Warning: Permanently added '10.128.1.245' (ED25519) to the list of known hosts. 1970/01/01 00:00:58 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:58 ignoring optional flag "type"="gce" 1970/01/01 00:00:58 parsed 1 programs [ 59.074092][ T4249] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:59 executed programs: 0 [ 59.449060][ T4266] chnl_net:caif_netlink_parms(): no params data found [ 59.452443][ T4262] chnl_net:caif_netlink_parms(): no params data found [ 59.464070][ T4274] chnl_net:caif_netlink_parms(): no params data found [ 59.560232][ T4262] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.562056][ T4262] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.564139][ T4262] device bridge_slave_0 entered promiscuous mode [ 59.571694][ T4270] chnl_net:caif_netlink_parms(): no params data found [ 59.585221][ T4266] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.587138][ T4266] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.593437][ T4266] device bridge_slave_0 entered promiscuous mode [ 59.606199][ T4262] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.607934][ T4262] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.614788][ T4262] device bridge_slave_1 entered promiscuous mode [ 59.621335][ T4263] chnl_net:caif_netlink_parms(): no params data found [ 59.639180][ T4266] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.640746][ T4266] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.643079][ T4266] device bridge_slave_1 entered promiscuous mode [ 59.644961][ T4274] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.646568][ T4274] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.655403][ T4274] device bridge_slave_0 entered promiscuous mode [ 59.694429][ T4274] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.696100][ T4274] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.704677][ T4274] device bridge_slave_1 entered promiscuous mode [ 59.707885][ T4262] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.740111][ T4262] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.743705][ T4266] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.775530][ T4266] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.788929][ T4270] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.790657][ T4270] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.793041][ T4270] device bridge_slave_0 entered promiscuous mode [ 59.797282][ T4262] team0: Port device team_slave_0 added [ 59.800935][ T4262] team0: Port device team_slave_1 added [ 59.825376][ T4274] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.827379][ T4263] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.829313][ T4263] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.831725][ T4263] device bridge_slave_0 entered promiscuous mode [ 59.846154][ T4270] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.847929][ T4270] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.851215][ T4270] device bridge_slave_1 entered promiscuous mode [ 59.853431][ T4262] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.855131][ T4262] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 59.861649][ T4262] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.866022][ T4274] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.868847][ T4263] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.870515][ T4263] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.872913][ T4263] device bridge_slave_1 entered promiscuous mode [ 59.881955][ T4266] team0: Port device team_slave_0 added [ 59.895499][ T4262] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.897224][ T4262] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 59.904612][ T4262] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.913084][ T4266] team0: Port device team_slave_1 added [ 59.927251][ T4263] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.932025][ T4263] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.961546][ T4270] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.984414][ T4274] team0: Port device team_slave_0 added [ 59.987348][ T4274] team0: Port device team_slave_1 added [ 59.996798][ T4270] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.004513][ T4266] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.006074][ T4266] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.019937][ T4266] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.043943][ T4263] team0: Port device team_slave_0 added [ 60.046926][ T4263] team0: Port device team_slave_1 added [ 60.100029][ T4262] device hsr_slave_0 entered promiscuous mode [ 60.138497][ T4262] device hsr_slave_1 entered promiscuous mode [ 60.193920][ T4266] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.195632][ T4266] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.202268][ T4266] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.220163][ T4274] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.221897][ T4274] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.227877][ T4274] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.232492][ T4274] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.234362][ T4274] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.240738][ T4274] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.249567][ T4270] team0: Port device team_slave_0 added [ 60.252036][ T4263] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.253626][ T4263] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.259973][ T4263] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.273431][ T4270] team0: Port device team_slave_1 added [ 60.292870][ T4263] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.294551][ T4263] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.307239][ T4263] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.390406][ T4266] device hsr_slave_0 entered promiscuous mode [ 60.428627][ T4266] device hsr_slave_1 entered promiscuous mode [ 60.468727][ T4266] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.470795][ T4266] Cannot create hsr debugfs directory [ 60.472542][ T4270] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.474117][ T4270] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.481099][ T4270] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.485102][ T4270] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.486723][ T4270] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.493379][ T4270] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.540053][ T4274] device hsr_slave_0 entered promiscuous mode [ 60.579189][ T4274] device hsr_slave_1 entered promiscuous mode [ 60.638252][ T4274] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.640208][ T4274] Cannot create hsr debugfs directory [ 60.880026][ T4263] device hsr_slave_0 entered promiscuous mode [ 60.928844][ T4263] device hsr_slave_1 entered promiscuous mode [ 60.968459][ T4263] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.970265][ T4263] Cannot create hsr debugfs directory [ 61.070125][ T4270] device hsr_slave_0 entered promiscuous mode [ 61.128710][ T4270] device hsr_slave_1 entered promiscuous mode [ 61.168414][ T4270] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.170357][ T4270] Cannot create hsr debugfs directory [ 61.211221][ T21] Bluetooth: hci2: command 0x0409 tx timeout [ 61.213405][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 61.214913][ T21] Bluetooth: hci1: command 0x0409 tx timeout [ 61.288518][ T21] Bluetooth: hci3: command 0x0409 tx timeout [ 61.288623][ T1959] Bluetooth: hci4: command 0x0409 tx timeout [ 61.671372][ T4262] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.709846][ T4262] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.786925][ T4262] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.820532][ T4262] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.878737][ T4274] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.948914][ T4274] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 62.006156][ T4274] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 62.031307][ T4270] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.078701][ T4274] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 62.124141][ T4270] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.160425][ T4270] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.200120][ T4270] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.285018][ T4266] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.300839][ T4266] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 62.353460][ T4266] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 62.390121][ T4266] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 62.530570][ T4262] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.553161][ T4263] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.590859][ T4263] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.625569][ T4270] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.636650][ T4263] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.680078][ T4263] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.722073][ T4262] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.734696][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.737015][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.739628][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.742257][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.744572][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.746052][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.749848][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.752152][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.754735][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.756499][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.765811][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.774165][ T4274] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.788750][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.791204][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.793426][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.795692][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.799170][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.802063][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.827800][ T4262] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.832204][ T4262] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.840318][ T4270] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.846250][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.848660][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.850969][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.853452][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.855696][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.858701][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.861034][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.893841][ T4266] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.904940][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.907189][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.910141][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.925269][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.929005][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.931366][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.933145][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.949336][ T4266] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.954746][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.956962][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.960707][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.962854][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.964463][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.966649][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.971103][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.973305][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.976907][ T4274] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.004258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.006746][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.010248][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.011995][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.014270][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.016935][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.021246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.023907][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.026405][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.030200][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.032223][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.034128][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.036460][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.039625][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.042138][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.044536][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.046377][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.049144][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.051566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.054134][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.055818][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.059349][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.061744][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.064315][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.066583][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.070340][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.072644][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.074446][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.083411][ T4262] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.112816][ T4270] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.115772][ T4270] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.139016][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.141485][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.143837][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.146602][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.151704][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.154272][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.156629][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.160993][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.163102][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.165562][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.167897][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.173673][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.176115][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.180364][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.182628][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.184876][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.187148][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.190640][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.211135][ T4274] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.214162][ T4274] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.227161][ T4263] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.234159][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.237266][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.243197][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.245612][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.259705][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.262246][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.284094][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.286417][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.290952][ T4429] Bluetooth: hci1: command 0x041b tx timeout [ 63.292341][ T4429] Bluetooth: hci0: command 0x041b tx timeout [ 63.303456][ T4429] Bluetooth: hci2: command 0x041b tx timeout [ 63.306495][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.310356][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.324454][ T4266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.330094][ T4263] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.352563][ T4262] device veth0_vlan entered promiscuous mode [ 63.367889][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.371024][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.373237][ T333] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.374889][ T333] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.376938][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.388225][ T4430] Bluetooth: hci4: command 0x041b tx timeout [ 63.395670][ T4430] Bluetooth: hci3: command 0x041b tx timeout [ 63.413830][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.416108][ T333] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.417948][ T333] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.421985][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.424473][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.426874][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.436506][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.440087][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.446531][ T4270] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.454904][ T4262] device veth1_vlan entered promiscuous mode [ 63.466291][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.469284][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.471474][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.473558][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.475729][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.477922][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.530111][ T4262] device veth0_macvtap entered promiscuous mode [ 63.533062][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.536035][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.547523][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.552477][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.554998][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.560387][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.562638][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.565000][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.567584][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.570768][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.575492][ T4263] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.579160][ T4263] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.591449][ T4274] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.597083][ T4262] device veth1_macvtap entered promiscuous mode [ 63.601145][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.603860][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.606274][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.610871][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.613371][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.615939][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.619095][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.663429][ T387] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.665224][ T387] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.675244][ T4270] device veth0_vlan entered promiscuous mode [ 63.689725][ T4266] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.693032][ T4262] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.697268][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.700483][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.702817][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.705089][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.707888][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.712776][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.715999][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.719732][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.731078][ T4262] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.734744][ T4262] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.737073][ T4262] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.747929][ T4262] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.750742][ T4262] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.756777][ T4270] device veth1_vlan entered promiscuous mode [ 63.769800][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.772179][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.774733][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.777326][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.782647][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.796246][ T4274] device veth0_vlan entered promiscuous mode [ 63.814937][ T4270] device veth0_macvtap entered promiscuous mode [ 63.830139][ T4270] device veth1_macvtap entered promiscuous mode [ 63.842700][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.844996][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.847158][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.855872][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.861215][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.863757][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.866251][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.874092][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.876454][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.881949][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.888882][ T4274] device veth1_vlan entered promiscuous mode [ 63.893036][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.895449][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.897809][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.914212][ T4270] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 63.916756][ T4270] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.920779][ T4270] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.925299][ T4266] device veth0_vlan entered promiscuous mode [ 63.967192][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.970422][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.973056][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.975478][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.981040][ T4270] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 63.983351][ T4270] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.986374][ T4270] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.994221][ T4266] device veth1_vlan entered promiscuous mode [ 64.005351][ T4274] device veth0_macvtap entered promiscuous mode [ 64.013872][ T4263] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.026842][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.032933][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.045567][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.047796][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.050661][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.054675][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.056384][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.059546][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.071158][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.079090][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.086345][ T4270] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.095764][ T4270] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.098027][ T4270] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.100916][ T4270] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.105536][ T4274] device veth1_macvtap entered promiscuous mode [ 64.120024][ T4266] device veth0_macvtap entered promiscuous mode [ 64.124169][ T4266] device veth1_macvtap entered promiscuous mode [ 64.165905][ T4266] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.178079][ T4266] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.182533][ T4266] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.184962][ T4266] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.189404][ T4266] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.206226][ T387] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.208691][ T387] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.212423][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.214696][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.216774][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.219699][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.221923][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.224250][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.227678][ T4274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.238982][ T4274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.241453][ T4274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.243883][ T4274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.245959][ T4274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.267769][ T4274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.271752][ T4274] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.278902][ T4266] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.281353][ T4266] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.283767][ T4266] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.286178][ T4266] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.299268][ T4266] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.317067][ T4274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.326065][ T4274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.333112][ T4274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.335516][ T4274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.337721][ T4274] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.354098][ T4274] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.357668][ T4274] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.361122][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.363605][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.366236][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.371140][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.373575][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.376024][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.394547][ T4266] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.396750][ T4266] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.401809][ T4266] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.403908][ T4266] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.409309][ T4274] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.411275][ T4274] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.413253][ T4274] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.415223][ T4274] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.430486][ T4550] block nbd0: shutting down sockets [ 64.455177][ T333] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.457413][ T333] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.466304][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.477628][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.483942][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.484765][ T4544] FAULT_INJECTION: forcing a failure. [ 64.484765][ T4544] name failslab, interval 1, probability 0, space 0, times 1 [ 64.490698][ T4544] CPU: 1 PID: 4544 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 64.492660][ T4544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 64.495085][ T4544] Call trace: [ 64.495864][ T4544] dump_backtrace+0x0/0x530 [ 64.496928][ T4544] show_stack+0x2c/0x3c [ 64.497931][ T4544] dump_stack_lvl+0x108/0x170 [ 64.499085][ T4544] dump_stack+0x1c/0x58 [ 64.500107][ T4544] should_fail+0x3b8/0x514 [ 64.501135][ T4544] __should_failslab+0xbc/0x110 [ 64.502326][ T4544] should_failslab+0x10/0x28 [ 64.503337][ T4544] slab_pre_alloc_hook+0x64/0xe8 [ 64.504539][ T4544] __kmalloc_node+0xbc/0x5b8 [ 64.505780][ T4544] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 64.507115][ T4544] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 64.508377][ T4544] nbd_start_device+0x158/0xb34 [ 64.509523][ T4544] nbd_ioctl+0x420/0xc2c [ 64.510469][ T4544] blkdev_ioctl+0x3d8/0xbd0 [ 64.511465][ T4544] block_ioctl+0xa8/0x114 [ 64.512533][ T4544] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.513646][ T4544] invoke_syscall+0x98/0x2b8 [ 64.514628][ T4544] el0_svc_common+0x138/0x258 [ 64.515834][ T4544] do_el0_svc+0x58/0x14c [ 64.516690][ T4544] el0_svc+0x7c/0x1f0 [ 64.517615][ T4544] el0t_64_sync_handler+0x84/0xe4 [ 64.518657][ T4544] el0t_64_sync+0x1a0/0x1a4 [ 64.523358][ T4544] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 64.589483][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.591574][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.594143][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:04 executed programs: 5 [ 64.622526][ T4263] device veth0_vlan entered promiscuous mode [ 64.636394][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.638813][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.641256][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.644446][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.677996][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.682237][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.684311][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.685472][ T4263] device veth1_vlan entered promiscuous mode [ 64.688259][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.701839][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.719178][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.721351][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.723685][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.758552][ T4263] device veth0_macvtap entered promiscuous mode [ 64.767795][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.770356][ T4559] block nbd3: shutting down sockets [ 64.772396][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.772762][ T4558] block nbd0: shutting down sockets [ 64.774967][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.800863][ T4263] device veth1_macvtap entered promiscuous mode [ 64.810906][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.814260][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.825539][ T333] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.827674][ T333] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.832157][ T4558] FAULT_INJECTION: forcing a failure. [ 64.832157][ T4558] name failslab, interval 1, probability 0, space 0, times 0 [ 64.833101][ T4559] FAULT_INJECTION: forcing a failure. [ 64.833101][ T4559] name failslab, interval 1, probability 0, space 0, times 0 [ 64.835229][ T4558] CPU: 0 PID: 4558 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 64.840091][ T4558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 64.842372][ T4558] Call trace: [ 64.843154][ T4558] dump_backtrace+0x0/0x530 [ 64.844340][ T4558] show_stack+0x2c/0x3c [ 64.845328][ T4558] dump_stack_lvl+0x108/0x170 [ 64.846409][ T4558] dump_stack+0x1c/0x58 [ 64.847455][ T4558] should_fail+0x3b8/0x514 [ 64.848405][ T4558] __should_failslab+0xbc/0x110 [ 64.849516][ T4558] should_failslab+0x10/0x28 [ 64.850632][ T4558] slab_pre_alloc_hook+0x64/0xe8 [ 64.851784][ T4558] __kmalloc_node+0xbc/0x5b8 [ 64.852935][ T4558] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 64.854341][ T4558] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 64.855533][ T4558] nbd_start_device+0x158/0xb34 [ 64.856719][ T4558] nbd_ioctl+0x420/0xc2c [ 64.857668][ T4558] blkdev_ioctl+0x3d8/0xbd0 [ 64.858641][ T4558] block_ioctl+0xa8/0x114 [ 64.859732][ T4558] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.861016][ T4558] invoke_syscall+0x98/0x2b8 [ 64.862050][ T4558] el0_svc_common+0x138/0x258 [ 64.863132][ T4558] do_el0_svc+0x58/0x14c [ 64.864241][ T4558] el0_svc+0x7c/0x1f0 [ 64.865163][ T4558] el0t_64_sync_handler+0x84/0xe4 [ 64.866395][ T4558] el0t_64_sync+0x1a0/0x1a4 [ 64.867511][ T4559] CPU: 1 PID: 4559 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 64.869625][ T4559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 64.872092][ T4559] Call trace: [ 64.872901][ T4559] dump_backtrace+0x0/0x530 [ 64.873954][ T4559] show_stack+0x2c/0x3c [ 64.875028][ T4559] dump_stack_lvl+0x108/0x170 [ 64.876167][ T4559] dump_stack+0x1c/0x58 [ 64.877153][ T4559] should_fail+0x3b8/0x514 [ 64.878148][ T4559] __should_failslab+0xbc/0x110 [ 64.879239][ T4559] should_failslab+0x10/0x28 [ 64.880313][ T4559] slab_pre_alloc_hook+0x64/0xe8 [ 64.881525][ T4559] __kmalloc_node+0xbc/0x5b8 [ 64.881739][ T4558] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 64.882469][ T4559] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 64.882486][ T4559] nbd_start_device+0x158/0xb34 [ 64.886544][ T4559] nbd_ioctl+0x420/0xc2c [ 64.887567][ T4559] blkdev_ioctl+0x3d8/0xbd0 [ 64.888703][ T4559] block_ioctl+0xa8/0x114 [ 64.889717][ T4559] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.890918][ T4559] invoke_syscall+0x98/0x2b8 [ 64.892060][ T4559] el0_svc_common+0x138/0x258 [ 64.893094][ T4559] do_el0_svc+0x58/0x14c [ 64.893968][ T4559] el0_svc+0x7c/0x1f0 [ 64.894874][ T4559] el0t_64_sync_handler+0x84/0xe4 [ 64.895969][ T4559] el0t_64_sync+0x1a0/0x1a4 [ 64.906291][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.909560][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.911921][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.953538][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.955763][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.957876][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.978226][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.980548][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.982839][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.985102][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.987480][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.004481][ T4263] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.027034][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.030373][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.049247][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.051712][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.053933][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.056327][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.068689][ T4572] block nbd0: shutting down sockets [ 65.069064][ T4576] block nbd3: shutting down sockets [ 65.070566][ T4574] block nbd1: shutting down sockets [ 65.083141][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.085611][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.088027][ T4263] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.092202][ T4263] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.102586][ T4263] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.116276][ T4263] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.119757][ T4263] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.122044][ T4263] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.124131][ T4263] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.127760][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.130512][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.145427][ T4576] FAULT_INJECTION: forcing a failure. [ 65.145427][ T4576] name failslab, interval 1, probability 0, space 0, times 0 [ 65.156411][ T4576] CPU: 1 PID: 4576 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 65.158466][ T4576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.160784][ T4572] FAULT_INJECTION: forcing a failure. [ 65.160784][ T4572] name failslab, interval 1, probability 0, space 0, times 0 [ 65.160840][ T4576] Call trace: [ 65.164624][ T4576] dump_backtrace+0x0/0x530 [ 65.165595][ T4576] show_stack+0x2c/0x3c [ 65.166659][ T4576] dump_stack_lvl+0x108/0x170 [ 65.166825][ T4574] FAULT_INJECTION: forcing a failure. [ 65.166825][ T4574] name failslab, interval 1, probability 0, space 0, times 0 [ 65.167782][ T4576] dump_stack+0x1c/0x58 [ 65.167798][ T4576] should_fail+0x3b8/0x514 [ 65.167808][ T4576] __should_failslab+0xbc/0x110 [ 65.174065][ T4576] should_failslab+0x10/0x28 [ 65.175144][ T4576] slab_pre_alloc_hook+0x64/0xe8 [ 65.176191][ T4576] __kmalloc_node+0xbc/0x5b8 [ 65.177228][ T4576] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 65.178639][ T4576] nbd_start_device+0x158/0xb34 [ 65.179851][ T4576] nbd_ioctl+0x420/0xc2c [ 65.180843][ T4576] blkdev_ioctl+0x3d8/0xbd0 [ 65.181849][ T4576] block_ioctl+0xa8/0x114 [ 65.182878][ T4576] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.184079][ T4576] invoke_syscall+0x98/0x2b8 [ 65.185058][ T4576] el0_svc_common+0x138/0x258 [ 65.186208][ T4576] do_el0_svc+0x58/0x14c [ 65.187149][ T4576] el0_svc+0x7c/0x1f0 [ 65.188155][ T4576] el0t_64_sync_handler+0x84/0xe4 [ 65.189299][ T4576] el0t_64_sync+0x1a0/0x1a4 [ 65.190354][ T4574] CPU: 0 PID: 4574 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 65.192442][ T4574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.194720][ T4574] Call trace: [ 65.195450][ T4574] dump_backtrace+0x0/0x530 [ 65.196475][ T4574] show_stack+0x2c/0x3c [ 65.197528][ T4574] dump_stack_lvl+0x108/0x170 [ 65.198624][ T4574] dump_stack+0x1c/0x58 [ 65.198997][ T4583] block nbd2: shutting down sockets [ 65.199607][ T4574] should_fail+0x3b8/0x514 [ 65.201838][ T4574] __should_failslab+0xbc/0x110 [ 65.203064][ T4574] should_failslab+0x10/0x28 [ 65.204128][ T4574] slab_pre_alloc_hook+0x64/0xe8 [ 65.205344][ T4574] __kmalloc_node+0xbc/0x5b8 [ 65.206366][ T4574] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 65.207573][ T4574] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 65.208927][ T4574] nbd_start_device+0x158/0xb34 [ 65.210233][ T4574] nbd_ioctl+0x420/0xc2c [ 65.211295][ T4574] blkdev_ioctl+0x3d8/0xbd0 [ 65.212369][ T4574] block_ioctl+0xa8/0x114 [ 65.213415][ T4574] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.214689][ T4574] invoke_syscall+0x98/0x2b8 [ 65.215751][ T4574] el0_svc_common+0x138/0x258 [ 65.216793][ T4574] do_el0_svc+0x58/0x14c [ 65.217631][ T4574] el0_svc+0x7c/0x1f0 [ 65.218518][ T4574] el0t_64_sync_handler+0x84/0xe4 [ 65.219594][ T4574] el0t_64_sync+0x1a0/0x1a4 [ 65.227040][ T4574] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 65.241103][ T4572] CPU: 0 PID: 4572 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 65.243091][ T4572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.245378][ T4572] Call trace: [ 65.246167][ T4572] dump_backtrace+0x0/0x530 [ 65.247293][ T4572] show_stack+0x2c/0x3c [ 65.248349][ T4572] dump_stack_lvl+0x108/0x170 [ 65.249498][ T4572] dump_stack+0x1c/0x58 [ 65.250491][ T4572] should_fail+0x3b8/0x514 [ 65.251466][ T4579] FAULT_INJECTION: forcing a failure. [ 65.251466][ T4579] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 65.251544][ T4572] __should_failslab+0xbc/0x110 [ 65.255688][ T4572] should_failslab+0x10/0x28 [ 65.256704][ T4572] slab_pre_alloc_hook+0x64/0xe8 [ 65.257985][ T4572] __kmalloc_node+0xbc/0x5b8 [ 65.259125][ T4572] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 65.260474][ T4572] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 65.261818][ T4572] nbd_start_device+0x158/0xb34 [ 65.263030][ T4572] nbd_ioctl+0x420/0xc2c [ 65.264097][ T4572] blkdev_ioctl+0x3d8/0xbd0 [ 65.265194][ T4572] block_ioctl+0xa8/0x114 [ 65.266211][ T4572] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.267489][ T4572] invoke_syscall+0x98/0x2b8 [ 65.268608][ T4572] el0_svc_common+0x138/0x258 [ 65.269783][ T4572] do_el0_svc+0x58/0x14c [ 65.270687][ T4572] el0_svc+0x7c/0x1f0 [ 65.271555][ T4572] el0t_64_sync_handler+0x84/0xe4 [ 65.272795][ T4572] el0t_64_sync+0x1a0/0x1a4 [ 65.276081][ T4579] CPU: 1 PID: 4579 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 65.278011][ T4579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.280414][ T4579] Call trace: [ 65.281218][ T4579] dump_backtrace+0x0/0x530 [ 65.282182][ T4579] show_stack+0x2c/0x3c [ 65.283136][ T4579] dump_stack_lvl+0x108/0x170 [ 65.284329][ T4579] dump_stack+0x1c/0x58 [ 65.285325][ T4579] should_fail+0x3b8/0x514 [ 65.286373][ T4579] should_fail_alloc_page+0x74/0xa8 [ 65.287614][ T4579] prepare_alloc_pages+0x160/0x460 [ 65.288791][ T4579] __alloc_pages+0x138/0x674 [ 65.289957][ T4579] alloc_pages+0x368/0x5d4 [ 65.291067][ T4579] new_slab+0xec/0x56c [ 65.292035][ T4579] ___slab_alloc+0x6bc/0xdbc [ 65.293266][ T4579] __kmalloc_node+0x340/0x5b8 [ 65.294325][ T4579] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 65.295634][ T4572] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 65.295667][ T4579] nbd_start_device+0x158/0xb34 [ 65.298381][ T4579] nbd_ioctl+0x420/0xc2c [ 65.299359][ T4579] blkdev_ioctl+0x3d8/0xbd0 [ 65.300303][ T4579] block_ioctl+0xa8/0x114 [ 65.301227][ T4579] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.302437][ T4579] invoke_syscall+0x98/0x2b8 [ 65.303432][ T4579] el0_svc_common+0x138/0x258 [ 65.304428][ T4579] do_el0_svc+0x58/0x14c [ 65.305434][ T4579] el0_svc+0x7c/0x1f0 [ 65.306369][ T4579] el0t_64_sync_handler+0x84/0xe4 [ 65.307568][ T4579] el0t_64_sync+0x1a0/0x1a4 [ 65.390506][ T4553] Bluetooth: hci2: command 0x040f tx timeout [ 65.392417][ T4553] Bluetooth: hci0: command 0x040f tx timeout [ 65.393913][ T4553] Bluetooth: hci1: command 0x040f tx timeout [ 65.397037][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.399799][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.424792][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.435254][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.437523][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.447411][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.449675][ T4463] Bluetooth: hci3: command 0x040f tx timeout [ 65.450499][ T4593] block nbd1: shutting down sockets [ 65.451739][ T4463] Bluetooth: hci4: command 0x040f tx timeout [ 65.478934][ T4592] block nbd0: shutting down sockets [ 65.478960][ T4591] block nbd3: shutting down sockets [ 65.501290][ T4593] FAULT_INJECTION: forcing a failure. [ 65.501290][ T4593] name failslab, interval 1, probability 0, space 0, times 0 [ 65.504437][ T4593] CPU: 0 PID: 4593 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 65.506300][ T4593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.508797][ T4593] Call trace: [ 65.509501][ T4593] dump_backtrace+0x0/0x530 [ 65.510560][ T4593] show_stack+0x2c/0x3c [ 65.511660][ T4593] dump_stack_lvl+0x108/0x170 [ 65.512823][ T4593] dump_stack+0x1c/0x58 [ 65.513810][ T4593] should_fail+0x3b8/0x514 [ 65.514997][ T4593] __should_failslab+0xbc/0x110 [ 65.516119][ T4593] should_failslab+0x10/0x28 [ 65.517266][ T4593] slab_pre_alloc_hook+0x64/0xe8 [ 65.518497][ T4593] __kmalloc_node+0xbc/0x5b8 [ 65.519633][ T4593] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 65.521029][ T4593] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 65.522457][ T4593] nbd_start_device+0x158/0xb34 [ 65.523753][ T4593] nbd_ioctl+0x420/0xc2c [ 65.524743][ T4593] blkdev_ioctl+0x3d8/0xbd0 [ 65.525953][ T4593] block_ioctl+0xa8/0x114 [ 65.527008][ T4593] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.528248][ T4593] invoke_syscall+0x98/0x2b8 [ 65.529421][ T4593] el0_svc_common+0x138/0x258 [ 65.530479][ T4593] do_el0_svc+0x58/0x14c [ 65.531520][ T4593] el0_svc+0x7c/0x1f0 [ 65.532514][ T4593] el0t_64_sync_handler+0x84/0xe4 [ 65.534211][ T4593] el0t_64_sync+0x1a0/0x1a4 [ 65.541615][ T4592] FAULT_INJECTION: forcing a failure. [ 65.541615][ T4592] name failslab, interval 1, probability 0, space 0, times 0 [ 65.551561][ T4593] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 65.557818][ T4592] CPU: 0 PID: 4592 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 65.560015][ T4592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.562680][ T4592] Call trace: [ 65.562820][ T4591] FAULT_INJECTION: forcing a failure. [ 65.562820][ T4591] name failslab, interval 1, probability 0, space 0, times 0 [ 65.563435][ T4592] dump_backtrace+0x0/0x530 [ 65.563451][ T4592] show_stack+0x2c/0x3c [ 65.563460][ T4592] dump_stack_lvl+0x108/0x170 [ 65.563470][ T4592] dump_stack+0x1c/0x58 [ 65.570854][ T4592] should_fail+0x3b8/0x514 [ 65.572013][ T4592] __should_failslab+0xbc/0x110 [ 65.573228][ T4592] should_failslab+0x10/0x28 [ 65.574432][ T4592] slab_pre_alloc_hook+0x64/0xe8 [ 65.575702][ T4592] __kmalloc_node+0xbc/0x5b8 [ 65.576704][ T4592] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 65.578066][ T4592] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 65.579580][ T4592] nbd_start_device+0x158/0xb34 [ 65.580869][ T4592] nbd_ioctl+0x420/0xc2c [ 65.581969][ T4592] blkdev_ioctl+0x3d8/0xbd0 [ 65.583171][ T4592] block_ioctl+0xa8/0x114 [ 65.584187][ T4592] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.585404][ T4592] invoke_syscall+0x98/0x2b8 [ 65.586583][ T4592] el0_svc_common+0x138/0x258 [ 65.587827][ T4592] do_el0_svc+0x58/0x14c [ 65.588780][ T4592] el0_svc+0x7c/0x1f0 [ 65.589858][ T4592] el0t_64_sync_handler+0x84/0xe4 [ 65.591089][ T4592] el0t_64_sync+0x1a0/0x1a4 [ 65.595782][ T4591] CPU: 1 PID: 4591 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 65.597740][ T4591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.600006][ T4591] Call trace: [ 65.600775][ T4591] dump_backtrace+0x0/0x530 [ 65.601821][ T4591] show_stack+0x2c/0x3c [ 65.602751][ T4591] dump_stack_lvl+0x108/0x170 [ 65.603772][ T4591] dump_stack+0x1c/0x58 [ 65.604770][ T4591] should_fail+0x3b8/0x514 [ 65.605757][ T4591] __should_failslab+0xbc/0x110 [ 65.606846][ T4591] should_failslab+0x10/0x28 [ 65.607904][ T4591] slab_pre_alloc_hook+0x64/0xe8 [ 65.609105][ T4591] __kmalloc_node+0xbc/0x5b8 [ 65.610143][ T4591] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 65.611412][ T4591] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 65.612761][ T4591] nbd_start_device+0x158/0xb34 [ 65.613942][ T4591] nbd_ioctl+0x420/0xc2c [ 65.614920][ T4591] blkdev_ioctl+0x3d8/0xbd0 [ 65.616003][ T4591] block_ioctl+0xa8/0x114 [ 65.616923][ T4591] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.617922][ T4591] invoke_syscall+0x98/0x2b8 [ 65.618844][ T4591] el0_svc_common+0x138/0x258 [ 65.619924][ T4591] do_el0_svc+0x58/0x14c [ 65.620854][ T4591] el0_svc+0x7c/0x1f0 [ 65.621781][ T4591] el0t_64_sync_handler+0x84/0xe4 [ 