] name failslab, interval 1, probability 0, space 0, times 0 [ 85.075275][ T8159] should_fail.cold.4+0x5/0x13 [ 85.092575][ T8159] ? do_mount+0x1272/0x1c30 [ 85.097428][ T8159] ? fault_create_debugfs_attr+0x150/0x150 [ 85.103225][ T8159] ? find_held_lock+0x36/0x1d0 [ 85.108066][ T8159] should_fail_alloc_page+0x50/0x60 [ 85.113502][ T8159] __alloc_pages_nodemask+0x17f/0x880 [ 85.118847][ T8159] ? cache_grow_end+0xab/0x190 [ 85.123610][ T8159] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 85.130571][ T8159] ? do_raw_spin_lock+0x132/0x2e0 [ 85.135588][ T8159] cache_grow_begin+0x92/0xc70 [ 85.140510][ T8159] ? __kmalloc+0xc5/0x7a0 [ 85.144819][ T8159] ? trace_hardirqs_off+0x41/0x1a0 [ 85.150092][ T8159] __kmalloc+0x6d3/0x7a0 [ 85.154311][ T8159] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 85.159694][ T8159] p9_fcall_init.isra.2+0x55/0x1c0 [ 85.164781][ T8159] p9_client_prepare_req.part.5+0x116/0x670 [ 85.171000][ T8159] p9_client_rpc+0x174/0xe50 [ 85.175589][ T8159] ? p9_client_prepare_req.part.5+0x670/0x670 [ 85.181628][ T8159] ? p9_pollwait+0x182/0x210 [ 85.186195][ T8159] ? pipe_poll+0xc8/0x6b0 [ 85.190495][ T8159] ? ksys_dup3+0x2e0/0x2e0 [ 85.194884][ T8159] ? p9_fd_poll+0x19b/0x2a0 [ 85.199621][ T8159] ? p9_conn_create+0x3a5/0x4f0 [ 85.204467][ T8159] ? p9_conn_create+0x4f0/0x4f0 [ 85.209297][ T8159] p9_client_create+0x7fb/0x10f0 [ 85.214245][ T8159] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 85.220979][ T8159] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.226496][ T8159] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.232705][ T8159] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.238540][ T8159] ? lockdep_init_map_waits+0x270/0x870 [ 85.244338][ T8159] v9fs_session_init+0x1ed/0x14c0 [ 85.249450][ T8159] ? v9fs_session_init+0x1ed/0x14c0 [ 85.256456][ T8159] ? find_held_lock+0x36/0x1d0 [ 85.261229][ T8159] ? v9fs_show_options+0x6c0/0x6c0 [ 85.266331][ T8159] ? __kasan_check_read+0x11/0x20 [ 85.271331][ T8159] ? nr_rx_frame+0x130/0x21d0 [ 85.276004][ T8159] ? v9fs_mount+0x55/0x7f0 [ 85.280404][ T8159] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.285920][ T8159] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.291958][ T8159] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.297749][ T8159] ? kmem_cache_alloc_trace+0x39e/0x780 [ 85.303267][ T8159] ? apparmor_task_alloc+0x2f0/0x2f0 [ 85.308963][ T8159] v9fs_mount+0x72/0x7f0 [ 85.313183][ T8159] ? v9fs_write_inode+0x50/0x50 [ 85.318008][ T8159] legacy_get_tree+0x103/0x1f0 [ 85.322747][ T8159] vfs_get_tree+0x8b/0x2d0 [ 85.327137][ T8159] ? capable+0x14/0x20 [ 85.331297][ T8159] do_mount+0x1272/0x1c30 [ 85.335618][ T8159] ? lock_downgrade+0x960/0x960 [ 85.340452][ T8159] ? copy_mount_string+0x20/0x20 [ 85.345387][ T8159] ? __kasan_check_write+0x14/0x20 [ 85.350500][ T8159] ? _copy_from_user+0xc5/0x110 [ 85.356649][ T8159] __x64_sys_mount+0x169/0x1c0 [ 85.362043][ T8159] do_syscall_64+0xd0/0x630 [ 85.366785][ T8159] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 85.372669][ T8159] RIP: 0033:0x458da9 [ 85.376540][ T8159] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.396132][ T8159] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.404649][ T8159] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 85.412898][ T8159] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 85.420890][ T8159] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 85.428845][ T8159] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 85.436796][ T8159] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 85.444767][ T8160] CPU: 0 PID: 8160 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 85.453353][ T8160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.463408][ T8160] Call Trace: [ 85.466698][ T8160] dump_stack+0x12d/0x187 [ 85.471035][ T8160] should_fail.cold.4+0x5/0x13 [ 85.475806][ T8160] ? fault_create_debugfs_attr+0x150/0x150 [ 85.481614][ T8160] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 85.488471][ T8160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.494028][ T8160] __should_failslab+0xba/0xf0 [ 85.499115][ T8160] should_failslab+0x9/0x14 [ 85.503625][ T8160] kmem_cache_alloc+0x47/0x760 [ 85.508641][ T8160] ? __kasan_check_read+0x11/0x20 [ 85.513758][ T8160] ? mark_lock+0xbf/0x630 [ 85.518091][ T8160] ? legacy_get_tree+0x103/0x1f0 [ 85.523037][ T8160] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 85.529467][ T8160] idr_get_free+0x35d/0x880 [ 85.533986][ T8160] idr_alloc_u32+0x13a/0x330 [ 85.538668][ T8160] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 85.544213][ T8160] ? lock_acquire+0x209/0x9e0 [ 85.548892][ T8160] ? __kasan_check_write+0x14/0x20 [ 85.553996][ T8160] ? do_raw_spin_lock+0x132/0x2e0 [ 85.559021][ T8160] idr_alloc+0x7d/0xc0 [ 85.563086][ T8160] ? idr_alloc_u32+0x330/0x330 [ 85.567855][ T8160] p9_client_prepare_req.part.5+0x571/0x670 [ 85.573758][ T8160] p9_client_rpc+0x174/0xe50 [ 85.578351][ T8160] ? p9_client_prepare_req.part.5+0x670/0x670 [ 85.584433][ T8160] ? p9_pollwait+0x182/0x210 [ 85.589373][ T8160] ? pipe_poll+0xc8/0x6b0 [ 85.593699][ T8160] ? ksys_dup3+0x2e0/0x2e0 [ 85.598113][ T8160] ? p9_fd_poll+0x19b/0x2a0 [ 85.602593][ T8160] ? p9_conn_create+0x3a5/0x4f0 [ 85.607419][ T8160] ? p9_conn_create+0x4f0/0x4f0 [ 85.612249][ T8160] p9_client_create+0x7fb/0x10f0 [ 85.617183][ T8160] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 85.623253][ T8160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.628772][ T8160] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.634992][ T8160] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.640776][ T8160] ? lockdep_init_map_waits+0x270/0x870 [ 85.646300][ T8160] v9fs_session_init+0x1ed/0x14c0 [ 85.651309][ T8160] ? v9fs_session_init+0x1ed/0x14c0 [ 85.656507][ T8160] ? find_held_lock+0x36/0x1d0 [ 85.661247][ T8160] ? v9fs_show_options+0x6c0/0x6c0 [ 85.666768][ T8160] ? __kasan_check_read+0x11/0x20 [ 85.672125][ T8160] ? gred_enqueue+0xee0/0x22d0 [ 85.676879][ T8160] ? v9fs_mount+0x55/0x7f0 [ 85.681311][ T8160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.686827][ T8160] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.692908][ T8160] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.698701][ T8160] ? kmem_cache_alloc_trace+0x39e/0x780 [ 85.704225][ T8160] ? apparmor_task_alloc+0x2f0/0x2f0 [ 85.709504][ T8160] v9fs_mount+0x72/0x7f0 [ 85.713744][ T8160] ? v9fs_write_inode+0x50/0x50 [ 85.718581][ T8160] legacy_get_tree+0x103/0x1f0 [ 85.723319][ T8160] vfs_get_tree+0x8b/0x2d0 [ 85.727707][ T8160] ? capable+0x14/0x20 [ 85.731750][ T8160] do_mount+0x1272/0x1c30 [ 85.736054][ T8160] ? lock_downgrade+0x960/0x960 [ 85.740877][ T8160] ? copy_mount_string+0x20/0x20 [ 85.745806][ T8160] ? __kasan_check_write+0x14/0x20 [ 85.750891][ T8160] ? _copy_from_user+0xc5/0x110 [ 85.755718][ T8160] __x64_sys_mount+0x169/0x1c0 [ 85.761713][ T8160] do_syscall_64+0xd0/0x630 [ 85.766511][ T8160] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 85.772382][ T8160] RIP: 0033:0x458da9 [ 85.776263][ T8160] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.796017][ T8160] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.804484][ T8160] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 85.812515][ T8160] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 85.821242][ T8160] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 85.829192][ T8160] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 85.837136][ T8160] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 85.858842][ T8163] FAULT_INJECTION: forcing a failure. [ 85.858842][ T8163] name failslab, interval 1, probability 0, space 0, times 0 [ 85.871489][ T8163] CPU: 1 PID: 8163 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 85.881214][ T8163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.891655][ T8163] Call Trace: [ 85.894944][ T8163] dump_stack+0x12d/0x187 [ 85.899277][ T8163] should_fail.cold.4+0x5/0x13 [ 85.904050][ T8163] ? fault_create_debugfs_attr+0x150/0x150 [ 85.909855][ T8163] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 85.916698][ T8163] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.922244][ T8163] __should_failslab+0xba/0xf0 [ 85.927015][ T8163] should_failslab+0x9/0x14 [ 85.931605][ T8163] kmem_cache_alloc+0x47/0x760 [ 85.936366][ T8163] ? __kasan_check_read+0x11/0x20 [ 85.941386][ T8163] ? mark_lock+0xbf/0x630 [ 85.942697][ T27] audit: type=1804 audit(1590054973.315:17): pid=8180 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir274105407/syzkaller.xSGNJO/16/file0" dev="sda1" ino=15885 res=1 [ 85.945702][ T8163] ? legacy_get_tree+0x103/0x1f0 [ 85.945716][ T8163] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 85.945728][ T8163] idr_get_free+0x35d/0x880 [ 85.945748][ T8163] idr_alloc_u32+0x13a/0x330 [ 85.945758][ T8163] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 85.945764][ T8163] ? lock_acquire+0x209/0x9e0 [ 85.945777][ T8163] ? __kasan_check_write+0x14/0x20 [ 85.970627][ T8180] FAULT_INJECTION: forcing a failure. [ 85.970627][ T8180] name failslab, interval 1, probability 0, space 0, times 0 [ 85.973787][ T8163] ? do_raw_spin_lock+0x132/0x2e0 [ 86.022042][ T8163] idr_alloc+0x7d/0xc0 [ 86.026088][ T8163] ? idr_alloc_u32+0x330/0x330 [ 86.030838][ T8163] p9_client_prepare_req.part.5+0x571/0x670 [ 86.036705][ T8163] p9_client_rpc+0x174/0xe50 [ 86.041278][ T8163] ? p9_client_prepare_req.part.5+0x670/0x670 [ 86.047858][ T8163] ? p9_pollwait+0x182/0x210 [ 86.052462][ T8163] ? pipe_poll+0xc8/0x6b0 [ 86.056778][ T8163] ? ksys_dup3+0x2e0/0x2e0 [ 86.061169][ T8163] ? p9_fd_poll+0x19b/0x2a0 [ 86.065661][ T8163] ? p9_conn_create+0x3a5/0x4f0 [ 86.070507][ T8163] ? p9_conn_create+0x4f0/0x4f0 [ 86.075386][ T8163] p9_client_create+0x7fb/0x10f0 [ 86.080329][ T8163] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 86.086378][ T8163] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.091985][ T8163] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.098045][ T8163] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.104892][ T8163] ? lockdep_init_map_waits+0x270/0x870 [ 86.110419][ T8163] v9fs_session_init+0x1ed/0x14c0 [ 86.115430][ T8163] ? v9fs_session_init+0x1ed/0x14c0 [ 86.120618][ T8163] ? find_held_lock+0x36/0x1d0 [ 86.125367][ T8163] ? v9fs_show_options+0x6c0/0x6c0 [ 86.131062][ T8163] ? __kasan_check_read+0x11/0x20 [ 86.136061][ T8163] ? pair_device+0x4f0/0xf80 [ 86.140627][ T8163] ? v9fs_mount+0x55/0x7f0 [ 86.145020][ T8163] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.151418][ T8163] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.157455][ T8163] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.163238][ T8163] ? kmem_cache_alloc_trace+0x39e/0x780 [ 86.168948][ T8163] ? apparmor_task_alloc+0x2f0/0x2f0 [ 86.174657][ T8163] v9fs_mount+0x72/0x7f0 [ 86.178890][ T8163] ? v9fs_write_inode+0x50/0x50 [ 86.185539][ T8163] legacy_get_tree+0x103/0x1f0 [ 86.190463][ T8163] vfs_get_tree+0x8b/0x2d0 [ 86.195036][ T8163] ? capable+0x14/0x20 [ 86.199165][ T8163] do_mount+0x1272/0x1c30 [ 86.203488][ T8163] ? lock_downgrade+0x960/0x960 [ 86.209233][ T8163] ? copy_mount_string+0x20/0x20 [ 86.214239][ T8163] ? __kasan_check_write+0x14/0x20 [ 86.219334][ T8163] ? _copy_from_user+0xc5/0x110 [ 86.224163][ T8163] __x64_sys_mount+0x169/0x1c0 [ 86.228905][ T8163] do_syscall_64+0xd0/0x630 [ 86.233383][ T8163] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 86.239259][ T8163] RIP: 0033:0x458da9 [ 86.243124][ T8163] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.262876][ T8163] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.271260][ T8163] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 86.279203][ T8163] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 86.287254][ T8163] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 86.295208][ T8163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 86.303239][ T8163] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 86.311204][ T8180] CPU: 0 PID: 8180 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 86.319786][ T8180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.329835][ T8180] Call Trace: [ 86.331710][ T8185] FAULT_INJECTION: forcing a failure. [ 86.331710][ T8185] name failslab, interval 1, probability 0, space 0, times 0 [ 86.333202][ T8180] dump_stack+0x12d/0x187 [ 86.350398][ T8180] should_fail.cold.4+0x5/0x13 [ 86.355138][ T8180] ? fault_create_debugfs_attr+0x150/0x150 [ 86.361359][ T8180] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 86.367931][ T8180] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.373452][ T8180] __should_failslab+0xba/0xf0 [ 86.378189][ T8180] should_failslab+0x9/0x14 [ 86.382664][ T8180] kmem_cache_alloc+0x47/0x760 [ 86.387398][ T8180] ? __kasan_check_read+0x11/0x20 [ 86.392414][ T8180] ? mark_lock+0xbf/0x630 [ 86.396729][ T8180] ? legacy_get_tree+0x103/0x1f0 [ 86.401640][ T8180] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 86.408739][ T8180] idr_get_free+0x35d/0x880 [ 86.413221][ T8180] idr_alloc_u32+0x13a/0x330 [ 86.417786][ T8180] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 86.423308][ T8180] ? lock_acquire+0x209/0x9e0 [ 86.427960][ T8180] ? __kasan_check_write+0x14/0x20 [ 86.433043][ T8180] ? do_raw_spin_lock+0x132/0x2e0 [ 86.438138][ T8180] idr_alloc+0x7d/0xc0 [ 86.442194][ T8180] ? idr_alloc_u32+0x330/0x330 [ 86.446955][ T8180] p9_client_prepare_req.part.5+0x571/0x670 [ 86.452822][ T8180] p9_client_rpc+0x174/0xe50 [ 86.457395][ T8180] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 86.463170][ T8180] ? __debug_object_init+0x4fc/0x10f0 [ 86.468512][ T8180] ? __kasan_check_read+0x11/0x20 [ 86.473505][ T8180] ? p9_client_prepare_req.part.5+0x670/0x670 [ 86.479545][ T8180] ? free_object+0x70/0x70 [ 86.483943][ T8180] ? ksys_dup3+0x2e0/0x2e0 [ 86.488425][ T8180] ? lockdep_init_map_waits+0x270/0x870 [ 86.493956][ T8180] ? __kasan_check_write+0x14/0x20 [ 86.499040][ T8180] ? p9_conn_create+0x3ce/0x4f0 [ 86.503953][ T8180] ? p9_conn_create+0x4f0/0x4f0 [ 86.508798][ T8180] p9_client_create+0x7fb/0x10f0 [ 86.513744][ T8180] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 86.519798][ T8180] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.525403][ T8180] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.531437][ T8180] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.537230][ T8180] ? lockdep_init_map_waits+0x270/0x870 [ 86.543063][ T8180] v9fs_session_init+0x1ed/0x14c0 [ 86.548070][ T8180] ? v9fs_session_init+0x1ed/0x14c0 [ 86.553259][ T8180] ? find_held_lock+0x36/0x1d0 [ 86.558348][ T8180] ? v9fs_show_options+0x6c0/0x6c0 [ 86.563443][ T8180] ? __kasan_check_read+0x11/0x20 [ 86.568442][ T8180] ? cma_set_default_gid_type+0x50/0x250 [ 86.574418][ T8180] ? v9fs_mount+0x55/0x7f0 [ 86.578844][ T8180] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.584371][ T8180] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.590431][ T8180] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.596213][ T8180] ? kmem_cache_alloc_trace+0x39e/0x780 [ 86.601743][ T8180] ? apparmor_task_alloc+0x2f0/0x2f0 [ 86.607128][ T8180] v9fs_mount+0x72/0x7f0 [ 86.611345][ T8180] ? v9fs_write_inode+0x50/0x50 [ 86.616178][ T8180] legacy_get_tree+0x103/0x1f0 [ 86.620937][ T8180] vfs_get_tree+0x8b/0x2d0 [ 86.625325][ T8180] ? capable+0x14/0x20 [ 86.629378][ T8180] do_mount+0x1272/0x1c30 [ 86.633677][ T8180] ? lock_downgrade+0x960/0x960 [ 86.638502][ T8180] ? copy_mount_string+0x20/0x20 [ 86.643592][ T8180] ? __kasan_check_write+0x14/0x20 [ 86.648685][ T8180] ? _copy_from_user+0xc5/0x110 [ 86.653520][ T8180] __x64_sys_mount+0x169/0x1c0 [ 86.658264][ T8180] do_syscall_64+0xd0/0x630 [ 86.662751][ T8180] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 86.668617][ T8180] RIP: 0033:0x458da9 [ 86.673278][ T8180] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.692863][ T8180] RSP: 002b:00007fb9f00a5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.701243][ T8180] RAX: ffffffffffffffda RBX: 00007fb9f00a5c90 RCX: 0000000000458da9 [ 86.709191][ T8180] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 86.717137][ T8180] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 86.725082][ T8180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00a66d4 [ 86.733040][ T8180] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 86.741021][ T8185] CPU: 1 PID: 8185 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 86.749597][ T8185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.759647][ T8185] Call Trace: [ 86.761789][ T8182] FAULT_INJECTION: forcing a failure. [ 86.761789][ T8182] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 86.763282][ T8185] dump_stack+0x12d/0x187 [ 86.780748][ T8185] should_fail.cold.4+0x5/0x13 [ 86.785484][ T8185] ? fault_create_debugfs_attr+0x150/0x150 [ 86.791276][ T8185] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 86.797959][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.803588][ T8185] __should_failslab+0xba/0xf0 [ 86.808323][ T8185] should_failslab+0x9/0x14 [ 86.813110][ T8185] kmem_cache_alloc+0x47/0x760 [ 86.817846][ T8185] ? __kasan_check_read+0x11/0x20 [ 86.822841][ T8185] ? mark_lock+0xbf/0x630 [ 86.827152][ T8185] ? legacy_get_tree+0x103/0x1f0 [ 86.832063][ T8185] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 86.838471][ T8185] idr_get_free+0x35d/0x880 [ 86.842981][ T8185] idr_alloc_u32+0x13a/0x330 [ 86.847979][ T8185] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 86.853497][ T8185] ? lock_acquire+0x209/0x9e0 [ 86.858154][ T8185] ? __kasan_check_write+0x14/0x20 [ 86.863236][ T8185] ? do_raw_spin_lock+0x132/0x2e0 [ 86.868234][ T8185] idr_alloc+0x7d/0xc0 [ 86.872277][ T8185] ? idr_alloc_u32+0x330/0x330 [ 86.877146][ T8185] p9_client_prepare_req.part.5+0x571/0x670 [ 86.883012][ T8185] p9_client_rpc+0x174/0xe50 [ 86.887576][ T8185] ? p9_client_prepare_req.part.5+0x670/0x670 [ 86.893614][ T8185] ? p9_pollwait+0x182/0x210 [ 86.898177][ T8185] ? pipe_poll+0xc8/0x6b0 [ 86.902476][ T8185] ? ksys_dup3+0x2e0/0x2e0 [ 86.906864][ T8185] ? p9_fd_poll+0x19b/0x2a0 [ 86.911364][ T8185] ? p9_conn_create+0x3a5/0x4f0 [ 86.916189][ T8185] ? p9_conn_create+0x4f0/0x4f0 [ 86.921018][ T8185] p9_client_create+0x7fb/0x10f0 [ 86.926460][ T8185] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 86.932517][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.938053][ T8185] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.946542][ T8185] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.952330][ T8185] ? lockdep_init_map_waits+0x270/0x870 [ 86.957857][ T8185] v9fs_session_init+0x1ed/0x14c0 [ 86.962858][ T8185] ? v9fs_session_init+0x1ed/0x14c0 [ 86.968050][ T8185] ? find_held_lock+0x36/0x1d0 [ 86.972796][ T8185] ? v9fs_show_options+0x6c0/0x6c0 [ 86.977881][ T8185] ? __kasan_check_read+0x11/0x20 [ 86.982908][ T8185] ? v9fs_mount+0x55/0x7f0 [ 86.988256][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.995287][ T8185] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.001333][ T8185] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.007222][ T8185] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.012764][ T8185] ? apparmor_task_alloc+0x2f0/0x2f0 [ 87.018026][ T8185] v9fs_mount+0x72/0x7f0 [ 87.022248][ T8185] ? v9fs_write_inode+0x50/0x50 [ 87.027074][ T8185] legacy_get_tree+0x103/0x1f0 [ 87.031906][ T8185] vfs_get_tree+0x8b/0x2d0 [ 87.036382][ T8185] ? capable+0x14/0x20 [ 87.040443][ T8185] do_mount+0x1272/0x1c30 [ 87.044760][ T8185] ? lock_downgrade+0x960/0x960 [ 87.049584][ T8185] ? copy_mount_string+0x20/0x20 [ 87.054512][ T8185] ? __kasan_check_write+0x14/0x20 [ 87.059597][ T8185] ? _copy_from_user+0xc5/0x110 [ 87.064442][ T8185] __x64_sys_mount+0x169/0x1c0 [ 87.069189][ T8185] do_syscall_64+0xd0/0x630 [ 87.074403][ T8185] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 87.080276][ T8185] RIP: 0033:0x458da9 [ 87.084147][ T8185] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.104160][ T8185] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 87.112548][ T8185] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 87.120498][ T8185] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 87.128572][ T8185] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 87.136532][ T8185] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 87.144478][ T8185] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 87.152457][ T8182] CPU: 0 PID: 8182 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 87.161039][ T8182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.171305][ T8182] Call Trace: [ 87.174757][ T8182] dump_stack+0x12d/0x187 [ 87.179100][ T8182] should_fail.cold.4+0x5/0x13 [ 87.183848][ T8182] ? do_mount+0x1272/0x1c30 [ 87.188346][ T8182] ? fault_create_debugfs_attr+0x150/0x150 [ 87.194229][ T8182] ? find_held_lock+0x36/0x1d0 [ 87.198982][ T8182] should_fail_alloc_page+0x50/0x60 [ 87.204172][ T8182] __alloc_pages_nodemask+0x17f/0x880 [ 87.209528][ T8182] ? cache_grow_end+0xab/0x190 [ 87.214284][ T8182] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 87.221199][ T8182] ? do_raw_spin_lock+0x132/0x2e0 [ 87.226224][ T8182] cache_grow_begin+0x92/0xc70 [ 87.230977][ T8182] ? __kmalloc+0xc5/0x7a0 [ 87.235301][ T8182] ? trace_hardirqs_off+0x41/0x1a0 [ 87.240428][ T8182] __kmalloc+0x6d3/0x7a0 [ 87.244660][ T8182] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 87.249933][ T8182] p9_fcall_init.isra.2+0x55/0x1c0 [ 87.255029][ T8182] p9_client_prepare_req.part.5+0x116/0x670 [ 87.260998][ T8182] p9_client_rpc+0x174/0xe50 [ 87.265572][ T8182] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 87.271368][ T8182] ? __debug_object_init+0x4fc/0x10f0 [ 87.272926][ T27] audit: type=1804 audit(1590054973.315:18): pid=8182 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir940636818/syzkaller.nLQFLP/15/file0" dev="sda1" ino=15886 res=1 [ 87.277767][ T8182] ? __kasan_check_read+0x11/0x20 [ 87.277774][ T8182] ? p9_client_prepare_req.part.5+0x670/0x670 [ 87.277787][ T8182] ? free_object+0x70/0x70 [ 87.277796][ T8182] ? ksys_dup3+0x2e0/0x2e0 [ 87.277806][ T8182] ? lockdep_init_map_waits+0x270/0x870 [ 87.277814][ T8182] ? __kasan_check_write+0x14/0x20 [ 87.331160][ T8182] ? p9_conn_create+0x3ce/0x4f0 [ 87.336002][ T8182] ? p9_conn_create+0x4f0/0x4f0 [ 87.340844][ T8182] p9_client_create+0x7fb/0x10f0 [ 87.345781][ T8182] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 87.351926][ T8182] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.357458][ T8182] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.363507][ T8182] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.369406][ T8182] ? lockdep_init_map_waits+0x270/0x870 [ 87.374948][ T8182] v9fs_session_init+0x1ed/0x14c0 [ 87.379957][ T8182] ? v9fs_session_init+0x1ed/0x14c0 [ 87.385160][ T8182] ? find_held_lock+0x36/0x1d0 [ 87.389911][ T8182] ? v9fs_show_options+0x6c0/0x6c0 [ 87.395005][ T8182] ? __kasan_check_read+0x11/0x20 [ 87.400022][ T8182] ? v9fs_mount+0x55/0x7f0 [ 87.404421][ T8182] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.409947][ T8182] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.415993][ T8182] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.421787][ T8182] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.427414][ T8182] ? apparmor_task_alloc+0x2f0/0x2f0 [ 87.432697][ T8182] v9fs_mount+0x72/0x7f0 [ 87.437289][ T8182] ? v9fs_write_inode+0x50/0x50 [ 87.442167][ T8182] legacy_get_tree+0x103/0x1f0 [ 87.447787][ T8182] vfs_get_tree+0x8b/0x2d0 [ 87.452184][ T8182] ? capable+0x14/0x20 [ 87.457125][ T8182] do_mount+0x1272/0x1c30 [ 87.461536][ T8182] ? lock_downgrade+0x960/0x960 [ 87.466371][ T8182] ? copy_mount_string+0x20/0x20 [ 87.471302][ T8182] ? __kasan_check_write+0x14/0x20 [ 87.476401][ T8182] ? _copy_from_user+0xc5/0x110 [ 87.481595][ T8182] __x64_sys_mount+0x169/0x1c0 [ 87.481987][ T27] audit: type=1804 audit(1590054974.917:19): pid=8189 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir085184916/syzkaller.lf2nsP/21/file0" dev="sda1" ino=15894 res=1 [ 87.486344][ T8182] do_syscall_64+0xd0/0x630 [ 87.486357][ T8182] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 87.486363][ T8182] RIP: 0033:0x458da9 [ 87.486370][ T8182] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.486373][ T8182] RSP: 002b:00007f1c7c1a6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 87.486379][ T8182] RAX: ffffffffffffffda RBX: 00007f1c7c1a6c90 RCX: 0000000000458da9 [ 87.486382][ T8182] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 87.486386][ T8182] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 87.486389][ T8182] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1a76d4 [ 87.486392][ T8182] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 87.594117][ T8188] 9pnet: Insufficient options for proto=fd [ 87.631324][ T8196] FAULT_INJECTION: forcing a failure. [ 87.631324][ T8196] name failslab, interval 1, probability 0, space 0, times 0 [ 87.642185][ T8198] FAULT_INJECTION: forcing a failure. [ 87.642185][ T8198] name failslab, interval 1, probability 0, space 0, times 0 [ 87.643919][ T8196] CPU: 0 PID: 8196 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 87.665027][ T8196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.675070][ T8196] Call Trace: [ 87.678352][ T8196] dump_stack+0x12d/0x187 [ 87.682664][ T8196] should_fail.cold.4+0x5/0x13 [ 87.687404][ T8196] ? fault_create_debugfs_attr+0x150/0x150 [ 87.693190][ T8196] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 87.699746][ T8196] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.705265][ T8196] __should_failslab+0xba/0xf0 [ 87.710005][ T8196] should_failslab+0x9/0x14 [ 87.714518][ T8196] kmem_cache_alloc+0x47/0x760 [ 87.719636][ T8196] ? __kasan_check_read+0x11/0x20 [ 87.724646][ T8196] ? mark_lock+0xbf/0x630 [ 87.729037][ T8196] ? legacy_get_tree+0x103/0x1f0 [ 87.733980][ T8196] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 87.740370][ T8196] idr_get_free+0x35d/0x880 [ 87.744854][ T8196] idr_alloc_u32+0x13a/0x330 [ 87.749418][ T8196] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 87.754940][ T8196] ? lock_acquire+0x209/0x9e0 [ 87.759622][ T8196] ? __kasan_check_write+0x14/0x20 [ 87.764729][ T8196] ? do_raw_spin_lock+0x132/0x2e0 [ 87.769747][ T8196] idr_alloc+0x7d/0xc0 [ 87.773793][ T8196] ? idr_alloc_u32+0x330/0x330 [ 87.779128][ T8196] p9_client_prepare_req.part.5+0x571/0x670 [ 87.785106][ T8196] p9_client_rpc+0x174/0xe50 [ 87.789677][ T8196] ? p9_client_prepare_req.part.5+0x670/0x670 [ 87.795728][ T8196] ? p9_pollwait+0x182/0x210 [ 87.800291][ T8196] ? pipe_poll+0xc8/0x6b0 [ 87.804602][ T8196] ? ksys_dup3+0x2e0/0x2e0 [ 87.809001][ T8196] ? p9_fd_poll+0x19b/0x2a0 [ 87.813493][ T8196] ? p9_conn_create+0x3a5/0x4f0 [ 87.818325][ T8196] ? p9_conn_create+0x4f0/0x4f0 [ 87.823153][ T8196] p9_client_create+0x7fb/0x10f0 [ 87.828075][ T8196] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 87.834122][ T8196] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.840497][ T8196] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.847058][ T8196] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.853798][ T8196] ? lockdep_init_map_waits+0x270/0x870 [ 87.859380][ T8196] v9fs_session_init+0x1ed/0x14c0 [ 87.864513][ T8196] ? v9fs_session_init+0x1ed/0x14c0 [ 87.869693][ T8196] ? find_held_lock+0x36/0x1d0 [ 87.874454][ T8196] ? v9fs_show_options+0x6c0/0x6c0 [ 87.879647][ T8196] ? __kasan_check_read+0x11/0x20 [ 87.885198][ T8196] ? v9fs_mount+0x55/0x7f0 [ 87.889608][ T8196] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.895246][ T8196] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.901297][ T8196] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.907184][ T8196] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.912714][ T8196] ? apparmor_task_alloc+0x2f0/0x2f0 [ 87.918006][ T8196] v9fs_mount+0x72/0x7f0 [ 87.922247][ T8196] ? v9fs_write_inode+0x50/0x50 [ 87.927072][ T8196] legacy_get_tree+0x103/0x1f0 [ 87.932157][ T8196] vfs_get_tree+0x8b/0x2d0 [ 87.936554][ T8196] ? capable+0x14/0x20 [ 87.940597][ T8196] do_mount+0x1272/0x1c30 [ 87.944913][ T8196] ? lock_downgrade+0x960/0x960 [ 87.949737][ T8196] ? copy_mount_string+0x20/0x20 [ 87.954759][ T8196] ? __kasan_check_write+0x14/0x20 [ 87.959844][ T8196] ? _copy_from_user+0xc5/0x110 [ 87.964671][ T8196] __x64_sys_mount+0x169/0x1c0 [ 87.969419][ T8196] do_syscall_64+0xd0/0x630 [ 87.973911][ T8196] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 87.979774][ T8196] RIP: 0033:0x458da9 [ 87.983817][ T8196] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.003407][ T8196] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.011788][ T8196] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 88.019737][ T8196] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 88.027693][ T8196] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 88.035643][ T8196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 88.043589][ T8196] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 88.051738][ T8198] CPU: 1 PID: 8198 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 88.060496][ T8198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.070658][ T8198] Call Trace: [ 88.077070][ T8198] dump_stack+0x12d/0x187 [ 88.081662][ T8198] should_fail.cold.4+0x5/0x13 [ 88.086455][ T8198] ? fault_create_debugfs_attr+0x150/0x150 [ 88.090997][ T8201] FAULT_INJECTION: forcing a failure. [ 88.090997][ T8201] name failslab, interval 1, probability 0, space 0, times 0 [ 88.092820][ T8198] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 88.112326][ T8198] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.117859][ T8198] __should_failslab+0xba/0xf0 [ 88.122685][ T8198] should_failslab+0x9/0x14 [ 88.127247][ T8198] kmem_cache_alloc+0x47/0x760 [ 88.131983][ T8198] ? __kasan_check_read+0x11/0x20 [ 88.136980][ T8198] ? mark_lock+0xbf/0x630 [ 88.141281][ T8198] ? legacy_get_tree+0x103/0x1f0 [ 88.146194][ T8198] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 88.152586][ T8198] idr_get_free+0x35d/0x880 [ 88.157072][ T8198] idr_alloc_u32+0x13a/0x330 [ 88.161655][ T8198] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 88.167518][ T8198] ? lock_acquire+0x209/0x9e0 [ 88.172176][ T8198] ? __kasan_check_write+0x14/0x20 [ 88.177257][ T8198] ? do_raw_spin_lock+0x132/0x2e0 [ 88.182258][ T8198] idr_alloc+0x7d/0xc0 [ 88.186308][ T8198] ? idr_alloc_u32+0x330/0x330 [ 88.191069][ T8198] p9_client_prepare_req.part.5+0x571/0x670 [ 88.196960][ T8198] p9_client_rpc+0x174/0xe50 [ 88.202057][ T8198] ? p9_client_prepare_req.part.5+0x670/0x670 [ 88.208101][ T8198] ? p9_pollwait+0x182/0x210 [ 88.212665][ T8198] ? pipe_poll+0xc8/0x6b0 [ 88.216978][ T8198] ? ksys_dup3+0x2e0/0x2e0 [ 88.221626][ T8198] ? p9_fd_poll+0x19b/0x2a0 [ 88.226101][ T8198] ? p9_conn_create+0x3a5/0x4f0 [ 88.230925][ T8198] ? p9_conn_create+0x4f0/0x4f0 [ 88.235753][ T8198] p9_client_create+0x7fb/0x10f0 [ 88.240773][ T8198] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 88.246905][ T8198] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.252423][ T8198] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.258476][ T8198] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.264281][ T8198] ? lockdep_init_map_waits+0x270/0x870 [ 88.269828][ T8198] v9fs_session_init+0x1ed/0x14c0 [ 88.274837][ T8198] ? v9fs_session_init+0x1ed/0x14c0 [ 88.280007][ T8198] ? find_held_lock+0x36/0x1d0 [ 88.284766][ T8198] ? v9fs_show_options+0x6c0/0x6c0 [ 88.289849][ T8198] ? __kasan_check_read+0x11/0x20 [ 88.294846][ T8198] ? v9fs_mount+0x55/0x7f0 [ 88.299237][ T8198] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.304769][ T8198] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.310815][ T8198] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.316608][ T8198] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.322142][ T8198] ? apparmor_task_alloc+0x2f0/0x2f0 [ 88.327413][ T8198] v9fs_mount+0x72/0x7f0 [ 88.331722][ T8198] ? v9fs_write_inode+0x50/0x50 [ 88.336547][ T8198] legacy_get_tree+0x103/0x1f0 [ 88.341414][ T8198] vfs_get_tree+0x8b/0x2d0 [ 88.345937][ T8198] ? capable+0x14/0x20 [ 88.350090][ T8198] do_mount+0x1272/0x1c30 [ 88.354750][ T8198] ? lock_downgrade+0x960/0x960 [ 88.359805][ T8198] ? copy_mount_string+0x20/0x20 [ 88.364851][ T8198] ? __kasan_check_write+0x14/0x20 [ 88.370316][ T8198] ? _copy_from_user+0xc5/0x110 [ 88.375585][ T8198] __x64_sys_mount+0x169/0x1c0 [ 88.380526][ T8198] do_syscall_64+0xd0/0x630 [ 88.385015][ T8198] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 88.390881][ T8198] RIP: 0033:0x458da9 [ 88.395043][ T8198] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.414635][ T8198] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.424240][ T8198] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 88.432357][ T8198] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 88.442491][ T8198] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 88.450447][ T8198] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 88.458391][ T8198] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 88.466361][ T8201] CPU: 0 PID: 8201 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 88.474948][ T8201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.485356][ T8201] Call Trace: [ 88.488644][ T8201] dump_stack+0x12d/0x187 [ 88.492979][ T8201] should_fail.cold.4+0x5/0x13 [ 88.497754][ T8201] ? fault_create_debugfs_attr+0x150/0x150 [ 88.504010][ T8201] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 88.510602][ T8201] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.516249][ T8201] __should_failslab+0xba/0xf0 [ 88.521795][ T8201] should_failslab+0x9/0x14 [ 88.528835][ T8201] kmem_cache_alloc+0x47/0x760 [ 88.533601][ T8201] ? __kasan_check_read+0x11/0x20 [ 88.538626][ T8201] ? mark_lock+0xbf/0x630 [ 88.543170][ T8201] ? legacy_get_tree+0x103/0x1f0 [ 88.548106][ T8201] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 88.554528][ T8201] idr_get_free+0x35d/0x880 [ 88.559030][ T8201] idr_alloc_u32+0x13a/0x330 [ 88.563621][ T8201] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 88.569250][ T8201] ? lock_acquire+0x209/0x9e0 [ 88.573934][ T8201] ? __kasan_check_write+0x14/0x20 [ 88.579054][ T8201] ? do_raw_spin_lock+0x132/0x2e0 [ 88.584121][ T8201] idr_alloc+0x7d/0xc0 [ 88.588198][ T8201] ? idr_alloc_u32+0x330/0x330 [ 88.592957][ T8201] p9_client_prepare_req.part.5+0x571/0x670 [ 88.598851][ T8201] p9_client_rpc+0x174/0xe50 [ 88.603440][ T8201] ? p9_client_prepare_req.part.5+0x670/0x670 [ 88.609591][ T8201] ? p9_pollwait+0x182/0x210 [ 88.614183][ T8201] ? pipe_poll+0xc8/0x6b0 [ 88.618509][ T8201] ? ksys_dup3+0x2e0/0x2e0 [ 88.623551][ T8201] ? p9_fd_poll+0x19b/0x2a0 [ 88.628057][ T8201] ? p9_conn_create+0x3a5/0x4f0 [ 88.632917][ T8201] ? p9_conn_create+0x4f0/0x4f0 [ 88.637773][ T8201] p9_client_create+0x7fb/0x10f0 [ 88.642762][ T8201] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 88.648824][ T8201] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.654367][ T8201] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.660776][ T8201] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.666671][ T8201] ? lockdep_init_map_waits+0x270/0x870 [ 88.672243][ T8201] v9fs_session_init+0x1ed/0x14c0 [ 88.677266][ T8201] ? v9fs_session_init+0x1ed/0x14c0 [ 88.682457][ T8201] ? find_held_lock+0x36/0x1d0 [ 88.687221][ T8201] ? v9fs_show_options+0x6c0/0x6c0 [ 88.692669][ T8201] ? __kasan_check_read+0x11/0x20 [ 88.697961][ T8201] ? v9fs_mount+0x55/0x7f0 [ 88.702500][ T8201] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.708066][ T8201] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.714126][ T8201] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.719941][ T8201] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.725496][ T8201] ? apparmor_task_alloc+0x2f0/0x2f0 [ 88.730798][ T8201] v9fs_mount+0x72/0x7f0 [ 88.735049][ T8201] ? v9fs_write_inode+0x50/0x50 [ 88.739899][ T8201] legacy_get_tree+0x103/0x1f0 [ 88.744689][ T8201] vfs_get_tree+0x8b/0x2d0 [ 88.749333][ T8201] ? capable+0x14/0x20 [ 88.753408][ T8201] do_mount+0x1272/0x1c30 [ 88.757739][ T8201] ? lock_downgrade+0x960/0x960 [ 88.762594][ T8201] ? copy_mount_string+0x20/0x20 [ 88.767542][ T8201] ? __kasan_check_write+0x14/0x20 [ 88.772646][ T8201] ? _copy_from_user+0xc5/0x110 [ 88.777769][ T8201] __x64_sys_mount+0x169/0x1c0 [ 88.782543][ T8201] do_syscall_64+0xd0/0x630 [ 88.787052][ T8201] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 88.790032][ T8212] FAULT_INJECTION: forcing a failure. [ 88.790032][ T8212] name failslab, interval 1, probability 0, space 0, times 0 [ 88.792939][ T8201] RIP: 0033:0x458da9 [ 88.809801][ T8201] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.833809][ T8201] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.842241][ T8201] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 88.850257][ T8201] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 88.859624][ T8201] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 88.867573][ T8201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 88.875607][ T8201] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 2020/05/21 09:56:16 executed programs: 108 [ 88.883668][ T8212] CPU: 1 PID: 8212 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 88.892341][ T8212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.902398][ T8212] Call Trace: [ 88.905682][ T8212] dump_stack+0x12d/0x187 [ 88.910014][ T8212] should_fail.cold.4+0x5/0x13 [ 88.914840][ T8212] ? fault_create_debugfs_attr+0x150/0x150 [ 88.920649][ T8212] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 88.927239][ T8212] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.932897][ T8212] __should_failslab+0xba/0xf0 [ 88.937666][ T8212] should_failslab+0x9/0x14 [ 88.942212][ T8212] kmem_cache_alloc+0x47/0x760 [ 88.943361][ T8214] FAULT_INJECTION: forcing a failure. [ 88.943361][ T8214] name failslab, interval 1, probability 0, space 0, times 0 [ 88.946971][ T8212] ? __kasan_check_read+0x11/0x20 [ 88.964551][ T8212] ? mark_lock+0xbf/0x630 [ 88.968855][ T8212] ? legacy_get_tree+0x103/0x1f0 [ 88.973769][ T8212] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 88.980163][ T8212] idr_get_free+0x35d/0x880 [ 88.984648][ T8212] idr_alloc_u32+0x13a/0x330 [ 88.989231][ T8212] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 88.994749][ T8212] ? lock_acquire+0x209/0x9e0 [ 88.999402][ T8212] ? __kasan_check_write+0x14/0x20 [ 89.004486][ T8212] ? do_raw_spin_lock+0x132/0x2e0 [ 89.009489][ T8212] idr_alloc+0x7d/0xc0 [ 89.014502][ T8212] ? idr_alloc_u32+0x330/0x330 [ 89.019351][ T8212] p9_client_prepare_req.part.5+0x571/0x670 [ 89.026027][ T8212] p9_client_rpc+0x174/0xe50 [ 89.030595][ T8212] ? p9_client_prepare_req.part.5+0x670/0x670 [ 89.036649][ T8212] ? p9_pollwait+0x182/0x210 [ 89.041222][ T8212] ? pipe_poll+0xc8/0x6b0 [ 89.045534][ T8212] ? ksys_dup3+0x2e0/0x2e0 [ 89.049925][ T8212] ? p9_fd_poll+0x19b/0x2a0 [ 89.055028][ T8212] ? p9_conn_create+0x3a5/0x4f0 [ 89.059854][ T8212] ? p9_conn_create+0x4f0/0x4f0 [ 89.064706][ T8212] p9_client_create+0x7fb/0x10f0 [ 89.069626][ T8212] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 89.075839][ T8212] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.081377][ T8212] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.087605][ T8212] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.093389][ T8212] ? lockdep_init_map_waits+0x270/0x870 [ 89.098917][ T8212] v9fs_session_init+0x1ed/0x14c0 [ 89.104705][ T8212] ? v9fs_session_init+0x1ed/0x14c0 [ 89.109907][ T8212] ? find_held_lock+0x36/0x1d0 [ 89.114913][ T8212] ? v9fs_show_options+0x6c0/0x6c0 [ 89.120017][ T8212] ? __kasan_check_read+0x11/0x20 [ 89.125018][ T8212] ? v9fs_mount+0x55/0x7f0 [ 89.129412][ T8212] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.135973][ T8212] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.142008][ T8212] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.147793][ T8212] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.153401][ T8212] ? apparmor_task_alloc+0x2f0/0x2f0 [ 89.158659][ T8212] v9fs_mount+0x72/0x7f0 [ 89.162876][ T8212] ? v9fs_write_inode+0x50/0x50 [ 89.167717][ T8212] legacy_get_tree+0x103/0x1f0 [ 89.172484][ T8212] vfs_get_tree+0x8b/0x2d0 [ 89.177083][ T8212] ? capable+0x14/0x20 [ 89.181562][ T8212] do_mount+0x1272/0x1c30 [ 89.185862][ T8212] ? lock_downgrade+0x960/0x960 [ 89.190687][ T8212] ? copy_mount_string+0x20/0x20 [ 89.195631][ T8212] ? __kasan_check_write+0x14/0x20 [ 89.200997][ T8212] ? _copy_from_user+0xc5/0x110 [ 89.205935][ T8212] __x64_sys_mount+0x169/0x1c0 [ 89.210764][ T8212] do_syscall_64+0xd0/0x630 [ 89.215354][ T8212] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 89.221219][ T8212] RIP: 0033:0x458da9 [ 89.225096][ T8212] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.244676][ T8212] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.253162][ T8212] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 89.261194][ T8212] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 89.269162][ T8212] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 89.277121][ T8212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 89.285065][ T8212] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 89.293032][ T8214] CPU: 0 PID: 8214 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 89.301614][ T8214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.311667][ T8214] Call Trace: [ 89.314964][ T8214] dump_stack+0x12d/0x187 [ 89.319299][ T8214] should_fail.cold.4+0x5/0x13 [ 89.324060][ T8214] ? stack_trace_save+0x82/0xb0 [ 89.329188][ T8214] ? fault_create_debugfs_attr+0x150/0x150 [ 89.330522][ T8220] FAULT_INJECTION: forcing a failure. [ 89.330522][ T8220] name failslab, interval 1, probability 0, space 0, times 0 [ 89.334999][ T8214] __should_failslab+0xba/0xf0 [ 89.352280][ T8214] should_failslab+0x9/0x14 [ 89.356757][ T8214] kmem_cache_alloc+0x47/0x760 [ 89.361493][ T8214] ? __kasan_check_read+0x11/0x20 [ 89.366501][ T8214] ? mark_lock+0xbf/0x630 [ 89.370802][ T8214] ? legacy_get_tree+0x103/0x1f0 [ 89.375716][ T8214] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 89.382194][ T8214] idr_get_free+0x35d/0x880 [ 89.386675][ T8214] ? mark_held_locks+0x130/0x130 [ 89.391583][ T8214] idr_alloc_u32+0x13a/0x330 [ 89.396151][ T8214] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 89.401663][ T8214] ? lock_acquire+0x209/0x9e0 [ 89.406339][ T8214] ? __kasan_check_write+0x14/0x20 [ 89.411422][ T8214] ? do_raw_spin_lock+0x132/0x2e0 [ 89.416439][ T8214] idr_alloc+0x7d/0xc0 [ 89.420480][ T8214] ? idr_alloc_u32+0x330/0x330 [ 89.425219][ T8214] p9_client_prepare_req.part.5+0x571/0x670 [ 89.431532][ T8214] p9_client_rpc+0x174/0xe50 [ 89.436096][ T8214] ? p9_client_prepare_req.part.5+0x670/0x670 [ 89.442144][ T8214] ? p9_pollwait+0x182/0x210 [ 89.446707][ T8214] ? pipe_poll+0xc8/0x6b0 [ 89.451032][ T8214] ? ksys_dup3+0x2e0/0x2e0 [ 89.455423][ T8214] ? p9_fd_poll+0x19b/0x2a0 [ 89.459899][ T8214] ? p9_conn_create+0x3a5/0x4f0 [ 89.464721][ T8214] ? p9_conn_create+0x4f0/0x4f0 [ 89.469550][ T8214] p9_client_create+0x7fb/0x10f0 [ 89.474482][ T8214] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 89.480517][ T8214] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.486132][ T8214] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.492183][ T8214] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.498052][ T8214] ? lockdep_init_map_waits+0x270/0x870 [ 89.503574][ T8214] v9fs_session_init+0x1ed/0x14c0 [ 89.508578][ T8214] ? v9fs_session_init+0x1ed/0x14c0 [ 89.513770][ T8214] ? find_held_lock+0x36/0x1d0 [ 89.518508][ T8214] ? v9fs_show_options+0x6c0/0x6c0 [ 89.523602][ T8214] ? __kasan_check_read+0x11/0x20 [ 89.528610][ T8214] ? uverbs_user_mmap_disassociate+0x460/0x8a0 [ 89.535084][ T8214] ? v9fs_mount+0x55/0x7f0 [ 89.539480][ T8214] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.544999][ T8214] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.551034][ T8214] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.556819][ T8214] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.562363][ T8214] ? apparmor_task_alloc+0x2f0/0x2f0 [ 89.567635][ T8214] v9fs_mount+0x72/0x7f0 [ 89.571852][ T8214] ? v9fs_write_inode+0x50/0x50 [ 89.576706][ T8214] legacy_get_tree+0x103/0x1f0 [ 89.581473][ T8214] vfs_get_tree+0x8b/0x2d0 [ 89.585875][ T8214] ? capable+0x14/0x20 [ 89.589941][ T8214] do_mount+0x1272/0x1c30 [ 89.594242][ T8214] ? lock_downgrade+0x960/0x960 [ 89.599077][ T8214] ? copy_mount_string+0x20/0x20 [ 89.604003][ T8214] ? __kasan_check_write+0x14/0x20 [ 89.609086][ T8214] ? _copy_from_user+0xc5/0x110 [ 89.614597][ T8214] __x64_sys_mount+0x169/0x1c0 [ 89.619724][ T8214] do_syscall_64+0xd0/0x630 [ 89.624345][ T8214] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 89.630236][ T8214] RIP: 0033:0x458da9 [ 89.634112][ T8214] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.653978][ T8214] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.663086][ T8214] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 89.671420][ T8214] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 89.682864][ T8214] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 89.697130][ T8214] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 89.707457][ T8214] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 89.716563][ T8220] CPU: 1 PID: 8220 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 89.725591][ T8220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.735864][ T8220] Call Trace: [ 