65.622886][ T4591] el0t_64_sync+0x1a0/0x1a4 [ 65.682569][ T4591] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 65.696697][ T4592] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 65.719063][ T4600] block nbd4: shutting down sockets [ 65.791779][ T4600] FAULT_INJECTION: forcing a failure. [ 65.791779][ T4600] name failslab, interval 1, probability 0, space 0, times 0 [ 65.795282][ T4600] CPU: 0 PID: 4600 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 65.797409][ T4600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.799976][ T4600] Call trace: [ 65.800845][ T4600] dump_backtrace+0x0/0x530 [ 65.802009][ T4600] show_stack+0x2c/0x3c [ 65.803075][ T4600] dump_stack_lvl+0x108/0x170 [ 65.804224][ T4600] dump_stack+0x1c/0x58 [ 65.805296][ T4600] should_fail+0x3b8/0x514 [ 65.806450][ T4600] __should_failslab+0xbc/0x110 [ 65.807698][ T4600] should_failslab+0x10/0x28 [ 65.808902][ T4600] slab_pre_alloc_hook+0x64/0xe8 [ 65.810099][ T4600] __kmalloc_node+0xbc/0x5b8 [ 65.811205][ T4600] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 65.812584][ T4600] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 65.813967][ T4600] nbd_start_device+0x158/0xb34 [ 65.815144][ T4600] nbd_ioctl+0x420/0xc2c [ 65.816251][ T4600] blkdev_ioctl+0x3d8/0xbd0 [ 65.817395][ T4600] block_ioctl+0xa8/0x114 [ 65.818456][ T4600] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.819702][ T4600] invoke_syscall+0x98/0x2b8 [ 65.820860][ T4600] el0_svc_common+0x138/0x258 [ 65.821977][ T4600] do_el0_svc+0x58/0x14c [ 65.823010][ T4600] el0_svc+0x7c/0x1f0 [ 65.824008][ T4600] el0t_64_sync_handler+0x84/0xe4 [ 65.825315][ T4600] el0t_64_sync+0x1a0/0x1a4 [ 65.836525][ T4600] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 65.938766][ T4619] block nbd3: shutting down sockets [ 65.938838][ T4618] block nbd0: shutting down sockets [ 65.940822][ T4621] block nbd1: shutting down sockets [ 65.941968][ T4617] block nbd2: shutting down sockets [ 65.960618][ T4617] FAULT_INJECTION: forcing a failure. [ 65.960618][ T4617] name failslab, interval 1, probability 0, space 0, times 0 [ 65.971958][ T4617] CPU: 1 PID: 4617 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 65.973294][ T4621] FAULT_INJECTION: forcing a failure. [ 65.973294][ T4621] name failslab, interval 1, probability 0, space 0, times 0 [ 65.974060][ T4617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 65.978210][ T4619] FAULT_INJECTION: forcing a failure. [ 65.978210][ T4619] name failslab, interval 1, probability 0, space 0, times 0 [ 65.979770][ T4617] Call trace: [ 65.979778][ T4617] dump_backtrace+0x0/0x530 [ 65.979793][ T4617] show_stack+0x2c/0x3c [ 65.979801][ T4617] dump_stack_lvl+0x108/0x170 [ 65.986673][ T4624] block nbd4: shutting down sockets [ 65.986970][ T4617] dump_stack+0x1c/0x58 [ 65.989306][ T4617] should_fail+0x3b8/0x514 [ 65.990417][ T4617] __should_failslab+0xbc/0x110 [ 65.991691][ T4617] should_failslab+0x10/0x28 [ 65.992874][ T4617] slab_pre_alloc_hook+0x64/0xe8 [ 65.994082][ T4617] kmem_cache_alloc+0x98/0x45c [ 65.995283][ T4617] new_inode_pseudo+0x110/0x200 [ 65.996552][ T4617] new_inode+0x38/0x174 [ 65.997572][ T4617] debugfs_create_dir+0xf0/0x404 [ 65.998820][ T4617] nbd_start_device+0x3bc/0xb34 [ 66.000049][ T4617] nbd_ioctl+0x420/0xc2c [ 66.001188][ T4617] blkdev_ioctl+0x3d8/0xbd0 [ 66.002418][ T4617] block_ioctl+0xa8/0x114 [ 66.003474][ T4617] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.004723][ T4617] invoke_syscall+0x98/0x2b8 [ 66.005914][ T4617] el0_svc_common+0x138/0x258 [ 66.007094][ T4617] do_el0_svc+0x58/0x14c [ 66.008148][ T4617] el0_svc+0x7c/0x1f0 [ 66.009139][ T4617] el0t_64_sync_handler+0x84/0xe4 [ 66.010456][ T4617] el0t_64_sync+0x1a0/0x1a4 [ 66.011646][ T4619] CPU: 0 PID: 4619 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 66.013952][ T4619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.016533][ T4619] Call trace: [ 66.017385][ T4619] dump_backtrace+0x0/0x530 [ 66.018530][ T4619] show_stack+0x2c/0x3c [ 66.019610][ T4619] dump_stack_lvl+0x108/0x170 [ 66.020856][ T4619] dump_stack+0x1c/0x58 [ 66.021629][ T4618] FAULT_INJECTION: forcing a failure. [ 66.021629][ T4618] name failslab, interval 1, probability 0, space 0, times 0 [ 66.021927][ T4619] should_fail+0x3b8/0x514 [ 66.026167][ T4619] __should_failslab+0xbc/0x110 [ 66.027457][ T4619] should_failslab+0x10/0x28 [ 66.028677][ T4619] slab_pre_alloc_hook+0x64/0xe8 [ 66.029938][ T4619] __kmalloc_node+0xbc/0x5b8 [ 66.031088][ T4619] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.032477][ T4619] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.033940][ T4619] nbd_start_device+0x158/0xb34 [ 66.035038][ T4619] nbd_ioctl+0x420/0xc2c [ 66.036129][ T4619] blkdev_ioctl+0x3d8/0xbd0 [ 66.037293][ T4619] block_ioctl+0xa8/0x114 [ 66.038401][ T4619] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.039685][ T4619] invoke_syscall+0x98/0x2b8 [ 66.040858][ T4619] el0_svc_common+0x138/0x258 [ 66.042044][ T4619] do_el0_svc+0x58/0x14c [ 66.043198][ T4619] el0_svc+0x7c/0x1f0 [ 66.044209][ T4619] el0t_64_sync_handler+0x84/0xe4 [ 66.045483][ T4619] el0t_64_sync+0x1a0/0x1a4 [ 66.046645][ T4618] CPU: 1 PID: 4618 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 66.048852][ T4618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.051393][ T4618] Call trace: [ 66.052210][ T4618] dump_backtrace+0x0/0x530 [ 66.053339][ T4618] show_stack+0x2c/0x3c [ 66.054358][ T4618] dump_stack_lvl+0x108/0x170 [ 66.055471][ T4618] dump_stack+0x1c/0x58 [ 66.056523][ T4618] should_fail+0x3b8/0x514 [ 66.057670][ T4618] __should_failslab+0xbc/0x110 [ 66.058945][ T4618] should_failslab+0x10/0x28 [ 66.060030][ T4618] slab_pre_alloc_hook+0x64/0xe8 [ 66.061225][ T4618] __kmalloc_node+0xbc/0x5b8 [ 66.062399][ T4618] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.063784][ T4618] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.065282][ T4618] nbd_start_device+0x158/0xb34 [ 66.066495][ T4618] nbd_ioctl+0x420/0xc2c [ 66.067569][ T4618] blkdev_ioctl+0x3d8/0xbd0 [ 66.068718][ T4618] block_ioctl+0xa8/0x114 [ 66.069792][ T4618] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.071034][ T4618] invoke_syscall+0x98/0x2b8 [ 66.072242][ T4618] el0_svc_common+0x138/0x258 [ 66.073401][ T4618] do_el0_svc+0x58/0x14c [ 66.074456][ T4618] el0_svc+0x7c/0x1f0 [ 66.075435][ T4618] el0t_64_sync_handler+0x84/0xe4 [ 66.076662][ T4618] el0t_64_sync+0x1a0/0x1a4 [ 66.077760][ T4621] CPU: 0 PID: 4621 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 66.080052][ T4621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.082693][ T4621] Call trace: [ 66.083521][ T4621] dump_backtrace+0x0/0x530 [ 66.084689][ T4621] show_stack+0x2c/0x3c [ 66.085827][ T4621] dump_stack_lvl+0x108/0x170 [ 66.086993][ T4617] debugfs: out of free dentries, can not create directory 'nbd2' [ 66.087033][ T4621] dump_stack+0x1c/0x58 [ 66.090120][ T4621] should_fail+0x3b8/0x514 [ 66.091247][ T4621] __should_failslab+0xbc/0x110 [ 66.092485][ T4621] should_failslab+0x10/0x28 [ 66.093702][ T4617] block nbd2: Failed to create debugfs dir for 'nbd2' [ 66.093818][ T4621] slab_pre_alloc_hook+0x64/0xe8 [ 66.096137][ T4618] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.096883][ T4621] __kmalloc_node+0xbc/0x5b8 [ 66.096898][ T4621] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.096909][ T4621] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.102709][ T4621] nbd_start_device+0x158/0xb34 [ 66.103994][ T4621] nbd_ioctl+0x420/0xc2c [ 66.105142][ T4621] blkdev_ioctl+0x3d8/0xbd0 [ 66.106320][ T4621] block_ioctl+0xa8/0x114 [ 66.107455][ T4621] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.108753][ T4621] invoke_syscall+0x98/0x2b8 [ 66.109958][ T4621] el0_svc_common+0x138/0x258 [ 66.111185][ T4621] do_el0_svc+0x58/0x14c [ 66.111890][ T4619] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.112297][ T4621] el0_svc+0x7c/0x1f0 [ 66.112312][ T4621] el0t_64_sync_handler+0x84/0xe4 [ 66.112322][ T4621] el0t_64_sync+0x1a0/0x1a4 [ 66.151690][ T4633] FAULT_INJECTION: forcing a failure. [ 66.151690][ T4633] name failslab, interval 1, probability 0, space 0, times 0 [ 66.166300][ T4633] CPU: 0 PID: 4633 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 66.168304][ T4633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.170866][ T4633] Call trace: [ 66.171676][ T4633] dump_backtrace+0x0/0x530 [ 66.172734][ T4633] show_stack+0x2c/0x3c [ 66.173831][ T4633] dump_stack_lvl+0x108/0x170 [ 66.174980][ T4633] dump_stack+0x1c/0x58 [ 66.175974][ T4633] should_fail+0x3b8/0x514 [ 66.177118][ T4633] __should_failslab+0xbc/0x110 [ 66.178357][ T4633] should_failslab+0x10/0x28 [ 66.179551][ T4633] slab_pre_alloc_hook+0x64/0xe8 [ 66.180821][ T4633] __kmalloc_node+0xbc/0x5b8 [ 66.181911][ T4633] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 66.183365][ T4633] nbd_start_device+0x158/0xb34 [ 66.184592][ T4633] nbd_ioctl+0x420/0xc2c [ 66.185641][ T4633] blkdev_ioctl+0x3d8/0xbd0 [ 66.186733][ T4633] block_ioctl+0xa8/0x114 [ 66.187781][ T4633] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.189057][ T4633] invoke_syscall+0x98/0x2b8 [ 66.190086][ T4633] el0_svc_common+0x138/0x258 [ 66.191244][ T4633] do_el0_svc+0x58/0x14c [ 66.192317][ T4633] el0_svc+0x7c/0x1f0 [ 66.193140][ T4633] el0t_64_sync_handler+0x84/0xe4 [ 66.194434][ T4633] el0t_64_sync+0x1a0/0x1a4 [ 66.221568][ T4621] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.259362][ T4637] block nbd2: shutting down sockets [ 66.266449][ T4637] FAULT_INJECTION: forcing a failure. [ 66.266449][ T4637] name failslab, interval 1, probability 0, space 0, times 0 [ 66.274534][ T4637] CPU: 1 PID: 4637 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 66.276556][ T4637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.279177][ T4637] Call trace: [ 66.279870][ T4637] dump_backtrace+0x0/0x530 [ 66.280888][ T4637] show_stack+0x2c/0x3c [ 66.281772][ T4637] dump_stack_lvl+0x108/0x170 [ 66.282962][ T4637] dump_stack+0x1c/0x58 [ 66.283929][ T4637] should_fail+0x3b8/0x514 [ 66.284910][ T4637] __should_failslab+0xbc/0x110 [ 66.286122][ T4637] should_failslab+0x10/0x28 [ 66.287243][ T4637] slab_pre_alloc_hook+0x64/0xe8 [ 66.288434][ T4637] kmem_cache_alloc+0x98/0x45c [ 66.289593][ T4637] new_inode_pseudo+0x110/0x200 [ 66.290686][ T4637] new_inode+0x38/0x174 [ 66.291600][ T4637] debugfs_create_dir+0xf0/0x404 [ 66.292731][ T4637] nbd_start_device+0x3bc/0xb34 [ 66.293851][ T4637] nbd_ioctl+0x420/0xc2c [ 66.294893][ T4637] blkdev_ioctl+0x3d8/0xbd0 [ 66.296069][ T4637] block_ioctl+0xa8/0x114 [ 66.297133][ T4637] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.298299][ T4637] invoke_syscall+0x98/0x2b8 [ 66.299432][ T4637] el0_svc_common+0x138/0x258 [ 66.300487][ T4637] do_el0_svc+0x58/0x14c [ 66.301577][ T4637] el0_svc+0x7c/0x1f0 [ 66.302579][ T4637] el0t_64_sync_handler+0x84/0xe4 [ 66.303724][ T4637] el0t_64_sync+0x1a0/0x1a4 [ 66.316392][ T4647] block nbd0: shutting down sockets [ 66.319377][ T4646] block nbd3: shutting down sockets [ 66.328811][ T4637] debugfs: out of free dentries, can not create directory 'nbd2' [ 66.330805][ T4637] block nbd2: Failed to create debugfs dir for 'nbd2' [ 66.351902][ T4642] FAULT_INJECTION: forcing a failure. [ 66.351902][ T4642] name failslab, interval 1, probability 0, space 0, times 0 [ 66.361230][ T4642] CPU: 1 PID: 4642 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 66.363398][ T4642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.365895][ T4642] Call trace: [ 66.366624][ T4642] dump_backtrace+0x0/0x530 [ 66.367725][ T4642] show_stack+0x2c/0x3c [ 66.368676][ T4642] dump_stack_lvl+0x108/0x170 [ 66.369718][ T4642] dump_stack+0x1c/0x58 [ 66.370721][ T4642] should_fail+0x3b8/0x514 [ 66.371655][ T4642] __should_failslab+0xbc/0x110 [ 66.372763][ T4642] should_failslab+0x10/0x28 [ 66.373889][ T4642] slab_pre_alloc_hook+0x64/0xe8 [ 66.375029][ T4642] __kmalloc_node+0xbc/0x5b8 [ 66.376116][ T4642] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.377394][ T4642] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.378788][ T4642] nbd_start_device+0x158/0xb34 [ 66.379997][ T4642] nbd_ioctl+0x420/0xc2c [ 66.381028][ T4642] blkdev_ioctl+0x3d8/0xbd0 [ 66.382304][ T4642] block_ioctl+0xa8/0x114 [ 66.383329][ T4642] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.384554][ T4642] invoke_syscall+0x98/0x2b8 [ 66.385552][ T4642] el0_svc_common+0x138/0x258 [ 66.386688][ T4642] do_el0_svc+0x58/0x14c [ 66.387623][ T4642] el0_svc+0x7c/0x1f0 [ 66.388567][ T4642] el0t_64_sync_handler+0x84/0xe4 [ 66.389732][ T4642] el0t_64_sync+0x1a0/0x1a4 [ 66.395885][ T4642] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.403105][ T4643] FAULT_INJECTION: forcing a failure. [ 66.403105][ T4643] name failslab, interval 1, probability 0, space 0, times 0 [ 66.406454][ T4649] block nbd1: shutting down sockets [ 66.406632][ T4643] CPU: 0 PID: 4643 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 66.409809][ T4643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.412272][ T4643] Call trace: [ 66.413083][ T4643] dump_backtrace+0x0/0x530 [ 66.414160][ T4643] show_stack+0x2c/0x3c [ 66.415265][ T4643] dump_stack_lvl+0x108/0x170 [ 66.416411][ T4643] dump_stack+0x1c/0x58 [ 66.417517][ T4643] should_fail+0x3b8/0x514 [ 66.418632][ T4643] __should_failslab+0xbc/0x110 [ 66.419929][ T4643] should_failslab+0x10/0x28 [ 66.421070][ T4643] slab_pre_alloc_hook+0x64/0xe8 [ 66.422330][ T4643] __kmalloc_node+0xbc/0x5b8 [ 66.423467][ T4643] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.424864][ T4643] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.426293][ T4643] nbd_start_device+0x158/0xb34 [ 66.427523][ T4643] nbd_ioctl+0x420/0xc2c [ 66.428567][ T4643] blkdev_ioctl+0x3d8/0xbd0 [ 66.429681][ T4643] block_ioctl+0xa8/0x114 [ 66.430878][ T4643] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.432072][ T4643] invoke_syscall+0x98/0x2b8 [ 66.433113][ T4643] el0_svc_common+0x138/0x258 [ 66.434289][ T4643] do_el0_svc+0x58/0x14c [ 66.435455][ T4643] el0_svc+0x7c/0x1f0 [ 66.436469][ T4643] el0t_64_sync_handler+0x84/0xe4 [ 66.437578][ T4643] el0t_64_sync+0x1a0/0x1a4 [ 66.454705][ T4643] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.482730][ T4649] FAULT_INJECTION: forcing a failure. [ 66.482730][ T4649] name failslab, interval 1, probability 0, space 0, times 0 [ 66.485946][ T4649] CPU: 1 PID: 4649 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 66.487931][ T4649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.490218][ T4649] Call trace: [ 66.491005][ T4649] dump_backtrace+0x0/0x530 [ 66.492039][ T4649] show_stack+0x2c/0x3c [ 66.492975][ T4649] dump_stack_lvl+0x108/0x170 [ 66.494031][ T4649] dump_stack+0x1c/0x58 [ 66.494985][ T4649] should_fail+0x3b8/0x514 [ 66.496044][ T4649] __should_failslab+0xbc/0x110 [ 66.497075][ T4649] should_failslab+0x10/0x28 [ 66.498286][ T4649] slab_pre_alloc_hook+0x64/0xe8 [ 66.499458][ T4649] __kmalloc_node+0xbc/0x5b8 [ 66.500514][ T4649] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.501717][ T4649] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.502937][ T4649] nbd_start_device+0x158/0xb34 [ 66.504121][ T4649] nbd_ioctl+0x420/0xc2c [ 66.505186][ T4649] blkdev_ioctl+0x3d8/0xbd0 [ 66.506368][ T4649] block_ioctl+0xa8/0x114 [ 66.507381][ T4649] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.508481][ T4649] invoke_syscall+0x98/0x2b8 [ 66.509505][ T4649] el0_svc_common+0x138/0x258 [ 66.510631][ T4649] do_el0_svc+0x58/0x14c [ 66.511545][ T4649] el0_svc+0x7c/0x1f0 [ 66.512521][ T4649] el0t_64_sync_handler+0x84/0xe4 [ 66.513750][ T4649] el0t_64_sync+0x1a0/0x1a4 [ 66.519249][ T4652] block nbd4: shutting down sockets [ 66.521186][ T4654] block nbd2: shutting down sockets [ 66.527108][ T4654] FAULT_INJECTION: forcing a failure. [ 66.527108][ T4654] name failslab, interval 1, probability 0, space 0, times 0 [ 66.542975][ T4654] CPU: 0 PID: 4654 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 66.545169][ T4654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.547535][ T4654] Call trace: [ 66.548280][ T4654] dump_backtrace+0x0/0x530 [ 66.549371][ T4654] show_stack+0x2c/0x3c [ 66.550404][ T4654] dump_stack_lvl+0x108/0x170 [ 66.551531][ T4654] dump_stack+0x1c/0x58 [ 66.552533][ T4654] should_fail+0x3b8/0x514 [ 66.553661][ T4654] __should_failslab+0xbc/0x110 [ 66.554958][ T4654] should_failslab+0x10/0x28 [ 66.556178][ T4654] slab_pre_alloc_hook+0x64/0xe8 [ 66.557329][ T4654] kmem_cache_alloc+0x98/0x45c [ 66.558435][ T4654] new_inode_pseudo+0x110/0x200 [ 66.559741][ T4654] new_inode+0x38/0x174 [ 66.560718][ T4654] debugfs_create_dir+0xf0/0x404 [ 66.562043][ T4654] nbd_start_device+0x3bc/0xb34 [ 66.563116][ T4654] nbd_ioctl+0x420/0xc2c [ 66.564140][ T4654] blkdev_ioctl+0x3d8/0xbd0 [ 66.565245][ T4654] block_ioctl+0xa8/0x114 [ 66.566312][ T4654] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.567488][ T4654] invoke_syscall+0x98/0x2b8 [ 66.568630][ T4654] el0_svc_common+0x138/0x258 [ 66.569796][ T4654] do_el0_svc+0x58/0x14c [ 66.570879][ T4654] el0_svc+0x7c/0x1f0 [ 66.571857][ T4654] el0t_64_sync_handler+0x84/0xe4 [ 66.572910][ T4654] el0t_64_sync+0x1a0/0x1a4 [ 66.577793][ T4649] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.580842][ T4664] block nbd3: shutting down sockets [ 66.582614][ T4652] FAULT_INJECTION: forcing a failure. [ 66.582614][ T4652] name failslab, interval 1, probability 0, space 0, times 0 [ 66.585442][ T4652] CPU: 0 PID: 4652 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 66.587440][ T4652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.589759][ T4652] Call trace: [ 66.590518][ T4652] dump_backtrace+0x0/0x530 [ 66.591664][ T4652] show_stack+0x2c/0x3c [ 66.592651][ T4652] dump_stack_lvl+0x108/0x170 [ 66.593865][ T4652] dump_stack+0x1c/0x58 [ 66.594849][ T4652] should_fail+0x3b8/0x514 [ 66.595932][ T4652] __should_failslab+0xbc/0x110 [ 66.597056][ T4652] should_failslab+0x10/0x28 [ 66.598130][ T4652] slab_pre_alloc_hook+0x64/0xe8 [ 66.599256][ T4652] __kmalloc_node+0xbc/0x5b8 [ 66.600249][ T4652] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.601360][ T4652] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.602767][ T4652] nbd_start_device+0x158/0xb34 [ 66.603959][ T4652] nbd_ioctl+0x420/0xc2c [ 66.605058][ T4652] blkdev_ioctl+0x3d8/0xbd0 [ 66.606210][ T4652] block_ioctl+0xa8/0x114 [ 66.607305][ T4652] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.608481][ T4652] invoke_syscall+0x98/0x2b8 [ 66.609616][ T4652] el0_svc_common+0x138/0x258 [ 66.610757][ T4652] do_el0_svc+0x58/0x14c [ 66.611898][ T4652] el0_svc+0x7c/0x1f0 [ 66.612887][ T4652] el0t_64_sync_handler+0x84/0xe4 [ 66.614030][ T4652] el0t_64_sync+0x1a0/0x1a4 [ 66.622889][ T4660] FAULT_INJECTION: forcing a failure. [ 66.622889][ T4660] name failslab, interval 1, probability 0, space 0, times 0 [ 66.625822][ T4660] CPU: 1 PID: 4660 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 66.627830][ T4660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.630303][ T4660] Call trace: [ 66.631125][ T4660] dump_backtrace+0x0/0x530 [ 66.632277][ T4660] show_stack+0x2c/0x3c [ 66.633314][ T4660] dump_stack_lvl+0x108/0x170 [ 66.634522][ T4660] dump_stack+0x1c/0x58 [ 66.635439][ T4660] should_fail+0x3b8/0x514 [ 66.636491][ T4660] __should_failslab+0xbc/0x110 [ 66.637644][ T4660] should_failslab+0x10/0x28 [ 66.638713][ T4660] slab_pre_alloc_hook+0x64/0xe8 [ 66.639815][ T4660] __kmalloc_node+0xbc/0x5b8 [ 66.640938][ T4660] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.642269][ T4660] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.643675][ T4660] nbd_start_device+0x158/0xb34 [ 66.644848][ T4660] nbd_ioctl+0x420/0xc2c [ 66.645828][ T4660] blkdev_ioctl+0x3d8/0xbd0 [ 66.646213][ T4654] debugfs: out of free dentries, can not create directory 'nbd2' [ 66.646929][ T4660] block_ioctl+0xa8/0x114 [ 66.646945][ T4660] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.646957][ T4660] invoke_syscall+0x98/0x2b8 [ 66.652231][ T4660] el0_svc_common+0x138/0x258 [ 66.653341][ T4660] do_el0_svc+0x58/0x14c [ 66.654338][ T4660] el0_svc+0x7c/0x1f0 [ 66.655307][ T4660] el0t_64_sync_handler+0x84/0xe4 [ 66.656507][ T4660] el0t_64_sync+0x1a0/0x1a4 [ 66.674306][ T4660] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.680239][ T4652] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.688303][ T4654] block nbd2: Failed to create debugfs dir for 'nbd2' [ 66.699794][ T4667] block nbd0: shutting down sockets [ 66.740988][ T4666] FAULT_INJECTION: forcing a failure. [ 66.740988][ T4666] name failslab, interval 1, probability 0, space 0, times 0 [ 66.743823][ T4666] CPU: 1 PID: 4666 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 66.745657][ T4666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.747888][ T4666] Call trace: [ 66.748586][ T4666] dump_backtrace+0x0/0x530 [ 66.749523][ T4666] show_stack+0x2c/0x3c [ 66.750462][ T4666] dump_stack_lvl+0x108/0x170 [ 66.751625][ T4666] dump_stack+0x1c/0x58 [ 66.752582][ T4666] should_fail+0x3b8/0x514 [ 66.753466][ T4666] __should_failslab+0xbc/0x110 [ 66.754543][ T4666] should_failslab+0x10/0x28 [ 66.755548][ T4666] slab_pre_alloc_hook+0x64/0xe8 [ 66.756634][ T4666] __kmalloc_node+0xbc/0x5b8 [ 66.757791][ T4666] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.759051][ T4666] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.760475][ T4666] nbd_start_device+0x158/0xb34 [ 66.761593][ T4666] nbd_ioctl+0x420/0xc2c [ 66.762522][ T4666] blkdev_ioctl+0x3d8/0xbd0 [ 66.763540][ T4666] block_ioctl+0xa8/0x114 [ 66.764519][ T4666] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.765678][ T4666] invoke_syscall+0x98/0x2b8 [ 66.766741][ T4666] el0_svc_common+0x138/0x258 [ 66.767975][ T4666] do_el0_svc+0x58/0x14c [ 66.768914][ T4666] el0_svc+0x7c/0x1f0 [ 66.769832][ T4666] el0t_64_sync_handler+0x84/0xe4 [ 66.770914][ T4666] el0t_64_sync+0x1a0/0x1a4 [ 66.816963][ T4675] block nbd1: shutting down sockets [ 66.818976][ T4677] block nbd2: shutting down sockets [ 66.820796][ T4666] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.824909][ T4677] FAULT_INJECTION: forcing a failure. [ 66.824909][ T4677] name failslab, interval 1, probability 0, space 0, times 0 [ 66.829484][ T4677] CPU: 0 PID: 4677 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 66.831556][ T4677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.834003][ T4677] Call trace: [ 66.834832][ T4677] dump_backtrace+0x0/0x530 [ 66.835881][ T4677] show_stack+0x2c/0x3c [ 66.836935][ T4677] dump_stack_lvl+0x108/0x170 [ 66.838059][ T4677] dump_stack+0x1c/0x58 [ 66.839060][ T4677] should_fail+0x3b8/0x514 [ 66.840125][ T4677] __should_failslab+0xbc/0x110 [ 66.841204][ T4677] should_failslab+0x10/0x28 [ 66.842283][ T4677] slab_pre_alloc_hook+0x64/0xe8 [ 66.843410][ T4677] kmem_cache_alloc+0x98/0x45c [ 66.844543][ T4677] new_inode_pseudo+0x110/0x200 [ 66.845731][ T4677] new_inode+0x38/0x174 [ 66.846736][ T4677] debugfs_create_dir+0xf0/0x404 [ 66.847911][ T4677] nbd_start_device+0x3bc/0xb34 [ 66.849075][ T4677] nbd_ioctl+0x420/0xc2c [ 66.850131][ T4677] blkdev_ioctl+0x3d8/0xbd0 [ 66.851257][ T4677] block_ioctl+0xa8/0x114 [ 66.852238][ T4677] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.853351][ T4677] invoke_syscall+0x98/0x2b8 [ 66.854468][ T4677] el0_svc_common+0x138/0x258 [ 66.855421][ T4677] do_el0_svc+0x58/0x14c [ 66.856452][ T4677] el0_svc+0x7c/0x1f0 [ 66.857345][ T4677] el0t_64_sync_handler+0x84/0xe4 [ 66.858546][ T4677] el0t_64_sync+0x1a0/0x1a4 [ 66.862534][ T4678] block nbd4: shutting down sockets [ 66.868822][ T4684] block nbd3: shutting down sockets [ 66.871206][ T4675] FAULT_INJECTION: forcing a failure. [ 66.871206][ T4675] name failslab, interval 1, probability 0, space 0, times 0 [ 66.887189][ T4675] CPU: 0 PID: 4675 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 66.889373][ T4675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.891907][ T4675] Call trace: [ 66.892742][ T4675] dump_backtrace+0x0/0x530 [ 66.893705][ T4677] debugfs: out of free dentries, can not create directory 'nbd2' [ 66.893983][ T4675] show_stack+0x2c/0x3c [ 66.896821][ T4675] dump_stack_lvl+0x108/0x170 [ 66.897966][ T4675] dump_stack+0x1c/0x58 [ 66.899044][ T4675] should_fail+0x3b8/0x514 [ 66.900086][ T4675] __should_failslab+0xbc/0x110 [ 66.901325][ T4675] should_failslab+0x10/0x28 [ 66.902414][ T4675] slab_pre_alloc_hook+0x64/0xe8 [ 66.903750][ T4675] __kmalloc_node+0xbc/0x5b8 [ 66.904834][ T4675] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.905466][ T4677] block nbd2: Failed to create debugfs dir for 'nbd2' [ 66.906073][ T4675] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.909289][ T4675] nbd_start_device+0x158/0xb34 [ 66.910419][ T4675] nbd_ioctl+0x420/0xc2c [ 66.911429][ T4675] blkdev_ioctl+0x3d8/0xbd0 [ 66.912661][ T4675] block_ioctl+0xa8/0x114 [ 66.913763][ T4675] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.915004][ T4675] invoke_syscall+0x98/0x2b8 [ 66.916175][ T4675] el0_svc_common+0x138/0x258 [ 66.917324][ T4675] do_el0_svc+0x58/0x14c [ 66.918499][ T4675] el0_svc+0x7c/0x1f0 [ 66.919456][ T4675] el0t_64_sync_handler+0x84/0xe4 [ 66.920676][ T4675] el0t_64_sync+0x1a0/0x1a4 [ 66.952151][ T4684] FAULT_INJECTION: forcing a failure. [ 66.952151][ T4684] name failslab, interval 1, probability 0, space 0, times 0 [ 66.952681][ T4678] FAULT_INJECTION: forcing a failure. [ 66.952681][ T4678] name failslab, interval 1, probability 0, space 0, times 0 [ 66.955106][ T4684] CPU: 1 PID: 4684 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 66.955123][ T4684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 66.955131][ T4684] Call trace: [ 66.963212][ T4684] dump_backtrace+0x0/0x530 [ 66.964317][ T4684] show_stack+0x2c/0x3c [ 66.965204][ T4684] dump_stack_lvl+0x108/0x170 [ 66.966276][ T4684] dump_stack+0x1c/0x58 [ 66.967183][ T4684] should_fail+0x3b8/0x514 [ 66.968130][ T4684] __should_failslab+0xbc/0x110 [ 66.969312][ T4684] should_failslab+0x10/0x28 [ 66.970491][ T4684] slab_pre_alloc_hook+0x64/0xe8 [ 66.971560][ T4684] __kmalloc_node+0xbc/0x5b8 [ 66.972625][ T4684] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 66.973867][ T4684] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 66.975235][ T4684] nbd_start_device+0x158/0xb34 [ 66.976350][ T4684] nbd_ioctl+0x420/0xc2c [ 66.977340][ T4684] blkdev_ioctl+0x3d8/0xbd0 [ 66.978354][ T4684] block_ioctl+0xa8/0x114 [ 66.979395][ T4684] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.980272][ T4675] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 66.980466][ T4684] invoke_syscall+0x98/0x2b8 [ 66.983134][ T4684] el0_svc_common+0x138/0x258 [ 66.984257][ T4684] do_el0_svc+0x58/0x14c [ 66.985252][ T4684] el0_svc+0x7c/0x1f0 [ 66.986252][ T4684] el0t_64_sync_handler+0x84/0xe4 [ 66.987333][ T4684] el0t_64_sync+0x1a0/0x1a4 [ 67.011826][ T4678] CPU: 0 PID: 4678 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 67.014028][ T4678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.016471][ T4678] Call trace: [ 67.017257][ T4678] dump_backtrace+0x0/0x530 [ 67.018364][ T4678] show_stack+0x2c/0x3c [ 67.019413][ T4678] dump_stack_lvl+0x108/0x170 [ 67.020481][ T4678] dump_stack+0x1c/0x58 [ 67.021714][ T4678] should_fail+0x3b8/0x514 [ 67.022816][ T4678] __should_failslab+0xbc/0x110 [ 67.024054][ T4678] should_failslab+0x10/0x28 [ 67.025246][ T4678] slab_pre_alloc_hook+0x64/0xe8 [ 67.026529][ T4678] __kmalloc_node+0xbc/0x5b8 [ 67.027679][ T4678] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.028930][ T4678] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.030361][ T4678] nbd_start_device+0x158/0xb34 [ 67.031558][ T4678] nbd_ioctl+0x420/0xc2c [ 67.032604][ T4678] blkdev_ioctl+0x3d8/0xbd0 [ 67.033758][ T4678] block_ioctl+0xa8/0x114 [ 67.035046][ T4678] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.036273][ T4678] invoke_syscall+0x98/0x2b8 [ 67.037481][ T4678] el0_svc_common+0x138/0x258 [ 67.038545][ T4678] do_el0_svc+0x58/0x14c [ 67.039519][ T4678] el0_svc+0x7c/0x1f0 [ 67.040413][ T4678] el0t_64_sync_handler+0x84/0xe4 [ 67.041597][ T4678] el0t_64_sync+0x1a0/0x1a4 [ 67.058735][ T4690] block nbd0: shutting down sockets [ 67.082168][ T4678] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.096373][ T4684] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.101155][ T4690] FAULT_INJECTION: forcing a failure. [ 67.101155][ T4690] name failslab, interval 1, probability 0, space 0, times 0 [ 67.118650][ T4690] CPU: 0 PID: 4690 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 67.120703][ T4690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.123082][ T4690] Call trace: [ 67.123890][ T4690] dump_backtrace+0x0/0x530 [ 67.124880][ T4690] show_stack+0x2c/0x3c [ 67.125917][ T4690] dump_stack_lvl+0x108/0x170 [ 67.126937][ T4690] dump_stack+0x1c/0x58 [ 67.127971][ T4690] should_fail+0x3b8/0x514 [ 67.129130][ T4690] __should_failslab+0xbc/0x110 [ 67.130264][ T4690] should_failslab+0x10/0x28 [ 67.131381][ T4690] slab_pre_alloc_hook+0x64/0xe8 [ 67.132520][ T4690] __kmalloc_node+0xbc/0x5b8 [ 67.133619][ T4690] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 67.135037][ T4690] nbd_start_device+0x158/0xb34 [ 67.136239][ T4690] nbd_ioctl+0x420/0xc2c [ 67.137164][ T4690] blkdev_ioctl+0x3d8/0xbd0 [ 67.138300][ T4690] block_ioctl+0xa8/0x114 [ 67.139279][ T4690] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.140422][ T4690] invoke_syscall+0x98/0x2b8 [ 67.141533][ T4690] el0_svc_common+0x138/0x258 [ 67.142649][ T4690] do_el0_svc+0x58/0x14c [ 67.143550][ T4690] el0_svc+0x7c/0x1f0 [ 67.144443][ T4690] el0t_64_sync_handler+0x84/0xe4 [ 67.145565][ T4690] el0t_64_sync+0x1a0/0x1a4 [ 67.179389][ T4695] block nbd2: shutting down sockets [ 67.181305][ T4697] block nbd1: shutting down sockets [ 67.193771][ T4695] FAULT_INJECTION: forcing a failure. [ 67.193771][ T4695] name failslab, interval 1, probability 0, space 0, times 0 [ 67.196691][ T4695] CPU: 0 PID: 4695 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 67.198604][ T4695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.200993][ T4695] Call trace: [ 67.201786][ T4695] dump_backtrace+0x0/0x530 [ 67.202909][ T4695] show_stack+0x2c/0x3c [ 67.203870][ T4695] dump_stack_lvl+0x108/0x170 [ 67.204965][ T4695] dump_stack+0x1c/0x58 [ 67.205898][ T4695] should_fail+0x3b8/0x514 [ 67.207018][ T4695] __should_failslab+0xbc/0x110 [ 67.208032][ T4695] should_failslab+0x10/0x28 [ 67.209207][ T4695] slab_pre_alloc_hook+0x64/0xe8 [ 67.210374][ T4695] kmem_cache_alloc+0x98/0x45c [ 67.211615][ T4695] new_inode_pseudo+0x110/0x200 [ 67.212889][ T4695] new_inode+0x38/0x174 [ 67.213828][ T4695] debugfs_create_dir+0xf0/0x404 [ 67.214972][ T4695] nbd_start_device+0x3bc/0xb34 [ 67.216167][ T4695] nbd_ioctl+0x420/0xc2c [ 67.217254][ T4695] blkdev_ioctl+0x3d8/0xbd0 [ 67.218414][ T4695] block_ioctl+0xa8/0x114 [ 67.219454][ T4695] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.220564][ T4695] invoke_syscall+0x98/0x2b8 [ 67.221628][ T4695] el0_svc_common+0x138/0x258 [ 67.222718][ T4695] do_el0_svc+0x58/0x14c [ 67.223679][ T4695] el0_svc+0x7c/0x1f0 [ 67.224600][ T4695] el0t_64_sync_handler+0x84/0xe4 [ 67.225776][ T4695] el0t_64_sync+0x1a0/0x1a4 [ 67.241566][ T4697] FAULT_INJECTION: forcing a failure. [ 67.241566][ T4697] name failslab, interval 1, probability 0, space 0, times 0 [ 67.256208][ T4697] CPU: 0 PID: 4697 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 67.258378][ T4697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.260767][ T4697] Call trace: [ 67.261542][ T4695] debugfs: out of free dentries, can not create directory 'nbd2' [ 67.261585][ T4697] dump_backtrace+0x0/0x530 [ 67.263490][ T4695] block nbd2: Failed to create debugfs dir for 'nbd2' [ 67.264457][ T4697] show_stack+0x2c/0x3c [ 67.266944][ T4697] dump_stack_lvl+0x108/0x170 [ 67.268086][ T4697] dump_stack+0x1c/0x58 [ 67.269076][ T4697] should_fail+0x3b8/0x514 [ 67.270108][ T4697] __should_failslab+0xbc/0x110 [ 67.271234][ T4697] should_failslab+0x10/0x28 [ 67.272357][ T4697] slab_pre_alloc_hook+0x64/0xe8 [ 67.273516][ T4697] __kmalloc_node+0xbc/0x5b8 [ 67.274565][ T4697] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.275812][ T4697] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.277150][ T4697] nbd_start_device+0x158/0xb34 [ 67.278247][ T4697] nbd_ioctl+0x420/0xc2c [ 67.279235][ T4697] blkdev_ioctl+0x3d8/0xbd0 [ 67.280230][ T4697] block_ioctl+0xa8/0x114 [ 67.281339][ T4697] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.282573][ T4697] invoke_syscall+0x98/0x2b8 [ 67.283692][ T4697] el0_svc_common+0x138/0x258 [ 67.284822][ T4697] do_el0_svc+0x58/0x14c [ 67.285838][ T4697] el0_svc+0x7c/0x1f0 [ 67.286691][ T4697] el0t_64_sync_handler+0x84/0xe4 [ 67.287966][ T4697] el0t_64_sync+0x1a0/0x1a4 [ 67.308930][ T4697] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.338440][ T4714] block nbd4: shutting down sockets [ 67.370438][ T4712] block nbd3: shutting down sockets [ 67.375068][ T4705] FAULT_INJECTION: forcing a failure. [ 67.375068][ T4705] name failslab, interval 1, probability 0, space 0, times 0 [ 67.379364][ T4705] CPU: 0 PID: 4705 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 67.381396][ T4705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.383896][ T4705] Call trace: [ 67.384548][ T4705] dump_backtrace+0x0/0x530 [ 67.385660][ T4705] show_stack+0x2c/0x3c [ 67.386652][ T4705] dump_stack_lvl+0x108/0x170 [ 67.387681][ T4705] dump_stack+0x1c/0x58 [ 67.388693][ T4705] should_fail+0x3b8/0x514 [ 67.389859][ T4705] __should_failslab+0xbc/0x110 [ 67.390979][ T4705] should_failslab+0x10/0x28 [ 67.392025][ T4705] slab_pre_alloc_hook+0x64/0xe8 [ 67.393254][ T4705] __kmalloc_node+0xbc/0x5b8 [ 67.394341][ T4705] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.395690][ T4705] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.397059][ T4705] nbd_start_device+0x158/0xb34 [ 67.398268][ T4705] nbd_ioctl+0x420/0xc2c [ 67.399330][ T4705] blkdev_ioctl+0x3d8/0xbd0 [ 67.400386][ T4705] block_ioctl+0xa8/0x114 [ 67.401433][ T4705] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.402657][ T4705] invoke_syscall+0x98/0x2b8 [ 67.403835][ T4705] el0_svc_common+0x138/0x258 [ 67.404919][ T4705] do_el0_svc+0x58/0x14c [ 67.405958][ T4705] el0_svc+0x7c/0x1f0 [ 67.406968][ T4705] el0t_64_sync_handler+0x84/0xe4 [ 67.407958][ T4705] el0t_64_sync+0x1a0/0x1a4 [ 67.415052][ T4705] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.419351][ T4723] block nbd0: shutting down sockets [ 67.432820][ T4712] FAULT_INJECTION: forcing a failure. [ 67.432820][ T4712] name failslab, interval 1, probability 0, space 0, times 0 [ 67.442611][ T4715] FAULT_INJECTION: forcing a failure. [ 67.442611][ T4715] name failslab, interval 1, probability 0, space 0, times 0 [ 67.445604][ T4715] CPU: 1 PID: 4715 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 67.447460][ T4715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.449841][ T4715] Call trace: [ 67.450530][ T4715] dump_backtrace+0x0/0x530 [ 67.451583][ T4715] show_stack+0x2c/0x3c [ 67.452566][ T4715] dump_stack_lvl+0x108/0x170 [ 67.453598][ T4715] dump_stack+0x1c/0x58 [ 67.454537][ T4715] should_fail+0x3b8/0x514 [ 67.455599][ T4715] __should_failslab+0xbc/0x110 [ 67.456606][ T4715] should_failslab+0x10/0x28 [ 67.457694][ T4715] slab_pre_alloc_hook+0x64/0xe8 [ 67.458827][ T4715] __kmalloc_node+0xbc/0x5b8 [ 67.459922][ T4715] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.461174][ T4715] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.462531][ T4715] nbd_start_device+0x158/0xb34 [ 67.463625][ T4715] nbd_ioctl+0x420/0xc2c [ 67.464725][ T4715] blkdev_ioctl+0x3d8/0xbd0 [ 67.465807][ T4715] block_ioctl+0xa8/0x114 [ 67.466917][ T4715] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.468108][ T4715] invoke_syscall+0x98/0x2b8 [ 67.469246][ T4715] el0_svc_common+0x138/0x258 [ 67.470256][ T4715] do_el0_svc+0x58/0x14c [ 67.471354][ T4715] el0_svc+0x7c/0x1f0 [ 67.472255][ T4715] el0t_64_sync_handler+0x84/0xe4 [ 67.473410][ T4715] el0t_64_sync+0x1a0/0x1a4 [ 67.474538][ T4712] CPU: 1 PID: 4712 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 67.476391][ T4712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.478617][ T4712] Call trace: [ 67.479367][ T4712] dump_backtrace+0x0/0x530 [ 67.480423][ T4712] show_stack+0x2c/0x3c [ 67.481040][ T4715] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.481443][ T4712] dump_stack_lvl+0x108/0x170 [ 67.484205][ T4712] dump_stack+0x1c/0x58 [ 67.485216][ T4712] should_fail+0x3b8/0x514 [ 67.486216][ T4712] __should_failslab+0xbc/0x110 [ 67.487316][ T4712] should_failslab+0x10/0x28 [ 67.488297][ T4712] slab_pre_alloc_hook+0x64/0xe8 [ 67.489639][ T4712] __kmalloc_node+0xbc/0x5b8 [ 67.490729][ T4712] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.491975][ T4712] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.493276][ T4712] nbd_start_device+0x158/0xb34 [ 67.494427][ T4712] nbd_ioctl+0x420/0xc2c [ 67.495431][ T4712] blkdev_ioctl+0x3d8/0xbd0 [ 67.496514][ T4712] block_ioctl+0xa8/0x114 [ 67.497583][ T4712] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.498690][ T4712] invoke_syscall+0x98/0x2b8 [ 67.499781][ T4712] el0_svc_common+0x138/0x258 [ 67.501013][ T4712] do_el0_svc+0x58/0x14c [ 67.502058][ T4712] el0_svc+0x7c/0x1f0 [ 67.503030][ T4712] el0t_64_sync_handler+0x84/0xe4 [ 67.504179][ T4712] el0t_64_sync+0x1a0/0x1a4 [ 67.507910][ T4712] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.510839][ T4724] block nbd1: shutting down sockets [ 67.519506][ T4465] Bluetooth: hci1: command 0x0419 tx timeout [ 67.521353][ T4465] Bluetooth: hci0: command 0x0419 tx timeout [ 67.525342][ T4465] Bluetooth: hci2: command 0x0419 tx timeout [ 67.536978][ T4463] Bluetooth: hci4: command 0x0419 tx timeout [ 67.538669][ T4463] Bluetooth: hci3: command 0x0419 tx timeout [ 67.549966][ T4725] block nbd2: shutting down sockets [ 67.553087][ T4720] FAULT_INJECTION: forcing a failure. [ 67.553087][ T4720] name failslab, interval 1, probability 0, space 0, times 0 [ 67.561847][ T4721] FAULT_INJECTION: forcing a failure. [ 67.561847][ T4721] name failslab, interval 1, probability 0, space 0, times 0 [ 67.563586][ T4720] CPU: 1 PID: 4720 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 67.567162][ T4720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.569535][ T4720] Call trace: [ 67.570347][ T4720] dump_backtrace+0x0/0x530 [ 67.571302][ T4720] show_stack+0x2c/0x3c [ 67.572251][ T4720] dump_stack_lvl+0x108/0x170 [ 67.573388][ T4720] dump_stack+0x1c/0x58 [ 67.574430][ T4720] should_fail+0x3b8/0x514 [ 67.575550][ T4720] __should_failslab+0xbc/0x110 [ 67.576705][ T4720] should_failslab+0x10/0x28 [ 67.577759][ T4720] slab_pre_alloc_hook+0x64/0xe8 [ 67.578942][ T4720] kmem_cache_alloc+0x98/0x45c [ 67.580090][ T4720] new_inode_pseudo+0x110/0x200 [ 67.581324][ T4720] new_inode+0x38/0x174 [ 67.582349][ T4720] debugfs_create_dir+0xf0/0x404 [ 67.583471][ T4720] nbd_start_device+0x3bc/0xb34 [ 67.584614][ T4720] nbd_ioctl+0x420/0xc2c [ 67.585567][ T4720] blkdev_ioctl+0x3d8/0xbd0 [ 67.586661][ T4720] block_ioctl+0xa8/0x114 [ 67.587691][ T4720] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.588818][ T4720] invoke_syscall+0x98/0x2b8 [ 67.589842][ T4720] el0_svc_common+0x138/0x258 [ 67.591043][ T4720] do_el0_svc+0x58/0x14c [ 67.592048][ T4720] el0_svc+0x7c/0x1f0 [ 67.592960][ T4720] el0t_64_sync_handler+0x84/0xe4 [ 67.594208][ T4720] el0t_64_sync+0x1a0/0x1a4 [ 67.595334][ T4721] CPU: 0 PID: 4721 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 67.597454][ T4721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.600015][ T4721] Call trace: [ 67.600822][ T4721] dump_backtrace+0x0/0x530 [ 67.601970][ T4721] show_stack+0x2c/0x3c [ 67.603037][ T4721] dump_stack_lvl+0x108/0x170 [ 67.604262][ T4721] dump_stack+0x1c/0x58 [ 67.605218][ T4721] should_fail+0x3b8/0x514 [ 67.606401][ T4721] __should_failslab+0xbc/0x110 [ 67.607635][ T4721] should_failslab+0x10/0x28 [ 67.608764][ T4721] slab_pre_alloc_hook+0x64/0xe8 [ 67.609980][ T4721] __kmalloc_node+0xbc/0x5b8 [ 67.611079][ T4721] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.612380][ T4721] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.613814][ T4721] nbd_start_device+0x158/0xb34 [ 67.615023][ T4721] nbd_ioctl+0x420/0xc2c [ 67.616070][ T4721] blkdev_ioctl+0x3d8/0xbd0 [ 67.617259][ T4721] block_ioctl+0xa8/0x114 [ 67.618402][ T4721] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.619549][ T4721] invoke_syscall+0x98/0x2b8 [ 67.620667][ T4721] el0_svc_common+0x138/0x258 [ 67.621853][ T4721] do_el0_svc+0x58/0x14c [ 67.623097][ T4721] el0_svc+0x7c/0x1f0 [ 67.624146][ T4721] el0t_64_sync_handler+0x84/0xe4 [ 67.625468][ T4721] el0t_64_sync+0x1a0/0x1a4 [ 67.631728][ T4721] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.641922][ T4720] debugfs: out of free dentries, can not create directory 'nbd2' [ 67.644149][ T4720] block nbd2: Failed to create debugfs dir for 'nbd2' [ 67.679871][ T4728] block nbd4: shutting down sockets [ 67.736192][ T4728] FAULT_INJECTION: forcing a failure. [ 67.736192][ T4728] name failslab, interval 1, probability 0, space 0, times 0 [ 67.739971][ T4728] CPU: 1 PID: 4728 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 67.742152][ T4728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.744364][ T4728] Call trace: [ 67.745222][ T4728] dump_backtrace+0x0/0x530 [ 67.746370][ T4728] show_stack+0x2c/0x3c [ 67.747333][ T4728] dump_stack_lvl+0x108/0x170 [ 67.748456][ T4728] dump_stack+0x1c/0x58 [ 67.749551][ T4728] should_fail+0x3b8/0x514 [ 67.750575][ T4728] __should_failslab+0xbc/0x110 [ 67.751705][ T4728] should_failslab+0x10/0x28 [ 67.752772][ T4728] slab_pre_alloc_hook+0x64/0xe8 [ 67.753891][ T4728] __kmalloc_node+0xbc/0x5b8 [ 67.755006][ T4728] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.756221][ T4728] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.757511][ T4728] nbd_start_device+0x158/0xb34 [ 67.758668][ T4728] nbd_ioctl+0x420/0xc2c [ 67.759671][ T4728] blkdev_ioctl+0x3d8/0xbd0 [ 67.760723][ T4728] block_ioctl+0xa8/0x114 [ 67.761664][ T4728] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.762762][ T4728] invoke_syscall+0x98/0x2b8 [ 67.763718][ T4728] el0_svc_common+0x138/0x258 [ 67.764772][ T4728] do_el0_svc+0x58/0x14c [ 67.765800][ T4728] el0_svc+0x7c/0x1f0 [ 67.766728][ T4728] el0t_64_sync_handler+0x84/0xe4 [ 67.767839][ T4728] el0t_64_sync+0x1a0/0x1a4 [ 67.774579][ T4746] block nbd1: shutting down sockets [ 67.781108][ T4736] block nbd3: shutting down sockets [ 67.792431][ T4728] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.813669][ T4737] FAULT_INJECTION: forcing a failure. [ 67.813669][ T4737] name failslab, interval 1, probability 0, space 0, times 0 [ 67.816795][ T4737] CPU: 0 PID: 4737 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 67.818899][ T4737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.821437][ T4737] Call trace: [ 67.822404][ T4737] dump_backtrace+0x0/0x530 [ 67.823532][ T4737] show_stack+0x2c/0x3c [ 67.824626][ T4737] dump_stack_lvl+0x108/0x170 [ 67.825740][ T4737] dump_stack+0x1c/0x58 [ 67.826772][ T4737] should_fail+0x3b8/0x514 [ 67.827826][ T4737] __should_failslab+0xbc/0x110 [ 67.828991][ T4737] should_failslab+0x10/0x28 [ 67.830013][ T4737] slab_pre_alloc_hook+0x64/0xe8 [ 67.831274][ T4737] __kmalloc_node+0xbc/0x5b8 [ 67.832511][ T4737] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.833792][ T4737] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.835249][ T4737] nbd_start_device+0x158/0xb34 [ 67.836517][ T4737] nbd_ioctl+0x420/0xc2c [ 67.837550][ T4737] blkdev_ioctl+0x3d8/0xbd0 [ 67.838641][ T4737] block_ioctl+0xa8/0x114 [ 67.839781][ T4737] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.840965][ T4737] invoke_syscall+0x98/0x2b8 [ 67.842068][ T4737] el0_svc_common+0x138/0x258 [ 67.843253][ T4737] do_el0_svc+0x58/0x14c [ 67.844298][ T4737] el0_svc+0x7c/0x1f0 [ 67.845368][ T4737] el0t_64_sync_handler+0x84/0xe4 [ 67.846531][ T4737] el0t_64_sync+0x1a0/0x1a4 [ 67.850285][ T4738] block nbd0: shutting down sockets [ 67.854846][ T4736] FAULT_INJECTION: forcing a failure. [ 67.854846][ T4736] name failslab, interval 1, probability 0, space 0, times 0 [ 67.858080][ T4736] CPU: 0 PID: 4736 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 67.860244][ T4736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.862617][ T4736] Call trace: [ 67.863539][ T4736] dump_backtrace+0x0/0x530 [ 67.864593][ T4736] show_stack+0x2c/0x3c [ 67.865651][ T4736] dump_stack_lvl+0x108/0x170 [ 67.866772][ T4736] dump_stack+0x1c/0x58 [ 67.867712][ T4736] should_fail+0x3b8/0x514 [ 67.868861][ T4736] __should_failslab+0xbc/0x110 [ 67.870007][ T4736] should_failslab+0x10/0x28 [ 67.871131][ T4736] slab_pre_alloc_hook+0x64/0xe8 [ 67.872384][ T4736] __kmalloc_node+0xbc/0x5b8 [ 67.873525][ T4736] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.874726][ T4736] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.876099][ T4736] nbd_start_device+0x158/0xb34 [ 67.877296][ T4736] nbd_ioctl+0x420/0xc2c [ 67.878282][ T4736] blkdev_ioctl+0x3d8/0xbd0 [ 67.879420][ T4736] block_ioctl+0xa8/0x114 [ 67.880540][ T4736] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.881711][ T4736] invoke_syscall+0x98/0x2b8 [ 67.882884][ T4736] el0_svc_common+0x138/0x258 [ 67.883977][ T4736] do_el0_svc+0x58/0x14c [ 67.885020][ T4736] el0_svc+0x7c/0x1f0 [ 67.885969][ T4736] el0t_64_sync_handler+0x84/0xe4 [ 67.887272][ T4736] el0t_64_sync+0x1a0/0x1a4 [ 67.912660][ T4737] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.922762][ T4736] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 67.941956][ T4738] FAULT_INJECTION: forcing a failure. [ 67.941956][ T4738] name failslab, interval 1, probability 0, space 0, times 0 [ 67.945101][ T4738] CPU: 0 PID: 4738 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 67.947388][ T4738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.949832][ T4738] Call trace: [ 67.950646][ T4738] dump_backtrace+0x0/0x530 [ 67.951727][ T4738] show_stack+0x2c/0x3c [ 67.952761][ T4738] dump_stack_lvl+0x108/0x170 [ 67.953880][ T4738] dump_stack+0x1c/0x58 [ 67.954823][ T4738] should_fail+0x3b8/0x514 [ 67.955886][ T4738] __should_failslab+0xbc/0x110 [ 67.957080][ T4738] should_failslab+0x10/0x28 [ 67.958099][ T4738] slab_pre_alloc_hook+0x64/0xe8 [ 67.959304][ T4738] __kmalloc_node+0xbc/0x5b8 [ 67.960541][ T4738] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 67.961932][ T4738] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 67.963348][ T4738] nbd_start_device+0x158/0xb34 [ 67.964599][ T4738] nbd_ioctl+0x420/0xc2c [ 67.965601][ T4738] blkdev_ioctl+0x3d8/0xbd0 [ 67.966665][ T4738] block_ioctl+0xa8/0x114 [ 67.967766][ T4738] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.969009][ T4738] invoke_syscall+0x98/0x2b8 [ 67.970138][ T4738] el0_svc_common+0x138/0x258 [ 67.971176][ T4738] do_el0_svc+0x58/0x14c [ 67.972165][ T4738] el0_svc+0x7c/0x1f0 [ 67.973151][ T4738] el0t_64_sync_handler+0x84/0xe4 [ 67.974463][ T4738] el0t_64_sync+0x1a0/0x1a4 [ 67.994173][ T4738] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.009703][ T4755] block nbd4: shutting down sockets [ 68.029400][ T4757] block nbd2: shutting down sockets [ 68.031599][ T4757] FAULT_INJECTION: forcing a failure. [ 68.031599][ T4757] name failslab, interval 1, probability 0, space 0, times 0 [ 68.037041][ T4757] CPU: 0 PID: 4757 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 68.039341][ T4757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.041802][ T4757] Call trace: [ 68.042454][ T4757] dump_backtrace+0x0/0x530 [ 68.043495][ T4757] show_stack+0x2c/0x3c [ 68.044514][ T4757] dump_stack_lvl+0x108/0x170 [ 68.045536][ T4757] dump_stack+0x1c/0x58 [ 68.046553][ T4757] should_fail+0x3b8/0x514 [ 68.047487][ T4757] __should_failslab+0xbc/0x110 [ 68.048564][ T4757] should_failslab+0x10/0x28 [ 68.049654][ T4757] slab_pre_alloc_hook+0x64/0xe8 [ 68.051086][ T4757] kmem_cache_alloc+0x98/0x45c [ 68.052337][ T4757] new_inode_pseudo+0x110/0x200 [ 68.053697][ T4757] new_inode+0x38/0x174 [ 68.054673][ T4757] debugfs_create_dir+0xf0/0x404 [ 68.055912][ T4757] nbd_start_device+0x3bc/0xb34 [ 68.057115][ T4757] nbd_ioctl+0x420/0xc2c [ 68.058041][ T4757] blkdev_ioctl+0x3d8/0xbd0 [ 68.059263][ T4757] block_ioctl+0xa8/0x114 [ 68.060281][ T4757] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.061476][ T4757] invoke_syscall+0x98/0x2b8 [ 68.062620][ T4757] el0_svc_common+0x138/0x258 [ 68.063778][ T4757] do_el0_svc+0x58/0x14c [ 68.064783][ T4757] el0_svc+0x7c/0x1f0 [ 68.065781][ T4757] el0t_64_sync_handler+0x84/0xe4 [ 68.067015][ T4757] el0t_64_sync+0x1a0/0x1a4 [ 68.081734][ T4755] FAULT_INJECTION: forcing a failure. [ 68.081734][ T4755] name failslab, interval 1, probability 0, space 0, times 0 [ 68.085087][ T4755] CPU: 0 PID: 4755 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 68.086931][ T4755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.089255][ T4755] Call trace: [ 68.089586][ T4768] block nbd1: shutting down sockets [ 68.090119][ T4755] dump_backtrace+0x0/0x530 [ 68.092517][ T4755] show_stack+0x2c/0x3c [ 68.093557][ T4755] dump_stack_lvl+0x108/0x170 [ 68.094698][ T4755] dump_stack+0x1c/0x58 [ 68.095716][ T4755] should_fail+0x3b8/0x514 [ 68.096892][ T4755] __should_failslab+0xbc/0x110 [ 68.098091][ T4755] should_failslab+0x10/0x28 [ 68.099159][ T4755] slab_pre_alloc_hook+0x64/0xe8 [ 68.100300][ T4755] __kmalloc_node+0xbc/0x5b8 [ 68.101261][ T4755] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.102643][ T4755] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.104089][ T4755] nbd_start_device+0x158/0xb34 [ 68.105250][ T4755] nbd_ioctl+0x420/0xc2c [ 68.106325][ T4755] blkdev_ioctl+0x3d8/0xbd0 [ 68.107553][ T4755] block_ioctl+0xa8/0x114 [ 68.108620][ T4755] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.109765][ T4755] invoke_syscall+0x98/0x2b8 [ 68.110867][ T4755] el0_svc_common+0x138/0x258 [ 68.112139][ T4755] do_el0_svc+0x58/0x14c [ 68.113111][ T4755] el0_svc+0x7c/0x1f0 [ 68.114055][ T4755] el0t_64_sync_handler+0x84/0xe4 [ 68.115342][ T4755] el0t_64_sync+0x1a0/0x1a4 [ 68.129707][ T4764] block nbd3: shutting down sockets [ 68.143001][ T4760] FAULT_INJECTION: forcing a failure. [ 68.143001][ T4760] name failslab, interval 1, probability 0, space 0, times 0 [ 68.146570][ T4760] CPU: 1 PID: 4760 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 68.148384][ T4760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.150667][ T4760] Call trace: [ 68.151245][ T4755] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.151407][ T4760] dump_backtrace+0x0/0x530 [ 68.154125][ T4760] show_stack+0x2c/0x3c [ 68.154474][ T4757] debugfs: out of free dentries, can not create directory 'nbd2' [ 68.154999][ T4760] dump_stack_lvl+0x108/0x170 [ 68.156996][ T4757] block nbd2: Failed to create debugfs dir for 'nbd2' [ 68.157986][ T4760] dump_stack+0x1c/0x58 [ 68.160539][ T4760] should_fail+0x3b8/0x514 [ 68.161511][ T4760] __should_failslab+0xbc/0x110 [ 68.162466][ T4760] should_failslab+0x10/0x28 [ 68.163557][ T4760] slab_pre_alloc_hook+0x64/0xe8 [ 68.164671][ T4760] __kmalloc_node+0xbc/0x5b8 [ 68.165644][ T4760] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 68.167019][ T4760] nbd_start_device+0x158/0xb34 [ 68.168177][ T4760] nbd_ioctl+0x420/0xc2c [ 68.169190][ T4760] blkdev_ioctl+0x3d8/0xbd0 [ 68.170233][ T4760] block_ioctl+0xa8/0x114 [ 68.171182][ T4760] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.172234][ T4760] invoke_syscall+0x98/0x2b8 [ 68.173319][ T4760] el0_svc_common+0x138/0x258 [ 68.174360][ T4760] do_el0_svc+0x58/0x14c [ 68.175370][ T4760] el0_svc+0x7c/0x1f0 [ 68.176264][ T4760] el0t_64_sync_handler+0x84/0xe4 [ 68.177379][ T4760] el0t_64_sync+0x1a0/0x1a4 [ 68.188386][ T4771] block nbd0: shutting down sockets [ 68.201910][ T4764] FAULT_INJECTION: forcing a failure. [ 68.201910][ T4764] name failslab, interval 1, probability 0, space 0, times 0 [ 68.205152][ T4764] CPU: 0 PID: 4764 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 68.207236][ T4764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.209577][ T4764] Call trace: [ 68.210420][ T4764] dump_backtrace+0x0/0x530 [ 68.211513][ T4764] show_stack+0x2c/0x3c [ 68.212496][ T4764] dump_stack_lvl+0x108/0x170 [ 68.213668][ T4764] dump_stack+0x1c/0x58 [ 68.214796][ T4764] should_fail+0x3b8/0x514 [ 68.215860][ T4764] __should_failslab+0xbc/0x110 [ 68.217043][ T4764] should_failslab+0x10/0x28 [ 68.218142][ T4764] slab_pre_alloc_hook+0x64/0xe8 [ 68.219336][ T4764] __kmalloc_node+0xbc/0x5b8 [ 68.220501][ T4764] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.221883][ T4764] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.223337][ T4764] nbd_start_device+0x158/0xb34 [ 68.224524][ T4764] nbd_ioctl+0x420/0xc2c [ 68.225602][ T4764] blkdev_ioctl+0x3d8/0xbd0 [ 68.226751][ T4764] block_ioctl+0xa8/0x114 [ 68.227696][ T4764] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.228933][ T4764] invoke_syscall+0x98/0x2b8 [ 68.230076][ T4764] el0_svc_common+0x138/0x258 [ 68.231162][ T4764] do_el0_svc+0x58/0x14c [ 68.232159][ T4764] el0_svc+0x7c/0x1f0 [ 68.233123][ T4764] el0t_64_sync_handler+0x84/0xe4 [ 68.234210][ T4764] el0t_64_sync+0x1a0/0x1a4 [ 68.241935][ T4767] FAULT_INJECTION: forcing a failure. [ 68.241935][ T4767] name failslab, interval 1, probability 0, space 0, times 0 [ 68.245304][ T4767] CPU: 1 PID: 4767 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 68.247282][ T4767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.249422][ T4767] Call trace: [ 68.250148][ T4767] dump_backtrace+0x0/0x530 [ 68.250544][ T4764] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.251202][ T4767] show_stack+0x2c/0x3c [ 68.254030][ T4767] dump_stack_lvl+0x108/0x170 [ 68.255032][ T4767] dump_stack+0x1c/0x58 [ 68.256004][ T4767] should_fail+0x3b8/0x514 [ 68.257051][ T4767] __should_failslab+0xbc/0x110 [ 68.258067][ T4767] should_failslab+0x10/0x28 [ 68.259137][ T4767] slab_pre_alloc_hook+0x64/0xe8 [ 68.260198][ T4767] __kmalloc_node+0xbc/0x5b8 [ 68.261277][ T4767] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.262561][ T4767] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.263828][ T4767] nbd_start_device+0x158/0xb34 [ 68.265038][ T4767] nbd_ioctl+0x420/0xc2c [ 68.265985][ T4767] blkdev_ioctl+0x3d8/0xbd0 [ 68.267024][ T4767] block_ioctl+0xa8/0x114 [ 68.268009][ T4767] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.269210][ T4767] invoke_syscall+0x98/0x2b8 [ 68.270324][ T4767] el0_svc_common+0x138/0x258 [ 68.271553][ T4767] do_el0_svc+0x58/0x14c [ 68.272664][ T4767] el0_svc+0x7c/0x1f0 [ 68.273608][ T4767] el0t_64_sync_handler+0x84/0xe4 [ 68.274854][ T4767] el0t_64_sync+0x1a0/0x1a4 [ 68.306224][ T4767] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.339514][ T4775] block nbd4: shutting down sockets [ 68.369388][ T4778] block nbd2: shutting down sockets [ 68.371316][ T4780] block nbd1: shutting down sockets [ 68.382244][ T4775] FAULT_INJECTION: forcing a failure. [ 68.382244][ T4775] name failslab, interval 1, probability 0, space 0, times 0 [ 68.387553][ T4778] FAULT_INJECTION: forcing a failure. [ 68.387553][ T4778] name failslab, interval 1, probability 0, space 0, times 0 [ 68.393879][ T4775] CPU: 0 PID: 4775 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 68.396048][ T4775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.398453][ T4775] Call trace: [ 68.399337][ T4775] dump_backtrace+0x0/0x530 [ 68.400466][ T4775] show_stack+0x2c/0x3c [ 68.401597][ T4775] dump_stack_lvl+0x108/0x170 [ 68.402777][ T4775] dump_stack+0x1c/0x58 [ 68.403721][ T4775] should_fail+0x3b8/0x514 [ 68.404772][ T4775] __should_failslab+0xbc/0x110 [ 68.405933][ T4775] should_failslab+0x10/0x28 [ 68.406901][ T4775] slab_pre_alloc_hook+0x64/0xe8 [ 68.408135][ T4775] __kmalloc_node+0xbc/0x5b8 [ 68.409422][ T4775] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.410874][ T4775] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.412211][ T4775] nbd_start_device+0x158/0xb34 [ 68.413411][ T4775] nbd_ioctl+0x420/0xc2c [ 68.414602][ T4775] blkdev_ioctl+0x3d8/0xbd0 [ 68.415873][ T4775] block_ioctl+0xa8/0x114 [ 68.416959][ T4775] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.418235][ T4775] invoke_syscall+0x98/0x2b8 [ 68.419381][ T4775] el0_svc_common+0x138/0x258 [ 68.420482][ T4775] do_el0_svc+0x58/0x14c [ 68.421593][ T4775] el0_svc+0x7c/0x1f0 [ 68.422654][ T4775] el0t_64_sync_handler+0x84/0xe4 [ 68.423869][ T4775] el0t_64_sync+0x1a0/0x1a4 [ 68.428539][ T4790] block nbd3: shutting down sockets [ 68.437283][ T4780] FAULT_INJECTION: forcing a failure. [ 68.437283][ T4780] name failslab, interval 1, probability 0, space 0, times 0 [ 68.444202][ T4778] CPU: 0 PID: 4778 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 68.446290][ T4778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.448556][ T4778] Call trace: [ 68.449315][ T4778] dump_backtrace+0x0/0x530 [ 68.450442][ T4778] show_stack+0x2c/0x3c [ 68.451422][ T4778] dump_stack_lvl+0x108/0x170 [ 68.452544][ T4778] dump_stack+0x1c/0x58 [ 68.453572][ T4778] should_fail+0x3b8/0x514 [ 68.454673][ T4778] __should_failslab+0xbc/0x110 [ 68.455937][ T4778] should_failslab+0x10/0x28 [ 68.457046][ T4778] slab_pre_alloc_hook+0x64/0xe8 [ 68.458166][ T4778] kmem_cache_alloc+0x98/0x45c [ 68.459364][ T4778] new_inode_pseudo+0x110/0x200 [ 68.460406][ T4778] new_inode+0x38/0x174 [ 68.461538][ T4778] debugfs_create_dir+0xf0/0x404 [ 68.462764][ T4778] nbd_start_device+0x3bc/0xb34 [ 68.463917][ T4778] nbd_ioctl+0x420/0xc2c [ 68.465044][ T4778] blkdev_ioctl+0x3d8/0xbd0 [ 68.466140][ T4778] block_ioctl+0xa8/0x114 [ 68.467042][ T4778] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.468138][ T4778] invoke_syscall+0x98/0x2b8 [ 68.469251][ T4778] el0_svc_common+0x138/0x258 [ 68.470439][ T4778] do_el0_svc+0x58/0x14c [ 68.471554][ T4778] el0_svc+0x7c/0x1f0 [ 68.472601][ T4778] el0t_64_sync_handler+0x84/0xe4 [ 68.473837][ T4778] el0t_64_sync+0x1a0/0x1a4 [ 68.478767][ T4786] block nbd0: shutting down sockets [ 68.480263][ T4780] CPU: 0 PID: 4780 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 68.482319][ T4780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.484628][ T4780] Call trace: [ 68.485402][ T4780] dump_backtrace+0x0/0x530 [ 68.486496][ T4780] show_stack+0x2c/0x3c [ 68.487555][ T4780] dump_stack_lvl+0x108/0x170 [ 68.488743][ T4780] dump_stack+0x1c/0x58 [ 68.489720][ T4780] should_fail+0x3b8/0x514 [ 68.490874][ T4780] __should_failslab+0xbc/0x110 [ 68.491801][ T4782] FAULT_INJECTION: forcing a failure. [ 68.491801][ T4782] name failslab, interval 1, probability 0, space 0, times 0 [ 68.492064][ T4780] should_failslab+0x10/0x28 [ 68.496108][ T4780] slab_pre_alloc_hook+0x64/0xe8 [ 68.497430][ T4780] __kmalloc_node+0xbc/0x5b8 [ 68.498639][ T4780] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.499939][ T4780] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.501271][ T4780] nbd_start_device+0x158/0xb34 [ 68.502574][ T4780] nbd_ioctl+0x420/0xc2c [ 68.503673][ T4780] blkdev_ioctl+0x3d8/0xbd0 [ 68.504884][ T4780] block_ioctl+0xa8/0x114 [ 68.506062][ T4780] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.507297][ T4780] invoke_syscall+0x98/0x2b8 [ 68.508511][ T4780] el0_svc_common+0x138/0x258 [ 68.509760][ T4780] do_el0_svc+0x58/0x14c [ 68.510835][ T4780] el0_svc+0x7c/0x1f0 [ 68.511857][ T4780] el0t_64_sync_handler+0x84/0xe4 [ 68.513139][ T4780] el0t_64_sync+0x1a0/0x1a4 [ 68.518559][ T4782] CPU: 1 PID: 4782 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 68.519711][ T4775] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.520487][ T4782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.520499][ T4782] Call trace: [ 68.520502][ T4782] dump_backtrace+0x0/0x530 [ 68.520515][ T4782] show_stack+0x2c/0x3c [ 68.526084][ T4780] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.526623][ T4782] dump_stack_lvl+0x108/0x170 [ 68.530144][ T4782] dump_stack+0x1c/0x58 [ 68.531202][ T4782] should_fail+0x3b8/0x514 [ 68.531551][ T4778] debugfs: out of free dentries, can not create directory 'nbd2' [ 68.532199][ T4782] __should_failslab+0xbc/0x110 [ 68.532214][ T4782] should_failslab+0x10/0x28 [ 68.532224][ T4782] slab_pre_alloc_hook+0x64/0xe8 [ 68.536078][ T4778] block nbd2: Failed to create debugfs dir for 'nbd2' [ 68.536459][ T4782] __kmalloc_node+0xbc/0x5b8 [ 68.540507][ T4782] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.541683][ T4782] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.543022][ T4782] nbd_start_device+0x158/0xb34 [ 68.544215][ T4782] nbd_ioctl+0x420/0xc2c [ 68.545331][ T4782] blkdev_ioctl+0x3d8/0xbd0 [ 68.546392][ T4782] block_ioctl+0xa8/0x114 [ 68.547444][ T4782] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.548761][ T4782] invoke_syscall+0x98/0x2b8 [ 68.549787][ T4782] el0_svc_common+0x138/0x258 [ 68.550907][ T4782] do_el0_svc+0x58/0x14c [ 68.551851][ T4782] el0_svc+0x7c/0x1f0 [ 68.552804][ T4782] el0t_64_sync_handler+0x84/0xe4 [ 68.554097][ T4782] el0t_64_sync+0x1a0/0x1a4 [ 68.564672][ T4786] FAULT_INJECTION: forcing a failure. [ 68.564672][ T4786] name failslab, interval 1, probability 0, space 0, times 0 [ 68.598224][ T4786] CPU: 1 PID: 4786 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 68.600346][ T4786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.602717][ T4786] Call trace: [ 68.603507][ T4786] dump_backtrace+0x0/0x530 [ 68.604572][ T4786] show_stack+0x2c/0x3c [ 68.605603][ T4786] dump_stack_lvl+0x108/0x170 [ 68.606639][ T4786] dump_stack+0x1c/0x58 [ 68.607531][ T4786] should_fail+0x3b8/0x514 [ 68.608559][ T4786] __should_failslab+0xbc/0x110 [ 68.609534][ T4786] should_failslab+0x10/0x28 [ 68.610711][ T4786] slab_pre_alloc_hook+0x64/0xe8 [ 68.611808][ T4786] __kmalloc_node+0xbc/0x5b8 [ 68.612890][ T4786] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.614248][ T4786] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.615654][ T4786] nbd_start_device+0x158/0xb34 [ 68.616759][ T4786] nbd_ioctl+0x420/0xc2c [ 68.617748][ T4786] blkdev_ioctl+0x3d8/0xbd0 [ 68.618738][ T4786] block_ioctl+0xa8/0x114 [ 68.619801][ T4786] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.620961][ T4786] invoke_syscall+0x98/0x2b8 [ 68.622140][ T4786] el0_svc_common+0x138/0x258 [ 68.623250][ T4786] do_el0_svc+0x58/0x14c [ 68.624297][ T4786] el0_svc+0x7c/0x1f0 [ 68.625148][ T4786] el0t_64_sync_handler+0x84/0xe4 [ 68.626235][ T4786] el0t_64_sync+0x1a0/0x1a4 [ 68.669290][ T4801] block nbd1: shutting down sockets [ 68.671234][ T4800] block nbd2: shutting down sockets [ 68.674121][ T4800] FAULT_INJECTION: forcing a failure. [ 68.674121][ T4800] name failslab, interval 1, probability 0, space 0, times 0 [ 68.678096][ T4800] CPU: 0 PID: 4800 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 68.678788][ T4786] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.680260][ T4800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.680273][ T4800] Call trace: [ 68.680277][ T4800] dump_backtrace+0x0/0x530 [ 68.680292][ T4800] show_stack+0x2c/0x3c [ 68.686756][ T4782] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.687200][ T4800] dump_stack_lvl+0x108/0x170 [ 68.690046][ T4800] dump_stack+0x1c/0x58 [ 68.691051][ T4800] should_fail+0x3b8/0x514 [ 68.692111][ T4800] __should_failslab+0xbc/0x110 [ 68.693340][ T4800] should_failslab+0x10/0x28 [ 68.694529][ T4800] slab_pre_alloc_hook+0x64/0xe8 [ 68.695758][ T4800] kmem_cache_alloc+0x98/0x45c [ 68.696959][ T4800] new_inode_pseudo+0x110/0x200 [ 68.698163][ T4800] new_inode+0x38/0x174 [ 68.699240][ T4800] debugfs_create_dir+0xf0/0x404 [ 68.700525][ T4800] nbd_start_device+0x3bc/0xb34 [ 68.701713][ T4800] nbd_ioctl+0x420/0xc2c [ 68.702791][ T4800] blkdev_ioctl+0x3d8/0xbd0 [ 68.703925][ T4800] block_ioctl+0xa8/0x114 [ 68.704952][ T4800] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.706227][ T4800] invoke_syscall+0x98/0x2b8 [ 68.707404][ T4800] el0_svc_common+0x138/0x258 [ 68.708503][ T4800] do_el0_svc+0x58/0x14c [ 68.709506][ T4800] el0_svc+0x7c/0x1f0 [ 68.710485][ T4800] el0t_64_sync_handler+0x84/0xe4 [ 68.711725][ T4800] el0t_64_sync+0x1a0/0x1a4 [ 68.718096][ T4800] debugfs: out of free dentries, can not create directory 'nbd2' [ 68.736805][ T4800] block nbd2: Failed to create debugfs dir for 'nbd2' [ 68.743186][ T4801] FAULT_INJECTION: forcing a failure. [ 68.743186][ T4801] name failslab, interval 1, probability 0, space 0, times 0 [ 68.757000][ T4801] CPU: 0 PID: 4801 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 68.759073][ T4801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.761347][ T4801] Call trace: [ 68.762101][ T4801] dump_backtrace+0x0/0x530 [ 68.763222][ T4801] show_stack+0x2c/0x3c [ 68.764287][ T4801] dump_stack_lvl+0x108/0x170 [ 68.765453][ T4801] dump_stack+0x1c/0x58 [ 68.766457][ T4801] should_fail+0x3b8/0x514 [ 68.767577][ T4801] __should_failslab+0xbc/0x110 [ 68.768707][ T4801] should_failslab+0x10/0x28 [ 68.769788][ T4801] slab_pre_alloc_hook+0x64/0xe8 [ 68.770963][ T4801] __kmalloc_node+0xbc/0x5b8 [ 68.772094][ T4801] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.773250][ T4801] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.774513][ T4801] nbd_start_device+0x158/0xb34 [ 68.775610][ T4801] nbd_ioctl+0x420/0xc2c [ 68.776729][ T4801] blkdev_ioctl+0x3d8/0xbd0 [ 68.777817][ T4801] block_ioctl+0xa8/0x114 [ 68.778964][ T4801] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.780155][ T4801] invoke_syscall+0x98/0x2b8 [ 68.781288][ T4801] el0_svc_common+0x138/0x258 [ 68.782413][ T4801] do_el0_svc+0x58/0x14c [ 68.783521][ T4801] el0_svc+0x7c/0x1f0 [ 68.784516][ T4801] el0t_64_sync_handler+0x84/0xe4 [ 68.785711][ T4801] el0t_64_sync+0x1a0/0x1a4 [ 68.789551][ T4804] block nbd4: shutting down sockets [ 68.809950][ T4801] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.838085][ T4804] FAULT_INJECTION: forcing a failure. [ 68.838085][ T4804] name failslab, interval 1, probability 0, space 0, times 0 [ 68.872662][ T4804] CPU: 0 PID: 4804 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 68.874751][ T4804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.877106][ T4804] Call trace: [ 68.877903][ T4804] dump_backtrace+0x0/0x530 [ 68.879009][ T4804] show_stack+0x2c/0x3c [ 68.880028][ T4804] dump_stack_lvl+0x108/0x170 [ 68.881155][ T4804] dump_stack+0x1c/0x58 [ 68.882140][ T4804] should_fail+0x3b8/0x514 [ 68.883272][ T4804] __should_failslab+0xbc/0x110 [ 68.884336][ T4804] should_failslab+0x10/0x28 [ 68.885460][ T4804] slab_pre_alloc_hook+0x64/0xe8 [ 68.886609][ T4804] __kmalloc_node+0xbc/0x5b8 [ 68.887785][ T4804] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 68.889109][ T4804] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 68.890510][ T4804] nbd_start_device+0x158/0xb34 [ 68.891710][ T4804] nbd_ioctl+0x420/0xc2c [ 68.892746][ T4804] blkdev_ioctl+0x3d8/0xbd0 [ 68.893841][ T4804] block_ioctl+0xa8/0x114 [ 68.894928][ T4804] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.896074][ T4804] invoke_syscall+0x98/0x2b8 [ 68.897215][ T4804] el0_svc_common+0x138/0x258 [ 68.898309][ T4804] do_el0_svc+0x58/0x14c [ 68.899343][ T4804] el0_svc+0x7c/0x1f0 [ 68.900318][ T4804] el0t_64_sync_handler+0x84/0xe4 [ 68.901665][ T4804] el0t_64_sync+0x1a0/0x1a4 [ 68.915871][ T4804] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 68.929228][ T4813] block nbd3: shutting down sockets [ 68.930778][ T4816] block nbd0: shutting down sockets [ 68.978487][ T4819] block nbd2: shutting down sockets [ 68.983938][ T4811] FAULT_INJECTION: forcing a failure. [ 68.983938][ T4811] name failslab, interval 1, probability 0, space 0, times 0 [ 68.990911][ T4813] FAULT_INJECTION: forcing a failure. [ 68.990911][ T4813] name failslab, interval 1, probability 0, space 0, times 0 [ 68.995368][ T4811] CPU: 1 PID: 4811 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 68.997403][ T4811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 68.999578][ T4811] Call trace: [ 69.000285][ T4811] dump_backtrace+0x0/0x530 [ 69.001394][ T4811] show_stack+0x2c/0x3c [ 69.002366][ T4811] dump_stack_lvl+0x108/0x170 [ 69.003491][ T4811] dump_stack+0x1c/0x58 [ 69.004423][ T4811] should_fail+0x3b8/0x514 [ 69.005424][ T4811] __should_failslab+0xbc/0x110 [ 69.006510][ T4811] should_failslab+0x10/0x28 [ 69.007494][ T4811] slab_pre_alloc_hook+0x64/0xe8 [ 69.008721][ T4811] __kmalloc_node+0xbc/0x5b8 [ 69.009783][ T4811] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.011154][ T4811] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.012395][ T4811] nbd_start_device+0x158/0xb34 [ 69.013559][ T4811] nbd_ioctl+0x420/0xc2c [ 69.014524][ T4811] blkdev_ioctl+0x3d8/0xbd0 [ 69.015560][ T4811] block_ioctl+0xa8/0x114 [ 69.016617][ T4811] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.017686][ T4811] invoke_syscall+0x98/0x2b8 [ 69.018774][ T4811] el0_svc_common+0x138/0x258 [ 69.019893][ T4811] do_el0_svc+0x58/0x14c [ 69.020911][ T4811] el0_svc+0x7c/0x1f0 [ 69.021947][ T4811] el0t_64_sync_handler+0x84/0xe4 [ 69.023223][ T4811] el0t_64_sync+0x1a0/0x1a4 [ 69.024361][ T4813] CPU: 0 PID: 4813 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 69.026563][ T4813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.028915][ T4813] Call trace: [ 69.029076][ T4819] FAULT_INJECTION: forcing a failure. [ 69.029076][ T4819] name failslab, interval 1, probability 0, space 0, times 0 [ 69.029778][ T4813] dump_backtrace+0x0/0x530 [ 69.034129][ T4813] show_stack+0x2c/0x3c [ 69.035201][ T4813] dump_stack_lvl+0x108/0x170 [ 69.036352][ T4813] dump_stack+0x1c/0x58 [ 69.037305][ T4813] should_fail+0x3b8/0x514 [ 69.038437][ T4813] __should_failslab+0xbc/0x110 [ 69.039689][ T4813] should_failslab+0x10/0x28 [ 69.040891][ T4813] slab_pre_alloc_hook+0x64/0xe8 [ 69.042102][ T4813] __kmalloc_node+0xbc/0x5b8 [ 69.043404][ T4813] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.044852][ T4813] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.046236][ T4813] nbd_start_device+0x158/0xb34 [ 69.047390][ T4813] nbd_ioctl+0x420/0xc2c [ 69.048482][ T4813] blkdev_ioctl+0x3d8/0xbd0 [ 69.049581][ T4813] block_ioctl+0xa8/0x114 [ 69.050613][ T4813] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.051787][ T4813] invoke_syscall+0x98/0x2b8 [ 69.052901][ T4813] el0_svc_common+0x138/0x258 [ 69.054073][ T4813] do_el0_svc+0x58/0x14c [ 69.055166][ T4813] el0_svc+0x7c/0x1f0 [ 69.056181][ T4813] el0t_64_sync_handler+0x84/0xe4 [ 69.057472][ T4813] el0t_64_sync+0x1a0/0x1a4 [ 69.058419][ T4819] CPU: 1 PID: 4819 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 69.060473][ T4819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.062818][ T4819] Call trace: [ 69.063518][ T4819] dump_backtrace+0x0/0x530 [ 69.064601][ T4819] show_stack+0x2c/0x3c [ 69.065565][ T4819] dump_stack_lvl+0x108/0x170 [ 69.066735][ T4819] dump_stack+0x1c/0x58 [ 69.067611][ T4819] should_fail+0x3b8/0x514 [ 69.068667][ T4819] __should_failslab+0xbc/0x110 [ 69.069827][ T4819] should_failslab+0x10/0x28 [ 69.070873][ T4819] slab_pre_alloc_hook+0x64/0xe8 [ 69.072074][ T4819] kmem_cache_alloc+0x98/0x45c [ 69.072483][ T4813] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.073214][ T4819] new_inode_pseudo+0x110/0x200 [ 69.075964][ T4819] new_inode+0x38/0x174 [ 69.076977][ T4819] debugfs_create_dir+0xf0/0x404 [ 69.078233][ T4819] nbd_start_device+0x3bc/0xb34 [ 69.079415][ T4819] nbd_ioctl+0x420/0xc2c [ 69.080435][ T4819] blkdev_ioctl+0x3d8/0xbd0 [ 69.081485][ T4819] block_ioctl+0xa8/0x114 [ 69.082475][ T4819] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.083561][ T4819] invoke_syscall+0x98/0x2b8 [ 69.084618][ T4819] el0_svc_common+0x138/0x258 [ 69.085706][ T4819] do_el0_svc+0x58/0x14c [ 69.086727][ T4819] el0_svc+0x7c/0x1f0 [ 69.087776][ T4819] el0t_64_sync_handler+0x84/0xe4 [ 69.088987][ T4819] el0t_64_sync+0x1a0/0x1a4 [ 69.090399][ T4811] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.094819][ T4819] debugfs: out of free dentries, can not create directory 'nbd2' [ 69.096866][ T4819] block nbd2: Failed to create debugfs dir for 'nbd2' [ 69.113835][ T4830] block nbd1: shutting down sockets [ 69.115181][ T4831] block nbd4: shutting down sockets [ 69.178004][ T4826] FAULT_INJECTION: forcing a failure. [ 69.178004][ T4826] name failslab, interval 1, probability 0, space 0, times 0 [ 69.181865][ T4826] CPU: 1 PID: 4826 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 69.183906][ T4826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.186282][ T4826] Call trace: [ 69.187109][ T4826] dump_backtrace+0x0/0x530 [ 69.188200][ T4826] show_stack+0x2c/0x3c [ 69.189094][ T4826] dump_stack_lvl+0x108/0x170 [ 69.190199][ T4826] dump_stack+0x1c/0x58 [ 69.191172][ T4826] should_fail+0x3b8/0x514 [ 69.192228][ T4826] __should_failslab+0xbc/0x110 [ 69.193306][ T4826] should_failslab+0x10/0x28 [ 69.194476][ T4826] slab_pre_alloc_hook+0x64/0xe8 [ 69.195753][ T4826] __kmalloc_node+0xbc/0x5b8 [ 69.196767][ T4826] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.197993][ T4826] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.199467][ T4826] nbd_start_device+0x158/0xb34 [ 69.200640][ T4826] nbd_ioctl+0x420/0xc2c [ 69.201696][ T4826] blkdev_ioctl+0x3d8/0xbd0 [ 69.202678][ T4826] block_ioctl+0xa8/0x114 [ 69.203583][ T4826] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.204736][ T4826] invoke_syscall+0x98/0x2b8 [ 69.205739][ T4826] el0_svc_common+0x138/0x258 [ 69.206860][ T4826] do_el0_svc+0x58/0x14c [ 69.207826][ T4826] el0_svc+0x7c/0x1f0 [ 69.208769][ T4826] el0t_64_sync_handler+0x84/0xe4 [ 69.209994][ T4826] el0t_64_sync+0x1a0/0x1a4 [ 69.213954][ T4826] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.219982][ T4823] FAULT_INJECTION: forcing a failure. [ 69.219982][ T4823] name failslab, interval 1, probability 0, space 0, times 0 [ 69.222906][ T4823] CPU: 1 PID: 4823 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 69.224962][ T4823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.227380][ T4823] Call trace: [ 69.228109][ T4823] dump_backtrace+0x0/0x530 [ 69.229222][ T4823] show_stack+0x2c/0x3c [ 69.230164][ T4823] dump_stack_lvl+0x108/0x170 [ 69.231302][ T4823] dump_stack+0x1c/0x58 [ 69.232262][ T4823] should_fail+0x3b8/0x514 [ 69.233377][ T4823] __should_failslab+0xbc/0x110 [ 69.234533][ T4823] should_failslab+0x10/0x28 [ 69.235540][ T4823] slab_pre_alloc_hook+0x64/0xe8 [ 69.236748][ T4823] __kmalloc_node+0xbc/0x5b8 [ 69.237714][ T4823] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.238974][ T4823] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.240286][ T4823] nbd_start_device+0x158/0xb34 [ 69.241404][ T4823] nbd_ioctl+0x420/0xc2c [ 69.242493][ T4823] blkdev_ioctl+0x3d8/0xbd0 [ 69.243558][ T4823] block_ioctl+0xa8/0x114 [ 69.244712][ T4823] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.245860][ T4823] invoke_syscall+0x98/0x2b8 [ 69.246985][ T4823] el0_svc_common+0x138/0x258 [ 69.248111][ T4823] do_el0_svc+0x58/0x14c [ 69.249005][ T4823] el0_svc+0x7c/0x1f0 [ 69.249962][ T4823] el0t_64_sync_handler+0x84/0xe4 [ 69.251170][ T4823] el0t_64_sync+0x1a0/0x1a4 [ 69.268658][ T4838] block nbd0: shutting down sockets [ 69.269066][ T4823] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.278460][ T4842] block nbd3: shutting down sockets [ 69.285327][ T4840] block nbd2: shutting down sockets [ 69.295087][ T4840] FAULT_INJECTION: forcing a failure. [ 69.295087][ T4840] name failslab, interval 1, probability 0, space 0, times 0 [ 69.298773][ T4840] CPU: 0 PID: 4840 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 69.300957][ T4840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.303490][ T4840] Call trace: [ 69.304362][ T4840] dump_backtrace+0x0/0x530 [ 69.305525][ T4840] show_stack+0x2c/0x3c [ 69.306565][ T4840] dump_stack_lvl+0x108/0x170 [ 69.307738][ T4840] dump_stack+0x1c/0x58 [ 69.308792][ T4840] should_fail+0x3b8/0x514 [ 69.309918][ T4840] __should_failslab+0xbc/0x110 [ 69.311226][ T4840] should_failslab+0x10/0x28 [ 69.312410][ T4840] slab_pre_alloc_hook+0x64/0xe8 [ 69.313639][ T4840] kmem_cache_alloc+0x98/0x45c [ 69.314817][ T4840] new_inode_pseudo+0x110/0x200 [ 69.315914][ T4840] new_inode+0x38/0x174 [ 69.316973][ T4840] debugfs_create_dir+0xf0/0x404 [ 69.318162][ T4840] nbd_start_device+0x3bc/0xb34 [ 69.319505][ T4840] nbd_ioctl+0x420/0xc2c [ 69.320465][ T4840] blkdev_ioctl+0x3d8/0xbd0 [ 69.321600][ T4840] block_ioctl+0xa8/0x114 [ 69.322667][ T4840] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.323932][ T4840] invoke_syscall+0x98/0x2b8 [ 69.325068][ T4840] el0_svc_common+0x138/0x258 [ 69.326179][ T4840] do_el0_svc+0x58/0x14c [ 69.327180][ T4840] el0_svc+0x7c/0x1f0 [ 69.328141][ T4840] el0t_64_sync_handler+0x84/0xe4 [ 69.329243][ T4840] el0t_64_sync+0x1a0/0x1a4 [ 69.342990][ T4839] FAULT_INJECTION: forcing a failure. [ 69.342990][ T4839] name failslab, interval 1, probability 0, space 0, times 0 [ 69.347866][ T4838] FAULT_INJECTION: forcing a failure. [ 69.347866][ T4838] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.355627][ T4839] CPU: 0 PID: 4839 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 69.357681][ T4839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.360131][ T4839] Call trace: [ 69.360906][ T4839] dump_backtrace+0x0/0x530 [ 69.362046][ T4839] show_stack+0x2c/0x3c [ 69.363054][ T4839] dump_stack_lvl+0x108/0x170 [ 69.364176][ T4839] dump_stack+0x1c/0x58 [ 69.365151][ T4839] should_fail+0x3b8/0x514 [ 69.366222][ T4839] __should_failslab+0xbc/0x110 [ 69.367510][ T4839] should_failslab+0x10/0x28 [ 69.368642][ T4839] slab_pre_alloc_hook+0x64/0xe8 [ 69.369837][ T4839] __kmalloc_node+0xbc/0x5b8 [ 69.370926][ T4839] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.372108][ T4839] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.373422][ T4839] nbd_start_device+0x158/0xb34 [ 69.374442][ T4840] debugfs: out of free dentries, can not create directory 'nbd2' [ 69.374637][ T4839] nbd_ioctl+0x420/0xc2c [ 69.376430][ T4840] block nbd2: Failed to create debugfs dir for 'nbd2' [ 69.377396][ T4839] blkdev_ioctl+0x3d8/0xbd0 [ 69.380070][ T4839] block_ioctl+0xa8/0x114 [ 69.381206][ T4839] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.382523][ T4839] invoke_syscall+0x98/0x2b8 [ 69.383688][ T4839] el0_svc_common+0x138/0x258 [ 69.384950][ T4839] do_el0_svc+0x58/0x14c [ 69.386029][ T4839] el0_svc+0x7c/0x1f0 [ 69.386978][ T4839] el0t_64_sync_handler+0x84/0xe4 [ 69.388185][ T4839] el0t_64_sync+0x1a0/0x1a4 [ 69.395012][ T4838] CPU: 0 PID: 4838 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 69.397098][ T4838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.399474][ T4838] Call trace: [ 69.400352][ T4838] dump_backtrace+0x0/0x530 [ 69.401492][ T4838] show_stack+0x2c/0x3c [ 69.402478][ T4838] dump_stack_lvl+0x108/0x170 [ 69.403573][ T4838] dump_stack+0x1c/0x58 [ 69.404627][ T4838] should_fail+0x3b8/0x514 [ 69.405655][ T4838] should_fail_alloc_page+0x74/0xa8 [ 69.406976][ T4838] prepare_alloc_pages+0x160/0x460 [ 69.408233][ T4838] __alloc_pages+0x138/0x674 [ 69.409738][ T4838] alloc_pages+0x368/0x5d4 [ 69.410729][ T4838] new_slab+0xec/0x56c [ 69.411649][ T4838] ___slab_alloc+0x6bc/0xdbc [ 69.412658][ T4838] __kmalloc_node+0x340/0x5b8 [ 69.413847][ T4838] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 69.415231][ T4838] nbd_start_device+0x158/0xb34 [ 69.416292][ T4838] nbd_ioctl+0x420/0xc2c [ 69.417266][ T4838] blkdev_ioctl+0x3d8/0xbd0 [ 69.418311][ T4838] block_ioctl+0xa8/0x114 [ 69.419417][ T4838] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.420564][ T4838] invoke_syscall+0x98/0x2b8 [ 69.421725][ T4838] el0_svc_common+0x138/0x258 [ 69.422827][ T4838] do_el0_svc+0x58/0x14c [ 69.423829][ T4838] el0_svc+0x7c/0x1f0 [ 69.424819][ T4838] el0t_64_sync_handler+0x84/0xe4 [ 69.426061][ T4838] el0t_64_sync+0x1a0/0x1a4 [ 69.428470][ T4839] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.499566][ T4848] block nbd4: shutting down sockets [ 69.501139][ T4854] block nbd1: Device being setup by another task [ 69.503111][ T4846] block nbd1: shutting down sockets [ 69.514921][ T4846] FAULT_INJECTION: forcing a failure. [ 69.514921][ T4846] name failslab, interval 1, probability 0, space 0, times 0 [ 69.518678][ T4857] block nbd2: shutting down sockets [ 69.520647][ T4846] CPU: 1 PID: 4846 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 69.522750][ T4846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.525141][ T4846] Call trace: [ 69.525928][ T4846] dump_backtrace+0x0/0x530 [ 69.526991][ T4846] show_stack+0x2c/0x3c [ 69.527914][ T4846] dump_stack_lvl+0x108/0x170 [ 69.528977][ T4846] dump_stack+0x1c/0x58 [ 69.529992][ T4846] should_fail+0x3b8/0x514 [ 69.531126][ T4846] __should_failslab+0xbc/0x110 [ 69.532294][ T4846] should_failslab+0x10/0x28 [ 69.533336][ T4846] slab_pre_alloc_hook+0x64/0xe8 [ 69.534469][ T4846] kmem_cache_alloc+0x98/0x45c [ 69.535548][ T4846] __d_alloc+0x3c/0x6a8 [ 69.536543][ T4846] d_alloc_parallel+0xb8/0x11bc [ 69.537786][ T4846] __lookup_slow+0x108/0x388 [ 69.538819][ T4846] lookup_one_len+0x178/0x28c [ 69.539961][ T4846] start_creating+0x19c/0x2e0 [ 69.541115][ T4846] debugfs_create_dir+0x34/0x404 [ 69.542427][ T4846] nbd_start_device+0x3bc/0xb34 [ 69.543552][ T4846] nbd_ioctl+0x420/0xc2c [ 69.544541][ T4846] blkdev_ioctl+0x3d8/0xbd0 [ 69.545558][ T4846] block_ioctl+0xa8/0x114 [ 69.546532][ T4846] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.547732][ T4846] invoke_syscall+0x98/0x2b8 [ 69.548771][ T4846] el0_svc_common+0x138/0x258 [ 69.549986][ T4846] do_el0_svc+0x58/0x14c [ 69.551048][ T4846] el0_svc+0x7c/0x1f0 [ 69.552055][ T4846] el0t_64_sync_handler+0x84/0xe4 [ 69.553292][ T4846] el0t_64_sync+0x1a0/0x1a4 [ 69.568331][ T4861] block nbd3: shutting down sockets [ 69.568421][ T4862] block nbd0: shutting down sockets [ 69.578639][ T4857] FAULT_INJECTION: forcing a failure. [ 69.578639][ T4857] name failslab, interval 1, probability 0, space 0, times 0 [ 69.581811][ T4857] CPU: 1 PID: 4857 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 69.583678][ T4857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.586094][ T4857] Call trace: [ 69.586811][ T4857] dump_backtrace+0x0/0x530 [ 69.587909][ T4857] show_stack+0x2c/0x3c [ 69.588842][ T4857] dump_stack_lvl+0x108/0x170 [ 69.590051][ T4857] dump_stack+0x1c/0x58 [ 69.591000][ T4857] should_fail+0x3b8/0x514 [ 69.591888][ T4857] __should_failslab+0xbc/0x110 [ 69.592980][ T4857] should_failslab+0x10/0x28 [ 69.594066][ T4857] slab_pre_alloc_hook+0x64/0xe8 [ 69.595234][ T4857] __kmalloc_node+0xbc/0x5b8 [ 69.596401][ T4857] memcg_alloc_page_obj_cgroups+0x80/0x174 [ 69.597800][ T4857] slab_post_alloc_hook+0xc0/0x3f4 [ 69.599011][ T4857] kmem_cache_alloc+0x1dc/0x45c [ 69.600011][ T4857] __d_alloc+0x3c/0x6a8 [ 69.601013][ T4857] d_alloc_parallel+0xb8/0x11bc [ 69.602107][ T4846] block nbd1: Failed to create debugfs dir for 'nbd1' [ 69.602160][ T4857] __lookup_slow+0x108/0x388 [ 69.604738][ T4857] lookup_one_len+0x178/0x28c [ 69.605974][ T4857] start_creating+0x19c/0x2e0 [ 69.607208][ T4857] debugfs_create_dir+0x34/0x404 [ 69.608355][ T4857] nbd_start_device+0x3bc/0xb34 [ 69.609523][ T4857] nbd_ioctl+0x420/0xc2c [ 69.610570][ T4857] blkdev_ioctl+0x3d8/0xbd0 [ 69.611552][ T4857] block_ioctl+0xa8/0x114 [ 69.612691][ T4857] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.613877][ T4857] invoke_syscall+0x98/0x2b8 [ 69.614974][ T4857] el0_svc_common+0x138/0x258 [ 69.616074][ T4857] do_el0_svc+0x58/0x14c [ 69.617041][ T4857] el0_svc+0x7c/0x1f0 [ 69.618010][ T4857] el0t_64_sync_handler+0x84/0xe4 [ 69.619175][ T4857] el0t_64_sync+0x1a0/0x1a4 [ 69.623051][ T2053] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.624610][ T2053] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.630062][ T7] cfg80211: failed to load regulatory.db [ 69.641580][ T4848] FAULT_INJECTION: forcing a failure. [ 69.641580][ T4848] name failslab, interval 1, probability 0, space 0, times 0 [ 69.645126][ T4848] CPU: 1 PID: 4848 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 69.647133][ T4848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.649497][ T4848] Call trace: [ 69.650232][ T4848] dump_backtrace+0x0/0x530 [ 69.651295][ T4848] show_stack+0x2c/0x3c [ 69.652258][ T4848] dump_stack_lvl+0x108/0x170 [ 69.653457][ T4848] dump_stack+0x1c/0x58 [ 69.654457][ T4848] should_fail+0x3b8/0x514 [ 69.655523][ T4848] __should_failslab+0xbc/0x110 [ 69.656556][ T4848] should_failslab+0x10/0x28 [ 69.657626][ T4848] slab_pre_alloc_hook+0x64/0xe8 [ 69.658946][ T4848] __kmalloc_node+0xbc/0x5b8 [ 69.660066][ T4848] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.661394][ T4848] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.662821][ T4848] nbd_start_device+0x158/0xb34 [ 69.663934][ T4848] nbd_ioctl+0x420/0xc2c [ 69.665012][ T4848] blkdev_ioctl+0x3d8/0xbd0 [ 69.666027][ T4848] block_ioctl+0xa8/0x114 [ 69.667008][ T4848] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.668219][ T4848] invoke_syscall+0x98/0x2b8 [ 69.669260][ T4848] el0_svc_common+0x138/0x258 [ 69.670526][ T4848] do_el0_svc+0x58/0x14c [ 69.671656][ T4848] el0_svc+0x7c/0x1f0 [ 69.672563][ T4848] el0t_64_sync_handler+0x84/0xe4 [ 69.673754][ T4848] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:09 executed programs: 67 [ 69.705084][ T4848] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.715371][ T4859] FAULT_INJECTION: forcing a failure. [ 69.715371][ T4859] name failslab, interval 1, probability 0, space 0, times 0 [ 69.719657][ T4859] CPU: 0 PID: 4859 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 69.721785][ T4859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.723879][ T4853] FAULT_INJECTION: forcing a failure. [ 69.723879][ T4853] name failslab, interval 1, probability 0, space 0, times 0 [ 69.724130][ T4859] Call trace: [ 69.724138][ T4859] dump_backtrace+0x0/0x530 [ 69.729018][ T4859] show_stack+0x2c/0x3c [ 69.730081][ T4859] dump_stack_lvl+0x108/0x170 [ 69.731160][ T4859] dump_stack+0x1c/0x58 [ 69.732240][ T4859] should_fail+0x3b8/0x514 [ 69.733385][ T4859] __should_failslab+0xbc/0x110 [ 69.734570][ T4859] should_failslab+0x10/0x28 [ 69.735674][ T4859] slab_pre_alloc_hook+0x64/0xe8 [ 69.736885][ T4859] kmem_cache_alloc+0x98/0x45c [ 69.738137][ T4859] new_inode_pseudo+0x110/0x200 [ 69.739521][ T4859] new_inode+0x38/0x174 [ 69.740628][ T4859] debugfs_create_dir+0xf0/0x404 [ 69.741874][ T4859] nbd_start_device+0x3bc/0xb34 [ 69.743144][ T4859] nbd_ioctl+0x420/0xc2c [ 69.744279][ T4859] blkdev_ioctl+0x3d8/0xbd0 [ 69.745462][ T4859] block_ioctl+0xa8/0x114 [ 69.746573][ T4859] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.747809][ T4859] invoke_syscall+0x98/0x2b8 [ 69.748869][ T4859] el0_svc_common+0x138/0x258 [ 69.750044][ T4859] do_el0_svc+0x58/0x14c [ 69.751042][ T4859] el0_svc+0x7c/0x1f0 [ 69.752038][ T4859] el0t_64_sync_handler+0x84/0xe4 [ 69.753294][ T4859] el0t_64_sync+0x1a0/0x1a4 [ 69.756211][ T4853] CPU: 1 PID: 4853 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 69.756724][ T4859] debugfs: out of free dentries, can not create directory 'nbd0' [ 69.758381][ T4853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.758393][ T4853] Call trace: [ 69.758396][ T4853] dump_backtrace+0x0/0x530 [ 69.758410][ T4853] show_stack+0x2c/0x3c [ 69.758418][ T4853] dump_stack_lvl+0x108/0x170 [ 69.758428][ T4853] dump_stack+0x1c/0x58 [ 69.758437][ T4853] should_fail+0x3b8/0x514 [ 69.758447][ T4853] __should_failslab+0xbc/0x110 [ 69.758456][ T4853] should_failslab+0x10/0x28 [ 69.758466][ T4853] slab_pre_alloc_hook+0x64/0xe8 [ 69.758475][ T4853] __kmalloc_node+0xbc/0x5b8 [ 69.758484][ T4853] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 69.758495][ T4853] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 69.758506][ T4853] nbd_start_device+0x158/0xb34 [ 69.758516][ T4853] nbd_ioctl+0x420/0xc2c [ 69.758525][ T4853] blkdev_ioctl+0x3d8/0xbd0 [ 69.760647][ T4859] block nbd0: Failed to create debugfs dir for 'nbd0' [ 69.762570][ T4853] block_ioctl+0xa8/0x114 [ 69.762595][ T4853] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.762608][ T4853] invoke_syscall+0x98/0x2b8 [ 69.762618][ T4853] el0_svc_common+0x138/0x258 [ 69.784623][ T4853] do_el0_svc+0x58/0x14c [ 69.785784][ T4853] el0_svc+0x7c/0x1f0 [ 69.786697][ T4853] el0t_64_sync_handler+0x84/0xe4 [ 69.788056][ T4853] el0t_64_sync+0x1a0/0x1a4 [ 69.863793][ T4853] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 69.879373][ T4875] block nbd0: shutting down sockets [ 69.886524][ T4875] FAULT_INJECTION: forcing a failure. [ 69.886524][ T4875] name failslab, interval 1, probability 0, space 0, times 0 [ 69.889890][ T4875] CPU: 0 PID: 4875 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 69.891892][ T4875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.894351][ T4875] Call trace: [ 69.895265][ T4875] dump_backtrace+0x0/0x530 [ 69.896395][ T4875] show_stack+0x2c/0x3c [ 69.897336][ T4875] dump_stack_lvl+0x108/0x170 [ 69.898466][ T4875] dump_stack+0x1c/0x58 [ 69.899390][ T4875] should_fail+0x3b8/0x514 [ 69.900439][ T4875] __should_failslab+0xbc/0x110 [ 69.901702][ T4875] should_failslab+0x10/0x28 [ 69.902875][ T4875] slab_pre_alloc_hook+0x64/0xe8 [ 69.904102][ T4875] kmem_cache_alloc+0x98/0x45c [ 69.905320][ T4875] new_inode_pseudo+0x110/0x200 [ 69.906529][ T4875] new_inode+0x38/0x174 [ 69.907514][ T4875] debugfs_create_dir+0xf0/0x404 [ 69.908709][ T4875] nbd_start_device+0x3bc/0xb34 [ 69.910009][ T4875] nbd_ioctl+0x420/0xc2c [ 69.911100][ T4875] blkdev_ioctl+0x3d8/0xbd0 [ 69.912051][ T4875] block_ioctl+0xa8/0x114 [ 69.913152][ T4875] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.914392][ T4875] invoke_syscall+0x98/0x2b8 [ 69.915506][ T4875] el0_svc_common+0x138/0x258 [ 69.916646][ T4875] do_el0_svc+0x58/0x14c [ 69.917693][ T4875] el0_svc+0x7c/0x1f0 [ 69.918689][ T4875] el0t_64_sync_handler+0x84/0xe4 [ 69.919958][ T4875] el0t_64_sync+0x1a0/0x1a4 [ 69.926770][ T4881] block nbd1: shutting down sockets [ 69.933932][ T4875] debugfs: out of free dentries, can not create directory 'nbd0' [ 69.936045][ T4875] block nbd0: Failed to create debugfs dir for 'nbd0' [ 69.940856][ T4879] block nbd2: shutting down sockets [ 69.952170][ T4879] FAULT_INJECTION: forcing a failure. [ 69.952170][ T4879] name failslab, interval 1, probability 0, space 0, times 0 [ 69.958361][ T4882] block nbd4: shutting down sockets [ 69.966483][ T4879] CPU: 1 PID: 4879 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 69.968379][ T4879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 69.970789][ T4879] Call trace: [ 69.971621][ T4879] dump_backtrace+0x0/0x530 [ 69.972800][ T4879] show_stack+0x2c/0x3c [ 69.973853][ T4879] dump_stack_lvl+0x108/0x170 [ 69.974911][ T4879] dump_stack+0x1c/0x58 [ 69.975846][ T4879] should_fail+0x3b8/0x514 [ 69.976930][ T4879] __should_failslab+0xbc/0x110 [ 69.978134][ T4879] should_failslab+0x10/0x28 [ 69.979378][ T4879] slab_pre_alloc_hook+0x64/0xe8 [ 69.980674][ T4879] kmem_cache_alloc+0x98/0x45c [ 69.981868][ T4879] new_inode_pseudo+0x110/0x200 [ 69.982933][ T4879] new_inode+0x38/0x174 [ 69.983975][ T4879] debugfs_create_dir+0xf0/0x404 [ 69.985142][ T4879] nbd_start_device+0x3bc/0xb34 [ 69.986228][ T4879] nbd_ioctl+0x420/0xc2c [ 69.986247][ T4872] FAULT_INJECTION: forcing a failure. [ 69.986247][ T4872] name failslab, interval 1, probability 0, space 0, times 0 [ 69.987247][ T4879] blkdev_ioctl+0x3d8/0xbd0 [ 69.991259][ T4879] block_ioctl+0xa8/0x114 [ 69.992191][ T4879] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.993325][ T4879] invoke_syscall+0x98/0x2b8 [ 69.994384][ T4879] el0_svc_common+0x138/0x258 [ 69.995516][ T4879] do_el0_svc+0x58/0x14c [ 69.996471][ T4879] el0_svc+0x7c/0x1f0 [ 69.997495][ T4879] el0t_64_sync_handler+0x84/0xe4 [ 69.998629][ T4879] el0t_64_sync+0x1a0/0x1a4 [ 70.000002][ T4872] CPU: 1 PID: 4872 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 70.001907][ T4872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.004193][ T4872] Call trace: [ 70.004896][ T4872] dump_backtrace+0x0/0x530 [ 70.005964][ T4872] show_stack+0x2c/0x3c [ 70.006951][ T4872] dump_stack_lvl+0x108/0x170 [ 70.007990][ T4872] dump_stack+0x1c/0x58 [ 70.009013][ T4872] should_fail+0x3b8/0x514 [ 70.009991][ T4872] __should_failslab+0xbc/0x110 [ 70.011284][ T4872] should_failslab+0x10/0x28 [ 70.012431][ T4872] slab_pre_alloc_hook+0x64/0xe8 [ 70.013610][ T4872] __kmalloc_node+0xbc/0x5b8 [ 70.014786][ T4872] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.016057][ T4872] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.017356][ T4872] nbd_start_device+0x158/0xb34 [ 70.018612][ T4872] nbd_ioctl+0x420/0xc2c [ 70.019570][ T4872] blkdev_ioctl+0x3d8/0xbd0 [ 70.020557][ T4872] block_ioctl+0xa8/0x114 [ 70.021520][ T4872] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.022707][ T4872] invoke_syscall+0x98/0x2b8 [ 70.023835][ T4872] el0_svc_common+0x138/0x258 [ 70.025062][ T4872] do_el0_svc+0x58/0x14c [ 70.026018][ T4872] el0_svc+0x7c/0x1f0 [ 70.026897][ T4872] el0t_64_sync_handler+0x84/0xe4 [ 70.028067][ T4872] el0t_64_sync+0x1a0/0x1a4 [ 70.042932][ T4878] FAULT_INJECTION: forcing a failure. [ 70.042932][ T4878] name failslab, interval 1, probability 0, space 0, times 0 [ 70.046060][ T4878] CPU: 0 PID: 4878 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 70.047908][ T4878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.050302][ T4878] Call trace: [ 70.051090][ T4878] dump_backtrace+0x0/0x530 [ 70.051882][ T4872] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.052129][ T4878] show_stack+0x2c/0x3c [ 70.054816][ T4878] dump_stack_lvl+0x108/0x170 [ 70.055230][ T4879] debugfs: out of free dentries, can not create directory 'nbd2' [ 70.056015][ T4878] dump_stack+0x1c/0x58 [ 70.056029][ T4878] should_fail+0x3b8/0x514 [ 70.056039][ T4878] __should_failslab+0xbc/0x110 [ 70.061192][ T4878] should_failslab+0x10/0x28 [ 70.062303][ T4878] slab_pre_alloc_hook+0x64/0xe8 [ 70.063507][ T4878] __kmalloc_node+0xbc/0x5b8 [ 70.064641][ T4878] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.065916][ T4878] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.066520][ T4879] block nbd2: Failed to create debugfs dir for 'nbd2' [ 70.067361][ T4878] nbd_start_device+0x158/0xb34 [ 70.067379][ T4878] nbd_ioctl+0x420/0xc2c [ 70.071188][ T4878] blkdev_ioctl+0x3d8/0xbd0 [ 70.072272][ T4878] block_ioctl+0xa8/0x114 [ 70.073301][ T4878] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.074563][ T4878] invoke_syscall+0x98/0x2b8 [ 70.075739][ T4878] el0_svc_common+0x138/0x258 [ 70.077013][ T4878] do_el0_svc+0x58/0x14c [ 70.078052][ T4878] el0_svc+0x7c/0x1f0 [ 70.079043][ T4878] el0t_64_sync_handler+0x84/0xe4 [ 70.080303][ T4878] el0t_64_sync+0x1a0/0x1a4 [ 70.087930][ T4878] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.118258][ T4892] block nbd3: Device being setup by another task [ 70.120405][ T4893] block nbd0: Device being setup by another task [ 70.122646][ T4889] block nbd0: shutting down sockets [ 70.128953][ T4887] block nbd3: shutting down sockets [ 70.131128][ T4887] FAULT_INJECTION: forcing a failure. [ 70.131128][ T4887] name failslab, interval 1, probability 0, space 0, times 0 [ 70.144312][ T4887] CPU: 0 PID: 4887 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 70.146355][ T4887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.148880][ T4887] Call trace: [ 70.149738][ T4887] dump_backtrace+0x0/0x530 [ 70.150826][ T4887] show_stack+0x2c/0x3c [ 70.151849][ T4887] dump_stack_lvl+0x108/0x170 [ 70.153038][ T4887] dump_stack+0x1c/0x58 [ 70.153964][ T4887] should_fail+0x3b8/0x514 [ 70.155072][ T4887] __should_failslab+0xbc/0x110 [ 70.156217][ T4887] should_failslab+0x10/0x28 [ 70.157338][ T4887] slab_pre_alloc_hook+0x64/0xe8 [ 70.158594][ T4887] kmem_cache_alloc+0x98/0x45c [ 70.159733][ T4887] new_inode_pseudo+0x110/0x200 [ 70.160871][ T4887] new_inode+0x38/0x174 [ 70.161826][ T4887] debugfs_create_dir+0xf0/0x404 [ 70.162949][ T4887] nbd_start_device+0x3bc/0xb34 [ 70.164071][ T4887] nbd_ioctl+0x420/0xc2c [ 70.165150][ T4887] blkdev_ioctl+0x3d8/0xbd0 [ 70.166298][ T4887] block_ioctl+0xa8/0x114 [ 70.167369][ T4887] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.168507][ T4887] invoke_syscall+0x98/0x2b8 [ 70.169758][ T4887] el0_svc_common+0x138/0x258 [ 70.170963][ T4887] do_el0_svc+0x58/0x14c [ 70.172060][ T4887] el0_svc+0x7c/0x1f0 [ 70.173019][ T4887] el0t_64_sync_handler+0x84/0xe4 [ 70.174155][ T4887] el0t_64_sync+0x1a0/0x1a4 [ 70.184604][ T4889] FAULT_INJECTION: forcing a failure. [ 70.184604][ T4889] name failslab, interval 1, probability 0, space 0, times 0 [ 70.203504][ T4889] CPU: 0 PID: 4889 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 70.205733][ T4889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.208214][ T4889] Call trace: [ 70.209022][ T4889] dump_backtrace+0x0/0x530 [ 70.210079][ T4889] show_stack+0x2c/0x3c [ 70.211123][ T4889] dump_stack_lvl+0x108/0x170 [ 70.212294][ T4889] dump_stack+0x1c/0x58 [ 70.213358][ T4889] should_fail+0x3b8/0x514 [ 70.214285][ T4889] __should_failslab+0xbc/0x110 [ 70.215379][ T4889] should_failslab+0x10/0x28 [ 70.216454][ T4889] slab_pre_alloc_hook+0x64/0xe8 [ 70.217653][ T4889] __kmalloc_track_caller+0x78/0x3d8 [ 70.218982][ T4889] kstrdup+0xe4/0x15c [ 70.220002][ T4889] kstrdup_const+0x54/0x6c [ 70.221038][ T4889] __kernfs_new_node+0xa8/0x684 [ 70.222161][ T4889] kernfs_new_node+0x11c/0x240 [ 70.223271][ T4889] kernfs_create_dir_ns+0x58/0x12c [ 70.224314][ T4889] sysfs_create_dir_ns+0x150/0x318 [ 70.225555][ T4889] kobject_add_internal+0x384/0x8f0 [ 70.226920][ T4889] kobject_add+0x14c/0x21c [ 70.228038][ T4889] blk_mq_register_hctx+0xc8/0x368 [ 70.229186][ T4889] blk_mq_sysfs_register+0xc8/0x194 [ 70.230379][ T4889] blk_mq_update_nr_hw_queues+0x7dc/0xc58 [ 70.231669][ T4889] nbd_start_device+0x158/0xb34 [ 70.232789][ T4889] nbd_ioctl+0x420/0xc2c [ 70.233718][ T4889] blkdev_ioctl+0x3d8/0xbd0 [ 70.234854][ T4889] block_ioctl+0xa8/0x114 [ 70.235944][ T4889] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.237164][ T4889] invoke_syscall+0x98/0x2b8 [ 70.238252][ T4889] el0_svc_common+0x138/0x258 [ 70.239370][ T4889] do_el0_svc+0x58/0x14c [ 70.240386][ T4889] el0_svc+0x7c/0x1f0 [ 70.241359][ T4889] el0t_64_sync_handler+0x84/0xe4 [ 70.242579][ T4889] el0t_64_sync+0x1a0/0x1a4 [ 70.247443][ T4887] debugfs: out of free dentries, can not create directory 'nbd3' [ 70.250115][ T4887] block nbd3: Failed to create debugfs dir for 'nbd3' [ 70.252386][ T4889] kobject_add_internal failed for 0 (error: -12 parent: mq) [ 70.269094][ T4905] block nbd4: shutting down sockets [ 70.299172][ T4901] block nbd1: shutting down sockets [ 70.318426][ T4904] block nbd2: shutting down sockets [ 70.320999][ T4896] FAULT_INJECTION: forcing a failure. [ 70.320999][ T4896] name failslab, interval 1, probability 0, space 0, times 0 [ 70.321152][ T4898] FAULT_INJECTION: forcing a failure. [ 70.321152][ T4898] name failslab, interval 1, probability 0, space 0, times 0 [ 70.323995][ T4896] CPU: 1 PID: 4896 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 70.324013][ T4896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.324021][ T4896] Call trace: [ 70.332102][ T4896] dump_backtrace+0x0/0x530 [ 70.333131][ T4896] show_stack+0x2c/0x3c [ 70.334051][ T4896] dump_stack_lvl+0x108/0x170 [ 70.335115][ T4896] dump_stack+0x1c/0x58 [ 70.336182][ T4896] should_fail+0x3b8/0x514 [ 70.337277][ T4896] __should_failslab+0xbc/0x110 [ 70.338415][ T4896] should_failslab+0x10/0x28 [ 70.339467][ T4896] slab_pre_alloc_hook+0x64/0xe8 [ 70.340682][ T4896] __kmalloc_node+0xbc/0x5b8 [ 70.341820][ T4896] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.343143][ T4896] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.344678][ T4896] nbd_start_device+0x158/0xb34 [ 70.345829][ T4896] nbd_ioctl+0x420/0xc2c [ 70.346850][ T4896] blkdev_ioctl+0x3d8/0xbd0 [ 70.347993][ T4896] block_ioctl+0xa8/0x114 [ 70.349062][ T4896] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.350232][ T4896] invoke_syscall+0x98/0x2b8 [ 70.351396][ T4896] el0_svc_common+0x138/0x258 [ 70.352466][ T4896] do_el0_svc+0x58/0x14c [ 70.353455][ T4896] el0_svc+0x7c/0x1f0 [ 70.354418][ T4896] el0t_64_sync_handler+0x84/0xe4 [ 70.355579][ T4896] el0t_64_sync+0x1a0/0x1a4 [ 70.357016][ T4898] CPU: 0 PID: 4898 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 70.359178][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.361034][ T4901] FAULT_INJECTION: forcing a failure. [ 70.361034][ T4901] name failslab, interval 1, probability 0, space 0, times 0 [ 70.361609][ T4898] Call trace: [ 70.365187][ T4898] dump_backtrace+0x0/0x530 [ 70.366359][ T4898] show_stack+0x2c/0x3c [ 70.367434][ T4898] dump_stack_lvl+0x108/0x170 [ 70.368571][ T4898] dump_stack+0x1c/0x58 [ 70.369598][ T4898] should_fail+0x3b8/0x514 [ 70.370751][ T4898] __should_failslab+0xbc/0x110 [ 70.371981][ T4898] should_failslab+0x10/0x28 [ 70.373086][ T4898] slab_pre_alloc_hook+0x64/0xe8 [ 70.374235][ T4898] kmem_cache_alloc+0x98/0x45c [ 70.375434][ T4898] new_inode_pseudo+0x110/0x200 [ 70.376684][ T4898] new_inode+0x38/0x174 [ 70.377583][ T4898] debugfs_create_dir+0xf0/0x404 [ 70.378844][ T4898] nbd_start_device+0x3bc/0xb34 [ 70.379935][ T4898] nbd_ioctl+0x420/0xc2c [ 70.380939][ T4898] blkdev_ioctl+0x3d8/0xbd0 [ 70.382075][ T4898] block_ioctl+0xa8/0x114 [ 70.383133][ T4898] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.384357][ T4898] invoke_syscall+0x98/0x2b8 [ 70.385435][ T4898] el0_svc_common+0x138/0x258 [ 70.386544][ T4898] do_el0_svc+0x58/0x14c [ 70.387598][ T4898] el0_svc+0x7c/0x1f0 [ 70.388614][ T4898] el0t_64_sync_handler+0x84/0xe4 [ 70.389955][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 70.395362][ T4898] debugfs: out of free dentries, can not create directory 'nbd2' [ 70.407217][ T4898] block nbd2: Failed to create debugfs dir for 'nbd2' [ 70.416924][ T4901] CPU: 1 PID: 4901 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 70.419040][ T4901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.421492][ T4901] Call trace: [ 70.422315][ T4901] dump_backtrace+0x0/0x530 [ 70.423417][ T4901] show_stack+0x2c/0x3c [ 70.424293][ T4901] dump_stack_lvl+0x108/0x170 [ 70.425293][ T4901] dump_stack+0x1c/0x58 [ 70.426344][ T4901] should_fail+0x3b8/0x514 [ 70.427408][ T4901] __should_failslab+0xbc/0x110 [ 70.428619][ T4901] should_failslab+0x10/0x28 [ 70.429687][ T4901] slab_pre_alloc_hook+0x64/0xe8 [ 70.430893][ T4901] __kmalloc_node+0xbc/0x5b8 [ 70.431955][ T4901] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.433253][ T4901] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.434711][ T4901] nbd_start_device+0x158/0xb34 [ 70.435876][ T4901] nbd_ioctl+0x420/0xc2c [ 70.436860][ T4901] blkdev_ioctl+0x3d8/0xbd0 [ 70.437952][ T4901] block_ioctl+0xa8/0x114 [ 70.438936][ T4901] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.440112][ T4901] invoke_syscall+0x98/0x2b8 [ 70.441253][ T4901] el0_svc_common+0x138/0x258 [ 70.442364][ T4901] do_el0_svc+0x58/0x14c [ 70.443386][ T4901] el0_svc+0x7c/0x1f0 [ 70.444339][ T4901] el0t_64_sync_handler+0x84/0xe4 [ 70.445526][ T4901] el0t_64_sync+0x1a0/0x1a4 [ 70.463871][ T4896] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.468627][ T4912] block nbd3: shutting down sockets [ 70.479137][ T4918] block nbd0: Device being setup by another task [ 70.481178][ T4911] block nbd0: shutting down sockets [ 70.488962][ T4911] FAULT_INJECTION: forcing a failure. [ 70.488962][ T4911] name failslab, interval 1, probability 0, space 0, times 0 [ 70.494653][ T4911] CPU: 0 PID: 4911 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 70.496701][ T4911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.498314][ T4901] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.499049][ T4911] Call trace: [ 70.501389][ T4911] dump_backtrace+0x0/0x530 [ 70.502467][ T4911] show_stack+0x2c/0x3c [ 70.503375][ T4911] dump_stack_lvl+0x108/0x170 [ 70.504488][ T4911] dump_stack+0x1c/0x58 [ 70.505438][ T4911] should_fail+0x3b8/0x514 [ 70.506432][ T4911] __should_failslab+0xbc/0x110 [ 70.507642][ T4911] should_failslab+0x10/0x28 [ 70.508718][ T4911] slab_pre_alloc_hook+0x64/0xe8 [ 70.509966][ T4911] kmem_cache_alloc+0x98/0x45c [ 70.511148][ T4911] new_inode_pseudo+0x110/0x200 [ 70.512379][ T4911] new_inode+0x38/0x174 [ 70.513357][ T4911] debugfs_create_dir+0xf0/0x404 [ 70.514576][ T4911] nbd_start_device+0x3bc/0xb34 [ 70.515682][ T4911] nbd_ioctl+0x420/0xc2c [ 70.516757][ T4911] blkdev_ioctl+0x3d8/0xbd0 [ 70.517804][ T4911] block_ioctl+0xa8/0x114 [ 70.518896][ T4911] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.520145][ T4911] invoke_syscall+0x98/0x2b8 [ 70.521242][ T4911] el0_svc_common+0x138/0x258 [ 70.522396][ T4911] do_el0_svc+0x58/0x14c [ 70.523437][ T4911] el0_svc+0x7c/0x1f0 [ 70.524366][ T4911] el0t_64_sync_handler+0x84/0xe4 [ 70.525477][ T4911] el0t_64_sync+0x1a0/0x1a4 [ 70.529906][ T4911] debugfs: out of free dentries, can not create directory 'nbd0' [ 70.532102][ T4911] block nbd0: Failed to create debugfs dir for 'nbd0' [ 70.541551][ T4909] FAULT_INJECTION: forcing a failure. [ 70.541551][ T4909] name failslab, interval 1, probability 0, space 0, times 0 [ 70.560061][ T4909] CPU: 0 PID: 4909 Comm: syz-executor.3 Not tainted 5.15.167-syzkaller #0 [ 70.562261][ T4909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.564581][ T4909] Call trace: [ 70.565372][ T4909] dump_backtrace+0x0/0x530 [ 70.566545][ T4909] show_stack+0x2c/0x3c [ 70.567489][ T4909] dump_stack_lvl+0x108/0x170 [ 70.568537][ T4909] dump_stack+0x1c/0x58 [ 70.569494][ T4909] should_fail+0x3b8/0x514 [ 70.570602][ T4909] __should_failslab+0xbc/0x110 [ 70.571838][ T4909] should_failslab+0x10/0x28 [ 70.572895][ T4909] slab_pre_alloc_hook+0x64/0xe8 [ 70.574088][ T4909] __kmalloc_node+0xbc/0x5b8 [ 70.575136][ T4909] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.576395][ T4909] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.577694][ T4909] nbd_start_device+0x158/0xb34 [ 70.578809][ T4909] nbd_ioctl+0x420/0xc2c [ 70.579884][ T4909] blkdev_ioctl+0x3d8/0xbd0 [ 70.580905][ T4909] block_ioctl+0xa8/0x114 [ 70.581850][ T4909] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.582995][ T4909] invoke_syscall+0x98/0x2b8 [ 70.584063][ T4909] el0_svc_common+0x138/0x258 [ 70.585198][ T4909] do_el0_svc+0x58/0x14c [ 70.586206][ T4909] el0_svc+0x7c/0x1f0 [ 70.587116][ T4909] el0t_64_sync_handler+0x84/0xe4 [ 70.588282][ T4909] el0t_64_sync+0x1a0/0x1a4 [ 70.618843][ T4923] block nbd2: shutting down sockets [ 70.621022][ T4920] FAULT_INJECTION: forcing a failure. [ 70.621022][ T4920] name failslab, interval 1, probability 0, space 0, times 0 [ 70.624086][ T4920] CPU: 0 PID: 4920 Comm: syz-executor.2 Not tainted 5.15.167-syzkaller #0 [ 70.626163][ T4920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.628603][ T4920] Call trace: [ 70.629363][ T4920] dump_backtrace+0x0/0x530 [ 70.630414][ T4920] show_stack+0x2c/0x3c [ 70.631398][ T4920] dump_stack_lvl+0x108/0x170 [ 70.632400][ T4920] dump_stack+0x1c/0x58 [ 70.633362][ T4920] should_fail+0x3b8/0x514 [ 70.634483][ T4920] __should_failslab+0xbc/0x110 [ 70.635713][ T4920] should_failslab+0x10/0x28 [ 70.636871][ T4920] slab_pre_alloc_hook+0x64/0xe8 [ 70.638095][ T4920] kmem_cache_alloc+0x98/0x45c [ 70.639192][ T4920] new_inode_pseudo+0x110/0x200 [ 70.640363][ T4920] new_inode+0x38/0x174 [ 70.641374][ T4920] debugfs_create_dir+0xf0/0x404 [ 70.642528][ T4920] nbd_start_device+0x3bc/0xb34 [ 70.643717][ T4920] nbd_ioctl+0x420/0xc2c [ 70.644762][ T4920] blkdev_ioctl+0x3d8/0xbd0 [ 70.645758][ T4920] block_ioctl+0xa8/0x114 [ 70.646848][ T4920] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.648012][ T4920] invoke_syscall+0x98/0x2b8 [ 70.649183][ T4920] el0_svc_common+0x138/0x258 [ 70.650189][ T4920] do_el0_svc+0x58/0x14c [ 70.651074][ T4909] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.651187][ T4920] el0_svc+0x7c/0x1f0 [ 70.653562][ T4920] el0t_64_sync_handler+0x84/0xe4 [ 70.654827][ T4920] el0t_64_sync+0x1a0/0x1a4 [ 70.671743][ T4920] debugfs: out of free dentries, can not create directory 'nbd2' [ 70.673507][ T4920] block nbd2: Failed to create debugfs dir for 'nbd2' [ 70.698918][ T4930] block nbd4: shutting down sockets [ 70.740963][ T4925] FAULT_INJECTION: forcing a failure. [ 70.740963][ T4925] name failslab, interval 1, probability 0, space 0, times 0 [ 70.744112][ T4925] CPU: 1 PID: 4925 Comm: syz-executor.4 Not tainted 5.15.167-syzkaller #0 [ 70.746128][ T4925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.748564][ T4925] Call trace: [ 70.749366][ T4925] dump_backtrace+0x0/0x530 [ 70.750527][ T4925] show_stack+0x2c/0x3c [ 70.751531][ T4925] dump_stack_lvl+0x108/0x170 [ 70.752663][ T4925] dump_stack+0x1c/0x58 [ 70.753669][ T4925] should_fail+0x3b8/0x514 [ 70.754760][ T4925] __should_failslab+0xbc/0x110 [ 70.755961][ T4925] should_failslab+0x10/0x28 [ 70.756938][ T4925] slab_pre_alloc_hook+0x64/0xe8 [ 70.758121][ T4925] __kmalloc_node+0xbc/0x5b8 [ 70.759261][ T4925] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.760440][ T4925] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.761683][ T4925] nbd_start_device+0x158/0xb34 [ 70.762806][ T4925] nbd_ioctl+0x420/0xc2c [ 70.763777][ T4925] blkdev_ioctl+0x3d8/0xbd0 [ 70.764840][ T4925] block_ioctl+0xa8/0x114 [ 70.765774][ T4925] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.766800][ T4925] invoke_syscall+0x98/0x2b8 [ 70.767793][ T4925] el0_svc_common+0x138/0x258 [ 70.768757][ T4925] do_el0_svc+0x58/0x14c [ 70.769643][ T4925] el0_svc+0x7c/0x1f0 [ 70.770680][ T4925] el0t_64_sync_handler+0x84/0xe4 [ 70.771862][ T4925] el0t_64_sync+0x1a0/0x1a4 [ 70.773957][ T4929] block nbd1: shutting down sockets [ 70.788326][ T4942] block nbd0: shutting down sockets [ 70.795279][ T4925] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.841028][ T4940] block nbd3: shutting down sockets [ 70.845224][ T4933] ------------[ cut here ]------------ [ 70.846472][ T4933] kernfs: can not remove 'nr_tags', no directory [ 70.848047][ T4933] WARNING: CPU: 0 PID: 4933 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 70.850236][ T4933] Modules linked in: [ 70.850439][ T4929] FAULT_INJECTION: forcing a failure. [ 70.850439][ T4929] name failslab, interval 1, probability 0, space 0, times 0 [ 70.851234][ T4933] CPU: 0 PID: 4933 Comm: syz-executor.0 Not tainted 5.15.167-syzkaller #0 [ 70.851267][ T4933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.851275][ T4933] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.854675][ T4929] CPU: 1 PID: 4929 Comm: syz-executor.1 Not tainted 5.15.167-syzkaller #0 [ 70.856196][ T4933] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 70.858636][ T4929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.860673][ T4933] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 70.862827][ T4929] Call trace: [ 70.864216][ T4933] sp : ffff80001f977760 [ 70.866548][ T4929] dump_backtrace+0x0/0x530 [ 70.867966][ T4933] x29: ffff80001f977760 [ 70.868755][ T4929] show_stack+0x2c/0x3c [ 70.869726][ T4933] x28: ffff0000cbcdb000 [ 70.870900][ T4929] dump_stack_lvl+0x108/0x170 [ 70.871930][ T4933] x27: ffff0000cbcbcb00 [ 70.872961][ T4929] dump_stack+0x1c/0x58 [ 70.873946][ T4933] [ 70.875039][ T4929] should_fail+0x3b8/0x514 [ 70.875980][ T4933] x26: 0000000000000000 [ 70.876969][ T4929] __should_failslab+0xbc/0x110 [ 70.877537][ T4933] x25: ffff800015254348 [ 70.878391][ T4929] should_failslab+0x10/0x28 [ 70.879303][ T4933] x24: 1ffff000024163d0 [ 70.880474][ T4929] slab_pre_alloc_hook+0x64/0xe8 [ 70.881479][ T4933] [ 70.881485][ T4933] x23: dfff800000000000 [ 70.882540][ T4929] __kmalloc_node+0xbc/0x5b8 [ 70.883536][ T4933] x22: ffff800015254380 [ 70.884665][ T4929] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 70.885170][ T4933] x21: 0000000000000000 [ 70.886155][ T4929] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 70.887240][ T4933] [ 70.887246][ T4933] x20: 0000000000000000 [ 70.888193][ T4929] nbd_start_device+0x158/0xb34 [ 70.889516][ T4933] x19: 00000000fffffffe [ 70.890600][ T4929] nbd_ioctl+0x420/0xc2c [ 70.892010][ T4933] x18: 0000000000000001 [ 70.892550][ T4929] blkdev_ioctl+0x3d8/0xbd0 [ 70.893692][ T4933] [ 70.894886][ T4929] block_ioctl+0xa8/0x114 [ 70.895905][ T4933] x17: 0000000000000000 [ 70.896951][ T4929] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.897984][ T4933] x16: ffff800011ac23e0 [ 70.899092][ T4929] invoke_syscall+0x98/0x2b8 [ 70.899605][ T4933] x15: 00000000ffffffff [ 70.900721][ T4929] el0_svc_common+0x138/0x258 [ 70.901722][ T4933] [ 70.902958][ T4929] do_el0_svc+0x58/0x14c [ 70.903890][ T4933] x14: ffff0000d1749b40 [ 70.904948][ T4929] el0_svc+0x7c/0x1f0 [ 70.905994][ T4933] x13: 0000000000000001 [ 70.907086][ T4929] el0t_64_sync_handler+0x84/0xe4 [ 70.907705][ T4933] x12: 0000000000000001 [ 70.908576][ T4929] el0t_64_sync+0x1a0/0x1a4 [ 70.909556][ T4933] [ 70.915522][ T4933] x11: 0000000000000000 x10: 0000000000000000 x9 : 0e0839c5ea58e000 [ 70.917489][ T4933] x8 : 0e0839c5ea58e000 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.919551][ T4933] x5 : ffff80001f976ed8 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 70.921568][ T4933] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000002e [ 70.923569][ T4933] Call trace: [ 70.924352][ T4933] kernfs_remove_by_name_ns+0xd0/0x158 [ 70.925724][ T4933] sysfs_remove_group+0xf8/0x288 [ 70.926963][ T4933] sysfs_remove_groups+0x5c/0xb4 [ 70.928195][ T4933] __kobject_del+0x90/0x2d4 [ 70.929276][ T4933] kobject_del+0x48/0x68 [ 70.930280][ T4933] blk_mq_sysfs_unregister+0x1a0/0x274 [ 70.931564][ T4933] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 70.932934][ T4933] nbd_start_device+0x158/0xb34 [ 70.934190][ T4933] nbd_ioctl+0x420/0xc2c [ 70.935160][ T4933] blkdev_ioctl+0x3d8/0xbd0 [ 70.936172][ T4933] block_ioctl+0xa8/0x114 [ 70.937262][ T4933] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.938506][ T4933] invoke_syscall+0x98/0x2b8 [ 70.939619][ T4933] el0_svc_common+0x138/0x258 [ 70.940777][ T4933] do_el0_svc+0x58/0x14c [ 70.941801][ T4933] el0_svc+0x7c/0x1f0 [ 70.942661][ T4933] el0t_64_sync_handler+0x84/0xe4 [ 70.943812][ T4933] el0t_64_sync+0x1a0/0x1a4 [ 70.944910][ T4933] irq event stamp: 1182 [ 70.944930][ T4929] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 70.945920][ T4933] hardirqs last enabled at (1181): [] __up_console_sem+0xb4/0x100 [ 70.945940][ T4933] hardirqs last disabled at (1182): [] el1_dbg+0x24/0x80 [ 70.945954][ T4933] softirqs last enabled at (298): [] local_bh_enable+0x10/0x34 [ 70.945968][ T4933] softirqs last disabled at (296): [] local_bh_disable+0x10/0x34 [ 70.955861][ T4933] ---[ end trace 81300a981b31126f ]--- [ 70.975032][ T4933] ------------[ cut here ]------------ [ 70.976602][ T4933] kernfs: can not remove 'nr_reserved_tags', no directory [ 70.979310][ T4933] WARNING: CPU: 0 PID: 4933 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 70.981101][ T4936] FAULT_INJECTION: forcing a failure. [ 70.981101][ T4936] name failslab, interval 1, probability 0, space 0, times 0 [ 70.981434][ T4933] Modules linked in: [ 70.984383][ T4936] CPU: 1 PID: 4936 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 70.985346][ T4933] CPU: 0 PID: 4933 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 70.987654][ T4936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.990139][ T4933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 70.992514][ T4936] Call trace: [ 70.994760][ T4933] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.995554][ T4936] dump_backtrace+0x0/0x530 [ 70.997340][ T4933] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 70.998379][ T4936] show_stack+0x2c/0x3c [ 70.999745][ T4933] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 71.000637][ T4936] dump_stack_lvl+0x108/0x170 [ 71.001876][ T4933] sp : ffff80001f977760 [ 71.002975][ T4936] dump_stack+0x1c/0x58 [ 71.003926][ T4933] x29: ffff80001f977760 x28: ffff0000cbcdb000 [ 71.004938][ T4936] should_fail+0x3b8/0x514 [ 71.004947][ T4933] x27: ffff0000cbcbcb00 [ 71.004955][ T4936] __should_failslab+0xbc/0x110 [ 71.006316][ T4933] [ 71.007374][ T4936] should_failslab+0x10/0x28 [ 71.008372][ T4933] x26: 0000000000000000 [ 71.009553][ T4936] slab_pre_alloc_hook+0x64/0xe8 [ 71.010117][ T4933] x25: ffff800015254350 [ 71.011198][ T4936] __kmalloc_node+0xbc/0x5b8 [ 71.012083][ T4933] x24: 1ffff000024163d0 [ 71.013298][ T4936] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.014298][ T4933] [ 71.015441][ T4936] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.016481][ T4933] x23: dfff800000000000 [ 71.017628][ T4936] nbd_start_device+0x158/0xb34 [ 71.018214][ T4933] x22: ffff8000152543e0 [ 71.019597][ T4936] nbd_ioctl+0x420/0xc2c [ 71.020463][ T4933] x21: 0000000000000000 [ 71.021596][ T4936] blkdev_ioctl+0x3d8/0xbd0 [ 71.022620][ T4933] [ 71.022626][ T4933] x20: 0000000000000000 [ 71.023664][ T4936] block_ioctl+0xa8/0x114 [ 71.024663][ T4933] x19: 00000000fffffffe [ 71.025739][ T4936] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.026249][ T4933] x18: 1fffe00036831b8e [ 71.027232][ T4936] invoke_syscall+0x98/0x2b8 [ 71.028300][ T4933] [ 71.029289][ T4936] el0_svc_common+0x138/0x258 [ 71.030375][ T4933] x17: 1fffe00036831b8e [ 71.031449][ T4936] do_el0_svc+0x58/0x14c [ 71.032528][ T4933] x16: ffff8000082ec9a8 [ 71.033020][ T4936] el0_svc+0x7c/0x1f0 [ 71.034023][ T4933] x15: ffff800014b5ef40 [ 71.034931][ T4936] el0t_64_sync_handler+0x84/0xe4 [ 71.035905][ T4933] [ 71.035911][ T4933] x14: 1ffff0000295806a [ 71.036854][ T4936] el0t_64_sync+0x1a0/0x1a4 [ 71.037830][ T4933] x13: dfff800000000000 x12: 0000000000000001 [ 71.044231][ T4933] x11: 0000000000000000 x10: 0000000000000000 x9 : 0e0839c5ea58e000 [ 71.046222][ T4933] x8 : 0e0839c5ea58e000 x7 : 0000000000000000 x6 : 0000000000000000 [ 71.048087][ T4933] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000825938c [ 71.050024][ T4933] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000037 [ 71.052068][ T4933] Call trace: [ 71.052779][ T4933] kernfs_remove_by_name_ns+0xd0/0x158 [ 71.054127][ T4933] sysfs_remove_group+0xf8/0x288 [ 71.055394][ T4933] sysfs_remove_groups+0x5c/0xb4 [ 71.055980][ T4949] block nbd2: shutting down sockets [ 71.056619][ T4933] __kobject_del+0x90/0x2d4 [ 71.058904][ T4933] kobject_del+0x48/0x68 [ 71.059899][ T4933] blk_mq_sysfs_unregister+0x1a0/0x274 [ 71.061324][ T4933] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 71.062722][ T4933] nbd_start_device+0x158/0xb34 [ 71.063948][ T4933] nbd_ioctl+0x420/0xc2c [ 71.065064][ T4933] blkdev_ioctl+0x3d8/0xbd0 [ 71.066179][ T4933] block_ioctl+0xa8/0x114 [ 71.067183][ T4933] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.068399][ T4933] invoke_syscall+0x98/0x2b8 [ 71.069516][ T4933] el0_svc_common+0x138/0x258 [ 71.070586][ T4933] do_el0_svc+0x58/0x14c [ 71.071511][ T4933] el0_svc+0x7c/0x1f0 [ 71.072409][ T4933] el0t_64_sync_handler+0x84/0xe4 [ 71.073616][ T4933] el0t_64_sync+0x1a0/0x1a4 [ 71.074583][ T4933] irq event stamp: 1448 [ 71.075624][ T4933] hardirqs last enabled at (1447): [] finish_lock_switch+0xbc/0x1e8 [ 71.078065][ T4933] hardirqs last disabled at (1448): [] el1_dbg+0x24/0x80 [ 71.080247][ T4933] softirqs last enabled at (1442): [] handle_softirqs+0xb88/0xdbc [ 71.082607][ T4933] softirqs last disabled at (1407): [] __irq_exit_rcu+0x268/0x4d8 [ 71.084927][ T4933] ---[ end trace 81300a981b311270 ]--- [ 71.088061][ T4943] FAULT_INJECTION: forcing a failure. [ 71.088061][ T4943] name failslab, interval 1, probability 0, space 0, times 0 [ 71.091431][ T4943] CPU: 1 PID: 4943 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 71.093747][ T4943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.096069][ T4943] Call trace: [ 71.096839][ T4943] dump_backtrace+0x0/0x530 [ 71.098016][ T4943] show_stack+0x2c/0x3c [ 71.098973][ T4943] dump_stack_lvl+0x108/0x170 [ 71.099939][ T4943] dump_stack+0x1c/0x58 [ 71.100082][ T4936] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.100948][ T4943] should_fail+0x3b8/0x514 [ 71.103598][ T4943] __should_failslab+0xbc/0x110 [ 71.104808][ T4943] should_failslab+0x10/0x28 [ 71.105806][ T4943] slab_pre_alloc_hook+0x64/0xe8 [ 71.106951][ T4943] kmem_cache_alloc+0x98/0x45c [ 71.108051][ T4943] new_inode_pseudo+0x110/0x200 [ 71.109189][ T4943] new_inode+0x38/0x174 [ 71.110118][ T4943] debugfs_create_dir+0xf0/0x404 [ 71.111333][ T4943] nbd_start_device+0x3bc/0xb34 [ 71.112558][ T4943] nbd_ioctl+0x420/0xc2c [ 71.113636][ T4943] blkdev_ioctl+0x3d8/0xbd0 [ 71.114826][ T4943] block_ioctl+0xa8/0x114 [ 71.115930][ T4943] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.117170][ T4943] invoke_syscall+0x98/0x2b8 [ 71.118184][ T4943] el0_svc_common+0x138/0x258 [ 71.119351][ T4943] do_el0_svc+0x58/0x14c [ 71.120321][ T4943] el0_svc+0x7c/0x1f0 [ 71.121314][ T4943] el0t_64_sync_handler+0x84/0xe4 [ 71.121966][ T4933] ------------[ cut here ]------------ [ 71.122574][ T4943] el0t_64_sync+0x1a0/0x1a4 [ 71.125185][ T4933] kernfs: can not remove 'cpu_list', no directory [ 71.132514][ T4943] debugfs: out of free dentries, can not create directory 'nbd2' [ 71.134675][ T4943] block nbd2: Failed to create debugfs dir for 'nbd2' [ 71.141078][ T4933] WARNING: CPU: 1 PID: 4933 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 71.143390][ T4933] Modules linked in: [ 71.144316][ T4933] CPU: 1 PID: 4933 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 71.146708][ T4933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.149147][ T4933] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 71.151045][ T4933] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 71.152420][ T4933] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 71.153802][ T4933] sp : ffff80001f977760 [ 71.154864][ T4933] x29: ffff80001f977760 x28: ffff0000cbcdb000 x27: ffff0000cbcbcb00 [ 71.156819][ T4933] x26: 0000000000000000 x25: ffff800015254358 x24: 1ffff000024163d0 [ 71.158750][ T4933] x23: dfff800000000000 x22: ffff800015254440 x21: 0000000000000000 [ 71.160641][ T4933] x20: 0000000000000000 x19: 00000000fffffffe x18: 1fffe00036835d8e [ 71.162563][ T4933] x17: 1fffe00036835d8e x16: ffff800011ac23e0 x15: ffff800014b5ef40 [ 71.164359][ T4933] x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000001 [ 71.166326][ T4933] x11: 0000000000000000 x10: 0000000000000000 x9 : 0e0839c5ea58e000 [ 71.168222][ T4933] x8 : 0e0839c5ea58e000 x7 : 0000000000000000 x6 : 0000000000000000 [ 71.170055][ T4933] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008557c4c [ 71.171934][ T4933] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000002f [ 71.173870][ T4933] Call trace: [ 71.174653][ T4933] kernfs_remove_by_name_ns+0xd0/0x158 [ 71.175968][ T4933] sysfs_remove_group+0xf8/0x288 [ 71.177197][ T4933] sysfs_remove_groups+0x5c/0xb4 [ 71.178349][ T4933] __kobject_del+0x90/0x2d4 [ 71.179462][ T4933] kobject_del+0x48/0x68 [ 71.180489][ T4933] blk_mq_sysfs_unregister+0x1a0/0x274 [ 71.181924][ T4933] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 71.183224][ T4933] nbd_start_device+0x158/0xb34 [ 71.184428][ T4933] nbd_ioctl+0x420/0xc2c [ 71.185455][ T4933] blkdev_ioctl+0x3d8/0xbd0 [ 71.186520][ T4933] block_ioctl+0xa8/0x114 [ 71.187497][ T4933] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.188558][ T4933] invoke_syscall+0x98/0x2b8 [ 71.189665][ T4933] el0_svc_common+0x138/0x258 [ 71.190746][ T4933] do_el0_svc+0x58/0x14c [ 71.191731][ T4933] el0_svc+0x7c/0x1f0 [ 71.192584][ T4933] el0t_64_sync_handler+0x84/0xe4 [ 71.193773][ T4933] el0t_64_sync+0x1a0/0x1a4 [ 71.194823][ T4933] irq event stamp: 1654 [ 71.195855][ T4933] hardirqs last enabled at (1653): [] finish_lock_switch+0xbc/0x1e8 [ 71.198164][ T4933] hardirqs last disabled at (1654): [] el1_dbg+0x24/0x80 [ 71.200181][ T4933] softirqs last enabled at (1602): [] handle_softirqs+0xb88/0xdbc [ 71.202407][ T4933] softirqs last disabled at (1451): [] __irq_exit_rcu+0x268/0x4d8 [ 71.204574][ T4933] ---[ end trace 81300a981b311271 ]--- [ 71.238341][ T4955] block nbd4: shutting down sockets [ 71.238524][ T4933] FAULT_INJECTION: forcing a failure. [ 71.238524][ T4933] name failslab, interval 1, probability 0, space 0, times 0 [ 71.244520][ T4933] CPU: 1 PID: 4933 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 71.246941][ T4933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.249357][ T4933] Call trace: [ 71.250060][ T4933] dump_backtrace+0x0/0x530 [ 71.251100][ T4933] show_stack+0x2c/0x3c [ 71.252128][ T4933] dump_stack_lvl+0x108/0x170 [ 71.253174][ T4933] dump_stack+0x1c/0x58 [ 71.254143][ T4933] should_fail+0x3b8/0x514 [ 71.255182][ T4933] __should_failslab+0xbc/0x110 [ 71.256421][ T4933] should_failslab+0x10/0x28 [ 71.257481][ T4933] slab_pre_alloc_hook+0x64/0xe8 [ 71.258764][ T4933] __kmalloc_node+0xbc/0x5b8 [ 71.259959][ T4933] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.261198][ T4933] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.262675][ T4933] nbd_start_device+0x158/0xb34 [ 71.263911][ T4933] nbd_ioctl+0x420/0xc2c [ 71.264950][ T4933] blkdev_ioctl+0x3d8/0xbd0 [ 71.266129][ T4933] block_ioctl+0xa8/0x114 [ 71.267174][ T4933] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.268318][ T4933] invoke_syscall+0x98/0x2b8 [ 71.269458][ T4933] el0_svc_common+0x138/0x258 [ 71.270479][ T4933] do_el0_svc+0x58/0x14c [ 71.271479][ T4933] el0_svc+0x7c/0x1f0 [ 71.272411][ T4933] el0t_64_sync_handler+0x84/0xe4 [ 71.273501][ T4933] el0t_64_sync+0x1a0/0x1a4 [ 71.276093][ T4933] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.307875][ T4952] FAULT_INJECTION: forcing a failure. [ 71.307875][ T4952] name failslab, interval 1, probability 0, space 0, times 0 [ 71.308661][ T4961] block nbd3: shutting down sockets [ 71.313400][ T4952] CPU: 0 PID: 4952 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 71.315932][ T4952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.318464][ T4952] Call trace: [ 71.318569][ T4964] block nbd1: shutting down sockets [ 71.319296][ T4952] dump_backtrace+0x0/0x530 [ 71.321648][ T4952] show_stack+0x2c/0x3c [ 71.322668][ T4952] dump_stack_lvl+0x108/0x170 [ 71.323869][ T4952] dump_stack+0x1c/0x58 [ 71.324913][ T4952] should_fail+0x3b8/0x514 [ 71.326016][ T4952] __should_failslab+0xbc/0x110 [ 71.327202][ T4952] should_failslab+0x10/0x28 [ 71.328292][ T4952] slab_pre_alloc_hook+0x64/0xe8 [ 71.329550][ T4952] __kmalloc_node+0xbc/0x5b8 [ 71.330699][ T4952] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.331963][ T4952] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.333334][ T4952] nbd_start_device+0x158/0xb34 [ 71.334506][ T4952] nbd_ioctl+0x420/0xc2c [ 71.335568][ T4952] blkdev_ioctl+0x3d8/0xbd0 [ 71.336604][ T4952] block_ioctl+0xa8/0x114 [ 71.337707][ T4952] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.338920][ T4952] invoke_syscall+0x98/0x2b8 [ 71.339961][ T4952] el0_svc_common+0x138/0x258 [ 71.341052][ T4952] do_el0_svc+0x58/0x14c [ 71.342071][ T4952] el0_svc+0x7c/0x1f0 [ 71.343027][ T4952] el0t_64_sync_handler+0x84/0xe4 [ 71.344330][ T4952] el0t_64_sync+0x1a0/0x1a4 [ 71.346886][ T4952] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.361134][ T4961] FAULT_INJECTION: forcing a failure. [ 71.361134][ T4961] name failslab, interval 1, probability 0, space 0, times 0 [ 71.364152][ T4961] CPU: 1 PID: 4961 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 71.366341][ T4961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.368544][ T4961] Call trace: [ 71.369418][ T4961] dump_backtrace+0x0/0x530 [ 71.370495][ T4961] show_stack+0x2c/0x3c [ 71.371509][ T4961] dump_stack_lvl+0x108/0x170 [ 71.372602][ T4961] dump_stack+0x1c/0x58 [ 71.373684][ T4961] should_fail+0x3b8/0x514 [ 71.374721][ T4961] __should_failslab+0xbc/0x110 [ 71.375899][ T4961] should_failslab+0x10/0x28 [ 71.377024][ T4961] slab_pre_alloc_hook+0x64/0xe8 [ 71.378195][ T4961] __kmalloc_node+0xbc/0x5b8 [ 71.379349][ T4961] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 71.380796][ T4961] nbd_start_device+0x158/0xb34 [ 71.381911][ T4961] nbd_ioctl+0x420/0xc2c [ 71.382958][ T4961] blkdev_ioctl+0x3d8/0xbd0 [ 71.384007][ T4961] block_ioctl+0xa8/0x114 [ 71.385045][ T4961] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.386288][ T4961] invoke_syscall+0x98/0x2b8 [ 71.387300][ T4961] el0_svc_common+0x138/0x258 [ 71.388289][ T4961] do_el0_svc+0x58/0x14c [ 71.389234][ T4961] el0_svc+0x7c/0x1f0 [ 71.390196][ T4961] el0t_64_sync_handler+0x84/0xe4 [ 71.391366][ T4961] el0t_64_sync+0x1a0/0x1a4 [ 71.398447][ T4967] block nbd2: shutting down sockets [ 71.401627][ T4960] FAULT_INJECTION: forcing a failure. [ 71.401627][ T4960] name failslab, interval 1, probability 0, space 0, times 0 [ 71.405006][ T4960] CPU: 1 PID: 4960 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 71.407275][ T4960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.409552][ T4960] Call trace: [ 71.410367][ T4960] dump_backtrace+0x0/0x530 [ 71.411425][ T4960] show_stack+0x2c/0x3c [ 71.412445][ T4960] dump_stack_lvl+0x108/0x170 [ 71.413699][ T4960] dump_stack+0x1c/0x58 [ 71.414651][ T4960] should_fail+0x3b8/0x514 [ 71.415733][ T4960] __should_failslab+0xbc/0x110 [ 71.415994][ T4963] FAULT_INJECTION: forcing a failure. [ 71.415994][ T4963] name failslab, interval 1, probability 0, space 0, times 0 [ 71.416911][ T4960] should_failslab+0x10/0x28 [ 71.416926][ T4960] slab_pre_alloc_hook+0x64/0xe8 [ 71.416936][ T4960] __kmalloc_node+0xbc/0x5b8 [ 71.416945][ T4960] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.424903][ T4960] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.426224][ T4960] nbd_start_device+0x158/0xb34 [ 71.427282][ T4960] nbd_ioctl+0x420/0xc2c [ 71.428410][ T4960] blkdev_ioctl+0x3d8/0xbd0 [ 71.429549][ T4960] block_ioctl+0xa8/0x114 [ 71.430488][ T4960] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.431702][ T4960] invoke_syscall+0x98/0x2b8 [ 71.432712][ T4960] el0_svc_common+0x138/0x258 [ 71.433893][ T4960] do_el0_svc+0x58/0x14c [ 71.434968][ T4960] el0_svc+0x7c/0x1f0 [ 71.435913][ T4960] el0t_64_sync_handler+0x84/0xe4 [ 71.437192][ T4960] el0t_64_sync+0x1a0/0x1a4 [ 71.438235][ T4963] CPU: 0 PID: 4963 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 71.440716][ T4963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.443219][ T4963] Call trace: [ 71.444092][ T4963] dump_backtrace+0x0/0x530 [ 71.445142][ T4963] show_stack+0x2c/0x3c [ 71.446181][ T4963] dump_stack_lvl+0x108/0x170 [ 71.447425][ T4963] dump_stack+0x1c/0x58 [ 71.448455][ T4963] should_fail+0x3b8/0x514 [ 71.449652][ T4963] __should_failslab+0xbc/0x110 [ 71.450849][ T4963] should_failslab+0x10/0x28 [ 71.451984][ T4963] slab_pre_alloc_hook+0x64/0xe8 [ 71.453309][ T4963] kmem_cache_alloc+0x98/0x45c [ 71.453444][ T4960] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.454458][ T4963] new_inode_pseudo+0x110/0x200 [ 71.454481][ T4963] new_inode+0x38/0x174 [ 71.454490][ T4963] debugfs_create_dir+0xf0/0x404 [ 71.459569][ T4963] nbd_start_device+0x3bc/0xb34 [ 71.460819][ T4963] nbd_ioctl+0x420/0xc2c [ 71.461860][ T4963] blkdev_ioctl+0x3d8/0xbd0 [ 71.463072][ T4963] block_ioctl+0xa8/0x114 [ 71.464201][ T4963] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.465390][ T4963] invoke_syscall+0x98/0x2b8 [ 71.466630][ T4963] el0_svc_common+0x138/0x258 [ 71.467847][ T4963] do_el0_svc+0x58/0x14c [ 71.468855][ T4963] el0_svc+0x7c/0x1f0 [ 71.469867][ T4963] el0t_64_sync_handler+0x84/0xe4 [ 71.471141][ T4963] el0t_64_sync+0x1a0/0x1a4 [ 71.474800][ T4963] debugfs: out of free dentries, can not create directory 'nbd2' [ 71.484657][ T4963] block nbd2: Failed to create debugfs dir for 'nbd2' [ 71.498955][ T4966] block nbd0: shutting down sockets [ 71.538473][ T4973] block nbd4: Device being setup by another task [ 71.540533][ T4969] block nbd4: shutting down sockets [ 71.549420][ T4969] FAULT_INJECTION: forcing a failure. [ 71.549420][ T4969] name failslab, interval 1, probability 0, space 0, times 0 [ 71.552815][ T4969] CPU: 0 PID: 4969 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 71.553222][ T4966] FAULT_INJECTION: forcing a failure. [ 71.553222][ T4966] name failslab, interval 1, probability 0, space 0, times 0 [ 71.555034][ T4969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.555046][ T4969] Call trace: [ 71.555050][ T4969] dump_backtrace+0x0/0x530 [ 71.562739][ T4969] show_stack+0x2c/0x3c [ 71.563754][ T4969] dump_stack_lvl+0x108/0x170 [ 71.564935][ T4969] dump_stack+0x1c/0x58 [ 71.566027][ T4969] should_fail+0x3b8/0x514 [ 71.567051][ T4969] __should_failslab+0xbc/0x110 [ 71.568299][ T4969] should_failslab+0x10/0x28 [ 71.569463][ T4969] slab_pre_alloc_hook+0x64/0xe8 [ 71.570801][ T4969] kmem_cache_alloc+0x98/0x45c [ 71.571915][ T4969] new_inode_pseudo+0x110/0x200 [ 71.573054][ T4969] new_inode+0x38/0x174 [ 71.574126][ T4969] debugfs_create_dir+0xf0/0x404 [ 71.575533][ T4969] nbd_start_device+0x3bc/0xb34 [ 71.576744][ T4969] nbd_ioctl+0x420/0xc2c [ 71.577811][ T4969] blkdev_ioctl+0x3d8/0xbd0 [ 71.579016][ T4969] block_ioctl+0xa8/0x114 [ 71.580134][ T4969] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.581440][ T4969] invoke_syscall+0x98/0x2b8 [ 71.582666][ T4969] el0_svc_common+0x138/0x258 [ 71.583816][ T4969] do_el0_svc+0x58/0x14c [ 71.584903][ T4969] el0_svc+0x7c/0x1f0 [ 71.585901][ T4969] el0t_64_sync_handler+0x84/0xe4 [ 71.587209][ T4969] el0t_64_sync+0x1a0/0x1a4 [ 71.590719][ T4966] CPU: 1 PID: 4966 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 71.593007][ T4966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.595550][ T4966] Call trace: [ 71.596352][ T4966] dump_backtrace+0x0/0x530 [ 71.597485][ T4966] show_stack+0x2c/0x3c [ 71.598417][ T4966] dump_stack_lvl+0x108/0x170 [ 71.599607][ T4966] dump_stack+0x1c/0x58 [ 71.600612][ T4966] should_fail+0x3b8/0x514 [ 71.601270][ T4969] debugfs: out of free dentries, can not create directory 'nbd4' [ 71.601618][ T4966] __should_failslab+0xbc/0x110 [ 71.601633][ T4966] should_failslab+0x10/0x28 [ 71.601644][ T4966] slab_pre_alloc_hook+0x64/0xe8 [ 71.603740][ T4969] block nbd4: Failed to create debugfs dir for 'nbd4' [ 71.604690][ T4966] __kmalloc_node+0xbc/0x5b8 [ 71.604705][ T4966] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.604717][ T4966] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.612322][ T4966] nbd_start_device+0x158/0xb34 [ 71.613500][ T4966] nbd_ioctl+0x420/0xc2c [ 71.614492][ T4966] blkdev_ioctl+0x3d8/0xbd0 [ 71.615654][ T4966] block_ioctl+0xa8/0x114 [ 71.616720][ T4966] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.618012][ T4966] invoke_syscall+0x98/0x2b8 [ 71.619188][ T4966] el0_svc_common+0x138/0x258 [ 71.620383][ T4966] do_el0_svc+0x58/0x14c [ 71.621488][ T4966] el0_svc+0x7c/0x1f0 [ 71.622464][ T4966] el0t_64_sync_handler+0x84/0xe4 [ 71.623743][ T4966] el0t_64_sync+0x1a0/0x1a4 [ 71.630387][ T4966] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.663602][ T4982] block nbd1: shutting down sockets [ 71.673483][ T4980] block nbd3: shutting down sockets [ 71.678503][ T4981] block nbd2: shutting down sockets [ 71.682020][ T4978] FAULT_INJECTION: forcing a failure. [ 71.682020][ T4978] name failslab, interval 1, probability 0, space 0, times 0 [ 71.684938][ T4978] CPU: 0 PID: 4978 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 71.687341][ T4978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.689951][ T4978] Call trace: [ 71.690779][ T4978] dump_backtrace+0x0/0x530 [ 71.691923][ T4978] show_stack+0x2c/0x3c [ 71.692853][ T4978] dump_stack_lvl+0x108/0x170 [ 71.693998][ T4978] dump_stack+0x1c/0x58 [ 71.695070][ T4978] should_fail+0x3b8/0x514 [ 71.696142][ T4978] __should_failslab+0xbc/0x110 [ 71.697344][ T4978] should_failslab+0x10/0x28 [ 71.698528][ T4978] slab_pre_alloc_hook+0x64/0xe8 [ 71.699901][ T4978] kmem_cache_alloc+0x98/0x45c [ 71.701227][ T4978] new_inode_pseudo+0x110/0x200 [ 71.702499][ T4978] new_inode+0x38/0x174 [ 71.703672][ T4978] debugfs_create_dir+0xf0/0x404 [ 71.704906][ T4978] nbd_start_device+0x3bc/0xb34 [ 71.706156][ T4978] nbd_ioctl+0x420/0xc2c [ 71.707306][ T4978] blkdev_ioctl+0x3d8/0xbd0 [ 71.708379][ T4978] block_ioctl+0xa8/0x114 [ 71.709487][ T4978] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.710800][ T4978] invoke_syscall+0x98/0x2b8 [ 71.711951][ T4978] el0_svc_common+0x138/0x258 [ 71.712851][ T4979] FAULT_INJECTION: forcing a failure. [ 71.712851][ T4979] name failslab, interval 1, probability 0, space 0, times 0 [ 71.713152][ T4978] do_el0_svc+0x58/0x14c [ 71.717196][ T4978] el0_svc+0x7c/0x1f0 [ 71.718202][ T4978] el0t_64_sync_handler+0x84/0xe4 [ 71.719431][ T4978] el0t_64_sync+0x1a0/0x1a4 [ 71.724492][ T4978] debugfs: out of free dentries, can not create directory 'nbd2' [ 71.726361][ T4978] block nbd2: Failed to create debugfs dir for 'nbd2' [ 71.727051][ T4979] CPU: 0 PID: 4979 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 71.730501][ T4979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.733016][ T4979] Call trace: [ 71.733905][ T4979] dump_backtrace+0x0/0x530 [ 71.735021][ T4979] show_stack+0x2c/0x3c [ 71.736087][ T4979] dump_stack_lvl+0x108/0x170 [ 71.737206][ T4979] dump_stack+0x1c/0x58 [ 71.738275][ T4979] should_fail+0x3b8/0x514 [ 71.739435][ T4979] __should_failslab+0xbc/0x110 [ 71.740686][ T4979] should_failslab+0x10/0x28 [ 71.741767][ T4979] slab_pre_alloc_hook+0x64/0xe8 [ 71.742953][ T4979] __kmalloc_node+0xbc/0x5b8 [ 71.744102][ T4979] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.745458][ T4979] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.746855][ T4979] nbd_start_device+0x158/0xb34 [ 71.748063][ T4979] nbd_ioctl+0x420/0xc2c [ 71.749192][ T4979] blkdev_ioctl+0x3d8/0xbd0 [ 71.750355][ T4979] block_ioctl+0xa8/0x114 [ 71.751422][ T4979] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.752654][ T4979] invoke_syscall+0x98/0x2b8 [ 71.753863][ T4979] el0_svc_common+0x138/0x258 [ 71.754934][ T4979] do_el0_svc+0x58/0x14c [ 71.756128][ T4979] el0_svc+0x7c/0x1f0 [ 71.757148][ T4979] el0t_64_sync_handler+0x84/0xe4 [ 71.758506][ T4979] el0t_64_sync+0x1a0/0x1a4 [ 71.767143][ T4979] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.789924][ T4976] FAULT_INJECTION: forcing a failure. [ 71.789924][ T4976] name failslab, interval 1, probability 0, space 0, times 0 [ 71.802145][ T4988] block nbd4: shutting down sockets [ 71.803614][ T4976] CPU: 1 PID: 4976 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 71.806199][ T4976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.808669][ T4976] Call trace: [ 71.809453][ T4976] dump_backtrace+0x0/0x530 [ 71.810657][ T4976] show_stack+0x2c/0x3c [ 71.811706][ T4976] dump_stack_lvl+0x108/0x170 [ 71.812856][ T4976] dump_stack+0x1c/0x58 [ 71.813714][ T4976] should_fail+0x3b8/0x514 [ 71.814806][ T4976] __should_failslab+0xbc/0x110 [ 71.815979][ T4976] should_failslab+0x10/0x28 [ 71.817117][ T4976] slab_pre_alloc_hook+0x64/0xe8 [ 71.818321][ T4976] __kmalloc_node+0xbc/0x5b8 [ 71.819445][ T4976] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.820885][ T4976] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.822201][ T4976] nbd_start_device+0x158/0xb34 [ 71.823369][ T4976] nbd_ioctl+0x420/0xc2c [ 71.824350][ T4976] blkdev_ioctl+0x3d8/0xbd0 [ 71.825317][ T4976] block_ioctl+0xa8/0x114 [ 71.826409][ T4976] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.827649][ T4976] invoke_syscall+0x98/0x2b8 [ 71.828812][ T4976] el0_svc_common+0x138/0x258 [ 71.829953][ T4976] do_el0_svc+0x58/0x14c [ 71.830917][ T4976] el0_svc+0x7c/0x1f0 [ 71.831846][ T4976] el0t_64_sync_handler+0x84/0xe4 [ 71.832976][ T4976] el0t_64_sync+0x1a0/0x1a4 [ 71.837630][ T4976] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 71.841359][ T4986] block nbd0: shutting down sockets [ 71.850811][ T4984] FAULT_INJECTION: forcing a failure. [ 71.850811][ T4984] name failslab, interval 1, probability 0, space 0, times 0 [ 71.853973][ T4984] CPU: 0 PID: 4984 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 71.856377][ T4984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.858638][ T4984] Call trace: [ 71.859548][ T4984] dump_backtrace+0x0/0x530 [ 71.860787][ T4984] show_stack+0x2c/0x3c [ 71.861811][ T4984] dump_stack_lvl+0x108/0x170 [ 71.863006][ T4984] dump_stack+0x1c/0x58 [ 71.864087][ T4984] should_fail+0x3b8/0x514 [ 71.865171][ T4984] __should_failslab+0xbc/0x110 [ 71.866369][ T4984] should_failslab+0x10/0x28 [ 71.867643][ T4984] slab_pre_alloc_hook+0x64/0xe8 [ 71.868838][ T4984] __kmalloc_node+0xbc/0x5b8 [ 71.870067][ T4984] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 71.871471][ T4984] nbd_start_device+0x158/0xb34 [ 71.872683][ T4984] nbd_ioctl+0x420/0xc2c [ 71.873739][ T4984] blkdev_ioctl+0x3d8/0xbd0 [ 71.874850][ T4984] block_ioctl+0xa8/0x114 [ 71.875821][ T4984] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.876982][ T4984] invoke_syscall+0x98/0x2b8 [ 71.878090][ T4984] el0_svc_common+0x138/0x258 [ 71.879195][ T4984] do_el0_svc+0x58/0x14c [ 71.880173][ T4984] el0_svc+0x7c/0x1f0 [ 71.881089][ T4984] el0t_64_sync_handler+0x84/0xe4 [ 71.882326][ T4984] el0t_64_sync+0x1a0/0x1a4 [ 71.915383][ T4990] block nbd2: shutting down sockets [ 71.917896][ T4990] FAULT_INJECTION: forcing a failure. [ 71.917896][ T4990] name failslab, interval 1, probability 0, space 0, times 0 [ 71.918699][ T4992] block nbd1: shutting down sockets [ 71.921345][ T4990] CPU: 1 PID: 4990 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 71.924330][ T4990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.924910][ T4986] FAULT_INJECTION: forcing a failure. [ 71.924910][ T4986] name failslab, interval 1, probability 0, space 0, times 0 [ 71.926722][ T4990] Call trace: [ 71.930641][ T4990] dump_backtrace+0x0/0x530 [ 71.931599][ T4990] show_stack+0x2c/0x3c [ 71.932595][ T4990] dump_stack_lvl+0x108/0x170 [ 71.933671][ T4990] dump_stack+0x1c/0x58 [ 71.934677][ T4990] should_fail+0x3b8/0x514 [ 71.935726][ T4990] __should_failslab+0xbc/0x110 [ 71.936901][ T4990] should_failslab+0x10/0x28 [ 71.937978][ T4990] slab_pre_alloc_hook+0x64/0xe8 [ 71.939066][ T4990] kmem_cache_alloc+0x98/0x45c [ 71.940213][ T4990] new_inode_pseudo+0x110/0x200 [ 71.941423][ T4990] new_inode+0x38/0x174 [ 71.942394][ T4990] debugfs_create_dir+0xf0/0x404 [ 71.943658][ T4990] nbd_start_device+0x3bc/0xb34 [ 71.944900][ T4990] nbd_ioctl+0x420/0xc2c [ 71.946025][ T4990] blkdev_ioctl+0x3d8/0xbd0 [ 71.947163][ T4990] block_ioctl+0xa8/0x114 [ 71.948263][ T4990] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.949449][ T4990] invoke_syscall+0x98/0x2b8 [ 71.950527][ T4990] el0_svc_common+0x138/0x258 [ 71.951603][ T4990] do_el0_svc+0x58/0x14c [ 71.952662][ T4990] el0_svc+0x7c/0x1f0 [ 71.953566][ T4990] el0t_64_sync_handler+0x84/0xe4 [ 71.954828][ T4990] el0t_64_sync+0x1a0/0x1a4 [ 71.955929][ T4986] CPU: 0 PID: 4986 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 71.958398][ T4986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 71.960780][ T4986] Call trace: [ 71.961573][ T4986] dump_backtrace+0x0/0x530 [ 71.962700][ T4986] show_stack+0x2c/0x3c [ 71.963733][ T4986] dump_stack_lvl+0x108/0x170 [ 71.964738][ T4990] debugfs: out of free dentries, can not create directory 'nbd2' [ 71.964843][ T4986] dump_stack+0x1c/0x58 [ 71.966880][ T4990] block nbd2: Failed to create debugfs dir for 'nbd2' [ 71.967833][ T4986] should_fail+0x3b8/0x514 [ 71.967848][ T4986] __should_failslab+0xbc/0x110 [ 71.967859][ T4986] should_failslab+0x10/0x28 [ 71.972951][ T4986] slab_pre_alloc_hook+0x64/0xe8 [ 71.974081][ T4986] __kmalloc_node+0xbc/0x5b8 [ 71.975273][ T4986] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 71.976614][ T4986] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 71.977988][ T4986] nbd_start_device+0x158/0xb34 [ 71.979168][ T4986] nbd_ioctl+0x420/0xc2c [ 71.980203][ T4986] blkdev_ioctl+0x3d8/0xbd0 [ 71.981286][ T4986] block_ioctl+0xa8/0x114 [ 71.982334][ T4986] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.983567][ T4986] invoke_syscall+0x98/0x2b8 [ 71.984793][ T4986] el0_svc_common+0x138/0x258 [ 71.985896][ T4986] do_el0_svc+0x58/0x14c [ 71.986871][ T4986] el0_svc+0x7c/0x1f0 [ 71.987900][ T4986] el0t_64_sync_handler+0x84/0xe4 [ 71.989219][ T4986] el0t_64_sync+0x1a0/0x1a4 [ 72.005967][ T4986] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.015224][ T4992] FAULT_INJECTION: forcing a failure. [ 72.015224][ T4992] name failslab, interval 1, probability 0, space 0, times 0 [ 72.018768][ T4992] CPU: 0 PID: 4992 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 72.021089][ T4992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.023606][ T4992] Call trace: [ 72.024349][ T4992] dump_backtrace+0x0/0x530 [ 72.025433][ T4992] show_stack+0x2c/0x3c [ 72.026487][ T4992] dump_stack_lvl+0x108/0x170 [ 72.027579][ T4992] dump_stack+0x1c/0x58 [ 72.028547][ T4992] should_fail+0x3b8/0x514 [ 72.029597][ T4992] __should_failslab+0xbc/0x110 [ 72.030811][ T4992] should_failslab+0x10/0x28 [ 72.031949][ T4992] slab_pre_alloc_hook+0x64/0xe8 [ 72.033204][ T4992] __kmalloc_node+0xbc/0x5b8 [ 72.034296][ T4992] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.035645][ T4992] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.037041][ T4992] nbd_start_device+0x158/0xb34 [ 72.038353][ T4992] nbd_ioctl+0x420/0xc2c [ 72.039399][ T4992] blkdev_ioctl+0x3d8/0xbd0 [ 72.040608][ T4992] block_ioctl+0xa8/0x114 [ 72.041659][ T4992] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.042802][ T4992] invoke_syscall+0x98/0x2b8 [ 72.043966][ T4992] el0_svc_common+0x138/0x258 [ 72.045104][ T4992] do_el0_svc+0x58/0x14c [ 72.046111][ T4992] el0_svc+0x7c/0x1f0 [ 72.047087][ T4992] el0t_64_sync_handler+0x84/0xe4 [ 72.048352][ T4992] el0t_64_sync+0x1a0/0x1a4 [ 72.052942][ T4992] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.058767][ T4998] block nbd4: shutting down sockets [ 72.079403][ T4999] block nbd3: shutting down sockets [ 72.091684][ T4998] FAULT_INJECTION: forcing a failure. [ 72.091684][ T4998] name failslab, interval 1, probability 0, space 0, times 0 [ 72.107250][ T4998] CPU: 1 PID: 4998 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 72.109570][ T4998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.112077][ T4998] Call trace: [ 72.112862][ T4998] dump_backtrace+0x0/0x530 [ 72.113924][ T4998] show_stack+0x2c/0x3c [ 72.114991][ T4998] dump_stack_lvl+0x108/0x170 [ 72.116137][ T4998] dump_stack+0x1c/0x58 [ 72.117105][ T4998] should_fail+0x3b8/0x514 [ 72.118171][ T4998] __should_failslab+0xbc/0x110 [ 72.119364][ T4998] should_failslab+0x10/0x28 [ 72.120490][ T4998] slab_pre_alloc_hook+0x64/0xe8 [ 72.121733][ T4998] __kmalloc_node+0xbc/0x5b8 [ 72.122805][ T4998] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.124157][ T4998] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.125461][ T4998] nbd_start_device+0x158/0xb34 [ 72.126663][ T4998] nbd_ioctl+0x420/0xc2c [ 72.127550][ T4998] blkdev_ioctl+0x3d8/0xbd0 [ 72.128703][ T4998] block_ioctl+0xa8/0x114 [ 72.129718][ T4998] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.130893][ T4998] invoke_syscall+0x98/0x2b8 [ 72.131950][ T4998] el0_svc_common+0x138/0x258 [ 72.133136][ T4998] do_el0_svc+0x58/0x14c [ 72.134150][ T4998] el0_svc+0x7c/0x1f0 [ 72.135128][ T4998] el0t_64_sync_handler+0x84/0xe4 [ 72.136329][ T4998] el0t_64_sync+0x1a0/0x1a4 [ 72.140261][ T5001] block nbd2: shutting down sockets [ 72.143089][ T5001] FAULT_INJECTION: forcing a failure. [ 72.143089][ T5001] name failslab, interval 1, probability 0, space 0, times 0 [ 72.145963][ T5001] CPU: 1 PID: 5001 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 72.148392][ T5001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.150799][ T5001] Call trace: [ 72.151581][ T5001] dump_backtrace+0x0/0x530 [ 72.152557][ T4995] FAULT_INJECTION: forcing a failure. [ 72.152557][ T4995] name failslab, interval 1, probability 0, space 0, times 0 [ 72.152721][ T5001] show_stack+0x2c/0x3c [ 72.152735][ T5001] dump_stack_lvl+0x108/0x170 [ 72.152747][ T5001] dump_stack+0x1c/0x58 [ 72.158931][ T5001] should_fail+0x3b8/0x514 [ 72.160060][ T5001] __should_failslab+0xbc/0x110 [ 72.161154][ T5001] should_failslab+0x10/0x28 [ 72.162194][ T5001] slab_pre_alloc_hook+0x64/0xe8 [ 72.163439][ T5001] kmem_cache_alloc+0x98/0x45c [ 72.164597][ T5001] new_inode_pseudo+0x110/0x200 [ 72.165881][ T5001] new_inode+0x38/0x174 [ 72.166907][ T5001] debugfs_create_dir+0xf0/0x404 [ 72.168144][ T5001] nbd_start_device+0x3bc/0xb34 [ 72.169384][ T5001] nbd_ioctl+0x420/0xc2c [ 72.170496][ T5001] blkdev_ioctl+0x3d8/0xbd0 [ 72.171499][ T5001] block_ioctl+0xa8/0x114 [ 72.172667][ T5001] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.173825][ T5001] invoke_syscall+0x98/0x2b8 [ 72.174963][ T5001] el0_svc_common+0x138/0x258 [ 72.176061][ T5001] do_el0_svc+0x58/0x14c [ 72.177075][ T5001] el0_svc+0x7c/0x1f0 [ 72.177961][ T5001] el0t_64_sync_handler+0x84/0xe4 [ 72.179051][ T5001] el0t_64_sync+0x1a0/0x1a4 [ 72.180189][ T4995] CPU: 0 PID: 4995 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 72.182304][ T4998] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.182485][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.186406][ T4995] Call trace: [ 72.187201][ T5001] debugfs: out of free dentries, can not create directory 'nbd2' [ 72.187208][ T4995] dump_backtrace+0x0/0x530 [ 72.187223][ T4995] show_stack+0x2c/0x3c [ 72.189280][ T5001] block nbd2: Failed to create debugfs dir for 'nbd2' [ 72.190094][ T4995] dump_stack_lvl+0x108/0x170 [ 72.193982][ T4995] dump_stack+0x1c/0x58 [ 72.194998][ T4995] should_fail+0x3b8/0x514 [ 72.196153][ T4995] __should_failslab+0xbc/0x110 [ 72.197307][ T4995] should_failslab+0x10/0x28 [ 72.198399][ T4995] slab_pre_alloc_hook+0x64/0xe8 [ 72.199734][ T4995] __kmalloc_node+0xbc/0x5b8 [ 72.200875][ T4995] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 72.202311][ T4995] nbd_start_device+0x158/0xb34 [ 72.203573][ T4995] nbd_ioctl+0x420/0xc2c [ 72.204637][ T4995] blkdev_ioctl+0x3d8/0xbd0 [ 72.205766][ T4995] block_ioctl+0xa8/0x114 [ 72.206794][ T4995] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.208012][ T4995] invoke_syscall+0x98/0x2b8 [ 72.209194][ T4995] el0_svc_common+0x138/0x258 [ 72.210306][ T4995] do_el0_svc+0x58/0x14c [ 72.211324][ T4995] el0_svc+0x7c/0x1f0 [ 72.212354][ T4995] el0t_64_sync_handler+0x84/0xe4 [ 72.213472][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 72.258287][ T5010] block nbd1: Device being setup by another task [ 72.260458][ T5006] block nbd1: shutting down sockets [ 72.261836][ T5011] block nbd0: Device being setup by another task [ 72.263882][ T5005] block nbd0: shutting down sockets [ 72.266312][ T5006] FAULT_INJECTION: forcing a failure. [ 72.266312][ T5006] name failslab, interval 1, probability 0, space 0, times 0 [ 72.280523][ T5006] CPU: 0 PID: 5006 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 72.283051][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.285583][ T5006] Call trace: [ 72.286336][ T5006] dump_backtrace+0x0/0x530 [ 72.287529][ T5006] show_stack+0x2c/0x3c [ 72.288595][ T5006] dump_stack_lvl+0x108/0x170 [ 72.289748][ T5006] dump_stack+0x1c/0x58 [ 72.290827][ T5006] should_fail+0x3b8/0x514 [ 72.291947][ T5006] __should_failslab+0xbc/0x110 [ 72.293141][ T5006] should_failslab+0x10/0x28 [ 72.294316][ T5006] slab_pre_alloc_hook+0x64/0xe8 [ 72.295631][ T5006] kmem_cache_alloc+0x98/0x45c [ 72.296889][ T5006] new_inode_pseudo+0x110/0x200 [ 72.298222][ T5006] new_inode+0x38/0x174 [ 72.299329][ T5006] debugfs_create_dir+0xf0/0x404 [ 72.300551][ T5006] nbd_start_device+0x3bc/0xb34 [ 72.301706][ T5006] nbd_ioctl+0x420/0xc2c [ 72.302928][ T5006] blkdev_ioctl+0x3d8/0xbd0 [ 72.304082][ T5006] block_ioctl+0xa8/0x114 [ 72.305175][ T5006] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.306456][ T5006] invoke_syscall+0x98/0x2b8 [ 72.307584][ T5006] el0_svc_common+0x138/0x258 [ 72.308800][ T5006] do_el0_svc+0x58/0x14c [ 72.309879][ T5006] el0_svc+0x7c/0x1f0 [ 72.310809][ T5006] el0t_64_sync_handler+0x84/0xe4 [ 72.312028][ T5006] el0t_64_sync+0x1a0/0x1a4 [ 72.319473][ T5006] debugfs: out of free dentries, can not create directory 'nbd1' [ 72.321697][ T5007] FAULT_INJECTION: forcing a failure. [ 72.321697][ T5007] name failslab, interval 1, probability 0, space 0, times 0 [ 72.324906][ T5007] CPU: 0 PID: 5007 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 72.327234][ T5007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.329652][ T5007] Call trace: [ 72.330440][ T5007] dump_backtrace+0x0/0x530 [ 72.331481][ T5007] show_stack+0x2c/0x3c [ 72.332531][ T5007] dump_stack_lvl+0x108/0x170 [ 72.333783][ T5007] dump_stack+0x1c/0x58 [ 72.334803][ T5007] should_fail+0x3b8/0x514 [ 72.335840][ T5007] __should_failslab+0xbc/0x110 [ 72.337002][ T5007] should_failslab+0x10/0x28 [ 72.338176][ T5007] slab_pre_alloc_hook+0x64/0xe8 [ 72.339382][ T5007] kmem_cache_alloc+0x98/0x45c [ 72.340665][ T5007] new_inode_pseudo+0x110/0x200 [ 72.341853][ T5007] new_inode+0x38/0x174 [ 72.342980][ T5007] debugfs_create_dir+0xf0/0x404 [ 72.344067][ T5007] nbd_start_device+0x3bc/0xb34 [ 72.345138][ T5007] nbd_ioctl+0x420/0xc2c [ 72.345267][ T5006] block nbd1: Failed to create debugfs dir for 'nbd1' [ 72.346168][ T5007] blkdev_ioctl+0x3d8/0xbd0 [ 72.346182][ T5007] block_ioctl+0xa8/0x114 [ 72.346195][ T5007] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.346206][ T5007] invoke_syscall+0x98/0x2b8 [ 72.352418][ T5007] el0_svc_common+0x138/0x258 [ 72.353662][ T5007] do_el0_svc+0x58/0x14c [ 72.354765][ T5007] el0_svc+0x7c/0x1f0 [ 72.355754][ T5007] el0t_64_sync_handler+0x84/0xe4 [ 72.356965][ T5007] el0t_64_sync+0x1a0/0x1a4 [ 72.364787][ T5007] debugfs: out of free dentries, can not create directory 'nbd0' [ 72.366893][ T5007] block nbd0: Failed to create debugfs dir for 'nbd0' [ 72.399895][ T5015] block nbd2: shutting down sockets [ 72.401628][ T5013] block nbd4: shutting down sockets [ 72.411361][ T5015] FAULT_INJECTION: forcing a failure. [ 72.411361][ T5015] name failslab, interval 1, probability 0, space 0, times 0 [ 72.414489][ T5015] CPU: 1 PID: 5015 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 72.416761][ T5015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.419211][ T5015] Call trace: [ 72.420035][ T5015] dump_backtrace+0x0/0x530 [ 72.421007][ T5015] show_stack+0x2c/0x3c [ 72.421951][ T5015] dump_stack_lvl+0x108/0x170 [ 72.423088][ T5015] dump_stack+0x1c/0x58 [ 72.424217][ T5015] should_fail+0x3b8/0x514 [ 72.425252][ T5015] __should_failslab+0xbc/0x110 [ 72.426426][ T5015] should_failslab+0x10/0x28 [ 72.427535][ T5015] slab_pre_alloc_hook+0x64/0xe8 [ 72.428770][ T5015] kmem_cache_alloc+0x98/0x45c [ 72.429804][ T5015] new_inode_pseudo+0x110/0x200 [ 72.430882][ T5015] new_inode+0x38/0x174 [ 72.431844][ T5015] debugfs_create_dir+0xf0/0x404 [ 72.433003][ T5015] nbd_start_device+0x3bc/0xb34 [ 72.434203][ T5015] nbd_ioctl+0x420/0xc2c [ 72.435300][ T5015] blkdev_ioctl+0x3d8/0xbd0 [ 72.436428][ T5015] block_ioctl+0xa8/0x114 [ 72.437516][ T5015] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.438631][ T5015] invoke_syscall+0x98/0x2b8 [ 72.439593][ T5015] el0_svc_common+0x138/0x258 [ 72.440761][ T5015] do_el0_svc+0x58/0x14c [ 72.441795][ T5015] el0_svc+0x7c/0x1f0 [ 72.442827][ T5015] el0t_64_sync_handler+0x84/0xe4 [ 72.444011][ T5015] el0t_64_sync+0x1a0/0x1a4 [ 72.451722][ T5015] debugfs: out of free dentries, can not create directory 'nbd2' [ 72.453779][ T5015] block nbd2: Failed to create debugfs dir for 'nbd2' [ 72.471310][ T5013] FAULT_INJECTION: forcing a failure. [ 72.471310][ T5013] name failslab, interval 1, probability 0, space 0, times 0 [ 72.474509][ T5013] CPU: 1 PID: 5013 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 72.476945][ T5013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.479494][ T5013] Call trace: [ 72.480240][ T5013] dump_backtrace+0x0/0x530 [ 72.481311][ T5013] show_stack+0x2c/0x3c [ 72.482291][ T5013] dump_stack_lvl+0x108/0x170 [ 72.483410][ T5013] dump_stack+0x1c/0x58 [ 72.484312][ T5013] should_fail+0x3b8/0x514 [ 72.485288][ T5013] __should_failslab+0xbc/0x110 [ 72.486546][ T5013] should_failslab+0x10/0x28 [ 72.487636][ T5013] slab_pre_alloc_hook+0x64/0xe8 [ 72.488952][ T5013] __kmalloc_node+0xbc/0x5b8 [ 72.490152][ T5013] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 72.491534][ T5013] nbd_start_device+0x158/0xb34 [ 72.492783][ T5013] nbd_ioctl+0x420/0xc2c [ 72.493998][ T5013] blkdev_ioctl+0x3d8/0xbd0 [ 72.495152][ T5013] block_ioctl+0xa8/0x114 [ 72.496255][ T5013] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.497661][ T5013] invoke_syscall+0x98/0x2b8 [ 72.498739][ T5013] el0_svc_common+0x138/0x258 [ 72.499994][ T5013] do_el0_svc+0x58/0x14c [ 72.501001][ T5013] el0_svc+0x7c/0x1f0 [ 72.502033][ T5013] el0t_64_sync_handler+0x84/0xe4 [ 72.503298][ T5013] el0t_64_sync+0x1a0/0x1a4 [ 72.508410][ T5025] block nbd1: shutting down sockets [ 72.508684][ T5024] block nbd3: shutting down sockets [ 72.509707][ T5026] block nbd0: shutting down sockets [ 72.540864][ T5021] FAULT_INJECTION: forcing a failure. [ 72.540864][ T5021] name failslab, interval 1, probability 0, space 0, times 0 [ 72.543888][ T5021] CPU: 1 PID: 5021 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 72.546293][ T5021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.548798][ T5021] Call trace: [ 72.549667][ T5021] dump_backtrace+0x0/0x530 [ 72.550862][ T5021] show_stack+0x2c/0x3c [ 72.551857][ T5021] dump_stack_lvl+0x108/0x170 [ 72.553132][ T5021] dump_stack+0x1c/0x58 [ 72.554275][ T5021] should_fail+0x3b8/0x514 [ 72.555337][ T5021] __should_failslab+0xbc/0x110 [ 72.556532][ T5021] should_failslab+0x10/0x28 [ 72.557788][ T5021] slab_pre_alloc_hook+0x64/0xe8 [ 72.559049][ T5021] __kmalloc_node+0xbc/0x5b8 [ 72.560208][ T5021] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.561601][ T5021] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.561862][ T5023] FAULT_INJECTION: forcing a failure. [ 72.561862][ T5023] name failslab, interval 1, probability 0, space 0, times 0 [ 72.563044][ T5021] nbd_start_device+0x158/0xb34 [ 72.563063][ T5021] nbd_ioctl+0x420/0xc2c [ 72.563073][ T5021] blkdev_ioctl+0x3d8/0xbd0 [ 72.563082][ T5021] block_ioctl+0xa8/0x114 [ 72.570737][ T5021] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.572004][ T5021] invoke_syscall+0x98/0x2b8 [ 72.573177][ T5021] el0_svc_common+0x138/0x258 [ 72.574340][ T5021] do_el0_svc+0x58/0x14c [ 72.575410][ T5021] el0_svc+0x7c/0x1f0 [ 72.576358][ T5021] el0t_64_sync_handler+0x84/0xe4 [ 72.577662][ T5021] el0t_64_sync+0x1a0/0x1a4 [ 72.579019][ T5023] CPU: 0 PID: 5023 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 72.581723][ T5023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.584404][ T5023] Call trace: [ 72.585233][ T5023] dump_backtrace+0x0/0x530 [ 72.586416][ T5023] show_stack+0x2c/0x3c [ 72.587535][ T5023] dump_stack_lvl+0x108/0x170 [ 72.588758][ T5023] dump_stack+0x1c/0x58 [ 72.589822][ T5023] should_fail+0x3b8/0x514 [ 72.590985][ T5023] __should_failslab+0xbc/0x110 [ 72.591934][ T5021] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.592263][ T5023] should_failslab+0x10/0x28 [ 72.592281][ T5023] slab_pre_alloc_hook+0x64/0xe8 [ 72.596478][ T5023] __kmalloc_node+0xbc/0x5b8 [ 72.597697][ T5023] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 72.599221][ T5023] nbd_start_device+0x158/0xb34 [ 72.600536][ T5023] nbd_ioctl+0x420/0xc2c [ 72.601673][ T5023] blkdev_ioctl+0x3d8/0xbd0 [ 72.602852][ T5023] block_ioctl+0xa8/0x114 [ 72.603992][ T5023] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.605281][ T5023] invoke_syscall+0x98/0x2b8 [ 72.606494][ T5023] el0_svc_common+0x138/0x258 [ 72.607756][ T5023] do_el0_svc+0x58/0x14c [ 72.608890][ T5023] el0_svc+0x7c/0x1f0 [ 72.609951][ T5023] el0t_64_sync_handler+0x84/0xe4 [ 72.611239][ T5023] el0t_64_sync+0x1a0/0x1a4 [ 72.622967][ T5019] FAULT_INJECTION: forcing a failure. [ 72.622967][ T5019] name failslab, interval 1, probability 0, space 0, times 0 [ 72.626222][ T5019] CPU: 0 PID: 5019 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 72.628778][ T5019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.631465][ T5019] Call trace: [ 72.632316][ T5019] dump_backtrace+0x0/0x530 [ 72.633500][ T5019] show_stack+0x2c/0x3c [ 72.634567][ T5019] dump_stack_lvl+0x108/0x170 [ 72.635842][ T5019] dump_stack+0x1c/0x58 [ 72.636935][ T5019] should_fail+0x3b8/0x514 [ 72.638142][ T5019] __should_failslab+0xbc/0x110 [ 72.639436][ T5019] should_failslab+0x10/0x28 [ 72.640689][ T5019] slab_pre_alloc_hook+0x64/0xe8 [ 72.641963][ T5019] __kmalloc_node+0xbc/0x5b8 [ 72.643220][ T5019] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 72.644754][ T5019] nbd_start_device+0x158/0xb34 [ 72.646053][ T5019] nbd_ioctl+0x420/0xc2c [ 72.647161][ T5019] blkdev_ioctl+0x3d8/0xbd0 [ 72.648325][ T5019] block_ioctl+0xa8/0x114 [ 72.649485][ T5019] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.650787][ T5019] invoke_syscall+0x98/0x2b8 [ 72.651969][ T5019] el0_svc_common+0x138/0x258 [ 72.653183][ T5019] do_el0_svc+0x58/0x14c [ 72.654283][ T5019] el0_svc+0x7c/0x1f0 [ 72.655350][ T5019] el0t_64_sync_handler+0x84/0xe4 [ 72.656704][ T5019] el0t_64_sync+0x1a0/0x1a4 [ 72.668403][ T5031] block nbd2: shutting down sockets [ 72.685233][ T5028] FAULT_INJECTION: forcing a failure. [ 72.685233][ T5028] name failslab, interval 1, probability 0, space 0, times 0 [ 72.697299][ T5028] CPU: 1 PID: 5028 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 72.699743][ T5028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.702211][ T5028] Call trace: [ 72.702951][ T5028] dump_backtrace+0x0/0x530 [ 72.704068][ T5028] show_stack+0x2c/0x3c [ 72.705155][ T5028] dump_stack_lvl+0x108/0x170 [ 72.706354][ T5028] dump_stack+0x1c/0x58 [ 72.707380][ T5028] should_fail+0x3b8/0x514 [ 72.708448][ T5028] __should_failslab+0xbc/0x110 [ 72.709558][ T5028] should_failslab+0x10/0x28 [ 72.710766][ T5028] slab_pre_alloc_hook+0x64/0xe8 [ 72.712019][ T5028] kmem_cache_alloc+0x98/0x45c [ 72.713165][ T5028] new_inode_pseudo+0x110/0x200 [ 72.714359][ T5028] new_inode+0x38/0x174 [ 72.715425][ T5028] debugfs_create_dir+0xf0/0x404 [ 72.716679][ T5028] nbd_start_device+0x3bc/0xb34 [ 72.717922][ T5028] nbd_ioctl+0x420/0xc2c [ 72.718920][ T5028] blkdev_ioctl+0x3d8/0xbd0 [ 72.720120][ T5028] block_ioctl+0xa8/0x114 [ 72.721155][ T5028] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.722435][ T5028] invoke_syscall+0x98/0x2b8 [ 72.723623][ T5028] el0_svc_common+0x138/0x258 [ 72.724691][ T5028] do_el0_svc+0x58/0x14c [ 72.725786][ T5028] el0_svc+0x7c/0x1f0 [ 72.726786][ T5028] el0t_64_sync_handler+0x84/0xe4 [ 72.727891][ T5028] el0t_64_sync+0x1a0/0x1a4 [ 72.730194][ T5032] block nbd4: shutting down sockets [ 72.732799][ T5028] debugfs: out of free dentries, can not create directory 'nbd2' [ 72.734777][ T5028] block nbd2: Failed to create debugfs dir for 'nbd2' [ 72.750520][ T5036] block nbd1: shutting down sockets [ 72.761256][ T5030] FAULT_INJECTION: forcing a failure. [ 72.761256][ T5030] name failslab, interval 1, probability 0, space 0, times 0 [ 72.765831][ T5030] CPU: 0 PID: 5030 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 72.768418][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.770888][ T5030] Call trace: [ 72.771712][ T5030] dump_backtrace+0x0/0x530 [ 72.772821][ T5030] show_stack+0x2c/0x3c [ 72.773848][ T5030] dump_stack_lvl+0x108/0x170 [ 72.774936][ T5030] dump_stack+0x1c/0x58 [ 72.775990][ T5030] should_fail+0x3b8/0x514 [ 72.777118][ T5030] __should_failslab+0xbc/0x110 [ 72.778405][ T5030] should_failslab+0x10/0x28 [ 72.779564][ T5030] slab_pre_alloc_hook+0x64/0xe8 [ 72.780834][ T5030] __kmalloc_node+0xbc/0x5b8 [ 72.782033][ T5030] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.783379][ T5030] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.784789][ T5030] nbd_start_device+0x158/0xb34 [ 72.786078][ T5030] nbd_ioctl+0x420/0xc2c [ 72.787189][ T5030] blkdev_ioctl+0x3d8/0xbd0 [ 72.788384][ T5030] block_ioctl+0xa8/0x114 [ 72.789476][ T5030] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.790795][ T5030] invoke_syscall+0x98/0x2b8 [ 72.792001][ T5030] el0_svc_common+0x138/0x258 [ 72.793222][ T5030] do_el0_svc+0x58/0x14c [ 72.794267][ T5030] el0_svc+0x7c/0x1f0 [ 72.795329][ T5030] el0t_64_sync_handler+0x84/0xe4 [ 72.796577][ T5030] el0t_64_sync+0x1a0/0x1a4 [ 72.798434][ T5035] block nbd0: shutting down sockets [ 72.800857][ T5030] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.828603][ T5043] block nbd3: shutting down sockets [ 72.831692][ T5036] FAULT_INJECTION: forcing a failure. [ 72.831692][ T5036] name failslab, interval 1, probability 0, space 0, times 0 [ 72.841398][ T5035] FAULT_INJECTION: forcing a failure. [ 72.841398][ T5035] name failslab, interval 1, probability 0, space 0, times 0 [ 72.842416][ T5036] CPU: 1 PID: 5036 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 72.846962][ T5036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.849369][ T5036] Call trace: [ 72.850236][ T5036] dump_backtrace+0x0/0x530 [ 72.851278][ T5036] show_stack+0x2c/0x3c [ 72.852215][ T5036] dump_stack_lvl+0x108/0x170 [ 72.853281][ T5036] dump_stack+0x1c/0x58 [ 72.854244][ T5036] should_fail+0x3b8/0x514 [ 72.855230][ T5036] __should_failslab+0xbc/0x110 [ 72.856411][ T5036] should_failslab+0x10/0x28 [ 72.857560][ T5036] slab_pre_alloc_hook+0x64/0xe8 [ 72.858758][ T5036] __kmalloc_node+0xbc/0x5b8 [ 72.859857][ T5036] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.861252][ T5036] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.862652][ T5036] nbd_start_device+0x158/0xb34 [ 72.863803][ T5036] nbd_ioctl+0x420/0xc2c [ 72.864834][ T5036] blkdev_ioctl+0x3d8/0xbd0 [ 72.865962][ T5036] block_ioctl+0xa8/0x114 [ 72.867030][ T5036] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.868151][ T5036] invoke_syscall+0x98/0x2b8 [ 72.869266][ T5036] el0_svc_common+0x138/0x258 [ 72.870346][ T5036] do_el0_svc+0x58/0x14c [ 72.871451][ T5036] el0_svc+0x7c/0x1f0 [ 72.872460][ T5036] el0t_64_sync_handler+0x84/0xe4 [ 72.873597][ T5036] el0t_64_sync+0x1a0/0x1a4 [ 72.874685][ T5035] CPU: 0 PID: 5035 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 72.877172][ T5035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.879578][ T5035] Call trace: [ 72.880371][ T5035] dump_backtrace+0x0/0x530 [ 72.881615][ T5035] show_stack+0x2c/0x3c [ 72.882549][ T5035] dump_stack_lvl+0x108/0x170 [ 72.883744][ T5035] dump_stack+0x1c/0x58 [ 72.884673][ T5035] should_fail+0x3b8/0x514 [ 72.885711][ T5035] __should_failslab+0xbc/0x110 [ 72.886910][ T5035] should_failslab+0x10/0x28 [ 72.888000][ T5035] slab_pre_alloc_hook+0x64/0xe8 [ 72.889092][ T5035] __kmalloc_node+0xbc/0x5b8 [ 72.890124][ T5035] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.891560][ T5035] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.893033][ T5035] nbd_start_device+0x158/0xb34 [ 72.894222][ T5035] nbd_ioctl+0x420/0xc2c [ 72.895257][ T5035] blkdev_ioctl+0x3d8/0xbd0 [ 72.896287][ T5035] block_ioctl+0xa8/0x114 [ 72.897310][ T5035] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.898608][ T5035] invoke_syscall+0x98/0x2b8 [ 72.899720][ T5035] el0_svc_common+0x138/0x258 [ 72.900782][ T5035] do_el0_svc+0x58/0x14c [ 72.901834][ T5035] el0_svc+0x7c/0x1f0 [ 72.902856][ T5035] el0t_64_sync_handler+0x84/0xe4 [ 72.904093][ T5035] el0t_64_sync+0x1a0/0x1a4 [ 72.907299][ T5036] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.911916][ T5039] FAULT_INJECTION: forcing a failure. [ 72.911916][ T5039] name failslab, interval 1, probability 0, space 0, times 0 [ 72.919938][ T5039] CPU: 0 PID: 5039 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 72.920204][ T5042] block nbd2: shutting down sockets [ 72.922380][ T5039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.922395][ T5039] Call trace: [ 72.922399][ T5039] dump_backtrace+0x0/0x530 [ 72.927945][ T5039] show_stack+0x2c/0x3c [ 72.928947][ T5039] dump_stack_lvl+0x108/0x170 [ 72.930044][ T5039] dump_stack+0x1c/0x58 [ 72.931051][ T5039] should_fail+0x3b8/0x514 [ 72.932062][ T5039] __should_failslab+0xbc/0x110 [ 72.933207][ T5039] should_failslab+0x10/0x28 [ 72.934294][ T5039] slab_pre_alloc_hook+0x64/0xe8 [ 72.935479][ T5039] __kmalloc_node+0xbc/0x5b8 [ 72.936540][ T5039] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 72.937715][ T5039] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 72.939058][ T5039] nbd_start_device+0x158/0xb34 [ 72.940277][ T5039] nbd_ioctl+0x420/0xc2c [ 72.941348][ T5039] blkdev_ioctl+0x3d8/0xbd0 [ 72.941855][ T5042] FAULT_INJECTION: forcing a failure. [ 72.941855][ T5042] name failslab, interval 1, probability 0, space 0, times 0 [ 72.942343][ T5039] block_ioctl+0xa8/0x114 [ 72.946585][ T5039] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.947882][ T5039] invoke_syscall+0x98/0x2b8 [ 72.949040][ T5039] el0_svc_common+0x138/0x258 [ 72.950061][ T5039] do_el0_svc+0x58/0x14c [ 72.950981][ T5039] el0_svc+0x7c/0x1f0 [ 72.951998][ T5039] el0t_64_sync_handler+0x84/0xe4 [ 72.953266][ T5039] el0t_64_sync+0x1a0/0x1a4 [ 72.954371][ T5042] CPU: 1 PID: 5042 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 72.956965][ T5042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 72.959299][ T5042] Call trace: [ 72.960020][ T5042] dump_backtrace+0x0/0x530 [ 72.961151][ T5042] show_stack+0x2c/0x3c [ 72.962223][ T5042] dump_stack_lvl+0x108/0x170 [ 72.963540][ T5042] dump_stack+0x1c/0x58 [ 72.964457][ T5042] should_fail+0x3b8/0x514 [ 72.965542][ T5042] __should_failslab+0xbc/0x110 [ 72.966756][ T5042] should_failslab+0x10/0x28 [ 72.966852][ T5035] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.967894][ T5042] slab_pre_alloc_hook+0x64/0xe8 [ 72.967909][ T5042] kmem_cache_alloc+0x98/0x45c [ 72.967919][ T5042] new_inode_pseudo+0x110/0x200 [ 72.967929][ T5042] new_inode+0x38/0x174 [ 72.973884][ T5039] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 72.974311][ T5042] debugfs_create_dir+0xf0/0x404 [ 72.977202][ T5042] nbd_start_device+0x3bc/0xb34 [ 72.978320][ T5042] nbd_ioctl+0x420/0xc2c [ 72.979419][ T5042] blkdev_ioctl+0x3d8/0xbd0 [ 72.980532][ T5042] block_ioctl+0xa8/0x114 [ 72.981493][ T5042] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.982703][ T5042] invoke_syscall+0x98/0x2b8 [ 72.983730][ T5042] el0_svc_common+0x138/0x258 [ 72.984937][ T5042] do_el0_svc+0x58/0x14c [ 72.985916][ T5042] el0_svc+0x7c/0x1f0 [ 72.986824][ T5042] el0t_64_sync_handler+0x84/0xe4 [ 72.988001][ T5042] el0t_64_sync+0x1a0/0x1a4 [ 72.996923][ T5042] debugfs: out of free dentries, can not create directory 'nbd2' [ 73.003949][ T5042] block nbd2: Failed to create debugfs dir for 'nbd2' [ 73.011511][ T5045] block nbd4: shutting down sockets [ 73.051537][ T5045] FAULT_INJECTION: forcing a failure. [ 73.051537][ T5045] name failslab, interval 1, probability 0, space 0, times 0 [ 73.058263][ T5045] CPU: 0 PID: 5045 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 73.060566][ T5045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.062928][ T5045] Call trace: [ 73.063688][ T5045] dump_backtrace+0x0/0x530 [ 73.064784][ T5045] show_stack+0x2c/0x3c [ 73.065661][ T5045] dump_stack_lvl+0x108/0x170 [ 73.066743][ T5045] dump_stack+0x1c/0x58 [ 73.067723][ T5045] should_fail+0x3b8/0x514 [ 73.068850][ T5045] __should_failslab+0xbc/0x110 [ 73.069966][ T5045] should_failslab+0x10/0x28 [ 73.071116][ T5045] slab_pre_alloc_hook+0x64/0xe8 [ 73.072206][ T5045] __kmalloc_node+0xbc/0x5b8 [ 73.073249][ T5045] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.074378][ T5045] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.075783][ T5045] nbd_start_device+0x158/0xb34 [ 73.076953][ T5045] nbd_ioctl+0x420/0xc2c [ 73.077933][ T5045] blkdev_ioctl+0x3d8/0xbd0 [ 73.079064][ T5045] block_ioctl+0xa8/0x114 [ 73.080074][ T5045] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.081279][ T5045] invoke_syscall+0x98/0x2b8 [ 73.082382][ T5045] el0_svc_common+0x138/0x258 [ 73.083493][ T5045] do_el0_svc+0x58/0x14c [ 73.084515][ T5045] el0_svc+0x7c/0x1f0 [ 73.085548][ T5045] el0t_64_sync_handler+0x84/0xe4 [ 73.086689][ T5045] el0t_64_sync+0x1a0/0x1a4 [ 73.095382][ T5045] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.108962][ T5054] block nbd1: shutting down sockets [ 73.168568][ T5051] block nbd0: shutting down sockets [ 73.170861][ T5059] block nbd3: shutting down sockets [ 73.171156][ T5049] FAULT_INJECTION: forcing a failure. [ 73.171156][ T5049] name failslab, interval 1, probability 0, space 0, times 0 [ 73.175232][ T5049] CPU: 1 PID: 5049 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 73.177459][ T5049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.179914][ T5049] Call trace: [ 73.180674][ T5049] dump_backtrace+0x0/0x530 [ 73.181648][ T5049] show_stack+0x2c/0x3c [ 73.182582][ T5049] dump_stack_lvl+0x108/0x170 [ 73.183732][ T5049] dump_stack+0x1c/0x58 [ 73.184888][ T5049] should_fail+0x3b8/0x514 [ 73.185932][ T5049] __should_failslab+0xbc/0x110 [ 73.187224][ T5049] should_failslab+0x10/0x28 [ 73.188276][ T5049] slab_pre_alloc_hook+0x64/0xe8 [ 73.189491][ T5049] __kmalloc_node+0xbc/0x5b8 [ 73.189813][ T5060] block nbd2: shutting down sockets [ 73.190519][ T5049] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.192901][ T5056] FAULT_INJECTION: forcing a failure. [ 73.192901][ T5056] name failslab, interval 1, probability 0, space 0, times 0 [ 73.192932][ T5049] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.197157][ T5049] nbd_start_device+0x158/0xb34 [ 73.198267][ T5049] nbd_ioctl+0x420/0xc2c [ 73.199243][ T5049] blkdev_ioctl+0x3d8/0xbd0 [ 73.200312][ T5049] block_ioctl+0xa8/0x114 [ 73.201179][ T5049] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.202305][ T5049] invoke_syscall+0x98/0x2b8 [ 73.203422][ T5049] el0_svc_common+0x138/0x258 [ 73.204669][ T5049] do_el0_svc+0x58/0x14c [ 73.205561][ T5049] el0_svc+0x7c/0x1f0 [ 73.206526][ T5049] el0t_64_sync_handler+0x84/0xe4 [ 73.207746][ T5049] el0t_64_sync+0x1a0/0x1a4 [ 73.208961][ T5056] CPU: 0 PID: 5056 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 73.211370][ T5056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.213846][ T5056] Call trace: [ 73.214535][ T5056] dump_backtrace+0x0/0x530 [ 73.215628][ T5056] show_stack+0x2c/0x3c [ 73.216557][ T5056] dump_stack_lvl+0x108/0x170 [ 73.216867][ T5049] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.217664][ T5056] dump_stack+0x1c/0x58 [ 73.220091][ T5056] should_fail+0x3b8/0x514 [ 73.221147][ T5056] __should_failslab+0xbc/0x110 [ 73.222387][ T5056] should_failslab+0x10/0x28 [ 73.223510][ T5056] slab_pre_alloc_hook+0x64/0xe8 [ 73.224741][ T5056] kmem_cache_alloc+0x98/0x45c [ 73.225867][ T5056] new_inode_pseudo+0x110/0x200 [ 73.226996][ T5056] new_inode+0x38/0x174 [ 73.228069][ T5056] debugfs_create_dir+0xf0/0x404 [ 73.229277][ T5056] nbd_start_device+0x3bc/0xb34 [ 73.230346][ T5056] nbd_ioctl+0x420/0xc2c [ 73.231359][ T5056] blkdev_ioctl+0x3d8/0xbd0 [ 73.232423][ T5056] block_ioctl+0xa8/0x114 [ 73.233474][ T5056] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.234626][ T5056] invoke_syscall+0x98/0x2b8 [ 73.235645][ T5056] el0_svc_common+0x138/0x258 [ 73.236757][ T5056] do_el0_svc+0x58/0x14c [ 73.237677][ T5056] el0_svc+0x7c/0x1f0 [ 73.238654][ T5056] el0t_64_sync_handler+0x84/0xe4 [ 73.239955][ T5056] el0t_64_sync+0x1a0/0x1a4 [ 73.242822][ T5056] debugfs: out of free dentries, can not create directory 'nbd2' [ 73.244653][ T5056] block nbd2: Failed to create debugfs dir for 'nbd2' [ 73.257611][ T5053] FAULT_INJECTION: forcing a failure. [ 73.257611][ T5053] name failslab, interval 1, probability 0, space 0, times 0 [ 73.259350][ T5058] block nbd4: shutting down sockets [ 73.261974][ T5051] FAULT_INJECTION: forcing a failure. [ 73.261974][ T5051] name failslab, interval 1, probability 0, space 0, times 0 [ 73.265874][ T5053] CPU: 1 PID: 5053 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 73.268279][ T5053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.270538][ T5053] Call trace: [ 73.271355][ T5053] dump_backtrace+0x0/0x530 [ 73.272413][ T5053] show_stack+0x2c/0x3c [ 73.273247][ T5053] dump_stack_lvl+0x108/0x170 [ 73.274326][ T5053] dump_stack+0x1c/0x58 [ 73.275286][ T5053] should_fail+0x3b8/0x514 [ 73.276266][ T5053] __should_failslab+0xbc/0x110 [ 73.277401][ T5053] should_failslab+0x10/0x28 [ 73.278462][ T5053] slab_pre_alloc_hook+0x64/0xe8 [ 73.279552][ T5053] __kmalloc_node+0xbc/0x5b8 [ 73.280564][ T5053] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.281749][ T5053] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.283134][ T5053] nbd_start_device+0x158/0xb34 [ 73.284343][ T5053] nbd_ioctl+0x420/0xc2c [ 73.285376][ T5053] blkdev_ioctl+0x3d8/0xbd0 [ 73.286368][ T5053] block_ioctl+0xa8/0x114 [ 73.287336][ T5053] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.288508][ T5053] invoke_syscall+0x98/0x2b8 [ 73.289575][ T5053] el0_svc_common+0x138/0x258 [ 73.290721][ T5053] do_el0_svc+0x58/0x14c [ 73.291631][ T5053] el0_svc+0x7c/0x1f0 [ 73.292548][ T5053] el0t_64_sync_handler+0x84/0xe4 [ 73.293761][ T5053] el0t_64_sync+0x1a0/0x1a4 [ 73.296179][ T5051] CPU: 0 PID: 5051 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 73.298317][ T5051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.300543][ T5051] Call trace: [ 73.301252][ T5051] dump_backtrace+0x0/0x530 [ 73.301549][ T5053] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.302271][ T5051] show_stack+0x2c/0x3c [ 73.302285][ T5051] dump_stack_lvl+0x108/0x170 [ 73.302295][ T5051] dump_stack+0x1c/0x58 [ 73.302304][ T5051] should_fail+0x3b8/0x514 [ 73.308097][ T5051] __should_failslab+0xbc/0x110 [ 73.309198][ T5051] should_failslab+0x10/0x28 [ 73.310205][ T5051] slab_pre_alloc_hook+0x64/0xe8 [ 73.311407][ T5051] __kmalloc_node+0xbc/0x5b8 [ 73.312427][ T5051] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.313656][ T5051] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.315044][ T5051] nbd_start_device+0x158/0xb34 [ 73.316201][ T5051] nbd_ioctl+0x420/0xc2c [ 73.317294][ T5051] blkdev_ioctl+0x3d8/0xbd0 [ 73.318369][ T5051] block_ioctl+0xa8/0x114 [ 73.319404][ T5051] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.320664][ T5051] invoke_syscall+0x98/0x2b8 [ 73.321881][ T5051] el0_svc_common+0x138/0x258 [ 73.323023][ T5051] do_el0_svc+0x58/0x14c [ 73.323965][ T5051] el0_svc+0x7c/0x1f0 [ 73.324980][ T5051] el0t_64_sync_handler+0x84/0xe4 [ 73.326218][ T5051] el0t_64_sync+0x1a0/0x1a4 [ 73.343749][ T5051] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.345391][ T5058] FAULT_INJECTION: forcing a failure. [ 73.345391][ T5058] name failslab, interval 1, probability 0, space 0, times 0 [ 73.351147][ T5058] CPU: 1 PID: 5058 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 73.353491][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.355799][ T5058] Call trace: [ 73.356505][ T5058] dump_backtrace+0x0/0x530 [ 73.357456][ T5058] show_stack+0x2c/0x3c [ 73.358427][ T5058] dump_stack_lvl+0x108/0x170 [ 73.359553][ T5058] dump_stack+0x1c/0x58 [ 73.360496][ T5058] should_fail+0x3b8/0x514 [ 73.361640][ T5058] __should_failslab+0xbc/0x110 [ 73.362845][ T5058] should_failslab+0x10/0x28 [ 73.363849][ T5058] slab_pre_alloc_hook+0x64/0xe8 [ 73.365005][ T5058] __kmalloc_node+0xbc/0x5b8 [ 73.366113][ T5058] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.367424][ T5058] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.368813][ T5058] nbd_start_device+0x158/0xb34 [ 73.369957][ T5058] nbd_ioctl+0x420/0xc2c [ 73.371034][ T5058] blkdev_ioctl+0x3d8/0xbd0 [ 73.372140][ T5058] block_ioctl+0xa8/0x114 [ 73.373174][ T5058] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.374429][ T5058] invoke_syscall+0x98/0x2b8 [ 73.375436][ T5058] el0_svc_common+0x138/0x258 [ 73.376598][ T5058] do_el0_svc+0x58/0x14c [ 73.377576][ T5058] el0_svc+0x7c/0x1f0 [ 73.378450][ T5058] el0t_64_sync_handler+0x84/0xe4 [ 73.379773][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 73.382874][ T5058] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.454579][ T5065] block nbd2: shutting down sockets [ 73.456540][ T5066] block nbd1: shutting down sockets [ 73.461692][ T5065] FAULT_INJECTION: forcing a failure. [ 73.461692][ T5065] name failslab, interval 1, probability 0, space 0, times 0 [ 73.464973][ T5065] CPU: 0 PID: 5065 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 73.467159][ T5065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.469553][ T5065] Call trace: [ 73.470259][ T5065] dump_backtrace+0x0/0x530 [ 73.471463][ T5065] show_stack+0x2c/0x3c [ 73.472384][ T5065] dump_stack_lvl+0x108/0x170 [ 73.473390][ T5065] dump_stack+0x1c/0x58 [ 73.474395][ T5065] should_fail+0x3b8/0x514 [ 73.475485][ T5065] __should_failslab+0xbc/0x110 [ 73.476702][ T5065] should_failslab+0x10/0x28 [ 73.477829][ T5065] slab_pre_alloc_hook+0x64/0xe8 [ 73.478927][ T5065] kmem_cache_alloc+0x98/0x45c [ 73.480061][ T5065] new_inode_pseudo+0x110/0x200 [ 73.481224][ T5065] new_inode+0x38/0x174 [ 73.482229][ T5065] debugfs_create_dir+0xf0/0x404 [ 73.483384][ T5065] nbd_start_device+0x3bc/0xb34 [ 73.484437][ T5065] nbd_ioctl+0x420/0xc2c [ 73.485611][ T5065] blkdev_ioctl+0x3d8/0xbd0 [ 73.486712][ T5065] block_ioctl+0xa8/0x114 [ 73.487885][ T5065] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.489038][ T5065] invoke_syscall+0x98/0x2b8 [ 73.490099][ T5065] el0_svc_common+0x138/0x258 [ 73.491088][ T5065] do_el0_svc+0x58/0x14c [ 73.492079][ T5065] el0_svc+0x7c/0x1f0 [ 73.492972][ T5065] el0t_64_sync_handler+0x84/0xe4 [ 73.494140][ T5065] el0t_64_sync+0x1a0/0x1a4 [ 73.498081][ T5070] block nbd3: shutting down sockets [ 73.500975][ T5065] debugfs: out of free dentries, can not create directory 'nbd2' [ 73.502806][ T5065] block nbd2: Failed to create debugfs dir for 'nbd2' [ 73.518710][ T5073] block nbd4: shutting down sockets [ 73.520907][ T5066] FAULT_INJECTION: forcing a failure. [ 73.520907][ T5066] name failslab, interval 1, probability 0, space 0, times 0 [ 73.521141][ T5074] block nbd0: shutting down sockets [ 73.523661][ T5066] CPU: 1 PID: 5066 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 73.523680][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.523687][ T5066] Call trace: [ 73.523691][ T5066] dump_backtrace+0x0/0x530 [ 73.531239][ T5066] show_stack+0x2c/0x3c [ 73.532246][ T5066] dump_stack_lvl+0x108/0x170 [ 73.533379][ T5066] dump_stack+0x1c/0x58 [ 73.534301][ T5066] should_fail+0x3b8/0x514 [ 73.535269][ T5066] __should_failslab+0xbc/0x110 [ 73.536370][ T5066] should_failslab+0x10/0x28 [ 73.537518][ T5066] slab_pre_alloc_hook+0x64/0xe8 [ 73.538649][ T5066] __kmalloc_node+0xbc/0x5b8 [ 73.539667][ T5066] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.540906][ T5066] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.542256][ T5066] nbd_start_device+0x158/0xb34 [ 73.543262][ T5066] nbd_ioctl+0x420/0xc2c [ 73.544252][ T5066] blkdev_ioctl+0x3d8/0xbd0 [ 73.545322][ T5066] block_ioctl+0xa8/0x114 [ 73.546346][ T5066] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.547374][ T5066] invoke_syscall+0x98/0x2b8 [ 73.548551][ T5066] el0_svc_common+0x138/0x258 [ 73.549660][ T5066] do_el0_svc+0x58/0x14c [ 73.550646][ T5066] el0_svc+0x7c/0x1f0 [ 73.551546][ T5066] el0t_64_sync_handler+0x84/0xe4 [ 73.552714][ T5066] el0t_64_sync+0x1a0/0x1a4 [ 73.554269][ T5070] FAULT_INJECTION: forcing a failure. [ 73.554269][ T5070] name failslab, interval 1, probability 0, space 0, times 0 [ 73.557045][ T5070] CPU: 0 PID: 5070 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 73.559244][ T5070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.561402][ T5070] Call trace: [ 73.561668][ T5066] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.562190][ T5070] dump_backtrace+0x0/0x530 [ 73.564698][ T5070] show_stack+0x2c/0x3c [ 73.565775][ T5070] dump_stack_lvl+0x108/0x170 [ 73.566912][ T5070] dump_stack+0x1c/0x58 [ 73.567932][ T5070] should_fail+0x3b8/0x514 [ 73.569025][ T5070] __should_failslab+0xbc/0x110 [ 73.570117][ T5070] should_failslab+0x10/0x28 [ 73.571268][ T5070] slab_pre_alloc_hook+0x64/0xe8 [ 73.572354][ T5070] __kmalloc_node+0xbc/0x5b8 [ 73.573463][ T5070] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.574762][ T5070] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.576097][ T5070] nbd_start_device+0x158/0xb34 [ 73.577268][ T5070] nbd_ioctl+0x420/0xc2c [ 73.578390][ T5070] blkdev_ioctl+0x3d8/0xbd0 [ 73.579501][ T5070] block_ioctl+0xa8/0x114 [ 73.580511][ T5070] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.581619][ T5070] invoke_syscall+0x98/0x2b8 [ 73.582752][ T5070] el0_svc_common+0x138/0x258 [ 73.583892][ T5070] do_el0_svc+0x58/0x14c [ 73.584880][ T5070] el0_svc+0x7c/0x1f0 [ 73.585887][ T5070] el0t_64_sync_handler+0x84/0xe4 [ 73.586994][ T5070] el0t_64_sync+0x1a0/0x1a4 [ 73.595263][ T5070] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.603662][ T5073] FAULT_INJECTION: forcing a failure. [ 73.603662][ T5073] name failslab, interval 1, probability 0, space 0, times 0 [ 73.614846][ T5074] FAULT_INJECTION: forcing a failure. [ 73.614846][ T5074] name failslab, interval 1, probability 0, space 0, times 0 [ 73.625392][ T5074] CPU: 0 PID: 5074 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 73.627704][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.629968][ T5074] Call trace: [ 73.630622][ T5074] dump_backtrace+0x0/0x530 [ 73.631607][ T5074] show_stack+0x2c/0x3c [ 73.632683][ T5074] dump_stack_lvl+0x108/0x170 [ 73.633727][ T5074] dump_stack+0x1c/0x58 [ 73.634626][ T5074] should_fail+0x3b8/0x514 [ 73.635739][ T5074] __should_failslab+0xbc/0x110 [ 73.636806][ T5074] should_failslab+0x10/0x28 [ 73.637918][ T5074] slab_pre_alloc_hook+0x64/0xe8 [ 73.639202][ T5074] __kmalloc_node+0xbc/0x5b8 [ 73.640553][ T5074] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.641907][ T5074] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.643340][ T5074] nbd_start_device+0x158/0xb34 [ 73.644546][ T5074] nbd_ioctl+0x420/0xc2c [ 73.645640][ T5074] blkdev_ioctl+0x3d8/0xbd0 [ 73.646890][ T5074] block_ioctl+0xa8/0x114 [ 73.647912][ T5074] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.649165][ T5074] invoke_syscall+0x98/0x2b8 [ 73.650301][ T5074] el0_svc_common+0x138/0x258 [ 73.651533][ T5074] do_el0_svc+0x58/0x14c [ 73.652629][ T5074] el0_svc+0x7c/0x1f0 [ 73.653649][ T5074] el0t_64_sync_handler+0x84/0xe4 [ 73.654976][ T5074] el0t_64_sync+0x1a0/0x1a4 [ 73.657895][ T5073] CPU: 0 PID: 5073 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 73.660668][ T5073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.663132][ T5073] Call trace: [ 73.663976][ T5073] dump_backtrace+0x0/0x530 [ 73.665147][ T5073] show_stack+0x2c/0x3c [ 