89.739164][ T8220] dump_stack+0x12d/0x187 [ 89.743524][ T8220] should_fail.cold.4+0x5/0x13 [ 89.748907][ T8220] ? fault_create_debugfs_attr+0x150/0x150 [ 89.754815][ T8220] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 89.761485][ T8220] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.767036][ T8220] __should_failslab+0xba/0xf0 [ 89.771981][ T8220] should_failslab+0x9/0x14 [ 89.776487][ T8220] kmem_cache_alloc+0x47/0x760 [ 89.781258][ T8220] ? __kasan_check_read+0x11/0x20 [ 89.786290][ T8220] ? mark_lock+0xbf/0x630 [ 89.789841][ T8226] FAULT_INJECTION: forcing a failure. [ 89.789841][ T8226] name failslab, interval 1, probability 0, space 0, times 0 [ 89.790612][ T8220] ? legacy_get_tree+0x103/0x1f0 [ 89.808292][ T8220] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 89.814703][ T8220] idr_get_free+0x35d/0x880 [ 89.819192][ T8220] idr_alloc_u32+0x13a/0x330 [ 89.823979][ T8220] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 89.829609][ T8220] ? lock_acquire+0x209/0x9e0 [ 89.834278][ T8220] ? __kasan_check_write+0x14/0x20 [ 89.839360][ T8220] ? do_raw_spin_lock+0x132/0x2e0 [ 89.844361][ T8220] idr_alloc+0x7d/0xc0 [ 89.848419][ T8220] ? idr_alloc_u32+0x330/0x330 [ 89.853159][ T8220] p9_client_prepare_req.part.5+0x571/0x670 [ 89.859047][ T8220] p9_client_rpc+0x174/0xe50 [ 89.863630][ T8220] ? p9_client_prepare_req.part.5+0x670/0x670 [ 89.869685][ T8220] ? p9_pollwait+0x182/0x210 [ 89.874250][ T8220] ? pipe_poll+0xc8/0x6b0 [ 89.878573][ T8220] ? ksys_dup3+0x2e0/0x2e0 [ 89.883179][ T8220] ? p9_fd_poll+0x19b/0x2a0 [ 89.887662][ T8220] ? p9_conn_create+0x3a5/0x4f0 [ 89.892489][ T8220] ? p9_conn_create+0x4f0/0x4f0 [ 89.897317][ T8220] p9_client_create+0x7fb/0x10f0 [ 89.902233][ T8220] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 89.908293][ T8220] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.913815][ T8220] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.919858][ T8220] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.925648][ T8220] ? lockdep_init_map_waits+0x270/0x870 [ 89.931173][ T8220] v9fs_session_init+0x1ed/0x14c0 [ 89.936175][ T8220] ? v9fs_session_init+0x1ed/0x14c0 [ 89.941447][ T8220] ? find_held_lock+0x36/0x1d0 [ 89.946366][ T8220] ? v9fs_show_options+0x6c0/0x6c0 [ 89.951622][ T8220] ? __kasan_check_read+0x11/0x20 [ 89.956713][ T8220] ? v9fs_mount+0x55/0x7f0 [ 89.961117][ T8220] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.966636][ T8220] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.972674][ T8220] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.978458][ T8220] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.983997][ T8220] ? apparmor_task_alloc+0x2f0/0x2f0 [ 89.989256][ T8220] v9fs_mount+0x72/0x7f0 [ 89.993477][ T8220] ? v9fs_write_inode+0x50/0x50 [ 89.998320][ T8220] legacy_get_tree+0x103/0x1f0 [ 90.003057][ T8220] vfs_get_tree+0x8b/0x2d0 [ 90.007446][ T8220] ? capable+0x14/0x20 [ 90.011490][ T8220] do_mount+0x1272/0x1c30 [ 90.015794][ T8220] ? lock_downgrade+0x960/0x960 [ 90.020620][ T8220] ? copy_mount_string+0x20/0x20 [ 90.025565][ T8220] ? __kasan_check_write+0x14/0x20 [ 90.030741][ T8220] ? _copy_from_user+0xc5/0x110 [ 90.035569][ T8220] __x64_sys_mount+0x169/0x1c0 [ 90.040310][ T8220] do_syscall_64+0xd0/0x630 [ 90.044790][ T8220] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 90.050655][ T8220] RIP: 0033:0x458da9 [ 90.054527][ T8220] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.074120][ T8220] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.082523][ T8220] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 90.090469][ T8220] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 90.098432][ T8220] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 90.106550][ T8220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 90.114515][ T8220] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 90.122489][ T8226] CPU: 0 PID: 8226 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 90.131107][ T8226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.141165][ T8226] Call Trace: [ 90.144451][ T8226] dump_stack+0x12d/0x187 [ 90.148796][ T8226] should_fail.cold.4+0x5/0x13 [ 90.153870][ T8226] ? fault_create_debugfs_attr+0x150/0x150 [ 90.159753][ T8226] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 90.166353][ T8226] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.171880][ T8226] __should_failslab+0xba/0xf0 [ 90.176634][ T8226] should_failslab+0x9/0x14 [ 90.181133][ T8226] kmem_cache_alloc+0x47/0x760 [ 90.185878][ T8226] ? __kasan_check_read+0x11/0x20 [ 90.190896][ T8226] ? mark_lock+0xbf/0x630 [ 90.195212][ T8226] ? legacy_get_tree+0x103/0x1f0 [ 90.200271][ T8226] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 90.206728][ T8226] idr_get_free+0x35d/0x880 [ 90.211331][ T8226] idr_alloc_u32+0x13a/0x330 [ 90.216065][ T8226] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 90.221609][ T8226] ? lock_acquire+0x209/0x9e0 [ 90.226290][ T8226] ? __kasan_check_write+0x14/0x20 [ 90.232290][ T8226] ? do_raw_spin_lock+0x132/0x2e0 [ 90.237307][ T8226] idr_alloc+0x7d/0xc0 [ 90.241384][ T8226] ? idr_alloc_u32+0x330/0x330 [ 90.246277][ T8226] p9_client_prepare_req.part.5+0x571/0x670 [ 90.252267][ T8226] p9_client_rpc+0x174/0xe50 [ 90.256937][ T8226] ? p9_client_prepare_req.part.5+0x670/0x670 [ 90.263363][ T8226] ? p9_pollwait+0x182/0x210 [ 90.267950][ T8226] ? pipe_poll+0xc8/0x6b0 [ 90.272268][ T8226] ? ksys_dup3+0x2e0/0x2e0 [ 90.277029][ T8226] ? p9_fd_poll+0x19b/0x2a0 [ 90.281595][ T8226] ? p9_conn_create+0x3a5/0x4f0 [ 90.286434][ T8226] ? p9_conn_create+0x4f0/0x4f0 [ 90.291349][ T8226] p9_client_create+0x7fb/0x10f0 [ 90.296410][ T8226] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 90.302492][ T8226] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.308040][ T8226] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.314269][ T8226] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.320063][ T8226] ? lockdep_init_map_waits+0x270/0x870 [ 90.325602][ T8226] v9fs_session_init+0x1ed/0x14c0 [ 90.330657][ T8226] ? v9fs_session_init+0x1ed/0x14c0 [ 90.335842][ T8226] ? find_held_lock+0x36/0x1d0 [ 90.340592][ T8226] ? v9fs_show_options+0x6c0/0x6c0 [ 90.345793][ T8226] ? __kasan_check_read+0x11/0x20 [ 90.350874][ T8226] ? v9fs_mount+0x55/0x7f0 [ 90.355385][ T8226] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.361018][ T8226] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.367216][ T8226] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.373017][ T8226] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.378581][ T8226] ? apparmor_task_alloc+0x2f0/0x2f0 [ 90.383860][ T8226] v9fs_mount+0x72/0x7f0 [ 90.388094][ T8226] ? v9fs_write_inode+0x50/0x50 [ 90.393112][ T8226] legacy_get_tree+0x103/0x1f0 [ 90.398252][ T8226] vfs_get_tree+0x8b/0x2d0 [ 90.403592][ T8226] ? capable+0x14/0x20 [ 90.407650][ T8226] do_mount+0x1272/0x1c30 [ 90.411957][ T8226] ? lock_downgrade+0x960/0x960 [ 90.416785][ T8226] ? copy_mount_string+0x20/0x20 [ 90.421730][ T8226] ? __kasan_check_write+0x14/0x20 [ 90.426834][ T8226] ? _copy_from_user+0xc5/0x110 [ 90.431827][ T8226] __x64_sys_mount+0x169/0x1c0 [ 90.436663][ T8226] do_syscall_64+0xd0/0x630 [ 90.441150][ T8226] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 90.447049][ T8226] RIP: 0033:0x458da9 [ 90.451127][ T8226] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.470838][ T8226] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.479328][ T8226] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 90.487287][ T8226] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 90.495679][ T8226] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 90.503822][ T8226] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 90.511866][ T8226] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 90.572180][ T8235] FAULT_INJECTION: forcing a failure. [ 90.572180][ T8235] name failslab, interval 1, probability 0, space 0, times 0 [ 90.575670][ T8236] FAULT_INJECTION: forcing a failure. [ 90.575670][ T8236] name failslab, interval 1, probability 0, space 0, times 0 [ 90.584901][ T8235] CPU: 0 PID: 8235 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 90.606298][ T8235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.616339][ T8235] Call Trace: [ 90.619716][ T8235] dump_stack+0x12d/0x187 [ 90.624024][ T8235] should_fail.cold.4+0x5/0x13 [ 90.628759][ T8235] ? stack_trace_save+0x82/0xb0 [ 90.633586][ T8235] ? fault_create_debugfs_attr+0x150/0x150 [ 90.639385][ T8235] __should_failslab+0xba/0xf0 [ 90.644122][ T8235] should_failslab+0x9/0x14 [ 90.648703][ T8235] kmem_cache_alloc+0x47/0x760 [ 90.653456][ T8235] ? __kasan_check_read+0x11/0x20 [ 90.658629][ T8235] ? mark_lock+0xbf/0x630 [ 90.663398][ T8235] ? legacy_get_tree+0x103/0x1f0 [ 90.668609][ T8235] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 90.675123][ T8235] idr_get_free+0x35d/0x880 [ 90.679630][ T8235] ? mark_held_locks+0x130/0x130 [ 90.684546][ T8235] idr_alloc_u32+0x13a/0x330 [ 90.689558][ T8235] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 90.695080][ T8235] ? lock_acquire+0x209/0x9e0 [ 90.699941][ T8235] ? __kasan_check_write+0x14/0x20 [ 90.705148][ T8235] ? do_raw_spin_lock+0x132/0x2e0 [ 90.710286][ T8235] idr_alloc+0x7d/0xc0 [ 90.714594][ T8235] ? idr_alloc_u32+0x330/0x330 [ 90.719812][ T8235] p9_client_prepare_req.part.5+0x571/0x670 [ 90.727216][ T8235] p9_client_rpc+0x174/0xe50 [ 90.732540][ T8235] ? p9_client_prepare_req.part.5+0x670/0x670 [ 90.739039][ T8235] ? p9_pollwait+0x182/0x210 [ 90.744324][ T8235] ? pipe_poll+0xc8/0x6b0 [ 90.748646][ T8235] ? ksys_dup3+0x2e0/0x2e0 [ 90.753939][ T8235] ? p9_fd_poll+0x19b/0x2a0 [ 90.760192][ T8235] ? p9_conn_create+0x3a5/0x4f0 [ 90.765433][ T8235] ? p9_conn_create+0x4f0/0x4f0 [ 90.770271][ T8235] p9_client_create+0x7fb/0x10f0 [ 90.775276][ T8235] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 90.781405][ T8235] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.786924][ T8235] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.792997][ T8235] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.798853][ T8235] ? lockdep_init_map_waits+0x270/0x870 [ 90.804578][ T8235] v9fs_session_init+0x1ed/0x14c0 [ 90.810105][ T8235] ? v9fs_session_init+0x1ed/0x14c0 [ 90.815416][ T8235] ? find_held_lock+0x36/0x1d0 [ 90.820204][ T8235] ? v9fs_show_options+0x6c0/0x6c0 [ 90.825411][ T8235] ? __kasan_check_read+0x11/0x20 [ 90.830445][ T8235] ? v9fs_mount+0x55/0x7f0 [ 90.834839][ T8235] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.841170][ T8235] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.847233][ T8235] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.853018][ T8235] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.858565][ T8235] ? apparmor_task_alloc+0x2f0/0x2f0 [ 90.863826][ T8235] v9fs_mount+0x72/0x7f0 [ 90.868067][ T8235] ? v9fs_write_inode+0x50/0x50 [ 90.873065][ T8235] legacy_get_tree+0x103/0x1f0 [ 90.877950][ T8235] vfs_get_tree+0x8b/0x2d0 [ 90.882730][ T8235] ? capable+0x14/0x20 [ 90.886786][ T8235] do_mount+0x1272/0x1c30 [ 90.891106][ T8235] ? lock_downgrade+0x960/0x960 [ 90.895935][ T8235] ? copy_mount_string+0x20/0x20 [ 90.901119][ T8235] ? __kasan_check_write+0x14/0x20 [ 90.906208][ T8235] ? _copy_from_user+0xc5/0x110 [ 90.911037][ T8235] __x64_sys_mount+0x169/0x1c0 [ 90.915797][ T8235] do_syscall_64+0xd0/0x630 [ 90.920279][ T8235] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 90.926142][ T8235] RIP: 0033:0x458da9 [ 90.930028][ T8235] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.951102][ T8235] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.959485][ T8235] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 90.967431][ T8235] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 90.975395][ T8235] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 90.983347][ T8235] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 90.991497][ T8235] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 90.999465][ T8236] CPU: 1 PID: 8236 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 91.008053][ T8236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.018108][ T8236] Call Trace: [ 91.021396][ T8236] dump_stack+0x12d/0x187 [ 91.025730][ T8236] should_fail.cold.4+0x5/0x13 [ 91.030507][ T8236] ? fault_create_debugfs_attr+0x150/0x150 [ 91.036313][ T8236] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 91.042905][ T8236] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.048460][ T8236] __should_failslab+0xba/0xf0 [ 91.053223][ T8236] should_failslab+0x9/0x14 [ 91.057729][ T8236] kmem_cache_alloc+0x47/0x760 [ 91.062492][ T8236] ? __kasan_check_read+0x11/0x20 [ 91.067515][ T8236] ? mark_lock+0xbf/0x630 [ 91.071852][ T8236] ? legacy_get_tree+0x103/0x1f0 [ 91.076789][ T8236] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 91.083291][ T8236] idr_get_free+0x35d/0x880 [ 91.087370][ T8237] FAULT_INJECTION: forcing a failure. [ 91.087370][ T8237] name failslab, interval 1, probability 0, space 0, times 0 [ 91.087796][ T8236] idr_alloc_u32+0x13a/0x330 [ 91.104933][ T8236] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 91.110468][ T8236] ? lock_acquire+0x209/0x9e0 [ 91.115127][ T8236] ? __kasan_check_write+0x14/0x20 [ 91.120229][ T8236] ? do_raw_spin_lock+0x132/0x2e0 [ 91.125227][ T8236] idr_alloc+0x7d/0xc0 [ 91.129272][ T8236] ? idr_alloc_u32+0x330/0x330 [ 91.134303][ T8236] p9_client_prepare_req.part.5+0x571/0x670 [ 91.140196][ T8236] p9_client_rpc+0x174/0xe50 [ 91.144784][ T8236] ? p9_client_prepare_req.part.5+0x670/0x670 [ 91.150823][ T8236] ? p9_pollwait+0x182/0x210 [ 91.155403][ T8236] ? pipe_poll+0xc8/0x6b0 [ 91.159705][ T8236] ? ksys_dup3+0x2e0/0x2e0 [ 91.164108][ T8236] ? p9_fd_poll+0x19b/0x2a0 [ 91.168688][ T8236] ? p9_conn_create+0x3a5/0x4f0 [ 91.173531][ T8236] ? p9_conn_create+0x4f0/0x4f0 [ 91.178376][ T8236] p9_client_create+0x7fb/0x10f0 [ 91.183814][ T8236] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 91.190924][ T8236] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.196447][ T8236] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.202508][ T8236] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.208294][ T8236] ? lockdep_init_map_waits+0x270/0x870 [ 91.213818][ T8236] v9fs_session_init+0x1ed/0x14c0 [ 91.218834][ T8236] ? v9fs_session_init+0x1ed/0x14c0 [ 91.224006][ T8236] ? find_held_lock+0x36/0x1d0 [ 91.228746][ T8236] ? v9fs_show_options+0x6c0/0x6c0 [ 91.233843][ T8236] ? __kasan_check_read+0x11/0x20 [ 91.238840][ T8236] ? v9fs_mount+0x55/0x7f0 [ 91.243227][ T8236] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.248758][ T8236] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.254797][ T8236] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.260608][ T8236] ? kmem_cache_alloc_trace+0x39e/0x780 [ 91.266133][ T8236] ? apparmor_task_alloc+0x2f0/0x2f0 [ 91.271480][ T8236] v9fs_mount+0x72/0x7f0 [ 91.275699][ T8236] ? v9fs_write_inode+0x50/0x50 [ 91.280525][ T8236] legacy_get_tree+0x103/0x1f0 [ 91.285269][ T8236] vfs_get_tree+0x8b/0x2d0 [ 91.289658][ T8236] ? capable+0x14/0x20 [ 91.293706][ T8236] do_mount+0x1272/0x1c30 [ 91.298093][ T8236] ? lock_downgrade+0x960/0x960 [ 91.302934][ T8236] ? copy_mount_string+0x20/0x20 [ 91.307850][ T8236] ? __kasan_check_write+0x14/0x20 [ 91.312950][ T8236] ? _copy_from_user+0xc5/0x110 [ 91.317788][ T8236] __x64_sys_mount+0x169/0x1c0 [ 91.322616][ T8236] do_syscall_64+0xd0/0x630 [ 91.327098][ T8236] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 91.332982][ T8236] RIP: 0033:0x458da9 [ 91.336857][ T8236] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.356534][ T8236] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.364929][ T8236] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 91.372872][ T8236] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 91.381221][ T8236] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 91.389181][ T8236] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 91.397130][ T8236] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 91.405096][ T8237] CPU: 0 PID: 8237 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 91.413807][ T8237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.424944][ T8237] Call Trace: [ 91.428231][ T8237] dump_stack+0x12d/0x187 [ 91.432562][ T8237] should_fail.cold.4+0x5/0x13 [ 91.436565][ T8249] FAULT_INJECTION: forcing a failure. [ 91.436565][ T8249] name failslab, interval 1, probability 0, space 0, times 0 [ 91.437405][ T8237] ? fault_create_debugfs_attr+0x150/0x150 [ 91.455839][ T8237] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 91.462402][ T8237] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.467924][ T8237] __should_failslab+0xba/0xf0 [ 91.472824][ T8237] should_failslab+0x9/0x14 [ 91.477319][ T8237] kmem_cache_alloc+0x47/0x760 [ 91.482168][ T8237] ? __kasan_check_read+0x11/0x20 [ 91.487170][ T8237] ? mark_lock+0xbf/0x630 [ 91.491473][ T8237] ? legacy_get_tree+0x103/0x1f0 [ 91.496402][ T8237] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 91.502790][ T8237] idr_get_free+0x35d/0x880 [ 91.507275][ T8237] idr_alloc_u32+0x13a/0x330 [ 91.511849][ T8237] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 91.517364][ T8237] ? lock_acquire+0x209/0x9e0 [ 91.522016][ T8237] ? __kasan_check_write+0x14/0x20 [ 91.527099][ T8237] ? do_raw_spin_lock+0x132/0x2e0 [ 91.532108][ T8237] idr_alloc+0x7d/0xc0 [ 91.536411][ T8237] ? idr_alloc_u32+0x330/0x330 [ 91.541149][ T8237] p9_client_prepare_req.part.5+0x571/0x670 [ 91.547188][ T8237] p9_client_rpc+0x174/0xe50 [ 91.551763][ T8237] ? p9_client_prepare_req.part.5+0x670/0x670 [ 91.557831][ T8237] ? p9_pollwait+0x182/0x210 [ 91.562414][ T8237] ? pipe_poll+0xc8/0x6b0 [ 91.566717][ T8237] ? ksys_dup3+0x2e0/0x2e0 [ 91.571112][ T8237] ? p9_fd_poll+0x19b/0x2a0 [ 91.575587][ T8237] ? p9_conn_create+0x3a5/0x4f0 [ 91.580500][ T8237] ? p9_conn_create+0x4f0/0x4f0 [ 91.585335][ T8237] p9_client_create+0x7fb/0x10f0 [ 91.590251][ T8237] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 91.596294][ T8237] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.601812][ T8237] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.607867][ T8237] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.613660][ T8237] ? lockdep_init_map_waits+0x270/0x870 [ 91.619193][ T8237] v9fs_session_init+0x1ed/0x14c0 [ 91.624211][ T8237] ? v9fs_session_init+0x1ed/0x14c0 [ 91.629728][ T8237] ? find_held_lock+0x36/0x1d0 [ 91.634467][ T8237] ? v9fs_show_options+0x6c0/0x6c0 [ 91.639552][ T8237] ? __kasan_check_read+0x11/0x20 [ 91.644550][ T8237] ? v9fs_mount+0x55/0x7f0 [ 91.648936][ T8237] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.654465][ T8237] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.660585][ T8237] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.666726][ T8237] ? kmem_cache_alloc_trace+0x39e/0x780 [ 91.672250][ T8237] ? apparmor_task_alloc+0x2f0/0x2f0 [ 91.677609][ T8237] v9fs_mount+0x72/0x7f0 [ 91.681828][ T8237] ? v9fs_write_inode+0x50/0x50 [ 91.686648][ T8237] legacy_get_tree+0x103/0x1f0 [ 91.693209][ T8237] vfs_get_tree+0x8b/0x2d0 [ 91.697599][ T8237] ? capable+0x14/0x20 [ 91.701793][ T8237] do_mount+0x1272/0x1c30 [ 91.706104][ T8237] ? lock_downgrade+0x960/0x960 [ 91.710936][ T8237] ? copy_mount_string+0x20/0x20 [ 91.715872][ T8237] ? __kasan_check_write+0x14/0x20 [ 91.720988][ T8237] ? _copy_from_user+0xc5/0x110 [ 91.725835][ T8237] __x64_sys_mount+0x169/0x1c0 [ 91.730646][ T8237] do_syscall_64+0xd0/0x630 [ 91.735139][ T8237] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 91.741092][ T8237] RIP: 0033:0x458da9 [ 91.744958][ T8237] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.764660][ T8237] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.773051][ T8237] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 91.781008][ T8237] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 91.788963][ T8237] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 91.796996][ T8237] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 91.804938][ T8237] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 91.812901][ T8249] CPU: 1 PID: 8249 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 91.821649][ T8249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.831794][ T8249] Call Trace: [ 91.835077][ T8249] dump_stack+0x12d/0x187 [ 91.839414][ T8249] should_fail.cold.4+0x5/0x13 [ 91.844181][ T8249] ? fault_create_debugfs_attr+0x150/0x150 [ 91.849983][ T8249] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 91.856598][ T8249] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.862142][ T8249] __should_failslab+0xba/0xf0 [ 91.867249][ T8249] should_failslab+0x9/0x14 [ 91.871746][ T8249] kmem_cache_alloc+0x47/0x760 [ 91.876504][ T8249] ? __kasan_check_read+0x11/0x20 [ 91.881521][ T8249] ? mark_lock+0xbf/0x630 [ 91.885831][ T8249] ? legacy_get_tree+0x103/0x1f0 [ 91.890762][ T8249] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 91.897178][ T8249] idr_get_free+0x35d/0x880 [ 91.901775][ T8249] idr_alloc_u32+0x13a/0x330 [ 91.906379][ T8249] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 91.910190][ T8254] FAULT_INJECTION: forcing a failure. [ 91.910190][ T8254] name failslab, interval 1, probability 0, space 0, times 0 [ 91.911947][ T8249] ? lock_acquire+0x209/0x9e0 [ 91.929261][ T8249] ? __kasan_check_write+0x14/0x20 [ 91.934352][ T8249] ? do_raw_spin_lock+0x132/0x2e0 [ 91.939445][ T8249] idr_alloc+0x7d/0xc0 [ 91.943496][ T8249] ? idr_alloc_u32+0x330/0x330 [ 91.948256][ T8249] p9_client_prepare_req.part.5+0x571/0x670 [ 91.954124][ T8249] p9_client_rpc+0x174/0xe50 [ 91.958689][ T8249] ? p9_client_prepare_req.part.5+0x670/0x670 [ 91.964738][ T8249] ? p9_pollwait+0x182/0x210 [ 91.969481][ T8249] ? pipe_poll+0xc8/0x6b0 [ 91.973789][ T8249] ? ksys_dup3+0x2e0/0x2e0 [ 91.978178][ T8249] ? p9_fd_poll+0x19b/0x2a0 [ 91.982654][ T8249] ? p9_conn_create+0x3a5/0x4f0 [ 91.987478][ T8249] ? p9_conn_create+0x4f0/0x4f0 [ 91.992394][ T8249] p9_client_create+0x7fb/0x10f0 [ 91.997506][ T8249] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 92.003571][ T8249] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.009107][ T8249] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.015251][ T8249] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.021047][ T8249] ? lockdep_init_map_waits+0x270/0x870 [ 92.026576][ T8249] v9fs_session_init+0x1ed/0x14c0 [ 92.032017][ T8249] ? v9fs_session_init+0x1ed/0x14c0 [ 92.037205][ T8249] ? find_held_lock+0x36/0x1d0 [ 92.041944][ T8249] ? v9fs_show_options+0x6c0/0x6c0 [ 92.047039][ T8249] ? __kasan_check_read+0x11/0x20 [ 92.052039][ T8249] ? v9fs_mount+0x55/0x7f0 [ 92.056450][ T8249] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.061980][ T8249] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.068022][ T8249] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.073804][ T8249] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.079332][ T8249] ? apparmor_task_alloc+0x2f0/0x2f0 [ 92.084599][ T8249] v9fs_mount+0x72/0x7f0 [ 92.088816][ T8249] ? v9fs_write_inode+0x50/0x50 [ 92.093637][ T8249] legacy_get_tree+0x103/0x1f0 [ 92.098376][ T8249] vfs_get_tree+0x8b/0x2d0 [ 92.102764][ T8249] ? capable+0x14/0x20 [ 92.106809][ T8249] do_mount+0x1272/0x1c30 [ 92.111108][ T8249] ? lock_downgrade+0x960/0x960 [ 92.115934][ T8249] ? copy_mount_string+0x20/0x20 [ 92.120849][ T8249] ? __kasan_check_write+0x14/0x20 [ 92.125930][ T8249] ? _copy_from_user+0xc5/0x110 [ 92.130754][ T8249] __x64_sys_mount+0x169/0x1c0 [ 92.135491][ T8249] do_syscall_64+0xd0/0x630 [ 92.139970][ T8249] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 92.145842][ T8249] RIP: 0033:0x458da9 [ 92.149708][ T8249] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.169283][ T8249] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.177697][ T8249] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 92.185693][ T8249] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 92.194681][ T8249] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 92.202629][ T8249] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 92.210618][ T8249] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 92.218762][ T8254] CPU: 0 PID: 8254 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 92.220630][ T27] audit: type=1804 audit(1590054978.862:20): pid=8254 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir950364134/syzkaller.okXjpR/17/file0" dev="sda1" ino=15888 res=1 [ 92.227333][ T8254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.227339][ T8254] Call Trace: [ 92.263806][ T8254] dump_stack+0x12d/0x187 [ 92.268137][ T8254] should_fail.cold.4+0x5/0x13 [ 92.273332][ T8254] ? fault_create_debugfs_attr+0x150/0x150 [ 92.279141][ T8254] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 92.285733][ T8254] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.291283][ T8254] __should_failslab+0xba/0xf0 [ 92.296045][ T8254] should_failslab+0x9/0x14 [ 92.300544][ T8254] kmem_cache_alloc+0x47/0x760 [ 92.305307][ T8254] ? __kasan_check_read+0x11/0x20 [ 92.310357][ T8254] ? mark_lock+0xbf/0x630 [ 92.314685][ T8254] ? legacy_get_tree+0x103/0x1f0 [ 92.319623][ T8254] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 92.326123][ T8254] idr_get_free+0x35d/0x880 [ 92.330641][ T8254] idr_alloc_u32+0x13a/0x330 [ 92.335243][ T8254] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 92.340790][ T8254] ? lock_acquire+0x209/0x9e0 [ 92.345478][ T8254] ? __kasan_check_write+0x14/0x20 [ 92.346984][ T8265] FAULT_INJECTION: forcing a failure. [ 92.346984][ T8265] name failslab, interval 1, probability 0, space 0, times 0 [ 92.350614][ T8254] ? do_raw_spin_lock+0x132/0x2e0 [ 92.368165][ T8254] idr_alloc+0x7d/0xc0 [ 92.372206][ T8254] ? idr_alloc_u32+0x330/0x330 [ 92.376947][ T8254] p9_client_prepare_req.part.5+0x571/0x670 [ 92.382814][ T8254] p9_client_rpc+0x174/0xe50 [ 92.387377][ T8254] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 92.393177][ T8254] ? __debug_object_init+0x4fc/0x10f0 [ 92.398523][ T8254] ? __kasan_check_read+0x11/0x20 [ 92.403536][ T8254] ? p9_client_prepare_req.part.5+0x670/0x670 [ 92.409590][ T8254] ? free_object+0x70/0x70 [ 92.414332][ T8254] ? ksys_dup3+0x2e0/0x2e0 [ 92.418733][ T8254] ? lockdep_init_map_waits+0x270/0x870 [ 92.424255][ T8254] ? __kasan_check_write+0x14/0x20 [ 92.429338][ T8254] ? p9_conn_create+0x3ce/0x4f0 [ 92.434179][ T8254] ? p9_conn_create+0x4f0/0x4f0 [ 92.439010][ T8254] p9_client_create+0x7fb/0x10f0 [ 92.443930][ T8254] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 92.449967][ T8254] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.455483][ T8254] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.462228][ T8254] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.468015][ T8254] ? lockdep_init_map_waits+0x270/0x870 [ 92.473578][ T8254] v9fs_session_init+0x1ed/0x14c0 [ 92.478578][ T8254] ? v9fs_session_init+0x1ed/0x14c0 [ 92.483761][ T8254] ? find_held_lock+0x36/0x1d0 [ 92.488503][ T8254] ? v9fs_show_options+0x6c0/0x6c0 [ 92.493598][ T8254] ? __kasan_check_read+0x11/0x20 [ 92.498597][ T8254] ? v9fs_mount+0x55/0x7f0 [ 92.502988][ T8254] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.508505][ T8254] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.515695][ T8254] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.521606][ T8254] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.527144][ T8254] ? apparmor_task_alloc+0x2f0/0x2f0 [ 92.532437][ T8254] v9fs_mount+0x72/0x7f0 [ 92.536664][ T8254] ? v9fs_write_inode+0x50/0x50 [ 92.541510][ T8254] legacy_get_tree+0x103/0x1f0 [ 92.546252][ T8254] vfs_get_tree+0x8b/0x2d0 [ 92.550665][ T8254] ? capable+0x14/0x20 [ 92.554708][ T8254] do_mount+0x1272/0x1c30 [ 92.559013][ T8254] ? lock_downgrade+0x960/0x960 [ 92.563865][ T8254] ? copy_mount_string+0x20/0x20 [ 92.568787][ T8254] ? __kasan_check_write+0x14/0x20 [ 92.574294][ T8254] ? _copy_from_user+0xc5/0x110 [ 92.579258][ T8254] __x64_sys_mount+0x169/0x1c0 [ 92.584022][ T8254] do_syscall_64+0xd0/0x630 [ 92.588510][ T8254] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 92.594388][ T8254] RIP: 0033:0x458da9 [ 92.598273][ T8254] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.617853][ T8254] RSP: 002b:00007f36a8727c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.626256][ T8254] RAX: ffffffffffffffda RBX: 00007f36a8727c90 RCX: 0000000000458da9 [ 92.634229][ T8254] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 92.642497][ T8254] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 92.650443][ T8254] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87286d4 [ 92.658409][ T8254] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 92.666466][ T8265] CPU: 1 PID: 8265 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 92.670659][ T8258] 9pnet: Insufficient options for proto=fd [ 92.675152][ T8265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.675156][ T8265] Call Trace: [ 92.675170][ T8265] dump_stack+0x12d/0x187 [ 92.675182][ T8265] should_fail.cold.4+0x5/0x13 [ 92.675189][ T8265] ? stack_trace_save+0x82/0xb0 [ 92.675197][ T8265] ? fault_create_debugfs_attr+0x150/0x150 [ 92.675212][ T8265] __should_failslab+0xba/0xf0 [ 92.675220][ T8265] should_failslab+0x9/0x14 [ 92.675231][ T8265] kmem_cache_alloc+0x47/0x760 [ 92.724779][ T8266] FAULT_INJECTION: forcing a failure. [ 92.724779][ T8266] name failslab, interval 1, probability 0, space 0, times 0 [ 92.728049][ T8265] ? __kasan_check_read+0x11/0x20 [ 92.746334][ T8265] ? mark_lock+0xbf/0x630 [ 92.750649][ T8265] ? legacy_get_tree+0x103/0x1f0 [ 92.755573][ T8265] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 92.761974][ T8265] idr_get_free+0x35d/0x880 [ 92.766473][ T8265] ? mark_held_locks+0x130/0x130 [ 92.771388][ T8265] idr_alloc_u32+0x13a/0x330 [ 92.775971][ T8265] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 92.781489][ T8265] ? lock_acquire+0x209/0x9e0 [ 92.786144][ T8265] ? __kasan_check_write+0x14/0x20 [ 92.791235][ T8265] ? do_raw_spin_lock+0x132/0x2e0 [ 92.796238][ T8265] idr_alloc+0x7d/0xc0 [ 92.800297][ T8265] ? idr_alloc_u32+0x330/0x330 [ 92.805039][ T8265] p9_client_prepare_req.part.5+0x571/0x670 [ 92.810917][ T8265] p9_client_rpc+0x174/0xe50 [ 92.815506][ T8265] ? p9_client_prepare_req.part.5+0x670/0x670 [ 92.821548][ T8265] ? p9_pollwait+0x182/0x210 [ 92.826113][ T8265] ? pipe_poll+0xc8/0x6b0 [ 92.830414][ T8265] ? ksys_dup3+0x2e0/0x2e0 [ 92.834805][ T8265] ? p9_fd_poll+0x19b/0x2a0 [ 92.839296][ T8265] ? p9_conn_create+0x3a5/0x4f0 [ 92.844135][ T8265] ? p9_conn_create+0x4f0/0x4f0 [ 92.848962][ T8265] p9_client_create+0x7fb/0x10f0 [ 92.853892][ T8265] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 92.859935][ T8265] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.865454][ T8265] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.871504][ T8265] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.877474][ T8265] ? lockdep_init_map_waits+0x270/0x870 [ 92.883016][ T8265] v9fs_session_init+0x1ed/0x14c0 [ 92.888021][ T8265] ? v9fs_session_init+0x1ed/0x14c0 [ 92.893196][ T8265] ? find_held_lock+0x36/0x1d0 [ 92.898026][ T8265] ? v9fs_show_options+0x6c0/0x6c0 [ 92.903133][ T8265] ? __kasan_check_read+0x11/0x20 [ 92.908221][ T8265] ? v9fs_mount+0x55/0x7f0 [ 92.912626][ T8265] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.918144][ T8265] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.924187][ T8265] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.930840][ T8265] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.936362][ T8265] ? apparmor_task_alloc+0x2f0/0x2f0 [ 92.941623][ T8265] v9fs_mount+0x72/0x7f0 [ 92.945866][ T8265] ? v9fs_write_inode+0x50/0x50 [ 92.950690][ T8265] legacy_get_tree+0x103/0x1f0 [ 92.955430][ T8265] vfs_get_tree+0x8b/0x2d0 [ 92.959830][ T8265] ? capable+0x14/0x20 [ 92.963975][ T8265] do_mount+0x1272/0x1c30 [ 92.968276][ T8265] ? lock_downgrade+0x960/0x960 [ 92.973194][ T8265] ? copy_mount_string+0x20/0x20 [ 92.978138][ T8265] ? __kasan_check_write+0x14/0x20 [ 92.983242][ T8265] ? _copy_from_user+0xc5/0x110 [ 92.988094][ T8265] __x64_sys_mount+0x169/0x1c0 [ 92.992843][ T8265] do_syscall_64+0xd0/0x630 [ 92.997341][ T8265] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 93.003205][ T8265] RIP: 0033:0x458da9 [ 93.007074][ T8265] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.026869][ T8265] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.035443][ T8265] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 93.043406][ T8265] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 93.051356][ T8265] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 93.059303][ T8265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 93.067277][ T8265] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 93.075244][ T8266] CPU: 0 PID: 8266 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 93.083840][ T8266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.093978][ T8266] Call Trace: [ 93.097268][ T8266] dump_stack+0x12d/0x187 [ 93.102303][ T8266] should_fail.cold.4+0x5/0x13 [ 93.107073][ T8266] ? fault_create_debugfs_attr+0x150/0x150 [ 93.112879][ T8266] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 93.119468][ T8266] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.125017][ T8266] __should_failslab+0xba/0xf0 [ 93.129786][ T8266] should_failslab+0x9/0x14 [ 93.134299][ T8266] kmem_cache_alloc+0x47/0x760 [ 93.139528][ T8266] ? __kasan_check_read+0x11/0x20 [ 93.144550][ T8266] ? mark_lock+0xbf/0x630 [ 93.148335][ T8273] FAULT_INJECTION: forcing a failure. [ 93.148335][ T8273] name failslab, interval 1, probability 0, space 0, times 0 [ 93.148872][ T8266] ? legacy_get_tree+0x103/0x1f0 [ 93.166581][ T8266] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 93.173060][ T8266] idr_get_free+0x35d/0x880 [ 93.177586][ T8266] idr_alloc_u32+0x13a/0x330 [ 93.182152][ T8266] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 93.187688][ T8266] ? lock_acquire+0x209/0x9e0 [ 93.192358][ T8266] ? __kasan_check_write+0x14/0x20 [ 93.197458][ T8266] ? do_raw_spin_lock+0x132/0x2e0 [ 93.202562][ T8266] idr_alloc+0x7d/0xc0 [ 93.206613][ T8266] ? idr_alloc_u32+0x330/0x330 [ 93.211469][ T8266] p9_client_prepare_req.part.5+0x571/0x670 [ 93.217440][ T8266] p9_client_rpc+0x174/0xe50 [ 93.222289][ T8266] ? p9_client_prepare_req.part.5+0x670/0x670 [ 93.228333][ T8266] ? p9_pollwait+0x182/0x210 [ 93.233437][ T8266] ? pipe_poll+0xc8/0x6b0 [ 93.237801][ T8266] ? ksys_dup3+0x2e0/0x2e0 [ 93.242279][ T8266] ? p9_fd_poll+0x19b/0x2a0 [ 93.246861][ T8266] ? p9_conn_create+0x3a5/0x4f0 [ 93.251694][ T8266] ? p9_conn_create+0x4f0/0x4f0 [ 93.256707][ T8266] p9_client_create+0x7fb/0x10f0 [ 93.262411][ T8266] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 93.268451][ T8266] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.273967][ T8266] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.280013][ T8266] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.285816][ T8266] ? lockdep_init_map_waits+0x270/0x870 [ 93.291340][ T8266] v9fs_session_init+0x1ed/0x14c0 [ 93.296335][ T8266] ? v9fs_session_init+0x1ed/0x14c0 [ 93.301518][ T8266] ? find_held_lock+0x36/0x1d0 [ 93.306272][ T8266] ? v9fs_show_options+0x6c0/0x6c0 [ 93.311372][ T8266] ? __kasan_check_read+0x11/0x20 [ 93.316575][ T8266] ? v9fs_mount+0x55/0x7f0 [ 93.320987][ T8266] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.326546][ T8266] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.332585][ T8266] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.338374][ T8266] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.343900][ T8266] ? apparmor_task_alloc+0x2f0/0x2f0 [ 93.349338][ T8266] v9fs_mount+0x72/0x7f0 [ 93.353555][ T8266] ? v9fs_write_inode+0x50/0x50 [ 93.358388][ T8266] legacy_get_tree+0x103/0x1f0 [ 93.363138][ T8266] vfs_get_tree+0x8b/0x2d0 [ 93.367537][ T8266] ? capable+0x14/0x20 [ 93.371582][ T8266] do_mount+0x1272/0x1c30 [ 93.377723][ T8266] ? lock_downgrade+0x960/0x960 [ 93.382572][ T8266] ? copy_mount_string+0x20/0x20 [ 93.387504][ T8266] ? __kasan_check_write+0x14/0x20 [ 93.392598][ T8266] ? _copy_from_user+0xc5/0x110 [ 93.397425][ T8266] __x64_sys_mount+0x169/0x1c0 [ 93.402167][ T8266] do_syscall_64+0xd0/0x630 [ 93.406657][ T8266] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 93.412610][ T8266] RIP: 0033:0x458da9 [ 93.416484][ T8266] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.436063][ T8266] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.444464][ T8266] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 93.452431][ T8266] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 93.460379][ T8266] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 93.470336][ T8266] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 93.478299][ T8266] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 93.486265][ T8273] CPU: 1 PID: 8273 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 93.494847][ T8273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.504899][ T8273] Call Trace: [ 93.508189][ T8273] dump_stack+0x12d/0x187 [ 93.512525][ T8273] should_fail.cold.4+0x5/0x13 [ 93.517630][ T8273] ? fault_create_debugfs_attr+0x150/0x150 [ 93.523635][ T8273] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 93.528259][ T8277] FAULT_INJECTION: forcing a failure. [ 93.528259][ T8277] name failslab, interval 1, probability 0, space 0, times 0 [ 93.530218][ T8273] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.549012][ T8273] __should_failslab+0xba/0xf0 [ 93.553786][ T8273] should_failslab+0x9/0x14 [ 93.558266][ T8273] kmem_cache_alloc+0x47/0x760 [ 93.563010][ T8273] ? __kasan_check_read+0x11/0x20 [ 93.568007][ T8273] ? mark_lock+0xbf/0x630 [ 93.572310][ T8273] ? legacy_get_tree+0x103/0x1f0 [ 93.577423][ T8273] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 93.583851][ T8273] idr_get_free+0x35d/0x880 [ 93.588347][ T8273] idr_alloc_u32+0x13a/0x330 [ 93.592931][ T8273] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 93.598464][ T8273] ? lock_acquire+0x209/0x9e0 [ 93.603263][ T8273] ? __kasan_check_write+0x14/0x20 [ 93.608372][ T8273] ? do_raw_spin_lock+0x132/0x2e0 [ 93.613391][ T8273] idr_alloc+0x7d/0xc0 [ 93.617441][ T8273] ? idr_alloc_u32+0x330/0x330 [ 93.622196][ T8273] p9_client_prepare_req.part.5+0x571/0x670 [ 93.628067][ T8273] p9_client_rpc+0x174/0xe50 [ 93.632720][ T8273] ? p9_client_prepare_req.part.5+0x670/0x670 [ 93.638760][ T8273] ? p9_pollwait+0x182/0x210 [ 93.643340][ T8273] ? pipe_poll+0xc8/0x6b0 [ 93.647642][ T8273] ? ksys_dup3+0x2e0/0x2e0 [ 93.652033][ T8273] ? p9_fd_poll+0x19b/0x2a0 [ 93.656514][ T8273] ? p9_conn_create+0x3a5/0x4f0 [ 93.661340][ T8273] ? p9_conn_create+0x4f0/0x4f0 [ 93.666194][ T8273] p9_client_create+0x7fb/0x10f0 [ 93.671111][ T8273] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 93.677163][ T8273] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.682684][ T8273] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.688743][ T8273] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.694542][ T8273] ? lockdep_init_map_waits+0x270/0x870 [ 93.700077][ T8273] v9fs_session_init+0x1ed/0x14c0 [ 93.705095][ T8273] ? v9fs_session_init+0x1ed/0x14c0 [ 93.710297][ T8273] ? find_held_lock+0x36/0x1d0 [ 93.715138][ T8273] ? v9fs_show_options+0x6c0/0x6c0 [ 93.720260][ T8273] ? __kasan_check_read+0x11/0x20 [ 93.725372][ T8273] ? v9fs_mount+0x55/0x7f0 [ 93.729775][ T8273] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.735317][ T8273] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.741357][ T8273] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.747154][ T8273] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.752684][ T8273] ? apparmor_task_alloc+0x2f0/0x2f0 [ 93.758033][ T8273] v9fs_mount+0x72/0x7f0 [ 93.762261][ T8273] ? v9fs_write_inode+0x50/0x50 [ 93.767173][ T8273] legacy_get_tree+0x103/0x1f0 [ 93.771917][ T8273] vfs_get_tree+0x8b/0x2d0 [ 93.776307][ T8273] ? capable+0x14/0x20 [ 93.780365][ T8273] do_mount+0x1272/0x1c30 [ 93.784685][ T8273] ? lock_downgrade+0x960/0x960 [ 93.789730][ T8273] ? copy_mount_string+0x20/0x20 [ 93.794835][ T8273] ? __kasan_check_write+0x14/0x20 [ 93.800011][ T8273] ? _copy_from_user+0xc5/0x110 [ 93.804851][ T8273] __x64_sys_mount+0x169/0x1c0 [ 93.809610][ T8273] do_syscall_64+0xd0/0x630 [ 93.814089][ T8273] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 93.820048][ T8273] RIP: 0033:0x458da9 [ 93.823922][ T8273] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.844715][ T8273] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.854243][ T8273] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 93.862299][ T8273] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 93.870337][ T8273] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 93.878280][ T8273] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 93.886328][ T8273] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 93.894733][ T8277] CPU: 0 PID: 8277 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 93.903349][ T8277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.913404][ T8277] Call Trace: [ 93.916697][ T8277] dump_stack+0x12d/0x187 [ 93.921034][ T8277] should_fail.cold.4+0x5/0x13 [ 93.925890][ T8277] ? fault_create_debugfs_attr+0x150/0x150 [ 93.931698][ T8277] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 93.938296][ T8277] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.944367][ T8277] __should_failslab+0xba/0xf0 [ 93.949129][ T8277] should_failslab+0x9/0x14 [ 93.953636][ T8277] kmem_cache_alloc+0x47/0x760 [ 93.958400][ T8277] ? __kasan_check_read+0x11/0x20 [ 93.963422][ T8277] ? mark_lock+0xbf/0x630 [ 93.967749][ T8277] ? legacy_get_tree+0x103/0x1f0 [ 93.972730][ T8277] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 93.979150][ T8277] idr_get_free+0x35d/0x880 [ 93.983673][ T8277] idr_alloc_u32+0x13a/0x330 [ 93.988275][ T8277] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 93.993829][ T8277] ? lock_acquire+0x209/0x9e0 [ 93.998510][ T8277] ? __kasan_check_write+0x14/0x20 [ 94.003710][ T8277] ? do_raw_spin_lock+0x132/0x2e0 [ 94.008736][ T8277] idr_alloc+0x7d/0xc0 [ 94.012802][ T8277] ? idr_alloc_u32+0x330/0x330 [ 94.017741][ T8277] p9_client_prepare_req.part.5+0x571/0x670 [ 94.023637][ T8277] p9_client_rpc+0x174/0xe50 [ 94.028232][ T8277] ? p9_client_prepare_req.part.5+0x670/0x670 [ 94.035004][ T8277] ? p9_pollwait+0x182/0x210 [ 94.039770][ T8277] ? pipe_poll+0xc8/0x6b0 [ 94.044104][ T8277] ? ksys_dup3+0x2e0/0x2e0 [ 94.048521][ T8277] ? p9_fd_poll+0x19b/0x2a0 [ 94.053021][ T8277] ? p9_conn_create+0x3a5/0x4f0 [ 94.057876][ T8277] ? p9_conn_create+0x4f0/0x4f0 [ 94.062716][ T8277] p9_client_create+0x7fb/0x10f0 [ 94.067655][ T8277] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 94.073723][ T8277] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.080139][ T8277] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.086201][ T8277] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.092010][ T8277] ? lockdep_init_map_waits+0x270/0x870 [ 94.097576][ T8277] v9fs_session_init+0x1ed/0x14c0 [ 94.102598][ T8277] ? v9fs_session_init+0x1ed/0x14c0 [ 94.105063][ T8293] FAULT_INJECTION: forcing a failure. [ 94.105063][ T8293] name failslab, interval 1, probability 0, space 0, times 0 [ 94.107791][ T8277] ? find_held_lock+0x36/0x1d0 [ 94.128119][ T8277] ? v9fs_show_options+0x6c0/0x6c0 [ 94.133201][ T8277] ? __kasan_check_read+0x11/0x20 [ 94.138207][ T8277] ? v9fs_mount+0x55/0x7f0 [ 94.142608][ T8277] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.148295][ T8277] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.154337][ T8277] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.160207][ T8277] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.165736][ T8277] ? apparmor_task_alloc+0x2f0/0x2f0 [ 94.171008][ T8277] v9fs_mount+0x72/0x7f0 [ 94.175227][ T8277] ? v9fs_write_inode+0x50/0x50 [ 94.180060][ T8277] legacy_get_tree+0x103/0x1f0 [ 94.184816][ T8277] vfs_get_tree+0x8b/0x2d0 [ 94.189298][ T8277] ? capable+0x14/0x20 [ 94.193340][ T8277] do_mount+0x1272/0x1c30 [ 94.197745][ T8277] ? lock_downgrade+0x960/0x960 [ 94.202832][ T8277] ? copy_mount_string+0x20/0x20 [ 94.207747][ T8277] ? __kasan_check_write+0x14/0x20 [ 94.213216][ T8277] ? _copy_from_user+0xc5/0x110 [ 94.218052][ T8277] __x64_sys_mount+0x169/0x1c0 [ 94.222791][ T8277] do_syscall_64+0xd0/0x630 [ 94.227270][ T8277] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 94.233157][ T8277] RIP: 0033:0x458da9 [ 94.237122][ T8277] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.256697][ T8277] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.265078][ T8277] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 94.273041][ T8277] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 2020/05/21 09:56:21 executed programs: 123 [ 94.280983][ T8277] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 94.293961][ T8277] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 94.302014][ T8277] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 94.309991][ T8293] CPU: 1 PID: 8293 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 94.318743][ T8293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.329400][ T8293] Call Trace: [ 94.332686][ T8293] dump_stack+0x12d/0x187 [ 94.337036][ T8297] FAULT_INJECTION: forcing a failure. [ 94.337036][ T8297] name failslab, interval 1, probability 0, space 0, times 0 [ 94.337376][ T8293] should_fail.cold.4+0x5/0x13 [ 94.355116][ T8293] ? stack_trace_save+0x82/0xb0 [ 94.359948][ T8293] ? fault_create_debugfs_attr+0x150/0x150 [ 94.365735][ T8293] __should_failslab+0xba/0xf0 [ 94.370480][ T8293] should_failslab+0x9/0x14 [ 94.374957][ T8293] kmem_cache_alloc+0x47/0x760 [ 94.379705][ T8293] ? __kasan_check_read+0x11/0x20 [ 94.384701][ T8293] ? mark_lock+0xbf/0x630 [ 94.389002][ T8293] ? legacy_get_tree+0x103/0x1f0 [ 94.393912][ T8293] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 94.400300][ T8293] idr_get_free+0x35d/0x880 [ 94.404780][ T8293] ? mark_held_locks+0x130/0x130 [ 94.409690][ T8293] idr_alloc_u32+0x13a/0x330 [ 94.414256][ T8293] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 94.419769][ T8293] ? lock_acquire+0x209/0x9e0 [ 94.424425][ T8293] ? __kasan_check_write+0x14/0x20 [ 94.429683][ T8293] ? do_raw_spin_lock+0x132/0x2e0 [ 94.434679][ T8293] idr_alloc+0x7d/0xc0 [ 94.438727][ T8293] ? idr_alloc_u32+0x330/0x330 [ 94.443640][ T8293] p9_client_prepare_req.part.5+0x571/0x670 [ 94.449508][ T8293] p9_client_rpc+0x174/0xe50 [ 94.454167][ T8293] ? p9_client_prepare_req.part.5+0x670/0x670 [ 94.460292][ T8293] ? p9_pollwait+0x182/0x210 [ 94.464860][ T8293] ? pipe_poll+0xc8/0x6b0 [ 94.469167][ T8293] ? ksys_dup3+0x2e0/0x2e0 [ 94.473555][ T8293] ? p9_fd_poll+0x19b/0x2a0 [ 94.478049][ T8293] ? p9_conn_create+0x3a5/0x4f0 [ 94.482875][ T8293] ? p9_conn_create+0x4f0/0x4f0 [ 94.487715][ T8293] p9_client_create+0x7fb/0x10f0 [ 94.492632][ T8293] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 94.498670][ T8293] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.504193][ T8293] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.510229][ T8293] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.516258][ T8293] ? lockdep_init_map_waits+0x270/0x870 [ 94.521910][ T8293] v9fs_session_init+0x1ed/0x14c0 [ 94.526916][ T8293] ? v9fs_session_init+0x1ed/0x14c0 [ 94.532206][ T8293] ? find_held_lock+0x36/0x1d0 [ 94.537060][ T8293] ? v9fs_show_options+0x6c0/0x6c0 [ 94.542179][ T8293] ? __kasan_check_read+0x11/0x20 [ 94.547195][ T8293] ? v9fs_mount+0x55/0x7f0 [ 94.551587][ T8293] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.557114][ T8293] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.563152][ T8293] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.568940][ T8293] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.574723][ T8293] ? apparmor_task_alloc+0x2f0/0x2f0 [ 94.580013][ T8293] v9fs_mount+0x72/0x7f0 [ 94.584260][ T8293] ? v9fs_write_inode+0x50/0x50 [ 94.589092][ T8293] legacy_get_tree+0x103/0x1f0 [ 94.593842][ T8293] vfs_get_tree+0x8b/0x2d0 [ 94.598237][ T8293] ? capable+0x14/0x20 [ 94.602279][ T8293] do_mount+0x1272/0x1c30 [ 94.606580][ T8293] ? lock_downgrade+0x960/0x960 [ 94.611501][ T8293] ? copy_mount_string+0x20/0x20 [ 94.616415][ T8293] ? __kasan_check_write+0x14/0x20 [ 94.621511][ T8293] ? _copy_from_user+0xc5/0x110 [ 94.626355][ T8293] __x64_sys_mount+0x169/0x1c0 [ 94.631105][ T8293] do_syscall_64+0xd0/0x630 [ 94.635597][ T8293] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 94.641464][ T8293] RIP: 0033:0x458da9 [ 94.645340][ T8293] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.665628][ T8293] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.674031][ T8293] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 94.681982][ T8293] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 94.690013][ T8293] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 94.698479][ T8293] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 94.706428][ T8293] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 94.715444][ T8297] CPU: 0 PID: 8297 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 94.724035][ T8297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.734785][ T8297] Call Trace: [ 94.738083][ T8297] dump_stack+0x12d/0x187 [ 94.742429][ T8297] should_fail.cold.4+0x5/0x13 [ 94.747458][ T8297] ? fault_create_debugfs_attr+0x150/0x150 [ 94.753275][ T8297] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 94.759873][ T8297] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.765424][ T8297] __should_failslab+0xba/0xf0 [ 94.770197][ T8297] should_failslab+0x9/0x14 [ 94.774708][ T8297] kmem_cache_alloc+0x47/0x760 [ 94.779474][ T8297] ? __kasan_check_read+0x11/0x20 [ 94.782035][ T8296] FAULT_INJECTION: forcing a failure. [ 94.782035][ T8296] name failslab, interval 1, probability 0, space 0, times 0 [ 94.784529][ T8297] ? mark_lock+0xbf/0x630 [ 94.802731][ T8297] ? legacy_get_tree+0x103/0x1f0 [ 94.807826][ T8297] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 94.814241][ T8297] idr_get_free+0x35d/0x880 [ 94.818813][ T8297] idr_alloc_u32+0x13a/0x330 [ 94.823467][ T8297] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 94.829605][ T8297] ? lock_acquire+0x209/0x9e0 [ 94.834259][ T8297] ? __kasan_check_write+0x14/0x20 [ 94.839342][ T8297] ? do_raw_spin_lock+0x132/0x2e0 [ 94.844356][ T8297] idr_alloc+0x7d/0xc0 [ 94.848414][ T8297] ? idr_alloc_u32+0x330/0x330 [ 94.853243][ T8297] p9_client_prepare_req.part.5+0x571/0x670 [ 94.859112][ T8297] p9_client_rpc+0x174/0xe50 [ 94.863677][ T8297] ? p9_client_prepare_req.part.5+0x670/0x670 [ 94.869910][ T8297] ? p9_pollwait+0x182/0x210 [ 94.874477][ T8297] ? pipe_poll+0xc8/0x6b0 [ 94.878785][ T8297] ? ksys_dup3+0x2e0/0x2e0 [ 94.883189][ T8297] ? p9_fd_poll+0x19b/0x2a0 [ 94.887685][ T8297] ? p9_conn_create+0x3a5/0x4f0 [ 94.892511][ T8297] ? p9_conn_create+0x4f0/0x4f0 [ 94.897353][ T8297] p9_client_create+0x7fb/0x10f0 [ 94.902282][ T8297] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 94.908320][ T8297] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.913839][ T8297] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.919883][ T8297] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.925669][ T8297] ? lockdep_init_map_waits+0x270/0x870 [ 94.931202][ T8297] v9fs_session_init+0x1ed/0x14c0 [ 94.936204][ T8297] ? v9fs_session_init+0x1ed/0x14c0 [ 94.941384][ T8297] ? find_held_lock+0x36/0x1d0 [ 94.946128][ T8297] ? v9fs_show_options+0x6c0/0x6c0 [ 94.951213][ T8297] ? __kasan_check_read+0x11/0x20 [ 94.956214][ T8297] ? v9fs_mount+0x55/0x7f0 [ 94.960606][ T8297] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.966182][ T8297] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.972234][ T8297] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.978017][ T8297] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.983551][ T8297] ? apparmor_task_alloc+0x2f0/0x2f0 [ 94.988811][ T8297] v9fs_mount+0x72/0x7f0 [ 94.993030][ T8297] ? v9fs_write_inode+0x50/0x50 [ 94.997855][ T8297] legacy_get_tree+0x103/0x1f0 [ 95.002605][ T8297] vfs_get_tree+0x8b/0x2d0 [ 95.006995][ T8297] ? capable+0x14/0x20 [ 95.011041][ T8297] do_mount+0x1272/0x1c30 [ 95.015344][ T8297] ? lock_downgrade+0x960/0x960 [ 95.020169][ T8297] ? copy_mount_string+0x20/0x20 [ 95.025272][ T8297] ? __kasan_check_write+0x14/0x20 [ 95.030357][ T8297] ? _copy_from_user+0xc5/0x110 [ 95.035190][ T8297] __x64_sys_mount+0x169/0x1c0 [ 95.039929][ T8297] do_syscall_64+0xd0/0x630 [ 95.044425][ T8297] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 95.050289][ T8297] RIP: 0033:0x458da9 [ 95.054159][ T8297] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.073745][ T8297] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.082128][ T8297] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 95.090088][ T8297] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 95.098033][ T8297] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 95.105977][ T8297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 95.113922][ T8297] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 95.122587][ T8296] CPU: 1 PID: 8296 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 95.131170][ T8296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.141225][ T8296] Call Trace: [ 95.144504][ T8296] dump_stack+0x12d/0x187 [ 95.148824][ T8296] should_fail.cold.4+0x5/0x13 [ 95.152827][ T8298] FAULT_INJECTION: forcing a failure. [ 95.152827][ T8298] name failslab, interval 1, probability 0, space 0, times 0 [ 95.153576][ T8296] ? fault_create_debugfs_attr+0x150/0x150 [ 95.171908][ T8296] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 95.178663][ T8296] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.184216][ T8296] __should_failslab+0xba/0xf0 [ 95.189188][ T8296] should_failslab+0x9/0x14 [ 95.193663][ T8296] kmem_cache_alloc+0x47/0x760 [ 95.198405][ T8296] ? __kasan_check_read+0x11/0x20 [ 95.203410][ T8296] ? mark_lock+0xbf/0x630 [ 95.207727][ T8296] ? legacy_get_tree+0x103/0x1f0 [ 95.212642][ T8296] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 95.219070][ T8296] idr_get_free+0x35d/0x880 [ 95.223589][ T8296] idr_alloc_u32+0x13a/0x330 [ 95.228187][ T8296] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 95.233728][ T8296] ? lock_acquire+0x209/0x9e0 [ 95.238397][ T8296] ? __kasan_check_write+0x14/0x20 [ 95.244444][ T8296] ? do_raw_spin_lock+0x132/0x2e0 [ 95.249445][ T8296] idr_alloc+0x7d/0xc0 [ 95.253487][ T8296] ? idr_alloc_u32+0x330/0x330 [ 95.258231][ T8296] p9_client_prepare_req.part.5+0x571/0x670 [ 95.264125][ T8296] p9_client_rpc+0x174/0xe50 [ 95.268706][ T8296] ? p9_client_prepare_req.part.5+0x670/0x670 [ 95.274746][ T8296] ? p9_pollwait+0x182/0x210 [ 95.279315][ T8296] ? pipe_poll+0xc8/0x6b0 [ 95.283632][ T8296] ? ksys_dup3+0x2e0/0x2e0 [ 95.288023][ T8296] ? p9_fd_poll+0x19b/0x2a0 [ 95.292499][ T8296] ? p9_conn_create+0x3a5/0x4f0 [ 95.297329][ T8296] ? p9_conn_create+0x4f0/0x4f0 [ 95.302158][ T8296] p9_client_create+0x7fb/0x10f0 [ 95.307101][ T8296] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 95.313141][ T8296] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.318673][ T8296] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.324714][ T8296] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.330499][ T8296] ? lockdep_init_map_waits+0x270/0x870 [ 95.336025][ T8296] v9fs_session_init+0x1ed/0x14c0 [ 95.341021][ T8296] ? v9fs_session_init+0x1ed/0x14c0 [ 95.346195][ T8296] ? find_held_lock+0x36/0x1d0 [ 95.350937][ T8296] ? v9fs_show_options+0x6c0/0x6c0 [ 95.356021][ T8296] ? __kasan_check_read+0x11/0x20 [ 95.361023][ T8296] ? v9fs_mount+0x55/0x7f0 [ 95.365416][ T8296] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.370946][ T8296] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.376992][ T8296] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.382776][ T8296] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.388296][ T8296] ? apparmor_task_alloc+0x2f0/0x2f0 [ 95.393571][ T8296] v9fs_mount+0x72/0x7f0 [ 95.397790][ T8296] ? v9fs_write_inode+0x50/0x50 [ 95.402615][ T8296] legacy_get_tree+0x103/0x1f0 [ 95.407369][ T8296] vfs_get_tree+0x8b/0x2d0 [ 95.411770][ T8296] ? capable+0x14/0x20 [ 95.415813][ T8296] do_mount+0x1272/0x1c30 [ 95.420118][ T8296] ? lock_downgrade+0x960/0x960 [ 95.424943][ T8296] ? copy_mount_string+0x20/0x20 [ 95.429861][ T8296] ? __kasan_check_write+0x14/0x20 [ 95.434968][ T8296] ? _copy_from_user+0xc5/0x110 [ 95.439795][ T8296] __x64_sys_mount+0x169/0x1c0 [ 95.444536][ T8296] do_syscall_64+0xd0/0x630 [ 95.449031][ T8296] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 95.454913][ T8296] RIP: 0033:0x458da9 [ 95.458784][ T8296] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.478986][ T8296] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.487371][ T8296] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 95.495340][ T8296] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 95.503287][ T8296] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 95.511240][ T8296] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 95.519187][ T8296] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 95.527167][ T8298] CPU: 0 PID: 8298 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 95.535751][ T8298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.545800][ T8298] Call Trace: [ 95.549090][ T8298] dump_stack+0x12d/0x187 [ 95.553423][ T8298] should_fail.cold.4+0x5/0x13 [ 95.558187][ T8298] ? fault_create_debugfs_attr+0x150/0x150 [ 95.563994][ T8298] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 95.570680][ T8298] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.574544][ T8295] FAULT_INJECTION: forcing a failure. [ 95.574544][ T8295] name failslab, interval 1, probability 0, space 0, times 0 [ 95.576222][ T8298] __should_failslab+0xba/0xf0 [ 95.593748][ T8298] should_failslab+0x9/0x14 [ 95.598229][ T8298] kmem_cache_alloc+0x47/0x760 [ 95.603143][ T8298] ? __kasan_check_read+0x11/0x20 [ 95.608143][ T8298] ? mark_lock+0xbf/0x630 [ 95.612456][ T8298] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 95.618844][ T8298] idr_get_free+0x35d/0x880 [ 95.623332][ T8298] idr_alloc_u32+0x13a/0x330 [ 95.627924][ T8298] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 95.633563][ T8298] ? lock_acquire+0x209/0x9e0 [ 95.638238][ T8298] ? __kasan_check_write+0x14/0x20 [ 95.643326][ T8298] ? do_raw_spin_lock+0x132/0x2e0 [ 95.648327][ T8298] idr_alloc+0x7d/0xc0 [ 95.652369][ T8298] ? idr_alloc_u32+0x330/0x330 [ 95.657113][ T8298] p9_client_prepare_req.part.5+0x571/0x670 [ 95.662990][ T8298] p9_client_rpc+0x174/0xe50 [ 95.667556][ T8298] ? p9_client_prepare_req.part.5+0x670/0x670 [ 95.673602][ T8298] ? p9_pollwait+0x182/0x210 [ 95.678168][ T8298] ? pipe_poll+0xc8/0x6b0 [ 95.682468][ T8298] ? ksys_dup3+0x2e0/0x2e0 [ 95.686857][ T8298] ? p9_fd_poll+0x19b/0x2a0 [ 95.691345][ T8298] ? p9_conn_create+0x3a5/0x4f0 [ 95.696173][ T8298] ? p9_conn_create+0x4f0/0x4f0 [ 95.701086][ T8298] p9_client_create+0x7fb/0x10f0 [ 95.706001][ T8298] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 95.712045][ T8298] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.717567][ T8298] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.723722][ T8298] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.729502][ T8298] ? lockdep_init_map_waits+0x270/0x870 [ 95.735025][ T8298] v9fs_session_init+0x1ed/0x14c0 [ 95.740030][ T8298] ? v9fs_session_init+0x1ed/0x14c0 [ 95.745345][ T8298] ? find_held_lock+0x36/0x1d0 [ 95.751224][ T8298] ? v9fs_show_options+0x6c0/0x6c0 [ 95.756312][ T8298] ? __kasan_check_read+0x11/0x20 [ 95.761312][ T8298] ? v9fs_mount+0x55/0x7f0 [ 95.765703][ T8298] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.771317][ T8298] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.777365][ T8298] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.783151][ T8298] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.788677][ T8298] ? apparmor_task_alloc+0x2f0/0x2f0 [ 95.794020][ T8298] v9fs_mount+0x72/0x7f0 [ 95.798247][ T8298] ? v9fs_write_inode+0x50/0x50 [ 95.803072][ T8298] legacy_get_tree+0x103/0x1f0 [ 95.807820][ T8298] vfs_get_tree+0x8b/0x2d0 [ 95.812468][ T8298] ? capable+0x14/0x20 [ 95.816510][ T8298] do_mount+0x1272/0x1c30 [ 95.820809][ T8298] ? lock_downgrade+0x960/0x960 [ 95.826073][ T8298] ? copy_mount_string+0x20/0x20 [ 95.831000][ T8298] ? __kasan_check_write+0x14/0x20 [ 95.836089][ T8298] ? _copy_from_user+0xc5/0x110 [ 95.840925][ T8298] __x64_sys_mount+0x169/0x1c0 [ 95.845762][ T8298] do_syscall_64+0xd0/0x630 [ 95.850240][ T8298] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 95.856378][ T8298] RIP: 0033:0x458da9 [ 95.860258][ T8298] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.879832][ T8298] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.888213][ T8298] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 95.896242][ T8298] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 95.904211][ T8298] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 95.912164][ T8298] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 95.920119][ T8298] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 95.928093][ T8295] CPU: 1 PID: 8295 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 95.936686][ T8295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.946738][ T8295] Call Trace: [ 95.950018][ T8295] dump_stack+0x12d/0x187 [ 95.954530][ T8295] should_fail.cold.4+0x5/0x13 [ 95.959279][ T8295] ? fault_create_debugfs_attr+0x150/0x150 [ 95.965095][ T8295] ? save_stack+0x3f/0x50 [ 95.969418][ T8295] ? save_stack+0x21/0x50 [ 95.973734][ T8295] __should_failslab+0xba/0xf0 [ 95.978486][ T8295] should_failslab+0x9/0x14 [ 95.982977][ T8295] kmem_cache_alloc+0x47/0x760 [ 95.987812][ T8295] ? __kasan_check_read+0x11/0x20 [ 95.992825][ T8295] ? mark_lock+0xbf/0x630 [ 95.997136][ T8295] ? legacy_get_tree+0x103/0x1f0 [ 96.002089][ T8295] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 96.008489][ T8295] idr_get_free+0x35d/0x880 [ 96.012979][ T8295] ? mark_held_locks+0x130/0x130 [ 96.017899][ T8295] idr_alloc_u32+0x13a/0x330 [ 96.022471][ T8295] ? __radix_tree_preload+0xc1/0x230 [ 96.027747][ T8295] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 96.033815][ T8295] ? lock_acquire+0x209/0x9e0 [ 96.038595][ T8295] ? __kasan_check_write+0x14/0x20 [ 96.043957][ T8295] ? do_raw_spin_lock+0x132/0x2e0 [ 96.048967][ T8295] idr_alloc+0x7d/0xc0 [ 96.053022][ T8295] ? idr_alloc_u32+0x330/0x330 [ 96.058038][ T8295] p9_client_prepare_req.part.5+0x571/0x670 [ 96.063926][ T8295] p9_client_rpc+0x174/0xe50 [ 96.068509][ T8295] ? p9_client_prepare_req.part.5+0x670/0x670 [ 96.074562][ T8295] ? p9_pollwait+0x182/0x210 [ 96.079842][ T8295] ? pipe_poll+0xc8/0x6b0 [ 96.084245][ T8295] ? ksys_dup3+0x2e0/0x2e0 [ 96.088647][ T8295] ? p9_fd_poll+0x19b/0x2a0 [ 96.093241][ T8295] ? p9_conn_create+0x3a5/0x4f0 [ 96.098190][ T8295] ? p9_conn_create+0x4f0/0x4f0 [ 96.103032][ T8295] p9_client_create+0x7fb/0x10f0 [ 96.107964][ T8295] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 96.114455][ T8295] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.119980][ T8295] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.126116][ T8295] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.132616][ T8295] ? lockdep_init_map_waits+0x270/0x870 [ 96.138154][ T8295] v9fs_session_init+0x1ed/0x14c0 [ 96.143158][ T8295] ? v9fs_session_init+0x1ed/0x14c0 [ 96.148359][ T8295] ? find_held_lock+0x36/0x1d0 [ 96.153215][ T8295] ? v9fs_show_options+0x6c0/0x6c0 [ 96.158317][ T8295] ? __kasan_check_read+0x11/0x20 [ 96.163501][ T8295] ? v9fs_mount+0x55/0x7f0 [ 96.167925][ T8295] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.173453][ T8295] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.179498][ T8295] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.185292][ T8295] ? kmem_cache_alloc_trace+0x39e/0x780 [ 96.190851][ T8295] ? apparmor_task_alloc+0x2f0/0x2f0 [ 96.196647][ T8295] v9fs_mount+0x72/0x7f0 [ 96.200967][ T8295] ? v9fs_write_inode+0x50/0x50 [ 96.205818][ T8295] legacy_get_tree+0x103/0x1f0 [ 96.210566][ T8295] vfs_get_tree+0x8b/0x2d0 [ 96.215060][ T8295] ? capable+0x14/0x20 [ 96.219288][ T8295] do_mount+0x1272/0x1c30 [ 96.225595][ T8295] ? lock_downgrade+0x960/0x960 [ 96.230444][ T8295] ? copy_mount_string+0x20/0x20 [ 96.235813][ T8295] ? __kasan_check_write+0x14/0x20 [ 96.240908][ T8295] ? _copy_from_user+0xc5/0x110 [ 96.245747][ T8295] __x64_sys_mount+0x169/0x1c0 [ 96.250497][ T8295] do_syscall_64+0xd0/0x630 [ 96.254986][ T8295] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 96.260878][ T8295] RIP: 0033:0x458da9 [ 96.264754][ T8295] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.284351][ T8295] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.292838][ T8295] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 96.300793][ T8295] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 96.308745][ T8295] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 96.316697][ T8295] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 96.324657][ T8295] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 96.397410][ T8315] FAULT_INJECTION: forcing a failure. [ 96.397410][ T8315] name failslab, interval 1, probability 0, space 0, times 0 [ 96.415783][ T8315] CPU: 1 PID: 8315 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 96.424619][ T8315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.434669][ T8315] Call Trace: [ 96.437962][ T8315] dump_stack+0x12d/0x187 [ 96.443248][ T8315] should_fail.cold.4+0x5/0x13 [ 96.448017][ T8315] ? fault_create_debugfs_attr+0x150/0x150 [ 96.453820][ T8315] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 96.459271][ T8322] FAULT_INJECTION: forcing a failure. [ 96.459271][ T8322] name failslab, interval 1, probability 0, space 0, times 0 [ 96.460398][ T8315] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.478490][ T8315] __should_failslab+0xba/0xf0 [ 96.483240][ T8315] should_failslab+0x9/0x14 [ 96.487714][ T8315] kmem_cache_alloc+0x47/0x760 [ 96.492546][ T8315] ? __kasan_check_read+0x11/0x20 [ 96.497559][ T8315] ? mark_lock+0xbf/0x630 [ 96.501861][ T8315] ? legacy_get_tree+0x103/0x1f0 [ 96.506773][ T8315] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 96.513161][ T8315] idr_get_free+0x35d/0x880 [ 96.517650][ T8315] idr_alloc_u32+0x13a/0x330 [ 96.522222][ T8315] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 96.527740][ T8315] ? lock_acquire+0x209/0x9e0 [ 96.532390][ T8315] ? __kasan_check_write+0x14/0x20 [ 96.537483][ T8315] ? do_raw_spin_lock+0x132/0x2e0 [ 96.543400][ T8315] idr_alloc+0x7d/0xc0 [ 96.547458][ T8315] ? idr_alloc_u32+0x330/0x330 [ 96.552215][ T8315] p9_client_prepare_req.part.5+0x571/0x670 [ 96.558454][ T8315] p9_client_rpc+0x174/0xe50 [ 96.563029][ T8315] ? p9_client_prepare_req.part.5+0x670/0x670 [ 96.569093][ T8315] ? p9_pollwait+0x182/0x210 [ 96.574033][ T8315] ? pipe_poll+0xc8/0x6b0 [ 96.578342][ T8315] ? ksys_dup3+0x2e0/0x2e0 [ 96.583026][ T8315] ? p9_fd_poll+0x19b/0x2a0 [ 96.587526][ T8315] ? p9_conn_create+0x3a5/0x4f0 [ 96.592368][ T8315] ? p9_conn_create+0x4f0/0x4f0 [ 96.597299][ T8315] p9_client_create+0x7fb/0x10f0 [ 96.602304][ T8315] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 96.608494][ T8315] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.614015][ T8315] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.620051][ T8315] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.625834][ T8315] ? lockdep_init_map_waits+0x270/0x870 [ 96.631374][ T8315] v9fs_session_init+0x1ed/0x14c0 [ 96.636396][ T8315] ? v9fs_session_init+0x1ed/0x14c0 [ 96.641580][ T8315] ? find_held_lock+0x36/0x1d0 [ 96.646321][ T8315] ? v9fs_show_options+0x6c0/0x6c0 [ 96.651404][ T8315] ? __kasan_check_read+0x11/0x20 [ 96.656402][ T8315] ? v9fs_mount+0x55/0x7f0 [ 96.660789][ T8315] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.666305][ T8315] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.672529][ T8315] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.678319][ T8315] ? kmem_cache_alloc_trace+0x39e/0x780 [ 96.683841][ T8315] ? apparmor_task_alloc+0x2f0/0x2f0 [ 96.689099][ T8315] v9fs_mount+0x72/0x7f0 [ 96.693318][ T8315] ? v9fs_write_inode+0x50/0x50 [ 96.698159][ T8315] legacy_get_tree+0x103/0x1f0 [ 96.703072][ T8315] vfs_get_tree+0x8b/0x2d0 [ 96.707459][ T8315] ? capable+0x14/0x20 [ 96.711509][ T8315] do_mount+0x1272/0x1c30 [ 96.715810][ T8315] ? lock_downgrade+0x960/0x960 [ 96.720665][ T8315] ? copy_mount_string+0x20/0x20 [ 96.725598][ T8315] ? __kasan_check_write+0x14/0x20 [ 96.730690][ T8315] ? _copy_from_user+0xc5/0x110 [ 96.735546][ T8315] __x64_sys_mount+0x169/0x1c0 [ 96.740288][ T8315] do_syscall_64+0xd0/0x630 [ 96.744770][ T8315] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 96.750642][ T8315] RIP: 0033:0x458da9 [ 96.754511][ T8315] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.774179][ T8315] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.782564][ T8315] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 96.790617][ T8315] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 96.798583][ T8315] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 96.806623][ T8315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 96.814584][ T8315] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 96.822556][ T8322] CPU: 0 PID: 8322 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 96.823133][ T27] audit: type=1804 audit(1590054983.807:21): pid=8322 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir274105407/syzkaller.xSGNJO/21/file0" dev="sda1" ino=15911 res=1 [ 96.831130][ T8322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.831134][ T8322] Call Trace: [ 96.831146][ T8322] dump_stack+0x12d/0x187 [ 96.831159][ T8322] should_fail.cold.4+0x5/0x13 [ 96.831166][ T8322] ? stack_trace_save+0x82/0xb0 [ 96.831174][ T8322] ? fault_create_debugfs_attr+0x150/0x150 [ 96.831189][ T8322] __should_failslab+0xba/0xf0 [ 96.892067][ T8322] should_failslab+0x9/0x14 [ 96.896567][ T8322] kmem_cache_alloc+0x47/0x760 [ 96.901327][ T8322] ? __kasan_check_read+0x11/0x20 [ 96.906349][ T8322] ? mark_lock+0xbf/0x630 [ 96.910671][ T8322] ? legacy_get_tree+0x103/0x1f0 [ 96.915606][ T8322] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 96.922101][ T8322] idr_get_free+0x35d/0x880 [ 96.926606][ T8322] ? mark_held_locks+0x130/0x130 [ 96.931541][ T8322] idr_alloc_u32+0x13a/0x330 [ 96.936133][ T8322] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 96.941671][ T8322] ? lock_acquire+0x209/0x9e0 [ 96.946385][ T8322] ? __kasan_check_write+0x14/0x20 [ 96.951490][ T8322] ? do_raw_spin_lock+0x132/0x2e0 [ 96.953834][ T8328] 9pnet: Insufficient options for proto=fd [ 96.957113][ T8322] idr_alloc+0x7d/0xc0 [ 96.957121][ T8322] ? idr_alloc_u32+0x330/0x330 [ 96.957137][ T8322] p9_client_prepare_req.part.5+0x571/0x670 [ 96.957150][ T8322] p9_client_rpc+0x174/0xe50 [ 96.957158][ T8322] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 96.957166][ T8322] ? __debug_object_init+0x4fc/0x10f0 [ 96.963392][ T8329] 9pnet: Insufficient options for proto=fd [ 96.966997][ T8322] ? __kasan_check_read+0x11/0x20 [ 96.967004][ T8322] ? p9_client_prepare_req.part.5+0x670/0x670 [ 96.967016][ T8322] ? free_object+0x70/0x70 [ 96.967025][ T8322] ? ksys_dup3+0x2e0/0x2e0 [ 96.967036][ T8322] ? lockdep_init_map_waits+0x270/0x870 [ 96.967045][ T8322] ? __kasan_check_write+0x14/0x20 [ 96.967056][ T8322] ? p9_conn_create+0x3ce/0x4f0 [ 96.967068][ T8322] ? p9_conn_create+0x4f0/0x4f0 [ 96.967081][ T8322] p9_client_create+0x7fb/0x10f0 [ 96.967094][ T8322] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 97.050891][ T8322] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.056420][ T8322] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.062466][ T8322] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.068281][ T8322] ? lockdep_init_map_waits+0x270/0x870 [ 97.073824][ T8322] v9fs_session_init+0x1ed/0x14c0 [ 97.078845][ T8322] ? v9fs_session_init+0x1ed/0x14c0 [ 97.084026][ T8322] ? find_held_lock+0x36/0x1d0 [ 97.088799][ T8322] ? v9fs_show_options+0x6c0/0x6c0 [ 97.093917][ T8322] ? __kasan_check_read+0x11/0x20 [ 97.098973][ T8322] ? v9fs_mount+0x55/0x7f0 [ 97.103481][ T8322] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.109009][ T8322] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.115064][ T8322] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.120867][ T8322] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.126406][ T8322] ? apparmor_task_alloc+0x2f0/0x2f0 [ 97.131676][ T8322] v9fs_mount+0x72/0x7f0 [ 97.135903][ T8322] ? v9fs_write_inode+0x50/0x50 [ 97.140738][ T8322] legacy_get_tree+0x103/0x1f0 [ 97.145488][ T8322] vfs_get_tree+0x8b/0x2d0 [ 97.149887][ T8322] ? capable+0x14/0x20 [ 97.153938][ T8322] do_mount+0x1272/0x1c30 [ 97.158248][ T8322] ? lock_downgrade+0x960/0x960 [ 97.163091][ T8322] ? copy_mount_string+0x20/0x20 [ 97.168025][ T8322] ? __kasan_check_write+0x14/0x20 [ 97.173125][ T8322] ? _copy_from_user+0xc5/0x110 [ 97.177964][ T8322] __x64_sys_mount+0x169/0x1c0 [ 97.182720][ T8322] do_syscall_64+0xd0/0x630 [ 97.187211][ T8322] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 97.193087][ T8322] RIP: 0033:0x458da9 [ 97.196982][ T8322] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.216566][ T8322] RSP: 002b:00007fb9f00a5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.224974][ T8322] RAX: ffffffffffffffda RBX: 00007fb9f00a5c90 RCX: 0000000000458da9 [ 97.232934][ T8322] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 97.240894][ T8322] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 97.248848][ T8322] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00a66d4 [ 97.256802][ T8322] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 97.297998][ T8333] FAULT_INJECTION: forcing a failure. [ 97.297998][ T8333] name failslab, interval 1, probability 0, space 0, times 0 [ 97.307544][ T8334] FAULT_INJECTION: forcing a failure. [ 97.307544][ T8334] name failslab, interval 1, probability 0, space 0, times 0 [ 97.310591][ T8333] CPU: 1 PID: 8333 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 97.331708][ T8333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.341733][ T8333] Call Trace: [ 97.345001][ T8333] dump_stack+0x12d/0x187 [ 97.349393][ T8333] should_fail.cold.4+0x5/0x13 [ 97.354131][ T8333] ? fault_create_debugfs_attr+0x150/0x150 [ 97.359910][ T8333] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 97.366480][ T8333] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.371997][ T8333] __should_failslab+0xba/0xf0 [ 97.376742][ T8333] should_failslab+0x9/0x14 [ 97.381224][ T8333] kmem_cache_alloc+0x47/0x760 [ 97.385958][ T8333] ? __kasan_check_read+0x11/0x20 [ 97.390962][ T8333] ? mark_lock+0xbf/0x630 [ 97.395272][ T8333] ? legacy_get_tree+0x103/0x1f0 [ 97.400185][ T8333] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 97.406581][ T8333] idr_get_free+0x35d/0x880 [ 97.411063][ T8333] idr_alloc_u32+0x13a/0x330 [ 97.415625][ T8333] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 97.421139][ T8333] ? lock_acquire+0x209/0x9e0 [ 97.425802][ T8333] ? __kasan_check_write+0x14/0x20 [ 97.430900][ T8333] ? do_raw_spin_lock+0x132/0x2e0 [ 97.435898][ T8333] idr_alloc+0x7d/0xc0 [ 97.440497][ T8333] ? idr_alloc_u32+0x330/0x330 [ 97.445243][ T8333] p9_client_prepare_req.part.5+0x571/0x670 [ 97.451111][ T8333] p9_client_rpc+0x174/0xe50 [ 97.455673][ T8333] ? p9_client_prepare_req.part.5+0x670/0x670 [ 97.461719][ T8333] ? p9_pollwait+0x182/0x210 [ 97.466291][ T8333] ? pipe_poll+0xc8/0x6b0 [ 97.470591][ T8333] ? ksys_dup3+0x2e0/0x2e0 [ 97.474983][ T8333] ? p9_fd_poll+0x19b/0x2a0 [ 97.479458][ T8333] ? p9_conn_create+0x3a5/0x4f0 [ 97.484280][ T8333] ? p9_conn_create+0x4f0/0x4f0 [ 97.489106][ T8333] p9_client_create+0x7fb/0x10f0 [ 97.494023][ T8333] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 97.500081][ T8333] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.505597][ T8333] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.511642][ T8333] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.517422][ T8333] ? lockdep_init_map_waits+0x270/0x870 [ 97.523390][ T8333] v9fs_session_init+0x1ed/0x14c0 [ 97.528394][ T8333] ? v9fs_session_init+0x1ed/0x14c0 [ 97.533650][ T8333] ? find_held_lock+0x36/0x1d0 [ 97.538395][ T8333] ? v9fs_show_options+0x6c0/0x6c0 [ 97.543509][ T8333] ? __kasan_check_read+0x11/0x20 [ 97.548535][ T8333] ? v9fs_mount+0x55/0x7f0 [ 97.552944][ T8333] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.558475][ T8333] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.564508][ T8333] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.570313][ T8333] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.575929][ T8333] ? apparmor_task_alloc+0x2f0/0x2f0 [ 97.581203][ T8333] v9fs_mount+0x72/0x7f0 [ 97.585425][ T8333] ? v9fs_write_inode+0x50/0x50 [ 97.590251][ T8333] legacy_get_tree+0x103/0x1f0 [ 97.594989][ T8333] vfs_get_tree+0x8b/0x2d0 [ 97.599378][ T8333] ? capable+0x14/0x20 [ 97.603700][ T8333] do_mount+0x1272/0x1c30 [ 97.608003][ T8333] ? lock_downgrade+0x960/0x960 [ 97.612843][ T8333] ? copy_mount_string+0x20/0x20 [ 97.617759][ T8333] ? __kasan_check_write+0x14/0x20 [ 97.622840][ T8333] ? _copy_from_user+0xc5/0x110 [ 97.627672][ T8333] __x64_sys_mount+0x169/0x1c0 [ 97.632417][ T8333] do_syscall_64+0xd0/0x630 [ 97.636897][ T8333] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 97.642765][ T8333] RIP: 0033:0x458da9 [ 97.646651][ T8333] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.666239][ T8333] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.674618][ T8333] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 97.682561][ T8333] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 97.690679][ T8333] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 97.698719][ T8333] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 97.706781][ T8333] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 97.714754][ T8334] CPU: 0 PID: 8334 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 97.723336][ T8334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.733387][ T8334] Call Trace: [ 97.736672][ T8334] dump_stack+0x12d/0x187 [ 97.741178][ T8334] should_fail.cold.4+0x5/0x13 [ 97.745941][ T8334] ? fault_create_debugfs_attr+0x150/0x150 [ 97.751749][ T8334] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 97.758340][ T8334] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.763893][ T8334] __should_failslab+0xba/0xf0 [ 97.768737][ T8334] should_failslab+0x9/0x14 [ 97.773235][ T8334] kmem_cache_alloc+0x47/0x760 [ 97.778004][ T8334] ? __kasan_check_read+0x11/0x20 [ 97.783017][ T8334] ? mark_lock+0xbf/0x630 [ 97.788057][ T8334] ? legacy_get_tree+0x103/0x1f0 [ 97.793246][ T8334] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 97.799743][ T8334] idr_get_free+0x35d/0x880 [ 97.804266][ T8334] idr_alloc_u32+0x13a/0x330 [ 97.808843][ T8334] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 97.814384][ T8334] ? lock_acquire+0x209/0x9e0 [ 97.819060][ T8334] ? __kasan_check_write+0x14/0x20 [ 97.824193][ T8334] ? do_raw_spin_lock+0x132/0x2e0 [ 97.829209][ T8334] idr_alloc+0x7d/0xc0 [ 97.833261][ T8334] ? idr_alloc_u32+0x330/0x330 [ 97.838025][ T8334] p9_client_prepare_req.part.5+0x571/0x670 [ 97.843911][ T8334] p9_client_rpc+0x174/0xe50 [ 97.848665][ T8334] ? p9_client_prepare_req.part.5+0x670/0x670 [ 97.854717][ T8334] ? p9_pollwait+0x182/0x210 [ 97.859293][ T8334] ? pipe_poll+0xc8/0x6b0 [ 97.863602][ T8334] ? ksys_dup3+0x2e0/0x2e0 [ 97.868010][ T8334] ? p9_fd_poll+0x19b/0x2a0 [ 97.873452][ T8334] ? p9_conn_create+0x3a5/0x4f0 [ 97.878301][ T8334] ? p9_conn_create+0x4f0/0x4f0 [ 97.883154][ T8334] p9_client_create+0x7fb/0x10f0 [ 97.888093][ T8334] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 97.894412][ T8334] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.900042][ T8334] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.906105][ T8334] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.912609][ T8334] ? lockdep_init_map_waits+0x270/0x870 [ 97.918162][ T8334] v9fs_session_init+0x1ed/0x14c0 [ 97.923445][ T8334] ? v9fs_session_init+0x1ed/0x14c0 [ 97.928647][ T8334] ? find_held_lock+0x36/0x1d0 [ 97.933409][ T8334] ? v9fs_show_options+0x6c0/0x6c0 [ 97.938513][ T8334] ? __kasan_check_read+0x11/0x20 [ 97.943721][ T8334] ? v9fs_mount+0x55/0x7f0 [ 97.948123][ T8334] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.953741][ T8334] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.959825][ T8334] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.965624][ T8334] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.971155][ T8334] ? apparmor_task_alloc+0x2f0/0x2f0 [ 97.976426][ T8334] v9fs_mount+0x72/0x7f0 [ 97.980659][ T8334] ? v9fs_write_inode+0x50/0x50 [ 97.985489][ T8334] legacy_get_tree+0x103/0x1f0 [ 97.990238][ T8334] vfs_get_tree+0x8b/0x2d0 [ 97.994637][ T8334] ? capable+0x14/0x20 [ 97.998689][ T8334] do_mount+0x1272/0x1c30 [ 98.002999][ T8334] ? lock_downgrade+0x960/0x960 [ 98.007833][ T8334] ? copy_mount_string+0x20/0x20 [ 98.012763][ T8334] ? __kasan_check_write+0x14/0x20 [ 98.018383][ T8334] ? _copy_from_user+0xc5/0x110 [ 98.023230][ T8334] __x64_sys_mount+0x169/0x1c0 [ 98.028120][ T8334] do_syscall_64+0xd0/0x630 [ 98.032621][ T8334] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 98.038498][ T8334] RIP: 0033:0x458da9 [ 98.042382][ T8334] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.061977][ T8334] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.064701][ T8345] FAULT_INJECTION: forcing a failure. [ 98.064701][ T8345] name failslab, interval 1, probability 0, space 0, times 0 [ 98.070383][ T8334] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 98.090899][ T8334] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 98.099550][ T8334] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 98.107496][ T8334] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 98.115439][ T8334] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 98.123401][ T8345] CPU: 1 PID: 8345 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 98.131980][ T8345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.142029][ T8345] Call Trace: [ 98.145401][ T8345] dump_stack+0x12d/0x187 [ 98.149817][ T8345] should_fail.cold.4+0x5/0x13 [ 98.154575][ T8345] ? stack_trace_save+0x82/0xb0 [ 98.159423][ T8345] ? fault_create_debugfs_attr+0x150/0x150 [ 98.165228][ T8345] __should_failslab+0xba/0xf0 [ 98.169987][ T8345] should_failslab+0x9/0x14 [ 98.174487][ T8345] kmem_cache_alloc+0x47/0x760 [ 98.179248][ T8345] ? __kasan_check_read+0x11/0x20 [ 98.182974][ T8351] FAULT_INJECTION: forcing a failure. [ 98.182974][ T8351] name failslab, interval 1, probability 0, space 0, times 0 [ 98.184258][ T8345] ? mark_lock+0xbf/0x630 [ 98.201111][ T8345] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 98.207516][ T8345] idr_get_free+0x35d/0x880 [ 98.211993][ T8345] ? mark_held_locks+0x130/0x130 [ 98.216902][ T8345] idr_alloc_u32+0x13a/0x330 [ 98.221481][ T8345] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 98.226994][ T8345] ? lock_acquire+0x209/0x9e0 [ 98.231655][ T8345] ? __kasan_check_write+0x14/0x20 [ 98.236749][ T8345] ? do_raw_spin_lock+0x132/0x2e0 [ 98.241744][ T8345] idr_alloc+0x7d/0xc0 [ 98.245803][ T8345] ? idr_alloc_u32+0x330/0x330 [ 98.250641][ T8345] p9_client_prepare_req.part.5+0x571/0x670 [ 98.256509][ T8345] p9_client_rpc+0x174/0xe50 [ 98.261073][ T8345] ? p9_client_prepare_req.part.5+0x670/0x670 [ 98.267119][ T8345] ? p9_pollwait+0x182/0x210 [ 98.271684][ T8345] ? pipe_poll+0xc8/0x6b0 [ 98.275986][ T8345] ? ksys_dup3+0x2e0/0x2e0 [ 98.280383][ T8345] ? p9_fd_poll+0x19b/0x2a0 [ 98.284902][ T8345] ? p9_conn_create+0x3a5/0x4f0 [ 98.289727][ T8345] ? p9_conn_create+0x4f0/0x4f0 [ 98.294639][ T8345] p9_client_create+0x7fb/0x10f0 [ 98.299553][ T8345] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 98.305590][ T8345] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.311104][ T8345] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.317145][ T8345] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.322945][ T8345] ? lockdep_init_map_waits+0x270/0x870 [ 98.328470][ T8345] v9fs_session_init+0x1ed/0x14c0 [ 98.333463][ T8345] ? v9fs_session_init+0x1ed/0x14c0 [ 98.338643][ T8345] ? find_held_lock+0x36/0x1d0 [ 98.343382][ T8345] ? v9fs_show_options+0x6c0/0x6c0 [ 98.348473][ T8345] ? __kasan_check_read+0x11/0x20 [ 98.353482][ T8345] ? v9fs_mount+0x55/0x7f0 [ 98.357959][ T8345] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.363500][ T8345] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.369536][ T8345] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.375332][ T8345] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.380864][ T8345] ? apparmor_task_alloc+0x2f0/0x2f0 [ 98.386123][ T8345] v9fs_mount+0x72/0x7f0 [ 98.390357][ T8345] ? v9fs_write_inode+0x50/0x50 [ 98.395181][ T8345] legacy_get_tree+0x103/0x1f0 [ 98.399919][ T8345] vfs_get_tree+0x8b/0x2d0 [ 98.404308][ T8345] ? capable+0x14/0x20 [ 98.408363][ T8345] do_mount+0x1272/0x1c30 [ 98.412664][ T8345] ? lock_downgrade+0x960/0x960 [ 98.417509][ T8345] ? copy_mount_string+0x20/0x20 [ 98.422428][ T8345] ? __kasan_check_write+0x14/0x20 [ 98.427509][ T8345] ? _copy_from_user+0xc5/0x110 [ 98.432435][ T8345] __x64_sys_mount+0x169/0x1c0 [ 98.437192][ T8345] do_syscall_64+0xd0/0x630 [ 98.441673][ T8345] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 98.447560][ T8345] RIP: 0033:0x458da9 [ 98.451430][ T8345] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.471179][ T8345] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.479562][ T8345] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 98.487539][ T8345] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 98.495573][ T8345] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 98.503533][ T8345] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 98.511481][ T8345] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 98.519446][ T8351] CPU: 0 PID: 8351 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 98.528112][ T8351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.538193][ T8351] Call Trace: [ 98.541510][ T8351] dump_stack+0x12d/0x187 [ 98.545846][ T8351] should_fail.cold.4+0x5/0x13 [ 98.549169][ T8353] FAULT_INJECTION: forcing a failure. [ 98.549169][ T8353] name failslab, interval 1, probability 0, space 0, times 0 [ 98.550692][ T8351] ? stack_trace_save+0x82/0xb0 [ 98.568157][ T8351] ? fault_create_debugfs_attr+0x150/0x150 [ 98.574132][ T8351] __should_failslab+0xba/0xf0 [ 98.578905][ T8351] should_failslab+0x9/0x14 [ 98.583412][ T8351] kmem_cache_alloc+0x47/0x760 [ 98.588154][ T8351] ? __kasan_check_read+0x11/0x20 [ 98.593154][ T8351] ? mark_lock+0xbf/0x630 [ 98.597458][ T8351] ? legacy_get_tree+0x103/0x1f0 [ 98.602389][ T8351] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 98.608867][ T8351] idr_get_free+0x35d/0x880 [ 98.613376][ T8351] ? mark_held_locks+0x130/0x130 [ 98.618289][ T8351] idr_alloc_u32+0x13a/0x330 [ 98.622889][ T8351] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 98.628423][ T8351] ? lock_acquire+0x209/0x9e0 [ 98.633090][ T8351] ? __kasan_check_write+0x14/0x20 [ 98.638195][ T8351] ? do_raw_spin_lock+0x132/0x2e0 [ 98.643196][ T8351] idr_alloc+0x7d/0xc0 [ 98.647275][ T8351] ? idr_alloc_u32+0x330/0x330 [ 98.652019][ T8351] p9_client_prepare_req.part.5+0x571/0x670 [ 98.657889][ T8351] p9_client_rpc+0x174/0xe50 [ 98.663149][ T8351] ? p9_client_prepare_req.part.5+0x670/0x670 [ 98.669216][ T8351] ? p9_pollwait+0x182/0x210 [ 98.673784][ T8351] ? pipe_poll+0xc8/0x6b0 [ 98.678085][ T8351] ? ksys_dup3+0x2e0/0x2e0 [ 98.683009][ T8351] ? p9_fd_poll+0x19b/0x2a0 [ 98.687495][ T8351] ? p9_conn_create+0x3a5/0x4f0 [ 98.692338][ T8351] ? p9_conn_create+0x4f0/0x4f0 [ 98.697188][ T8351] p9_client_create+0x7fb/0x10f0 [ 98.702194][ T8351] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 98.708291][ T8351] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.713831][ T8351] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.719887][ T8351] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.725703][ T8351] ? lockdep_init_map_waits+0x270/0x870 [ 98.731229][ T8351] v9fs_session_init+0x1ed/0x14c0 [ 98.736242][ T8351] ? v9fs_session_init+0x1ed/0x14c0 [ 98.741520][ T8351] ? find_held_lock+0x36/0x1d0 [ 98.746263][ T8351] ? v9fs_show_options+0x6c0/0x6c0 [ 98.751346][ T8351] ? __kasan_check_read+0x11/0x20 [ 98.756344][ T8351] ? v9fs_mount+0x55/0x7f0 [ 98.760732][ T8351] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.766263][ T8351] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.772994][ T8351] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.778777][ T8351] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.784311][ T8351] ? apparmor_task_alloc+0x2f0/0x2f0 [ 98.789580][ T8351] v9fs_mount+0x72/0x7f0 [ 98.793812][ T8351] ? v9fs_write_inode+0x50/0x50 [ 98.798636][ T8351] legacy_get_tree+0x103/0x1f0 [ 98.803374][ T8351] vfs_get_tree+0x8b/0x2d0 [ 98.807763][ T8351] ? capable+0x14/0x20 [ 98.811824][ T8351] do_mount+0x1272/0x1c30 [ 98.816134][ T8351] ? lock_downgrade+0x960/0x960 [ 98.820974][ T8351] ? copy_mount_string+0x20/0x20 [ 98.825895][ T8351] ? __kasan_check_write+0x14/0x20 [ 98.830980][ T8351] ? _copy_from_user+0xc5/0x110 [ 98.835822][ T8351] __x64_sys_mount+0x169/0x1c0 [ 98.840565][ T8351] do_syscall_64+0xd0/0x630 [ 98.845133][ T8351] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 98.851447][ T8351] RIP: 0033:0x458da9 [ 98.855317][ T8351] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.874897][ T8351] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.883280][ T8351] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 98.891328][ T8351] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 98.899281][ T8351] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 98.907236][ T8351] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 98.915180][ T8351] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 98.923157][ T8353] CPU: 1 PID: 8353 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 98.931755][ T8353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.941805][ T8353] Call Trace: [ 98.945093][ T8353] dump_stack+0x12d/0x187 [ 98.949429][ T8353] should_fail.cold.4+0x5/0x13 [ 98.954190][ T8353] ? stack_trace_save+0x82/0xb0 [ 98.959077][ T8353] ? fault_create_debugfs_attr+0x150/0x150 [ 98.965416][ T8353] __should_failslab+0xba/0xf0 [ 98.970182][ T8353] should_failslab+0x9/0x14 [ 98.974681][ T8353] kmem_cache_alloc+0x47/0x760 [ 98.979441][ T8353] ? __kasan_check_read+0x11/0x20 [ 98.984457][ T8353] ? mark_lock+0xbf/0x630 [ 98.988873][ T8353] ? legacy_get_tree+0x103/0x1f0 [ 98.993811][ T8353] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 99.000241][ T8353] idr_get_free+0x35d/0x880 [ 99.004846][ T8353] ? mark_held_locks+0x130/0x130 [ 99.009809][ T8353] idr_alloc_u32+0x13a/0x330 [ 99.014684][ T8353] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 99.020411][ T8353] ? lock_acquire+0x209/0x9e0 [ 99.025315][ T8353] ? __kasan_check_write+0x14/0x20 [ 99.030422][ T8353] ? do_raw_spin_lock+0x132/0x2e0 [ 99.035444][ T8353] idr_alloc+0x7d/0xc0 [ 99.039512][ T8353] ? idr_alloc_u32+0x330/0x330 [ 99.045234][ T8353] p9_client_prepare_req.part.5+0x571/0x670 [ 99.051126][ T8353] p9_client_rpc+0x174/0xe50 [ 99.054089][ T8361] FAULT_INJECTION: forcing a failure. [ 99.054089][ T8361] name failslab, interval 1, probability 0, space 0, times 0 [ 99.055709][ T8353] ? p9_client_prepare_req.part.5+0x670/0x670 [ 99.074296][ T8353] ? p9_pollwait+0x182/0x210 [ 99.078966][ T8353] ? pipe_poll+0xc8/0x6b0 [ 99.083272][ T8353] ? ksys_dup3+0x2e0/0x2e0 [ 99.087688][ T8353] ? p9_fd_poll+0x19b/0x2a0 [ 99.092189][ T8353] ? p9_conn_create+0x3a5/0x4f0 [ 99.097023][ T8353] ? p9_conn_create+0x4f0/0x4f0 [ 99.101854][ T8353] p9_client_create+0x7fb/0x10f0 [ 99.106872][ T8353] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 99.112925][ T8353] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.118547][ T8353] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.124603][ T8353] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.130388][ T8353] ? lockdep_init_map_waits+0x270/0x870 [ 99.136042][ T8353] v9fs_session_init+0x1ed/0x14c0 [ 99.141037][ T8353] ? v9fs_session_init+0x1ed/0x14c0 [ 99.146210][ T8353] ? find_held_lock+0x36/0x1d0 [ 99.150951][ T8353] ? v9fs_show_options+0x6c0/0x6c0 [ 99.156044][ T8353] ? __kasan_check_read+0x11/0x20 [ 99.161044][ T8353] ? flow_offload_lookup+0x1c0/0x640 [ 99.166302][ T8353] ? v9fs_mount+0x55/0x7f0 [ 99.170690][ T8353] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.176304][ T8353] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.182341][ T8353] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.188225][ T8353] ? kmem_cache_alloc_trace+0x39e/0x780 [ 99.193745][ T8353] ? apparmor_task_alloc+0x2f0/0x2f0 [ 99.199005][ T8353] v9fs_mount+0x72/0x7f0 [ 99.203227][ T8353] ? v9fs_write_inode+0x50/0x50 [ 99.208091][ T8353] legacy_get_tree+0x103/0x1f0 [ 99.212829][ T8353] vfs_get_tree+0x8b/0x2d0 [ 99.217241][ T8353] ? capable+0x14/0x20 [ 99.221283][ T8353] do_mount+0x1272/0x1c30 [ 99.225584][ T8353] ? lock_downgrade+0x960/0x960 [ 99.230425][ T8353] ? copy_mount_string+0x20/0x20 [ 99.235443][ T8353] ? __kasan_check_write+0x14/0x20 [ 99.240525][ T8353] ? _copy_from_user+0xc5/0x110 [ 99.245370][ T8353] __x64_sys_mount+0x169/0x1c0 [ 99.250108][ T8353] do_syscall_64+0xd0/0x630 [ 99.254594][ T8353] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 99.260458][ T8353] RIP: 0033:0x458da9 [ 99.264345][ T8353] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.284248][ T8353] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.293166][ T8353] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 99.301123][ T8353] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 99.309078][ T8353] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 99.317033][ T8353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 99.324977][ T8353] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 99.333046][ T8361] CPU: 0 PID: 8361 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 99.341627][ T8361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.348645][ T8363] FAULT_INJECTION: forcing a failure. [ 99.348645][ T8363] name failslab, interval 1, probability 0, space 0, times 0 [ 99.351760][ T8361] Call Trace: [ 99.369161][ T8361] dump_stack+0x12d/0x187 [ 99.373836][ T8361] should_fail.cold.4+0x5/0x13 [ 99.378584][ T8361] ? fault_create_debugfs_attr+0x150/0x150 [ 99.384378][ T8361] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 99.390938][ T8361] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.396559][ T8361] __should_failslab+0xba/0xf0 [ 99.401319][ T8361] should_failslab+0x9/0x14 [ 99.405811][ T8361] kmem_cache_alloc+0x47/0x760 [ 99.410567][ T8361] ? __kasan_check_read+0x11/0x20 [ 99.415650][ T8361] ? mark_lock+0xbf/0x630 [ 99.419951][ T8361] ? legacy_get_tree+0x103/0x1f0 [ 99.424867][ T8361] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 99.431258][ T8361] idr_get_free+0x35d/0x880 [ 99.436002][ T8361] idr_alloc_u32+0x13a/0x330 [ 99.440576][ T8361] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 99.446239][ T8361] ? lock_acquire+0x209/0x9e0 [ 99.450911][ T8361] ? __kasan_check_write+0x14/0x20 [ 99.456115][ T8361] ? do_raw_spin_lock+0x132/0x2e0 [ 99.461207][ T8361] idr_alloc+0x7d/0xc0 [ 99.465336][ T8361] ? idr_alloc_u32+0x330/0x330 [ 99.470078][ T8361] p9_client_prepare_req.part.5+0x571/0x670 [ 99.475950][ T8361] p9_client_rpc+0x174/0xe50 [ 99.480516][ T8361] ? p9_client_prepare_req.part.5+0x670/0x670 [ 99.486559][ T8361] ? p9_pollwait+0x182/0x210 [ 99.491165][ T8361] ? pipe_poll+0xc8/0x6b0 [ 99.495471][ T8361] ? ksys_dup3+0x2e0/0x2e0 [ 99.500035][ T8361] ? p9_fd_poll+0x19b/0x2a0 [ 99.504514][ T8361] ? p9_conn_create+0x3a5/0x4f0 [ 99.509340][ T8361] ? p9_conn_create+0x4f0/0x4f0 [ 99.514228][ T8361] p9_client_create+0x7fb/0x10f0 [ 99.519508][ T8361] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 99.525635][ T8361] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.531159][ T8361] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.537521][ T8361] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.543363][ T8361] ? lockdep_init_map_waits+0x270/0x870 [ 99.549420][ T8361] v9fs_session_init+0x1ed/0x14c0 [ 99.554456][ T8361] ? v9fs_session_init+0x1ed/0x14c0 [ 99.559633][ T8361] ? find_held_lock+0x36/0x1d0 [ 99.564373][ T8361] ? v9fs_show_options+0x6c0/0x6c0 [ 99.569475][ T8361] ? __kasan_check_read+0x11/0x20 [ 99.574495][ T8361] ? v9fs_mount+0x55/0x7f0 [ 99.578901][ T8361] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.584419][ T8361] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.590496][ T8361] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.596309][ T8361] ? kmem_cache_alloc_trace+0x39e/0x780 [ 99.601946][ T8361] ? apparmor_task_alloc+0x2f0/0x2f0 [ 99.607211][ T8361] v9fs_mount+0x72/0x7f0 [ 99.611434][ T8361] ? v9fs_write_inode+0x50/0x50 [ 99.616295][ T8361] legacy_get_tree+0x103/0x1f0 [ 99.621036][ T8361] vfs_get_tree+0x8b/0x2d0 [ 99.625423][ T8361] ? capable+0x14/0x20 [ 99.629469][ T8361] do_mount+0x1272/0x1c30 [ 99.633770][ T8361] ? lock_downgrade+0x960/0x960 [ 99.638610][ T8361] ? copy_mount_string+0x20/0x20 [ 99.643528][ T8361] ? __kasan_check_write+0x14/0x20 [ 99.648611][ T8361] ? _copy_from_user+0xc5/0x110 [ 99.653612][ T8361] __x64_sys_mount+0x169/0x1c0 [ 99.658369][ T8361] do_syscall_64+0xd0/0x630 [ 99.663031][ T8361] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 99.668896][ T8361] RIP: 0033:0x458da9 [ 99.672765][ T8361] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.692342][ T8361] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.700724][ T8361] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 99.708687][ T8361] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 99.716647][ T8361] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 99.724591][ T8361] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 99.732684][ T8361] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 99.740748][ T8363] CPU: 1 PID: 8363 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 2020/05/21 09:56:27 executed programs: 137 [ 99.749333][ T8363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.759473][ T8363] Call Trace: [ 99.762761][ T8363] dump_stack+0x12d/0x187 [ 99.767166][ T8363] should_fail.cold.4+0x5/0x13 [ 99.771928][ T8363] ? fault_create_debugfs_attr+0x150/0x150 [ 99.777741][ T8363] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 99.784326][ T8363] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.789885][ T8363] __should_failslab+0xba/0xf0 [ 99.794753][ T8363] should_failslab+0x9/0x14 [ 99.799256][ T8363] kmem_cache_alloc+0x47/0x760 [ 99.804225][ T8363] ? __kasan_check_read+0x11/0x20 [ 99.809248][ T8363] ? mark_lock+0xbf/0x630 [ 99.813579][ T8363] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 99.820170][ T8363] idr_get_free+0x35d/0x880 [ 99.824943][ T8363] idr_alloc_u32+0x13a/0x330 [ 99.829568][ T8363] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 99.835111][ T8363] ? lock_acquire+0x209/0x9e0 [ 99.839788][ T8363] ? __kasan_check_write+0x14/0x20 [ 99.844896][ T8363] ? do_raw_spin_lock+0x132/0x2e0 [ 99.849917][ T8363] idr_alloc+0x7d/0xc0 [ 99.853980][ T8363] ? idr_alloc_u32+0x330/0x330 [ 99.858754][ T8363] p9_client_prepare_req.part.5+0x571/0x670 [ 99.864649][ T8363] p9_client_rpc+0x174/0xe50 [ 99.869250][ T8363] ? p9_client_prepare_req.part.5+0x670/0x670 [ 99.875316][ T8363] ? p9_pollwait+0x182/0x210 [ 99.879907][ T8363] ? pipe_poll+0xc8/0x6b0 [ 99.880151][ T8372] FAULT_INJECTION: forcing a failure. [ 99.880151][ T8372] name failslab, interval 1, probability 0, space 0, times 0 [ 99.884221][ T8363] ? ksys_dup3+0x2e0/0x2e0 [ 99.901165][ T8363] ? p9_fd_poll+0x19b/0x2a0 [ 99.905660][ T8363] ? p9_conn_create+0x3a5/0x4f0 [ 99.910487][ T8363] ? p9_conn_create+0x4f0/0x4f0 [ 99.915315][ T8363] p9_client_create+0x7fb/0x10f0 [ 99.920247][ T8363] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 99.926500][ T8363] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.932025][ T8363] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.938077][ T8363] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.943860][ T8363] ? lockdep_init_map_waits+0x270/0x870 [ 99.949401][ T8363] v9fs_session_init+0x1ed/0x14c0 [ 99.954397][ T8363] ? v9fs_session_init+0x1ed/0x14c0 [ 99.959569][ T8363] ? find_held_lock+0x36/0x1d0 [ 99.964309][ T8363] ? v9fs_show_options+0x6c0/0x6c0 [ 99.969406][ T8363] ? __kasan_check_read+0x11/0x20 [ 99.974404][ T8363] ? v9fs_mount+0x55/0x7f0 [ 99.978793][ T8363] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.984405][ T8363] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.990442][ T8363] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.996237][ T8363] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.001757][ T8363] ? apparmor_task_alloc+0x2f0/0x2f0 [ 100.007018][ T8363] v9fs_mount+0x72/0x7f0 [ 100.011239][ T8363] ? v9fs_write_inode+0x50/0x50 [ 100.016152][ T8363] legacy_get_tree+0x103/0x1f0 [ 100.020893][ T8363] vfs_get_tree+0x8b/0x2d0 [ 100.025280][ T8363] ? capable+0x14/0x20 [ 100.029321][ T8363] do_mount+0x1272/0x1c30 [ 100.033642][ T8363] ? lock_downgrade+0x960/0x960 [ 100.038481][ T8363] ? copy_mount_string+0x20/0x20 [ 100.043399][ T8363] ? __kasan_check_write+0x14/0x20 [ 100.048480][ T8363] ? _copy_from_user+0xc5/0x110 [ 100.053309][ T8363] __x64_sys_mount+0x169/0x1c0 [ 100.058068][ T8363] do_syscall_64+0xd0/0x630 [ 100.062560][ T8363] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 100.069379][ T8363] RIP: 0033:0x458da9 [ 100.073254][ T8363] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.093711][ T8363] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.102117][ T8363] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 100.110083][ T8363] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 100.118043][ T8363] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 100.126023][ T8363] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 100.133984][ T8363] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 100.141958][ T8372] CPU: 0 PID: 8372 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 100.150538][ T8372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.160847][ T8372] Call Trace: [ 100.161254][ T8379] FAULT_INJECTION: forcing a failure. [ 100.161254][ T8379] name failslab, interval 1, probability 0, space 0, times 0 [ 100.164128][ T8372] dump_stack+0x12d/0x187 [ 100.181264][ T8372] should_fail.cold.4+0x5/0x13 [ 100.186012][ T8372] ? fault_create_debugfs_attr+0x150/0x150 [ 100.191880][ T8372] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 100.198439][ T8372] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.203966][ T8372] __should_failslab+0xba/0xf0 [ 100.208704][ T8372] should_failslab+0x9/0x14 [ 100.213182][ T8372] kmem_cache_alloc+0x47/0x760 [ 100.217933][ T8372] ? __kasan_check_read+0x11/0x20 [ 100.222928][ T8372] ? mark_lock+0xbf/0x630 [ 100.227229][ T8372] ? legacy_get_tree+0x103/0x1f0 [ 100.232142][ T8372] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 100.238530][ T8372] idr_get_free+0x35d/0x880 [ 100.243014][ T8372] idr_alloc_u32+0x13a/0x330 [ 100.247595][ T8372] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 100.253118][ T8372] ? lock_acquire+0x209/0x9e0 [ 100.257782][ T8372] ? __kasan_check_write+0x14/0x20 [ 100.262888][ T8372] ? do_raw_spin_lock+0x132/0x2e0 [ 100.267901][ T8372] idr_alloc+0x7d/0xc0 [ 100.271958][ T8372] ? idr_alloc_u32+0x330/0x330 [ 100.277755][ T8372] p9_client_prepare_req.part.5+0x571/0x670 [ 100.283637][ T8372] p9_client_rpc+0x174/0xe50 [ 100.288204][ T8372] ? p9_client_prepare_req.part.5+0x670/0x670 [ 100.294265][ T8372] ? p9_pollwait+0x182/0x210 [ 100.300929][ T8372] ? pipe_poll+0xc8/0x6b0 [ 100.305229][ T8372] ? ksys_dup3+0x2e0/0x2e0 [ 100.309965][ T8372] ? p9_fd_poll+0x19b/0x2a0 [ 100.314447][ T8372] ? p9_conn_create+0x3a5/0x4f0 [ 100.319275][ T8372] ? p9_conn_create+0x4f0/0x4f0 [ 100.324191][ T8372] p9_client_create+0x7fb/0x10f0 [ 100.330165][ T8372] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 100.336204][ T8372] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.341721][ T8372] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.347757][ T8372] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.354109][ T8372] ? lockdep_init_map_waits+0x270/0x870 [ 100.359652][ T8372] v9fs_session_init+0x1ed/0x14c0 [ 100.364661][ T8372] ? v9fs_session_init+0x1ed/0x14c0 [ 100.369833][ T8372] ? find_held_lock+0x36/0x1d0 [ 100.374573][ T8372] ? v9fs_show_options+0x6c0/0x6c0 [ 100.379744][ T8372] ? __kasan_check_read+0x11/0x20 [ 100.384742][ T8372] ? v9fs_mount+0x55/0x7f0 [ 100.389132][ T8372] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.394651][ T8372] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.400687][ T8372] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.406470][ T8372] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.411989][ T8372] ? apparmor_task_alloc+0x2f0/0x2f0 [ 100.417270][ T8372] v9fs_mount+0x72/0x7f0 [ 100.421490][ T8372] ? v9fs_write_inode+0x50/0x50 [ 100.426326][ T8372] legacy_get_tree+0x103/0x1f0 [ 100.431083][ T8372] vfs_get_tree+0x8b/0x2d0 [ 100.435474][ T8372] ? capable+0x14/0x20 [ 100.439521][ T8372] do_mount+0x1272/0x1c30 [ 100.443823][ T8372] ? lock_downgrade+0x960/0x960 [ 100.448650][ T8372] ? copy_mount_string+0x20/0x20 [ 100.453569][ T8372] ? __kasan_check_write+0x14/0x20 [ 100.458652][ T8372] ? _copy_from_user+0xc5/0x110 [ 100.463478][ T8372] __x64_sys_mount+0x169/0x1c0 [ 100.468245][ T8372] do_syscall_64+0xd0/0x630 [ 100.472858][ T8372] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 100.478721][ T8372] RIP: 0033:0x458da9 [ 100.482604][ T8372] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.502183][ T8372] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.511086][ T8372] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 100.519048][ T8372] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 100.527010][ T8372] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 100.534973][ T8372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 100.542947][ T8372] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 100.550934][ T8379] CPU: 1 PID: 8379 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 100.559543][ T8379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.569614][ T8379] Call Trace: [ 100.573064][ T8379] dump_stack+0x12d/0x187 [ 100.577400][ T8379] should_fail.cold.4+0x5/0x13 [ 100.582162][ T8379] ? stack_trace_save+0x82/0xb0 [ 100.587016][ T8379] ? fault_create_debugfs_attr+0x150/0x150 [ 100.592827][ T8379] __should_failslab+0xba/0xf0 [ 100.597609][ T8379] should_failslab+0x9/0x14 [ 100.602109][ T8379] kmem_cache_alloc+0x47/0x760 [ 100.606868][ T8379] ? __kasan_check_read+0x11/0x20 [ 100.611886][ T8379] ? mark_lock+0xbf/0x630 [ 100.616216][ T8379] ? legacy_get_tree+0x103/0x1f0 [ 100.621149][ T8379] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 100.627563][ T8379] idr_get_free+0x35d/0x880 [ 100.632069][ T8379] ? mark_held_locks+0x130/0x130 [ 100.637003][ T8379] idr_alloc_u32+0x13a/0x330 [ 100.641598][ T8379] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 100.647139][ T8379] ? lock_acquire+0x209/0x9e0 [ 100.651819][ T8379] ? __kasan_check_write+0x14/0x20 [ 100.656925][ T8379] ? do_raw_spin_lock+0x132/0x2e0 [ 100.661691][ T8388] FAULT_INJECTION: forcing a failure. [ 100.661691][ T8388] name failslab, interval 1, probability 0, space 0, times 0 [ 100.661938][ T8379] idr_alloc+0x7d/0xc0 [ 100.678530][ T8379] ? idr_alloc_u32+0x330/0x330 [ 100.683379][ T8379] p9_client_prepare_req.part.5+0x571/0x670 [ 100.689249][ T8379] p9_client_rpc+0x174/0xe50 [ 100.693922][ T8379] ? p9_client_prepare_req.part.5+0x670/0x670 [ 100.699976][ T8379] ? p9_pollwait+0x182/0x210 [ 100.704707][ T8379] ? pipe_poll+0xc8/0x6b0 [ 100.709015][ T8379] ? ksys_dup3+0x2e0/0x2e0 [ 100.713445][ T8379] ? p9_fd_poll+0x19b/0x2a0 [ 100.717936][ T8379] ? p9_conn_create+0x3a5/0x4f0 [ 100.722766][ T8379] ? p9_conn_create+0x4f0/0x4f0 [ 100.727598][ T8379] p9_client_create+0x7fb/0x10f0 [ 100.732516][ T8379] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 100.738665][ T8379] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.744705][ T8379] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.750763][ T8379] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.759325][ T8379] ? lockdep_init_map_waits+0x270/0x870 [ 100.764944][ T8379] v9fs_session_init+0x1ed/0x14c0 [ 100.770030][ T8379] ? v9fs_session_init+0x1ed/0x14c0 [ 100.775469][ T8379] ? find_held_lock+0x36/0x1d0 [ 100.780296][ T8379] ? v9fs_show_options+0x6c0/0x6c0 [ 100.785383][ T8379] ? __kasan_check_read+0x11/0x20 [ 100.790382][ T8379] ? v9fs_mount+0x55/0x7f0 [ 100.794772][ T8379] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.800291][ T8379] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.806327][ T8379] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.812122][ T8379] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.817641][ T8379] ? apparmor_task_alloc+0x2f0/0x2f0 [ 100.822987][ T8379] v9fs_mount+0x72/0x7f0 [ 100.827205][ T8379] ? v9fs_write_inode+0x50/0x50 [ 100.832029][ T8379] legacy_get_tree+0x103/0x1f0 [ 100.836783][ T8379] vfs_get_tree+0x8b/0x2d0 [ 100.841265][ T8379] ? capable+0x14/0x20 [ 100.845327][ T8379] do_mount+0x1272/0x1c30 [ 100.849629][ T8379] ? lock_downgrade+0x960/0x960 [ 100.854453][ T8379] ? copy_mount_string+0x20/0x20 [ 100.859369][ T8379] ? __kasan_check_write+0x14/0x20 [ 100.865579][ T8379] ? _copy_from_user+0xc5/0x110 [ 100.870424][ T8379] __x64_sys_mount+0x169/0x1c0 [ 100.875166][ T8379] do_syscall_64+0xd0/0x630 [ 100.879645][ T8379] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 100.885521][ T8379] RIP: 0033:0x458da9 [ 100.889390][ T8379] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.908969][ T8379] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.917352][ T8379] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 100.925397][ T8379] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 100.933341][ T8379] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 100.941284][ T8379] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 100.949227][ T8379] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 100.957191][ T8388] CPU: 0 PID: 8388 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 100.965767][ T8388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.975816][ T8388] Call Trace: [ 100.979103][ T8388] dump_stack+0x12d/0x187 [ 100.983432][ T8388] should_fail.cold.4+0x5/0x13 [ 100.988185][ T8388] ? stack_trace_save+0x82/0xb0 [ 100.993039][ T8388] ? fault_create_debugfs_attr+0x150/0x150 [ 100.998848][ T8388] __should_failslab+0xba/0xf0 [ 101.003608][ T8388] should_failslab+0x9/0x14 [ 101.004817][ T8373] FAULT_INJECTION: forcing a failure. [ 101.004817][ T8373] name failslab, interval 1, probability 0, space 0, times 0 [ 101.008100][ T8388] kmem_cache_alloc+0x47/0x760 [ 101.026441][ T8388] ? __kasan_check_read+0x11/0x20 [ 101.031463][ T8388] ? mark_lock+0xbf/0x630 [ 101.035768][ T8388] ? legacy_get_tree+0x103/0x1f0 [ 101.040769][ T8388] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 101.048552][ T8388] idr_get_free+0x35d/0x880 [ 101.053050][ T8388] ? mark_held_locks+0x130/0x130 [ 101.057984][ T8388] idr_alloc_u32+0x13a/0x330 [ 101.062563][ T8388] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 101.068098][ T8388] ? lock_acquire+0x209/0x9e0 [ 101.072773][ T8388] ? __kasan_check_write+0x14/0x20 [ 101.077855][ T8388] ? do_raw_spin_lock+0x132/0x2e0 [ 101.082871][ T8388] idr_alloc+0x7d/0xc0 [ 101.086935][ T8388] ? idr_alloc_u32+0x330/0x330 [ 101.091680][ T8388] p9_client_prepare_req.part.5+0x571/0x670 [ 101.098415][ T8388] p9_client_rpc+0x174/0xe50 [ 101.102982][ T8388] ? p9_client_prepare_req.part.5+0x670/0x670 [ 101.109019][ T8388] ? p9_pollwait+0x182/0x210 [ 101.113582][ T8388] ? pipe_poll+0xc8/0x6b0 [ 101.117880][ T8388] ? ksys_dup3+0x2e0/0x2e0 [ 101.122356][ T8388] ? p9_fd_poll+0x19b/0x2a0 [ 101.126847][ T8388] ? p9_conn_create+0x3a5/0x4f0 [ 101.131683][ T8388] ? p9_conn_create+0x4f0/0x4f0 [ 101.136530][ T8388] p9_client_create+0x7fb/0x10f0 [ 101.141459][ T8388] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 101.147512][ T8388] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.153207][ T8388] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.159249][ T8388] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.165048][ T8388] ? lockdep_init_map_waits+0x270/0x870 [ 101.170577][ T8388] v9fs_session_init+0x1ed/0x14c0 [ 101.175571][ T8388] ? v9fs_session_init+0x1ed/0x14c0 [ 101.180766][ T8388] ? find_held_lock+0x36/0x1d0 [ 101.185512][ T8388] ? v9fs_show_options+0x6c0/0x6c0 [ 101.190599][ T8388] ? __kasan_check_read+0x11/0x20 [ 101.195604][ T8388] ? hash_netport4_add+0x2c00/0x2cd0 [ 101.201477][ T8388] ? v9fs_mount+0x55/0x7f0 [ 101.205885][ T8388] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.211415][ T8388] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.217450][ T8388] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.223228][ T8388] ? kmem_cache_alloc_trace+0x39e/0x780 [ 101.228758][ T8388] ? apparmor_task_alloc+0x2f0/0x2f0 [ 101.234029][ T8388] v9fs_mount+0x72/0x7f0 [ 101.238247][ T8388] ? v9fs_write_inode+0x50/0x50 [ 101.243069][ T8388] legacy_get_tree+0x103/0x1f0 [ 101.247809][ T8388] vfs_get_tree+0x8b/0x2d0 [ 101.252212][ T8388] ? capable+0x14/0x20 [ 101.256256][ T8388] do_mount+0x1272/0x1c30 [ 101.260555][ T8388] ? lock_downgrade+0x960/0x960 [ 101.265412][ T8388] ? copy_mount_string+0x20/0x20 [ 101.270340][ T8388] ? __kasan_check_write+0x14/0x20 [ 101.275434][ T8388] ? _copy_from_user+0xc5/0x110 [ 101.280260][ T8388] __x64_sys_mount+0x169/0x1c0 [ 101.285021][ T8388] do_syscall_64+0xd0/0x630 [ 101.289498][ T8388] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 101.295360][ T8388] RIP: 0033:0x458da9 [ 101.299240][ T8388] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.318832][ T8388] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.328006][ T8388] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 101.335963][ T8388] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 101.344008][ T8388] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 101.352227][ T8388] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 101.360179][ T8388] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 101.368147][ T8373] CPU: 1 PID: 8373 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 101.376731][ T8373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.386783][ T8373] Call Trace: [ 101.390176][ T8373] dump_stack+0x12d/0x187 [ 101.394603][ T8373] should_fail.cold.4+0x5/0x13 [ 101.399367][ T8373] ? fault_create_debugfs_attr+0x150/0x150 [ 101.405170][ T8373] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 101.412020][ T8373] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.417567][ T8373] __should_failslab+0xba/0xf0 [ 101.422378][ T8373] should_failslab+0x9/0x14 [ 101.427054][ T8373] kmem_cache_alloc+0x47/0x760 [ 101.431823][ T8373] ? __kasan_check_read+0x11/0x20 [ 101.436942][ T8373] ? mark_lock+0xbf/0x630 [ 101.438494][ T8374] FAULT_INJECTION: forcing a failure. [ 101.438494][ T8374] name failslab, interval 1, probability 0, space 0, times 0 [ 101.441265][ T8373] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 101.460221][ T8373] idr_get_free+0x35d/0x880 [ 101.464795][ T8373] idr_alloc_u32+0x13a/0x330 [ 101.469360][ T8373] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 101.474880][ T8373] ? lock_acquire+0x209/0x9e0 [ 101.479534][ T8373] ? __kasan_check_write+0x14/0x20 [ 101.484632][ T8373] ? do_raw_spin_lock+0x132/0x2e0 [ 101.489641][ T8373] idr_alloc+0x7d/0xc0 [ 101.493685][ T8373] ? idr_alloc_u32+0x330/0x330 [ 101.498427][ T8373] p9_client_prepare_req.part.5+0x571/0x670 [ 101.504295][ T8373] p9_client_rpc+0x174/0xe50 [ 101.508861][ T8373] ? p9_client_prepare_req.part.5+0x670/0x670 [ 101.514910][ T8373] ? p9_pollwait+0x182/0x210 [ 101.519496][ T8373] ? pipe_poll+0xc8/0x6b0 [ 101.523800][ T8373] ? ksys_dup3+0x2e0/0x2e0 [ 101.528190][ T8373] ? p9_fd_poll+0x19b/0x2a0 [ 101.532667][ T8373] ? p9_conn_create+0x3a5/0x4f0 [ 101.537509][ T8373] ? p9_conn_create+0x4f0/0x4f0 [ 101.542341][ T8373] p9_client_create+0x7fb/0x10f0 [ 101.547256][ T8373] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 101.553318][ T8373] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.558962][ T8373] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.565620][ T8373] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.571518][ T8373] ? lockdep_init_map_waits+0x270/0x870 [ 101.577050][ T8373] v9fs_session_init+0x1ed/0x14c0 [ 101.582048][ T8373] ? v9fs_session_init+0x1ed/0x14c0 [ 101.587222][ T8373] ? find_held_lock+0x36/0x1d0 [ 101.591964][ T8373] ? v9fs_show_options+0x6c0/0x6c0 [ 101.597045][ T8373] ? __kasan_check_read+0x11/0x20 [ 101.602060][ T8373] ? v9fs_mount+0x55/0x7f0 [ 101.606468][ T8373] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.611985][ T8373] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.618023][ T8373] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.623808][ T8373] ? kmem_cache_alloc_trace+0x39e/0x780 [ 101.629327][ T8373] ? apparmor_task_alloc+0x2f0/0x2f0 [ 101.634588][ T8373] v9fs_mount+0x72/0x7f0 [ 101.638806][ T8373] ? v9fs_write_inode+0x50/0x50 [ 101.643631][ T8373] legacy_get_tree+0x103/0x1f0 [ 101.648399][ T8373] vfs_get_tree+0x8b/0x2d0 [ 101.652788][ T8373] ? capable+0x14/0x20 [ 101.656872][ T8373] do_mount+0x1272/0x1c30 [ 101.661192][ T8373] ? lock_downgrade+0x960/0x960 [ 101.666021][ T8373] ? copy_mount_string+0x20/0x20 [ 101.670939][ T8373] ? __kasan_check_write+0x14/0x20 [ 101.676037][ T8373] ? _copy_from_user+0xc5/0x110 [ 101.680902][ T8373] __x64_sys_mount+0x169/0x1c0 [ 101.685643][ T8373] do_syscall_64+0xd0/0x630 [ 101.690143][ T8373] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 101.696009][ T8373] RIP: 0033:0x458da9 [ 101.700013][ T8373] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.719752][ T8373] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.728147][ T8373] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 101.736097][ T8373] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 101.744044][ T8373] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 101.751990][ T8373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 101.760717][ T8373] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 101.768706][ T8374] CPU: 0 PID: 8374 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 101.777286][ T8374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.787341][ T8374] Call Trace: [ 101.790628][ T8374] dump_stack+0x12d/0x187 [ 101.794965][ T8374] should_fail.cold.4+0x5/0x13 [ 101.799729][ T8374] ? stack_trace_save+0x82/0xb0 [ 101.804580][ T8374] ? fault_create_debugfs_attr+0x150/0x150 [ 101.806649][ T8398] FAULT_INJECTION: forcing a failure. [ 101.806649][ T8398] name failslab, interval 1, probability 0, space 0, times 0 [ 101.810380][ T8374] __should_failslab+0xba/0xf0 [ 101.827686][ T8374] should_failslab+0x9/0x14 [ 101.832163][ T8374] kmem_cache_alloc+0x47/0x760 [ 101.836914][ T8374] ? __kasan_check_read+0x11/0x20 [ 101.841930][ T8374] ? mark_lock+0xbf/0x630 [ 101.846242][ T8374] ? legacy_get_tree+0x103/0x1f0 [ 101.851158][ T8374] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 101.857808][ T8374] idr_get_free+0x35d/0x880 [ 101.862305][ T8374] ? mark_held_locks+0x130/0x130 [ 101.867216][ T8374] idr_alloc_u32+0x13a/0x330 [ 101.871783][ T8374] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 101.877316][ T8374] ? lock_acquire+0x209/0x9e0 [ 101.881972][ T8374] ? __kasan_check_write+0x14/0x20 [ 101.887229][ T8374] ? do_raw_spin_lock+0x132/0x2e0 [ 101.892227][ T8374] idr_alloc+0x7d/0xc0 [ 101.896271][ T8374] ? idr_alloc_u32+0x330/0x330 [ 101.901117][ T8374] p9_client_prepare_req.part.5+0x571/0x670 [ 101.907111][ T8374] p9_client_rpc+0x174/0xe50 [ 101.911683][ T8374] ? p9_client_prepare_req.part.5+0x670/0x670 [ 101.917732][ T8374] ? p9_pollwait+0x182/0x210 [ 101.922317][ T8374] ? pipe_poll+0xc8/0x6b0 [ 101.926619][ T8374] ? ksys_dup3+0x2e0/0x2e0 [ 101.931011][ T8374] ? p9_fd_poll+0x19b/0x2a0 [ 101.935487][ T8374] ? p9_conn_create+0x3a5/0x4f0 [ 101.940311][ T8374] ? p9_conn_create+0x4f0/0x4f0 [ 101.945139][ T8374] p9_client_create+0x7fb/0x10f0 [ 101.950068][ T8374] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 101.956122][ T8374] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.961641][ T8374] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.967680][ T8374] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.973468][ T8374] ? lockdep_init_map_waits+0x270/0x870 [ 101.979450][ T8374] v9fs_session_init+0x1ed/0x14c0 [ 101.984463][ T8374] ? v9fs_session_init+0x1ed/0x14c0 [ 101.989648][ T8374] ? find_held_lock+0x36/0x1d0 [ 101.994391][ T8374] ? v9fs_show_options+0x6c0/0x6c0 [ 101.999477][ T8374] ? __kasan_check_read+0x11/0x20 [ 102.004477][ T8374] ? v9fs_mount+0x55/0x7f0 [ 102.008873][ T8374] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.014619][ T8374] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.020684][ T8374] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.026469][ T8374] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.031990][ T8374] ? apparmor_task_alloc+0x2f0/0x2f0 [ 102.037266][ T8374] v9fs_mount+0x72/0x7f0 [ 102.041486][ T8374] ? v9fs_write_inode+0x50/0x50 [ 102.046309][ T8374] legacy_get_tree+0x103/0x1f0 [ 102.051055][ T8374] vfs_get_tree+0x8b/0x2d0 [ 102.055444][ T8374] ? capable+0x14/0x20 [ 102.059486][ T8374] do_mount+0x1272/0x1c30 [ 102.063792][ T8374] ? lock_downgrade+0x960/0x960 [ 102.068617][ T8374] ? copy_mount_string+0x20/0x20 [ 102.073534][ T8374] ? __kasan_check_write+0x14/0x20 [ 102.078633][ T8374] ? _copy_from_user+0xc5/0x110 [ 102.083571][ T8374] __x64_sys_mount+0x169/0x1c0 [ 102.088324][ T8374] do_syscall_64+0xd0/0x630 [ 102.092804][ T8374] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 102.098736][ T8374] RIP: 0033:0x458da9 [ 102.102618][ T8374] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.122220][ T8374] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.130602][ T8374] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 102.138549][ T8374] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 102.146495][ T8374] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 102.154444][ T8374] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 102.162389][ T8374] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 102.170355][ T8398] CPU: 1 PID: 8398 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 102.179566][ T8398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.189963][ T8398] Call Trace: [ 102.193243][ T8398] dump_stack+0x12d/0x187 [ 102.197779][ T8398] should_fail.cold.4+0x5/0x13 [ 102.202545][ T8398] ? fault_create_debugfs_attr+0x150/0x150 [ 102.208352][ T8398] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 102.215031][ T8398] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.220580][ T8398] __should_failslab+0xba/0xf0 [ 102.225343][ T8398] should_failslab+0x9/0x14 [ 102.229840][ T8398] kmem_cache_alloc+0x47/0x760 [ 102.234684][ T8398] ? __kasan_check_read+0x11/0x20 [ 102.239834][ T8398] ? mark_lock+0xbf/0x630 [ 102.244170][ T8398] ? legacy_get_tree+0x103/0x1f0 [ 102.249110][ T8398] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 102.255522][ T8398] idr_get_free+0x35d/0x880 [ 102.260119][ T8398] idr_alloc_u32+0x13a/0x330 [ 102.264708][ T8398] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 102.270419][ T8398] ? lock_acquire+0x209/0x9e0 [ 102.275097][ T8398] ? __kasan_check_write+0x14/0x20 [ 102.280281][ T8398] ? do_raw_spin_lock+0x132/0x2e0 [ 102.282985][ T8408] FAULT_INJECTION: forcing a failure. [ 102.282985][ T8408] name failslab, interval 1, probability 0, space 0, times 0 [ 102.285302][ T8398] idr_alloc+0x7d/0xc0 [ 102.301905][ T8398] ? idr_alloc_u32+0x330/0x330 [ 102.306648][ T8398] p9_client_prepare_req.part.5+0x571/0x670 [ 102.312607][ T8398] p9_client_rpc+0x174/0xe50 [ 102.317174][ T8398] ? p9_client_prepare_req.part.5+0x670/0x670 [ 102.324013][ T8398] ? p9_pollwait+0x182/0x210 [ 102.328581][ T8398] ? pipe_poll+0xc8/0x6b0 [ 102.332883][ T8398] ? ksys_dup3+0x2e0/0x2e0 [ 102.337375][ T8398] ? p9_fd_poll+0x19b/0x2a0 [ 102.341877][ T8398] ? p9_conn_create+0x3a5/0x4f0 [ 102.346703][ T8398] ? p9_conn_create+0x4f0/0x4f0 [ 102.351533][ T8398] p9_client_create+0x7fb/0x10f0 [ 102.356448][ T8398] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 102.362490][ T8398] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.368012][ T8398] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.374324][ T8398] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.380109][ T8398] ? lockdep_init_map_waits+0x270/0x870 [ 102.385638][ T8398] v9fs_session_init+0x1ed/0x14c0 [ 102.390639][ T8398] ? v9fs_session_init+0x1ed/0x14c0 [ 102.396421][ T8398] ? find_held_lock+0x36/0x1d0 [ 102.401164][ T8398] ? v9fs_show_options+0x6c0/0x6c0 [ 102.406247][ T8398] ? __kasan_check_read+0x11/0x20 [ 102.411247][ T8398] ? v9fs_mount+0x55/0x7f0 [ 102.415650][ T8398] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.421545][ T8398] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.427600][ T8398] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.433384][ T8398] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.438923][ T8398] ? apparmor_task_alloc+0x2f0/0x2f0 [ 102.444183][ T8398] v9fs_mount+0x72/0x7f0 [ 102.448402][ T8398] ? v9fs_write_inode+0x50/0x50 [ 102.453230][ T8398] legacy_get_tree+0x103/0x1f0 [ 102.457973][ T8398] vfs_get_tree+0x8b/0x2d0 [ 102.462363][ T8398] ? capable+0x14/0x20 [ 102.466411][ T8398] do_mount+0x1272/0x1c30 [ 102.471513][ T8398] ? lock_downgrade+0x960/0x960 [ 102.477294][ T8398] ? copy_mount_string+0x20/0x20 [ 102.482311][ T8398] ? __kasan_check_write+0x14/0x20 [ 102.487411][ T8398] ? _copy_from_user+0xc5/0x110 [ 102.492634][ T8398] __x64_sys_mount+0x169/0x1c0 [ 102.497380][ T8398] do_syscall_64+0xd0/0x630 [ 102.501863][ T8398] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 102.507834][ T8398] RIP: 0033:0x458da9 [ 102.511840][ T8398] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.531424][ T8398] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.539898][ T8398] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 102.548021][ T8398] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 102.555983][ T8398] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 102.563966][ T8398] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 102.571951][ T8398] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 102.580359][ T8408] CPU: 0 PID: 8408 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 102.588941][ T8408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.599007][ T8408] Call Trace: [ 102.602377][ T8408] dump_stack+0x12d/0x187 [ 102.606703][ T8408] should_fail.cold.4+0x5/0x13 [ 102.611553][ T8408] ? fault_create_debugfs_attr+0x150/0x150 [ 102.617358][ T8408] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 102.624896][ T8408] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.630437][ T8408] __should_failslab+0xba/0xf0 [ 102.635199][ T8408] should_failslab+0x9/0x14 [ 102.639695][ T8408] kmem_cache_alloc+0x47/0x760 [ 102.644487][ T8408] ? __kasan_check_read+0x11/0x20 [ 102.649501][ T8408] ? mark_lock+0xbf/0x630 [ 102.653832][ T8408] ? legacy_get_tree+0x103/0x1f0 [ 102.658765][ T8408] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 102.663090][ T27] audit: type=1804 audit(1590054990.063:22): pid=8415 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir940636818/syzkaller.nLQFLP/22/file0" dev="sda1" ino=15937 res=1 [ 102.665179][ T8408] idr_get_free+0x35d/0x880 [ 102.665198][ T8408] idr_alloc_u32+0x13a/0x330 [ 102.689273][ T8415] FAULT_INJECTION: forcing a failure. [ 102.689273][ T8415] name failslab, interval 1, probability 0, space 0, times 0 [ 102.694128][ T8408] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 102.716799][ T8408] ? lock_acquire+0x209/0x9e0 [ 102.721477][ T8408] ? __kasan_check_write+0x14/0x20 [ 102.726651][ T8408] ? do_raw_spin_lock+0x132/0x2e0 [ 102.731652][ T8408] idr_alloc+0x7d/0xc0 [ 102.735716][ T8408] ? idr_alloc_u32+0x330/0x330 [ 102.740458][ T8408] p9_client_prepare_req.part.5+0x571/0x670 [ 102.746353][ T8408] p9_client_rpc+0x174/0xe50 [ 102.750943][ T8408] ? p9_client_prepare_req.part.5+0x670/0x670 [ 102.756996][ T8408] ? p9_pollwait+0x182/0x210 [ 102.762529][ T8408] ? pipe_poll+0xc8/0x6b0 [ 102.766923][ T8408] ? ksys_dup3+0x2e0/0x2e0 [ 102.771313][ T8408] ? p9_fd_poll+0x19b/0x2a0 [ 102.775802][ T8408] ? p9_conn_create+0x3a5/0x4f0 [ 102.780646][ T8408] ? p9_conn_create+0x4f0/0x4f0 [ 102.785835][ T8408] p9_client_create+0x7fb/0x10f0 [ 102.790770][ T8408] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 102.796823][ T8408] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.802356][ T8408] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.808568][ T8408] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.814353][ T8408] ? lockdep_init_map_waits+0x270/0x870 [ 102.819892][ T8408] v9fs_session_init+0x1ed/0x14c0 [ 102.824890][ T8408] ? v9fs_session_init+0x1ed/0x14c0 [ 102.830060][ T8408] ? find_held_lock+0x36/0x1d0 [ 102.834826][ T8408] ? v9fs_show_options+0x6c0/0x6c0 [ 102.839909][ T8408] ? __kasan_check_read+0x11/0x20 [ 102.845342][ T8408] ? v9fs_mount+0x55/0x7f0 [ 102.849732][ T8408] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.855278][ T8408] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.861313][ T8408] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.867110][ T8408] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.873189][ T8408] ? apparmor_task_alloc+0x2f0/0x2f0 [ 102.878454][ T8408] v9fs_mount+0x72/0x7f0 [ 102.883281][ T8408] ? v9fs_write_inode+0x50/0x50 [ 102.888109][ T8408] legacy_get_tree+0x103/0x1f0 [ 102.893720][ T8408] vfs_get_tree+0x8b/0x2d0 [ 102.898109][ T8408] ? capable+0x14/0x20 [ 102.902253][ T8408] do_mount+0x1272/0x1c30 [ 102.906557][ T8408] ? lock_downgrade+0x960/0x960 [ 102.911398][ T8408] ? copy_mount_string+0x20/0x20 [ 102.916331][ T8408] ? __kasan_check_write+0x14/0x20 [ 102.921417][ T8408] ? _copy_from_user+0xc5/0x110 [ 102.926332][ T8408] __x64_sys_mount+0x169/0x1c0 [ 102.931074][ T8408] do_syscall_64+0xd0/0x630 [ 102.935554][ T8408] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 102.941508][ T8408] RIP: 0033:0x458da9 [ 102.945383][ T8408] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.964962][ T8408] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.973344][ T8408] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 102.981292][ T8408] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 102.989244][ T8408] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 102.997200][ T8408] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 103.005239][ T8408] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 103.013207][ T8415] CPU: 1 PID: 8415 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 103.021788][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.024253][ T8417] 9pnet: Insufficient options for proto=fd [ 103.031925][ T8415] Call Trace: [ 103.031939][ T8415] dump_stack+0x12d/0x187 [ 103.031951][ T8415] should_fail.cold.4+0x5/0x13 [ 103.031961][ T8415] ? fault_create_debugfs_attr+0x150/0x150 [ 103.031971][ T8415] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 103.031984][ T8415] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.031996][ T8415] __should_failslab+0xba/0xf0 [ 103.032005][ T8415] should_failslab+0x9/0x14 [ 103.032013][ T8415] kmem_cache_alloc+0x47/0x760 [ 103.032020][ T8415] ? __kasan_check_read+0x11/0x20 [ 103.032026][ T8415] ? mark_lock+0xbf/0x630 [ 103.032033][ T8415] ? legacy_get_tree+0x103/0x1f0 [ 103.032042][ T8415] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 103.032053][ T8415] idr_get_free+0x35d/0x880 [ 103.106328][ T8412] FAULT_INJECTION: forcing a failure. [ 103.106328][ T8412] name failslab, interval 1, probability 0, space 0, times 0 [ 103.107308][ T8415] idr_alloc_u32+0x13a/0x330 [ 103.124423][ T8415] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 103.129950][ T8415] ? lock_acquire+0x209/0x9e0 [ 103.134607][ T8415] ? __kasan_check_write+0x14/0x20 [ 103.139701][ T8415] ? do_raw_spin_lock+0x132/0x2e0 [ 103.145057][ T8415] idr_alloc+0x7d/0xc0 [ 103.149096][ T8415] ? idr_alloc_u32+0x330/0x330 [ 103.153836][ T8415] p9_client_prepare_req.part.5+0x571/0x670 [ 103.159706][ T8415] p9_client_rpc+0x174/0xe50 [ 103.164272][ T8415] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 103.170056][ T8415] ? __debug_object_init+0x4fc/0x10f0 [ 103.175403][ T8415] ? __kasan_check_read+0x11/0x20 [ 103.180485][ T8415] ? p9_client_prepare_req.part.5+0x670/0x670 [ 103.187931][ T8415] ? free_object+0x70/0x70 [ 103.192409][ T8415] ? ksys_dup3+0x2e0/0x2e0 [ 103.196830][ T8415] ? lockdep_init_map_waits+0x270/0x870 [ 103.202369][ T8415] ? __kasan_check_write+0x14/0x20 [ 103.207497][ T8415] ? p9_conn_create+0x3ce/0x4f0 [ 103.212685][ T8415] ? p9_conn_create+0x4f0/0x4f0 [ 103.217531][ T8415] p9_client_create+0x7fb/0x10f0 [ 103.223067][ T8415] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 103.229122][ T8415] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.234726][ T8415] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.240776][ T8415] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.247515][ T8415] ? lockdep_init_map_waits+0x270/0x870 [ 103.253054][ T8415] v9fs_session_init+0x1ed/0x14c0 [ 103.258149][ T8415] ? v9fs_session_init+0x1ed/0x14c0 [ 103.263336][ T8415] ? find_held_lock+0x36/0x1d0 [ 103.268092][ T8415] ? v9fs_show_options+0x6c0/0x6c0 [ 103.273176][ T8415] ? __kasan_check_read+0x11/0x20 [ 103.278178][ T8415] ? v9fs_mount+0x55/0x7f0 [ 103.282565][ T8415] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.288083][ T8415] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.294123][ T8415] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.299996][ T8415] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.305512][ T8415] ? apparmor_task_alloc+0x2f0/0x2f0 [ 103.310787][ T8415] v9fs_mount+0x72/0x7f0 [ 103.315008][ T8415] ? v9fs_write_inode+0x50/0x50 [ 103.319831][ T8415] legacy_get_tree+0x103/0x1f0 [ 103.324580][ T8415] vfs_get_tree+0x8b/0x2d0 [ 103.328967][ T8415] ? capable+0x14/0x20 [ 103.333011][ T8415] do_mount+0x1272/0x1c30 [ 103.337312][ T8415] ? lock_downgrade+0x960/0x960 [ 103.342335][ T8415] ? copy_mount_string+0x20/0x20 [ 103.347599][ T8415] ? __kasan_check_write+0x14/0x20 [ 103.352681][ T8415] ? _copy_from_user+0xc5/0x110 [ 103.357508][ T8415] __x64_sys_mount+0x169/0x1c0 [ 103.362337][ T8415] do_syscall_64+0xd0/0x630 [ 103.366817][ T8415] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 103.372678][ T8415] RIP: 0033:0x458da9 [ 103.376559][ T8415] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.396228][ T8415] RSP: 002b:00007f1c7c1a6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.404611][ T8415] RAX: ffffffffffffffda RBX: 00007f1c7c1a6c90 RCX: 0000000000458da9 [ 103.412556][ T8415] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 103.420940][ T8415] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 103.428976][ T8415] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1a76d4 [ 103.436920][ T8415] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 103.444884][ T8412] CPU: 0 PID: 8412 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 103.453468][ T8412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.463513][ T8412] Call Trace: [ 103.466816][ T8412] dump_stack+0x12d/0x187 [ 103.471147][ T8412] should_fail.cold.4+0x5/0x13 [ 103.475913][ T8412] ? fault_create_debugfs_attr+0x150/0x150 [ 103.481715][ T8412] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 103.488309][ T8412] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.494031][ T8412] __should_failslab+0xba/0xf0 [ 103.498795][ T8412] should_failslab+0x9/0x14 [ 103.503918][ T8412] kmem_cache_alloc+0x47/0x760 [ 103.508774][ T8412] ? __kasan_check_read+0x11/0x20 [ 103.513794][ T8412] ? mark_lock+0xbf/0x630 [ 103.518130][ T8412] ? legacy_get_tree+0x103/0x1f0 [ 103.523167][ T8412] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 103.529591][ T8412] idr_get_free+0x35d/0x880 [ 103.532341][ T8426] FAULT_INJECTION: forcing a failure. [ 103.532341][ T8426] name failslab, interval 1, probability 0, space 0, times 0 [ 103.534094][ T8412] idr_alloc_u32+0x13a/0x330 [ 103.551325][ T8412] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 103.556859][ T8412] ? lock_acquire+0x209/0x9e0 [ 103.561521][ T8412] ? __kasan_check_write+0x14/0x20 [ 103.566746][ T8412] ? do_raw_spin_lock+0x132/0x2e0 [ 103.571753][ T8412] idr_alloc+0x7d/0xc0 [ 103.575816][ T8412] ? idr_alloc_u32+0x330/0x330 [ 103.580664][ T8412] p9_client_prepare_req.part.5+0x571/0x670 [ 103.586546][ T8412] p9_client_rpc+0x174/0xe50 [ 103.591132][ T8412] ? p9_client_prepare_req.part.5+0x670/0x670 [ 103.597176][ T8412] ? p9_pollwait+0x182/0x210 [ 103.601746][ T8412] ? pipe_poll+0xc8/0x6b0 [ 103.606047][ T8412] ? ksys_dup3+0x2e0/0x2e0 [ 103.610434][ T8412] ? p9_fd_poll+0x19b/0x2a0 [ 103.615095][ T8412] ? p9_conn_create+0x3a5/0x4f0 [ 103.619924][ T8412] ? p9_conn_create+0x4f0/0x4f0 [ 103.624750][ T8412] p9_client_create+0x7fb/0x10f0 [ 103.629674][ T8412] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 103.635711][ T8412] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.641238][ T8412] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.647274][ T8412] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.653142][ T8412] ? lockdep_init_map_waits+0x270/0x870 [ 103.659012][ T8412] v9fs_session_init+0x1ed/0x14c0 [ 103.664007][ T8412] ? v9fs_session_init+0x1ed/0x14c0 [ 103.669182][ T8412] ? find_held_lock+0x36/0x1d0 [ 103.673933][ T8412] ? v9fs_show_options+0x6c0/0x6c0 [ 103.679024][ T8412] ? __kasan_check_read+0x11/0x20 [ 103.684027][ T8412] ? ipmr_cache_unresolved+0xc0/0x960 [ 103.689378][ T8412] ? v9fs_mount+0x55/0x7f0 [ 103.693774][ T8412] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.699290][ T8412] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.705340][ T8412] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.711119][ T8412] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.716653][ T8412] ? apparmor_task_alloc+0x2f0/0x2f0 [ 103.721929][ T8412] v9fs_mount+0x72/0x7f0 [ 103.726145][ T8412] ? v9fs_write_inode+0x50/0x50 [ 103.730969][ T8412] legacy_get_tree+0x103/0x1f0 [ 103.735836][ T8412] vfs_get_tree+0x8b/0x2d0 [ 103.740433][ T8412] ? capable+0x14/0x20 [ 103.744495][ T8412] do_mount+0x1272/0x1c30 [ 103.748805][ T8412] ? lock_downgrade+0x960/0x960 [ 103.753641][ T8412] ? copy_mount_string+0x20/0x20 [ 103.758568][ T8412] ? __kasan_check_write+0x14/0x20 [ 103.763651][ T8412] ? _copy_from_user+0xc5/0x110 [ 103.768564][ T8412] __x64_sys_mount+0x169/0x1c0 [ 103.773308][ T8412] do_syscall_64+0xd0/0x630 [ 103.777787][ T8412] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 103.783660][ T8412] RIP: 0033:0x458da9 [ 103.787535][ T8412] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.807115][ T8412] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.815496][ T8412] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 103.823452][ T8412] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 103.831395][ T8412] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 103.839339][ T8412] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 103.847457][ T8412] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 103.855429][ T8426] CPU: 1 PID: 8426 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 103.864011][ T8426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.874180][ T8426] Call Trace: [ 103.877645][ T8426] dump_stack+0x12d/0x187 [ 103.881987][ T8426] should_fail.cold.4+0x5/0x13 [ 103.886789][ T8426] ? fault_create_debugfs_attr+0x150/0x150 [ 103.892692][ T8426] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 103.899287][ T8426] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.904836][ T8426] __should_failslab+0xba/0xf0 [ 103.909116][ T8430] FAULT_INJECTION: forcing a failure. [ 103.909116][ T8430] name failslab, interval 1, probability 0, space 0, times 0 [ 103.909771][ T8426] should_failslab+0x9/0x14 [ 103.927468][ T8426] kmem_cache_alloc+0x47/0x760 [ 103.932220][ T8426] ? __kasan_check_read+0x11/0x20 [ 103.937218][ T8426] ? mark_lock+0xbf/0x630 [ 103.941527][ T8426] ? legacy_get_tree+0x103/0x1f0 [ 103.946451][ T8426] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 103.952840][ T8426] idr_get_free+0x35d/0x880 [ 103.957413][ T8426] idr_alloc_u32+0x13a/0x330 [ 103.961977][ T8426] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 103.967516][ T8426] ? lock_acquire+0x209/0x9e0 [ 103.972347][ T8426] ? __kasan_check_write+0x14/0x20 [ 103.977429][ T8426] ? do_raw_spin_lock+0x132/0x2e0 [ 103.982425][ T8426] idr_alloc+0x7d/0xc0 [ 103.986466][ T8426] ? idr_alloc_u32+0x330/0x330 [ 103.991208][ T8426] p9_client_prepare_req.part.5+0x571/0x670 [ 103.997084][ T8426] p9_client_rpc+0x174/0xe50 [ 104.001651][ T8426] ? p9_client_prepare_req.part.5+0x670/0x670 [ 104.007692][ T8426] ? p9_pollwait+0x182/0x210 [ 104.012279][ T8426] ? pipe_poll+0xc8/0x6b0 [ 104.016594][ T8426] ? ksys_dup3+0x2e0/0x2e0 [ 104.020994][ T8426] ? p9_fd_poll+0x19b/0x2a0 [ 104.025479][ T8426] ? p9_conn_create+0x3a5/0x4f0 [ 104.030305][ T8426] ? p9_conn_create+0x4f0/0x4f0 [ 104.035133][ T8426] p9_client_create+0x7fb/0x10f0 [ 104.040141][ T8426] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 104.046180][ T8426] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.052419][ T8426] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.058464][ T8426] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.064523][ T8426] ? lockdep_init_map_waits+0x270/0x870 [ 104.070064][ T8426] v9fs_session_init+0x1ed/0x14c0 [ 104.075061][ T8426] ? v9fs_session_init+0x1ed/0x14c0 [ 104.080240][ T8426] ? find_held_lock+0x36/0x1d0 [ 104.084980][ T8426] ? v9fs_show_options+0x6c0/0x6c0 [ 104.090065][ T8426] ? __kasan_check_read+0x11/0x20 [ 104.095064][ T8426] ? cec_transmit_msg_fh+0x1270/0x1950 [ 104.100504][ T8426] ? v9fs_mount+0x55/0x7f0 [ 104.104978][ T8426] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.110493][ T8426] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.116532][ T8426] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.122316][ T8426] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.127844][ T8426] ? apparmor_task_alloc+0x2f0/0x2f0 [ 104.133278][ T8426] v9fs_mount+0x72/0x7f0 [ 104.137496][ T8426] ? v9fs_write_inode+0x50/0x50 [ 104.142322][ T8426] legacy_get_tree+0x103/0x1f0 [ 104.147059][ T8426] vfs_get_tree+0x8b/0x2d0 [ 104.151451][ T8426] ? capable+0x14/0x20 [ 104.155496][ T8426] do_mount+0x1272/0x1c30 [ 104.159813][ T8426] ? lock_downgrade+0x960/0x960 [ 104.164650][ T8426] ? copy_mount_string+0x20/0x20 [ 104.169567][ T8426] ? __kasan_check_write+0x14/0x20 [ 104.174659][ T8426] ? _copy_from_user+0xc5/0x110 [ 104.179498][ T8426] __x64_sys_mount+0x169/0x1c0 [ 104.184272][ T8426] do_syscall_64+0xd0/0x630 [ 104.188873][ T8426] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 104.195558][ T8426] RIP: 0033:0x458da9 [ 104.199606][ T8426] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.219194][ T8426] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.227586][ T8426] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 104.235624][ T8426] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 104.243589][ T8426] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 104.251544][ T8426] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 104.259502][ T8426] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 104.267640][ T8430] CPU: 0 PID: 8430 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 104.276220][ T8430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.286271][ T8430] Call Trace: [ 104.289556][ T8430] dump_stack+0x12d/0x187 [ 104.294419][ T8430] should_fail.cold.4+0x5/0x13 [ 104.299199][ T8430] ? fault_create_debugfs_attr+0x150/0x150 [ 104.305004][ T8430] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 104.311584][ T8430] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.317126][ T8430] __should_failslab+0xba/0xf0 [ 104.321891][ T8430] should_failslab+0x9/0x14 [ 104.326403][ T8430] kmem_cache_alloc+0x47/0x760 [ 104.331166][ T8430] ? __kasan_check_read+0x11/0x20 [ 104.332577][ T8433] FAULT_INJECTION: forcing a failure. [ 104.332577][ T8433] name failslab, interval 1, probability 0, space 0, times 0 [ 104.336290][ T8430] ? mark_lock+0xbf/0x630 [ 104.353163][ T8430] ? legacy_get_tree+0x103/0x1f0 [ 104.358857][ T8430] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 104.365264][ T8430] idr_get_free+0x35d/0x880 [ 104.369750][ T8430] idr_alloc_u32+0x13a/0x330 [ 104.374315][ T8430] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 104.379833][ T8430] ? lock_acquire+0x209/0x9e0 [ 104.384484][ T8430] ? __kasan_check_write+0x14/0x20 [ 104.389569][ T8430] ? do_raw_spin_lock+0x132/0x2e0 [ 104.394566][ T8430] idr_alloc+0x7d/0xc0 [ 104.399580][ T8430] ? idr_alloc_u32+0x330/0x330 [ 104.404333][ T8430] p9_client_prepare_req.part.5+0x571/0x670 [ 104.410235][ T8430] p9_client_rpc+0x174/0xe50 [ 104.414806][ T8430] ? p9_client_prepare_req.part.5+0x670/0x670 [ 104.420857][ T8430] ? p9_pollwait+0x182/0x210 [ 104.425492][ T8430] ? pipe_poll+0xc8/0x6b0 [ 104.429801][ T8430] ? ksys_dup3+0x2e0/0x2e0 [ 104.434191][ T8430] ? p9_fd_poll+0x19b/0x2a0 [ 104.438685][ T8430] ? p9_conn_create+0x3a5/0x4f0 [ 104.443508][ T8430] ? p9_conn_create+0x4f0/0x4f0 [ 104.448359][ T8430] p9_client_create+0x7fb/0x10f0 [ 104.453360][ T8430] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 104.459403][ T8430] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.464934][ T8430] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.470969][ T8430] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.476765][ T8430] ? lockdep_init_map_waits+0x270/0x870 [ 104.482286][ T8430] v9fs_session_init+0x1ed/0x14c0 [ 104.487282][ T8430] ? v9fs_session_init+0x1ed/0x14c0 [ 104.492457][ T8430] ? find_held_lock+0x36/0x1d0 [ 104.497199][ T8430] ? v9fs_show_options+0x6c0/0x6c0 [ 104.502281][ T8430] ? __kasan_check_read+0x11/0x20 [ 104.507288][ T8430] ? v9fs_mount+0x55/0x7f0 [ 104.511688][ T8430] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.517208][ T8430] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.523260][ T8430] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.529069][ T8430] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.534615][ T8430] ? apparmor_task_alloc+0x2f0/0x2f0 [ 104.539882][ T8430] v9fs_mount+0x72/0x7f0 [ 104.544101][ T8430] ? v9fs_write_inode+0x50/0x50 [ 104.548925][ T8430] legacy_get_tree+0x103/0x1f0 [ 104.553671][ T8430] vfs_get_tree+0x8b/0x2d0 [ 104.558286][ T8430] ? capable+0x14/0x20 [ 104.562373][ T8430] do_mount+0x1272/0x1c30 [ 104.566686][ T8430] ? lock_downgrade+0x960/0x960 [ 104.571717][ T8430] ? copy_mount_string+0x20/0x20 [ 104.576641][ T8430] ? __kasan_check_write+0x14/0x20 [ 104.581741][ T8430] ? _copy_from_user+0xc5/0x110 [ 104.586567][ T8430] __x64_sys_mount+0x169/0x1c0 [ 104.591311][ T8430] do_syscall_64+0xd0/0x630 [ 104.595797][ T8430] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 104.601747][ T8430] RIP: 0033:0x458da9 [ 104.605615][ T8430] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.625203][ T8430] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.633591][ T8430] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 104.641536][ T8430] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 104.650346][ T8430] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 104.658295][ T8430] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 104.666238][ T8430] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 104.674213][ T8433] CPU: 1 PID: 8433 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 104.682793][ T8433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.692851][ T8433] Call Trace: [ 104.696139][ T8433] dump_stack+0x12d/0x187 [ 104.700488][ T8433] should_fail.cold.4+0x5/0x13 [ 104.705252][ T8433] ? fault_create_debugfs_attr+0x150/0x150 [ 104.711059][ T8433] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 104.717642][ T8433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.723194][ T8433] __should_failslab+0xba/0xf0 [ 104.726663][ T8427] FAULT_INJECTION: forcing a failure. [ 104.726663][ T8427] name failslab, interval 1, probability 0, space 0, times 0 [ 104.727950][ T8433] should_failslab+0x9/0x14 [ 104.745003][ T8433] kmem_cache_alloc+0x47/0x760 [ 104.749850][ T8433] ? __kasan_check_read+0x11/0x20 [ 104.755080][ T8433] ? mark_lock+0xbf/0x630 [ 104.759405][ T8433] ? legacy_get_tree+0x103/0x1f0 [ 104.764331][ T8433] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 104.770728][ T8433] idr_get_free+0x35d/0x880 [ 104.775212][ T8433] idr_alloc_u32+0x13a/0x330 [ 104.779779][ T8433] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 104.785309][ T8433] ? lock_acquire+0x209/0x9e0 [ 104.789972][ T8433] ? __kasan_check_write+0x14/0x20 [ 104.795140][ T8433] ? do_raw_spin_lock+0x132/0x2e0 [ 104.800144][ T8433] idr_alloc+0x7d/0xc0 [ 104.804184][ T8433] ? idr_alloc_u32+0x330/0x330 [ 104.809099][ T8433] p9_client_prepare_req.part.5+0x571/0x670 [ 104.814977][ T8433] p9_client_rpc+0x174/0xe50 [ 104.819545][ T8433] ? p9_client_prepare_req.part.5+0x670/0x670 [ 104.825593][ T8433] ? p9_pollwait+0x182/0x210 [ 104.830166][ T8433] ? pipe_poll+0xc8/0x6b0 [ 104.834481][ T8433] ? ksys_dup3+0x2e0/0x2e0 [ 104.838868][ T8433] ? p9_fd_poll+0x19b/0x2a0 [ 104.843344][ T8433] ? p9_conn_create+0x3a5/0x4f0 [ 104.848191][ T8433] ? p9_conn_create+0x4f0/0x4f0 [ 104.853017][ T8433] p9_client_create+0x7fb/0x10f0 [ 104.857931][ T8433] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 104.863970][ T8433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.869750][ T8433] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.875786][ T8433] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.881658][ T8433] ? lockdep_init_map_waits+0x270/0x870 [ 104.887204][ T8433] v9fs_session_init+0x1ed/0x14c0 [ 104.892201][ T8433] ? v9fs_session_init+0x1ed/0x14c0 [ 104.897383][ T8433] ? find_held_lock+0x36/0x1d0 [ 104.902299][ T8433] ? v9fs_show_options+0x6c0/0x6c0 [ 104.907390][ T8433] ? __kasan_check_read+0x11/0x20 [ 104.912388][ T8433] ? v9fs_mount+0x55/0x7f0 [ 104.916776][ T8433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.922381][ T8433] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.928421][ T8433] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.934203][ T8433] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.939734][ T8433] ? apparmor_task_alloc+0x2f0/0x2f0 [ 104.944992][ T8433] v9fs_mount+0x72/0x7f0 [ 104.949211][ T8433] ? v9fs_write_inode+0x50/0x50 [ 104.954032][ T8433] legacy_get_tree+0x103/0x1f0 [ 104.958770][ T8433] vfs_get_tree+0x8b/0x2d0 [ 104.963170][ T8433] ? capable+0x14/0x20 [ 104.967214][ T8433] do_mount+0x1272/0x1c30 [ 104.971522][ T8433] ? lock_downgrade+0x960/0x960 [ 104.976356][ T8433] ? copy_mount_string+0x20/0x20 [ 104.981271][ T8433] ? __kasan_check_write+0x14/0x20 [ 104.986424][ T8433] ? _copy_from_user+0xc5/0x110 [ 104.991250][ T8433] __x64_sys_mount+0x169/0x1c0 [ 104.995999][ T8433] do_syscall_64+0xd0/0x630 [ 105.000486][ T8433] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 105.006371][ T8433] RIP: 0033:0x458da9 [ 105.010239][ T8433] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.029832][ T8433] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.038263][ T8433] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 105.046207][ T8433] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 105.054187][ T8433] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 105.062246][ T8433] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 105.070197][ T8433] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 105.078161][ T8427] CPU: 0 PID: 8427 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 105.086741][ T8427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.096790][ T8427] Call Trace: [ 105.100086][ T8427] dump_stack+0x12d/0x187 [ 105.104416][ T8427] should_fail.cold.4+0x5/0x13 [ 105.109199][ T8427] ? fault_create_debugfs_attr+0x150/0x150 [ 105.115005][ T8427] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 105.121678][ T8427] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.127236][ T8427] __should_failslab+0xba/0xf0 [ 105.132003][ T8427] should_failslab+0x9/0x14 [ 105.136514][ T8427] kmem_cache_alloc+0x47/0x760 [ 105.140680][ T8442] FAULT_INJECTION: forcing a failure. [ 105.140680][ T8442] name failslab, interval 1, probability 0, space 0, times 0 [ 105.141294][ T8427] ? __kasan_check_read+0x11/0x20 [ 105.158938][ T8427] ? mark_lock+0xbf/0x630 [ 105.164390][ T8427] ? legacy_get_tree+0x103/0x1f0 [ 105.169316][ T8427] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 105.175716][ T8427] idr_get_free+0x35d/0x880 [ 105.180226][ T8427] idr_alloc_u32+0x13a/0x330 [ 105.184801][ T8427] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 105.190315][ T8427] ? lock_acquire+0x209/0x9e0 [ 105.195059][ T8427] ? __kasan_check_write+0x14/0x20 [ 105.200212][ T8427] ? do_raw_spin_lock+0x132/0x2e0 [ 105.205214][ T8427] idr_alloc+0x7d/0xc0 [ 105.209269][ T8427] ? idr_alloc_u32+0x330/0x330 [ 105.214105][ T8427] p9_client_prepare_req.part.5+0x571/0x670 [ 105.219993][ T8427] p9_client_rpc+0x174/0xe50 [ 105.224570][ T8427] ? p9_client_prepare_req.part.5+0x670/0x670 [ 105.230631][ T8427] ? p9_pollwait+0x182/0x210 [ 105.235284][ T8427] ? pipe_poll+0xc8/0x6b0 [ 105.239584][ T8427] ? ksys_dup3+0x2e0/0x2e0 [ 105.243978][ T8427] ? p9_fd_poll+0x19b/0x2a0 [ 105.248558][ T8427] ? p9_conn_create+0x3a5/0x4f0 [ 105.253392][ T8427] ? p9_conn_create+0x4f0/0x4f0 [ 105.258241][ T8427] p9_client_create+0x7fb/0x10f0 [ 105.263209][ T8427] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 105.269278][ T8427] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.275576][ T8427] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.281630][ T8427] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.287417][ T8427] ? lockdep_init_map_waits+0x270/0x870 [ 105.293118][ T8427] v9fs_session_init+0x1ed/0x14c0 [ 105.298139][ T8427] ? v9fs_session_init+0x1ed/0x14c0 [ 105.303324][ T8427] ? find_held_lock+0x36/0x1d0 [ 105.308066][ T8427] ? v9fs_show_options+0x6c0/0x6c0 [ 105.313500][ T8427] ? __kasan_check_read+0x11/0x20 [ 105.318508][ T8427] ? vb2_request_validate+0x10/0x1e0 [ 105.323766][ T8427] ? v9fs_mount+0x55/0x7f0 [ 105.328169][ T8427] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.333685][ T8427] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.339730][ T8427] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.345513][ T8427] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.351038][ T8427] ? apparmor_task_alloc+0x2f0/0x2f0 [ 105.356298][ T8427] v9fs_mount+0x72/0x7f0 [ 105.360520][ T8427] ? v9fs_write_inode+0x50/0x50 [ 105.365355][ T8427] legacy_get_tree+0x103/0x1f0 [ 105.370099][ T8427] vfs_get_tree+0x8b/0x2d0 [ 105.374498][ T8427] ? capable+0x14/0x20 [ 105.378717][ T8427] do_mount+0x1272/0x1c30 [ 105.383024][ T8427] ? lock_downgrade+0x960/0x960 [ 105.387862][ T8427] ? copy_mount_string+0x20/0x20 [ 105.392794][ T8427] ? __kasan_check_write+0x14/0x20 [ 105.397980][ T8427] ? _copy_from_user+0xc5/0x110 [ 105.402819][ T8427] __x64_sys_mount+0x169/0x1c0 [ 105.407560][ T8427] do_syscall_64+0xd0/0x630 [ 105.412226][ T8427] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 105.418354][ T8427] RIP: 0033:0x458da9 [ 105.422229][ T8427] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.441816][ T8427] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.450200][ T8427] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 105.458158][ T8427] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 105.466112][ T8427] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 105.474164][ T8427] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 2020/05/21 09:56:32 executed programs: 152 [ 105.482224][ T8427] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 105.490283][ T8442] CPU: 1 PID: 8442 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 105.498863][ T8442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.508914][ T8442] Call Trace: [ 105.512218][ T8442] dump_stack+0x12d/0x187 [ 105.516561][ T8442] should_fail.cold.4+0x5/0x13 [ 105.521324][ T8442] ? stack_trace_save+0x82/0xb0 [ 105.526176][ T8442] ? fault_create_debugfs_attr+0x150/0x150 [ 105.532040][ T8442] __should_failslab+0xba/0xf0 [ 105.536802][ T8442] should_failslab+0x9/0x14 [ 105.541318][ T8442] kmem_cache_alloc+0x47/0x760 [ 105.546516][ T8442] ? __kasan_check_read+0x11/0x20 [ 105.551540][ T8442] ? mark_lock+0xbf/0x630 [ 105.555870][ T8442] ? legacy_get_tree+0x103/0x1f0 [ 105.560804][ T8442] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 105.564291][ T8448] FAULT_INJECTION: forcing a failure. [ 105.564291][ T8448] name failslab, interval 1, probability 0, space 0, times 0 [ 105.567385][ T8442] idr_get_free+0x35d/0x880 [ 105.584415][ T8442] ? mark_held_locks+0x130/0x130 [ 105.589352][ T8442] idr_alloc_u32+0x13a/0x330 [ 105.593936][ T8442] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 105.599457][ T8442] ? lock_acquire+0x209/0x9e0 [ 105.604121][ T8442] ? __kasan_check_write+0x14/0x20 [ 105.609214][ T8442] ? do_raw_spin_lock+0x132/0x2e0 [ 105.614211][ T8442] idr_alloc+0x7d/0xc0 [ 105.618270][ T8442] ? idr_alloc_u32+0x330/0x330 [ 105.623020][ T8442] p9_client_prepare_req.part.5+0x571/0x670 [ 105.628890][ T8442] p9_client_rpc+0x174/0xe50 [ 105.633456][ T8442] ? p9_client_prepare_req.part.5+0x670/0x670 [ 105.639594][ T8442] ? p9_pollwait+0x182/0x210 [ 105.644160][ T8442] ? pipe_poll+0xc8/0x6b0 [ 105.648474][ T8442] ? ksys_dup3+0x2e0/0x2e0 [ 105.652863][ T8442] ? p9_fd_poll+0x19b/0x2a0 [ 105.657351][ T8442] ? p9_conn_create+0x3a5/0x4f0 [ 105.662173][ T8442] ? p9_conn_create+0x4f0/0x4f0 [ 105.666999][ T8442] p9_client_create+0x7fb/0x10f0 [ 105.671923][ T8442] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 105.677963][ T8442] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.683513][ T8442] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.689560][ T8442] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.695369][ T8442] ? lockdep_init_map_waits+0x270/0x870 [ 105.700897][ T8442] v9fs_session_init+0x1ed/0x14c0 [ 105.705902][ T8442] ? v9fs_session_init+0x1ed/0x14c0 [ 105.711083][ T8442] ? find_held_lock+0x36/0x1d0 [ 105.715835][ T8442] ? v9fs_show_options+0x6c0/0x6c0 [ 105.720952][ T8442] ? __kasan_check_read+0x11/0x20 [ 105.725963][ T8442] ? v9fs_mount+0x55/0x7f0 [ 105.730446][ T8442] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.735989][ T8442] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.742565][ T8442] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.748355][ T8442] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.753884][ T8442] ? apparmor_task_alloc+0x2f0/0x2f0 [ 105.759144][ T8442] v9fs_mount+0x72/0x7f0 [ 105.763364][ T8442] ? v9fs_write_inode+0x50/0x50 [ 105.768193][ T8442] legacy_get_tree+0x103/0x1f0 [ 105.773721][ T8442] vfs_get_tree+0x8b/0x2d0 [ 105.778107][ T8442] ? capable+0x14/0x20 [ 105.782160][ T8442] do_mount+0x1272/0x1c30 [ 105.786461][ T8442] ? lock_downgrade+0x960/0x960 [ 105.791296][ T8442] ? copy_mount_string+0x20/0x20 [ 105.796215][ T8442] ? __kasan_check_write+0x14/0x20 [ 105.801296][ T8442] ? _copy_from_user+0xc5/0x110 [ 105.806120][ T8442] __x64_sys_mount+0x169/0x1c0 [ 105.810858][ T8442] do_syscall_64+0xd0/0x630 [ 105.815365][ T8442] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 105.821241][ T8442] RIP: 0033:0x458da9 [ 105.825127][ T8442] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.844704][ T8442] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.853096][ T8442] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 105.861041][ T8442] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 105.868984][ T8442] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 105.877543][ T8442] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 105.885486][ T8442] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 105.893466][ T8448] CPU: 0 PID: 8448 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 105.902047][ T8448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.912145][ T8448] Call Trace: [ 105.915427][ T8448] dump_stack+0x12d/0x187 [ 105.919757][ T8448] should_fail.cold.4+0x5/0x13 [ 105.924520][ T8448] ? fault_create_debugfs_attr+0x150/0x150 [ 105.930327][ T8448] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 105.936591][ T8453] FAULT_INJECTION: forcing a failure. [ 105.936591][ T8453] name failslab, interval 1, probability 0, space 0, times 0 [ 105.936907][ T8448] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.954977][ T8448] __should_failslab+0xba/0xf0 [ 105.959724][ T8448] should_failslab+0x9/0x14 [ 105.964200][ T8448] kmem_cache_alloc+0x47/0x760 [ 105.968936][ T8448] ? __kasan_check_read+0x11/0x20 [ 105.973932][ T8448] ? mark_lock+0xbf/0x630 [ 105.978321][ T8448] ? legacy_get_tree+0x103/0x1f0 [ 105.983233][ T8448] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 105.989633][ T8448] idr_get_free+0x35d/0x880 [ 105.994116][ T8448] idr_alloc_u32+0x13a/0x330 [ 105.998707][ T8448] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 106.004418][ T8448] ? lock_acquire+0x209/0x9e0 [ 106.009084][ T8448] ? __kasan_check_write+0x14/0x20 [ 106.014181][ T8448] ? do_raw_spin_lock+0x132/0x2e0 [ 106.019184][ T8448] idr_alloc+0x7d/0xc0 [ 106.023227][ T8448] ? idr_alloc_u32+0x330/0x330 [ 106.027970][ T8448] p9_client_prepare_req.part.5+0x571/0x670 [ 106.033840][ T8448] p9_client_rpc+0x174/0xe50 [ 106.038403][ T8448] ? p9_client_prepare_req.part.5+0x670/0x670 [ 106.044440][ T8448] ? p9_pollwait+0x182/0x210 [ 106.049004][ T8448] ? pipe_poll+0xc8/0x6b0 [ 106.053312][ T8448] ? ksys_dup3+0x2e0/0x2e0 [ 106.057714][ T8448] ? p9_fd_poll+0x19b/0x2a0 [ 106.062189][ T8448] ? p9_conn_create+0x3a5/0x4f0 [ 106.067015][ T8448] ? p9_conn_create+0x4f0/0x4f0 [ 106.071854][ T8448] p9_client_create+0x7fb/0x10f0 [ 106.076780][ T8448] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 106.083199][ T8448] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.088717][ T8448] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.094754][ T8448] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.100554][ T8448] ? lockdep_init_map_waits+0x270/0x870 [ 106.106254][ T8448] v9fs_session_init+0x1ed/0x14c0 [ 106.111262][ T8448] ? v9fs_session_init+0x1ed/0x14c0 [ 106.116433][ T8448] ? find_held_lock+0x36/0x1d0 [ 106.121171][ T8448] ? v9fs_show_options+0x6c0/0x6c0 [ 106.126253][ T8448] ? __kasan_check_read+0x11/0x20 [ 106.131347][ T8448] ? uverbs_free_xrcd+0x90/0x210 [ 106.136259][ T8448] ? v9fs_mount+0x55/0x7f0 [ 106.140660][ T8448] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.146175][ T8448] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.152211][ T8448] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.157993][ T8448] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.163511][ T8448] ? apparmor_task_alloc+0x2f0/0x2f0 [ 106.168770][ T8448] v9fs_mount+0x72/0x7f0 [ 106.172986][ T8448] ? v9fs_write_inode+0x50/0x50 [ 106.177810][ T8448] legacy_get_tree+0x103/0x1f0 [ 106.182557][ T8448] vfs_get_tree+0x8b/0x2d0 [ 106.186955][ T8448] ? capable+0x14/0x20 [ 106.190997][ T8448] do_mount+0x1272/0x1c30 [ 106.195392][ T8448] ? lock_downgrade+0x960/0x960 [ 106.200224][ T8448] ? copy_mount_string+0x20/0x20 [ 106.206289][ T8448] ? __kasan_check_write+0x14/0x20 [ 106.211377][ T8448] ? _copy_from_user+0xc5/0x110 [ 106.216205][ T8448] __x64_sys_mount+0x169/0x1c0 [ 106.220946][ T8448] do_syscall_64+0xd0/0x630 [ 106.225511][ T8448] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 106.231461][ T8448] RIP: 0033:0x458da9 [ 106.235338][ T8448] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.254911][ T8448] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.263299][ T8448] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 106.271363][ T8448] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 106.279316][ T8448] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 106.287265][ T8448] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 106.295218][ T8448] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 106.303201][ T8453] CPU: 1 PID: 8453 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 106.311781][ T8453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.322010][ T8453] Call Trace: [ 106.325298][ T8453] dump_stack+0x12d/0x187 [ 106.329628][ T8453] should_fail.cold.4+0x5/0x13 [ 106.334390][ T8453] ? fault_create_debugfs_attr+0x150/0x150 [ 106.340189][ T8453] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 106.346877][ T8453] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.352427][ T8453] __should_failslab+0xba/0xf0 [ 106.355919][ T8457] FAULT_INJECTION: forcing a failure. [ 106.355919][ T8457] name failslab, interval 1, probability 0, space 0, times 0 [ 106.357188][ T8453] should_failslab+0x9/0x14 [ 106.374215][ T8453] kmem_cache_alloc+0x47/0x760 [ 106.378964][ T8453] ? __kasan_check_read+0x11/0x20 [ 106.383963][ T8453] ? mark_lock+0xbf/0x630 [ 106.388266][ T8453] ? legacy_get_tree+0x103/0x1f0 [ 106.393199][ T8453] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 106.399936][ T8453] idr_get_free+0x35d/0x880 [ 106.405031][ T8453] idr_alloc_u32+0x13a/0x330 [ 106.409597][ T8453] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 106.415118][ T8453] ? lock_acquire+0x209/0x9e0 [ 106.419782][ T8453] ? __kasan_check_write+0x14/0x20 [ 106.424865][ T8453] ? do_raw_spin_lock+0x132/0x2e0 [ 106.429865][ T8453] idr_alloc+0x7d/0xc0 [ 106.433914][ T8453] ? idr_alloc_u32+0x330/0x330 [ 106.438666][ T8453] p9_client_prepare_req.part.5+0x571/0x670 [ 106.444621][ T8453] p9_client_rpc+0x174/0xe50 [ 106.449189][ T8453] ? p9_client_prepare_req.part.5+0x670/0x670 [ 106.455268][ T8453] ? p9_pollwait+0x182/0x210 [ 106.459840][ T8453] ? pipe_poll+0xc8/0x6b0 [ 106.464143][ T8453] ? ksys_dup3+0x2e0/0x2e0 [ 106.468548][ T8453] ? p9_fd_poll+0x19b/0x2a0 [ 106.473024][ T8453] ? p9_conn_create+0x3a5/0x4f0 [ 106.477848][ T8453] ? p9_conn_create+0x4f0/0x4f0 [ 106.482675][ T8453] p9_client_create+0x7fb/0x10f0 [ 106.487599][ T8453] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 106.493830][ T8453] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.499355][ T8453] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.505393][ T8453] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.511193][ T8453] ? lockdep_init_map_waits+0x270/0x870 [ 106.516758][ T8453] v9fs_session_init+0x1ed/0x14c0 [ 106.521775][ T8453] ? v9fs_session_init+0x1ed/0x14c0 [ 106.526963][ T8453] ? find_held_lock+0x36/0x1d0 [ 106.531707][ T8453] ? v9fs_show_options+0x6c0/0x6c0 [ 106.536793][ T8453] ? __kasan_check_read+0x11/0x20 [ 106.542231][ T8453] ? v9fs_mount+0x55/0x7f0 [ 106.546622][ T8453] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.552190][ T8453] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.558587][ T8453] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.564375][ T8453] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.569892][ T8453] ? apparmor_task_alloc+0x2f0/0x2f0 [ 106.575380][ T8453] v9fs_mount+0x72/0x7f0 [ 106.580681][ T8453] ? v9fs_write_inode+0x50/0x50 [ 106.585515][ T8453] legacy_get_tree+0x103/0x1f0 [ 106.590258][ T8453] vfs_get_tree+0x8b/0x2d0 [ 106.595228][ T8453] ? capable+0x14/0x20 [ 106.599272][ T8453] do_mount+0x1272/0x1c30 [ 106.603658][ T8453] ? lock_downgrade+0x960/0x960 [ 106.608571][ T8453] ? copy_mount_string+0x20/0x20 [ 106.613496][ T8453] ? __kasan_check_write+0x14/0x20 [ 106.619212][ T8453] ? _copy_from_user+0xc5/0x110 [ 106.624066][ T8453] __x64_sys_mount+0x169/0x1c0 [ 106.628804][ T8453] do_syscall_64+0xd0/0x630 [ 106.633376][ T8453] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 106.639329][ T8453] RIP: 0033:0x458da9 [ 106.643720][ T8453] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.664166][ T8453] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.672646][ T8453] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 106.680633][ T8453] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 106.688854][ T8453] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 106.696808][ T8453] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 106.704768][ T8453] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 106.712737][ T8457] CPU: 0 PID: 8457 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 106.721322][ T8457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.731552][ T8457] Call Trace: [ 106.736351][ T8457] dump_stack+0x12d/0x187 [ 106.743832][ T8457] should_fail.cold.4+0x5/0x13 [ 106.748607][ T8457] ? fault_create_debugfs_attr+0x150/0x150 [ 106.758151][ T8457] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 106.764915][ T8457] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.770636][ T8457] __should_failslab+0xba/0xf0 [ 106.775933][ T8457] should_failslab+0x9/0x14 [ 106.780540][ T8457] kmem_cache_alloc+0x47/0x760 [ 106.785331][ T8457] ? __kasan_check_read+0x11/0x20 [ 106.790355][ T8457] ? mark_lock+0xbf/0x630 [ 106.794688][ T8457] ? legacy_get_tree+0x103/0x1f0 [ 106.799894][ T8457] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 106.806399][ T8457] idr_get_free+0x35d/0x880 [ 106.811709][ T8457] idr_alloc_u32+0x13a/0x330 [ 106.816492][ T8457] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 106.822057][ T8457] ? lock_acquire+0x209/0x9e0 [ 106.826745][ T8457] ? __kasan_check_write+0x14/0x20 [ 106.831861][ T8457] ? do_raw_spin_lock+0x132/0x2e0 [ 106.836895][ T8457] idr_alloc+0x7d/0xc0 [ 106.840970][ T8457] ? idr_alloc_u32+0x330/0x330 [ 106.845743][ T8457] p9_client_prepare_req.part.5+0x571/0x670 [ 106.851728][ T8457] p9_client_rpc+0x174/0xe50 [ 106.855250][ T8471] FAULT_INJECTION: forcing a failure. [ 106.855250][ T8471] name failslab, interval 1, probability 0, space 0, times 0 [ 106.856313][ T8457] ? p9_client_prepare_req.part.5+0x670/0x670 [ 106.876663][ T8457] ? p9_pollwait+0x182/0x210 [ 106.881234][ T8457] ? pipe_poll+0xc8/0x6b0 [ 106.885622][ T8457] ? ksys_dup3+0x2e0/0x2e0 [ 106.890017][ T8457] ? p9_fd_poll+0x19b/0x2a0 [ 106.894584][ T8457] ? p9_conn_create+0x3a5/0x4f0 [ 106.899453][ T8457] ? p9_conn_create+0x4f0/0x4f0 [ 106.904320][ T8457] p9_client_create+0x7fb/0x10f0 [ 106.909249][ T8457] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 106.915295][ T8457] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.920830][ T8457] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.926869][ T8457] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.932848][ T8457] ? lockdep_init_map_waits+0x270/0x870 [ 106.938380][ T8457] v9fs_session_init+0x1ed/0x14c0 [ 106.943486][ T8457] ? v9fs_session_init+0x1ed/0x14c0 [ 106.948750][ T8457] ? find_held_lock+0x36/0x1d0 [ 106.953515][ T8457] ? v9fs_show_options+0x6c0/0x6c0 [ 106.958612][ T8457] ? __kasan_check_read+0x11/0x20 [ 106.963620][ T8457] ? uverbs_free_xrcd+0x90/0x210 [ 106.968735][ T8457] ? v9fs_mount+0x55/0x7f0 [ 106.973133][ T8457] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.978651][ T8457] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.984867][ T8457] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.990668][ T8457] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.996220][ T8457] ? apparmor_task_alloc+0x2f0/0x2f0 [ 107.001506][ T8457] v9fs_mount+0x72/0x7f0 [ 107.005828][ T8457] ? v9fs_write_inode+0x50/0x50 [ 107.010653][ T8457] legacy_get_tree+0x103/0x1f0 [ 107.015408][ T8457] vfs_get_tree+0x8b/0x2d0 [ 107.019885][ T8457] ? capable+0x14/0x20 [ 107.024395][ T8457] do_mount+0x1272/0x1c30 [ 107.028801][ T8457] ? lock_downgrade+0x960/0x960 [ 107.033629][ T8457] ? copy_mount_string+0x20/0x20 [ 107.038735][ T8457] ? __kasan_check_write+0x14/0x20 [ 107.043821][ T8457] ? _copy_from_user+0xc5/0x110 [ 107.048736][ T8457] __x64_sys_mount+0x169/0x1c0 [ 107.053501][ T8457] do_syscall_64+0xd0/0x630 [ 107.057987][ T8457] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 107.063851][ T8457] RIP: 0033:0x458da9 [ 107.067721][ T8457] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.087564][ T8457] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.095946][ T8457] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 107.103894][ T8457] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 107.111940][ T8457] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 107.119893][ T8457] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 107.127840][ T8457] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 107.135805][ T8471] CPU: 1 PID: 8471 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 107.144387][ T8471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.154439][ T8471] Call Trace: [ 107.157726][ T8471] dump_stack+0x12d/0x187 [ 107.162062][ T8471] should_fail.cold.4+0x5/0x13 [ 107.166015][ T8473] FAULT_INJECTION: forcing a failure. [ 107.166015][ T8473] name failslab, interval 1, probability 0, space 0, times 0 [ 107.166815][ T8471] ? stack_trace_save+0x82/0xb0 [ 107.184192][ T8471] ? fault_create_debugfs_attr+0x150/0x150 [ 107.189986][ T8471] __should_failslab+0xba/0xf0 [ 107.194817][ T8471] should_failslab+0x9/0x14 [ 107.199393][ T8471] kmem_cache_alloc+0x47/0x760 [ 107.204127][ T8471] ? __kasan_check_read+0x11/0x20 [ 107.209164][ T8471] ? mark_lock+0xbf/0x630 [ 107.213467][ T8471] ? legacy_get_tree+0x103/0x1f0 [ 107.218391][ T8471] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 107.224782][ T8471] idr_get_free+0x35d/0x880 [ 107.229262][ T8471] ? mark_held_locks+0x130/0x130 [ 107.234176][ T8471] idr_alloc_u32+0x13a/0x330 [ 107.238748][ T8471] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 107.244349][ T8471] ? lock_acquire+0x209/0x9e0 [ 107.249006][ T8471] ? __kasan_check_write+0x14/0x20 [ 107.254101][ T8471] ? do_raw_spin_lock+0x132/0x2e0 [ 107.259099][ T8471] idr_alloc+0x7d/0xc0 [ 107.263142][ T8471] ? idr_alloc_u32+0x330/0x330 [ 107.267894][ T8471] p9_client_prepare_req.part.5+0x571/0x670 [ 107.273853][ T8471] p9_client_rpc+0x174/0xe50 [ 107.278692][ T8471] ? p9_client_prepare_req.part.5+0x670/0x670 [ 107.284753][ T8471] ? p9_pollwait+0x182/0x210 [ 107.289331][ T8471] ? pipe_poll+0xc8/0x6b0 [ 107.293630][ T8471] ? ksys_dup3+0x2e0/0x2e0 [ 107.298017][ T8471] ? p9_fd_poll+0x19b/0x2a0 [ 107.302499][ T8471] ? p9_conn_create+0x3a5/0x4f0 [ 107.307335][ T8471] ? p9_conn_create+0x4f0/0x4f0 [ 107.312169][ T8471] p9_client_create+0x7fb/0x10f0 [ 107.317084][ T8471] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 107.323134][ T8471] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.328659][ T8471] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.334867][ T8471] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.340668][ T8471] ? lockdep_init_map_waits+0x270/0x870 [ 107.346195][ T8471] v9fs_session_init+0x1ed/0x14c0 [ 107.351189][ T8471] ? v9fs_session_init+0x1ed/0x14c0 [ 107.356381][ T8471] ? find_held_lock+0x36/0x1d0 [ 107.361129][ T8471] ? v9fs_show_options+0x6c0/0x6c0 [ 107.366222][ T8471] ? __kasan_check_read+0x11/0x20 [ 107.371229][ T8471] ? alps_process_packet_ss4_v2+0x2e0/0x880 [ 107.377093][ T8471] ? v9fs_mount+0x55/0x7f0 [ 107.381481][ T8471] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.386995][ T8471] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.393153][ T8471] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.398947][ T8471] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.404467][ T8471] ? apparmor_task_alloc+0x2f0/0x2f0 [ 107.409727][ T8471] v9fs_mount+0x72/0x7f0 [ 107.413951][ T8471] ? v9fs_write_inode+0x50/0x50 [ 107.418778][ T8471] legacy_get_tree+0x103/0x1f0 [ 107.424471][ T8471] vfs_get_tree+0x8b/0x2d0 [ 107.428861][ T8471] ? capable+0x14/0x20 [ 107.432904][ T8471] do_mount+0x1272/0x1c30 [ 107.437205][ T8471] ? lock_downgrade+0x960/0x960 [ 107.442118][ T8471] ? copy_mount_string+0x20/0x20 [ 107.447037][ T8471] ? __kasan_check_write+0x14/0x20 [ 107.452553][ T8471] ? _copy_from_user+0xc5/0x110 [ 107.457380][ T8471] __x64_sys_mount+0x169/0x1c0 [ 107.462138][ T8471] do_syscall_64+0xd0/0x630 [ 107.466616][ T8471] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 107.472575][ T8471] RIP: 0033:0x458da9 [ 107.476443][ T8471] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.496019][ T8471] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.504402][ T8471] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 107.512459][ T8471] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 107.520425][ T8471] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 107.528374][ T8471] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 107.536318][ T8471] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 107.544288][ T8473] CPU: 0 PID: 8473 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 107.552961][ T8473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.563013][ T8473] Call Trace: [ 107.566306][ T8473] dump_stack+0x12d/0x187 [ 107.570724][ T8473] should_fail.cold.4+0x5/0x13 [ 107.575641][ T8473] ? stack_trace_save+0x82/0xb0 [ 107.580756][ T8473] ? fault_create_debugfs_attr+0x150/0x150 [ 107.586573][ T8473] __should_failslab+0xba/0xf0 [ 107.591432][ T8473] should_failslab+0x9/0x14 [ 107.595940][ T8473] kmem_cache_alloc+0x47/0x760 [ 107.600793][ T8473] ? __kasan_check_read+0x11/0x20 [ 107.605817][ T8473] ? mark_lock+0xbf/0x630 [ 107.610663][ T8473] ? legacy_get_tree+0x103/0x1f0 [ 107.615601][ T8473] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 107.622193][ T8473] idr_get_free+0x35d/0x880 [ 107.626707][ T8473] ? mark_held_locks+0x130/0x130 [ 107.631653][ T8473] idr_alloc_u32+0x13a/0x330 [ 107.636245][ T8473] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 107.641821][ T8473] ? lock_acquire+0x209/0x9e0 [ 107.646503][ T8473] ? __kasan_check_write+0x14/0x20 [ 107.651615][ T8473] ? do_raw_spin_lock+0x132/0x2e0 [ 107.656638][ T8473] idr_alloc+0x7d/0xc0 [ 107.660706][ T8473] ? idr_alloc_u32+0x330/0x330 [ 107.665477][ T8473] p9_client_prepare_req.part.5+0x571/0x670 [ 107.671370][ T8473] p9_client_rpc+0x174/0xe50 [ 107.675957][ T8473] ? p9_client_prepare_req.part.5+0x670/0x670 [ 107.682017][ T8473] ? p9_pollwait+0x182/0x210 [ 107.686612][ T8473] ? pipe_poll+0xc8/0x6b0 [ 107.690937][ T8473] ? ksys_dup3+0x2e0/0x2e0 [ 107.695348][ T8473] ? p9_fd_poll+0x19b/0x2a0 [ 107.699852][ T8473] ? p9_conn_create+0x3a5/0x4f0 [ 107.704697][ T8473] ? p9_conn_create+0x4f0/0x4f0 [ 107.709552][ T8473] p9_client_create+0x7fb/0x10f0 [ 107.715116][ T8473] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 107.721181][ T8473] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.721746][ T8482] FAULT_INJECTION: forcing a failure. [ 107.721746][ T8482] name failslab, interval 1, probability 0, space 0, times 0 [ 107.726713][ T8473] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.745341][ T8473] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.753056][ T8473] ? lockdep_init_map_waits+0x270/0x870 [ 107.758793][ T8473] v9fs_session_init+0x1ed/0x14c0 [ 107.763809][ T8473] ? v9fs_session_init+0x1ed/0x14c0 [ 107.768998][ T8473] ? find_held_lock+0x36/0x1d0 [ 107.773745][ T8473] ? v9fs_show_options+0x6c0/0x6c0 [ 107.778833][ T8473] ? __kasan_check_read+0x11/0x20 [ 107.783830][ T8473] ? v9fs_mount+0x55/0x7f0 [ 107.788228][ T8473] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.793768][ T8473] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.799804][ T8473] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.805583][ T8473] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.811102][ T8473] ? apparmor_task_alloc+0x2f0/0x2f0 [ 107.816363][ T8473] v9fs_mount+0x72/0x7f0 [ 107.820758][ T8473] ? v9fs_write_inode+0x50/0x50 [ 107.825587][ T8473] legacy_get_tree+0x103/0x1f0 [ 107.830329][ T8473] vfs_get_tree+0x8b/0x2d0 [ 107.834716][ T8473] ? capable+0x14/0x20 [ 107.838766][ T8473] do_mount+0x1272/0x1c30 [ 107.843077][ T8473] ? lock_downgrade+0x960/0x960 [ 107.847903][ T8473] ? copy_mount_string+0x20/0x20 [ 107.852826][ T8473] ? __kasan_check_write+0x14/0x20 [ 107.857929][ T8473] ? _copy_from_user+0xc5/0x110 [ 107.862781][ T8473] __x64_sys_mount+0x169/0x1c0 [ 107.867563][ T8473] do_syscall_64+0xd0/0x630 [ 107.872046][ T8473] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 107.877914][ T8473] RIP: 0033:0x458da9 [ 107.881782][ T8473] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.901377][ T8473] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.909938][ T8473] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 107.917994][ T8473] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 107.927414][ T8473] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 107.935361][ T8473] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 107.943322][ T8473] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 107.951289][ T8482] CPU: 1 PID: 8482 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 107.960120][ T8482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.970288][ T8482] Call Trace: [ 107.973576][ T8482] dump_stack+0x12d/0x187 [ 107.977903][ T8482] should_fail.cold.4+0x5/0x13 [ 107.982667][ T8482] ? fault_create_debugfs_attr+0x150/0x150 [ 107.988494][ T8482] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 107.994606][ T8488] FAULT_INJECTION: forcing a failure. [ 107.994606][ T8488] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.995108][ T8482] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.016244][ T8482] __should_failslab+0xba/0xf0 [ 108.020999][ T8482] should_failslab+0x9/0x14 [ 108.025477][ T8482] kmem_cache_alloc+0x47/0x760 [ 108.030215][ T8482] ? __kasan_check_read+0x11/0x20 [ 108.036188][ T8482] ? mark_lock+0xbf/0x630 [ 108.040501][ T8482] ? legacy_get_tree+0x103/0x1f0 [ 108.046158][ T8482] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 108.052554][ T8482] idr_get_free+0x35d/0x880 [ 108.057061][ T8482] idr_alloc_u32+0x13a/0x330 [ 108.061652][ T8482] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 108.067169][ T8482] ? lock_acquire+0x209/0x9e0 [ 108.071825][ T8482] ? __kasan_check_write+0x14/0x20 [ 108.076911][ T8482] ? do_raw_spin_lock+0x132/0x2e0 [ 108.081913][ T8482] idr_alloc+0x7d/0xc0 [ 108.085957][ T8482] ? idr_alloc_u32+0x330/0x330 [ 108.090703][ T8482] p9_client_prepare_req.part.5+0x571/0x670 [ 108.096591][ T8482] p9_client_rpc+0x174/0xe50 [ 108.101158][ T8482] ? p9_client_prepare_req.part.5+0x670/0x670 [ 108.107372][ T8482] ? p9_pollwait+0x182/0x210 [ 108.111938][ T8482] ? pipe_poll+0xc8/0x6b0 [ 108.116239][ T8482] ? ksys_dup3+0x2e0/0x2e0 [ 108.120645][ T8482] ? p9_fd_poll+0x19b/0x2a0 [ 108.125139][ T8482] ? p9_conn_create+0x3a5/0x4f0 [ 108.129983][ T8482] ? p9_conn_create+0x4f0/0x4f0 [ 108.134813][ T8482] p9_client_create+0x7fb/0x10f0 [ 108.140716][ T8482] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 108.146770][ T8482] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.152311][ T8482] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.158369][ T8482] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.164160][ T8482] ? lockdep_init_map_waits+0x270/0x870 [ 108.169701][ T8482] v9fs_session_init+0x1ed/0x14c0 [ 108.174699][ T8482] ? v9fs_session_init+0x1ed/0x14c0 [ 108.179871][ T8482] ? find_held_lock+0x36/0x1d0 [ 108.184613][ T8482] ? v9fs_show_options+0x6c0/0x6c0 [ 108.189788][ T8482] ? __kasan_check_read+0x11/0x20 [ 108.194788][ T8482] ? v9fs_mount+0x55/0x7f0 [ 108.199889][ T8482] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.205424][ T8482] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.211463][ T8482] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.217246][ T8482] ? kmem_cache_alloc_trace+0x39e/0x780 [ 108.222766][ T8482] ? apparmor_task_alloc+0x2f0/0x2f0 [ 108.228124][ T8482] v9fs_mount+0x72/0x7f0 [ 108.232429][ T8482] ? v9fs_write_inode+0x50/0x50 [ 108.237255][ T8482] legacy_get_tree+0x103/0x1f0 [ 108.242004][ T8482] vfs_get_tree+0x8b/0x2d0 [ 108.246396][ T8482] ? capable+0x14/0x20 [ 108.250456][ T8482] do_mount+0x1272/0x1c30 [ 108.254761][ T8482] ? lock_downgrade+0x960/0x960 [ 108.259604][ T8482] ? copy_mount_string+0x20/0x20 [ 108.264539][ T8482] ? __kasan_check_write+0x14/0x20 [ 108.269624][ T8482] ? _copy_from_user+0xc5/0x110 [ 108.274470][ T8482] __x64_sys_mount+0x169/0x1c0 [ 108.279237][ T8482] do_syscall_64+0xd0/0x630 [ 108.283717][ T8482] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 108.289599][ T8482] RIP: 0033:0x458da9 [ 108.293477][ T8482] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.313576][ T8482] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.321976][ T8482] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 108.329922][ T8482] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 108.337871][ T8482] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 108.345818][ T8482] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 108.353872][ T8482] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 108.361845][ T8488] CPU: 0 PID: 8488 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 108.370523][ T8488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.380659][ T8488] Call Trace: [ 108.383946][ T8488] dump_stack+0x12d/0x187 [ 108.388284][ T8488] should_fail.cold.4+0x5/0x13 [ 108.393043][ T8488] ? do_mount+0x1272/0x1c30 [ 108.397899][ T8488] ? fault_create_debugfs_attr+0x150/0x150 [ 108.403884][ T8488] ? find_held_lock+0x36/0x1d0 [ 108.408651][ T8488] should_fail_alloc_page+0x50/0x60 [ 108.413849][ T8488] __alloc_pages_nodemask+0x17f/0x880 [ 108.419224][ T8488] ? cache_grow_end+0xab/0x190 [ 108.423985][ T8488] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 108.424980][ T8485] FAULT_INJECTION: forcing a failure. [ 108.424980][ T8485] name failslab, interval 1, probability 0, space 0, times 0 [ 108.430911][ T8488] ? do_raw_spin_lock+0x132/0x2e0 [ 108.448488][ T8488] cache_grow_begin+0x92/0xc70 [ 108.453242][ T8488] ? __kmalloc+0xc5/0x7a0 [ 108.457563][ T8488] ? trace_hardirqs_off+0x41/0x1a0 [ 108.462649][ T8488] __kmalloc+0x6d3/0x7a0 [ 108.466884][ T8488] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 108.472143][ T8488] p9_fcall_init.isra.2+0x55/0x1c0 [ 108.477227][ T8488] p9_client_prepare_req.part.5+0x116/0x670 [ 108.483108][ T8488] p9_client_rpc+0x174/0xe50 [ 108.487685][ T8488] ? p9_client_prepare_req.part.5+0x670/0x670 [ 108.493742][ T8488] ? p9_pollwait+0x182/0x210 [ 108.498306][ T8488] ? pipe_poll+0xc8/0x6b0 [ 108.502607][ T8488] ? ksys_dup3+0x2e0/0x2e0 [ 108.506996][ T8488] ? p9_fd_poll+0x19b/0x2a0 [ 108.511487][ T8488] ? p9_conn_create+0x3a5/0x4f0 [ 108.516328][ T8488] ? p9_conn_create+0x4f0/0x4f0 [ 108.521158][ T8488] p9_client_create+0x7fb/0x10f0 [ 108.526075][ T8488] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 108.532202][ T8488] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.537720][ T8488] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.543758][ T8488] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.549554][ T8488] ? lockdep_init_map_waits+0x270/0x870 [ 108.555079][ T8488] v9fs_session_init+0x1ed/0x14c0 [ 108.560088][ T8488] ? v9fs_session_init+0x1ed/0x14c0 [ 108.565260][ T8488] ? find_held_lock+0x36/0x1d0 [ 108.570032][ T8488] ? v9fs_show_options+0x6c0/0x6c0 [ 108.575129][ T8488] ? __kasan_check_read+0x11/0x20 [ 108.580138][ T8488] ? user_to_ptr+0x1c0/0x910 [ 108.584712][ T8488] ? v9fs_mount+0x55/0x7f0 [ 108.589106][ T8488] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.594628][ T8488] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.600664][ T8488] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.607068][ T8488] ? kmem_cache_alloc_trace+0x39e/0x780 [ 108.612606][ T8488] ? apparmor_task_alloc+0x2f0/0x2f0 [ 108.617959][ T8488] v9fs_mount+0x72/0x7f0 [ 108.622177][ T8488] ? v9fs_write_inode+0x50/0x50 [ 108.627002][ T8488] legacy_get_tree+0x103/0x1f0 [ 108.631749][ T8488] vfs_get_tree+0x8b/0x2d0 [ 108.636227][ T8488] ? capable+0x14/0x20 [ 108.640289][ T8488] do_mount+0x1272/0x1c30 [ 108.644592][ T8488] ? lock_downgrade+0x960/0x960 [ 108.649425][ T8488] ? copy_mount_string+0x20/0x20 [ 108.654672][ T8488] ? __kasan_check_write+0x14/0x20 [ 108.660265][ T8488] ? _copy_from_user+0xc5/0x110 [ 108.665116][ T8488] __x64_sys_mount+0x169/0x1c0 [ 108.669863][ T8488] do_syscall_64+0xd0/0x630 [ 108.674348][ T8488] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 108.680226][ T8488] RIP: 0033:0x458da9 [ 108.684110][ T8488] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.703798][ T8488] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.712182][ T8488] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 108.720130][ T8488] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 108.728095][ T8488] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 108.736040][ T8488] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 108.744004][ T8488] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 108.751988][ T8485] CPU: 1 PID: 8485 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 108.760567][ T8485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.765112][ T8494] FAULT_INJECTION: forcing a failure. [ 108.765112][ T8494] name failslab, interval 1, probability 0, space 0, times 0 [ 108.770642][ T8485] Call Trace: [ 108.786460][ T8485] dump_stack+0x12d/0x187 [ 108.790778][ T8485] should_fail.cold.4+0x5/0x13 [ 108.795518][ T8485] ? fault_create_debugfs_attr+0x150/0x150 [ 108.801296][ T8485] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 108.808029][ T8485] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.813565][ T8485] __should_failslab+0xba/0xf0 [ 108.818305][ T8485] should_failslab+0x9/0x14 [ 108.822781][ T8485] kmem_cache_alloc+0x47/0x760 [ 108.827520][ T8485] ? __kasan_check_read+0x11/0x20 [ 108.832517][ T8485] ? mark_lock+0xbf/0x630 [ 108.836831][ T8485] ? legacy_get_tree+0x103/0x1f0 [ 108.841744][ T8485] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 108.848135][ T8485] idr_get_free+0x35d/0x880 [ 108.852619][ T8485] idr_alloc_u32+0x13a/0x330 [ 108.857187][ T8485] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 108.862702][ T8485] ? lock_acquire+0x209/0x9e0 [ 108.867355][ T8485] ? __kasan_check_write+0x14/0x20 [ 108.872440][ T8485] ? do_raw_spin_lock+0x132/0x2e0 [ 108.877438][ T8485] idr_alloc+0x7d/0xc0 [ 108.881488][ T8485] ? idr_alloc_u32+0x330/0x330 [ 108.886237][ T8485] p9_client_prepare_req.part.5+0x571/0x670 [ 108.892106][ T8485] p9_client_rpc+0x174/0xe50 [ 108.896672][ T8485] ? p9_client_prepare_req.part.5+0x670/0x670 [ 108.902752][ T8485] ? p9_pollwait+0x182/0x210 [ 108.907332][ T8485] ? pipe_poll+0xc8/0x6b0 [ 108.911632][ T8485] ? ksys_dup3+0x2e0/0x2e0 [ 108.919421][ T8485] ? p9_fd_poll+0x19b/0x2a0 [ 108.923910][ T8485] ? p9_conn_create+0x3a5/0x4f0 [ 108.928735][ T8485] ? p9_conn_create+0x4f0/0x4f0 [ 108.933563][ T8485] p9_client_create+0x7fb/0x10f0 [ 108.939618][ T8485] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 108.945663][ T8485] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.951281][ T8485] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.957334][ T8485] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.963122][ T8485] ? lockdep_init_map_waits+0x270/0x870 [ 108.968653][ T8485] v9fs_session_init+0x1ed/0x14c0 [ 108.973738][ T8485] ? v9fs_session_init+0x1ed/0x14c0 [ 108.978913][ T8485] ? find_held_lock+0x36/0x1d0 [ 108.983654][ T8485] ? v9fs_show_options+0x6c0/0x6c0 [ 108.988737][ T8485] ? __kasan_check_read+0x11/0x20 [ 108.994203][ T8485] ? activate_amp+0x360/0x900 [ 108.998866][ T8485] ? v9fs_mount+0x55/0x7f0 [ 109.003565][ T8485] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.009081][ T8485] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.015294][ T8485] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.021076][ T8485] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.026609][ T8485] ? apparmor_task_alloc+0x2f0/0x2f0 [ 109.031886][ T8485] v9fs_mount+0x72/0x7f0 [ 109.036108][ T8485] ? v9fs_write_inode+0x50/0x50 [ 109.040930][ T8485] legacy_get_tree+0x103/0x1f0 [ 109.045681][ T8485] vfs_get_tree+0x8b/0x2d0 [ 109.050421][ T8485] ? capable+0x14/0x20 [ 109.054464][ T8485] do_mount+0x1272/0x1c30 [ 109.058778][ T8485] ? lock_downgrade+0x960/0x960 [ 109.063606][ T8485] ? copy_mount_string+0x20/0x20 [ 109.068523][ T8485] ? __kasan_check_write+0x14/0x20 [ 109.073801][ T8485] ? _copy_from_user+0xc5/0x110 [ 109.078630][ T8485] __x64_sys_mount+0x169/0x1c0 [ 109.083372][ T8485] do_syscall_64+0xd0/0x630 [ 109.087850][ T8485] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 109.093726][ T8485] RIP: 0033:0x458da9 [ 109.097608][ T8485] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.117186][ T8485] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.125581][ T8485] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 109.133526][ T8485] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 109.141483][ T8485] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 109.149440][ T8485] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 109.157384][ T8485] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 109.165370][ T8494] CPU: 0 PID: 8494 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 109.174385][ T8494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.184435][ T8494] Call Trace: [ 109.187723][ T8494] dump_stack+0x12d/0x187 [ 109.192142][ T8494] should_fail.cold.4+0x5/0x13 [ 109.197333][ T8494] ? fault_create_debugfs_attr+0x150/0x150 [ 109.203150][ T8494] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 109.209728][ T8494] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.215271][ T8494] __should_failslab+0xba/0xf0 [ 109.220037][ T8494] should_failslab+0x9/0x14 [ 109.224550][ T8494] kmem_cache_alloc+0x47/0x760 [ 109.229312][ T8494] ? __kasan_check_read+0x11/0x20 [ 109.234337][ T8494] ? mark_lock+0xbf/0x630 [ 109.238669][ T8494] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 109.245075][ T8494] idr_get_free+0x35d/0x880 [ 109.249583][ T8494] idr_alloc_u32+0x13a/0x330 [ 109.254174][ T8494] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 109.259707][ T8494] ? lock_acquire+0x209/0x9e0 [ 109.264382][ T8494] ? __kasan_check_write+0x14/0x20 [ 109.269929][ T8494] ? do_raw_spin_lock+0x132/0x2e0 [ 109.271623][ T8484] FAULT_INJECTION: forcing a failure. [ 109.271623][ T8484] name failslab, interval 1, probability 0, space 0, times 0 [ 109.274944][ T8494] idr_alloc+0x7d/0xc0 [ 109.291535][ T8494] ? idr_alloc_u32+0x330/0x330 [ 109.296301][ T8494] p9_client_prepare_req.part.5+0x571/0x670 [ 109.302169][ T8494] p9_client_rpc+0x174/0xe50 [ 109.306734][ T8494] ? p9_client_prepare_req.part.5+0x670/0x670 [ 109.312787][ T8494] ? p9_pollwait+0x182/0x210 [ 109.317354][ T8494] ? pipe_poll+0xc8/0x6b0 [ 109.322018][ T8494] ? ksys_dup3+0x2e0/0x2e0 [ 109.326406][ T8494] ? p9_fd_poll+0x19b/0x2a0 [ 109.330893][ T8494] ? p9_conn_create+0x3a5/0x4f0 [ 109.335733][ T8494] ? p9_conn_create+0x4f0/0x4f0 [ 109.340560][ T8494] p9_client_create+0x7fb/0x10f0 [ 109.345474][ T8494] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 109.351528][ T8494] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.357065][ T8494] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.363120][ T8494] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.368993][ T8494] ? lockdep_init_map_waits+0x270/0x870 [ 109.374517][ T8494] v9fs_session_init+0x1ed/0x14c0 [ 109.379516][ T8494] ? v9fs_session_init+0x1ed/0x14c0 [ 109.384696][ T8494] ? find_held_lock+0x36/0x1d0 [ 109.389443][ T8494] ? v9fs_show_options+0x6c0/0x6c0 [ 109.394527][ T8494] ? __kasan_check_read+0x11/0x20 [ 109.399536][ T8494] ? v9fs_mount+0x55/0x7f0 [ 109.403925][ T8494] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.409700][ T8494] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.415737][ T8494] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.421516][ T8494] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.427033][ T8494] ? apparmor_task_alloc+0x2f0/0x2f0 [ 109.432816][ T8494] v9fs_mount+0x72/0x7f0 [ 109.437032][ T8494] ? v9fs_write_inode+0x50/0x50 [ 109.441856][ T8494] legacy_get_tree+0x103/0x1f0 [ 109.446592][ T8494] vfs_get_tree+0x8b/0x2d0 [ 109.450987][ T8494] ? capable+0x14/0x20 [ 109.455026][ T8494] do_mount+0x1272/0x1c30 [ 109.459511][ T8494] ? lock_downgrade+0x960/0x960 [ 109.464334][ T8494] ? copy_mount_string+0x20/0x20 [ 109.469250][ T8494] ? __kasan_check_write+0x14/0x20 [ 109.474342][ T8494] ? _copy_from_user+0xc5/0x110 [ 109.479175][ T8494] __x64_sys_mount+0x169/0x1c0 [ 109.483914][ T8494] do_syscall_64+0xd0/0x630 [ 109.488392][ T8494] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 109.494264][ T8494] RIP: 0033:0x458da9 [ 109.498146][ T8494] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.517994][ T8494] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.526375][ T8494] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 109.534338][ T8494] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 109.542285][ T8494] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 109.550231][ T8494] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 109.558270][ T8494] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 109.566350][ T8484] CPU: 1 PID: 8484 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 109.575282][ T8484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.585331][ T8484] Call Trace: [ 109.588616][ T8484] dump_stack+0x12d/0x187 [ 109.592953][ T8484] should_fail.cold.4+0x5/0x13 [ 109.597803][ T8484] ? fault_create_debugfs_attr+0x150/0x150 [ 109.603844][ T8484] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 109.610433][ T8484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.615980][ T8484] __should_failslab+0xba/0xf0 [ 109.620741][ T8484] should_failslab+0x9/0x14 [ 109.626368][ T8484] kmem_cache_alloc+0x47/0x760 [ 109.631129][ T8484] ? __kasan_check_read+0x11/0x20 [ 109.636176][ T8484] ? mark_lock+0xbf/0x630 [ 109.637913][ T8501] FAULT_INJECTION: forcing a failure. [ 109.637913][ T8501] name failslab, interval 1, probability 0, space 0, times 0 [ 109.640504][ T8484] ? legacy_get_tree+0x103/0x1f0 [ 109.658000][ T8484] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 109.664394][ T8484] idr_get_free+0x35d/0x880 [ 109.668892][ T8484] idr_alloc_u32+0x13a/0x330 [ 109.673459][ T8484] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 109.678977][ T8484] ? lock_acquire+0x209/0x9e0 [ 109.683650][ T8484] ? __kasan_check_write+0x14/0x20 [ 109.688844][ T8484] ? do_raw_spin_lock+0x132/0x2e0 [ 109.693841][ T8484] idr_alloc+0x7d/0xc0 [ 109.697903][ T8484] ? idr_alloc_u32+0x330/0x330 [ 109.702654][ T8484] p9_client_prepare_req.part.5+0x571/0x670 [ 109.708524][ T8484] p9_client_rpc+0x174/0xe50 [ 109.713090][ T8484] ? p9_client_prepare_req.part.5+0x670/0x670 [ 109.719129][ T8484] ? p9_pollwait+0x182/0x210 [ 109.723700][ T8484] ? pipe_poll+0xc8/0x6b0 [ 109.728009][ T8484] ? ksys_dup3+0x2e0/0x2e0 [ 109.732415][ T8484] ? p9_fd_poll+0x19b/0x2a0 [ 109.737157][ T8484] ? p9_conn_create+0x3a5/0x4f0 [ 109.742006][ T8484] ? p9_conn_create+0x4f0/0x4f0 [ 109.746846][ T8484] p9_client_create+0x7fb/0x10f0 [ 109.751769][ T8484] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 109.757822][ T8484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.763351][ T8484] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.769475][ T8484] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.775260][ T8484] ? lockdep_init_map_waits+0x270/0x870 [ 109.780793][ T8484] v9fs_session_init+0x1ed/0x14c0 [ 109.785791][ T8484] ? v9fs_session_init+0x1ed/0x14c0 [ 109.790982][ T8484] ? find_held_lock+0x36/0x1d0 [ 109.795722][ T8484] ? v9fs_show_options+0x6c0/0x6c0 [ 109.800829][ T8484] ? __kasan_check_read+0x11/0x20 [ 109.805830][ T8484] ? print_codec_info+0xda0/0x3220 [ 109.810916][ T8484] ? v9fs_mount+0x55/0x7f0 [ 109.815327][ T8484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.820846][ T8484] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.826979][ T8484] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.832765][ T8484] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.838633][ T8484] ? apparmor_task_alloc+0x2f0/0x2f0 [ 109.843906][ T8484] v9fs_mount+0x72/0x7f0 [ 109.848125][ T8484] ? v9fs_write_inode+0x50/0x50 [ 109.852966][ T8484] legacy_get_tree+0x103/0x1f0 [ 109.857967][ T8484] vfs_get_tree+0x8b/0x2d0 [ 109.862357][ T8484] ? capable+0x14/0x20 [ 109.866403][ T8484] do_mount+0x1272/0x1c30 [ 109.870792][ T8484] ? lock_downgrade+0x960/0x960 [ 109.875624][ T8484] ? copy_mount_string+0x20/0x20 [ 109.880540][ T8484] ? __kasan_check_write+0x14/0x20 [ 109.885624][ T8484] ? _copy_from_user+0xc5/0x110 [ 109.890459][ T8484] __x64_sys_mount+0x169/0x1c0 [ 109.895244][ T8484] do_syscall_64+0xd0/0x630 [ 109.899725][ T8484] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 109.905590][ T8484] RIP: 0033:0x458da9 [ 109.909484][ T8484] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.929168][ T8484] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.937551][ T8484] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 109.945498][ T8484] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 109.953444][ T8484] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 109.961490][ T8484] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 109.969550][ T8484] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 109.977531][ T8501] CPU: 0 PID: 8501 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 109.986126][ T8501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.996181][ T8501] Call Trace: [ 109.999472][ T8501] dump_stack+0x12d/0x187 [ 110.003809][ T8501] should_fail.cold.4+0x5/0x13 [ 110.008573][ T8501] ? fault_create_debugfs_attr+0x150/0x150 [ 110.014378][ T8501] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 110.021084][ T8501] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.026627][ T8501] __should_failslab+0xba/0xf0 [ 110.031393][ T8501] should_failslab+0x9/0x14 [ 110.035895][ T8501] kmem_cache_alloc+0x47/0x760 [ 110.040687][ T8501] ? __kasan_check_read+0x11/0x20 [ 110.045703][ T8501] ? mark_lock+0xbf/0x630 [ 110.050052][ T8501] ? legacy_get_tree+0x103/0x1f0 [ 110.054999][ T8501] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 110.061417][ T8501] idr_get_free+0x35d/0x880 [ 110.065935][ T8501] idr_alloc_u32+0x13a/0x330 [ 110.070529][ T8501] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 110.076216][ T8501] ? lock_acquire+0x209/0x9e0 [ 110.080894][ T8501] ? __kasan_check_write+0x14/0x20 [ 110.086006][ T8501] ? do_raw_spin_lock+0x132/0x2e0 [ 110.091030][ T8501] idr_alloc+0x7d/0xc0 [ 110.095100][ T8501] ? idr_alloc_u32+0x330/0x330 [ 110.099875][ T8501] p9_client_prepare_req.part.5+0x571/0x670 [ 110.105765][ T8501] p9_client_rpc+0x174/0xe50 [ 110.110364][ T8501] ? p9_client_prepare_req.part.5+0x670/0x670 [ 110.116429][ T8501] ? p9_pollwait+0x182/0x210 [ 110.121024][ T8501] ? pipe_poll+0xc8/0x6b0 [ 110.125346][ T8501] ? ksys_dup3+0x2e0/0x2e0 [ 110.129760][ T8501] ? p9_fd_poll+0x19b/0x2a0 [ 110.134267][ T8501] ? p9_conn_create+0x3a5/0x4f0 [ 110.139125][ T8501] ? p9_conn_create+0x4f0/0x4f0 [ 110.144126][ T8501] p9_client_create+0x7fb/0x10f0 [ 110.149058][ T8501] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 110.155335][ T8501] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.160886][ T8501] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.166955][ T8501] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.172817][ T8501] ? lockdep_init_map_waits+0x270/0x870 [ 110.178371][ T8501] v9fs_session_init+0x1ed/0x14c0 [ 110.183420][ T8501] ? v9fs_session_init+0x1ed/0x14c0 [ 110.188624][ T8501] ? find_held_lock+0x36/0x1d0 [ 110.193390][ T8501] ? v9fs_show_options+0x6c0/0x6c0 [ 110.198496][ T8501] ? __kasan_check_read+0x11/0x20 [ 110.203525][ T8501] ? cipso_v4_getattr+0x870/0x1b30 [ 110.208638][ T8501] ? v9fs_mount+0x55/0x7f0 [ 110.213049][ T8501] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.218597][ T8501] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.224662][ T8501] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.230471][ T8501] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.236537][ T8501] ? apparmor_task_alloc+0x2f0/0x2f0 [ 110.241821][ T8501] v9fs_mount+0x72/0x7f0 [ 110.246142][ T8501] ? v9fs_write_inode+0x50/0x50 [ 110.247399][ T27] audit: type=1804 audit(1590054997.631:23): pid=8515 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir950364134/syzkaller.okXjpR/24/file0" dev="sda1" ino=15927 res=1 [ 110.250987][ T8501] legacy_get_tree+0x103/0x1f0 [ 110.251000][ T8501] vfs_get_tree+0x8b/0x2d0 [ 110.251008][ T8501] ? capable+0x14/0x20 [ 110.251019][ T8501] do_mount+0x1272/0x1c30 [ 110.251026][ T8501] ? lock_downgrade+0x960/0x960 [ 110.251035][ T8501] ? copy_mount_string+0x20/0x20 [ 110.251052][ T8501] ? __kasan_check_write+0x14/0x20 [ 110.251060][ T8501] ? _copy_from_user+0xc5/0x110 [ 110.251072][ T8501] __x64_sys_mount+0x169/0x1c0 [ 110.251083][ T8501] do_syscall_64+0xd0/0x630 [ 110.251095][ T8501] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 110.251101][ T8501] RIP: 0033:0x458da9 [ 110.251108][ T8501] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.251112][ T8501] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.251118][ T8501] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 110.251121][ T8501] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 110.251125][ T8501] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 110.251129][ T8501] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 110.251135][ T8501] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 110.278523][ T8515] FAULT_INJECTION: forcing a failure. [ 110.278523][ T8515] name failslab, interval 1, probability 0, space 0, times 0 [ 110.311533][ T8517] FAULT_INJECTION: forcing a failure. [ 110.311533][ T8517] name failslab, interval 1, probability 0, space 0, times 0 [ 110.312418][ T8515] CPU: 1 PID: 8515 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 110.433562][ T8515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.443596][ T8515] Call Trace: [ 110.446869][ T8515] dump_stack+0x12d/0x187 [ 110.451265][ T8515] should_fail.cold.4+0x5/0x13 [ 110.456000][ T8515] ? stack_trace_save+0x82/0xb0 [ 110.460826][ T8515] ? fault_create_debugfs_attr+0x150/0x150 [ 110.466619][ T8515] __should_failslab+0xba/0xf0 [ 110.471364][ T8515] should_failslab+0x9/0x14 [ 110.475873][ T8515] kmem_cache_alloc+0x47/0x760 [ 110.480957][ T8515] ? __kasan_check_read+0x11/0x20 [ 110.485952][ T8515] ? mark_lock+0xbf/0x630 [ 110.490251][ T8515] ? legacy_get_tree+0x103/0x1f0 [ 110.495162][ T8515] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 110.501582][ T8515] idr_get_free+0x35d/0x880 [ 110.506070][ T8515] ? mark_held_locks+0x130/0x130 [ 110.510988][ T8515] idr_alloc_u32+0x13a/0x330 [ 110.515558][ T8515] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 110.521074][ T8515] ? lock_acquire+0x209/0x9e0 [ 110.525741][ T8515] ? __kasan_check_write+0x14/0x20 [ 110.530835][ T8515] ? do_raw_spin_lock+0x132/0x2e0 [ 110.535856][ T8515] idr_alloc+0x7d/0xc0 [ 110.539992][ T8515] ? idr_alloc_u32+0x330/0x330 [ 110.544830][ T8515] p9_client_prepare_req.part.5+0x571/0x670 [ 110.550883][ T8515] p9_client_rpc+0x174/0xe50 [ 110.555466][ T8515] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 110.561260][ T8515] ? __debug_object_init+0x4fc/0x10f0 [ 110.566622][ T8515] ? __kasan_check_read+0x11/0x20 [ 110.571979][ T8515] ? p9_client_prepare_req.part.5+0x670/0x670 [ 110.578215][ T8515] ? free_object+0x70/0x70 [ 110.582618][ T8515] ? ksys_dup3+0x2e0/0x2e0 [ 110.587715][ T8515] ? lockdep_init_map_waits+0x270/0x870 [ 110.593351][ T8515] ? __kasan_check_write+0x14/0x20 [ 110.598456][ T8515] ? p9_conn_create+0x3ce/0x4f0 [ 110.603280][ T8515] ? p9_conn_create+0x4f0/0x4f0 [ 110.609321][ T8515] p9_client_create+0x7fb/0x10f0 [ 110.614342][ T8515] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 110.620379][ T8515] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.625907][ T8515] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.631953][ T8515] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.637746][ T8515] ? lockdep_init_map_waits+0x270/0x870 [ 110.643271][ T8515] v9fs_session_init+0x1ed/0x14c0 [ 110.648288][ T8515] ? v9fs_session_init+0x1ed/0x14c0 [ 110.653469][ T8515] ? find_held_lock+0x36/0x1d0 [ 110.658492][ T8515] ? v9fs_show_options+0x6c0/0x6c0 [ 110.663585][ T8515] ? __kasan_check_read+0x11/0x20 [ 110.668714][ T8515] ? v9fs_mount+0x55/0x7f0 [ 110.673284][ T8515] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.678802][ T8515] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.685126][ T8515] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.690930][ T8515] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.696455][ T8515] ? apparmor_task_alloc+0x2f0/0x2f0 [ 110.701847][ T8515] v9fs_mount+0x72/0x7f0 [ 110.706081][ T8515] ? v9fs_write_inode+0x50/0x50 [ 110.710916][ T8515] legacy_get_tree+0x103/0x1f0 [ 110.715660][ T8515] vfs_get_tree+0x8b/0x2d0 [ 110.720051][ T8515] ? capable+0x14/0x20 [ 110.724179][ T8515] do_mount+0x1272/0x1c30 [ 110.728482][ T8515] ? lock_downgrade+0x960/0x960 [ 110.733561][ T8515] ? copy_mount_string+0x20/0x20 [ 110.738489][ T8515] ? __kasan_check_write+0x14/0x20 [ 110.743581][ T8515] ? _copy_from_user+0xc5/0x110 [ 110.748681][ T8515] __x64_sys_mount+0x169/0x1c0 [ 110.753437][ T8515] do_syscall_64+0xd0/0x630 [ 110.757916][ T8515] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 110.763794][ T8515] RIP: 0033:0x458da9 [ 110.767671][ T8515] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.787517][ T8515] RSP: 002b:00007f36a8727c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.795899][ T8515] RAX: ffffffffffffffda RBX: 00007f36a8727c90 RCX: 0000000000458da9 [ 110.804375][ T8515] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 110.812591][ T8515] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 110.820533][ T8515] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87286d4 [ 110.828500][ T8515] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 110.836462][ T8517] CPU: 0 PID: 8517 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 110.845040][ T8517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.855086][ T8517] Call Trace: [ 110.858372][ T8517] dump_stack+0x12d/0x187 [ 110.862703][ T8517] should_fail.cold.4+0x5/0x13 [ 110.867463][ T8517] ? fault_create_debugfs_attr+0x150/0x150 [ 110.873265][ T8517] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 110.879976][ T8517] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.885522][ T8517] __should_failslab+0xba/0xf0 [ 110.890356][ T8517] should_failslab+0x9/0x14 [ 110.894853][ T8517] kmem_cache_alloc+0x47/0x760 [ 110.899613][ T8517] ? __kasan_check_read+0x11/0x20 [ 110.905148][ T8517] ? mark_lock+0xbf/0x630 [ 110.909477][ T8517] ? legacy_get_tree+0x103/0x1f0 [ 110.915371][ T8517] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 110.921785][ T8517] idr_get_free+0x35d/0x880 [ 110.926293][ T8517] idr_alloc_u32+0x13a/0x330 [ 110.930878][ T8517] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 110.932271][ T8518] FAULT_INJECTION: forcing a failure. [ 110.932271][ T8518] name failslab, interval 1, probability 0, space 0, times 0 [ 110.936497][ T8517] ? lock_acquire+0x209/0x9e0 [ 110.953698][ T8517] ? __kasan_check_write+0x14/0x20 [ 110.958799][ T8517] ? do_raw_spin_lock+0x132/0x2e0 [ 110.963811][ T8517] idr_alloc+0x7d/0xc0 [ 110.967873][ T8517] ? idr_alloc_u32+0x330/0x330 [ 110.972614][ T8517] p9_client_prepare_req.part.5+0x571/0x670 [ 110.978569][ T8517] p9_client_rpc+0x174/0xe50 [ 110.983150][ T8517] ? p9_client_prepare_req.part.5+0x670/0x670 [ 110.989192][ T8517] ? p9_pollwait+0x182/0x210 [ 110.993755][ T8517] ? pipe_poll+0xc8/0x6b0 [ 110.998066][ T8517] ? ksys_dup3+0x2e0/0x2e0 [ 111.002542][ T8517] ? p9_fd_poll+0x19b/0x2a0 [ 111.007039][ T8517] ? p9_conn_create+0x3a5/0x4f0 [ 111.011862][ T8517] ? p9_conn_create+0x4f0/0x4f0 [ 111.016691][ T8517] p9_client_create+0x7fb/0x10f0 [ 111.021607][ T8517] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 111.027659][ T8517] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.033181][ T8517] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.039244][ T8517] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.045032][ T8517] ? lockdep_init_map_waits+0x270/0x870 [ 111.050567][ T8517] v9fs_session_init+0x1ed/0x14c0 [ 111.055580][ T8517] ? v9fs_session_init+0x1ed/0x14c0 [ 111.062401][ T8517] ? find_held_lock+0x36/0x1d0 [ 111.067144][ T8517] ? v9fs_show_options+0x6c0/0x6c0 [ 111.072238][ T8517] ? __kasan_check_read+0x11/0x20 [ 111.077328][ T8517] ? do_slave_init+0x6c0/0x790 [ 111.082064][ T8517] ? v9fs_mount+0x55/0x7f0 [ 111.086451][ T8517] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.091965][ T8517] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.098013][ T8517] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.103796][ T8517] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.109410][ T8517] ? apparmor_task_alloc+0x2f0/0x2f0 [ 111.114682][ T8517] v9fs_mount+0x72/0x7f0 [ 111.118898][ T8517] ? v9fs_write_inode+0x50/0x50 [ 111.123730][ T8517] legacy_get_tree+0x103/0x1f0 [ 111.128470][ T8517] vfs_get_tree+0x8b/0x2d0 [ 111.132859][ T8517] ? capable+0x14/0x20 [ 111.136913][ T8517] do_mount+0x1272/0x1c30 [ 111.141213][ T8517] ? lock_downgrade+0x960/0x960 [ 111.146037][ T8517] ? copy_mount_string+0x20/0x20 [ 111.152428][ T8517] ? __kasan_check_write+0x14/0x20 [ 111.157521][ T8517] ? _copy_from_user+0xc5/0x110 [ 111.162349][ T8517] __x64_sys_mount+0x169/0x1c0 [ 111.167263][ T8517] do_syscall_64+0xd0/0x630 [ 111.171829][ T8517] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 111.177692][ T8517] RIP: 0033:0x458da9 [ 111.181562][ T8517] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/05/21 09:56:38 executed programs: 168 [ 111.201412][ T8517] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.210139][ T8517] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 111.218867][ T8517] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 111.227244][ T8517] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 111.235795][ T8517] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 111.243748][ T8517] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 111.251728][ T8518] CPU: 1 PID: 8518 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 111.260310][ T8518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.270361][ T8518] Call Trace: [ 111.273652][ T8518] dump_stack+0x12d/0x187 [ 111.276338][ T8525] FAULT_INJECTION: forcing a failure. [ 111.276338][ T8525] name failslab, interval 1, probability 0, space 0, times 0 [ 111.278067][ T8518] should_fail.cold.4+0x5/0x13 [ 111.295450][ T8518] ? fault_create_debugfs_attr+0x150/0x150 [ 111.301230][ T8518] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 111.307793][ T8518] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.313417][ T8518] __should_failslab+0xba/0xf0 [ 111.318155][ T8518] should_failslab+0x9/0x14 [ 111.322642][ T8518] kmem_cache_alloc+0x47/0x760 [ 111.327377][ T8518] ? __kasan_check_read+0x11/0x20 [ 111.332391][ T8518] ? mark_lock+0xbf/0x630 [ 111.336702][ T8518] ? legacy_get_tree+0x103/0x1f0 [ 111.341630][ T8518] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 111.348028][ T8518] idr_get_free+0x35d/0x880 [ 111.352683][ T8518] idr_alloc_u32+0x13a/0x330 [ 111.357246][ T8518] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 111.362759][ T8518] ? lock_acquire+0x209/0x9e0 [ 111.367509][ T8518] ? __kasan_check_write+0x14/0x20 [ 111.372621][ T8518] ? do_raw_spin_lock+0x132/0x2e0 [ 111.377620][ T8518] idr_alloc+0x7d/0xc0 [ 111.381666][ T8518] ? idr_alloc_u32+0x330/0x330 [ 111.386414][ T8518] p9_client_prepare_req.part.5+0x571/0x670 [ 111.392280][ T8518] p9_client_rpc+0x174/0xe50 [ 111.396864][ T8518] ? p9_client_prepare_req.part.5+0x670/0x670 [ 111.402920][ T8518] ? p9_pollwait+0x182/0x210 [ 111.407483][ T8518] ? pipe_poll+0xc8/0x6b0 [ 111.411959][ T8518] ? ksys_dup3+0x2e0/0x2e0 [ 111.416696][ T8518] ? p9_fd_poll+0x19b/0x2a0 [ 111.421188][ T8518] ? p9_conn_create+0x3a5/0x4f0 [ 111.426195][ T8518] ? p9_conn_create+0x4f0/0x4f0 [ 111.431025][ T8518] p9_client_create+0x7fb/0x10f0 [ 111.436806][ T8518] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 111.442843][ T8518] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.448368][ T8518] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.454410][ T8518] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.460206][ T8518] ? lockdep_init_map_waits+0x270/0x870 [ 111.465730][ T8518] v9fs_session_init+0x1ed/0x14c0 [ 111.470735][ T8518] ? v9fs_session_init+0x1ed/0x14c0 [ 111.475909][ T8518] ? find_held_lock+0x36/0x1d0 [ 111.480650][ T8518] ? v9fs_show_options+0x6c0/0x6c0 [ 111.485746][ T8518] ? __kasan_check_read+0x11/0x20 [ 111.490762][ T8518] ? mlx4_ib_remove+0x1b0/0x630 [ 111.495588][ T8518] ? v9fs_mount+0x55/0x7f0 [ 111.499993][ T8518] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.505508][ T8518] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.511633][ T8518] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.518205][ T8518] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.523733][ T8518] ? apparmor_task_alloc+0x2f0/0x2f0 [ 111.529005][ T8518] v9fs_mount+0x72/0x7f0 [ 111.533227][ T8518] ? v9fs_write_inode+0x50/0x50 [ 111.538046][ T8518] legacy_get_tree+0x103/0x1f0 [ 111.542794][ T8518] vfs_get_tree+0x8b/0x2d0 [ 111.547188][ T8518] ? capable+0x14/0x20 [ 111.551248][ T8518] do_mount+0x1272/0x1c30 [ 111.555569][ T8518] ? lock_downgrade+0x960/0x960 [ 111.560421][ T8518] ? copy_mount_string+0x20/0x20 [ 111.565367][ T8518] ? __kasan_check_write+0x14/0x20 [ 111.570483][ T8518] ? _copy_from_user+0xc5/0x110 [ 111.575338][ T8518] __x64_sys_mount+0x169/0x1c0 [ 111.580090][ T8518] do_syscall_64+0xd0/0x630 [ 111.584575][ T8518] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 111.590452][ T8518] RIP: 0033:0x458da9 [ 111.594324][ T8518] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.614008][ T8518] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.622390][ T8518] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 111.630333][ T8518] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 111.638285][ T8518] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 111.646239][ T8518] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 111.654270][ T8518] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 111.662248][ T8525] CPU: 0 PID: 8525 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 111.670829][ T8525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.682354][ T8525] Call Trace: [ 111.685645][ T8525] dump_stack+0x12d/0x187 [ 111.689972][ T8525] should_fail.cold.4+0x5/0x13 [ 111.694736][ T8525] ? stack_trace_save+0x82/0xb0 [ 111.699580][ T8525] ? fault_create_debugfs_attr+0x150/0x150 [ 111.705383][ T8525] __should_failslab+0xba/0xf0 [ 111.710143][ T8525] should_failslab+0x9/0x14 [ 111.714646][ T8525] kmem_cache_alloc+0x47/0x760 [ 111.719408][ T8525] ? __kasan_check_read+0x11/0x20 [ 111.724426][ T8525] ? mark_lock+0xbf/0x630 [ 111.728750][ T8525] ? mark_held_locks+0x130/0x130 [ 111.733779][ T8525] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 111.740191][ T8525] idr_get_free+0x35d/0x880 [ 111.744698][ T8525] ? mark_held_locks+0x130/0x130 [ 111.749632][ T8525] idr_alloc_u32+0x13a/0x330 [ 111.754225][ T8525] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 111.759772][ T8525] ? lock_acquire+0x209/0x9e0 [ 111.764606][ T8525] ? __kasan_check_write+0x14/0x20 [ 111.769711][ T8525] ? do_raw_spin_lock+0x132/0x2e0 [ 111.774735][ T8525] idr_alloc+0x7d/0xc0 [ 111.778794][ T8525] ? idr_alloc_u32+0x330/0x330 [ 111.783560][ T8525] p9_client_prepare_req.part.5+0x571/0x670 [ 111.790323][ T8525] p9_client_rpc+0x174/0xe50 [ 111.794913][ T8525] ? p9_client_prepare_req.part.5+0x670/0x670 [ 111.801062][ T8525] ? p9_pollwait+0x182/0x210 [ 111.805639][ T8525] ? pipe_poll+0xc8/0x6b0 [ 111.809947][ T8525] ? ksys_dup3+0x2e0/0x2e0 [ 111.814353][ T8525] ? p9_fd_poll+0x19b/0x2a0 [ 111.816270][ T8526] FAULT_INJECTION: forcing a failure. [ 111.816270][ T8526] name failslab, interval 1, probability 0, space 0, times 0 [ 111.818956][ T8525] ? p9_conn_create+0x3a5/0x4f0 [ 111.836346][ T8525] ? p9_conn_create+0x4f0/0x4f0 [ 111.841175][ T8525] p9_client_create+0x7fb/0x10f0 [ 111.846092][ T8525] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 111.852232][ T8525] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.857747][ T8525] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.863781][ T8525] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.869582][ T8525] ? lockdep_init_map_waits+0x270/0x870 [ 111.875105][ T8525] v9fs_session_init+0x1ed/0x14c0 [ 111.880103][ T8525] ? v9fs_session_init+0x1ed/0x14c0 [ 111.885284][ T8525] ? find_held_lock+0x36/0x1d0 [ 111.890035][ T8525] ? v9fs_show_options+0x6c0/0x6c0 [ 111.895125][ T8525] ? __kasan_check_read+0x11/0x20 [ 111.900122][ T8525] ? v9fs_mount+0x55/0x7f0 [ 111.904517][ T8525] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.910118][ T8525] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.916337][ T8525] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.922119][ T8525] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.927638][ T8525] ? apparmor_task_alloc+0x2f0/0x2f0 [ 111.932896][ T8525] v9fs_mount+0x72/0x7f0 [ 111.937122][ T8525] ? v9fs_write_inode+0x50/0x50 [ 111.941948][ T8525] legacy_get_tree+0x103/0x1f0 [ 111.946685][ T8525] vfs_get_tree+0x8b/0x2d0 [ 111.951072][ T8525] ? capable+0x14/0x20 [ 111.955122][ T8525] do_mount+0x1272/0x1c30 [ 111.959424][ T8525] ? lock_downgrade+0x960/0x960 [ 111.964258][ T8525] ? copy_mount_string+0x20/0x20 [ 111.969193][ T8525] ? __kasan_check_write+0x14/0x20 [ 111.974292][ T8525] ? _copy_from_user+0xc5/0x110 [ 111.979127][ T8525] __x64_sys_mount+0x169/0x1c0 [ 111.983879][ T8525] do_syscall_64+0xd0/0x630 [ 111.988386][ T8525] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 111.994253][ T8525] RIP: 0033:0x458da9 [ 111.998134][ T8525] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.017709][ T8525] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.026110][ T8525] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 112.034055][ T8525] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 112.042006][ T8525] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 112.049961][ T8525] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 112.057916][ T8525] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 112.065883][ T8526] CPU: 1 PID: 8526 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 112.074459][ T8526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.084498][ T8533] FAULT_INJECTION: forcing a failure. [ 112.084498][ T8533] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.097663][ T8526] Call Trace: [ 112.100933][ T8526] dump_stack+0x12d/0x187 [ 112.105240][ T8526] should_fail.cold.4+0x5/0x13 [ 112.109983][ T8526] ? fault_create_debugfs_attr+0x150/0x150 [ 112.115762][ T8526] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 112.122332][ T8526] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.127861][ T8526] __should_failslab+0xba/0xf0 [ 112.132607][ T8526] should_failslab+0x9/0x14 [ 112.137112][ T8526] kmem_cache_alloc+0x47/0x760 [ 112.141847][ T8526] ? __kasan_check_read+0x11/0x20 [ 112.146947][ T8526] ? mark_lock+0xbf/0x630 [ 112.151252][ T8526] ? legacy_get_tree+0x103/0x1f0 [ 112.156164][ T8526] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 112.162553][ T8526] idr_get_free+0x35d/0x880 [ 112.167056][ T8526] idr_alloc_u32+0x13a/0x330 [ 112.171656][ T8526] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 112.177195][ T8526] ? lock_acquire+0x209/0x9e0 [ 112.181856][ T8526] ? __kasan_check_write+0x14/0x20 [ 112.186962][ T8526] ? do_raw_spin_lock+0x132/0x2e0 [ 112.191978][ T8526] idr_alloc+0x7d/0xc0 [ 112.196029][ T8526] ? idr_alloc_u32+0x330/0x330 [ 112.200784][ T8526] p9_client_prepare_req.part.5+0x571/0x670 [ 112.206650][ T8526] p9_client_rpc+0x174/0xe50 [ 112.211311][ T8526] ? p9_client_prepare_req.part.5+0x670/0x670 [ 112.217361][ T8526] ? p9_pollwait+0x182/0x210 [ 112.221923][ T8526] ? pipe_poll+0xc8/0x6b0 [ 112.226236][ T8526] ? ksys_dup3+0x2e0/0x2e0 [ 112.230623][ T8526] ? p9_fd_poll+0x19b/0x2a0 [ 112.235100][ T8526] ? p9_conn_create+0x3a5/0x4f0 [ 112.239923][ T8526] ? p9_conn_create+0x4f0/0x4f0 [ 112.244846][ T8526] p9_client_create+0x7fb/0x10f0 [ 112.249761][ T8526] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 112.255798][ T8526] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.261315][ T8526] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.267350][ T8526] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.273133][ T8526] ? lockdep_init_map_waits+0x270/0x870 [ 112.278656][ T8526] v9fs_session_init+0x1ed/0x14c0 [ 112.283740][ T8526] ? v9fs_session_init+0x1ed/0x14c0 [ 112.288927][ T8526] ? find_held_lock+0x36/0x1d0 [ 112.293665][ T8526] ? v9fs_show_options+0x6c0/0x6c0 [ 112.298750][ T8526] ? __kasan_check_read+0x11/0x20 [ 112.303746][ T8526] ? v9fs_mount+0x55/0x7f0 [ 112.308132][ T8526] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.313648][ T8526] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.319693][ T8526] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.325483][ T8526] ? kmem_cache_alloc_trace+0x39e/0x780 [ 112.331002][ T8526] ? apparmor_task_alloc+0x2f0/0x2f0 [ 112.336258][ T8526] v9fs_mount+0x72/0x7f0 [ 112.340495][ T8526] ? v9fs_write_inode+0x50/0x50 [ 112.345402][ T8526] legacy_get_tree+0x103/0x1f0 [ 112.350150][ T8526] vfs_get_tree+0x8b/0x2d0 [ 112.354539][ T8526] ? capable+0x14/0x20 [ 112.358588][ T8526] do_mount+0x1272/0x1c30 [ 112.362892][ T8526] ? lock_downgrade+0x960/0x960 [ 112.367718][ T8526] ? copy_mount_string+0x20/0x20 [ 112.372633][ T8526] ? __kasan_check_write+0x14/0x20 [ 112.377720][ T8526] ? _copy_from_user+0xc5/0x110 [ 112.382547][ T8526] __x64_sys_mount+0x169/0x1c0 [ 112.387285][ T8526] do_syscall_64+0xd0/0x630 [ 112.391765][ T8526] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 112.397633][ T8526] RIP: 0033:0x458da9 [ 112.401500][ T8526] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.421337][ T8526] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.429727][ T8526] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 112.437762][ T8526] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 112.445990][ T8526] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 112.454400][ T8526] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 112.462521][ T8526] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 112.470490][ T8533] CPU: 0 PID: 8533 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 112.479071][ T8533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.489990][ T8533] Call Trace: [ 112.493275][ T8533] dump_stack+0x12d/0x187 [ 112.497601][ T8533] should_fail.cold.4+0x5/0x13 [ 112.502352][ T8533] ? do_mount+0x1272/0x1c30 [ 112.506844][ T8533] ? fault_create_debugfs_attr+0x150/0x150 [ 112.512637][ T8533] ? find_held_lock+0x36/0x1d0 [ 112.517559][ T8533] should_fail_alloc_page+0x50/0x60 [ 112.522831][ T8533] __alloc_pages_nodemask+0x17f/0x880 [ 112.528187][ T8533] ? cache_grow_end+0xab/0x190 [ 112.532937][ T8533] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 112.539856][ T8533] ? do_raw_spin_lock+0x132/0x2e0 [ 112.545090][ T8533] cache_grow_begin+0x92/0xc70 [ 112.549839][ T8533] ? __kmalloc+0xc5/0x7a0 [ 112.554168][ T8533] ? trace_hardirqs_off+0x41/0x1a0 [ 112.559279][ T8533] __kmalloc+0x6d3/0x7a0 [ 112.563515][ T8533] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 112.568918][ T8533] p9_fcall_init.isra.2+0x55/0x1c0 [ 112.574185][ T8533] p9_client_prepare_req.part.5+0x116/0x670 [ 112.581116][ T8533] p9_client_rpc+0x174/0xe50 [ 112.586397][ T8533] ? p9_client_prepare_req.part.5+0x670/0x670 [ 112.592482][ T8533] ? p9_pollwait+0x182/0x210 [ 112.597064][ T8533] ? pipe_poll+0xc8/0x6b0 [ 112.601392][ T8533] ? ksys_dup3+0x2e0/0x2e0 [ 112.605826][ T8533] ? p9_fd_poll+0x19b/0x2a0 [ 112.610341][ T8533] ? p9_conn_create+0x3a5/0x4f0 [ 112.615179][ T8533] ? p9_conn_create+0x4f0/0x4f0 [ 112.620037][ T8533] p9_client_create+0x7fb/0x10f0 [ 112.624976][ T8533] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 112.631056][ T8533] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.636591][ T8533] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.642757][ T8533] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.648542][ T8533] ? lockdep_init_map_waits+0x270/0x870 [ 112.654065][ T8533] v9fs_session_init+0x1ed/0x14c0 [ 112.659061][ T8533] ? v9fs_session_init+0x1ed/0x14c0 [ 112.664249][ T8533] ? find_held_lock+0x36/0x1d0 [ 112.668991][ T8533] ? v9fs_show_options+0x6c0/0x6c0 [ 112.674090][ T8533] ? __kasan_check_read+0x11/0x20 [ 112.679088][ T8533] ? v9fs_mount+0x55/0x7f0 [ 112.683497][ T8533] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.689011][ T8533] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.696021][ T8533] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.701801][ T8533] ? kmem_cache_alloc_trace+0x39e/0x780 [ 112.707320][ T8533] ? apparmor_task_alloc+0x2f0/0x2f0 [ 112.712585][ T8533] v9fs_mount+0x72/0x7f0 [ 112.716800][ T8533] ? v9fs_write_inode+0x50/0x50 [ 112.721622][ T8533] legacy_get_tree+0x103/0x1f0 [ 112.726372][ T8533] vfs_get_tree+0x8b/0x2d0 [ 112.730920][ T8533] ? capable+0x14/0x20 [ 112.735002][ T8533] do_mount+0x1272/0x1c30 [ 112.739891][ T8533] ? lock_downgrade+0x960/0x960 [ 112.744724][ T8533] ? copy_mount_string+0x20/0x20 [ 112.749645][ T8533] ? __kasan_check_write+0x14/0x20 [ 112.754837][ T8533] ? _copy_from_user+0xc5/0x110 [ 112.759665][ T8533] __x64_sys_mount+0x169/0x1c0 [ 112.764928][ T8533] do_syscall_64+0xd0/0x630 [ 112.769427][ T8533] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 112.775732][ T8533] RIP: 0033:0x458da9 [ 112.779599][ T8533] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.799234][ T8533] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.807625][ T8533] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 112.815667][ T8533] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 112.823784][ T8533] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 112.831737][ T8533] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 112.839692][ T8533] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 112.890161][ T8539] FAULT_INJECTION: forcing a failure. [ 112.890161][ T8539] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.892923][ T8541] FAULT_INJECTION: forcing a failure. [ 112.892923][ T8541] name failslab, interval 1, probability 0, space 0, times 0 [ 112.903362][ T8539] CPU: 0 PID: 8539 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 112.924467][ T8539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.934507][ T8539] Call Trace: [ 112.937772][ T8539] dump_stack+0x12d/0x187 [ 112.942152][ T8539] should_fail.cold.4+0x5/0x13 [ 112.946889][ T8539] ? do_mount+0x1272/0x1c30 [ 112.951363][ T8539] ? fault_create_debugfs_attr+0x150/0x150 [ 112.957141][ T8539] ? find_held_lock+0x36/0x1d0 [ 112.961890][ T8539] should_fail_alloc_page+0x50/0x60 [ 112.967077][ T8539] __alloc_pages_nodemask+0x17f/0x880 [ 112.972426][ T8539] ? cache_grow_end+0xab/0x190 [ 112.977170][ T8539] ? __alloc_pages_slowpath.constprop.111+0x2510/0x2510 [ 112.984076][ T8539] ? do_raw_spin_lock+0x132/0x2e0 [ 112.989083][ T8539] cache_grow_begin+0x92/0xc70 [ 112.993819][ T8539] ? __kmalloc+0xc5/0x7a0 [ 112.998121][ T8539] ? trace_hardirqs_off+0x41/0x1a0 [ 113.003204][ T8539] __kmalloc+0x6d3/0x7a0 [ 113.007432][ T8539] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 113.012691][ T8539] p9_fcall_init.isra.2+0x55/0x1c0 [ 113.017774][ T8539] p9_client_prepare_req.part.5+0x116/0x670 [ 113.023651][ T8539] p9_client_rpc+0x174/0xe50 [ 113.028224][ T8539] ? p9_client_prepare_req.part.5+0x670/0x670 [ 113.034260][ T8539] ? p9_pollwait+0x182/0x210 [ 113.038839][ T8539] ? pipe_poll+0xc8/0x6b0 [ 113.043150][ T8539] ? ksys_dup3+0x2e0/0x2e0 [ 113.047538][ T8539] ? p9_fd_poll+0x19b/0x2a0 [ 113.052012][ T8539] ? p9_conn_create+0x3a5/0x4f0 [ 113.056834][ T8539] ? p9_conn_create+0x4f0/0x4f0 [ 113.061660][ T8539] p9_client_create+0x7fb/0x10f0 [ 113.066583][ T8539] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 113.072622][ T8539] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.078140][ T8539] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.084193][ T8539] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.089984][ T8539] ? lockdep_init_map_waits+0x270/0x870 [ 113.095518][ T8539] v9fs_session_init+0x1ed/0x14c0 [ 113.100523][ T8539] ? v9fs_session_init+0x1ed/0x14c0 [ 113.105703][ T8539] ? find_held_lock+0x36/0x1d0 [ 113.110443][ T8539] ? v9fs_show_options+0x6c0/0x6c0 [ 113.115535][ T8539] ? __kasan_check_read+0x11/0x20 [ 113.120531][ T8539] ? sch_atm_dequeue+0x940/0xcf0 [ 113.125441][ T8539] ? v9fs_mount+0x55/0x7f0 [ 113.129836][ T8539] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.135352][ T8539] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.141476][ T8539] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.147264][ T8539] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.152791][ T8539] ? apparmor_task_alloc+0x2f0/0x2f0 [ 113.158491][ T8539] v9fs_mount+0x72/0x7f0 [ 113.162706][ T8539] ? v9fs_write_inode+0x50/0x50 [ 113.167529][ T8539] legacy_get_tree+0x103/0x1f0 [ 113.172354][ T8539] vfs_get_tree+0x8b/0x2d0 [ 113.176744][ T8539] ? capable+0x14/0x20 [ 113.180786][ T8539] do_mount+0x1272/0x1c30 [ 113.185096][ T8539] ? lock_downgrade+0x960/0x960 [ 113.189943][ T8539] ? copy_mount_string+0x20/0x20 [ 113.194859][ T8539] ? __kasan_check_write+0x14/0x20 [ 113.199942][ T8539] ? _copy_from_user+0xc5/0x110 [ 113.204764][ T8539] __x64_sys_mount+0x169/0x1c0 [ 113.209510][ T8539] do_syscall_64+0xd0/0x630 [ 113.213998][ T8539] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 113.219863][ T8539] RIP: 0033:0x458da9 [ 113.223731][ T8539] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.243305][ T8539] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.251688][ T8539] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 113.259630][ T8539] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 113.267572][ T8539] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 113.275612][ T8539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 113.283557][ T8539] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 113.291529][ T8541] CPU: 1 PID: 8541 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 113.300108][ T8541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.310186][ T8541] Call Trace: [ 113.313470][ T8541] dump_stack+0x12d/0x187 [ 113.317800][ T8541] should_fail.cold.4+0x5/0x13 [ 113.322557][ T8541] ? stack_trace_save+0x82/0xb0 [ 113.327408][ T8541] ? fault_create_debugfs_attr+0x150/0x150 [ 113.333215][ T8541] __should_failslab+0xba/0xf0 [ 113.337978][ T8541] should_failslab+0x9/0x14 [ 113.342473][ T8541] kmem_cache_alloc+0x47/0x760 [ 113.347231][ T8541] ? __kasan_check_read+0x11/0x20 [ 113.352243][ T8541] ? mark_lock+0xbf/0x630 [ 113.356561][ T8541] ? legacy_get_tree+0x103/0x1f0 [ 113.361492][ T8541] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 113.367899][ T8541] idr_get_free+0x35d/0x880 [ 113.372836][ T8541] ? mark_held_locks+0x130/0x130 [ 113.377747][ T8541] idr_alloc_u32+0x13a/0x330 [ 113.382312][ T8541] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 113.387912][ T8541] ? lock_acquire+0x209/0x9e0 [ 113.392745][ T8541] ? __kasan_check_write+0x14/0x20 [ 113.397836][ T8541] ? do_raw_spin_lock+0x132/0x2e0 [ 113.402837][ T8541] idr_alloc+0x7d/0xc0 [ 113.406875][ T8541] ? idr_alloc_u32+0x330/0x330 [ 113.411612][ T8541] p9_client_prepare_req.part.5+0x571/0x670 [ 113.417476][ T8541] p9_client_rpc+0x174/0xe50 [ 113.422042][ T8541] ? p9_client_prepare_req.part.5+0x670/0x670 [ 113.428078][ T8541] ? p9_pollwait+0x182/0x210 [ 113.432638][ T8541] ? pipe_poll+0xc8/0x6b0 [ 113.436937][ T8541] ? ksys_dup3+0x2e0/0x2e0 [ 113.441325][ T8541] ? p9_fd_poll+0x19b/0x2a0 [ 113.445798][ T8541] ? p9_conn_create+0x3a5/0x4f0 [ 113.450623][ T8541] ? p9_conn_create+0x4f0/0x4f0 [ 113.455447][ T8541] p9_client_create+0x7fb/0x10f0 [ 113.460358][ T8541] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 113.466398][ T8541] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.471912][ T8541] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.477953][ T8541] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.483743][ T8541] ? lockdep_init_map_waits+0x270/0x870 [ 113.489267][ T8541] v9fs_session_init+0x1ed/0x14c0 [ 113.494260][ T8541] ? v9fs_session_init+0x1ed/0x14c0 [ 113.499429][ T8541] ? find_held_lock+0x36/0x1d0 [ 113.504233][ T8541] ? v9fs_show_options+0x6c0/0x6c0 [ 113.509576][ T8541] ? __kasan_check_read+0x11/0x20 [ 113.517620][ T8541] ? v9fs_mount+0x55/0x7f0 [ 113.522006][ T8541] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.527524][ T8541] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.533561][ T8541] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.539958][ T8541] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.545476][ T8541] ? apparmor_task_alloc+0x2f0/0x2f0 [ 113.550758][ T8541] v9fs_mount+0x72/0x7f0 [ 113.556450][ T8541] ? v9fs_write_inode+0x50/0x50 [ 113.561275][ T8541] legacy_get_tree+0x103/0x1f0 [ 113.566286][ T8541] vfs_get_tree+0x8b/0x2d0 [ 113.570707][ T8541] ? capable+0x14/0x20 [ 113.574753][ T8541] do_mount+0x1272/0x1c30 [ 113.579070][ T8541] ? lock_downgrade+0x960/0x960 [ 113.583904][ T8541] ? copy_mount_string+0x20/0x20 [ 113.588839][ T8541] ? __kasan_check_write+0x14/0x20 [ 113.593922][ T8541] ? _copy_from_user+0xc5/0x110 [ 113.598767][ T8541] __x64_sys_mount+0x169/0x1c0 [ 113.603540][ T8541] do_syscall_64+0xd0/0x630 [ 113.608046][ T8541] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 113.613909][ T8541] RIP: 0033:0x458da9 [ 113.617862][ T8541] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.637448][ T8541] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.645829][ T8541] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 113.653785][ T8541] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 113.661726][ T8541] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 113.669678][ T8541] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 113.677625][ T8541] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 113.746984][ T8549] FAULT_INJECTION: forcing a failure. [ 113.746984][ T8549] name failslab, interval 1, probability 0, space 0, times 0 [ 113.750945][ T8552] FAULT_INJECTION: forcing a failure. [ 113.750945][ T8552] name failslab, interval 1, probability 0, space 0, times 0 [ 113.759585][ T8549] CPU: 0 PID: 8549 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 113.780712][ T8549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.790924][ T8549] Call Trace: [ 113.794197][ T8549] dump_stack+0x12d/0x187 [ 113.798504][ T8549] should_fail.cold.4+0x5/0x13 [ 113.803240][ T8549] ? fault_create_debugfs_attr+0x150/0x150 [ 113.809019][ T8549] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 113.816280][ T8549] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.821799][ T8549] __should_failslab+0xba/0xf0 [ 113.826560][ T8549] should_failslab+0x9/0x14 [ 113.831046][ T8549] kmem_cache_alloc+0x47/0x760 [ 113.835780][ T8549] ? __kasan_check_read+0x11/0x20 [ 113.840777][ T8549] ? mark_lock+0xbf/0x630 [ 113.845079][ T8549] ? legacy_get_tree+0x103/0x1f0 [ 113.849996][ T8549] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 113.856471][ T8549] idr_get_free+0x35d/0x880 [ 113.860955][ T8549] idr_alloc_u32+0x13a/0x330 [ 113.865519][ T8549] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 113.871049][ T8549] ? lock_acquire+0x209/0x9e0 [ 113.875715][ T8549] ? __kasan_check_write+0x14/0x20 [ 113.880799][ T8549] ? do_raw_spin_lock+0x132/0x2e0 [ 113.885844][ T8549] idr_alloc+0x7d/0xc0 [ 113.889884][ T8549] ? idr_alloc_u32+0x330/0x330 [ 113.894625][ T8549] p9_client_prepare_req.part.5+0x571/0x670 [ 113.900491][ T8549] p9_client_rpc+0x174/0xe50 [ 113.905055][ T8549] ? p9_client_prepare_req.part.5+0x670/0x670 [ 113.911104][ T8549] ? p9_pollwait+0x182/0x210 [ 113.915668][ T8549] ? pipe_poll+0xc8/0x6b0 [ 113.919969][ T8549] ? ksys_dup3+0x2e0/0x2e0 [ 113.924620][ T8549] ? p9_fd_poll+0x19b/0x2a0 [ 113.929094][ T8549] ? p9_conn_create+0x3a5/0x4f0 [ 113.933920][ T8549] ? p9_conn_create+0x4f0/0x4f0 [ 113.938762][ T8549] p9_client_create+0x7fb/0x10f0 [ 113.943691][ T8549] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 113.949729][ T8549] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.955251][ T8549] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.961460][ T8549] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.967244][ T8549] ? lockdep_init_map_waits+0x270/0x870 [ 113.972767][ T8549] v9fs_session_init+0x1ed/0x14c0 [ 113.977771][ T8549] ? v9fs_session_init+0x1ed/0x14c0 [ 113.982952][ T8549] ? find_held_lock+0x36/0x1d0 [ 113.987692][ T8549] ? v9fs_show_options+0x6c0/0x6c0 [ 113.992947][ T8549] ? __kasan_check_read+0x11/0x20 [ 113.997943][ T8549] ? trace_raw_output_rxrpc_rx_rwind_change+0x190/0x1b0 [ 114.004861][ T8549] ? v9fs_mount+0x55/0x7f0 [ 114.009251][ T8549] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.014778][ T8549] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.020826][ T8549] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.026606][ T8549] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.032122][ T8549] ? apparmor_task_alloc+0x2f0/0x2f0 [ 114.037390][ T8549] v9fs_mount+0x72/0x7f0 [ 114.041607][ T8549] ? v9fs_write_inode+0x50/0x50 [ 114.046427][ T8549] legacy_get_tree+0x103/0x1f0 [ 114.051168][ T8549] vfs_get_tree+0x8b/0x2d0 [ 114.055573][ T8549] ? capable+0x14/0x20 [ 114.059799][ T8549] do_mount+0x1272/0x1c30 [ 114.064536][ T8549] ? lock_downgrade+0x960/0x960 [ 114.069360][ T8549] ? copy_mount_string+0x20/0x20 [ 114.074376][ T8549] ? __kasan_check_write+0x14/0x20 [ 114.079457][ T8549] ? _copy_from_user+0xc5/0x110 [ 114.084295][ T8549] __x64_sys_mount+0x169/0x1c0 [ 114.089051][ T8549] do_syscall_64+0xd0/0x630 [ 114.093548][ T8549] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 114.099759][ T8549] RIP: 0033:0x458da9 [ 114.103626][ T8549] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.123200][ T8549] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.131582][ T8549] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 114.139531][ T8549] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 114.147482][ T8549] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 114.155433][ T8549] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 114.163385][ T8549] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 114.171374][ T8552] CPU: 1 PID: 8552 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 114.179957][ T8552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.190006][ T8552] Call Trace: [ 114.193655][ T8552] dump_stack+0x12d/0x187 [ 114.198091][ T8552] should_fail.cold.4+0x5/0x13 [ 114.202862][ T8552] ? fault_create_debugfs_attr+0x150/0x150 [ 114.210231][ T8552] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 114.217641][ T8552] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.223284][ T8552] __should_failslab+0xba/0xf0 [ 114.228045][ T8552] should_failslab+0x9/0x14 [ 114.232537][ T8552] kmem_cache_alloc+0x47/0x760 [ 114.237299][ T8552] ? __kasan_check_read+0x11/0x20 [ 114.243087][ T8552] ? mark_lock+0xbf/0x630 [ 114.247574][ T8552] ? legacy_get_tree+0x103/0x1f0 [ 114.252501][ T8552] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 114.258906][ T8552] idr_get_free+0x35d/0x880 [ 114.263404][ T8552] idr_alloc_u32+0x13a/0x330 [ 114.266977][ T8557] 9pnet: Insufficient options for proto=fd [ 114.268334][ T8552] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 114.268342][ T8552] ? lock_acquire+0x209/0x9e0 [ 114.268356][ T8552] ? __kasan_check_write+0x14/0x20 [ 114.268364][ T8552] ? do_raw_spin_lock+0x132/0x2e0 [ 114.268373][ T8552] idr_alloc+0x7d/0xc0 [ 114.268379][ T8552] ? idr_alloc_u32+0x330/0x330 [ 114.304552][ T8552] p9_client_prepare_req.part.5+0x571/0x670 [ 114.310532][ T8552] p9_client_rpc+0x174/0xe50 [ 114.315114][ T8552] ? p9_client_prepare_req.part.5+0x670/0x670 [ 114.321170][ T8552] ? p9_pollwait+0x182/0x210 [ 114.325746][ T8552] ? pipe_poll+0xc8/0x6b0 [ 114.330058][ T8552] ? ksys_dup3+0x2e0/0x2e0 [ 114.334484][ T8552] ? p9_fd_poll+0x19b/0x2a0 [ 114.339060][ T8552] ? p9_conn_create+0x3a5/0x4f0 [ 114.343996][ T8552] ? p9_conn_create+0x4f0/0x4f0 [ 114.348841][ T8552] p9_client_create+0x7fb/0x10f0 [ 114.353768][ T8552] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 114.359815][ T8552] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.365340][ T8552] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.371569][ T8552] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.377797][ T8552] ? lockdep_init_map_waits+0x270/0x870 [ 114.383444][ T8552] v9fs_session_init+0x1ed/0x14c0 [ 114.388452][ T8552] ? v9fs_session_init+0x1ed/0x14c0 [ 114.393632][ T8552] ? find_held_lock+0x36/0x1d0 [ 114.398397][ T8552] ? v9fs_show_options+0x6c0/0x6c0 [ 114.403578][ T8552] ? __kasan_check_read+0x11/0x20 [ 114.408677][ T8552] ? v9fs_mount+0x55/0x7f0 [ 114.413143][ T8552] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.418672][ T8552] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.424742][ T8552] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.430534][ T8552] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.436061][ T8552] ? apparmor_task_alloc+0x2f0/0x2f0 [ 114.441336][ T8552] v9fs_mount+0x72/0x7f0 [ 114.445562][ T8552] ? v9fs_write_inode+0x50/0x50 [ 114.450397][ T8552] legacy_get_tree+0x103/0x1f0 [ 114.455167][ T8552] vfs_get_tree+0x8b/0x2d0 [ 114.459565][ T8552] ? capable+0x14/0x20 [ 114.463617][ T8552] do_mount+0x1272/0x1c30 [ 114.467928][ T8552] ? lock_downgrade+0x960/0x960 [ 114.472792][ T8552] ? copy_mount_string+0x20/0x20 [ 114.478255][ T8552] ? __kasan_check_write+0x14/0x20 [ 114.483346][ T8552] ? _copy_from_user+0xc5/0x110 [ 114.488191][ T8552] __x64_sys_mount+0x169/0x1c0 [ 114.492940][ T8552] do_syscall_64+0xd0/0x630 [ 114.497434][ T8552] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 114.503304][ T8552] RIP: 0033:0x458da9 [ 114.507190][ T8552] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.526789][ T8552] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.535194][ T8552] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 114.543152][ T8552] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 114.551108][ T8552] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 114.559061][ T8552] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 114.567012][ T8552] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 114.580628][ T8551] FAULT_INJECTION: forcing a failure. [ 114.580628][ T8551] name failslab, interval 1, probability 0, space 0, times 0 [ 114.593223][ T8551] CPU: 1 PID: 8551 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 114.601887][ T8551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.612026][ T8551] Call Trace: [ 114.615318][ T8551] dump_stack+0x12d/0x187 [ 114.619640][ T8551] should_fail.cold.4+0x5/0x13 [ 114.624387][ T8551] ? stack_trace_save+0x82/0xb0 [ 114.629250][ T8551] ? fault_create_debugfs_attr+0x150/0x150 [ 114.635054][ T8551] __should_failslab+0xba/0xf0 [ 114.639803][ T8551] should_failslab+0x9/0x14 [ 114.644636][ T8551] kmem_cache_alloc+0x47/0x760 [ 114.650162][ T8551] ? __kasan_check_read+0x11/0x20 [ 114.655416][ T8551] ? mark_lock+0xbf/0x630 [ 114.659734][ T8551] ? mark_held_locks+0x130/0x130 [ 114.664654][ T8551] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 114.671052][ T8551] idr_get_free+0x35d/0x880 [ 114.675545][ T8551] ? mark_held_locks+0x130/0x130 [ 114.680465][ T8551] idr_alloc_u32+0x13a/0x330 [ 114.685038][ T8551] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 114.690558][ T8551] ? lock_acquire+0x209/0x9e0 [ 114.695228][ T8551] ? __kasan_check_write+0x14/0x20 [ 114.700331][ T8551] ? do_raw_spin_lock+0x132/0x2e0 [ 114.705345][ T8551] idr_alloc+0x7d/0xc0 [ 114.709396][ T8551] ? idr_alloc_u32+0x330/0x330 [ 114.714158][ T8551] p9_client_prepare_req.part.5+0x571/0x670 [ 114.720045][ T8551] p9_client_rpc+0x174/0xe50 [ 114.724620][ T8551] ? p9_client_prepare_req.part.5+0x670/0x670 [ 114.730669][ T8551] ? p9_pollwait+0x182/0x210 [ 114.735255][ T8551] ? pipe_poll+0xc8/0x6b0 [ 114.739590][ T8551] ? ksys_dup3+0x2e0/0x2e0 [ 114.744012][ T8551] ? p9_fd_poll+0x19b/0x2a0 [ 114.748503][ T8551] ? p9_conn_create+0x3a5/0x4f0 [ 114.753346][ T8551] ? p9_conn_create+0x4f0/0x4f0 [ 114.758282][ T8551] p9_client_create+0x7fb/0x10f0 [ 114.763211][ T8551] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 114.769258][ T8551] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.774784][ T8551] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.780827][ T8551] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.786621][ T8551] ? lockdep_init_map_waits+0x270/0x870 [ 114.792418][ T8551] v9fs_session_init+0x1ed/0x14c0 [ 114.797420][ T8551] ? v9fs_session_init+0x1ed/0x14c0 [ 114.802602][ T8551] ? find_held_lock+0x36/0x1d0 [ 114.807360][ T8551] ? v9fs_show_options+0x6c0/0x6c0 [ 114.812452][ T8551] ? __kasan_check_read+0x11/0x20 [ 114.817458][ T8551] ? v9fs_mount+0x55/0x7f0 [ 114.821854][ T8551] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.827378][ T8551] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.833435][ T8551] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.839231][ T8551] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.844777][ T8551] ? apparmor_task_alloc+0x2f0/0x2f0 [ 114.850064][ T8551] v9fs_mount+0x72/0x7f0 [ 114.854294][ T8551] ? v9fs_write_inode+0x50/0x50 [ 114.859123][ T8551] legacy_get_tree+0x103/0x1f0 [ 114.863876][ T8551] vfs_get_tree+0x8b/0x2d0 [ 114.868277][ T8551] ? capable+0x14/0x20 [ 114.872329][ T8551] do_mount+0x1272/0x1c30 [ 114.876659][ T8551] ? lock_downgrade+0x960/0x960 [ 114.881496][ T8551] ? copy_mount_string+0x20/0x20 [ 114.886424][ T8551] ? __kasan_check_write+0x14/0x20 [ 114.891513][ T8551] ? _copy_from_user+0xc5/0x110 [ 114.896349][ T8551] __x64_sys_mount+0x169/0x1c0 [ 114.901099][ T8551] do_syscall_64+0xd0/0x630 [ 114.905586][ T8551] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 114.911464][ T8551] RIP: 0033:0x458da9 [ 114.915355][ T8551] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.935374][ T8551] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.943771][ T8551] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 114.951811][ T8551] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 114.959766][ T8551] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 114.967724][ T8551] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 114.976112][ T8551] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 115.024804][ T8564] FAULT_INJECTION: forcing a failure. [ 115.024804][ T8564] name failslab, interval 1, probability 0, space 0, times 0 [ 115.037412][ T8564] CPU: 1 PID: 8564 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 115.041627][ T8566] FAULT_INJECTION: forcing a failure. [ 115.041627][ T8566] name failslab, interval 1, probability 0, space 0, times 0 [ 115.045979][ T8564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.068680][ T8564] Call Trace: [ 115.072038][ T8564] dump_stack+0x12d/0x187 [ 115.076343][ T8564] should_fail.cold.4+0x5/0x13 [ 115.081090][ T8564] ? fault_create_debugfs_attr+0x150/0x150 [ 115.086868][ T8564] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 115.093431][ T8564] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.098951][ T8564] __should_failslab+0xba/0xf0 [ 115.103701][ T8564] should_failslab+0x9/0x14 [ 115.108177][ T8564] kmem_cache_alloc+0x47/0x760 [ 115.112921][ T8564] ? __kasan_check_read+0x11/0x20 [ 115.117934][ T8564] ? mark_lock+0xbf/0x630 [ 115.122324][ T8564] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 115.128810][ T8564] idr_get_free+0x35d/0x880 [ 115.133293][ T8564] idr_alloc_u32+0x13a/0x330 [ 115.137855][ T8564] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 115.143369][ T8564] ? lock_acquire+0x209/0x9e0 [ 115.148033][ T8564] ? __kasan_check_write+0x14/0x20 [ 115.153219][ T8564] ? do_raw_spin_lock+0x132/0x2e0 [ 115.158218][ T8564] idr_alloc+0x7d/0xc0 [ 115.162268][ T8564] ? idr_alloc_u32+0x330/0x330 [ 115.167013][ T8564] p9_client_prepare_req.part.5+0x571/0x670 [ 115.172881][ T8564] p9_client_rpc+0x174/0xe50 [ 115.177447][ T8564] ? p9_client_prepare_req.part.5+0x670/0x670 [ 115.183485][ T8564] ? p9_pollwait+0x182/0x210 [ 115.188048][ T8564] ? pipe_poll+0xc8/0x6b0 [ 115.192448][ T8564] ? ksys_dup3+0x2e0/0x2e0 [ 115.197116][ T8564] ? p9_fd_poll+0x19b/0x2a0 [ 115.201597][ T8564] ? p9_conn_create+0x3a5/0x4f0 [ 115.206422][ T8564] ? p9_conn_create+0x4f0/0x4f0 [ 115.211262][ T8564] p9_client_create+0x7fb/0x10f0 [ 115.216190][ T8564] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 115.222229][ T8564] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.227779][ T8564] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.233828][ T8564] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.239634][ T8564] ? lockdep_init_map_waits+0x270/0x870 [ 115.245506][ T8564] v9fs_session_init+0x1ed/0x14c0 [ 115.250503][ T8564] ? v9fs_session_init+0x1ed/0x14c0 [ 115.255771][ T8564] ? find_held_lock+0x36/0x1d0 [ 115.260525][ T8564] ? v9fs_show_options+0x6c0/0x6c0 [ 115.265608][ T8564] ? __kasan_check_read+0x11/0x20 [ 115.270607][ T8564] ? v9fs_mount+0x55/0x7f0 [ 115.275001][ T8564] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.280517][ T8564] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.286554][ T8564] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.292353][ T8564] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.297982][ T8564] ? apparmor_task_alloc+0x2f0/0x2f0 [ 115.303246][ T8564] v9fs_mount+0x72/0x7f0 [ 115.307462][ T8564] ? v9fs_write_inode+0x50/0x50 [ 115.312287][ T8564] legacy_get_tree+0x103/0x1f0 [ 115.317042][ T8564] vfs_get_tree+0x8b/0x2d0 [ 115.321448][ T8564] ? capable+0x14/0x20 [ 115.325491][ T8564] do_mount+0x1272/0x1c30 [ 115.329803][ T8564] ? lock_downgrade+0x960/0x960 [ 115.334642][ T8564] ? copy_mount_string+0x20/0x20 [ 115.339648][ T8564] ? __kasan_check_write+0x14/0x20 [ 115.344731][ T8564] ? _copy_from_user+0xc5/0x110 [ 115.349574][ T8564] __x64_sys_mount+0x169/0x1c0 [ 115.354339][ T8564] do_syscall_64+0xd0/0x630 [ 115.358931][ T8564] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 115.364795][ T8564] RIP: 0033:0x458da9 [ 115.368665][ T8564] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.388344][ T8564] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.396727][ T8564] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 115.404687][ T8564] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 115.412632][ T8564] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 115.420587][ T8564] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 115.428533][ T8564] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 115.436495][ T8566] CPU: 0 PID: 8566 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 115.445078][ T8566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.455134][ T8566] Call Trace: [ 115.458430][ T8566] dump_stack+0x12d/0x187 [ 115.462761][ T8566] should_fail.cold.4+0x5/0x13 [ 115.467524][ T8566] ? fault_create_debugfs_attr+0x150/0x150 [ 115.473679][ T8566] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 115.480276][ T8566] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.486431][ T8566] __should_failslab+0xba/0xf0 [ 115.491295][ T8566] should_failslab+0x9/0x14 [ 115.495795][ T8566] kmem_cache_alloc+0x47/0x760 [ 115.500557][ T8566] ? __kasan_check_read+0x11/0x20 [ 115.505591][ T8566] ? mark_lock+0xbf/0x630 [ 115.509922][ T8566] ? legacy_get_tree+0x103/0x1f0 [ 115.514951][ T8566] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 115.521390][ T8566] idr_get_free+0x35d/0x880 [ 115.525914][ T8566] idr_alloc_u32+0x13a/0x330 [ 115.530506][ T8566] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 115.535861][ T8573] 9pnet: Insufficient options for proto=fd [ 115.536040][ T8566] ? lock_acquire+0x209/0x9e0 [ 115.536054][ T8566] ? __kasan_check_write+0x14/0x20 [ 115.536062][ T8566] ? do_raw_spin_lock+0x132/0x2e0 [ 115.536074][ T8566] idr_alloc+0x7d/0xc0 [ 115.536082][ T8566] ? idr_alloc_u32+0x330/0x330 [ 115.536097][ T8566] p9_client_prepare_req.part.5+0x571/0x670 [ 115.536110][ T8566] p9_client_rpc+0x174/0xe50 [ 115.536123][ T8566] ? p9_client_prepare_req.part.5+0x670/0x670 [ 115.582145][ T8566] ? p9_pollwait+0x182/0x210 [ 115.586740][ T8566] ? pipe_poll+0xc8/0x6b0 [ 115.591062][ T8566] ? ksys_dup3+0x2e0/0x2e0 [ 115.595475][ T8566] ? p9_fd_poll+0x19b/0x2a0 [ 115.599983][ T8566] ? p9_conn_create+0x3a5/0x4f0 [ 115.604836][ T8566] ? p9_conn_create+0x4f0/0x4f0 [ 115.609703][ T8566] p9_client_create+0x7fb/0x10f0 [ 115.614649][ T8566] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 115.621469][ T8566] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.627013][ T8566] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.633607][ T8566] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.639323][ T8582] FAULT_INJECTION: forcing a failure. [ 115.639323][ T8582] name failslab, interval 1, probability 0, space 0, times 0 [ 115.639410][ T8566] ? lockdep_init_map_waits+0x270/0x870 [ 115.657500][ T8566] v9fs_session_init+0x1ed/0x14c0 [ 115.663035][ T8566] ? v9fs_session_init+0x1ed/0x14c0 [ 115.668213][ T8566] ? find_held_lock+0x36/0x1d0 [ 115.672975][ T8566] ? v9fs_show_options+0x6c0/0x6c0 [ 115.678071][ T8566] ? __kasan_check_read+0x11/0x20 [ 115.683079][ T8566] ? v9fs_mount+0x55/0x7f0 [ 115.687475][ T8566] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.693039][ T8566] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.699112][ T8566] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.704915][ T8566] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.710459][ T8566] ? apparmor_task_alloc+0x2f0/0x2f0 [ 115.715742][ T8566] v9fs_mount+0x72/0x7f0 [ 115.719973][ T8566] ? v9fs_write_inode+0x50/0x50 [ 115.724897][ T8566] legacy_get_tree+0x103/0x1f0 [ 115.729650][ T8566] vfs_get_tree+0x8b/0x2d0 [ 115.734050][ T8566] ? capable+0x14/0x20 [ 115.738115][ T8566] do_mount+0x1272/0x1c30 [ 115.742590][ T8566] ? lock_downgrade+0x960/0x960 [ 115.747554][ T8566] ? copy_mount_string+0x20/0x20 [ 115.752485][ T8566] ? __kasan_check_write+0x14/0x20 [ 115.757597][ T8566] ? _copy_from_user+0xc5/0x110 [ 115.762451][ T8566] __x64_sys_mount+0x169/0x1c0 [ 115.767202][ T8566] do_syscall_64+0xd0/0x630 [ 115.771690][ T8566] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 115.779210][ T8566] RIP: 0033:0x458da9 [ 115.784058][ T8566] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.803643][ T8566] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.812988][ T8566] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 115.820950][ T8566] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 115.828908][ T8566] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 115.836861][ T8566] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 115.844815][ T8566] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 115.852779][ T8582] CPU: 1 PID: 8582 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 115.861362][ T8582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.871499][ T8582] Call Trace: [ 115.874782][ T8582] dump_stack+0x12d/0x187 [ 115.879107][ T8582] should_fail.cold.4+0x5/0x13 [ 115.883872][ T8582] ? fault_create_debugfs_attr+0x150/0x150 [ 115.890279][ T8582] ? fill_pool+0x2bf/0x820 [ 115.894692][ T8582] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.895365][ T8586] FAULT_INJECTION: forcing a failure. [ 115.895365][ T8586] name failslab, interval 1, probability 0, space 0, times 0 [ 115.900225][ T8582] __should_failslab+0xba/0xf0 [ 115.917532][ T8582] should_failslab+0x9/0x14 [ 115.922012][ T8582] kmem_cache_alloc+0x47/0x760 [ 115.926750][ T8582] ? mark_held_locks+0x130/0x130 [ 115.931664][ T8582] fill_pool+0x2bf/0x820 [ 115.935899][ T8582] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 115.941864][ T8582] ? __debug_object_init+0x4fc/0x10f0 [ 115.947237][ T8582] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 115.953031][ T8582] ? __debug_object_init+0x4fc/0x10f0 [ 115.958427][ T8582] ? lockdep_hardirqs_on+0x481/0x620 [ 115.963683][ T8582] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 115.969625][ T8582] ? trace_hardirqs_on+0x28/0x1b0 [ 115.974638][ T8582] __debug_object_init+0x83/0x10f0 [ 115.979721][ T8582] ? __kasan_check_read+0x11/0x20 [ 115.984722][ T8582] ? free_object+0x70/0x70 [ 115.989110][ T8582] ? ksys_dup3+0x2e0/0x2e0 [ 115.993505][ T8582] debug_object_init+0x16/0x20 [ 115.998248][ T8582] __init_work+0x1b/0x20 [ 116.002478][ T8582] p9_conn_create+0x218/0x4f0 [ 116.007132][ T8582] p9_fd_create+0x222/0x360 [ 116.011607][ T8582] ? p9_conn_create+0x4f0/0x4f0 [ 116.016430][ T8582] ? p9_client_create+0x676/0x10f0 [ 116.021514][ T8582] p9_client_create+0x6db/0x10f0 [ 116.026428][ T8582] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 116.032464][ T8582] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.037991][ T8582] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.044043][ T8582] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.049828][ T8582] ? lockdep_init_map_waits+0x270/0x870 [ 116.055352][ T8582] v9fs_session_init+0x1ed/0x14c0 [ 116.060347][ T8582] ? v9fs_session_init+0x1ed/0x14c0 [ 116.065528][ T8582] ? find_held_lock+0x36/0x1d0 [ 116.070283][ T8582] ? v9fs_show_options+0x6c0/0x6c0 [ 116.075366][ T8582] ? __kasan_check_read+0x11/0x20 [ 116.080364][ T8582] ? v9fs_mount+0x55/0x7f0 [ 116.086175][ T8582] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.091779][ T8582] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.097817][ T8582] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.103597][ T8582] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.109121][ T8582] ? apparmor_task_alloc+0x2f0/0x2f0 [ 116.114397][ T8582] v9fs_mount+0x72/0x7f0 [ 116.118630][ T8582] ? v9fs_write_inode+0x50/0x50 [ 116.123452][ T8582] legacy_get_tree+0x103/0x1f0 [ 116.128206][ T8582] vfs_get_tree+0x8b/0x2d0 [ 116.132596][ T8582] ? capable+0x14/0x20 [ 116.139419][ T8582] do_mount+0x1272/0x1c30 [ 116.143732][ T8582] ? lock_downgrade+0x960/0x960 [ 116.148558][ T8582] ? copy_mount_string+0x20/0x20 [ 116.153597][ T8582] ? __kasan_check_write+0x14/0x20 [ 116.158770][ T8582] ? _copy_from_user+0xc5/0x110 [ 116.163599][ T8582] __x64_sys_mount+0x169/0x1c0 [ 116.168353][ T8582] do_syscall_64+0xd0/0x630 [ 116.172868][ T8582] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 116.178820][ T8582] RIP: 0033:0x458da9 [ 116.182689][ T8582] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.203755][ T8582] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.212140][ T8582] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 116.224637][ T8582] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 116.233019][ T8582] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 116.240984][ T8582] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 116.249029][ T8582] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 116.257007][ T8586] CPU: 0 PID: 8586 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 116.265933][ T8586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.275985][ T8586] Call Trace: [ 116.279277][ T8586] dump_stack+0x12d/0x187 [ 116.283647][ T8586] should_fail.cold.4+0x5/0x13 [ 116.288975][ T8586] ? fault_create_debugfs_attr+0x150/0x150 [ 116.294783][ T8586] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 116.301453][ T8586] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.306998][ T8586] __should_failslab+0xba/0xf0 [ 116.311760][ T8586] should_failslab+0x9/0x14 [ 116.316259][ T8586] kmem_cache_alloc+0x47/0x760 [ 116.321019][ T8586] ? __kasan_check_read+0x11/0x20 [ 116.326046][ T8586] ? mark_lock+0xbf/0x630 [ 116.330370][ T8586] ? legacy_get_tree+0x103/0x1f0 [ 116.335309][ T8586] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 116.341725][ T8586] idr_get_free+0x35d/0x880 [ 116.346266][ T8586] idr_alloc_u32+0x13a/0x330 [ 116.350965][ T8586] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 116.356506][ T8586] ? lock_acquire+0x209/0x9e0 [ 116.361183][ T8586] ? __kasan_check_write+0x14/0x20 [ 116.366291][ T8586] ? do_raw_spin_lock+0x132/0x2e0 [ 116.371324][ T8586] idr_alloc+0x7d/0xc0 [ 116.375664][ T8586] ? idr_alloc_u32+0x330/0x330 [ 116.380532][ T8586] p9_client_prepare_req.part.5+0x571/0x670 [ 116.386428][ T8586] p9_client_rpc+0x174/0xe50 [ 116.390739][ T8602] FAULT_INJECTION: forcing a failure. [ 116.390739][ T8602] name failslab, interval 1, probability 0, space 0, times 0 [ 116.391013][ T8586] ? p9_client_prepare_req.part.5+0x670/0x670 [ 116.409610][ T8586] ? p9_pollwait+0x182/0x210 [ 116.414187][ T8586] ? pipe_poll+0xc8/0x6b0 [ 116.418498][ T8586] ? ksys_dup3+0x2e0/0x2e0 [ 116.422905][ T8586] ? p9_fd_poll+0x19b/0x2a0 [ 116.427381][ T8586] ? p9_conn_create+0x3a5/0x4f0 [ 116.432230][ T8586] ? p9_conn_create+0x4f0/0x4f0 [ 116.437074][ T8586] p9_client_create+0x7fb/0x10f0 [ 116.442002][ T8586] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 116.448996][ T8586] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.454514][ T8586] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.460560][ T8586] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.466347][ T8586] ? lockdep_init_map_waits+0x270/0x870 [ 116.471972][ T8586] v9fs_session_init+0x1ed/0x14c0 [ 116.476971][ T8586] ? v9fs_session_init+0x1ed/0x14c0 [ 116.482141][ T8586] ? find_held_lock+0x36/0x1d0 [ 116.486883][ T8586] ? v9fs_show_options+0x6c0/0x6c0 [ 116.492059][ T8586] ? __kasan_check_read+0x11/0x20 [ 116.497061][ T8586] ? v9fs_mount+0x55/0x7f0 [ 116.501578][ T8586] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.507297][ T8586] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.513445][ T8586] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.519241][ T8586] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.524783][ T8586] ? apparmor_task_alloc+0x2f0/0x2f0 [ 116.530151][ T8586] v9fs_mount+0x72/0x7f0 [ 116.534390][ T8586] ? v9fs_write_inode+0x50/0x50 [ 116.539234][ T8586] legacy_get_tree+0x103/0x1f0 [ 116.544704][ T8586] vfs_get_tree+0x8b/0x2d0 [ 116.549203][ T8586] ? capable+0x14/0x20 [ 116.553249][ T8586] do_mount+0x1272/0x1c30 [ 116.557557][ T8586] ? lock_downgrade+0x960/0x960 [ 116.562391][ T8586] ? copy_mount_string+0x20/0x20 [ 116.567316][ T8586] ? __kasan_check_write+0x14/0x20 [ 116.572759][ T8586] ? _copy_from_user+0xc5/0x110 [ 116.577937][ T8586] __x64_sys_mount+0x169/0x1c0 [ 116.582678][ T8586] do_syscall_64+0xd0/0x630 [ 116.587158][ T8586] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 116.593043][ T8586] RIP: 0033:0x458da9 [ 116.596913][ T8586] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.616507][ T8586] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2020/05/21 09:56:43 executed programs: 181 [ 116.625154][ T8586] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 116.633188][ T8586] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 116.641489][ T8586] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 116.649438][ T8586] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 116.657494][ T8586] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 116.665486][ T8602] CPU: 1 PID: 8602 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 116.674075][ T8602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.684133][ T8602] Call Trace: [ 116.687423][ T8602] dump_stack+0x12d/0x187 [ 116.691757][ T8602] should_fail.cold.4+0x5/0x13 [ 116.696555][ T8602] ? fault_create_debugfs_attr+0x150/0x150 [ 116.702369][ T8602] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 116.708961][ T8602] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.714512][ T8602] __should_failslab+0xba/0xf0 [ 116.719278][ T8602] should_failslab+0x9/0x14 [ 116.723782][ T8602] kmem_cache_alloc+0x47/0x760 [ 116.728543][ T8602] ? __kasan_check_read+0x11/0x20 [ 116.728747][ T8601] FAULT_INJECTION: forcing a failure. [ 116.728747][ T8601] name failslab, interval 1, probability 0, space 0, times 0 [ 116.733574][ T8602] ? mark_lock+0xbf/0x630 [ 116.750447][ T8602] ? legacy_get_tree+0x103/0x1f0 [ 116.755377][ T8602] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 116.761951][ T8602] idr_get_free+0x35d/0x880 [ 116.766443][ T8602] idr_alloc_u32+0x13a/0x330 [ 116.771026][ T8602] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 116.776552][ T8602] ? lock_acquire+0x209/0x9e0 [ 116.781206][ T8602] ? __kasan_check_write+0x14/0x20 [ 116.786378][ T8602] ? do_raw_spin_lock+0x132/0x2e0 [ 116.791379][ T8602] idr_alloc+0x7d/0xc0 [ 116.795524][ T8602] ? idr_alloc_u32+0x330/0x330 [ 116.800380][ T8602] p9_client_prepare_req.part.5+0x571/0x670 [ 116.806339][ T8602] p9_client_rpc+0x174/0xe50 [ 116.810904][ T8602] ? p9_client_prepare_req.part.5+0x670/0x670 [ 116.816944][ T8602] ? p9_pollwait+0x182/0x210 [ 116.821511][ T8602] ? pipe_poll+0xc8/0x6b0 [ 116.825861][ T8602] ? ksys_dup3+0x2e0/0x2e0 [ 116.830341][ T8602] ? p9_fd_poll+0x19b/0x2a0 [ 116.835532][ T8602] ? p9_conn_create+0x3a5/0x4f0 [ 116.840629][ T8602] ? p9_conn_create+0x4f0/0x4f0 [ 116.845485][ T8602] p9_client_create+0x7fb/0x10f0 [ 116.850402][ T8602] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 116.856463][ T8602] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.861987][ T8602] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.868199][ T8602] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.874159][ T8602] ? lockdep_init_map_waits+0x270/0x870 [ 116.879870][ T8602] v9fs_session_init+0x1ed/0x14c0 [ 116.884867][ T8602] ? v9fs_session_init+0x1ed/0x14c0 [ 116.890126][ T8602] ? find_held_lock+0x36/0x1d0 [ 116.894882][ T8602] ? v9fs_show_options+0x6c0/0x6c0 [ 116.899965][ T8602] ? __kasan_check_read+0x11/0x20 [ 116.904962][ T8602] ? v9fs_mount+0x55/0x7f0 [ 116.909361][ T8602] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.914876][ T8602] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.920910][ T8602] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.927126][ T8602] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.932661][ T8602] ? apparmor_task_alloc+0x2f0/0x2f0 [ 116.938271][ T8602] v9fs_mount+0x72/0x7f0 [ 116.942491][ T8602] ? v9fs_write_inode+0x50/0x50 [ 116.947497][ T8602] legacy_get_tree+0x103/0x1f0 [ 116.952237][ T8602] vfs_get_tree+0x8b/0x2d0 [ 116.957862][ T8602] ? capable+0x14/0x20 [ 116.961914][ T8602] do_mount+0x1272/0x1c30 [ 116.966218][ T8602] ? lock_downgrade+0x960/0x960 [ 116.971070][ T8602] ? copy_mount_string+0x20/0x20 [ 116.976685][ T8602] ? __kasan_check_write+0x14/0x20 [ 116.981769][ T8602] ? _copy_from_user+0xc5/0x110 [ 116.986601][ T8602] __x64_sys_mount+0x169/0x1c0 [ 116.991344][ T8602] do_syscall_64+0xd0/0x630 [ 116.995840][ T8602] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 117.001729][ T8602] RIP: 0033:0x458da9 [ 117.005797][ T8602] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.026232][ T8602] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.034800][ T8602] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 117.042746][ T8602] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 117.050690][ T8602] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 117.058652][ T8602] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 117.066597][ T8602] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 117.074657][ T8601] CPU: 0 PID: 8601 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 117.083233][ T8601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.093338][ T8601] Call Trace: [ 117.096623][ T8601] dump_stack+0x12d/0x187 [ 117.101213][ T8601] should_fail.cold.4+0x5/0x13 [ 117.105977][ T8601] ? fault_create_debugfs_attr+0x150/0x150 [ 117.111779][ T8601] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 117.116926][ T8610] FAULT_INJECTION: forcing a failure. [ 117.116926][ T8610] name failslab, interval 1, probability 0, space 0, times 0 [ 117.118450][ T8601] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.136785][ T8601] __should_failslab+0xba/0xf0 [ 117.141521][ T8601] should_failslab+0x9/0x14 [ 117.146003][ T8601] kmem_cache_alloc+0x47/0x760 [ 117.150742][ T8601] ? __kasan_check_read+0x11/0x20 [ 117.155743][ T8601] ? mark_lock+0xbf/0x630 [ 117.160050][ T8601] ? legacy_get_tree+0x103/0x1f0 [ 117.165746][ T8601] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 117.172211][ T8601] idr_get_free+0x35d/0x880 [ 117.176737][ T8601] idr_alloc_u32+0x13a/0x330 [ 117.181312][ T8601] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 117.186843][ T8601] ? lock_acquire+0x209/0x9e0 [ 117.191503][ T8601] ? __kasan_check_write+0x14/0x20 [ 117.196593][ T8601] ? do_raw_spin_lock+0x132/0x2e0 [ 117.201599][ T8601] idr_alloc+0x7d/0xc0 [ 117.205815][ T8601] ? idr_alloc_u32+0x330/0x330 [ 117.210561][ T8601] p9_client_prepare_req.part.5+0x571/0x670 [ 117.216436][ T8601] p9_client_rpc+0x174/0xe50 [ 117.221050][ T8601] ? p9_client_prepare_req.part.5+0x670/0x670 [ 117.227264][ T8601] ? p9_pollwait+0x182/0x210 [ 117.234464][ T8601] ? pipe_poll+0xc8/0x6b0 [ 117.238771][ T8601] ? ksys_dup3+0x2e0/0x2e0 [ 117.243163][ T8601] ? p9_fd_poll+0x19b/0x2a0 [ 117.247657][ T8601] ? p9_conn_create+0x3a5/0x4f0 [ 117.252488][ T8601] ? p9_conn_create+0x4f0/0x4f0 [ 117.257336][ T8601] p9_client_create+0x7fb/0x10f0 [ 117.262252][ T8601] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 117.268408][ T8601] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.274042][ T8601] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.280199][ T8601] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.285988][ T8601] ? lockdep_init_map_waits+0x270/0x870 [ 117.291521][ T8601] v9fs_session_init+0x1ed/0x14c0 [ 117.296622][ T8601] ? v9fs_session_init+0x1ed/0x14c0 [ 117.301804][ T8601] ? find_held_lock+0x36/0x1d0 [ 117.306548][ T8601] ? v9fs_show_options+0x6c0/0x6c0 [ 117.311653][ T8601] ? __kasan_check_read+0x11/0x20 [ 117.316656][ T8601] ? v9fs_mount+0x55/0x7f0 [ 117.321064][ T8601] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.326583][ T8601] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.333229][ T8601] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.339012][ T8601] ? kmem_cache_alloc_trace+0x39e/0x780 [ 117.344547][ T8601] ? apparmor_task_alloc+0x2f0/0x2f0 [ 117.349808][ T8601] v9fs_mount+0x72/0x7f0 [ 117.354649][ T8601] ? v9fs_write_inode+0x50/0x50 [ 117.359476][ T8601] legacy_get_tree+0x103/0x1f0 [ 117.364218][ T8601] vfs_get_tree+0x8b/0x2d0 [ 117.368696][ T8601] ? capable+0x14/0x20 [ 117.372742][ T8601] do_mount+0x1272/0x1c30 [ 117.377131][ T8601] ? lock_downgrade+0x960/0x960 [ 117.381959][ T8601] ? copy_mount_string+0x20/0x20 [ 117.386895][ T8601] ? __kasan_check_write+0x14/0x20 [ 117.392007][ T8601] ? _copy_from_user+0xc5/0x110 [ 117.396836][ T8601] __x64_sys_mount+0x169/0x1c0 [ 117.401691][ T8601] do_syscall_64+0xd0/0x630 [ 117.406173][ T8601] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 117.412496][ T8601] RIP: 0033:0x458da9 [ 117.416378][ T8601] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.435961][ T8601] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.444347][ T8601] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 117.452296][ T8601] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 117.460427][ T8601] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 117.468725][ T8601] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 117.476686][ T8601] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 117.484872][ T8610] CPU: 1 PID: 8610 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 117.493487][ T8610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.504843][ T8610] Call Trace: [ 117.508222][ T8610] dump_stack+0x12d/0x187 [ 117.512820][ T8610] should_fail.cold.4+0x5/0x13 [ 117.517616][ T8610] ? fault_create_debugfs_attr+0x150/0x150 [ 117.523513][ T8610] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 117.530195][ T8610] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.535749][ T8610] __should_failslab+0xba/0xf0 [ 117.540512][ T8610] should_failslab+0x9/0x14 [ 117.545038][ T8610] kmem_cache_alloc+0x47/0x760 [ 117.549806][ T8610] ? __kasan_check_read+0x11/0x20 [ 117.555552][ T8610] ? mark_lock+0xbf/0x630 [ 117.560059][ T8610] ? legacy_get_tree+0x103/0x1f0 [ 117.565036][ T8610] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 117.571539][ T8610] idr_get_free+0x35d/0x880 [ 117.576060][ T8610] idr_alloc_u32+0x13a/0x330 [ 117.580666][ T8610] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 117.584465][ T8618] FAULT_INJECTION: forcing a failure. [ 117.584465][ T8618] name failslab, interval 1, probability 0, space 0, times 0 [ 117.586207][ T8610] ? lock_acquire+0x209/0x9e0 [ 117.603425][ T8610] ? __kasan_check_write+0x14/0x20 [ 117.608510][ T8610] ? do_raw_spin_lock+0x132/0x2e0 [ 117.613524][ T8610] idr_alloc+0x7d/0xc0 [ 117.617583][ T8610] ? idr_alloc_u32+0x330/0x330 [ 117.622323][ T8610] p9_client_prepare_req.part.5+0x571/0x670 [ 117.628198][ T8610] p9_client_rpc+0x174/0xe50 [ 117.632767][ T8610] ? p9_client_prepare_req.part.5+0x670/0x670 [ 117.638809][ T8610] ? p9_pollwait+0x182/0x210 [ 117.643376][ T8610] ? pipe_poll+0xc8/0x6b0 [ 117.647677][ T8610] ? ksys_dup3+0x2e0/0x2e0 [ 117.652076][ T8610] ? p9_fd_poll+0x19b/0x2a0 [ 117.656552][ T8610] ? p9_conn_create+0x3a5/0x4f0 [ 117.661424][ T8610] ? p9_conn_create+0x4f0/0x4f0 [ 117.666515][ T8610] p9_client_create+0x7fb/0x10f0 [ 117.671496][ T8610] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 117.677536][ T8610] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.683055][ T8610] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.689206][ T8610] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.695001][ T8610] ? lockdep_init_map_waits+0x270/0x870 [ 117.700529][ T8610] v9fs_session_init+0x1ed/0x14c0 [ 117.705614][ T8610] ? v9fs_session_init+0x1ed/0x14c0 [ 117.710801][ T8610] ? find_held_lock+0x36/0x1d0 [ 117.715548][ T8610] ? v9fs_show_options+0x6c0/0x6c0 [ 117.720636][ T8610] ? __kasan_check_read+0x11/0x20 [ 117.725661][ T8610] ? v9fs_mount+0x55/0x7f0 [ 117.730065][ T8610] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.735591][ T8610] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.741793][ T8610] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.747772][ T8610] ? kmem_cache_alloc_trace+0x39e/0x780 [ 117.753314][ T8610] ? apparmor_task_alloc+0x2f0/0x2f0 [ 117.758751][ T8610] v9fs_mount+0x72/0x7f0 [ 117.762974][ T8610] ? v9fs_write_inode+0x50/0x50 [ 117.767799][ T8610] legacy_get_tree+0x103/0x1f0 [ 117.772553][ T8610] vfs_get_tree+0x8b/0x2d0 [ 117.776942][ T8610] ? capable+0x14/0x20 [ 117.780986][ T8610] do_mount+0x1272/0x1c30 [ 117.785310][ T8610] ? lock_downgrade+0x960/0x960 [ 117.790136][ T8610] ? copy_mount_string+0x20/0x20 [ 117.795063][ T8610] ? __kasan_check_write+0x14/0x20 [ 117.800152][ T8610] ? _copy_from_user+0xc5/0x110 [ 117.804981][ T8610] __x64_sys_mount+0x169/0x1c0 [ 117.809722][ T8610] do_syscall_64+0xd0/0x630 [ 117.814208][ T8610] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 117.820101][ T8610] RIP: 0033:0x458da9 [ 117.823971][ T8610] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.844069][ T8610] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.852464][ T8610] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 117.860496][ T8610] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 117.868457][ T8610] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 117.876503][ T8610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 117.884453][ T8610] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 117.892442][ T8618] CPU: 0 PID: 8618 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 117.895544][ T27] audit: type=1804 audit(1590055004.492:24): pid=8618 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir940636818/syzkaller.nLQFLP/28/file0" dev="sda1" ino=15965 res=1 [ 117.901022][ T8618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.901025][ T8618] Call Trace: [ 117.901037][ T8618] dump_stack+0x12d/0x187 [ 117.901050][ T8618] should_fail.cold.4+0x5/0x13 [ 117.901059][ T8618] ? fault_create_debugfs_attr+0x150/0x150 [ 117.901066][ T8618] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 117.901074][ T8618] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.901086][ T8618] __should_failslab+0xba/0xf0 [ 117.969314][ T8618] should_failslab+0x9/0x14 [ 117.973811][ T8618] kmem_cache_alloc+0x47/0x760 [ 117.978579][ T8618] ? __kasan_check_read+0x11/0x20 [ 117.983598][ T8618] ? mark_lock+0xbf/0x630 [ 117.987926][ T8618] ? legacy_get_tree+0x103/0x1f0 [ 117.992864][ T8618] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 117.999274][ T8618] idr_get_free+0x35d/0x880 [ 118.003867][ T8618] idr_alloc_u32+0x13a/0x330 [ 118.008454][ T8618] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 118.013993][ T8618] ? lock_acquire+0x209/0x9e0 [ 118.014731][ T8604] FAULT_INJECTION: forcing a failure. [ 118.014731][ T8604] name failslab, interval 1, probability 0, space 0, times 0 [ 118.018889][ T8618] ? __kasan_check_write+0x14/0x20 [ 118.036520][ T8618] ? do_raw_spin_lock+0x132/0x2e0 [ 118.041518][ T8618] idr_alloc+0x7d/0xc0 [ 118.045559][ T8618] ? idr_alloc_u32+0x330/0x330 [ 118.050310][ T8618] p9_client_prepare_req.part.5+0x571/0x670 [ 118.056439][ T8618] p9_client_rpc+0x174/0xe50 [ 118.061006][ T8618] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 118.066963][ T8618] ? __debug_object_init+0x4fc/0x10f0 [ 118.072309][ T8618] ? __kasan_check_read+0x11/0x20 [ 118.077306][ T8618] ? p9_client_prepare_req.part.5+0x670/0x670 [ 118.083425][ T8618] ? free_object+0x70/0x70 [ 118.087821][ T8618] ? ksys_dup3+0x2e0/0x2e0 [ 118.092213][ T8618] ? lockdep_init_map_waits+0x270/0x870 [ 118.097735][ T8618] ? __kasan_check_write+0x14/0x20 [ 118.102818][ T8618] ? p9_conn_create+0x3ce/0x4f0 [ 118.107654][ T8618] ? p9_conn_create+0x4f0/0x4f0 [ 118.112501][ T8618] p9_client_create+0x7fb/0x10f0 [ 118.117418][ T8618] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 118.123456][ T8618] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.128974][ T8618] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.135026][ T8618] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.140809][ T8618] ? lockdep_init_map_waits+0x270/0x870 [ 118.146348][ T8618] v9fs_session_init+0x1ed/0x14c0 [ 118.151362][ T8618] ? v9fs_session_init+0x1ed/0x14c0 [ 118.156552][ T8618] ? find_held_lock+0x36/0x1d0 [ 118.161296][ T8618] ? v9fs_show_options+0x6c0/0x6c0 [ 118.166396][ T8618] ? __kasan_check_read+0x11/0x20 [ 118.171410][ T8618] ? v9fs_mount+0x55/0x7f0 [ 118.175819][ T8618] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.181357][ T8618] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.187408][ T8618] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.193204][ T8618] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.198988][ T8618] ? apparmor_task_alloc+0x2f0/0x2f0 [ 118.204249][ T8618] v9fs_mount+0x72/0x7f0 [ 118.208483][ T8618] ? v9fs_write_inode+0x50/0x50 [ 118.213308][ T8618] legacy_get_tree+0x103/0x1f0 [ 118.218048][ T8618] vfs_get_tree+0x8b/0x2d0 [ 118.222437][ T8618] ? capable+0x14/0x20 [ 118.226567][ T8618] do_mount+0x1272/0x1c30 [ 118.230869][ T8618] ? lock_downgrade+0x960/0x960 [ 118.235714][ T8618] ? copy_mount_string+0x20/0x20 [ 118.240979][ T8618] ? __kasan_check_write+0x14/0x20 [ 118.246062][ T8618] ? _copy_from_user+0xc5/0x110 [ 118.250977][ T8618] __x64_sys_mount+0x169/0x1c0 [ 118.255732][ T8618] do_syscall_64+0xd0/0x630 [ 118.260212][ T8618] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 118.266078][ T8618] RIP: 0033:0x458da9 [ 118.270143][ T8618] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.289993][ T8618] RSP: 002b:00007f1c7c1a6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.298393][ T8618] RAX: ffffffffffffffda RBX: 00007f1c7c1a6c90 RCX: 0000000000458da9 [ 118.306350][ T8618] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 118.314300][ T8618] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 118.322245][ T8618] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1a76d4 [ 118.330212][ T8618] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 118.338264][ T8604] CPU: 1 PID: 8604 Comm: syz-executor.3 Not tainted 5.7.0-rc6-syzkaller #0 [ 118.346849][ T8604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.348689][ T8605] FAULT_INJECTION: forcing a failure. [ 118.348689][ T8605] name failslab, interval 1, probability 0, space 0, times 0 [ 118.356951][ T8604] Call Trace: [ 118.372785][ T8604] dump_stack+0x12d/0x187 [ 118.377094][ T8604] should_fail.cold.4+0x5/0x13 [ 118.381854][ T8604] ? fault_create_debugfs_attr+0x150/0x150 [ 118.387634][ T8604] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 118.394210][ T8604] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.399819][ T8604] __should_failslab+0xba/0xf0 [ 118.404556][ T8604] should_failslab+0x9/0x14 [ 118.409119][ T8604] kmem_cache_alloc+0x47/0x760 [ 118.413942][ T8604] ? __kasan_check_read+0x11/0x20 [ 118.418949][ T8604] ? mark_lock+0xbf/0x630 [ 118.423256][ T8604] ? legacy_get_tree+0x103/0x1f0 [ 118.428214][ T8604] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 118.434612][ T8604] idr_get_free+0x35d/0x880 [ 118.439114][ T8604] idr_alloc_u32+0x13a/0x330 [ 118.443768][ T8604] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 118.449290][ T8604] ? lock_acquire+0x209/0x9e0 [ 118.454054][ T8604] ? __kasan_check_write+0x14/0x20 [ 118.459146][ T8604] ? do_raw_spin_lock+0x132/0x2e0 [ 118.464152][ T8604] idr_alloc+0x7d/0xc0 [ 118.468301][ T8604] ? idr_alloc_u32+0x330/0x330 [ 118.474462][ T8604] p9_client_prepare_req.part.5+0x571/0x670 [ 118.480333][ T8604] p9_client_rpc+0x174/0xe50 [ 118.484899][ T8604] ? p9_client_prepare_req.part.5+0x670/0x670 [ 118.491030][ T8604] ? p9_pollwait+0x182/0x210 [ 118.495615][ T8604] ? pipe_poll+0xc8/0x6b0 [ 118.499949][ T8604] ? ksys_dup3+0x2e0/0x2e0 [ 118.504547][ T8604] ? p9_fd_poll+0x19b/0x2a0 [ 118.509032][ T8604] ? p9_conn_create+0x3a5/0x4f0 [ 118.513861][ T8604] ? p9_conn_create+0x4f0/0x4f0 [ 118.518693][ T8604] p9_client_create+0x7fb/0x10f0 [ 118.523708][ T8604] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 118.529845][ T8604] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.535380][ T8604] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.541420][ T8604] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.547224][ T8604] ? lockdep_init_map_waits+0x270/0x870 [ 118.552749][ T8604] v9fs_session_init+0x1ed/0x14c0 [ 118.557749][ T8604] ? v9fs_session_init+0x1ed/0x14c0 [ 118.562956][ T8604] ? find_held_lock+0x36/0x1d0 [ 118.567722][ T8604] ? v9fs_show_options+0x6c0/0x6c0 [ 118.572910][ T8604] ? __kasan_check_read+0x11/0x20 [ 118.577911][ T8604] ? v9fs_mount+0x55/0x7f0 [ 118.582301][ T8604] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.589056][ T8604] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.595094][ T8604] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.600876][ T8604] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.606395][ T8604] ? apparmor_task_alloc+0x2f0/0x2f0 [ 118.611656][ T8604] v9fs_mount+0x72/0x7f0 [ 118.616843][ T8604] ? v9fs_write_inode+0x50/0x50 [ 118.621668][ T8604] legacy_get_tree+0x103/0x1f0 [ 118.626413][ T8604] vfs_get_tree+0x8b/0x2d0 [ 118.630810][ T8604] ? capable+0x14/0x20 [ 118.634870][ T8604] do_mount+0x1272/0x1c30 [ 118.639185][ T8604] ? lock_downgrade+0x960/0x960 [ 118.644011][ T8604] ? copy_mount_string+0x20/0x20 [ 118.649020][ T8604] ? __kasan_check_write+0x14/0x20 [ 118.654103][ T8604] ? _copy_from_user+0xc5/0x110 [ 118.658933][ T8604] __x64_sys_mount+0x169/0x1c0 [ 118.663683][ T8604] do_syscall_64+0xd0/0x630 [ 118.668227][ T8604] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 118.674092][ T8604] RIP: 0033:0x458da9 [ 118.677960][ T8604] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.697542][ T8604] RSP: 002b:00007f23985e3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.706040][ T8604] RAX: ffffffffffffffda RBX: 00007f23985e3c90 RCX: 0000000000458da9 [ 118.713986][ T8604] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 118.722110][ T8604] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 118.730155][ T8604] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23985e46d4 [ 118.738107][ T8604] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 118.746075][ T8605] CPU: 0 PID: 8605 Comm: syz-executor.1 Not tainted 5.7.0-rc6-syzkaller #0 [ 118.754660][ T8605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.765755][ T8605] Call Trace: [ 118.769045][ T8605] dump_stack+0x12d/0x187 [ 118.773389][ T8605] should_fail.cold.4+0x5/0x13 [ 118.778158][ T8605] ? fault_create_debugfs_attr+0x150/0x150 [ 118.783961][ T8605] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 118.790710][ T8605] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.796259][ T8605] __should_failslab+0xba/0xf0 [ 118.801024][ T8605] should_failslab+0x9/0x14 [ 118.805698][ T8605] kmem_cache_alloc+0x47/0x760 [ 118.810466][ T8605] ? __kasan_check_read+0x11/0x20 [ 118.816182][ T8605] ? mark_lock+0xbf/0x630 [ 118.820508][ T8605] ? legacy_get_tree+0x103/0x1f0 [ 118.825452][ T8605] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 118.831892][ T8605] idr_get_free+0x35d/0x880 [ 118.836408][ T8605] idr_alloc_u32+0x13a/0x330 [ 118.841008][ T8605] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 118.846555][ T8605] ? lock_acquire+0x209/0x9e0 [ 118.851237][ T8605] ? __kasan_check_write+0x14/0x20 [ 118.856432][ T8605] ? do_raw_spin_lock+0x132/0x2e0 [ 118.861458][ T8605] idr_alloc+0x7d/0xc0 [ 118.865531][ T8605] ? idr_alloc_u32+0x330/0x330 [ 118.870307][ T8605] p9_client_prepare_req.part.5+0x571/0x670 [ 118.876305][ T8605] p9_client_rpc+0x174/0xe50 [ 118.880897][ T8605] ? p9_client_prepare_req.part.5+0x670/0x670 [ 118.886969][ T8605] ? p9_pollwait+0x182/0x210 [ 118.892172][ T8605] ? pipe_poll+0xc8/0x6b0 [ 118.896492][ T8605] ? ksys_dup3+0x2e0/0x2e0 [ 118.900899][ T8605] ? p9_fd_poll+0x19b/0x2a0 [ 118.905392][ T8605] ? p9_conn_create+0x3a5/0x4f0 [ 118.910230][ T8605] ? p9_conn_create+0x4f0/0x4f0 [ 118.915077][ T8605] p9_client_create+0x7fb/0x10f0 [ 118.920007][ T8605] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 118.926058][ T8605] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.931677][ T8605] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.937752][ T8605] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.943558][ T8605] ? lockdep_init_map_waits+0x270/0x870 [ 118.949116][ T8605] v9fs_session_init+0x1ed/0x14c0 [ 118.954147][ T8605] ? v9fs_session_init+0x1ed/0x14c0 [ 118.959517][ T8605] ? find_held_lock+0x36/0x1d0 [ 118.964303][ T8605] ? v9fs_show_options+0x6c0/0x6c0 [ 118.969410][ T8605] ? __kasan_check_read+0x11/0x20 [ 118.974459][ T8605] ? v9fs_mount+0x55/0x7f0 [ 118.978873][ T8605] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.984414][ T8605] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.990473][ T8605] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.996287][ T8605] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.001924][ T8605] ? apparmor_task_alloc+0x2f0/0x2f0 [ 119.007220][ T8605] v9fs_mount+0x72/0x7f0 [ 119.011467][ T8605] ? v9fs_write_inode+0x50/0x50 [ 119.016318][ T8605] legacy_get_tree+0x103/0x1f0 [ 119.021599][ T8605] vfs_get_tree+0x8b/0x2d0 [ 119.022767][ T27] audit: type=1804 audit(1590055006.400:25): pid=8633 uid=0 auid=0 ses=8 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir950364134/syzkaller.okXjpR/30/file0" dev="sda1" ino=15924 res=1 [ 119.026124][ T8605] ? capable+0x14/0x20 [ 119.026135][ T8605] do_mount+0x1272/0x1c30 [ 119.026143][ T8605] ? lock_downgrade+0x960/0x960 [ 119.026155][ T8605] ? copy_mount_string+0x20/0x20 [ 119.026175][ T8605] ? __kasan_check_write+0x14/0x20 [ 119.026183][ T8605] ? _copy_from_user+0xc5/0x110 [ 119.026195][ T8605] __x64_sys_mount+0x169/0x1c0 [ 119.026208][ T8605] do_syscall_64+0xd0/0x630 [ 119.053129][ T8633] FAULT_INJECTION: forcing a failure. [ 119.053129][ T8633] name failslab, interval 1, probability 0, space 0, times 0 [ 119.053586][ T8605] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 119.105866][ T8605] RIP: 0033:0x458da9 [ 119.109736][ T8605] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.130631][ T8605] RSP: 002b:00007f8d31ad5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.139016][ T8605] RAX: ffffffffffffffda RBX: 00007f8d31ad5c90 RCX: 0000000000458da9 [ 119.146964][ T8605] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 119.154910][ T8605] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 119.162856][ T8605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d31ad66d4 [ 119.170829][ T8605] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 119.178833][ T8633] CPU: 1 PID: 8633 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 119.187430][ T8633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.192855][ T8635] FAULT_INJECTION: forcing a failure. [ 119.192855][ T8635] name failslab, interval 1, probability 0, space 0, times 0 [ 119.197504][ T8633] Call Trace: [ 119.213447][ T8633] dump_stack+0x12d/0x187 [ 119.218977][ T8633] should_fail.cold.4+0x5/0x13 [ 119.224499][ T8633] ? fault_create_debugfs_attr+0x150/0x150 [ 119.230316][ T8633] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 119.236876][ T8633] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.242403][ T8633] __should_failslab+0xba/0xf0 [ 119.247158][ T8633] should_failslab+0x9/0x14 [ 119.251636][ T8633] kmem_cache_alloc+0x47/0x760 [ 119.256462][ T8633] ? __kasan_check_read+0x11/0x20 [ 119.261459][ T8633] ? mark_lock+0xbf/0x630 [ 119.265765][ T8633] ? legacy_get_tree+0x103/0x1f0 [ 119.270679][ T8633] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 119.277069][ T8633] idr_get_free+0x35d/0x880 [ 119.281556][ T8633] idr_alloc_u32+0x13a/0x330 [ 119.286123][ T8633] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 119.291727][ T8633] ? lock_acquire+0x209/0x9e0 [ 119.296410][ T8633] ? __kasan_check_write+0x14/0x20 [ 119.301580][ T8633] ? do_raw_spin_lock+0x132/0x2e0 [ 119.306580][ T8633] idr_alloc+0x7d/0xc0 [ 119.310635][ T8633] ? idr_alloc_u32+0x330/0x330 [ 119.315378][ T8633] p9_client_prepare_req.part.5+0x571/0x670 [ 119.321274][ T8633] p9_client_rpc+0x174/0xe50 [ 119.326183][ T8633] ? _raw_spin_unlock_irqrestore+0x68/0xd0 [ 119.331966][ T8633] ? __debug_object_init+0x4fc/0x10f0 [ 119.337310][ T8633] ? __kasan_check_read+0x11/0x20 [ 119.342305][ T8633] ? p9_client_prepare_req.part.5+0x670/0x670 [ 119.348450][ T8633] ? free_object+0x70/0x70 [ 119.352862][ T8633] ? ksys_dup3+0x2e0/0x2e0 [ 119.357253][ T8633] ? lockdep_init_map_waits+0x270/0x870 [ 119.362786][ T8633] ? __kasan_check_write+0x14/0x20 [ 119.367871][ T8633] ? p9_conn_create+0x3ce/0x4f0 [ 119.372712][ T8633] ? p9_conn_create+0x4f0/0x4f0 [ 119.377540][ T8633] p9_client_create+0x7fb/0x10f0 [ 119.382458][ T8633] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 119.388515][ T8633] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.394119][ T8633] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.400363][ T8633] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.406151][ T8633] ? lockdep_init_map_waits+0x270/0x870 [ 119.411675][ T8633] v9fs_session_init+0x1ed/0x14c0 [ 119.416671][ T8633] ? v9fs_session_init+0x1ed/0x14c0 [ 119.421856][ T8633] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.427326][ T8633] ? find_held_lock+0x36/0x1d0 [ 119.432080][ T8633] ? v9fs_show_options+0x6c0/0x6c0 [ 119.437166][ T8633] ? __kasan_check_read+0x11/0x20 [ 119.442268][ T8633] ? v9fs_mount+0x55/0x7f0 [ 119.446682][ T8633] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.452220][ T8633] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.458260][ T8633] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.464044][ T8633] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.469565][ T8633] ? apparmor_task_alloc+0x2f0/0x2f0 [ 119.474833][ T8633] v9fs_mount+0x72/0x7f0 [ 119.479144][ T8633] ? v9fs_write_inode+0x50/0x50 [ 119.483971][ T8633] legacy_get_tree+0x103/0x1f0 [ 119.488799][ T8633] vfs_get_tree+0x8b/0x2d0 [ 119.493211][ T8633] ? capable+0x14/0x20 [ 119.497602][ T8633] do_mount+0x1272/0x1c30 [ 119.501915][ T8633] ? lock_downgrade+0x960/0x960 [ 119.506755][ T8633] ? copy_mount_string+0x20/0x20 [ 119.511673][ T8633] ? __kasan_check_write+0x14/0x20 [ 119.516779][ T8633] ? _copy_from_user+0xc5/0x110 [ 119.521626][ T8633] __x64_sys_mount+0x169/0x1c0 [ 119.526393][ T8633] do_syscall_64+0xd0/0x630 [ 119.530877][ T8633] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 119.536885][ T8633] RIP: 0033:0x458da9 [ 119.540783][ T8633] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.560666][ T8633] RSP: 002b:00007f36a8727c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.569066][ T8633] RAX: ffffffffffffffda RBX: 00007f36a8727c90 RCX: 0000000000458da9 [ 119.577013][ T8633] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 119.584958][ T8633] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 119.592913][ T8633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87286d4 [ 119.601112][ T8633] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 119.609256][ T8635] CPU: 0 PID: 8635 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 119.617847][ T8635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.627903][ T8635] Call Trace: [ 119.631193][ T8635] dump_stack+0x12d/0x187 [ 119.635531][ T8635] should_fail.cold.4+0x5/0x13 [ 119.640301][ T8635] ? fault_create_debugfs_attr+0x150/0x150 [ 119.646104][ T8635] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 119.652724][ T8635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.658737][ T8635] __should_failslab+0xba/0xf0 [ 119.663531][ T8635] should_failslab+0x9/0x14 [ 119.668029][ T8635] kmem_cache_alloc+0x47/0x760 [ 119.672878][ T8635] ? __kasan_check_read+0x11/0x20 [ 119.677898][ T8635] ? mark_lock+0xbf/0x630 [ 119.682417][ T8635] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 119.688836][ T8635] idr_get_free+0x35d/0x880 [ 119.693344][ T8635] idr_alloc_u32+0x13a/0x330 [ 119.697930][ T8635] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 119.703468][ T8635] ? lock_acquire+0x209/0x9e0 [ 119.708195][ T8635] ? __kasan_check_write+0x14/0x20 [ 119.713309][ T8635] ? do_raw_spin_lock+0x132/0x2e0 [ 119.718355][ T8635] idr_alloc+0x7d/0xc0 [ 119.722521][ T8635] ? idr_alloc_u32+0x330/0x330 [ 119.727301][ T8635] p9_client_prepare_req.part.5+0x571/0x670 [ 119.733200][ T8635] p9_client_rpc+0x174/0xe50 [ 119.737797][ T8635] ? p9_client_prepare_req.part.5+0x670/0x670 [ 119.743865][ T8635] ? p9_pollwait+0x182/0x210 [ 119.748599][ T8635] ? pipe_poll+0xc8/0x6b0 [ 119.752931][ T8635] ? ksys_dup3+0x2e0/0x2e0 [ 119.757383][ T8635] ? p9_fd_poll+0x19b/0x2a0 [ 119.761884][ T8635] ? p9_conn_create+0x3a5/0x4f0 [ 119.766736][ T8635] ? p9_conn_create+0x4f0/0x4f0 [ 119.771593][ T8635] p9_client_create+0x7fb/0x10f0 [ 119.776566][ T8635] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 119.780793][ T8626] FAULT_INJECTION: forcing a failure. [ 119.780793][ T8626] name failslab, interval 1, probability 0, space 0, times 0 [ 119.782712][ T8635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.800832][ T8635] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.806966][ T8635] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.812842][ T8635] ? lockdep_init_map_waits+0x270/0x870 [ 119.818547][ T8635] v9fs_session_init+0x1ed/0x14c0 [ 119.823562][ T8635] ? v9fs_session_init+0x1ed/0x14c0 [ 119.828737][ T8635] ? find_held_lock+0x36/0x1d0 [ 119.833501][ T8635] ? v9fs_show_options+0x6c0/0x6c0 [ 119.838592][ T8635] ? __kasan_check_read+0x11/0x20 [ 119.843605][ T8635] ? v9fs_mount+0x55/0x7f0 [ 119.848080][ T8635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.853599][ T8635] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.859636][ T8635] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.865441][ T8635] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.870964][ T8635] ? apparmor_task_alloc+0x2f0/0x2f0 [ 119.876231][ T8635] v9fs_mount+0x72/0x7f0 [ 119.880538][ T8635] ? v9fs_write_inode+0x50/0x50 [ 119.885366][ T8635] legacy_get_tree+0x103/0x1f0 [ 119.890195][ T8635] vfs_get_tree+0x8b/0x2d0 [ 119.894595][ T8635] ? capable+0x14/0x20 [ 119.898639][ T8635] do_mount+0x1272/0x1c30 [ 119.902941][ T8635] ? lock_downgrade+0x960/0x960 [ 119.907766][ T8635] ? copy_mount_string+0x20/0x20 [ 119.912687][ T8635] ? __kasan_check_write+0x14/0x20 [ 119.917778][ T8635] ? _copy_from_user+0xc5/0x110 [ 119.922633][ T8635] __x64_sys_mount+0x169/0x1c0 [ 119.927375][ T8635] do_syscall_64+0xd0/0x630 [ 119.931859][ T8635] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 119.937727][ T8635] RIP: 0033:0x458da9 [ 119.941741][ T8635] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.961582][ T8635] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.970155][ T8635] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 119.978115][ T8635] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 119.986070][ T8635] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 119.994104][ T8635] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 120.002050][ T8635] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 120.010032][ T8626] CPU: 1 PID: 8626 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 120.018701][ T8626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.028752][ T8626] Call Trace: [ 120.032039][ T8626] dump_stack+0x12d/0x187 [ 120.033787][ T8641] FAULT_INJECTION: forcing a failure. [ 120.033787][ T8641] name failslab, interval 1, probability 0, space 0, times 0 [ 120.036364][ T8626] should_fail.cold.4+0x5/0x13 [ 120.054103][ T8626] ? stack_trace_save+0x82/0xb0 [ 120.058932][ T8626] ? fault_create_debugfs_attr+0x150/0x150 [ 120.064723][ T8626] __should_failslab+0xba/0xf0 [ 120.069470][ T8626] should_failslab+0x9/0x14 [ 120.073947][ T8626] kmem_cache_alloc+0x47/0x760 [ 120.078685][ T8626] ? __kasan_check_read+0x11/0x20 [ 120.083684][ T8626] ? mark_lock+0xbf/0x630 [ 120.089229][ T8626] ? legacy_get_tree+0x103/0x1f0 [ 120.094166][ T8626] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 120.100567][ T8626] idr_get_free+0x35d/0x880 [ 120.105058][ T8626] ? mark_held_locks+0x130/0x130 [ 120.109971][ T8626] idr_alloc_u32+0x13a/0x330 [ 120.114622][ T8626] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 120.120139][ T8626] ? lock_acquire+0x209/0x9e0 [ 120.124809][ T8626] ? __kasan_check_write+0x14/0x20 [ 120.129909][ T8626] ? do_raw_spin_lock+0x132/0x2e0 [ 120.134907][ T8626] idr_alloc+0x7d/0xc0 [ 120.138987][ T8626] ? idr_alloc_u32+0x330/0x330 [ 120.143730][ T8626] p9_client_prepare_req.part.5+0x571/0x670 [ 120.149597][ T8626] p9_client_rpc+0x174/0xe50 [ 120.154173][ T8626] ? p9_client_prepare_req.part.5+0x670/0x670 [ 120.160214][ T8626] ? p9_pollwait+0x182/0x210 [ 120.164781][ T8626] ? pipe_poll+0xc8/0x6b0 [ 120.169090][ T8626] ? ksys_dup3+0x2e0/0x2e0 [ 120.173499][ T8626] ? p9_fd_poll+0x19b/0x2a0 [ 120.177992][ T8626] ? p9_conn_create+0x3a5/0x4f0 [ 120.182822][ T8626] ? p9_conn_create+0x4f0/0x4f0 [ 120.187766][ T8626] p9_client_create+0x7fb/0x10f0 [ 120.192698][ T8626] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 120.198744][ T8626] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.204283][ T8626] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.210323][ T8626] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.216108][ T8626] ? lockdep_init_map_waits+0x270/0x870 [ 120.222416][ T8626] v9fs_session_init+0x1ed/0x14c0 [ 120.227412][ T8626] ? v9fs_session_init+0x1ed/0x14c0 [ 120.232588][ T8626] ? find_held_lock+0x36/0x1d0 [ 120.237331][ T8626] ? v9fs_show_options+0x6c0/0x6c0 [ 120.242427][ T8626] ? __kasan_check_read+0x11/0x20 [ 120.247450][ T8626] ? v9fs_mount+0x55/0x7f0 [ 120.251845][ T8626] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.257389][ T8626] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.263447][ T8626] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.269351][ T8626] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.274893][ T8626] ? apparmor_task_alloc+0x2f0/0x2f0 [ 120.280190][ T8626] v9fs_mount+0x72/0x7f0 [ 120.284419][ T8626] ? v9fs_write_inode+0x50/0x50 [ 120.289242][ T8626] legacy_get_tree+0x103/0x1f0 [ 120.293981][ T8626] vfs_get_tree+0x8b/0x2d0 [ 120.298471][ T8626] ? capable+0x14/0x20 [ 120.302515][ T8626] do_mount+0x1272/0x1c30 [ 120.306817][ T8626] ? lock_downgrade+0x960/0x960 [ 120.311648][ T8626] ? copy_mount_string+0x20/0x20 [ 120.316566][ T8626] ? __kasan_check_write+0x14/0x20 [ 120.321774][ T8626] ? _copy_from_user+0xc5/0x110 [ 120.326693][ T8626] __x64_sys_mount+0x169/0x1c0 [ 120.331622][ T8626] do_syscall_64+0xd0/0x630 [ 120.336109][ T8626] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 120.341990][ T8626] RIP: 0033:0x458da9 [ 120.345862][ T8626] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.366496][ T8626] RSP: 002b:00007fb9f00c6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.375521][ T8626] RAX: ffffffffffffffda RBX: 00007fb9f00c6c90 RCX: 0000000000458da9 [ 120.384006][ T8626] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 120.391968][ T8626] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 120.400120][ T8626] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9f00c76d4 [ 120.408252][ T8626] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 120.417017][ T8641] CPU: 0 PID: 8641 Comm: syz-executor.2 Not tainted 5.7.0-rc6-syzkaller #0 [ 120.425690][ T8641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.435838][ T8641] Call Trace: [ 120.439156][ T8641] dump_stack+0x12d/0x187 [ 120.443496][ T8641] should_fail.cold.4+0x5/0x13 [ 120.448355][ T8641] ? stack_trace_save+0x82/0xb0 [ 120.453590][ T8641] ? fault_create_debugfs_attr+0x150/0x150 [ 120.460026][ T8641] __should_failslab+0xba/0xf0 [ 120.465040][ T8641] should_failslab+0x9/0x14 [ 120.470073][ T8641] kmem_cache_alloc+0x47/0x760 [ 120.475015][ T8641] ? __kasan_check_read+0x11/0x20 [ 120.480256][ T8641] ? mark_lock+0xbf/0x630 [ 120.484770][ T8641] ? legacy_get_tree+0x103/0x1f0 [ 120.490439][ T8641] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 120.497037][ T8641] idr_get_free+0x35d/0x880 [ 120.502724][ T8641] ? mark_held_locks+0x130/0x130 [ 120.507854][ T8641] idr_alloc_u32+0x13a/0x330 [ 120.512637][ T8641] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 120.518357][ T8641] ? lock_acquire+0x209/0x9e0 [ 120.523827][ T8641] ? __kasan_check_write+0x14/0x20 [ 120.529545][ T8641] ? do_raw_spin_lock+0x132/0x2e0 [ 120.535534][ T8641] idr_alloc+0x7d/0xc0 [ 120.541523][ T8641] ? idr_alloc_u32+0x330/0x330 [ 120.547405][ T8641] p9_client_prepare_req.part.5+0x571/0x670 [ 120.555663][ T8641] p9_client_rpc+0x174/0xe50 [ 120.563888][ T8641] ? p9_client_prepare_req.part.5+0x670/0x670 [ 120.572187][ T8641] ? p9_pollwait+0x182/0x210 [ 120.577612][ T8641] ? pipe_poll+0xc8/0x6b0 [ 120.582910][ T8641] ? ksys_dup3+0x2e0/0x2e0 [ 120.587685][ T8641] ? p9_fd_poll+0x19b/0x2a0 [ 120.592370][ T8641] ? p9_conn_create+0x3a5/0x4f0 [ 120.597522][ T8641] ? p9_conn_create+0x4f0/0x4f0 [ 120.602377][ T8641] p9_client_create+0x7fb/0x10f0 [ 120.607325][ T8641] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 120.613688][ T8641] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.619474][ T8641] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.625539][ T8641] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.631344][ T8641] ? lockdep_init_map_waits+0x270/0x870 [ 120.636890][ T8641] v9fs_session_init+0x1ed/0x14c0 [ 120.641922][ T8641] ? v9fs_session_init+0x1ed/0x14c0 [ 120.647126][ T8641] ? find_held_lock+0x36/0x1d0 [ 120.651880][ T8641] ? v9fs_show_options+0x6c0/0x6c0 [ 120.657182][ T8641] ? __kasan_check_read+0x11/0x20 [ 120.663156][ T8641] ? v9fs_mount+0x55/0x7f0 [ 120.667563][ T8641] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.673103][ T8641] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.679153][ T8641] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.684956][ T8641] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.690511][ T8641] ? apparmor_task_alloc+0x2f0/0x2f0 [ 120.695786][ T8641] v9fs_mount+0x72/0x7f0 [ 120.700018][ T8641] ? v9fs_write_inode+0x50/0x50 [ 120.704853][ T8641] legacy_get_tree+0x103/0x1f0 [ 120.709612][ T8641] vfs_get_tree+0x8b/0x2d0 [ 120.714027][ T8641] ? capable+0x14/0x20 [ 120.718088][ T8641] do_mount+0x1272/0x1c30 [ 120.722486][ T8641] ? lock_downgrade+0x960/0x960 [ 120.727327][ T8641] ? copy_mount_string+0x20/0x20 [ 120.732269][ T8641] ? __kasan_check_write+0x14/0x20 [ 120.737456][ T8641] ? _copy_from_user+0xc5/0x110 [ 120.742296][ T8641] __x64_sys_mount+0x169/0x1c0 [ 120.747236][ T8641] do_syscall_64+0xd0/0x630 [ 120.751914][ T8641] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 120.757816][ T8641] RIP: 0033:0x458da9 [ 120.761790][ T8641] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.781468][ T8641] RSP: 002b:00007f1c7c1c7c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.790124][ T8641] RAX: ffffffffffffffda RBX: 00007f1c7c1c7c90 RCX: 0000000000458da9 [ 120.798096][ T8641] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 120.806053][ T8641] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 120.814712][ T8641] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c7c1c86d4 [ 120.823129][ T8641] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 121.130581][ T8646] FAULT_INJECTION: forcing a failure. [ 121.130581][ T8646] name failslab, interval 1, probability 0, space 0, times 0 [ 121.143206][ T8646] CPU: 0 PID: 8646 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #0 [ 121.151872][ T8646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.161950][ T8646] Call Trace: [ 121.165232][ T8646] dump_stack+0x12d/0x187 [ 121.169660][ T8646] should_fail.cold.4+0x5/0x13 [ 121.174691][ T8646] ? fault_create_debugfs_attr+0x150/0x150 [ 121.180504][ T8646] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 121.187079][ T8646] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.192632][ T8646] __should_failslab+0xba/0xf0 [ 121.197482][ T8646] should_failslab+0x9/0x14 [ 121.201985][ T8646] kmem_cache_alloc+0x47/0x760 [ 121.206739][ T8646] ? __kasan_check_read+0x11/0x20 [ 121.211768][ T8646] ? mark_lock+0xbf/0x630 [ 121.216102][ T8646] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 121.222527][ T8646] idr_get_free+0x35d/0x880 [ 121.227039][ T8646] idr_alloc_u32+0x13a/0x330 [ 121.231627][ T8646] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 121.237198][ T8646] ? lock_acquire+0x209/0x9e0 [ 121.240789][ T8656] FAULT_INJECTION: forcing a failure. [ 121.240789][ T8656] name failslab, interval 1, probability 0, space 0, times 0 [ 121.241867][ T8646] ? __kasan_check_write+0x14/0x20 [ 121.259525][ T8646] ? do_raw_spin_lock+0x132/0x2e0 [ 121.264540][ T8646] idr_alloc+0x7d/0xc0 [ 121.268588][ T8646] ? idr_alloc_u32+0x330/0x330 [ 121.273333][ T8646] p9_client_prepare_req.part.5+0x571/0x670 [ 121.279204][ T8646] p9_client_rpc+0x174/0xe50 [ 121.283795][ T8646] ? p9_client_prepare_req.part.5+0x670/0x670 [ 121.289856][ T8646] ? p9_pollwait+0x182/0x210 [ 121.294421][ T8646] ? pipe_poll+0xc8/0x6b0 [ 121.298720][ T8646] ? ksys_dup3+0x2e0/0x2e0 [ 121.303112][ T8646] ? p9_fd_poll+0x19b/0x2a0 [ 121.307611][ T8646] ? p9_conn_create+0x3a5/0x4f0 [ 121.312524][ T8646] ? p9_conn_create+0x4f0/0x4f0 [ 121.317356][ T8646] p9_client_create+0x7fb/0x10f0 [ 121.322275][ T8646] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 121.328323][ T8646] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.333850][ T8646] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.340080][ T8646] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.345866][ T8646] ? lockdep_init_map_waits+0x270/0x870 [ 121.351391][ T8646] v9fs_session_init+0x1ed/0x14c0 [ 121.356388][ T8646] ? v9fs_session_init+0x1ed/0x14c0 [ 121.362342][ T8646] ? find_held_lock+0x36/0x1d0 [ 121.367081][ T8646] ? v9fs_show_options+0x6c0/0x6c0 [ 121.372187][ T8646] ? __kasan_check_read+0x11/0x20 [ 121.377187][ T8646] ? ip_vs_lblcr_schedule+0x830/0x2890 [ 121.382706][ T8646] ? v9fs_mount+0x55/0x7f0 [ 121.387105][ T8646] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.393194][ T8646] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.399242][ T8646] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.405033][ T8646] ? kmem_cache_alloc_trace+0x39e/0x780 [ 121.410570][ T8646] ? apparmor_task_alloc+0x2f0/0x2f0 [ 121.417226][ T8646] v9fs_mount+0x72/0x7f0 [ 121.421446][ T8646] ? v9fs_write_inode+0x50/0x50 [ 121.426373][ T8646] legacy_get_tree+0x103/0x1f0 [ 121.431125][ T8646] vfs_get_tree+0x8b/0x2d0 [ 121.435523][ T8646] ? capable+0x14/0x20 [ 121.439572][ T8646] do_mount+0x1272/0x1c30 [ 121.443873][ T8646] ? lock_downgrade+0x960/0x960 [ 121.448967][ T8646] ? copy_mount_string+0x20/0x20 [ 121.453973][ T8646] ? __kasan_check_write+0x14/0x20 [ 121.459066][ T8646] ? _copy_from_user+0xc5/0x110 [ 121.463978][ T8646] __x64_sys_mount+0x169/0x1c0 [ 121.468716][ T8646] do_syscall_64+0xd0/0x630 [ 121.473206][ T8646] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 121.479081][ T8646] RIP: 0033:0x458da9 [ 121.483045][ T8646] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.502883][ T8646] RSP: 002b:00007f36a8748c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.511267][ T8646] RAX: ffffffffffffffda RBX: 00007f36a8748c90 RCX: 0000000000458da9 [ 121.520604][ T8646] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 121.529160][ T8646] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 121.537113][ T8646] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36a87496d4 [ 121.545078][ T8646] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 121.554105][ T8656] CPU: 1 PID: 8656 Comm: syz-executor.5 Not tainted 5.7.0-rc6-syzkaller #0 [ 121.562697][ T8656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.572838][ T8656] Call Trace: [ 121.576124][ T8656] dump_stack+0x12d/0x187 [ 121.580455][ T8656] should_fail.cold.4+0x5/0x13 [ 121.585217][ T8656] ? fault_create_debugfs_attr+0x150/0x150 [ 121.591145][ T8656] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 121.597733][ T8656] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.603530][ T8656] __should_failslab+0xba/0xf0 [ 121.608503][ T8656] should_failslab+0x9/0x14 [ 121.613120][ T8656] kmem_cache_alloc+0x47/0x760 [ 121.617880][ T8656] ? __kasan_check_read+0x11/0x20 [ 121.622883][ T8656] ? mark_lock+0xbf/0x630 [ 121.627197][ T8656] ? legacy_get_tree+0x103/0x1f0 [ 121.632291][ T8656] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 121.638676][ T8656] idr_get_free+0x35d/0x880 [ 121.643417][ T8656] idr_alloc_u32+0x13a/0x330 [ 121.647978][ T8656] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 121.653508][ T8656] ? lock_acquire+0x209/0x9e0 [ 121.658158][ T8656] ? __kasan_check_write+0x14/0x20 [ 121.663237][ T8656] ? do_raw_spin_lock+0x132/0x2e0 [ 121.668320][ T8656] idr_alloc+0x7d/0xc0 [ 121.672447][ T8656] ? idr_alloc_u32+0x330/0x330 [ 121.677184][ T8656] p9_client_prepare_req.part.5+0x571/0x670 [ 121.683204][ T8656] p9_client_rpc+0x174/0xe50 [ 121.687783][ T8656] ? p9_client_prepare_req.part.5+0x670/0x670 [ 121.694099][ T8656] ? p9_pollwait+0x182/0x210 [ 121.698777][ T8656] ? pipe_poll+0xc8/0x6b0 [ 121.703081][ T8656] ? ksys_dup3+0x2e0/0x2e0 [ 121.707472][ T8656] ? p9_fd_poll+0x19b/0x2a0 [ 121.711949][ T8656] ? p9_conn_create+0x3a5/0x4f0 [ 121.716771][ T8656] ? p9_conn_create+0x4f0/0x4f0 [ 121.721605][ T8656] p9_client_create+0x7fb/0x10f0 [ 121.726616][ T8656] ? p9_client_zc_rpc.constprop.7+0xdf0/0xdf0 [ 121.732681][ T8656] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.738211][ T8656] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.744282][ T8656] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.750094][ T8656] ? lockdep_init_map_waits+0x270/0x870 [ 121.755656][ T8656] v9fs_session_init+0x1ed/0x14c0 [ 121.765432][ T8656] ? v9fs_session_init+0x1ed/0x14c0 [ 121.770624][ T8656] ? find_held_lock+0x36/0x1d0 [ 121.775360][ T8656] ? v9fs_show_options+0x6c0/0x6c0 [ 121.780454][ T8656] ? __kasan_check_read+0x11/0x20 [ 121.785512][ T8656] ? v9fs_mount+0x55/0x7f0 [ 121.790167][ T8656] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.795821][ T8656] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.801950][ T8656] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.808440][ T8656] ? kmem_cache_alloc_trace+0x39e/0x780 [ 121.814039][ T8656] ? apparmor_task_alloc+0x2f0/0x2f0 [ 121.820098][ T8656] v9fs_mount+0x72/0x7f0 [ 121.824336][ T8656] ? v9fs_write_inode+0x50/0x50 [ 121.829181][ T8656] legacy_get_tree+0x103/0x1f0 [ 121.833947][ T8656] vfs_get_tree+0x8b/0x2d0 [ 121.838349][ T8656] ? capable+0x14/0x20 [ 121.842592][ T8656] do_mount+0x1272/0x1c30 [ 121.846919][ T8656] ? lock_downgrade+0x960/0x960 [ 121.851755][ T8656] ? copy_mount_string+0x20/0x20 [ 121.856804][ T8656] ? __kasan_check_write+0x14/0x20 [ 121.862087][ T8656] ? _copy_from_user+0xc5/0x110 [ 121.867450][ T8656] __x64_sys_mount+0x169/0x1c0 [ 121.872191][ T8656] do_syscall_64+0xd0/0x630 [ 121.876679][ T8656] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 121.882803][ T8656] RIP: 0033:0x458da9 [ 121.886688][ T8656] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.907423][ T8656] RSP: 002b:00007ff11ea3bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.915810][ T8656] RAX: ffffffffffffffda RBX: 00007ff11ea3bc90 RCX: 0000000000458da9 [ 121.923770][ T8656] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 2020/05/21 09:56:49 executed programs: 195 [ 121.931715][ T8656] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 121.939665][ T8656] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff11ea3c6d4 [ 121.947632][ T8656] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005