73.666099][ T5073] dump_stack_lvl+0x108/0x170 [ 73.667267][ T5073] dump_stack+0x1c/0x58 [ 73.668280][ T5073] should_fail+0x3b8/0x514 [ 73.669423][ T5073] __should_failslab+0xbc/0x110 [ 73.670656][ T5073] should_failslab+0x10/0x28 [ 73.671782][ T5073] slab_pre_alloc_hook+0x64/0xe8 [ 73.672935][ T5073] __kmalloc_node+0xbc/0x5b8 [ 73.674017][ T5073] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.675355][ T5073] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.676827][ T5073] nbd_start_device+0x158/0xb34 [ 73.678010][ T5073] nbd_ioctl+0x420/0xc2c [ 73.679083][ T5073] blkdev_ioctl+0x3d8/0xbd0 [ 73.680202][ T5073] block_ioctl+0xa8/0x114 [ 73.681226][ T5073] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.682309][ T5073] invoke_syscall+0x98/0x2b8 [ 73.683532][ T5073] el0_svc_common+0x138/0x258 [ 73.684640][ T5073] do_el0_svc+0x58/0x14c [ 73.685658][ T5073] el0_svc+0x7c/0x1f0 [ 73.686569][ T5073] el0t_64_sync_handler+0x84/0xe4 [ 73.687818][ T5073] el0t_64_sync+0x1a0/0x1a4 [ 73.692998][ T5073] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.698645][ T5074] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.768751][ T5083] block nbd1: shutting down sockets [ 73.779637][ T5088] block nbd4: shutting down sockets [ 73.786452][ T5085] block nbd3: shutting down sockets [ 73.791144][ T5083] FAULT_INJECTION: forcing a failure. [ 73.791144][ T5083] name failslab, interval 1, probability 0, space 0, times 0 [ 73.794196][ T5083] CPU: 0 PID: 5083 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 73.796586][ T5083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.798894][ T5083] Call trace: [ 73.799677][ T5083] dump_backtrace+0x0/0x530 [ 73.800727][ T5083] show_stack+0x2c/0x3c [ 73.801758][ T5083] dump_stack_lvl+0x108/0x170 [ 73.803026][ T5083] dump_stack+0x1c/0x58 [ 73.803947][ T5083] should_fail+0x3b8/0x514 [ 73.804931][ T5083] __should_failslab+0xbc/0x110 [ 73.805338][ T5089] block nbd2: shutting down sockets [ 73.806217][ T5083] should_failslab+0x10/0x28 [ 73.806233][ T5083] slab_pre_alloc_hook+0x64/0xe8 [ 73.806243][ T5083] __kmalloc_node+0xbc/0x5b8 [ 73.806252][ T5083] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.812455][ T5083] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.813983][ T5083] nbd_start_device+0x158/0xb34 [ 73.815148][ T5083] nbd_ioctl+0x420/0xc2c [ 73.816075][ T5083] blkdev_ioctl+0x3d8/0xbd0 [ 73.817252][ T5083] block_ioctl+0xa8/0x114 [ 73.818412][ T5083] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.819647][ T5083] invoke_syscall+0x98/0x2b8 [ 73.820789][ T5083] el0_svc_common+0x138/0x258 [ 73.821992][ T5083] do_el0_svc+0x58/0x14c [ 73.823143][ T5083] el0_svc+0x7c/0x1f0 [ 73.824103][ T5083] el0t_64_sync_handler+0x84/0xe4 [ 73.825276][ T5083] el0t_64_sync+0x1a0/0x1a4 [ 73.827148][ T5083] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.827455][ T5089] FAULT_INJECTION: forcing a failure. [ 73.827455][ T5089] name failslab, interval 1, probability 0, space 0, times 0 [ 73.832165][ T5089] CPU: 1 PID: 5089 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 73.834327][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.836882][ T5089] Call trace: [ 73.837643][ T5089] dump_backtrace+0x0/0x530 [ 73.838781][ T5089] show_stack+0x2c/0x3c [ 73.839809][ T5089] dump_stack_lvl+0x108/0x170 [ 73.840943][ T5089] dump_stack+0x1c/0x58 [ 73.841895][ T5089] should_fail+0x3b8/0x514 [ 73.842936][ T5089] __should_failslab+0xbc/0x110 [ 73.844012][ T5089] should_failslab+0x10/0x28 [ 73.845085][ T5089] slab_pre_alloc_hook+0x64/0xe8 [ 73.846281][ T5089] kmem_cache_alloc+0x98/0x45c [ 73.847384][ T5089] new_inode_pseudo+0x110/0x200 [ 73.848621][ T5089] new_inode+0x38/0x174 [ 73.849552][ T5089] debugfs_create_dir+0xf0/0x404 [ 73.850730][ T5089] nbd_start_device+0x3bc/0xb34 [ 73.851855][ T5089] nbd_ioctl+0x420/0xc2c [ 73.852872][ T5089] blkdev_ioctl+0x3d8/0xbd0 [ 73.853927][ T5089] block_ioctl+0xa8/0x114 [ 73.854838][ T5089] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.856010][ T5089] invoke_syscall+0x98/0x2b8 [ 73.857157][ T5089] el0_svc_common+0x138/0x258 [ 73.858249][ T5089] do_el0_svc+0x58/0x14c [ 73.859399][ T5089] el0_svc+0x7c/0x1f0 [ 73.860349][ T5089] el0t_64_sync_handler+0x84/0xe4 [ 73.861598][ T5089] el0t_64_sync+0x1a0/0x1a4 [ 73.866395][ T5089] debugfs: out of free dentries, can not create directory 'nbd2' [ 73.871436][ T5085] FAULT_INJECTION: forcing a failure. [ 73.871436][ T5085] name failslab, interval 1, probability 0, space 0, times 0 [ 73.876779][ T5094] block nbd0: shutting down sockets [ 73.877434][ T5088] FAULT_INJECTION: forcing a failure. [ 73.877434][ T5088] name failslab, interval 1, probability 0, space 0, times 0 [ 73.882632][ T5085] CPU: 1 PID: 5085 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 73.884872][ T5085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.887238][ T5085] Call trace: [ 73.888024][ T5085] dump_backtrace+0x0/0x530 [ 73.889170][ T5085] show_stack+0x2c/0x3c [ 73.890265][ T5085] dump_stack_lvl+0x108/0x170 [ 73.891488][ T5085] dump_stack+0x1c/0x58 [ 73.891569][ T5089] block nbd2: Failed to create debugfs dir for 'nbd2' [ 73.892565][ T5085] should_fail+0x3b8/0x514 [ 73.892580][ T5085] __should_failslab+0xbc/0x110 [ 73.892597][ T5085] should_failslab+0x10/0x28 [ 73.897576][ T5085] slab_pre_alloc_hook+0x64/0xe8 [ 73.898636][ T5085] __kmalloc_node+0xbc/0x5b8 [ 73.899731][ T5085] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.900933][ T5085] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.902166][ T5085] nbd_start_device+0x158/0xb34 [ 73.903264][ T5085] nbd_ioctl+0x420/0xc2c [ 73.904318][ T5085] blkdev_ioctl+0x3d8/0xbd0 [ 73.905360][ T5085] block_ioctl+0xa8/0x114 [ 73.906506][ T5085] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.907783][ T5085] invoke_syscall+0x98/0x2b8 [ 73.908842][ T5085] el0_svc_common+0x138/0x258 [ 73.909996][ T5085] do_el0_svc+0x58/0x14c [ 73.911145][ T5085] el0_svc+0x7c/0x1f0 [ 73.912004][ T5085] el0t_64_sync_handler+0x84/0xe4 [ 73.913107][ T5085] el0t_64_sync+0x1a0/0x1a4 [ 73.914277][ T5088] CPU: 0 PID: 5088 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 73.916088][ T5085] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 73.916823][ T5088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 73.916836][ T5088] Call trace: [ 73.916840][ T5088] dump_backtrace+0x0/0x530 [ 73.916852][ T5088] show_stack+0x2c/0x3c [ 73.923645][ T5088] dump_stack_lvl+0x108/0x170 [ 73.924788][ T5088] dump_stack+0x1c/0x58 [ 73.925863][ T5088] should_fail+0x3b8/0x514 [ 73.926950][ T5088] __should_failslab+0xbc/0x110 [ 73.928206][ T5088] should_failslab+0x10/0x28 [ 73.929363][ T5088] slab_pre_alloc_hook+0x64/0xe8 [ 73.930593][ T5088] __kmalloc_node+0xbc/0x5b8 [ 73.931872][ T5088] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 73.933153][ T5088] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 73.934496][ T5088] nbd_start_device+0x158/0xb34 [ 73.935719][ T5088] nbd_ioctl+0x420/0xc2c [ 73.936844][ T5088] blkdev_ioctl+0x3d8/0xbd0 [ 73.937993][ T5088] block_ioctl+0xa8/0x114 [ 73.939110][ T5088] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.940428][ T5088] invoke_syscall+0x98/0x2b8 [ 73.941583][ T5088] el0_svc_common+0x138/0x258 [ 73.942766][ T5088] do_el0_svc+0x58/0x14c [ 73.943898][ T5088] el0_svc+0x7c/0x1f0 [ 73.944904][ T5088] el0t_64_sync_handler+0x84/0xe4 [ 73.946184][ T5088] el0t_64_sync+0x1a0/0x1a4 [ 73.971450][ T5091] FAULT_INJECTION: forcing a failure. [ 73.971450][ T5091] name failslab, interval 1, probability 0, space 0, times 0 [ 73.999607][ T5091] CPU: 0 PID: 5091 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 74.002070][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.004632][ T5091] Call trace: [ 74.005461][ T5091] dump_backtrace+0x0/0x530 [ 74.006606][ T5091] show_stack+0x2c/0x3c [ 74.007642][ T5091] dump_stack_lvl+0x108/0x170 [ 74.008781][ T5091] dump_stack+0x1c/0x58 [ 74.009805][ T5091] should_fail+0x3b8/0x514 [ 74.010882][ T5091] __should_failslab+0xbc/0x110 [ 74.012098][ T5091] should_failslab+0x10/0x28 [ 74.013270][ T5091] slab_pre_alloc_hook+0x64/0xe8 [ 74.014482][ T5091] __kmalloc_node+0xbc/0x5b8 [ 74.015661][ T5091] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 74.017106][ T5091] nbd_start_device+0x158/0xb34 [ 74.017573][ T5088] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.018325][ T5091] nbd_ioctl+0x420/0xc2c [ 74.018341][ T5091] blkdev_ioctl+0x3d8/0xbd0 [ 74.018351][ T5091] block_ioctl+0xa8/0x114 [ 74.018362][ T5091] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.018374][ T5091] invoke_syscall+0x98/0x2b8 [ 74.018385][ T5091] el0_svc_common+0x138/0x258 [ 74.018395][ T5091] do_el0_svc+0x58/0x14c [ 74.018405][ T5091] el0_svc+0x7c/0x1f0 [ 74.018415][ T5091] el0t_64_sync_handler+0x84/0xe4 [ 74.029966][ T5091] el0t_64_sync+0x1a0/0x1a4 [ 74.038355][ T5101] block nbd3: shutting down sockets [ 74.078661][ T5100] block nbd1: shutting down sockets [ 74.101301][ T5098] FAULT_INJECTION: forcing a failure. [ 74.101301][ T5098] name failslab, interval 1, probability 0, space 0, times 0 [ 74.104030][ T5098] CPU: 1 PID: 5098 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 74.106177][ T5098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.108493][ T5098] Call trace: [ 74.109253][ T5098] dump_backtrace+0x0/0x530 [ 74.110340][ T5098] show_stack+0x2c/0x3c [ 74.111361][ T5098] dump_stack_lvl+0x108/0x170 [ 74.112425][ T5098] dump_stack+0x1c/0x58 [ 74.113360][ T5098] should_fail+0x3b8/0x514 [ 74.114384][ T5098] __should_failslab+0xbc/0x110 [ 74.115530][ T5098] should_failslab+0x10/0x28 [ 74.116623][ T5098] slab_pre_alloc_hook+0x64/0xe8 [ 74.117762][ T5098] __kmalloc_node+0xbc/0x5b8 [ 74.118853][ T5098] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.120167][ T5098] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.121614][ T5098] nbd_start_device+0x158/0xb34 [ 74.122895][ T5098] nbd_ioctl+0x420/0xc2c [ 74.123966][ T5098] blkdev_ioctl+0x3d8/0xbd0 [ 74.124982][ T5098] block_ioctl+0xa8/0x114 [ 74.126054][ T5098] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.127199][ T5098] invoke_syscall+0x98/0x2b8 [ 74.128349][ T5098] el0_svc_common+0x138/0x258 [ 74.129465][ T5098] do_el0_svc+0x58/0x14c [ 74.130585][ T5098] el0_svc+0x7c/0x1f0 [ 74.131571][ T5098] el0t_64_sync_handler+0x84/0xe4 [ 74.132888][ T5098] el0t_64_sync+0x1a0/0x1a4 [ 74.142439][ T5100] FAULT_INJECTION: forcing a failure. [ 74.142439][ T5100] name failslab, interval 1, probability 0, space 0, times 0 [ 74.153739][ T5100] CPU: 1 PID: 5100 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 74.156101][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.158549][ T5100] Call trace: [ 74.159331][ T5100] dump_backtrace+0x0/0x530 [ 74.160384][ T5100] show_stack+0x2c/0x3c [ 74.161226][ T5100] dump_stack_lvl+0x108/0x170 [ 74.162349][ T5100] dump_stack+0x1c/0x58 [ 74.163252][ T5100] should_fail+0x3b8/0x514 [ 74.164322][ T5100] __should_failslab+0xbc/0x110 [ 74.164871][ T5098] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.165394][ T5100] should_failslab+0x10/0x28 [ 74.165409][ T5100] slab_pre_alloc_hook+0x64/0xe8 [ 74.165419][ T5100] __kmalloc_node+0xbc/0x5b8 [ 74.170346][ T5100] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.171575][ T5100] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.172804][ T5100] nbd_start_device+0x158/0xb34 [ 74.173911][ T5100] nbd_ioctl+0x420/0xc2c [ 74.175000][ T5100] blkdev_ioctl+0x3d8/0xbd0 [ 74.176013][ T5100] block_ioctl+0xa8/0x114 [ 74.177088][ T5100] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.178193][ T5100] invoke_syscall+0x98/0x2b8 [ 74.179340][ T5100] el0_svc_common+0x138/0x258 [ 74.180462][ T5100] do_el0_svc+0x58/0x14c [ 74.181516][ T5100] el0_svc+0x7c/0x1f0 [ 74.182490][ T5100] el0t_64_sync_handler+0x84/0xe4 [ 74.183660][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 74.188811][ T5103] block nbd2: shutting down sockets [ 74.190963][ T5103] FAULT_INJECTION: forcing a failure. [ 74.190963][ T5103] name failslab, interval 1, probability 0, space 0, times 0 [ 74.194013][ T5103] CPU: 0 PID: 5103 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 74.196396][ T5103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.199012][ T5103] Call trace: [ 74.199834][ T5103] dump_backtrace+0x0/0x530 [ 74.201034][ T5103] show_stack+0x2c/0x3c [ 74.202160][ T5103] dump_stack_lvl+0x108/0x170 [ 74.203463][ T5103] dump_stack+0x1c/0x58 [ 74.204464][ T5103] should_fail+0x3b8/0x514 [ 74.205543][ T5103] __should_failslab+0xbc/0x110 [ 74.206745][ T5103] should_failslab+0x10/0x28 [ 74.207965][ T5103] slab_pre_alloc_hook+0x64/0xe8 [ 74.209346][ T5103] kmem_cache_alloc+0x98/0x45c [ 74.210515][ T5103] new_inode_pseudo+0x110/0x200 [ 74.211773][ T5103] new_inode+0x38/0x174 [ 74.212825][ T5103] debugfs_create_dir+0xf0/0x404 [ 74.214112][ T5103] nbd_start_device+0x3bc/0xb34 [ 74.215301][ T5103] nbd_ioctl+0x420/0xc2c [ 74.216294][ T5100] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.216437][ T5103] blkdev_ioctl+0x3d8/0xbd0 [ 74.219051][ T5103] block_ioctl+0xa8/0x114 [ 74.220034][ T5103] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.221249][ T5103] invoke_syscall+0x98/0x2b8 [ 74.222469][ T5103] el0_svc_common+0x138/0x258 [ 74.223630][ T5103] do_el0_svc+0x58/0x14c [ 74.224630][ T5103] el0_svc+0x7c/0x1f0 [ 74.225658][ T5103] el0t_64_sync_handler+0x84/0xe4 [ 74.226908][ T5103] el0t_64_sync+0x1a0/0x1a4 [ 74.230478][ T5105] block nbd0: shutting down sockets [ 74.231326][ T5103] debugfs: out of free dentries, can not create directory 'nbd2' [ 74.233675][ T5103] block nbd2: Failed to create debugfs dir for 'nbd2' [ 74.248629][ T5109] block nbd4: shutting down sockets [ 74.292082][ T5105] FAULT_INJECTION: forcing a failure. [ 74.292082][ T5105] name failslab, interval 1, probability 0, space 0, times 0 [ 74.292806][ T5109] FAULT_INJECTION: forcing a failure. [ 74.292806][ T5109] name failslab, interval 1, probability 0, space 0, times 0 [ 74.295293][ T5105] CPU: 1 PID: 5105 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 74.300555][ T5105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.302940][ T5105] Call trace: [ 74.303729][ T5105] dump_backtrace+0x0/0x530 [ 74.304909][ T5105] show_stack+0x2c/0x3c [ 74.305960][ T5105] dump_stack_lvl+0x108/0x170 [ 74.306958][ T5105] dump_stack+0x1c/0x58 [ 74.308032][ T5105] should_fail+0x3b8/0x514 [ 74.309079][ T5105] __should_failslab+0xbc/0x110 [ 74.310209][ T5105] should_failslab+0x10/0x28 [ 74.311355][ T5105] slab_pre_alloc_hook+0x64/0xe8 [ 74.312436][ T5105] __kmalloc_node+0xbc/0x5b8 [ 74.313625][ T5105] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.314957][ T5105] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.316306][ T5105] nbd_start_device+0x158/0xb34 [ 74.317611][ T5105] nbd_ioctl+0x420/0xc2c [ 74.318658][ T5105] blkdev_ioctl+0x3d8/0xbd0 [ 74.319804][ T5105] block_ioctl+0xa8/0x114 [ 74.320747][ T5105] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.321897][ T5105] invoke_syscall+0x98/0x2b8 [ 74.323070][ T5105] el0_svc_common+0x138/0x258 [ 74.324104][ T5105] do_el0_svc+0x58/0x14c [ 74.325109][ T5105] el0_svc+0x7c/0x1f0 [ 74.325940][ T5105] el0t_64_sync_handler+0x84/0xe4 [ 74.326987][ T5105] el0t_64_sync+0x1a0/0x1a4 [ 74.328033][ T5109] CPU: 0 PID: 5109 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 74.330510][ T5109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.332909][ T5109] Call trace: [ 74.333720][ T5109] dump_backtrace+0x0/0x530 [ 74.334088][ T5105] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.334786][ T5109] show_stack+0x2c/0x3c [ 74.334799][ T5109] dump_stack_lvl+0x108/0x170 [ 74.334810][ T5109] dump_stack+0x1c/0x58 [ 74.334819][ T5109] should_fail+0x3b8/0x514 [ 74.334829][ T5109] __should_failslab+0xbc/0x110 [ 74.341644][ T5109] should_failslab+0x10/0x28 [ 74.342752][ T5109] slab_pre_alloc_hook+0x64/0xe8 [ 74.343969][ T5109] __kmalloc_node+0xbc/0x5b8 [ 74.344899][ T5109] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.346343][ T5109] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.347797][ T5109] nbd_start_device+0x158/0xb34 [ 74.349128][ T5109] nbd_ioctl+0x420/0xc2c [ 74.350209][ T5109] blkdev_ioctl+0x3d8/0xbd0 [ 74.351281][ T5109] block_ioctl+0xa8/0x114 [ 74.352321][ T5109] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.353522][ T5109] invoke_syscall+0x98/0x2b8 [ 74.354623][ T5109] el0_svc_common+0x138/0x258 [ 74.355646][ T5109] do_el0_svc+0x58/0x14c [ 74.356708][ T5109] el0_svc+0x7c/0x1f0 [ 74.357606][ T5109] el0t_64_sync_handler+0x84/0xe4 [ 74.358762][ T5109] el0t_64_sync+0x1a0/0x1a4 [ 74.383170][ T5109] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.439129][ T5116] block nbd2: shutting down sockets [ 74.439574][ T5117] block nbd3: shutting down sockets [ 74.440684][ T5118] block nbd1: shutting down sockets [ 74.442308][ T5120] block nbd0: shutting down sockets [ 74.443741][ T5116] FAULT_INJECTION: forcing a failure. [ 74.443741][ T5116] name failslab, interval 1, probability 0, space 0, times 0 [ 74.447791][ T5116] CPU: 0 PID: 5116 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 74.450224][ T5116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.452706][ T5116] Call trace: [ 74.453469][ T5116] dump_backtrace+0x0/0x530 [ 74.454684][ T5116] show_stack+0x2c/0x3c [ 74.455682][ T5116] dump_stack_lvl+0x108/0x170 [ 74.456918][ T5116] dump_stack+0x1c/0x58 [ 74.457883][ T5116] should_fail+0x3b8/0x514 [ 74.458874][ T5116] __should_failslab+0xbc/0x110 [ 74.459997][ T5116] should_failslab+0x10/0x28 [ 74.461116][ T5116] slab_pre_alloc_hook+0x64/0xe8 [ 74.462303][ T5116] kmem_cache_alloc+0x98/0x45c [ 74.463427][ T5116] new_inode_pseudo+0x110/0x200 [ 74.464584][ T5116] new_inode+0x38/0x174 [ 74.465579][ T5116] debugfs_create_dir+0xf0/0x404 [ 74.466742][ T5116] nbd_start_device+0x3bc/0xb34 [ 74.468001][ T5116] nbd_ioctl+0x420/0xc2c [ 74.468908][ T5116] blkdev_ioctl+0x3d8/0xbd0 [ 74.469995][ T5116] block_ioctl+0xa8/0x114 [ 74.471157][ T5116] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.472295][ T5116] invoke_syscall+0x98/0x2b8 [ 74.473414][ T5116] el0_svc_common+0x138/0x258 [ 74.474567][ T5116] do_el0_svc+0x58/0x14c [ 74.475511][ T5116] el0_svc+0x7c/0x1f0 [ 74.476439][ T5116] el0t_64_sync_handler+0x84/0xe4 [ 74.477704][ T5116] el0t_64_sync+0x1a0/0x1a4 [ 74.483000][ T5116] debugfs: out of free dentries, can not create directory 'nbd2' [ 74.485224][ T5116] block nbd2: Failed to create debugfs dir for 'nbd2' [ 74.521001][ T5114] FAULT_INJECTION: forcing a failure. [ 74.521001][ T5114] name failslab, interval 1, probability 0, space 0, times 0 [ 74.521778][ T5117] FAULT_INJECTION: forcing a failure. [ 74.521778][ T5117] name failslab, interval 1, probability 0, space 0, times 0 [ 74.523783][ T5114] CPU: 0 PID: 5114 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 74.523800][ T5114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.529649][ T5120] FAULT_INJECTION: forcing a failure. [ 74.529649][ T5120] name failslab, interval 1, probability 0, space 0, times 0 [ 74.531152][ T5114] Call trace: [ 74.531160][ T5114] dump_backtrace+0x0/0x530 [ 74.531175][ T5114] show_stack+0x2c/0x3c [ 74.536808][ T5114] dump_stack_lvl+0x108/0x170 [ 74.537959][ T5114] dump_stack+0x1c/0x58 [ 74.538944][ T5114] should_fail+0x3b8/0x514 [ 74.539976][ T5114] __should_failslab+0xbc/0x110 [ 74.541205][ T5114] should_failslab+0x10/0x28 [ 74.542286][ T5114] slab_pre_alloc_hook+0x64/0xe8 [ 74.543445][ T5114] __kmalloc_node+0xbc/0x5b8 [ 74.544504][ T5114] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.545809][ T5114] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.547234][ T5114] nbd_start_device+0x158/0xb34 [ 74.548424][ T5114] nbd_ioctl+0x420/0xc2c [ 74.549408][ T5114] blkdev_ioctl+0x3d8/0xbd0 [ 74.550453][ T5114] block_ioctl+0xa8/0x114 [ 74.551514][ T5114] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.552586][ T5114] invoke_syscall+0x98/0x2b8 [ 74.553586][ T5114] el0_svc_common+0x138/0x258 [ 74.554608][ T5114] do_el0_svc+0x58/0x14c [ 74.555603][ T5114] el0_svc+0x7c/0x1f0 [ 74.556521][ T5114] el0t_64_sync_handler+0x84/0xe4 [ 74.557692][ T5114] el0t_64_sync+0x1a0/0x1a4 [ 74.558800][ T5120] CPU: 1 PID: 5120 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 74.559107][ T5124] block nbd4: shutting down sockets [ 74.561186][ T5120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.561198][ T5120] Call trace: [ 74.561202][ T5120] dump_backtrace+0x0/0x530 [ 74.566653][ T5120] show_stack+0x2c/0x3c [ 74.567595][ T5120] dump_stack_lvl+0x108/0x170 [ 74.568729][ T5120] dump_stack+0x1c/0x58 [ 74.569648][ T5120] should_fail+0x3b8/0x514 [ 74.570594][ T5120] __should_failslab+0xbc/0x110 [ 74.571671][ T5120] should_failslab+0x10/0x28 [ 74.572864][ T5120] slab_pre_alloc_hook+0x64/0xe8 [ 74.573104][ T5114] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.574023][ T5120] __kmalloc_node+0xbc/0x5b8 [ 74.574038][ T5120] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 74.574050][ T5120] nbd_start_device+0x158/0xb34 [ 74.574061][ T5120] nbd_ioctl+0x420/0xc2c [ 74.580340][ T5120] blkdev_ioctl+0x3d8/0xbd0 [ 74.581288][ T5120] block_ioctl+0xa8/0x114 [ 74.582411][ T5120] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.583571][ T5120] invoke_syscall+0x98/0x2b8 [ 74.584559][ T5120] el0_svc_common+0x138/0x258 [ 74.585707][ T5120] do_el0_svc+0x58/0x14c [ 74.586660][ T5120] el0_svc+0x7c/0x1f0 [ 74.587659][ T5120] el0t_64_sync_handler+0x84/0xe4 [ 74.588927][ T5120] el0t_64_sync+0x1a0/0x1a4 [ 74.589929][ T5117] CPU: 0 PID: 5117 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 74.592362][ T5117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.595020][ T5117] Call trace: [ 74.595871][ T5117] dump_backtrace+0x0/0x530 [ 74.596993][ T5117] show_stack+0x2c/0x3c [ 74.598006][ T5117] dump_stack_lvl+0x108/0x170 [ 74.599139][ T5117] dump_stack+0x1c/0x58 [ 74.600066][ T5117] should_fail+0x3b8/0x514 [ 74.601146][ T5117] __should_failslab+0xbc/0x110 [ 74.602317][ T5117] should_failslab+0x10/0x28 [ 74.603428][ T5117] slab_pre_alloc_hook+0x64/0xe8 [ 74.604558][ T5117] __kmalloc_node+0xbc/0x5b8 [ 74.605536][ T5117] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.606824][ T5117] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.608274][ T5117] nbd_start_device+0x158/0xb34 [ 74.609505][ T5117] nbd_ioctl+0x420/0xc2c [ 74.610550][ T5117] blkdev_ioctl+0x3d8/0xbd0 [ 74.611507][ T5117] block_ioctl+0xa8/0x114 [ 74.612514][ T5117] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.613677][ T5117] invoke_syscall+0x98/0x2b8 [ 74.614801][ T5117] el0_svc_common+0x138/0x258 [ 74.615941][ T5117] do_el0_svc+0x58/0x14c [ 74.616872][ T5117] el0_svc+0x7c/0x1f0 [ 74.617970][ T5117] el0t_64_sync_handler+0x84/0xe4 [ 74.619186][ T5117] el0t_64_sync+0x1a0/0x1a4 [ 74.628438][ T5117] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.636665][ T5123] FAULT_INJECTION: forcing a failure. [ 74.636665][ T5123] name failslab, interval 1, probability 0, space 0, times 0 [ 74.648794][ T5123] CPU: 0 PID: 5123 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 74.651217][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.653481][ T5123] Call trace: [ 74.654210][ T5123] dump_backtrace+0x0/0x530 [ 74.655346][ T5123] show_stack+0x2c/0x3c [ 74.656285][ T5123] dump_stack_lvl+0x108/0x170 [ 74.657670][ T5123] dump_stack+0x1c/0x58 [ 74.658675][ T5123] should_fail+0x3b8/0x514 [ 74.659771][ T5123] __should_failslab+0xbc/0x110 [ 74.660895][ T5123] should_failslab+0x10/0x28 [ 74.662062][ T5123] slab_pre_alloc_hook+0x64/0xe8 [ 74.663440][ T5123] __kmalloc_node+0xbc/0x5b8 [ 74.664488][ T5123] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.665839][ T5123] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.667258][ T5123] nbd_start_device+0x158/0xb34 [ 74.668526][ T5123] nbd_ioctl+0x420/0xc2c [ 74.669610][ T5123] blkdev_ioctl+0x3d8/0xbd0 [ 74.670787][ T5123] block_ioctl+0xa8/0x114 [ 74.671828][ T5123] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.673099][ T5123] invoke_syscall+0x98/0x2b8 [ 74.674238][ T5123] el0_svc_common+0x138/0x258 [ 74.675378][ T5123] do_el0_svc+0x58/0x14c [ 74.676543][ T5123] el0_svc+0x7c/0x1f0 [ 74.677466][ T5123] el0t_64_sync_handler+0x84/0xe4 [ 74.678828][ T5123] el0t_64_sync+0x1a0/0x1a4 [ 74.686461][ T5123] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.689902][ T5128] block nbd2: shutting down sockets 1970/01/01 00:01:14 executed programs: 143 [ 74.711148][ T5128] FAULT_INJECTION: forcing a failure. [ 74.711148][ T5128] name failslab, interval 1, probability 0, space 0, times 0 [ 74.714115][ T5128] CPU: 1 PID: 5128 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 74.716400][ T5128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.718764][ T5128] Call trace: [ 74.719541][ T5128] dump_backtrace+0x0/0x530 [ 74.720574][ T5128] show_stack+0x2c/0x3c [ 74.721504][ T5128] dump_stack_lvl+0x108/0x170 [ 74.722658][ T5128] dump_stack+0x1c/0x58 [ 74.723635][ T5128] should_fail+0x3b8/0x514 [ 74.724703][ T5128] __should_failslab+0xbc/0x110 [ 74.725933][ T5128] should_failslab+0x10/0x28 [ 74.727026][ T5128] slab_pre_alloc_hook+0x64/0xe8 [ 74.728250][ T5128] kmem_cache_alloc+0x98/0x45c [ 74.729405][ T5128] new_inode_pseudo+0x110/0x200 [ 74.730576][ T5128] new_inode+0x38/0x174 [ 74.731566][ T5128] debugfs_create_dir+0xf0/0x404 [ 74.732763][ T5128] nbd_start_device+0x3bc/0xb34 [ 74.733857][ T5128] nbd_ioctl+0x420/0xc2c [ 74.734858][ T5128] blkdev_ioctl+0x3d8/0xbd0 [ 74.736026][ T5128] block_ioctl+0xa8/0x114 [ 74.737038][ T5128] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.738099][ T5128] invoke_syscall+0x98/0x2b8 [ 74.739207][ T5128] el0_svc_common+0x138/0x258 [ 74.740306][ T5128] do_el0_svc+0x58/0x14c [ 74.741317][ T5128] el0_svc+0x7c/0x1f0 [ 74.742248][ T5128] el0t_64_sync_handler+0x84/0xe4 [ 74.743466][ T5128] el0t_64_sync+0x1a0/0x1a4 [ 74.747555][ T5128] debugfs: out of free dentries, can not create directory 'nbd2' [ 74.749367][ T5128] block nbd2: Failed to create debugfs dir for 'nbd2' [ 74.769604][ T5132] block nbd1: shutting down sockets [ 74.777484][ T5131] block nbd0: shutting down sockets [ 74.821529][ T5132] FAULT_INJECTION: forcing a failure. [ 74.821529][ T5132] name failslab, interval 1, probability 0, space 0, times 0 [ 74.824701][ T5132] CPU: 0 PID: 5132 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 74.827046][ T5132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.829312][ T5132] Call trace: [ 74.830100][ T5132] dump_backtrace+0x0/0x530 [ 74.831158][ T5132] show_stack+0x2c/0x3c [ 74.832169][ T5132] dump_stack_lvl+0x108/0x170 [ 74.833215][ T5132] dump_stack+0x1c/0x58 [ 74.834223][ T5132] should_fail+0x3b8/0x514 [ 74.835319][ T5132] __should_failslab+0xbc/0x110 [ 74.836491][ T5132] should_failslab+0x10/0x28 [ 74.837556][ T5132] slab_pre_alloc_hook+0x64/0xe8 [ 74.838827][ T5132] __kmalloc_node+0xbc/0x5b8 [ 74.839933][ T5132] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 74.841431][ T5132] nbd_start_device+0x158/0xb34 [ 74.842697][ T5132] nbd_ioctl+0x420/0xc2c [ 74.843763][ T5132] blkdev_ioctl+0x3d8/0xbd0 [ 74.844912][ T5132] block_ioctl+0xa8/0x114 [ 74.845993][ T5132] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.847313][ T5132] invoke_syscall+0x98/0x2b8 [ 74.848309][ T5132] el0_svc_common+0x138/0x258 [ 74.849472][ T5132] do_el0_svc+0x58/0x14c [ 74.850450][ T5132] el0_svc+0x7c/0x1f0 [ 74.851344][ T5132] el0t_64_sync_handler+0x84/0xe4 [ 74.852507][ T5132] el0t_64_sync+0x1a0/0x1a4 [ 74.870982][ T5131] FAULT_INJECTION: forcing a failure. [ 74.870982][ T5131] name failslab, interval 1, probability 0, space 0, times 0 [ 74.877431][ T5131] CPU: 0 PID: 5131 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 74.879858][ T5131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.882413][ T5131] Call trace: [ 74.883110][ T5131] dump_backtrace+0x0/0x530 [ 74.884279][ T5131] show_stack+0x2c/0x3c [ 74.885335][ T5131] dump_stack_lvl+0x108/0x170 [ 74.886507][ T5131] dump_stack+0x1c/0x58 [ 74.887468][ T5131] should_fail+0x3b8/0x514 [ 74.888709][ T5131] __should_failslab+0xbc/0x110 [ 74.889928][ T5131] should_failslab+0x10/0x28 [ 74.890985][ T5131] slab_pre_alloc_hook+0x64/0xe8 [ 74.892208][ T5131] __kmalloc_node+0xbc/0x5b8 [ 74.893307][ T5131] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.894655][ T5131] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.896141][ T5131] nbd_start_device+0x158/0xb34 [ 74.897402][ T5131] nbd_ioctl+0x420/0xc2c [ 74.898421][ T5131] blkdev_ioctl+0x3d8/0xbd0 [ 74.899462][ T5131] block_ioctl+0xa8/0x114 [ 74.900451][ T5131] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.901652][ T5131] invoke_syscall+0x98/0x2b8 [ 74.902796][ T5131] el0_svc_common+0x138/0x258 [ 74.903884][ T5131] do_el0_svc+0x58/0x14c [ 74.904929][ T5131] el0_svc+0x7c/0x1f0 [ 74.905866][ T5131] el0t_64_sync_handler+0x84/0xe4 [ 74.907113][ T5131] el0t_64_sync+0x1a0/0x1a4 [ 74.913893][ T5138] block nbd3: shutting down sockets [ 74.938261][ T5131] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 74.965258][ T5139] block nbd4: shutting down sockets [ 74.967142][ T5140] block nbd2: shutting down sockets [ 74.967449][ T5134] FAULT_INJECTION: forcing a failure. [ 74.967449][ T5134] name failslab, interval 1, probability 0, space 0, times 0 [ 74.970164][ T5140] FAULT_INJECTION: forcing a failure. [ 74.970164][ T5140] name failslab, interval 1, probability 0, space 0, times 0 [ 74.974233][ T5134] CPU: 1 PID: 5134 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 74.976995][ T5134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 74.979432][ T5134] Call trace: [ 74.980106][ T5134] dump_backtrace+0x0/0x530 [ 74.981140][ T5134] show_stack+0x2c/0x3c [ 74.982053][ T5134] dump_stack_lvl+0x108/0x170 [ 74.983088][ T5134] dump_stack+0x1c/0x58 [ 74.984079][ T5134] should_fail+0x3b8/0x514 [ 74.985049][ T5134] __should_failslab+0xbc/0x110 [ 74.986156][ T5134] should_failslab+0x10/0x28 [ 74.987239][ T5134] slab_pre_alloc_hook+0x64/0xe8 [ 74.988479][ T5134] __kmalloc_node+0xbc/0x5b8 [ 74.989557][ T5134] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 74.990979][ T5134] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 74.992341][ T5134] nbd_start_device+0x158/0xb34 [ 74.993493][ T5134] nbd_ioctl+0x420/0xc2c [ 74.994484][ T5134] blkdev_ioctl+0x3d8/0xbd0 [ 74.995725][ T5134] block_ioctl+0xa8/0x114 [ 74.996773][ T5134] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.998001][ T5134] invoke_syscall+0x98/0x2b8 [ 74.999078][ T5134] el0_svc_common+0x138/0x258 [ 75.000187][ T5134] do_el0_svc+0x58/0x14c [ 75.001251][ T5134] el0_svc+0x7c/0x1f0 [ 75.002250][ T5134] el0t_64_sync_handler+0x84/0xe4 [ 75.003483][ T5134] el0t_64_sync+0x1a0/0x1a4 [ 75.004472][ T5140] CPU: 0 PID: 5140 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 75.006858][ T5140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.009189][ T5140] Call trace: [ 75.010134][ T5140] dump_backtrace+0x0/0x530 [ 75.011192][ T5140] show_stack+0x2c/0x3c [ 75.012176][ T5140] dump_stack_lvl+0x108/0x170 [ 75.013369][ T5140] dump_stack+0x1c/0x58 [ 75.014365][ T5140] should_fail+0x3b8/0x514 [ 75.015534][ T5140] __should_failslab+0xbc/0x110 [ 75.016748][ T5140] should_failslab+0x10/0x28 [ 75.017876][ T5140] slab_pre_alloc_hook+0x64/0xe8 [ 75.019171][ T5140] kmem_cache_alloc+0x98/0x45c [ 75.020332][ T5140] new_inode_pseudo+0x110/0x200 [ 75.021489][ T5140] new_inode+0x38/0x174 [ 75.022419][ T5140] debugfs_create_dir+0xf0/0x404 [ 75.023644][ T5140] nbd_start_device+0x3bc/0xb34 [ 75.024932][ T5140] nbd_ioctl+0x420/0xc2c [ 75.025933][ T5140] blkdev_ioctl+0x3d8/0xbd0 [ 75.027019][ T5140] block_ioctl+0xa8/0x114 [ 75.027567][ T5134] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.028122][ T5140] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.028140][ T5140] invoke_syscall+0x98/0x2b8 [ 75.028152][ T5140] el0_svc_common+0x138/0x258 [ 75.028162][ T5140] do_el0_svc+0x58/0x14c [ 75.028171][ T5140] el0_svc+0x7c/0x1f0 [ 75.028181][ T5140] el0t_64_sync_handler+0x84/0xe4 [ 75.028191][ T5140] el0t_64_sync+0x1a0/0x1a4 [ 75.041033][ T5139] FAULT_INJECTION: forcing a failure. [ 75.041033][ T5139] name failslab, interval 1, probability 0, space 0, times 0 [ 75.043529][ T5140] debugfs: out of free dentries, can not create directory 'nbd2' [ 75.044041][ T5139] CPU: 0 PID: 5139 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 75.044059][ T5139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.044067][ T5139] Call trace: [ 75.046011][ T5140] block nbd2: Failed to create debugfs dir for 'nbd2' [ 75.048261][ T5139] dump_backtrace+0x0/0x530 [ 75.048278][ T5139] show_stack+0x2c/0x3c [ 75.048288][ T5139] dump_stack_lvl+0x108/0x170 [ 75.048298][ T5139] dump_stack+0x1c/0x58 [ 75.048306][ T5139] should_fail+0x3b8/0x514 [ 75.048316][ T5139] __should_failslab+0xbc/0x110 [ 75.048326][ T5139] should_failslab+0x10/0x28 [ 75.048336][ T5139] slab_pre_alloc_hook+0x64/0xe8 [ 75.048346][ T5139] __kmalloc_node+0xbc/0x5b8 [ 75.048354][ T5139] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.048365][ T5139] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.048376][ T5139] nbd_start_device+0x158/0xb34 [ 75.048386][ T5139] nbd_ioctl+0x420/0xc2c [ 75.048396][ T5139] blkdev_ioctl+0x3d8/0xbd0 [ 75.048405][ T5139] block_ioctl+0xa8/0x114 [ 75.048415][ T5139] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.048426][ T5139] invoke_syscall+0x98/0x2b8 [ 75.048439][ T5139] el0_svc_common+0x138/0x258 [ 75.073889][ T5139] do_el0_svc+0x58/0x14c [ 75.074967][ T5139] el0_svc+0x7c/0x1f0 [ 75.075941][ T5139] el0t_64_sync_handler+0x84/0xe4 [ 75.077204][ T5139] el0t_64_sync+0x1a0/0x1a4 [ 75.094128][ T5139] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.098747][ T5147] block nbd1: shutting down sockets [ 75.142153][ T5145] FAULT_INJECTION: forcing a failure. [ 75.142153][ T5145] name failslab, interval 1, probability 0, space 0, times 0 [ 75.144977][ T5145] CPU: 1 PID: 5145 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 75.147166][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.149506][ T5145] Call trace: [ 75.150359][ T5145] dump_backtrace+0x0/0x530 [ 75.151478][ T5145] show_stack+0x2c/0x3c [ 75.152553][ T5145] dump_stack_lvl+0x108/0x170 [ 75.153584][ T5145] dump_stack+0x1c/0x58 [ 75.154657][ T5145] should_fail+0x3b8/0x514 [ 75.155702][ T5145] __should_failslab+0xbc/0x110 [ 75.156804][ T5145] should_failslab+0x10/0x28 [ 75.157799][ T5145] slab_pre_alloc_hook+0x64/0xe8 [ 75.158968][ T5145] __kmalloc_node+0xbc/0x5b8 [ 75.160075][ T5145] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.161307][ T5145] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.162746][ T5145] nbd_start_device+0x158/0xb34 [ 75.163909][ T5145] nbd_ioctl+0x420/0xc2c [ 75.164787][ T5145] blkdev_ioctl+0x3d8/0xbd0 [ 75.165818][ T5145] block_ioctl+0xa8/0x114 [ 75.166846][ T5145] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.167966][ T5145] invoke_syscall+0x98/0x2b8 [ 75.168970][ T5145] el0_svc_common+0x138/0x258 [ 75.170042][ T5145] do_el0_svc+0x58/0x14c [ 75.171028][ T5145] el0_svc+0x7c/0x1f0 [ 75.171929][ T5145] el0t_64_sync_handler+0x84/0xe4 [ 75.173076][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 75.179767][ T5148] block nbd0: shutting down sockets [ 75.184944][ T5145] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.198857][ T5151] block nbd2: shutting down sockets [ 75.205999][ T5151] FAULT_INJECTION: forcing a failure. [ 75.205999][ T5151] name failslab, interval 1, probability 0, space 0, times 0 [ 75.209675][ T5152] block nbd3: shutting down sockets [ 75.214065][ T5148] FAULT_INJECTION: forcing a failure. [ 75.214065][ T5148] name failslab, interval 1, probability 0, space 0, times 0 [ 75.217239][ T5151] CPU: 0 PID: 5151 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 75.219479][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.221945][ T5151] Call trace: [ 75.222721][ T5151] dump_backtrace+0x0/0x530 [ 75.223711][ T5151] show_stack+0x2c/0x3c [ 75.224792][ T5151] dump_stack_lvl+0x108/0x170 [ 75.225998][ T5151] dump_stack+0x1c/0x58 [ 75.226997][ T5151] should_fail+0x3b8/0x514 [ 75.228131][ T5151] __should_failslab+0xbc/0x110 [ 75.229354][ T5151] should_failslab+0x10/0x28 [ 75.230435][ T5151] slab_pre_alloc_hook+0x64/0xe8 [ 75.231621][ T5151] kmem_cache_alloc+0x98/0x45c [ 75.232748][ T5151] new_inode_pseudo+0x110/0x200 [ 75.233795][ T5151] new_inode+0x38/0x174 [ 75.234831][ T5151] debugfs_create_dir+0xf0/0x404 [ 75.236061][ T5151] nbd_start_device+0x3bc/0xb34 [ 75.237225][ T5151] nbd_ioctl+0x420/0xc2c [ 75.238296][ T5151] blkdev_ioctl+0x3d8/0xbd0 [ 75.239493][ T5151] block_ioctl+0xa8/0x114 [ 75.240612][ T5151] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.241788][ T5151] invoke_syscall+0x98/0x2b8 [ 75.242981][ T5151] el0_svc_common+0x138/0x258 [ 75.244145][ T5151] do_el0_svc+0x58/0x14c [ 75.245149][ T5151] el0_svc+0x7c/0x1f0 [ 75.246175][ T5151] el0t_64_sync_handler+0x84/0xe4 [ 75.247369][ T5151] el0t_64_sync+0x1a0/0x1a4 [ 75.258445][ T5148] CPU: 0 PID: 5148 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 75.261092][ T5148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.263499][ T5148] Call trace: [ 75.264281][ T5148] dump_backtrace+0x0/0x530 [ 75.265463][ T5148] show_stack+0x2c/0x3c [ 75.266487][ T5148] dump_stack_lvl+0x108/0x170 [ 75.267606][ T5148] dump_stack+0x1c/0x58 [ 75.268599][ T5148] should_fail+0x3b8/0x514 [ 75.269731][ T5148] __should_failslab+0xbc/0x110 [ 75.270912][ T5148] should_failslab+0x10/0x28 [ 75.271988][ T5148] slab_pre_alloc_hook+0x64/0xe8 [ 75.273149][ T5148] __kmalloc_node+0xbc/0x5b8 [ 75.274258][ T5148] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.275541][ T5148] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.276932][ T5148] nbd_start_device+0x158/0xb34 [ 75.278182][ T5148] nbd_ioctl+0x420/0xc2c [ 75.279178][ T5148] blkdev_ioctl+0x3d8/0xbd0 [ 75.280286][ T5148] block_ioctl+0xa8/0x114 [ 75.281315][ T5148] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.282476][ T5148] invoke_syscall+0x98/0x2b8 [ 75.283608][ T5148] el0_svc_common+0x138/0x258 [ 75.284781][ T5148] do_el0_svc+0x58/0x14c [ 75.285856][ T5148] el0_svc+0x7c/0x1f0 [ 75.286860][ T5148] el0t_64_sync_handler+0x84/0xe4 [ 75.288008][ T5148] el0t_64_sync+0x1a0/0x1a4 [ 75.296542][ T5156] FAULT_INJECTION: forcing a failure. [ 75.296542][ T5156] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 75.304314][ T5151] debugfs: out of free dentries, can not create directory 'nbd2' [ 75.306463][ T5151] block nbd2: Failed to create debugfs dir for 'nbd2' [ 75.330894][ T5158] block nbd4: shutting down sockets [ 75.331033][ T5152] FAULT_INJECTION: forcing a failure. [ 75.331033][ T5152] name failslab, interval 1, probability 0, space 0, times 0 [ 75.335082][ T5152] CPU: 0 PID: 5152 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 75.337481][ T5152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.340072][ T5152] Call trace: [ 75.340847][ T5152] dump_backtrace+0x0/0x530 [ 75.341981][ T5152] show_stack+0x2c/0x3c [ 75.342993][ T5152] dump_stack_lvl+0x108/0x170 [ 75.344268][ T5152] dump_stack+0x1c/0x58 [ 75.345351][ T5152] should_fail+0x3b8/0x514 [ 75.346549][ T5152] __should_failslab+0xbc/0x110 [ 75.347659][ T5152] should_failslab+0x10/0x28 [ 75.348804][ T5152] slab_pre_alloc_hook+0x64/0xe8 [ 75.350069][ T5152] __kmalloc_node+0xbc/0x5b8 [ 75.351296][ T5152] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.352716][ T5152] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.353750][ T5148] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.354108][ T5152] nbd_start_device+0x158/0xb34 [ 75.354125][ T5152] nbd_ioctl+0x420/0xc2c [ 75.354135][ T5152] blkdev_ioctl+0x3d8/0xbd0 [ 75.359031][ T5152] block_ioctl+0xa8/0x114 [ 75.360066][ T5152] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.361214][ T5152] invoke_syscall+0x98/0x2b8 [ 75.362303][ T5152] el0_svc_common+0x138/0x258 [ 75.363480][ T5152] do_el0_svc+0x58/0x14c [ 75.364543][ T5152] el0_svc+0x7c/0x1f0 [ 75.365550][ T5152] el0t_64_sync_handler+0x84/0xe4 [ 75.366740][ T5152] el0t_64_sync+0x1a0/0x1a4 [ 75.368086][ T5156] CPU: 1 PID: 5156 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 75.370421][ T5156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.372908][ T5156] Call trace: [ 75.373631][ T5156] dump_backtrace+0x0/0x530 [ 75.374801][ T5156] show_stack+0x2c/0x3c [ 75.375849][ T5156] dump_stack_lvl+0x108/0x170 [ 75.377086][ T5156] dump_stack+0x1c/0x58 [ 75.378148][ T5156] should_fail+0x3b8/0x514 [ 75.379072][ T5156] should_fail_usercopy+0x20/0x30 [ 75.380347][ T5156] kstrtouint_from_user+0xd8/0x384 [ 75.381528][ T5156] proc_fail_nth_write+0xa8/0x288 [ 75.382574][ T5156] vfs_write+0x280/0xb44 [ 75.383616][ T5156] ksys_write+0x15c/0x26c [ 75.384563][ T5156] __arm64_sys_write+0x7c/0x90 [ 75.385602][ T5156] invoke_syscall+0x98/0x2b8 [ 75.386572][ T5156] el0_svc_common+0x138/0x258 [ 75.387701][ T5156] do_el0_svc+0x58/0x14c [ 75.388757][ T5156] el0_svc+0x7c/0x1f0 [ 75.389738][ T5156] el0t_64_sync_handler+0x84/0xe4 [ 75.391083][ T5156] el0t_64_sync+0x1a0/0x1a4 [ 75.403607][ T5161] FAULT_INJECTION: forcing a failure. [ 75.403607][ T5161] name failslab, interval 1, probability 0, space 0, times 0 [ 75.406726][ T5161] CPU: 0 PID: 5161 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 75.409047][ T5161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.411521][ T5161] Call trace: [ 75.412338][ T5161] dump_backtrace+0x0/0x530 [ 75.413552][ T5161] show_stack+0x2c/0x3c [ 75.414583][ T5161] dump_stack_lvl+0x108/0x170 [ 75.415807][ T5161] dump_stack+0x1c/0x58 [ 75.416824][ T5161] should_fail+0x3b8/0x514 [ 75.417905][ T5161] __should_failslab+0xbc/0x110 [ 75.419118][ T5161] should_failslab+0x10/0x28 [ 75.420307][ T5161] slab_pre_alloc_hook+0x64/0xe8 [ 75.421484][ T5161] __kmalloc_node+0xbc/0x5b8 [ 75.422621][ T5161] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.423940][ T5161] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.425340][ T5161] nbd_start_device+0x158/0xb34 [ 75.426602][ T5161] nbd_ioctl+0x420/0xc2c [ 75.427696][ T5161] blkdev_ioctl+0x3d8/0xbd0 [ 75.428783][ T5161] block_ioctl+0xa8/0x114 [ 75.429793][ T5161] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.431039][ T5161] invoke_syscall+0x98/0x2b8 [ 75.432285][ T5161] el0_svc_common+0x138/0x258 [ 75.433454][ T5161] do_el0_svc+0x58/0x14c [ 75.434458][ T5161] el0_svc+0x7c/0x1f0 [ 75.435454][ T5161] el0t_64_sync_handler+0x84/0xe4 [ 75.436545][ T5161] el0t_64_sync+0x1a0/0x1a4 [ 75.460925][ T5161] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.471046][ T5152] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.568843][ T5168] block nbd2: shutting down sockets [ 75.571842][ T5168] FAULT_INJECTION: forcing a failure. [ 75.571842][ T5168] name failslab, interval 1, probability 0, space 0, times 0 [ 75.575110][ T5168] CPU: 0 PID: 5168 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 75.577565][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.579951][ T5168] Call trace: [ 75.580798][ T5168] dump_backtrace+0x0/0x530 [ 75.581869][ T5168] show_stack+0x2c/0x3c [ 75.582994][ T5168] dump_stack_lvl+0x108/0x170 [ 75.584211][ T5168] dump_stack+0x1c/0x58 [ 75.585339][ T5168] should_fail+0x3b8/0x514 [ 75.586497][ T5168] __should_failslab+0xbc/0x110 [ 75.587703][ T5168] should_failslab+0x10/0x28 [ 75.588852][ T5168] slab_pre_alloc_hook+0x64/0xe8 [ 75.590106][ T5168] kmem_cache_alloc+0x98/0x45c [ 75.591296][ T5168] new_inode_pseudo+0x110/0x200 [ 75.592527][ T5168] new_inode+0x38/0x174 [ 75.593548][ T5168] debugfs_create_dir+0xf0/0x404 [ 75.594768][ T5168] nbd_start_device+0x3bc/0xb34 [ 75.596044][ T5168] nbd_ioctl+0x420/0xc2c [ 75.597009][ T5168] blkdev_ioctl+0x3d8/0xbd0 [ 75.598152][ T5168] block_ioctl+0xa8/0x114 [ 75.599170][ T5168] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.600376][ T5168] invoke_syscall+0x98/0x2b8 [ 75.601389][ T5168] el0_svc_common+0x138/0x258 [ 75.602639][ T5168] do_el0_svc+0x58/0x14c [ 75.603737][ T5168] el0_svc+0x7c/0x1f0 [ 75.604704][ T5168] el0t_64_sync_handler+0x84/0xe4 [ 75.606036][ T5168] el0t_64_sync+0x1a0/0x1a4 [ 75.619182][ T5169] block nbd0: shutting down sockets [ 75.630580][ T5168] debugfs: out of free dentries, can not create directory 'nbd2' [ 75.632522][ T5168] block nbd2: Failed to create debugfs dir for 'nbd2' [ 75.639111][ T5171] block nbd4: shutting down sockets [ 75.648784][ T5173] block nbd1: shutting down sockets [ 75.658802][ T5174] block nbd3: shutting down sockets [ 75.663543][ T5169] FAULT_INJECTION: forcing a failure. [ 75.663543][ T5169] name failslab, interval 1, probability 0, space 0, times 0 [ 75.689182][ T5169] CPU: 1 PID: 5169 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 75.691560][ T5169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.692853][ T5173] FAULT_INJECTION: forcing a failure. [ 75.692853][ T5173] name failslab, interval 1, probability 0, space 0, times 0 [ 75.693854][ T5169] Call trace: [ 75.693861][ T5169] dump_backtrace+0x0/0x530 [ 75.698756][ T5169] show_stack+0x2c/0x3c [ 75.699704][ T5169] dump_stack_lvl+0x108/0x170 [ 75.700756][ T5169] dump_stack+0x1c/0x58 [ 75.701680][ T5169] should_fail+0x3b8/0x514 [ 75.702679][ T5169] __should_failslab+0xbc/0x110 [ 75.703812][ T5169] should_failslab+0x10/0x28 [ 75.704920][ T5169] slab_pre_alloc_hook+0x64/0xe8 [ 75.706092][ T5169] __kmalloc_node+0xbc/0x5b8 [ 75.707123][ T5169] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.708322][ T5169] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.708501][ T5171] FAULT_INJECTION: forcing a failure. [ 75.708501][ T5171] name failslab, interval 1, probability 0, space 0, times 0 [ 75.709730][ T5169] nbd_start_device+0x158/0xb34 [ 75.709747][ T5169] nbd_ioctl+0x420/0xc2c [ 75.709757][ T5169] blkdev_ioctl+0x3d8/0xbd0 [ 75.716007][ T5169] block_ioctl+0xa8/0x114 [ 75.717025][ T5169] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.718244][ T5169] invoke_syscall+0x98/0x2b8 [ 75.719260][ T5169] el0_svc_common+0x138/0x258 [ 75.720321][ T5169] do_el0_svc+0x58/0x14c [ 75.721316][ T5169] el0_svc+0x7c/0x1f0 [ 75.722360][ T5169] el0t_64_sync_handler+0x84/0xe4 [ 75.723585][ T5169] el0t_64_sync+0x1a0/0x1a4 [ 75.726616][ T5173] CPU: 0 PID: 5173 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 75.729081][ T5173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.731134][ T5174] FAULT_INJECTION: forcing a failure. [ 75.731134][ T5174] name failslab, interval 1, probability 0, space 0, times 0 [ 75.731549][ T5173] Call trace: [ 75.731556][ T5173] dump_backtrace+0x0/0x530 [ 75.731569][ T5173] show_stack+0x2c/0x3c [ 75.731578][ T5173] dump_stack_lvl+0x108/0x170 [ 75.738439][ T5173] dump_stack+0x1c/0x58 [ 75.739443][ T5173] should_fail+0x3b8/0x514 [ 75.740530][ T5173] __should_failslab+0xbc/0x110 [ 75.741833][ T5173] should_failslab+0x10/0x28 [ 75.742975][ T5173] slab_pre_alloc_hook+0x64/0xe8 [ 75.744114][ T5173] __kmalloc_node+0xbc/0x5b8 [ 75.745175][ T5173] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.746491][ T5173] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.747963][ T5173] nbd_start_device+0x158/0xb34 [ 75.749040][ T5173] nbd_ioctl+0x420/0xc2c [ 75.749967][ T5173] blkdev_ioctl+0x3d8/0xbd0 [ 75.751173][ T5173] block_ioctl+0xa8/0x114 [ 75.752285][ T5173] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.753583][ T5173] invoke_syscall+0x98/0x2b8 [ 75.754679][ T5173] el0_svc_common+0x138/0x258 [ 75.755759][ T5173] do_el0_svc+0x58/0x14c [ 75.756695][ T5173] el0_svc+0x7c/0x1f0 [ 75.757706][ T5173] el0t_64_sync_handler+0x84/0xe4 [ 75.758978][ T5173] el0t_64_sync+0x1a0/0x1a4 [ 75.760215][ T5174] CPU: 1 PID: 5174 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 75.762631][ T5174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.765015][ T5174] Call trace: [ 75.765765][ T5174] dump_backtrace+0x0/0x530 [ 75.766785][ T5174] show_stack+0x2c/0x3c [ 75.767765][ T5174] dump_stack_lvl+0x108/0x170 [ 75.768819][ T5174] dump_stack+0x1c/0x58 [ 75.769617][ T5174] should_fail+0x3b8/0x514 [ 75.770772][ T5174] __should_failslab+0xbc/0x110 [ 75.771850][ T5174] should_failslab+0x10/0x28 [ 75.772892][ T5174] slab_pre_alloc_hook+0x64/0xe8 [ 75.774142][ T5174] __kmalloc_node+0xbc/0x5b8 [ 75.775360][ T5174] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.776681][ T5174] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.778069][ T5174] nbd_start_device+0x158/0xb34 [ 75.779337][ T5174] nbd_ioctl+0x420/0xc2c [ 75.780341][ T5174] blkdev_ioctl+0x3d8/0xbd0 [ 75.781406][ T5174] block_ioctl+0xa8/0x114 [ 75.782450][ T5174] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.783662][ T5174] invoke_syscall+0x98/0x2b8 [ 75.784765][ T5174] el0_svc_common+0x138/0x258 [ 75.785841][ T5174] do_el0_svc+0x58/0x14c [ 75.786822][ T5174] el0_svc+0x7c/0x1f0 [ 75.787771][ T5174] el0t_64_sync_handler+0x84/0xe4 [ 75.788902][ T5174] el0t_64_sync+0x1a0/0x1a4 [ 75.789998][ T5171] CPU: 0 PID: 5171 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 75.790918][ T5174] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.792376][ T5171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.792389][ T5171] Call trace: [ 75.792393][ T5171] dump_backtrace+0x0/0x530 [ 75.792405][ T5171] show_stack+0x2c/0x3c [ 75.792414][ T5171] dump_stack_lvl+0x108/0x170 [ 75.800409][ T5171] dump_stack+0x1c/0x58 [ 75.801404][ T5171] should_fail+0x3b8/0x514 [ 75.802072][ T5169] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.802556][ T5171] __should_failslab+0xbc/0x110 [ 75.805320][ T5171] should_failslab+0x10/0x28 [ 75.806522][ T5171] slab_pre_alloc_hook+0x64/0xe8 [ 75.807755][ T5171] __kmalloc_node+0xbc/0x5b8 [ 75.808241][ T5173] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.808861][ T5171] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 75.811736][ T5171] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 75.813016][ T5171] nbd_start_device+0x158/0xb34 [ 75.814162][ T5171] nbd_ioctl+0x420/0xc2c [ 75.815217][ T5171] blkdev_ioctl+0x3d8/0xbd0 [ 75.816382][ T5171] block_ioctl+0xa8/0x114 [ 75.817479][ T5171] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.818697][ T5171] invoke_syscall+0x98/0x2b8 [ 75.819868][ T5171] el0_svc_common+0x138/0x258 [ 75.820963][ T5171] do_el0_svc+0x58/0x14c [ 75.821924][ T5171] el0_svc+0x7c/0x1f0 [ 75.822950][ T5171] el0t_64_sync_handler+0x84/0xe4 [ 75.824244][ T5171] el0t_64_sync+0x1a0/0x1a4 [ 75.872565][ T5171] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 75.928418][ T5184] block nbd2: Device being setup by another task [ 75.930141][ T5181] block nbd2: shutting down sockets [ 75.960771][ T5185] block nbd3: shutting down sockets [ 75.961966][ T5181] FAULT_INJECTION: forcing a failure. [ 75.961966][ T5181] name failslab, interval 1, probability 0, space 0, times 0 [ 75.965133][ T5181] CPU: 0 PID: 5181 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 75.967446][ T5181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.970004][ T5181] Call trace: [ 75.970759][ T5181] dump_backtrace+0x0/0x530 [ 75.971955][ T5181] show_stack+0x2c/0x3c [ 75.972880][ T5181] dump_stack_lvl+0x108/0x170 [ 75.973980][ T5181] dump_stack+0x1c/0x58 [ 75.974908][ T5181] should_fail+0x3b8/0x514 [ 75.975917][ T5181] __should_failslab+0xbc/0x110 [ 75.977055][ T5181] should_failslab+0x10/0x28 [ 75.978196][ T5181] slab_pre_alloc_hook+0x64/0xe8 [ 75.979458][ T5181] __kmalloc_track_caller+0x78/0x3d8 [ 75.980871][ T5181] kstrdup+0xe4/0x15c [ 75.981762][ T5181] kstrdup_const+0x54/0x6c [ 75.982927][ T5181] __kernfs_new_node+0xa8/0x684 [ 75.984011][ T5181] kernfs_new_node+0x11c/0x240 [ 75.985194][ T5181] kernfs_create_dir_ns+0x58/0x12c [ 75.986380][ T5181] sysfs_create_dir_ns+0x150/0x318 [ 75.987573][ T5181] kobject_add_internal+0x384/0x8f0 [ 75.988743][ T5181] kobject_add+0x14c/0x21c [ 75.989771][ T5181] blk_mq_register_hctx+0xc8/0x368 [ 75.990989][ T5181] blk_mq_sysfs_register+0xc8/0x194 [ 75.992198][ T5181] blk_mq_update_nr_hw_queues+0x7dc/0xc58 [ 75.993622][ T5181] nbd_start_device+0x158/0xb34 [ 75.994810][ T5181] nbd_ioctl+0x420/0xc2c [ 75.995746][ T5181] blkdev_ioctl+0x3d8/0xbd0 [ 75.996847][ T5181] block_ioctl+0xa8/0x114 [ 75.997920][ T5181] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.999115][ T5181] invoke_syscall+0x98/0x2b8 [ 76.000172][ T5181] el0_svc_common+0x138/0x258 [ 76.001236][ T5181] do_el0_svc+0x58/0x14c [ 76.002279][ T5181] el0_svc+0x7c/0x1f0 [ 76.003119][ T5181] el0t_64_sync_handler+0x84/0xe4 [ 76.004347][ T5181] el0t_64_sync+0x1a0/0x1a4 [ 76.025351][ T5190] block nbd0: shutting down sockets [ 76.041278][ T5185] FAULT_INJECTION: forcing a failure. [ 76.041278][ T5185] name failslab, interval 1, probability 0, space 0, times 0 [ 76.042459][ T5181] kobject_add_internal failed for 0 (error: -12 parent: mq) [ 76.044842][ T5185] CPU: 1 PID: 5185 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 76.048417][ T5185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.050864][ T5185] Call trace: [ 76.051523][ T5185] dump_backtrace+0x0/0x530 [ 76.052604][ T5185] show_stack+0x2c/0x3c [ 76.053585][ T5185] dump_stack_lvl+0x108/0x170 [ 76.054701][ T5185] dump_stack+0x1c/0x58 [ 76.055774][ T5185] should_fail+0x3b8/0x514 [ 76.056760][ T5185] __should_failslab+0xbc/0x110 [ 76.057956][ T5185] should_failslab+0x10/0x28 [ 76.059112][ T5185] slab_pre_alloc_hook+0x64/0xe8 [ 76.060269][ T5185] __kmalloc_node+0xbc/0x5b8 [ 76.061362][ T5185] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.062554][ T5185] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.063935][ T5185] nbd_start_device+0x158/0xb34 [ 76.065061][ T5185] nbd_ioctl+0x420/0xc2c [ 76.066156][ T5185] blkdev_ioctl+0x3d8/0xbd0 [ 76.067167][ T5185] block_ioctl+0xa8/0x114 [ 76.068205][ T5185] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.069294][ T5185] invoke_syscall+0x98/0x2b8 [ 76.070317][ T5185] el0_svc_common+0x138/0x258 [ 76.071499][ T5185] do_el0_svc+0x58/0x14c [ 76.072479][ T5185] el0_svc+0x7c/0x1f0 [ 76.073393][ T5185] el0t_64_sync_handler+0x84/0xe4 [ 76.074577][ T5185] el0t_64_sync+0x1a0/0x1a4 [ 76.078506][ T5192] block nbd1: shutting down sockets [ 76.080138][ T5185] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.101147][ T5187] FAULT_INJECTION: forcing a failure. [ 76.101147][ T5187] name failslab, interval 1, probability 0, space 0, times 0 [ 76.127550][ T5187] CPU: 1 PID: 5187 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 76.130084][ T5187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.132420][ T5187] Call trace: [ 76.133120][ T5187] dump_backtrace+0x0/0x530 [ 76.134189][ T5187] show_stack+0x2c/0x3c [ 76.135165][ T5187] dump_stack_lvl+0x108/0x170 [ 76.136202][ T5187] dump_stack+0x1c/0x58 [ 76.137198][ T5187] should_fail+0x3b8/0x514 [ 76.138314][ T5187] __should_failslab+0xbc/0x110 [ 76.139379][ T5187] should_failslab+0x10/0x28 [ 76.140455][ T5187] slab_pre_alloc_hook+0x64/0xe8 [ 76.141627][ T5187] __kmalloc_node+0xbc/0x5b8 [ 76.141953][ T5194] block nbd4: shutting down sockets [ 76.142785][ T5187] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.145262][ T5191] FAULT_INJECTION: forcing a failure. [ 76.145262][ T5191] name failslab, interval 1, probability 0, space 0, times 0 [ 76.145560][ T5187] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.145577][ T5187] nbd_start_device+0x158/0xb34 [ 76.151032][ T5187] nbd_ioctl+0x420/0xc2c [ 76.152083][ T5187] blkdev_ioctl+0x3d8/0xbd0 [ 76.153146][ T5187] block_ioctl+0xa8/0x114 [ 76.154237][ T5187] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.155416][ T5187] invoke_syscall+0x98/0x2b8 [ 76.156444][ T5187] el0_svc_common+0x138/0x258 [ 76.157420][ T5187] do_el0_svc+0x58/0x14c [ 76.158495][ T5187] el0_svc+0x7c/0x1f0 [ 76.159540][ T5187] el0t_64_sync_handler+0x84/0xe4 [ 76.160753][ T5187] el0t_64_sync+0x1a0/0x1a4 [ 76.165177][ T5191] CPU: 0 PID: 5191 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 76.165347][ T5187] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.167680][ T5191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.167691][ T5191] Call trace: [ 76.167695][ T5191] dump_backtrace+0x0/0x530 [ 76.167707][ T5191] show_stack+0x2c/0x3c [ 76.167716][ T5191] dump_stack_lvl+0x108/0x170 [ 76.167726][ T5191] dump_stack+0x1c/0x58 [ 76.176741][ T5191] should_fail+0x3b8/0x514 [ 76.177808][ T5191] __should_failslab+0xbc/0x110 [ 76.178964][ T5191] should_failslab+0x10/0x28 [ 76.180069][ T5191] slab_pre_alloc_hook+0x64/0xe8 [ 76.181332][ T5191] __kmalloc_node+0xbc/0x5b8 [ 76.182488][ T5191] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.183739][ T5191] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.185192][ T5191] nbd_start_device+0x158/0xb34 [ 76.186310][ T5191] nbd_ioctl+0x420/0xc2c [ 76.187395][ T5191] blkdev_ioctl+0x3d8/0xbd0 [ 76.188610][ T5191] block_ioctl+0xa8/0x114 [ 76.189671][ T5191] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.190847][ T5191] invoke_syscall+0x98/0x2b8 [ 76.192027][ T5191] el0_svc_common+0x138/0x258 [ 76.193230][ T5191] do_el0_svc+0x58/0x14c [ 76.194384][ T5191] el0_svc+0x7c/0x1f0 [ 76.195356][ T5191] el0t_64_sync_handler+0x84/0xe4 [ 76.196610][ T5191] el0t_64_sync+0x1a0/0x1a4 [ 76.214015][ T5191] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.222432][ T5194] FAULT_INJECTION: forcing a failure. [ 76.222432][ T5194] name failslab, interval 1, probability 0, space 0, times 0 [ 76.226194][ T5194] CPU: 0 PID: 5194 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 76.228640][ T5194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.231110][ T5194] Call trace: [ 76.231923][ T5194] dump_backtrace+0x0/0x530 [ 76.233078][ T5194] show_stack+0x2c/0x3c [ 76.234149][ T5194] dump_stack_lvl+0x108/0x170 [ 76.235387][ T5194] dump_stack+0x1c/0x58 [ 76.236407][ T5194] should_fail+0x3b8/0x514 [ 76.237514][ T5194] __should_failslab+0xbc/0x110 [ 76.238736][ T5194] should_failslab+0x10/0x28 [ 76.239851][ T5194] slab_pre_alloc_hook+0x64/0xe8 [ 76.241211][ T5194] __kmalloc_node+0xbc/0x5b8 [ 76.242377][ T5194] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.243706][ T5194] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.245110][ T5194] nbd_start_device+0x158/0xb34 [ 76.246213][ T5194] nbd_ioctl+0x420/0xc2c [ 76.247299][ T5194] blkdev_ioctl+0x3d8/0xbd0 [ 76.248457][ T5194] block_ioctl+0xa8/0x114 [ 76.249499][ T5194] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.250726][ T5194] invoke_syscall+0x98/0x2b8 [ 76.251922][ T5194] el0_svc_common+0x138/0x258 [ 76.253050][ T5194] do_el0_svc+0x58/0x14c [ 76.254131][ T5194] el0_svc+0x7c/0x1f0 [ 76.255041][ T5194] el0t_64_sync_handler+0x84/0xe4 [ 76.256277][ T5194] el0t_64_sync+0x1a0/0x1a4 [ 76.289295][ T5202] block nbd3: shutting down sockets [ 76.291180][ T5199] block nbd2: shutting down sockets [ 76.307005][ T5194] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.318810][ T5201] block nbd0: shutting down sockets [ 76.321431][ T5198] FAULT_INJECTION: forcing a failure. [ 76.321431][ T5198] name failslab, interval 1, probability 0, space 0, times 0 [ 76.322681][ T5199] ------------[ cut here ]------------ [ 76.324804][ T5198] CPU: 0 PID: 5198 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 76.325908][ T5199] kernfs: can not remove 'nr_tags', no directory [ 76.328419][ T5198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.328430][ T5198] Call trace: [ 76.328434][ T5198] dump_backtrace+0x0/0x530 [ 76.328448][ T5198] show_stack+0x2c/0x3c [ 76.328457][ T5198] dump_stack_lvl+0x108/0x170 [ 76.328470][ T5198] dump_stack+0x1c/0x58 [ 76.328479][ T5198] should_fail+0x3b8/0x514 [ 76.328489][ T5198] __should_failslab+0xbc/0x110 [ 76.339626][ T5198] should_failslab+0x10/0x28 [ 76.340658][ T5198] slab_pre_alloc_hook+0x64/0xe8 [ 76.340885][ T5199] WARNING: CPU: 1 PID: 5199 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 76.341718][ T5198] __kmalloc_node+0xbc/0x5b8 [ 76.344020][ T5199] Modules linked in: [ 76.345135][ T5198] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.345997][ T5199] CPU: 1 PID: 5199 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 76.347281][ T5198] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.349629][ T5199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.351056][ T5198] nbd_start_device+0x158/0xb34 [ 76.353321][ T5199] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 76.354531][ T5198] nbd_ioctl+0x420/0xc2c [ 76.356236][ T5199] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 76.357223][ T5198] blkdev_ioctl+0x3d8/0xbd0 [ 76.358623][ T5199] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 76.359711][ T5198] block_ioctl+0xa8/0x114 [ 76.361100][ T5199] sp : ffff800020f67760 [ 76.362065][ T5198] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.363039][ T5199] x29: ffff800020f67760 x28: ffff0000cbd95000 [ 76.364141][ T5198] invoke_syscall+0x98/0x2b8 [ 76.364151][ T5199] x27: ffff0000cbd5fb00 [ 76.364161][ T5199] x26: 0000000000000000 [ 76.365661][ T5198] el0_svc_common+0x138/0x258 [ 76.366748][ T5199] x25: ffff800015254348 [ 76.367840][ T5198] do_el0_svc+0x58/0x14c [ 76.368726][ T5199] x24: 1ffff000024163d0 [ 76.369805][ T5198] el0_svc+0x7c/0x1f0 [ 76.370778][ T5199] [ 76.370783][ T5199] x23: dfff800000000000 [ 76.371844][ T5198] el0t_64_sync_handler+0x84/0xe4 [ 76.372729][ T5199] x22: ffff800015254380 [ 76.373738][ T5198] el0t_64_sync+0x1a0/0x1a4 [ 76.374233][ T5199] x21: 0000000000000000 [ 76.379371][ T5199] x20: 0000000000000000 x19: 00000000fffffffe x18: 1fffe00036835d8e [ 76.381234][ T5199] x17: 1fffe00036835d8e x16: ffff8000082ec9a8 x15: ffff800014b5ef40 [ 76.383200][ T5199] x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000003 [ 76.385191][ T5199] x11: 0000000000000000 x10: 0000000000000000 x9 : 595097170b3c7100 [ 76.387194][ T5199] x8 : 595097170b3c7100 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.389234][ T5199] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000804605c [ 76.390893][ T5199] x2 : 0000000000000006 x1 : 0000000100000000 x0 : 000000000000002e [ 76.392791][ T5199] Call trace: [ 76.393540][ T5199] kernfs_remove_by_name_ns+0xd0/0x158 [ 76.394897][ T5199] sysfs_remove_group+0xf8/0x288 [ 76.396103][ T5199] sysfs_remove_groups+0x5c/0xb4 [ 76.397256][ T5199] __kobject_del+0x90/0x2d4 [ 76.398247][ T5199] kobject_del+0x48/0x68 [ 76.399360][ T5199] blk_mq_sysfs_unregister+0x1a0/0x274 [ 76.400738][ T5199] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 76.402101][ T5199] nbd_start_device+0x158/0xb34 [ 76.403129][ T5199] nbd_ioctl+0x420/0xc2c [ 76.404107][ T5199] blkdev_ioctl+0x3d8/0xbd0 [ 76.405263][ T5199] block_ioctl+0xa8/0x114 [ 76.406339][ T5199] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.407471][ T5199] invoke_syscall+0x98/0x2b8 [ 76.408565][ T5199] el0_svc_common+0x138/0x258 [ 76.409747][ T5199] do_el0_svc+0x58/0x14c [ 76.410794][ T5199] el0_svc+0x7c/0x1f0 [ 76.411713][ T5199] el0t_64_sync_handler+0x84/0xe4 [ 76.412894][ T5199] el0t_64_sync+0x1a0/0x1a4 [ 76.414007][ T5199] irq event stamp: 1282 [ 76.414907][ T5199] hardirqs last enabled at (1281): [] finish_lock_switch+0xbc/0x1e8 [ 76.417254][ T5199] hardirqs last disabled at (1282): [] el1_dbg+0x24/0x80 [ 76.419296][ T5199] softirqs last enabled at (382): [] local_bh_enable+0x10/0x34 [ 76.421440][ T5199] softirqs last disabled at (380): [] local_bh_disable+0x10/0x34 [ 76.423790][ T5199] ---[ end trace 81300a981b311272 ]--- [ 76.451880][ T5201] FAULT_INJECTION: forcing a failure. [ 76.451880][ T5201] name failslab, interval 1, probability 0, space 0, times 0 [ 76.454776][ T5201] CPU: 1 PID: 5201 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 76.456927][ T5201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.459250][ T5201] Call trace: [ 76.460009][ T5201] dump_backtrace+0x0/0x530 [ 76.460921][ T5201] show_stack+0x2c/0x3c [ 76.461769][ T5201] dump_stack_lvl+0x108/0x170 [ 76.462836][ T5201] dump_stack+0x1c/0x58 [ 76.463861][ T5201] should_fail+0x3b8/0x514 [ 76.464922][ T5201] __should_failslab+0xbc/0x110 [ 76.466059][ T5201] should_failslab+0x10/0x28 [ 76.467188][ T5201] slab_pre_alloc_hook+0x64/0xe8 [ 76.468333][ T5201] __kmalloc_node+0xbc/0x5b8 [ 76.469371][ T5201] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.470704][ T5201] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.472180][ T5201] nbd_start_device+0x158/0xb34 [ 76.473362][ T5201] nbd_ioctl+0x420/0xc2c [ 76.474370][ T5201] blkdev_ioctl+0x3d8/0xbd0 [ 76.475502][ T5201] block_ioctl+0xa8/0x114 [ 76.476553][ T5201] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.477642][ T5201] invoke_syscall+0x98/0x2b8 [ 76.478625][ T5201] el0_svc_common+0x138/0x258 [ 76.479633][ T5201] do_el0_svc+0x58/0x14c [ 76.480697][ T5201] el0_svc+0x7c/0x1f0 [ 76.481552][ T5201] el0t_64_sync_handler+0x84/0xe4 [ 76.482724][ T5201] el0t_64_sync+0x1a0/0x1a4 [ 76.484388][ T5201] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.489338][ T5198] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.496243][ T5206] block nbd1: shutting down sockets [ 76.497888][ T5199] ------------[ cut here ]------------ [ 76.499337][ T5199] kernfs: can not remove 'nr_reserved_tags', no directory [ 76.502424][ T5199] WARNING: CPU: 0 PID: 5199 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 76.504909][ T5199] Modules linked in: [ 76.505812][ T5199] CPU: 0 PID: 5199 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 76.508071][ T5199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.510665][ T5199] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 76.512602][ T5199] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 76.514016][ T5199] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 76.515479][ T5199] sp : ffff800020f67760 [ 76.516595][ T5199] x29: ffff800020f67760 x28: ffff0000cbd95000 x27: ffff0000cbd5fb00 [ 76.518634][ T5199] x26: 0000000000000000 x25: ffff800015254350 x24: 1ffff000024163d0 [ 76.520613][ T5199] x23: dfff800000000000 x22: ffff8000152543e0 x21: 0000000000000000 [ 76.522695][ T5199] x20: 0000000000000000 x19: 00000000fffffffe x18: 1fffe00036831b8e [ 76.524711][ T5199] x17: 1fffe00036831b8e x16: ffff800011ac23e0 x15: ffff800014b5ef40 [ 76.526693][ T5199] x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000001 [ 76.528658][ T5199] x11: 0000000000000000 x10: 0000000000000000 x9 : 595097170b3c7100 [ 76.530613][ T5199] x8 : 595097170b3c7100 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.532644][ T5199] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a987d1c [ 76.534544][ T5199] x2 : ffff0001b418dd10 x1 : 0000000100000000 x0 : 0000000000000037 [ 76.536554][ T5199] Call trace: [ 76.537384][ T5199] kernfs_remove_by_name_ns+0xd0/0x158 [ 76.538837][ T5199] sysfs_remove_group+0xf8/0x288 [ 76.540049][ T5199] sysfs_remove_groups+0x5c/0xb4 [ 76.541186][ T5199] __kobject_del+0x90/0x2d4 [ 76.542228][ T5199] kobject_del+0x48/0x68 [ 76.543312][ T5199] blk_mq_sysfs_unregister+0x1a0/0x274 [ 76.544640][ T5199] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 76.546019][ T5199] nbd_start_device+0x158/0xb34 [ 76.547223][ T5199] nbd_ioctl+0x420/0xc2c [ 76.548240][ T5199] blkdev_ioctl+0x3d8/0xbd0 [ 76.549444][ T5199] block_ioctl+0xa8/0x114 [ 76.550565][ T5199] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.551875][ T5199] invoke_syscall+0x98/0x2b8 [ 76.552957][ T5199] el0_svc_common+0x138/0x258 [ 76.554040][ T5199] do_el0_svc+0x58/0x14c [ 76.555098][ T5199] el0_svc+0x7c/0x1f0 [ 76.556062][ T5199] el0t_64_sync_handler+0x84/0xe4 [ 76.557317][ T5199] el0t_64_sync+0x1a0/0x1a4 [ 76.558389][ T5199] irq event stamp: 1590 [ 76.559424][ T5199] hardirqs last enabled at (1589): [] finish_lock_switch+0xbc/0x1e8 [ 76.561949][ T5199] hardirqs last disabled at (1590): [] el1_dbg+0x24/0x80 [ 76.564105][ T5199] softirqs last enabled at (1572): [] handle_softirqs+0xb88/0xdbc [ 76.566425][ T5199] softirqs last disabled at (1557): [] __irq_exit_rcu+0x268/0x4d8 [ 76.568613][ T5199] ---[ end trace 81300a981b311273 ]--- [ 76.611110][ T5207] FAULT_INJECTION: forcing a failure. [ 76.611110][ T5207] name failslab, interval 1, probability 0, space 0, times 0 [ 76.616515][ T5207] CPU: 0 PID: 5207 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 76.619005][ T5207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.621402][ T5207] Call trace: [ 76.622126][ T5207] dump_backtrace+0x0/0x530 [ 76.623287][ T5207] show_stack+0x2c/0x3c [ 76.624296][ T5207] dump_stack_lvl+0x108/0x170 [ 76.625426][ T5207] dump_stack+0x1c/0x58 [ 76.626450][ T5207] should_fail+0x3b8/0x514 [ 76.627551][ T5207] __should_failslab+0xbc/0x110 [ 76.628845][ T5207] should_failslab+0x10/0x28 [ 76.629949][ T5207] slab_pre_alloc_hook+0x64/0xe8 [ 76.631191][ T5207] __kmalloc_node+0xbc/0x5b8 [ 76.632378][ T5207] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.633691][ T5207] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.635142][ T5207] nbd_start_device+0x158/0xb34 [ 76.636410][ T5207] nbd_ioctl+0x420/0xc2c [ 76.637395][ T5207] blkdev_ioctl+0x3d8/0xbd0 [ 76.638517][ T5207] block_ioctl+0xa8/0x114 [ 76.639579][ T5207] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.640816][ T5207] invoke_syscall+0x98/0x2b8 [ 76.641974][ T5207] el0_svc_common+0x138/0x258 [ 76.643055][ T5207] do_el0_svc+0x58/0x14c [ 76.644164][ T5207] el0_svc+0x7c/0x1f0 [ 76.645196][ T5207] el0t_64_sync_handler+0x84/0xe4 [ 76.646426][ T5207] el0t_64_sync+0x1a0/0x1a4 [ 76.652533][ T5209] block nbd4: shutting down sockets [ 76.681771][ T5212] block nbd0: shutting down sockets [ 76.685135][ T5207] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.694937][ T5199] ------------[ cut here ]------------ [ 76.699877][ T5199] kernfs: can not remove 'cpu_list', no directory [ 76.700856][ T5209] FAULT_INJECTION: forcing a failure. [ 76.700856][ T5209] name failslab, interval 1, probability 0, space 0, times 0 [ 76.704099][ T5209] CPU: 1 PID: 5209 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 76.706245][ T5209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.708628][ T5209] Call trace: [ 76.709385][ T5209] dump_backtrace+0x0/0x530 [ 76.710451][ T5209] show_stack+0x2c/0x3c [ 76.711464][ T5209] dump_stack_lvl+0x108/0x170 [ 76.712661][ T5209] dump_stack+0x1c/0x58 [ 76.713597][ T5209] should_fail+0x3b8/0x514 [ 76.714634][ T5209] __should_failslab+0xbc/0x110 [ 76.714995][ T5199] WARNING: CPU: 0 PID: 5199 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 76.715723][ T5209] should_failslab+0x10/0x28 [ 76.718036][ T5199] Modules linked in: [ 76.719018][ T5209] slab_pre_alloc_hook+0x64/0xe8 [ 76.719892][ T5199] CPU: 0 PID: 5199 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 76.721093][ T5209] __kmalloc_node+0xbc/0x5b8 [ 76.723488][ T5199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.724583][ T5209] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.726956][ T5199] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 76.728189][ T5209] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.729983][ T5199] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 76.731433][ T5209] nbd_start_device+0x158/0xb34 [ 76.732800][ T5199] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 76.733950][ T5209] nbd_ioctl+0x420/0xc2c [ 76.735283][ T5199] sp : ffff800020f67760 [ 76.736349][ T5209] blkdev_ioctl+0x3d8/0xbd0 [ 76.737265][ T5199] x29: ffff800020f67760 x28: ffff0000cbd95000 [ 76.738289][ T5209] block_ioctl+0xa8/0x114 [ 76.738300][ T5199] x27: ffff0000cbd5fb00 [ 76.739702][ T5199] x26: 0000000000000000 [ 76.740701][ T5209] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.741705][ T5199] x25: ffff800015254358 [ 76.742585][ T5209] invoke_syscall+0x98/0x2b8 [ 76.743720][ T5199] x24: 1ffff000024163d0 [ 76.744680][ T5209] el0_svc_common+0x138/0x258 [ 76.745604][ T5199] [ 76.746573][ T5209] do_el0_svc+0x58/0x14c [ 76.747559][ T5199] x23: dfff800000000000 [ 76.748140][ T5209] el0_svc+0x7c/0x1f0 [ 76.749198][ T5199] x22: ffff800015254440 [ 76.750213][ T5209] el0t_64_sync_handler+0x84/0xe4 [ 76.751128][ T5199] x21: 0000000000000000 [ 76.752070][ T5209] el0t_64_sync+0x1a0/0x1a4 [ 76.753263][ T5199] [ 76.755772][ T5199] x20: 0000000000000000 x19: 00000000fffffffe x18: 1fffe00036831b8e [ 76.757712][ T5199] x17: 1fffe00036831b8e x16: ffff800011ac23e0 x15: ffff800014b5ef40 [ 76.759603][ T5199] x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000001 [ 76.761574][ T5199] x11: 0000000000000000 x10: 0000000000000000 x9 : 595097170b3c7100 [ 76.763507][ T5199] x8 : 595097170b3c7100 x7 : 0000000000000000 x6 : 0000000000000000 [ 76.765482][ T5199] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a987d1c [ 76.767360][ T5199] x2 : ffff0001b418dd10 x1 : 0000000100000000 x0 : 000000000000002f [ 76.769232][ T5199] Call trace: [ 76.769948][ T5199] kernfs_remove_by_name_ns+0xd0/0x158 [ 76.771246][ T5199] sysfs_remove_group+0xf8/0x288 [ 76.772502][ T5199] sysfs_remove_groups+0x5c/0xb4 [ 76.773738][ T5199] __kobject_del+0x90/0x2d4 [ 76.774772][ T5199] kobject_del+0x48/0x68 [ 76.775819][ T5199] blk_mq_sysfs_unregister+0x1a0/0x274 [ 76.777012][ T5199] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 76.778422][ T5199] nbd_start_device+0x158/0xb34 [ 76.779691][ T5199] nbd_ioctl+0x420/0xc2c [ 76.780727][ T5199] blkdev_ioctl+0x3d8/0xbd0 [ 76.781824][ T5199] block_ioctl+0xa8/0x114 [ 76.782822][ T5199] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.783968][ T5199] invoke_syscall+0x98/0x2b8 [ 76.785195][ T5199] el0_svc_common+0x138/0x258 [ 76.786234][ T5199] do_el0_svc+0x58/0x14c [ 76.787342][ T5199] el0_svc+0x7c/0x1f0 [ 76.788302][ T5199] el0t_64_sync_handler+0x84/0xe4 [ 76.789403][ T5199] el0t_64_sync+0x1a0/0x1a4 [ 76.790513][ T5199] irq event stamp: 1786 [ 76.791525][ T5199] hardirqs last enabled at (1785): [] finish_lock_switch+0xbc/0x1e8 [ 76.793910][ T5199] hardirqs last disabled at (1786): [] el1_dbg+0x24/0x80 [ 76.795970][ T5199] softirqs last enabled at (1758): [] handle_softirqs+0xb88/0xdbc [ 76.798081][ T5199] softirqs last disabled at (1593): [] __irq_exit_rcu+0x268/0x4d8 [ 76.800431][ T5199] ---[ end trace 81300a981b311274 ]--- [ 76.817239][ T5216] block nbd3: shutting down sockets [ 76.817334][ T5199] FAULT_INJECTION: forcing a failure. [ 76.817334][ T5199] name failslab, interval 1, probability 0, space 0, times 0 [ 76.822290][ T5199] CPU: 0 PID: 5199 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 76.824495][ T5199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.826946][ T5199] Call trace: [ 76.827774][ T5199] dump_backtrace+0x0/0x530 [ 76.828813][ T5199] show_stack+0x2c/0x3c [ 76.829805][ T5199] dump_stack_lvl+0x108/0x170 [ 76.830952][ T5199] dump_stack+0x1c/0x58 [ 76.831846][ T5199] should_fail+0x3b8/0x514 [ 76.832793][ T5199] __should_failslab+0xbc/0x110 [ 76.833943][ T5199] should_failslab+0x10/0x28 [ 76.834984][ T5199] slab_pre_alloc_hook+0x64/0xe8 [ 76.836205][ T5199] __kmalloc_node+0xbc/0x5b8 [ 76.837284][ T5199] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.838650][ T5199] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.839996][ T5199] nbd_start_device+0x158/0xb34 [ 76.841252][ T5199] nbd_ioctl+0x420/0xc2c [ 76.842400][ T5199] blkdev_ioctl+0x3d8/0xbd0 [ 76.843519][ T5199] block_ioctl+0xa8/0x114 [ 76.844544][ T5199] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.845727][ T5199] invoke_syscall+0x98/0x2b8 [ 76.846881][ T5199] el0_svc_common+0x138/0x258 [ 76.847908][ T5199] do_el0_svc+0x58/0x14c [ 76.848874][ T5199] el0_svc+0x7c/0x1f0 [ 76.849794][ T5199] el0t_64_sync_handler+0x84/0xe4 [ 76.850910][ T5199] el0t_64_sync+0x1a0/0x1a4 [ 76.855535][ T5199] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.859280][ T5209] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.861958][ T5212] FAULT_INJECTION: forcing a failure. [ 76.861958][ T5212] name failslab, interval 1, probability 0, space 0, times 0 [ 76.864993][ T5212] CPU: 1 PID: 5212 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 76.867260][ T5212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.869463][ T5212] Call trace: [ 76.870309][ T5212] dump_backtrace+0x0/0x530 [ 76.871277][ T5212] show_stack+0x2c/0x3c [ 76.872166][ T5212] dump_stack_lvl+0x108/0x170 [ 76.873293][ T5212] dump_stack+0x1c/0x58 [ 76.874215][ T5212] should_fail+0x3b8/0x514 [ 76.875261][ T5212] __should_failslab+0xbc/0x110 [ 76.876429][ T5212] should_failslab+0x10/0x28 [ 76.877504][ T5212] slab_pre_alloc_hook+0x64/0xe8 [ 76.878553][ T5212] __kmalloc_node+0xbc/0x5b8 [ 76.879711][ T5212] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 76.880977][ T5212] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 76.882367][ T5212] nbd_start_device+0x158/0xb34 [ 76.883537][ T5212] nbd_ioctl+0x420/0xc2c [ 76.884666][ T5212] blkdev_ioctl+0x3d8/0xbd0 [ 76.885691][ T5212] block_ioctl+0xa8/0x114 [ 76.886823][ T5212] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.888073][ T5212] invoke_syscall+0x98/0x2b8 [ 76.889102][ T5212] el0_svc_common+0x138/0x258 [ 76.890200][ T5212] do_el0_svc+0x58/0x14c [ 76.891218][ T5212] el0_svc+0x7c/0x1f0 [ 76.892185][ T5212] el0t_64_sync_handler+0x84/0xe4 [ 76.893299][ T5212] el0t_64_sync+0x1a0/0x1a4 [ 76.899181][ T5212] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 76.913449][ T5214] FAULT_INJECTION: forcing a failure. [ 76.913449][ T5214] name failslab, interval 1, probability 0, space 0, times 0 [ 76.916349][ T5214] CPU: 1 PID: 5214 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 76.918693][ T5214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.921000][ T5214] Call trace: [ 76.921721][ T5214] dump_backtrace+0x0/0x530 [ 76.922763][ T5214] show_stack+0x2c/0x3c [ 76.923837][ T5214] dump_stack_lvl+0x108/0x170 [ 76.924929][ T5214] dump_stack+0x1c/0x58 [ 76.925880][ T5214] should_fail+0x3b8/0x514 [ 76.926951][ T5214] __should_failslab+0xbc/0x110 [ 76.928146][ T5214] should_failslab+0x10/0x28 [ 76.929308][ T5214] slab_pre_alloc_hook+0x64/0xe8 [ 76.930455][ T5214] __kmalloc_node+0xbc/0x5b8 [ 76.931464][ T5214] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 76.932757][ T5214] nbd_start_device+0x158/0xb34 [ 76.933876][ T5214] nbd_ioctl+0x420/0xc2c [ 76.934983][ T5214] blkdev_ioctl+0x3d8/0xbd0 [ 76.936113][ T5214] block_ioctl+0xa8/0x114 [ 76.937049][ T5214] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.938220][ T5214] invoke_syscall+0x98/0x2b8 [ 76.939284][ T5214] el0_svc_common+0x138/0x258 [ 76.940424][ T5214] do_el0_svc+0x58/0x14c [ 76.941390][ T5214] el0_svc+0x7c/0x1f0 [ 76.942312][ T5214] el0t_64_sync_handler+0x84/0xe4 [ 76.943526][ T5214] el0t_64_sync+0x1a0/0x1a4 [ 76.958416][ T5219] block nbd1: shutting down sockets [ 76.991052][ T5218] FAULT_INJECTION: forcing a failure. [ 76.991052][ T5218] name failslab, interval 1, probability 0, space 0, times 0 [ 76.994010][ T5218] CPU: 0 PID: 5218 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 76.996049][ T5218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 76.998376][ T5218] Call trace: [ 76.999187][ T5218] dump_backtrace+0x0/0x530 [ 77.000255][ T5218] show_stack+0x2c/0x3c [ 77.001329][ T5218] dump_stack_lvl+0x108/0x170 [ 77.002540][ T5218] dump_stack+0x1c/0x58 [ 77.003550][ T5218] should_fail+0x3b8/0x514 [ 77.004681][ T5218] __should_failslab+0xbc/0x110 [ 77.005913][ T5218] should_failslab+0x10/0x28 [ 77.007064][ T5218] slab_pre_alloc_hook+0x64/0xe8 [ 77.008304][ T5218] __kmalloc_node+0xbc/0x5b8 [ 77.009356][ T5218] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.010672][ T5218] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.012186][ T5218] nbd_start_device+0x158/0xb34 [ 77.013353][ T5218] nbd_ioctl+0x420/0xc2c [ 77.014291][ T5218] blkdev_ioctl+0x3d8/0xbd0 [ 77.015394][ T5218] block_ioctl+0xa8/0x114 [ 77.016476][ T5218] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.017829][ T5218] invoke_syscall+0x98/0x2b8 [ 77.018909][ T5218] el0_svc_common+0x138/0x258 [ 77.020096][ T5218] do_el0_svc+0x58/0x14c [ 77.021146][ T5218] el0_svc+0x7c/0x1f0 [ 77.022199][ T5218] el0t_64_sync_handler+0x84/0xe4 [ 77.023493][ T5218] el0t_64_sync+0x1a0/0x1a4 [ 77.047389][ T5218] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.108647][ T5226] block nbd0: shutting down sockets [ 77.108795][ T5223] block nbd2: shutting down sockets [ 77.128709][ T5224] block nbd4: shutting down sockets [ 77.148864][ T5229] block nbd3: shutting down sockets [ 77.150861][ T5223] FAULT_INJECTION: forcing a failure. [ 77.150861][ T5223] name failslab, interval 1, probability 0, space 0, times 0 [ 77.153694][ T5223] CPU: 1 PID: 5223 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 77.155941][ T5223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.158051][ T5223] Call trace: [ 77.158948][ T5223] dump_backtrace+0x0/0x530 [ 77.160107][ T5223] show_stack+0x2c/0x3c [ 77.161140][ T5223] dump_stack_lvl+0x108/0x170 [ 77.162277][ T5223] dump_stack+0x1c/0x58 [ 77.163214][ T5223] should_fail+0x3b8/0x514 [ 77.164252][ T5223] __should_failslab+0xbc/0x110 [ 77.165408][ T5223] should_failslab+0x10/0x28 [ 77.166550][ T5223] slab_pre_alloc_hook+0x64/0xe8 [ 77.167675][ T5223] __kmalloc_node+0xbc/0x5b8 [ 77.168815][ T5223] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.170065][ T5223] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.171472][ T5223] nbd_start_device+0x158/0xb34 [ 77.172702][ T5223] nbd_ioctl+0x420/0xc2c [ 77.173745][ T5223] blkdev_ioctl+0x3d8/0xbd0 [ 77.174831][ T5223] block_ioctl+0xa8/0x114 [ 77.175868][ T5223] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.176899][ T5223] invoke_syscall+0x98/0x2b8 [ 77.178085][ T5223] el0_svc_common+0x138/0x258 [ 77.179310][ T5223] do_el0_svc+0x58/0x14c [ 77.180249][ T5223] el0_svc+0x7c/0x1f0 [ 77.181107][ T5223] el0t_64_sync_handler+0x84/0xe4 [ 77.182261][ T5223] el0t_64_sync+0x1a0/0x1a4 [ 77.192107][ T5224] FAULT_INJECTION: forcing a failure. [ 77.192107][ T5224] name failslab, interval 1, probability 0, space 0, times 0 [ 77.195074][ T5226] FAULT_INJECTION: forcing a failure. [ 77.195074][ T5226] name failslab, interval 1, probability 0, space 0, times 0 [ 77.202524][ T5229] FAULT_INJECTION: forcing a failure. [ 77.202524][ T5229] name failslab, interval 1, probability 0, space 0, times 0 [ 77.208562][ T5231] block nbd1: shutting down sockets [ 77.211545][ T5229] CPU: 0 PID: 5229 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 77.213969][ T5229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.216647][ T5229] Call trace: [ 77.217468][ T5229] dump_backtrace+0x0/0x530 [ 77.218662][ T5229] show_stack+0x2c/0x3c [ 77.219757][ T5229] dump_stack_lvl+0x108/0x170 [ 77.221051][ T5229] dump_stack+0x1c/0x58 [ 77.222060][ T5229] should_fail+0x3b8/0x514 [ 77.223039][ T5229] __should_failslab+0xbc/0x110 [ 77.224158][ T5229] should_failslab+0x10/0x28 [ 77.225221][ T5229] slab_pre_alloc_hook+0x64/0xe8 [ 77.226364][ T5229] __kmalloc_node+0xbc/0x5b8 [ 77.227385][ T5229] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.228605][ T5229] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.229909][ T5229] nbd_start_device+0x158/0xb34 [ 77.231107][ T5229] nbd_ioctl+0x420/0xc2c [ 77.232072][ T5229] blkdev_ioctl+0x3d8/0xbd0 [ 77.233279][ T5229] block_ioctl+0xa8/0x114 [ 77.234350][ T5229] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.235430][ T5229] invoke_syscall+0x98/0x2b8 [ 77.236440][ T5229] el0_svc_common+0x138/0x258 [ 77.237496][ T5229] do_el0_svc+0x58/0x14c [ 77.238498][ T5229] el0_svc+0x7c/0x1f0 [ 77.239480][ T5229] el0t_64_sync_handler+0x84/0xe4 [ 77.240649][ T5229] el0t_64_sync+0x1a0/0x1a4 [ 77.244055][ T5226] CPU: 0 PID: 5226 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 77.246469][ T5226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.248716][ T5226] Call trace: [ 77.249489][ T5226] dump_backtrace+0x0/0x530 [ 77.250480][ T5226] show_stack+0x2c/0x3c [ 77.251387][ T5226] dump_stack_lvl+0x108/0x170 [ 77.252342][ T5226] dump_stack+0x1c/0x58 [ 77.253244][ T5226] should_fail+0x3b8/0x514 [ 77.254292][ T5226] __should_failslab+0xbc/0x110 [ 77.255309][ T5226] should_failslab+0x10/0x28 [ 77.256404][ T5226] slab_pre_alloc_hook+0x64/0xe8 [ 77.257441][ T5226] __kmalloc_node+0xbc/0x5b8 [ 77.258532][ T5226] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.259800][ T5226] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.261061][ T5226] nbd_start_device+0x158/0xb34 [ 77.262134][ T5226] nbd_ioctl+0x420/0xc2c [ 77.263197][ T5226] blkdev_ioctl+0x3d8/0xbd0 [ 77.264245][ T5226] block_ioctl+0xa8/0x114 [ 77.265179][ T5226] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.266183][ T5226] invoke_syscall+0x98/0x2b8 [ 77.266428][ T5223] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.267258][ T5226] el0_svc_common+0x138/0x258 [ 77.269877][ T5226] do_el0_svc+0x58/0x14c [ 77.270874][ T5226] el0_svc+0x7c/0x1f0 [ 77.271889][ T5226] el0t_64_sync_handler+0x84/0xe4 [ 77.273018][ T5226] el0t_64_sync+0x1a0/0x1a4 [ 77.276723][ T5224] CPU: 1 PID: 5224 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 77.279231][ T5224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.281472][ T5224] Call trace: [ 77.281783][ T5231] FAULT_INJECTION: forcing a failure. [ 77.281783][ T5231] name failslab, interval 1, probability 0, space 0, times 0 [ 77.282243][ T5224] dump_backtrace+0x0/0x530 [ 77.286312][ T5224] show_stack+0x2c/0x3c [ 77.286617][ T5226] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.287306][ T5224] dump_stack_lvl+0x108/0x170 [ 77.289452][ T5229] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.289931][ T5224] dump_stack+0x1c/0x58 [ 77.292445][ T5224] should_fail+0x3b8/0x514 [ 77.293454][ T5224] __should_failslab+0xbc/0x110 [ 77.294601][ T5224] should_failslab+0x10/0x28 [ 77.295812][ T5224] slab_pre_alloc_hook+0x64/0xe8 [ 77.296948][ T5224] __kmalloc_node+0xbc/0x5b8 [ 77.298092][ T5224] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.299385][ T5224] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.300744][ T5224] nbd_start_device+0x158/0xb34 [ 77.301779][ T5224] nbd_ioctl+0x420/0xc2c [ 77.302793][ T5224] blkdev_ioctl+0x3d8/0xbd0 [ 77.303874][ T5224] block_ioctl+0xa8/0x114 [ 77.304855][ T5224] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.305962][ T5224] invoke_syscall+0x98/0x2b8 [ 77.307073][ T5224] el0_svc_common+0x138/0x258 [ 77.308292][ T5224] do_el0_svc+0x58/0x14c [ 77.309408][ T5224] el0_svc+0x7c/0x1f0 [ 77.310415][ T5224] el0t_64_sync_handler+0x84/0xe4 [ 77.311736][ T5224] el0t_64_sync+0x1a0/0x1a4 [ 77.315073][ T5231] CPU: 0 PID: 5231 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 77.317296][ T5231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.319690][ T5231] Call trace: [ 77.320415][ T5231] dump_backtrace+0x0/0x530 [ 77.321508][ T5231] show_stack+0x2c/0x3c [ 77.322454][ T5231] dump_stack_lvl+0x108/0x170 [ 77.323478][ T5231] dump_stack+0x1c/0x58 [ 77.324488][ T5231] should_fail+0x3b8/0x514 [ 77.325578][ T5231] __should_failslab+0xbc/0x110 [ 77.326678][ T5231] should_failslab+0x10/0x28 [ 77.327764][ T5231] slab_pre_alloc_hook+0x64/0xe8 [ 77.328919][ T5231] __kmalloc_node+0xbc/0x5b8 [ 77.330069][ T5231] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.331317][ T5231] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.332743][ T5231] nbd_start_device+0x158/0xb34 [ 77.333820][ T5231] nbd_ioctl+0x420/0xc2c [ 77.334760][ T5231] blkdev_ioctl+0x3d8/0xbd0 [ 77.335806][ T5231] block_ioctl+0xa8/0x114 [ 77.336770][ T5231] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.337882][ T5231] invoke_syscall+0x98/0x2b8 [ 77.339090][ T5231] el0_svc_common+0x138/0x258 [ 77.340178][ T5231] do_el0_svc+0x58/0x14c [ 77.341240][ T5231] el0_svc+0x7c/0x1f0 [ 77.342162][ T5231] el0t_64_sync_handler+0x84/0xe4 [ 77.343338][ T5231] el0t_64_sync+0x1a0/0x1a4 [ 77.352844][ T5231] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.405236][ T5224] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.498809][ T5240] block nbd3: shutting down sockets [ 77.502492][ T5241] block nbd2: shutting down sockets [ 77.509012][ T5239] block nbd0: shutting down sockets [ 77.519192][ T5243] block nbd1: shutting down sockets [ 77.541152][ T5240] FAULT_INJECTION: forcing a failure. [ 77.541152][ T5240] name failslab, interval 1, probability 0, space 0, times 0 [ 77.544975][ T5240] CPU: 1 PID: 5240 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 77.546910][ T5239] FAULT_INJECTION: forcing a failure. [ 77.546910][ T5239] name failslab, interval 1, probability 0, space 0, times 0 [ 77.547466][ T5240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.547478][ T5240] Call trace: [ 77.547482][ T5240] dump_backtrace+0x0/0x530 [ 77.554225][ T5240] show_stack+0x2c/0x3c [ 77.555168][ T5240] dump_stack_lvl+0x108/0x170 [ 77.556324][ T5240] dump_stack+0x1c/0x58 [ 77.557317][ T5240] should_fail+0x3b8/0x514 [ 77.558297][ T5240] __should_failslab+0xbc/0x110 [ 77.559467][ T5240] should_failslab+0x10/0x28 [ 77.560600][ T5240] slab_pre_alloc_hook+0x64/0xe8 [ 77.561792][ T5240] __kmalloc_node+0xbc/0x5b8 [ 77.562929][ T5240] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.564131][ T5240] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.565504][ T5240] nbd_start_device+0x158/0xb34 [ 77.566625][ T5240] nbd_ioctl+0x420/0xc2c [ 77.567573][ T5240] blkdev_ioctl+0x3d8/0xbd0 [ 77.568669][ T5240] block_ioctl+0xa8/0x114 [ 77.569771][ T5240] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.570907][ T5240] invoke_syscall+0x98/0x2b8 [ 77.572024][ T5240] el0_svc_common+0x138/0x258 [ 77.573115][ T5240] do_el0_svc+0x58/0x14c [ 77.574180][ T5240] el0_svc+0x7c/0x1f0 [ 77.575187][ T5240] el0t_64_sync_handler+0x84/0xe4 [ 77.576413][ T5240] el0t_64_sync+0x1a0/0x1a4 [ 77.577531][ T5239] CPU: 0 PID: 5239 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 77.579819][ T5239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.582268][ T5239] Call trace: [ 77.583047][ T5239] dump_backtrace+0x0/0x530 [ 77.584056][ T5239] show_stack+0x2c/0x3c [ 77.585148][ T5239] dump_stack_lvl+0x108/0x170 [ 77.586314][ T5239] dump_stack+0x1c/0x58 [ 77.587351][ T5239] should_fail+0x3b8/0x514 [ 77.588430][ T5239] __should_failslab+0xbc/0x110 [ 77.589604][ T5239] should_failslab+0x10/0x28 [ 77.590452][ T5240] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.590687][ T5239] slab_pre_alloc_hook+0x64/0xe8 [ 77.593493][ T5239] __kmalloc_node+0xbc/0x5b8 [ 77.594556][ T5239] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.595828][ T5239] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.597331][ T5239] nbd_start_device+0x158/0xb34 [ 77.598399][ T5250] block nbd4: shutting down sockets [ 77.598496][ T5239] nbd_ioctl+0x420/0xc2c [ 77.600633][ T5239] blkdev_ioctl+0x3d8/0xbd0 [ 77.601764][ T5239] block_ioctl+0xa8/0x114 [ 77.602686][ T5239] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.603871][ T5239] invoke_syscall+0x98/0x2b8 [ 77.604912][ T5239] el0_svc_common+0x138/0x258 [ 77.606015][ T5239] do_el0_svc+0x58/0x14c [ 77.607027][ T5239] el0_svc+0x7c/0x1f0 [ 77.608055][ T5239] el0t_64_sync_handler+0x84/0xe4 [ 77.609366][ T5239] el0t_64_sync+0x1a0/0x1a4 [ 77.609635][ T5241] FAULT_INJECTION: forcing a failure. [ 77.609635][ T5241] name failslab, interval 1, probability 0, space 0, times 0 [ 77.614184][ T5243] FAULT_INJECTION: forcing a failure. [ 77.614184][ T5243] name failslab, interval 1, probability 0, space 0, times 0 [ 77.614196][ T5241] CPU: 1 PID: 5241 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 77.614213][ T5241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.621982][ T5241] Call trace: [ 77.622537][ T5239] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.622741][ T5241] dump_backtrace+0x0/0x530 [ 77.622757][ T5241] show_stack+0x2c/0x3c [ 77.622766][ T5241] dump_stack_lvl+0x108/0x170 [ 77.627611][ T5241] dump_stack+0x1c/0x58 [ 77.628626][ T5241] should_fail+0x3b8/0x514 [ 77.629617][ T5241] __should_failslab+0xbc/0x110 [ 77.630769][ T5241] should_failslab+0x10/0x28 [ 77.631832][ T5241] slab_pre_alloc_hook+0x64/0xe8 [ 77.632986][ T5241] __kmalloc_node+0xbc/0x5b8 [ 77.634148][ T5241] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.635318][ T5241] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.636742][ T5241] nbd_start_device+0x158/0xb34 [ 77.637901][ T5241] nbd_ioctl+0x420/0xc2c [ 77.638981][ T5241] blkdev_ioctl+0x3d8/0xbd0 [ 77.640065][ T5241] block_ioctl+0xa8/0x114 [ 77.641136][ T5241] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.642314][ T5241] invoke_syscall+0x98/0x2b8 [ 77.643363][ T5241] el0_svc_common+0x138/0x258 [ 77.644439][ T5241] do_el0_svc+0x58/0x14c [ 77.645512][ T5241] el0_svc+0x7c/0x1f0 [ 77.646455][ T5241] el0t_64_sync_handler+0x84/0xe4 [ 77.647653][ T5241] el0t_64_sync+0x1a0/0x1a4 [ 77.650606][ T5243] CPU: 0 PID: 5243 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 77.653197][ T5243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.655833][ T5243] Call trace: [ 77.656670][ T5243] dump_backtrace+0x0/0x530 [ 77.657813][ T5243] show_stack+0x2c/0x3c [ 77.658766][ T5243] dump_stack_lvl+0x108/0x170 [ 77.659393][ T5241] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.659982][ T5243] dump_stack+0x1c/0x58 [ 77.659997][ T5243] should_fail+0x3b8/0x514 [ 77.660007][ T5243] __should_failslab+0xbc/0x110 [ 77.665130][ T5243] should_failslab+0x10/0x28 [ 77.666281][ T5243] slab_pre_alloc_hook+0x64/0xe8 [ 77.667551][ T5243] __kmalloc_node+0xbc/0x5b8 [ 77.668854][ T5243] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.670272][ T5243] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.671815][ T5243] nbd_start_device+0x158/0xb34 [ 77.673028][ T5243] nbd_ioctl+0x420/0xc2c [ 77.674031][ T5243] blkdev_ioctl+0x3d8/0xbd0 [ 77.675164][ T5243] block_ioctl+0xa8/0x114 [ 77.676347][ T5243] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.677489][ T5243] invoke_syscall+0x98/0x2b8 [ 77.678594][ T5243] el0_svc_common+0x138/0x258 [ 77.679711][ T5243] do_el0_svc+0x58/0x14c [ 77.680789][ T5243] el0_svc+0x7c/0x1f0 [ 77.681702][ T5243] el0t_64_sync_handler+0x84/0xe4 [ 77.683007][ T5243] el0t_64_sync+0x1a0/0x1a4 [ 77.702852][ T5243] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.712116][ T5248] FAULT_INJECTION: forcing a failure. [ 77.712116][ T5248] name failslab, interval 1, probability 0, space 0, times 0 [ 77.715081][ T5248] CPU: 1 PID: 5248 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 77.717336][ T5248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.719503][ T5248] Call trace: [ 77.720362][ T5248] dump_backtrace+0x0/0x530 [ 77.721326][ T5248] show_stack+0x2c/0x3c [ 77.722346][ T5248] dump_stack_lvl+0x108/0x170 [ 77.723514][ T5248] dump_stack+0x1c/0x58 [ 77.724372][ T5248] should_fail+0x3b8/0x514 [ 77.725392][ T5248] __should_failslab+0xbc/0x110 [ 77.726411][ T5248] should_failslab+0x10/0x28 [ 77.727563][ T5248] slab_pre_alloc_hook+0x64/0xe8 [ 77.728727][ T5248] __kmalloc_node+0xbc/0x5b8 [ 77.729825][ T5248] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.731102][ T5248] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.732515][ T5248] nbd_start_device+0x158/0xb34 [ 77.733737][ T5248] nbd_ioctl+0x420/0xc2c [ 77.734702][ T5248] blkdev_ioctl+0x3d8/0xbd0 [ 77.735811][ T5248] block_ioctl+0xa8/0x114 [ 77.736751][ T5248] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.737989][ T5248] invoke_syscall+0x98/0x2b8 [ 77.739010][ T5248] el0_svc_common+0x138/0x258 [ 77.740129][ T5248] do_el0_svc+0x58/0x14c [ 77.741136][ T5248] el0_svc+0x7c/0x1f0 [ 77.742112][ T5248] el0t_64_sync_handler+0x84/0xe4 [ 77.743158][ T5248] el0t_64_sync+0x1a0/0x1a4 [ 77.746282][ T5248] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.809136][ T5253] block nbd2: shutting down sockets [ 77.838790][ T5254] block nbd3: shutting down sockets [ 77.852070][ T5253] FAULT_INJECTION: forcing a failure. [ 77.852070][ T5253] name failslab, interval 1, probability 0, space 0, times 0 [ 77.852446][ T5256] block nbd0: shutting down sockets [ 77.855143][ T5253] CPU: 1 PID: 5253 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 77.858638][ T5253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.861200][ T5253] Call trace: [ 77.861965][ T5253] dump_backtrace+0x0/0x530 [ 77.863120][ T5253] show_stack+0x2c/0x3c [ 77.864134][ T5253] dump_stack_lvl+0x108/0x170 [ 77.865192][ T5253] dump_stack+0x1c/0x58 [ 77.866202][ T5253] should_fail+0x3b8/0x514 [ 77.867155][ T5253] __should_failslab+0xbc/0x110 [ 77.868274][ T5253] should_failslab+0x10/0x28 [ 77.869380][ T5253] slab_pre_alloc_hook+0x64/0xe8 [ 77.870555][ T5253] __kmalloc_node+0xbc/0x5b8 [ 77.871630][ T5253] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 77.872955][ T5253] nbd_start_device+0x158/0xb34 [ 77.874065][ T5253] nbd_ioctl+0x420/0xc2c [ 77.875041][ T5253] blkdev_ioctl+0x3d8/0xbd0 [ 77.876034][ T5253] block_ioctl+0xa8/0x114 [ 77.877077][ T5253] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.878238][ T5253] invoke_syscall+0x98/0x2b8 [ 77.879444][ T5253] el0_svc_common+0x138/0x258 [ 77.880511][ T5253] do_el0_svc+0x58/0x14c [ 77.881601][ T5253] el0_svc+0x7c/0x1f0 [ 77.882510][ T5253] el0t_64_sync_handler+0x84/0xe4 [ 77.883751][ T5253] el0t_64_sync+0x1a0/0x1a4 [ 77.899428][ T5259] block nbd1: shutting down sockets [ 77.901093][ T5254] FAULT_INJECTION: forcing a failure. [ 77.901093][ T5254] name failslab, interval 1, probability 0, space 0, times 0 [ 77.904839][ T5260] block nbd4: shutting down sockets [ 77.916218][ T5254] CPU: 0 PID: 5254 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 77.918648][ T5254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.921296][ T5254] Call trace: [ 77.922158][ T5254] dump_backtrace+0x0/0x530 [ 77.923247][ T5254] show_stack+0x2c/0x3c [ 77.924280][ T5254] dump_stack_lvl+0x108/0x170 [ 77.925319][ T5254] dump_stack+0x1c/0x58 [ 77.926385][ T5254] should_fail+0x3b8/0x514 [ 77.927451][ T5254] __should_failslab+0xbc/0x110 [ 77.928648][ T5254] should_failslab+0x10/0x28 [ 77.929768][ T5254] slab_pre_alloc_hook+0x64/0xe8 [ 77.931037][ T5254] __kmalloc_node+0xbc/0x5b8 [ 77.932088][ T5254] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.933356][ T5254] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.934736][ T5254] nbd_start_device+0x158/0xb34 [ 77.935804][ T5254] nbd_ioctl+0x420/0xc2c [ 77.936841][ T5254] blkdev_ioctl+0x3d8/0xbd0 [ 77.937964][ T5254] block_ioctl+0xa8/0x114 [ 77.939076][ T5254] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.940260][ T5254] invoke_syscall+0x98/0x2b8 [ 77.941495][ T5254] el0_svc_common+0x138/0x258 [ 77.942658][ T5254] do_el0_svc+0x58/0x14c [ 77.943727][ T5254] el0_svc+0x7c/0x1f0 [ 77.944748][ T5254] el0t_64_sync_handler+0x84/0xe4 [ 77.945961][ T5254] el0t_64_sync+0x1a0/0x1a4 [ 77.953780][ T5256] FAULT_INJECTION: forcing a failure. [ 77.953780][ T5256] name failslab, interval 1, probability 0, space 0, times 0 [ 77.956823][ T5256] CPU: 0 PID: 5256 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 77.959182][ T5256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 77.961684][ T5256] Call trace: [ 77.962524][ T5256] dump_backtrace+0x0/0x530 [ 77.963676][ T5256] show_stack+0x2c/0x3c [ 77.964806][ T5256] dump_stack_lvl+0x108/0x170 [ 77.965953][ T5256] dump_stack+0x1c/0x58 [ 77.966820][ T5256] should_fail+0x3b8/0x514 [ 77.968007][ T5256] __should_failslab+0xbc/0x110 [ 77.969157][ T5256] should_failslab+0x10/0x28 [ 77.970265][ T5256] slab_pre_alloc_hook+0x64/0xe8 [ 77.971557][ T5256] __kmalloc_node+0xbc/0x5b8 [ 77.972735][ T5256] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 77.973956][ T5256] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 77.975414][ T5256] nbd_start_device+0x158/0xb34 [ 77.976568][ T5256] nbd_ioctl+0x420/0xc2c [ 77.977578][ T5256] blkdev_ioctl+0x3d8/0xbd0 [ 77.978243][ T5254] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 77.978660][ T5256] block_ioctl+0xa8/0x114 [ 77.978676][ T5256] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.978688][ T5256] invoke_syscall+0x98/0x2b8 [ 77.983461][ T5256] el0_svc_common+0x138/0x258 [ 77.984542][ T5256] do_el0_svc+0x58/0x14c [ 77.985616][ T5256] el0_svc+0x7c/0x1f0 [ 77.986658][ T5256] el0t_64_sync_handler+0x84/0xe4 [ 77.987912][ T5256] el0t_64_sync+0x1a0/0x1a4 [ 77.992517][ T5256] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.001719][ T5259] FAULT_INJECTION: forcing a failure. [ 78.001719][ T5259] name failslab, interval 1, probability 0, space 0, times 0 [ 78.006119][ T5259] CPU: 1 PID: 5259 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 78.008504][ T5259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.010883][ T5259] Call trace: [ 78.011687][ T5259] dump_backtrace+0x0/0x530 [ 78.012707][ T5259] show_stack+0x2c/0x3c [ 78.013758][ T5259] dump_stack_lvl+0x108/0x170 [ 78.014817][ T5259] dump_stack+0x1c/0x58 [ 78.015817][ T5259] should_fail+0x3b8/0x514 [ 78.016875][ T5259] __should_failslab+0xbc/0x110 [ 78.018035][ T5259] should_failslab+0x10/0x28 [ 78.019047][ T5259] slab_pre_alloc_hook+0x64/0xe8 [ 78.020299][ T5259] __kmalloc_node+0xbc/0x5b8 [ 78.021379][ T5259] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.022604][ T5259] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.023975][ T5259] nbd_start_device+0x158/0xb34 [ 78.025108][ T5259] nbd_ioctl+0x420/0xc2c [ 78.026069][ T5259] blkdev_ioctl+0x3d8/0xbd0 [ 78.027184][ T5259] block_ioctl+0xa8/0x114 [ 78.028115][ T5259] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.029365][ T5259] invoke_syscall+0x98/0x2b8 [ 78.030413][ T5259] el0_svc_common+0x138/0x258 [ 78.031602][ T5259] do_el0_svc+0x58/0x14c [ 78.032579][ T5259] el0_svc+0x7c/0x1f0 [ 78.033514][ T5259] el0t_64_sync_handler+0x84/0xe4 [ 78.034656][ T5259] el0t_64_sync+0x1a0/0x1a4 [ 78.041264][ T5260] FAULT_INJECTION: forcing a failure. [ 78.041264][ T5260] name failslab, interval 1, probability 0, space 0, times 0 [ 78.050303][ T5260] CPU: 1 PID: 5260 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 78.052709][ T5260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.055003][ T5260] Call trace: [ 78.055717][ T5260] dump_backtrace+0x0/0x530 [ 78.056886][ T5260] show_stack+0x2c/0x3c [ 78.057868][ T5260] dump_stack_lvl+0x108/0x170 [ 78.058981][ T5260] dump_stack+0x1c/0x58 [ 78.059975][ T5260] should_fail+0x3b8/0x514 [ 78.060953][ T5260] __should_failslab+0xbc/0x110 [ 78.062066][ T5260] should_failslab+0x10/0x28 [ 78.063177][ T5260] slab_pre_alloc_hook+0x64/0xe8 [ 78.063787][ T5259] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.064244][ T5260] __kmalloc_node+0xbc/0x5b8 [ 78.064257][ T5260] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.064268][ T5260] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.069429][ T5260] nbd_start_device+0x158/0xb34 [ 78.070538][ T5260] nbd_ioctl+0x420/0xc2c [ 78.071483][ T5260] blkdev_ioctl+0x3d8/0xbd0 [ 78.072552][ T5260] block_ioctl+0xa8/0x114 [ 78.073524][ T5260] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.074664][ T5260] invoke_syscall+0x98/0x2b8 [ 78.075769][ T5260] el0_svc_common+0x138/0x258 [ 78.076871][ T5260] do_el0_svc+0x58/0x14c [ 78.077926][ T5260] el0_svc+0x7c/0x1f0 [ 78.078765][ T5260] el0t_64_sync_handler+0x84/0xe4 [ 78.079944][ T5260] el0t_64_sync+0x1a0/0x1a4 [ 78.084977][ T5260] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.118229][ T5269] block nbd2: Device being setup by another task [ 78.119936][ T5264] block nbd2: shutting down sockets [ 78.123523][ T5264] FAULT_INJECTION: forcing a failure. [ 78.123523][ T5264] name failslab, interval 1, probability 0, space 0, times 0 [ 78.126896][ T5264] CPU: 1 PID: 5264 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 78.129151][ T5264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.131490][ T5264] Call trace: [ 78.132283][ T5264] dump_backtrace+0x0/0x530 [ 78.133358][ T5264] show_stack+0x2c/0x3c [ 78.134305][ T5264] dump_stack_lvl+0x108/0x170 [ 78.135469][ T5264] dump_stack+0x1c/0x58 [ 78.136410][ T5264] should_fail+0x3b8/0x514 [ 78.137445][ T5264] __should_failslab+0xbc/0x110 [ 78.138459][ T5264] should_failslab+0x10/0x28 [ 78.139554][ T5264] slab_pre_alloc_hook+0x64/0xe8 [ 78.140824][ T5264] kmem_cache_alloc+0x98/0x45c [ 78.141827][ T5264] new_inode_pseudo+0x110/0x200 [ 78.143005][ T5264] new_inode+0x38/0x174 [ 78.143901][ T5264] debugfs_create_dir+0xf0/0x404 [ 78.145096][ T5264] nbd_start_device+0x3bc/0xb34 [ 78.146286][ T5264] nbd_ioctl+0x420/0xc2c [ 78.147325][ T5264] blkdev_ioctl+0x3d8/0xbd0 [ 78.148349][ T5264] block_ioctl+0xa8/0x114 [ 78.149568][ T5264] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.150745][ T5264] invoke_syscall+0x98/0x2b8 [ 78.151918][ T5264] el0_svc_common+0x138/0x258 [ 78.152997][ T5264] do_el0_svc+0x58/0x14c [ 78.154048][ T5264] el0_svc+0x7c/0x1f0 [ 78.155053][ T5264] el0t_64_sync_handler+0x84/0xe4 [ 78.156229][ T5264] el0t_64_sync+0x1a0/0x1a4 [ 78.161711][ T5276] block nbd0: shutting down sockets [ 78.184746][ T5264] debugfs: out of free dentries, can not create directory 'nbd2' [ 78.186792][ T5264] block nbd2: Failed to create debugfs dir for 'nbd2' [ 78.199416][ T5274] block nbd3: shutting down sockets [ 78.231614][ T5271] FAULT_INJECTION: forcing a failure. [ 78.231614][ T5271] name failslab, interval 1, probability 0, space 0, times 0 [ 78.235023][ T5271] CPU: 0 PID: 5271 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 78.237442][ T5271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.239750][ T5271] Call trace: [ 78.240528][ T5271] dump_backtrace+0x0/0x530 [ 78.241739][ T5271] show_stack+0x2c/0x3c [ 78.242727][ T5271] dump_stack_lvl+0x108/0x170 [ 78.243707][ T5271] dump_stack+0x1c/0x58 [ 78.244906][ T5271] should_fail+0x3b8/0x514 [ 78.245944][ T5271] __should_failslab+0xbc/0x110 [ 78.247153][ T5271] should_failslab+0x10/0x28 [ 78.248248][ T5271] slab_pre_alloc_hook+0x64/0xe8 [ 78.249394][ T5271] __kmalloc_node+0xbc/0x5b8 [ 78.250527][ T5271] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.251759][ T5271] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.253182][ T5271] nbd_start_device+0x158/0xb34 [ 78.254417][ T5271] nbd_ioctl+0x420/0xc2c [ 78.255643][ T5271] blkdev_ioctl+0x3d8/0xbd0 [ 78.256691][ T5271] block_ioctl+0xa8/0x114 [ 78.257819][ T5271] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.259093][ T5271] invoke_syscall+0x98/0x2b8 [ 78.260225][ T5271] el0_svc_common+0x138/0x258 [ 78.261382][ T5271] do_el0_svc+0x58/0x14c [ 78.262503][ T5271] el0_svc+0x7c/0x1f0 [ 78.263536][ T5271] el0t_64_sync_handler+0x84/0xe4 [ 78.264773][ T5271] el0t_64_sync+0x1a0/0x1a4 [ 78.268403][ T5277] block nbd1: shutting down sockets [ 78.274004][ T5274] FAULT_INJECTION: forcing a failure. [ 78.274004][ T5274] name failslab, interval 1, probability 0, space 0, times 0 [ 78.277820][ T5271] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.287915][ T5274] CPU: 0 PID: 5274 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 78.288352][ T5285] block nbd4: shutting down sockets [ 78.290468][ T5274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.290480][ T5274] Call trace: [ 78.290483][ T5274] dump_backtrace+0x0/0x530 [ 78.290496][ T5274] show_stack+0x2c/0x3c [ 78.290504][ T5274] dump_stack_lvl+0x108/0x170 [ 78.298137][ T5274] dump_stack+0x1c/0x58 [ 78.299181][ T5274] should_fail+0x3b8/0x514 [ 78.300252][ T5274] __should_failslab+0xbc/0x110 [ 78.301385][ T5274] should_failslab+0x10/0x28 [ 78.302480][ T5274] slab_pre_alloc_hook+0x64/0xe8 [ 78.303636][ T5274] __kmalloc_node+0xbc/0x5b8 [ 78.304831][ T5274] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.306170][ T5274] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.307701][ T5274] nbd_start_device+0x158/0xb34 [ 78.308928][ T5274] nbd_ioctl+0x420/0xc2c [ 78.309983][ T5274] blkdev_ioctl+0x3d8/0xbd0 [ 78.311131][ T5274] block_ioctl+0xa8/0x114 [ 78.312222][ T5274] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.313480][ T5274] invoke_syscall+0x98/0x2b8 [ 78.314611][ T5274] el0_svc_common+0x138/0x258 [ 78.315681][ T5274] do_el0_svc+0x58/0x14c [ 78.316904][ T5274] el0_svc+0x7c/0x1f0 [ 78.317951][ T5274] el0t_64_sync_handler+0x84/0xe4 [ 78.319262][ T5274] el0t_64_sync+0x1a0/0x1a4 [ 78.325112][ T5274] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.333076][ T5277] FAULT_INJECTION: forcing a failure. [ 78.333076][ T5277] name failslab, interval 1, probability 0, space 0, times 0 [ 78.336008][ T5277] CPU: 0 PID: 5277 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 78.338439][ T5277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.340837][ T5277] Call trace: [ 78.341604][ T5277] dump_backtrace+0x0/0x530 [ 78.342707][ T5277] show_stack+0x2c/0x3c [ 78.343733][ T5277] dump_stack_lvl+0x108/0x170 [ 78.344944][ T5277] dump_stack+0x1c/0x58 [ 78.345983][ T5277] should_fail+0x3b8/0x514 [ 78.347122][ T5277] __should_failslab+0xbc/0x110 [ 78.348313][ T5277] should_failslab+0x10/0x28 [ 78.349427][ T5277] slab_pre_alloc_hook+0x64/0xe8 [ 78.350771][ T5277] __kmalloc_node+0xbc/0x5b8 [ 78.351847][ T5277] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.353173][ T5277] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.354533][ T5277] nbd_start_device+0x158/0xb34 [ 78.355723][ T5277] nbd_ioctl+0x420/0xc2c [ 78.356773][ T5277] blkdev_ioctl+0x3d8/0xbd0 [ 78.357814][ T5277] block_ioctl+0xa8/0x114 [ 78.358911][ T5277] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.360175][ T5277] invoke_syscall+0x98/0x2b8 [ 78.361196][ T5277] el0_svc_common+0x138/0x258 [ 78.362308][ T5277] do_el0_svc+0x58/0x14c [ 78.363349][ T5277] el0_svc+0x7c/0x1f0 [ 78.364376][ T5277] el0t_64_sync_handler+0x84/0xe4 [ 78.365584][ T5277] el0t_64_sync+0x1a0/0x1a4 [ 78.370939][ T5284] block nbd2: shutting down sockets [ 78.380964][ T5279] FAULT_INJECTION: forcing a failure. [ 78.380964][ T5279] name failslab, interval 1, probability 0, space 0, times 0 [ 78.383897][ T5279] CPU: 1 PID: 5279 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 78.384569][ T5277] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.386232][ T5279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.386243][ T5279] Call trace: [ 78.386247][ T5279] dump_backtrace+0x0/0x530 [ 78.386260][ T5279] show_stack+0x2c/0x3c [ 78.386268][ T5279] dump_stack_lvl+0x108/0x170 [ 78.393694][ T5279] dump_stack+0x1c/0x58 [ 78.394608][ T5279] should_fail+0x3b8/0x514 [ 78.395675][ T5279] __should_failslab+0xbc/0x110 [ 78.396819][ T5279] should_failslab+0x10/0x28 [ 78.397857][ T5279] slab_pre_alloc_hook+0x64/0xe8 [ 78.399033][ T5279] __kmalloc_node+0xbc/0x5b8 [ 78.400146][ T5279] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.401491][ T5279] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.402929][ T5279] nbd_start_device+0x158/0xb34 [ 78.404121][ T5279] nbd_ioctl+0x420/0xc2c [ 78.405122][ T5279] blkdev_ioctl+0x3d8/0xbd0 [ 78.406190][ T5279] block_ioctl+0xa8/0x114 [ 78.407212][ T5279] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.408340][ T5279] invoke_syscall+0x98/0x2b8 [ 78.409683][ T5279] el0_svc_common+0x138/0x258 [ 78.410905][ T5279] do_el0_svc+0x58/0x14c [ 78.412002][ T5279] el0_svc+0x7c/0x1f0 [ 78.413056][ T5279] el0t_64_sync_handler+0x84/0xe4 [ 78.414191][ T5279] el0t_64_sync+0x1a0/0x1a4 [ 78.442144][ T5281] FAULT_INJECTION: forcing a failure. [ 78.442144][ T5281] name failslab, interval 1, probability 0, space 0, times 0 [ 78.445219][ T5281] CPU: 0 PID: 5281 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 78.447551][ T5281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.449987][ T5281] Call trace: [ 78.450819][ T5281] dump_backtrace+0x0/0x530 [ 78.451990][ T5281] show_stack+0x2c/0x3c [ 78.452979][ T5281] dump_stack_lvl+0x108/0x170 [ 78.454138][ T5281] dump_stack+0x1c/0x58 [ 78.455178][ T5281] should_fail+0x3b8/0x514 [ 78.456179][ T5281] __should_failslab+0xbc/0x110 [ 78.457248][ T5281] should_failslab+0x10/0x28 [ 78.458328][ T5281] slab_pre_alloc_hook+0x64/0xe8 [ 78.459527][ T5281] __kmalloc_node+0xbc/0x5b8 [ 78.460635][ T5281] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.461958][ T5281] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.463477][ T5281] nbd_start_device+0x158/0xb34 [ 78.464124][ T5279] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.464676][ T5281] nbd_ioctl+0x420/0xc2c [ 78.464692][ T5281] blkdev_ioctl+0x3d8/0xbd0 [ 78.464701][ T5281] block_ioctl+0xa8/0x114 [ 78.469466][ T5281] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.470688][ T5281] invoke_syscall+0x98/0x2b8 [ 78.471838][ T5281] el0_svc_common+0x138/0x258 [ 78.473061][ T5281] do_el0_svc+0x58/0x14c [ 78.473991][ T5281] el0_svc+0x7c/0x1f0 [ 78.474980][ T5281] el0t_64_sync_handler+0x84/0xe4 [ 78.476230][ T5281] el0t_64_sync+0x1a0/0x1a4 [ 78.490842][ T5287] block nbd0: shutting down sockets [ 78.504630][ T5281] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.521949][ T5287] FAULT_INJECTION: forcing a failure. [ 78.521949][ T5287] name failslab, interval 1, probability 0, space 0, times 0 [ 78.525266][ T5287] CPU: 0 PID: 5287 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 78.527737][ T5287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.530254][ T5287] Call trace: [ 78.531064][ T5287] dump_backtrace+0x0/0x530 [ 78.532188][ T5287] show_stack+0x2c/0x3c [ 78.533157][ T5287] dump_stack_lvl+0x108/0x170 [ 78.534214][ T5287] dump_stack+0x1c/0x58 [ 78.535205][ T5287] should_fail+0x3b8/0x514 [ 78.536210][ T5287] __should_failslab+0xbc/0x110 [ 78.537368][ T5287] should_failslab+0x10/0x28 [ 78.538584][ T5287] slab_pre_alloc_hook+0x64/0xe8 [ 78.539832][ T5287] __kmalloc_node+0xbc/0x5b8 [ 78.540831][ T5287] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.542225][ T5287] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.543641][ T5287] nbd_start_device+0x158/0xb34 [ 78.544891][ T5287] nbd_ioctl+0x420/0xc2c [ 78.545940][ T5287] blkdev_ioctl+0x3d8/0xbd0 [ 78.547147][ T5287] block_ioctl+0xa8/0x114 [ 78.548164][ T5287] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.549403][ T5287] invoke_syscall+0x98/0x2b8 [ 78.550680][ T5287] el0_svc_common+0x138/0x258 [ 78.551934][ T5287] do_el0_svc+0x58/0x14c [ 78.553030][ T5287] el0_svc+0x7c/0x1f0 [ 78.554077][ T5287] el0t_64_sync_handler+0x84/0xe4 [ 78.555300][ T5287] el0t_64_sync+0x1a0/0x1a4 [ 78.565641][ T5287] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.585900][ T5296] block nbd1: shutting down sockets [ 78.587449][ T5295] block nbd3: shutting down sockets [ 78.628709][ T5294] block nbd4: shutting down sockets [ 78.658734][ T5292] FAULT_INJECTION: forcing a failure. [ 78.658734][ T5292] name failslab, interval 1, probability 0, space 0, times 0 [ 78.659783][ T5291] FAULT_INJECTION: forcing a failure. [ 78.659783][ T5291] name failslab, interval 1, probability 0, space 0, times 0 [ 78.665461][ T5291] CPU: 0 PID: 5291 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 78.667980][ T5291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.670352][ T5291] Call trace: [ 78.671045][ T5294] FAULT_INJECTION: forcing a failure. [ 78.671045][ T5294] name failslab, interval 1, probability 0, space 0, times 0 [ 78.671105][ T5291] dump_backtrace+0x0/0x530 [ 78.675278][ T5291] show_stack+0x2c/0x3c [ 78.676283][ T5291] dump_stack_lvl+0x108/0x170 [ 78.677498][ T5291] dump_stack+0x1c/0x58 [ 78.678494][ T5291] should_fail+0x3b8/0x514 [ 78.679617][ T5291] __should_failslab+0xbc/0x110 [ 78.680743][ T5291] should_failslab+0x10/0x28 [ 78.681895][ T5291] slab_pre_alloc_hook+0x64/0xe8 [ 78.683068][ T5291] __kmalloc_node+0xbc/0x5b8 [ 78.684153][ T5291] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.685454][ T5291] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.686912][ T5291] nbd_start_device+0x158/0xb34 [ 78.688044][ T5291] nbd_ioctl+0x420/0xc2c [ 78.689116][ T5291] blkdev_ioctl+0x3d8/0xbd0 [ 78.690205][ T5291] block_ioctl+0xa8/0x114 [ 78.691313][ T5291] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.692603][ T5291] invoke_syscall+0x98/0x2b8 [ 78.693728][ T5291] el0_svc_common+0x138/0x258 [ 78.694931][ T5291] do_el0_svc+0x58/0x14c [ 78.695881][ T5291] el0_svc+0x7c/0x1f0 [ 78.696891][ T5291] el0t_64_sync_handler+0x84/0xe4 [ 78.698138][ T5291] el0t_64_sync+0x1a0/0x1a4 [ 78.699262][ T5294] CPU: 1 PID: 5294 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 78.700662][ T5299] block nbd2: shutting down sockets [ 78.701573][ T5294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.705330][ T5294] Call trace: [ 78.706034][ T5294] dump_backtrace+0x0/0x530 [ 78.707135][ T5294] show_stack+0x2c/0x3c [ 78.708117][ T5294] dump_stack_lvl+0x108/0x170 [ 78.709246][ T5294] dump_stack+0x1c/0x58 [ 78.710212][ T5294] should_fail+0x3b8/0x514 [ 78.711247][ T5294] __should_failslab+0xbc/0x110 [ 78.712442][ T5294] should_failslab+0x10/0x28 [ 78.713604][ T5294] slab_pre_alloc_hook+0x64/0xe8 [ 78.714810][ T5294] __kmalloc_node+0xbc/0x5b8 [ 78.715932][ T5294] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.717197][ T5294] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.718238][ T5291] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.718426][ T5294] nbd_start_device+0x158/0xb34 [ 78.721034][ T5294] nbd_ioctl+0x420/0xc2c [ 78.721946][ T5294] blkdev_ioctl+0x3d8/0xbd0 [ 78.723027][ T5294] block_ioctl+0xa8/0x114 [ 78.724044][ T5294] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.725222][ T5294] invoke_syscall+0x98/0x2b8 [ 78.726250][ T5294] el0_svc_common+0x138/0x258 [ 78.727420][ T5294] do_el0_svc+0x58/0x14c [ 78.728429][ T5294] el0_svc+0x7c/0x1f0 [ 78.729302][ T5294] el0t_64_sync_handler+0x84/0xe4 [ 78.730508][ T5294] el0t_64_sync+0x1a0/0x1a4 [ 78.731554][ T5292] CPU: 0 PID: 5292 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 78.734039][ T5292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.736515][ T5292] Call trace: [ 78.737316][ T5292] dump_backtrace+0x0/0x530 [ 78.738477][ T5292] show_stack+0x2c/0x3c [ 78.739464][ T5292] dump_stack_lvl+0x108/0x170 [ 78.740693][ T5292] dump_stack+0x1c/0x58 [ 78.741733][ T5292] should_fail+0x3b8/0x514 [ 78.742824][ T5292] __should_failslab+0xbc/0x110 [ 78.744074][ T5292] should_failslab+0x10/0x28 [ 78.745210][ T5292] slab_pre_alloc_hook+0x64/0xe8 [ 78.746509][ T5292] __kmalloc_node+0xbc/0x5b8 [ 78.747687][ T5292] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.749108][ T5292] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.750560][ T5292] nbd_start_device+0x158/0xb34 [ 78.751735][ T5292] nbd_ioctl+0x420/0xc2c [ 78.752838][ T5292] blkdev_ioctl+0x3d8/0xbd0 [ 78.754048][ T5292] block_ioctl+0xa8/0x114 [ 78.755233][ T5292] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.756459][ T5292] invoke_syscall+0x98/0x2b8 [ 78.757600][ T5292] el0_svc_common+0x138/0x258 [ 78.758755][ T5292] do_el0_svc+0x58/0x14c [ 78.759823][ T5292] el0_svc+0x7c/0x1f0 [ 78.760807][ T5292] el0t_64_sync_handler+0x84/0xe4 [ 78.762088][ T5292] el0t_64_sync+0x1a0/0x1a4 [ 78.774239][ T5294] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.778367][ T5302] block nbd0: shutting down sockets [ 78.782916][ T5299] FAULT_INJECTION: forcing a failure. [ 78.782916][ T5299] name failslab, interval 1, probability 0, space 0, times 0 [ 78.792270][ T5299] CPU: 0 PID: 5299 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 78.794632][ T5299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.797100][ T5299] Call trace: [ 78.797927][ T5299] dump_backtrace+0x0/0x530 [ 78.799111][ T5299] show_stack+0x2c/0x3c [ 78.800113][ T5299] dump_stack_lvl+0x108/0x170 [ 78.801290][ T5299] dump_stack+0x1c/0x58 [ 78.802216][ T5299] should_fail+0x3b8/0x514 [ 78.803255][ T5299] __should_failslab+0xbc/0x110 [ 78.804448][ T5299] should_failslab+0x10/0x28 [ 78.805496][ T5299] slab_pre_alloc_hook+0x64/0xe8 [ 78.806748][ T5299] __kmalloc_node+0xbc/0x5b8 [ 78.807874][ T5299] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 78.808435][ T5292] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.809173][ T5299] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 78.811898][ T5299] nbd_start_device+0x158/0xb34 [ 78.813097][ T5299] nbd_ioctl+0x420/0xc2c [ 78.814104][ T5299] blkdev_ioctl+0x3d8/0xbd0 [ 78.815187][ T5299] block_ioctl+0xa8/0x114 [ 78.816315][ T5299] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.817394][ T5299] invoke_syscall+0x98/0x2b8 [ 78.818452][ T5299] el0_svc_common+0x138/0x258 [ 78.819724][ T5299] do_el0_svc+0x58/0x14c [ 78.820865][ T5299] el0_svc+0x7c/0x1f0 [ 78.821832][ T5299] el0t_64_sync_handler+0x84/0xe4 [ 78.823038][ T5299] el0t_64_sync+0x1a0/0x1a4 [ 78.824469][ T5299] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 78.831529][ T5301] FAULT_INJECTION: forcing a failure. [ 78.831529][ T5301] name failslab, interval 1, probability 0, space 0, times 0 [ 78.834522][ T5301] CPU: 0 PID: 5301 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 78.836846][ T5301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.839413][ T5301] Call trace: [ 78.840288][ T5301] dump_backtrace+0x0/0x530 [ 78.841375][ T5301] show_stack+0x2c/0x3c [ 78.842438][ T5301] dump_stack_lvl+0x108/0x170 [ 78.843676][ T5301] dump_stack+0x1c/0x58 [ 78.844681][ T5301] should_fail+0x3b8/0x514 [ 78.845736][ T5301] __should_failslab+0xbc/0x110 [ 78.846951][ T5301] should_failslab+0x10/0x28 [ 78.848034][ T5301] slab_pre_alloc_hook+0x64/0xe8 [ 78.849219][ T5301] __kmalloc_node+0xbc/0x5b8 [ 78.850285][ T5301] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 78.851795][ T5301] nbd_start_device+0x158/0xb34 [ 78.853054][ T5301] nbd_ioctl+0x420/0xc2c [ 78.854063][ T5301] blkdev_ioctl+0x3d8/0xbd0 [ 78.855166][ T5301] block_ioctl+0xa8/0x114 [ 78.856319][ T5301] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.857538][ T5301] invoke_syscall+0x98/0x2b8 [ 78.858690][ T5301] el0_svc_common+0x138/0x258 [ 78.859853][ T5301] do_el0_svc+0x58/0x14c [ 78.860895][ T5301] el0_svc+0x7c/0x1f0 [ 78.861745][ T5301] el0t_64_sync_handler+0x84/0xe4 [ 78.862923][ T5301] el0t_64_sync+0x1a0/0x1a4 [ 78.908696][ T5305] block nbd3: shutting down sockets [ 78.971963][ T5305] FAULT_INJECTION: forcing a failure. [ 78.971963][ T5305] name failslab, interval 1, probability 0, space 0, times 0 [ 78.973421][ T5312] block nbd2: shutting down sockets [ 78.975596][ T5305] CPU: 1 PID: 5305 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 78.978508][ T5305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 78.980961][ T5305] Call trace: [ 78.981740][ T5305] dump_backtrace+0x0/0x530 [ 78.982826][ T5305] show_stack+0x2c/0x3c [ 78.983919][ T5305] dump_stack_lvl+0x108/0x170 [ 78.984960][ T5305] dump_stack+0x1c/0x58 [ 78.985807][ T5305] should_fail+0x3b8/0x514 [ 78.986786][ T5305] __should_failslab+0xbc/0x110 [ 78.988052][ T5305] should_failslab+0x10/0x28 [ 78.989152][ T5305] slab_pre_alloc_hook+0x64/0xe8 [ 78.990356][ T5305] __kmalloc_node+0xbc/0x5b8 [ 78.991501][ T5305] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 78.992821][ T5305] nbd_start_device+0x158/0xb34 [ 78.994028][ T5305] nbd_ioctl+0x420/0xc2c [ 78.995055][ T5305] blkdev_ioctl+0x3d8/0xbd0 [ 78.996087][ T5305] block_ioctl+0xa8/0x114 [ 78.997137][ T5305] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.998336][ T5305] invoke_syscall+0x98/0x2b8 [ 78.999386][ T5305] el0_svc_common+0x138/0x258 [ 79.000581][ T5305] do_el0_svc+0x58/0x14c [ 79.001670][ T5305] el0_svc+0x7c/0x1f0 [ 79.002640][ T5305] el0t_64_sync_handler+0x84/0xe4 [ 79.003903][ T5305] el0t_64_sync+0x1a0/0x1a4 [ 79.019992][ T5314] block nbd0: shutting down sockets [ 79.021892][ T5310] block nbd4: shutting down sockets [ 79.024148][ T5315] block nbd1: shutting down sockets [ 79.042351][ T5312] FAULT_INJECTION: forcing a failure. [ 79.042351][ T5312] name failslab, interval 1, probability 0, space 0, times 0 [ 79.047908][ T5312] CPU: 1 PID: 5312 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 79.050137][ T5312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.051730][ T5310] FAULT_INJECTION: forcing a failure. [ 79.051730][ T5310] name failslab, interval 1, probability 0, space 0, times 0 [ 79.052616][ T5312] Call trace: [ 79.052623][ T5312] dump_backtrace+0x0/0x530 [ 79.057412][ T5312] show_stack+0x2c/0x3c [ 79.058374][ T5312] dump_stack_lvl+0x108/0x170 [ 79.059477][ T5312] dump_stack+0x1c/0x58 [ 79.060223][ T5314] FAULT_INJECTION: forcing a failure. [ 79.060223][ T5314] name failslab, interval 1, probability 0, space 0, times 0 [ 79.060441][ T5312] should_fail+0x3b8/0x514 [ 79.060455][ T5312] __should_failslab+0xbc/0x110 [ 79.060466][ T5312] should_failslab+0x10/0x28 [ 79.066538][ T5312] slab_pre_alloc_hook+0x64/0xe8 [ 79.067739][ T5312] __kmalloc_node+0xbc/0x5b8 [ 79.068834][ T5312] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 79.070108][ T5312] nbd_start_device+0x158/0xb34 [ 79.071325][ T5312] nbd_ioctl+0x420/0xc2c [ 79.072299][ T5312] blkdev_ioctl+0x3d8/0xbd0 [ 79.073344][ T5312] block_ioctl+0xa8/0x114 [ 79.074409][ T5312] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.075536][ T5312] invoke_syscall+0x98/0x2b8 [ 79.076580][ T5312] el0_svc_common+0x138/0x258 [ 79.077674][ T5312] do_el0_svc+0x58/0x14c [ 79.078656][ T5312] el0_svc+0x7c/0x1f0 [ 79.079685][ T5312] el0t_64_sync_handler+0x84/0xe4 [ 79.080847][ T5312] el0t_64_sync+0x1a0/0x1a4 [ 79.082275][ T5310] CPU: 0 PID: 5310 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 79.084845][ T5310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.087233][ T5310] Call trace: [ 79.087999][ T5310] dump_backtrace+0x0/0x530 [ 79.089046][ T5310] show_stack+0x2c/0x3c [ 79.090072][ T5310] dump_stack_lvl+0x108/0x170 [ 79.091316][ T5310] dump_stack+0x1c/0x58 [ 79.092352][ T5310] should_fail+0x3b8/0x514 [ 79.093376][ T5310] __should_failslab+0xbc/0x110 [ 79.094570][ T5310] should_failslab+0x10/0x28 [ 79.095739][ T5310] slab_pre_alloc_hook+0x64/0xe8 [ 79.096887][ T5310] __kmalloc_node+0xbc/0x5b8 [ 79.098000][ T5310] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.099310][ T5310] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.100799][ T5310] nbd_start_device+0x158/0xb34 [ 79.101996][ T5310] nbd_ioctl+0x420/0xc2c [ 79.102992][ T5310] blkdev_ioctl+0x3d8/0xbd0 [ 79.104108][ T5310] block_ioctl+0xa8/0x114 [ 79.105223][ T5310] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.106397][ T5310] invoke_syscall+0x98/0x2b8 [ 79.107642][ T5310] el0_svc_common+0x138/0x258 [ 79.108767][ T5310] do_el0_svc+0x58/0x14c [ 79.109762][ T5310] el0_svc+0x7c/0x1f0 [ 79.110779][ T5310] el0t_64_sync_handler+0x84/0xe4 [ 79.111982][ T5310] el0t_64_sync+0x1a0/0x1a4 [ 79.113131][ T5314] CPU: 1 PID: 5314 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 79.115418][ T5314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.117911][ T5314] Call trace: [ 79.118711][ T5314] dump_backtrace+0x0/0x530 [ 79.119791][ T5314] show_stack+0x2c/0x3c [ 79.120781][ T5314] dump_stack_lvl+0x108/0x170 [ 79.121223][ T5310] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.121951][ T5314] dump_stack+0x1c/0x58 [ 79.121964][ T5314] should_fail+0x3b8/0x514 [ 79.121974][ T5314] __should_failslab+0xbc/0x110 [ 79.121984][ T5314] should_failslab+0x10/0x28 [ 79.121994][ T5314] slab_pre_alloc_hook+0x64/0xe8 [ 79.128896][ T5314] __kmalloc_node+0xbc/0x5b8 [ 79.129966][ T5314] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.131292][ T5314] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.132784][ T5314] nbd_start_device+0x158/0xb34 [ 79.133877][ T5314] nbd_ioctl+0x420/0xc2c [ 79.134963][ T5314] blkdev_ioctl+0x3d8/0xbd0 [ 79.136091][ T5314] block_ioctl+0xa8/0x114 [ 79.137204][ T5314] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.138349][ T5314] invoke_syscall+0x98/0x2b8 [ 79.139490][ T5314] el0_svc_common+0x138/0x258 [ 79.140686][ T5314] do_el0_svc+0x58/0x14c [ 79.141732][ T5314] el0_svc+0x7c/0x1f0 [ 79.142788][ T5314] el0t_64_sync_handler+0x84/0xe4 [ 79.144026][ T5314] el0t_64_sync+0x1a0/0x1a4 [ 79.155145][ T5315] FAULT_INJECTION: forcing a failure. [ 79.155145][ T5315] name failslab, interval 1, probability 0, space 0, times 0 [ 79.158723][ T5315] CPU: 1 PID: 5315 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 79.160926][ T5315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.163100][ T5315] Call trace: [ 79.163849][ T5315] dump_backtrace+0x0/0x530 [ 79.164966][ T5315] show_stack+0x2c/0x3c [ 79.165968][ T5315] dump_stack_lvl+0x108/0x170 [ 79.167087][ T5315] dump_stack+0x1c/0x58 [ 79.167448][ T5314] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.168106][ T5315] should_fail+0x3b8/0x514 [ 79.168121][ T5315] __should_failslab+0xbc/0x110 [ 79.168131][ T5315] should_failslab+0x10/0x28 [ 79.168142][ T5315] slab_pre_alloc_hook+0x64/0xe8 [ 79.168151][ T5315] __kmalloc_node+0xbc/0x5b8 [ 79.168160][ T5315] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.168171][ T5315] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.168182][ T5315] nbd_start_device+0x158/0xb34 [ 79.168192][ T5315] nbd_ioctl+0x420/0xc2c [ 79.168202][ T5315] blkdev_ioctl+0x3d8/0xbd0 [ 79.168211][ T5315] block_ioctl+0xa8/0x114 [ 79.168221][ T5315] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.168232][ T5315] invoke_syscall+0x98/0x2b8 [ 79.168243][ T5315] el0_svc_common+0x138/0x258 [ 79.168253][ T5315] do_el0_svc+0x58/0x14c [ 79.168263][ T5315] el0_svc+0x7c/0x1f0 [ 79.168272][ T5315] el0t_64_sync_handler+0x84/0xe4 [ 79.168283][ T5315] el0t_64_sync+0x1a0/0x1a4 [ 79.175669][ T5315] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.192445][ T5323] block nbd3: Device being setup by another task [ 79.194586][ T5319] block nbd3: shutting down sockets [ 79.210170][ T5319] FAULT_INJECTION: forcing a failure. [ 79.210170][ T5319] name failslab, interval 1, probability 0, space 0, times 0 [ 79.216850][ T5319] CPU: 1 PID: 5319 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 79.219174][ T5319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.221736][ T5319] Call trace: [ 79.222464][ T5319] dump_backtrace+0x0/0x530 [ 79.223515][ T5319] show_stack+0x2c/0x3c [ 79.224416][ T5319] dump_stack_lvl+0x108/0x170 [ 79.225422][ T5319] dump_stack+0x1c/0x58 [ 79.226401][ T5319] should_fail+0x3b8/0x514 [ 79.227621][ T5319] __should_failslab+0xbc/0x110 [ 79.228791][ T5319] should_failslab+0x10/0x28 [ 79.229958][ T5319] slab_pre_alloc_hook+0x64/0xe8 [ 79.231103][ T5319] kmem_cache_alloc+0x98/0x45c [ 79.232140][ T5319] new_inode_pseudo+0x110/0x200 [ 79.233318][ T5319] new_inode+0x38/0x174 [ 79.234201][ T5319] debugfs_create_dir+0xf0/0x404 [ 79.235351][ T5319] nbd_start_device+0x3bc/0xb34 [ 79.236444][ T5319] nbd_ioctl+0x420/0xc2c [ 79.237387][ T5319] blkdev_ioctl+0x3d8/0xbd0 [ 79.238526][ T5319] block_ioctl+0xa8/0x114 [ 79.239509][ T5319] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.240554][ T5319] invoke_syscall+0x98/0x2b8 [ 79.241607][ T5319] el0_svc_common+0x138/0x258 [ 79.242661][ T5319] do_el0_svc+0x58/0x14c [ 79.243684][ T5319] el0_svc+0x7c/0x1f0 [ 79.244601][ T5319] el0t_64_sync_handler+0x84/0xe4 [ 79.245802][ T5319] el0t_64_sync+0x1a0/0x1a4 [ 79.248729][ T5319] debugfs: out of free dentries, can not create directory 'nbd3' [ 79.262837][ T5319] block nbd3: Failed to create debugfs dir for 'nbd3' [ 79.308602][ T5327] block nbd4: shutting down sockets [ 79.310410][ T5326] block nbd2: shutting down sockets [ 79.340898][ T5327] FAULT_INJECTION: forcing a failure. [ 79.340898][ T5327] name failslab, interval 1, probability 0, space 0, times 0 [ 79.343823][ T5327] CPU: 0 PID: 5327 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 79.346200][ T5327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.347601][ T5326] FAULT_INJECTION: forcing a failure. [ 79.347601][ T5326] name failslab, interval 1, probability 0, space 0, times 0 [ 79.348618][ T5327] Call trace: [ 79.348629][ T5327] dump_backtrace+0x0/0x530 [ 79.348645][ T5327] show_stack+0x2c/0x3c [ 79.348654][ T5327] dump_stack_lvl+0x108/0x170 [ 79.348665][ T5327] dump_stack+0x1c/0x58 [ 79.348674][ T5327] should_fail+0x3b8/0x514 [ 79.348684][ T5327] __should_failslab+0xbc/0x110 [ 79.348694][ T5327] should_failslab+0x10/0x28 [ 79.348705][ T5327] slab_pre_alloc_hook+0x64/0xe8 [ 79.348715][ T5327] __kmalloc_node+0xbc/0x5b8 [ 79.362175][ T5327] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.363455][ T5327] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.364860][ T5327] nbd_start_device+0x158/0xb34 [ 79.366105][ T5327] nbd_ioctl+0x420/0xc2c [ 79.367089][ T5327] blkdev_ioctl+0x3d8/0xbd0 [ 79.368184][ T5327] block_ioctl+0xa8/0x114 [ 79.369350][ T5327] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.370560][ T5327] invoke_syscall+0x98/0x2b8 [ 79.371617][ T5327] el0_svc_common+0x138/0x258 [ 79.372710][ T5327] do_el0_svc+0x58/0x14c [ 79.373748][ T5327] el0_svc+0x7c/0x1f0 [ 79.374841][ T5327] el0t_64_sync_handler+0x84/0xe4 [ 79.376083][ T5327] el0t_64_sync+0x1a0/0x1a4 [ 79.377217][ T5326] CPU: 1 PID: 5326 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 79.379609][ T5326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.380744][ T5330] block nbd0: shutting down sockets [ 79.381884][ T5326] Call trace: [ 79.384012][ T5326] dump_backtrace+0x0/0x530 [ 79.385089][ T5326] show_stack+0x2c/0x3c [ 79.386123][ T5326] dump_stack_lvl+0x108/0x170 [ 79.387230][ T5326] dump_stack+0x1c/0x58 [ 79.388223][ T5326] should_fail+0x3b8/0x514 [ 79.389222][ T5326] __should_failslab+0xbc/0x110 [ 79.390336][ T5326] should_failslab+0x10/0x28 [ 79.391380][ T5327] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.391493][ T5326] slab_pre_alloc_hook+0x64/0xe8 [ 79.394298][ T5326] __kmalloc_node+0xbc/0x5b8 [ 79.395365][ T5326] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.396627][ T5326] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.398007][ T5326] nbd_start_device+0x158/0xb34 [ 79.399200][ T5326] nbd_ioctl+0x420/0xc2c [ 79.400151][ T5326] blkdev_ioctl+0x3d8/0xbd0 [ 79.401170][ T5326] block_ioctl+0xa8/0x114 [ 79.402142][ T5326] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.403338][ T5326] invoke_syscall+0x98/0x2b8 [ 79.404363][ T5326] el0_svc_common+0x138/0x258 [ 79.405513][ T5326] do_el0_svc+0x58/0x14c [ 79.406550][ T5326] el0_svc+0x7c/0x1f0 [ 79.407412][ T5326] el0t_64_sync_handler+0x84/0xe4 [ 79.408668][ T5326] el0t_64_sync+0x1a0/0x1a4 [ 79.418325][ T5326] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.419101][ T5331] block nbd1: shutting down sockets [ 79.448980][ T5333] block nbd3: shutting down sockets [ 79.453244][ T5330] FAULT_INJECTION: forcing a failure. [ 79.453244][ T5330] name failslab, interval 1, probability 0, space 0, times 0 [ 79.457459][ T5330] CPU: 1 PID: 5330 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 79.459908][ T5330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.462137][ T5330] Call trace: [ 79.462842][ T5330] dump_backtrace+0x0/0x530 [ 79.463878][ T5330] show_stack+0x2c/0x3c [ 79.464855][ T5330] dump_stack_lvl+0x108/0x170 [ 79.465893][ T5330] dump_stack+0x1c/0x58 [ 79.466851][ T5330] should_fail+0x3b8/0x514 [ 79.467846][ T5330] __should_failslab+0xbc/0x110 [ 79.469055][ T5330] should_failslab+0x10/0x28 [ 79.470137][ T5330] slab_pre_alloc_hook+0x64/0xe8 [ 79.471243][ T5330] __kmalloc_node+0xbc/0x5b8 [ 79.472364][ T5330] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.473617][ T5330] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.475008][ T5330] nbd_start_device+0x158/0xb34 [ 79.476264][ T5330] nbd_ioctl+0x420/0xc2c [ 79.477297][ T5330] blkdev_ioctl+0x3d8/0xbd0 [ 79.478301][ T5330] block_ioctl+0xa8/0x114 [ 79.479307][ T5330] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.480570][ T5330] invoke_syscall+0x98/0x2b8 [ 79.481497][ T5330] el0_svc_common+0x138/0x258 [ 79.482458][ T5330] do_el0_svc+0x58/0x14c [ 79.483445][ T5330] el0_svc+0x7c/0x1f0 [ 79.484442][ T5330] el0t_64_sync_handler+0x84/0xe4 [ 79.485604][ T5330] el0t_64_sync+0x1a0/0x1a4 [ 79.491046][ T5331] FAULT_INJECTION: forcing a failure. [ 79.491046][ T5331] name failslab, interval 1, probability 0, space 0, times 0 [ 79.506632][ T5330] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.510705][ T5331] CPU: 1 PID: 5331 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 79.512899][ T5331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.515431][ T5331] Call trace: [ 79.516177][ T5331] dump_backtrace+0x0/0x530 [ 79.517238][ T5331] show_stack+0x2c/0x3c [ 79.518204][ T5331] dump_stack_lvl+0x108/0x170 [ 79.519354][ T5331] dump_stack+0x1c/0x58 [ 79.520335][ T5331] should_fail+0x3b8/0x514 [ 79.521445][ T5331] __should_failslab+0xbc/0x110 [ 79.522669][ T5331] should_failslab+0x10/0x28 [ 79.523702][ T5331] slab_pre_alloc_hook+0x64/0xe8 [ 79.524879][ T5331] __kmalloc_node+0xbc/0x5b8 [ 79.526046][ T5331] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.527210][ T5331] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.528539][ T5331] nbd_start_device+0x158/0xb34 [ 79.529693][ T5331] nbd_ioctl+0x420/0xc2c [ 79.530688][ T5331] blkdev_ioctl+0x3d8/0xbd0 [ 79.531715][ T5331] block_ioctl+0xa8/0x114 [ 79.532732][ T5331] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.533757][ T5331] invoke_syscall+0x98/0x2b8 [ 79.534809][ T5331] el0_svc_common+0x138/0x258 [ 79.535932][ T5331] do_el0_svc+0x58/0x14c [ 79.537008][ T5331] el0_svc+0x7c/0x1f0 [ 79.537857][ T5331] el0t_64_sync_handler+0x84/0xe4 [ 79.539181][ T5331] el0t_64_sync+0x1a0/0x1a4 [ 79.541402][ T5333] FAULT_INJECTION: forcing a failure. [ 79.541402][ T5333] name failslab, interval 1, probability 0, space 0, times 0 [ 79.559120][ T5342] block nbd4: shutting down sockets [ 79.564382][ T5333] CPU: 0 PID: 5333 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 79.566985][ T5333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.569585][ T5333] Call trace: [ 79.570395][ T5333] dump_backtrace+0x0/0x530 [ 79.571364][ T5333] show_stack+0x2c/0x3c [ 79.571703][ T5331] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.572308][ T5333] dump_stack_lvl+0x108/0x170 [ 79.574971][ T5333] dump_stack+0x1c/0x58 [ 79.575979][ T5333] should_fail+0x3b8/0x514 [ 79.577059][ T5333] __should_failslab+0xbc/0x110 [ 79.578285][ T5333] should_failslab+0x10/0x28 [ 79.579459][ T5333] slab_pre_alloc_hook+0x64/0xe8 [ 79.580749][ T5333] __kmalloc_node+0xbc/0x5b8 [ 79.580765][ T5333] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 79.580777][ T5333] nbd_start_device+0x158/0xb34 [ 79.580788][ T5333] nbd_ioctl+0x420/0xc2c [ 79.580798][ T5333] blkdev_ioctl+0x3d8/0xbd0 [ 79.580808][ T5333] block_ioctl+0xa8/0x114 [ 79.588007][ T5333] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.589262][ T5333] invoke_syscall+0x98/0x2b8 [ 79.590417][ T5333] el0_svc_common+0x138/0x258 [ 79.591681][ T5333] do_el0_svc+0x58/0x14c [ 79.592826][ T5333] el0_svc+0x7c/0x1f0 [ 79.593856][ T5333] el0t_64_sync_handler+0x84/0xe4 [ 79.595139][ T5333] el0t_64_sync+0x1a0/0x1a4 [ 79.611441][ T5341] FAULT_INJECTION: forcing a failure. [ 79.611441][ T5341] name failslab, interval 1, probability 0, space 0, times 0 [ 79.618698][ T5345] block nbd2: shutting down sockets [ 79.628666][ T5341] CPU: 1 PID: 5341 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 79.631051][ T5341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.633466][ T5341] Call trace: [ 79.634262][ T5341] dump_backtrace+0x0/0x530 [ 79.635373][ T5341] show_stack+0x2c/0x3c [ 79.636462][ T5341] dump_stack_lvl+0x108/0x170 [ 79.637442][ T5341] dump_stack+0x1c/0x58 [ 79.638416][ T5341] should_fail+0x3b8/0x514 [ 79.639412][ T5341] __should_failslab+0xbc/0x110 [ 79.640564][ T5341] should_failslab+0x10/0x28 [ 79.641703][ T5341] slab_pre_alloc_hook+0x64/0xe8 [ 79.642912][ T5341] __kmalloc_node+0xbc/0x5b8 [ 79.643872][ T5341] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.645068][ T5341] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.646379][ T5341] nbd_start_device+0x158/0xb34 [ 79.647440][ T5341] nbd_ioctl+0x420/0xc2c [ 79.648509][ T5341] blkdev_ioctl+0x3d8/0xbd0 [ 79.649466][ T5341] block_ioctl+0xa8/0x114 [ 79.650413][ T5341] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.651579][ T5341] invoke_syscall+0x98/0x2b8 [ 79.652723][ T5341] el0_svc_common+0x138/0x258 [ 79.653903][ T5341] do_el0_svc+0x58/0x14c [ 79.654852][ T5341] el0_svc+0x7c/0x1f0 [ 79.655776][ T5341] el0t_64_sync_handler+0x84/0xe4 [ 79.656912][ T5341] el0t_64_sync+0x1a0/0x1a4 [ 79.660753][ T5346] block nbd0: shutting down sockets [ 79.671474][ T5345] FAULT_INJECTION: forcing a failure. [ 79.671474][ T5345] name failslab, interval 1, probability 0, space 0, times 0 [ 79.674636][ T5345] CPU: 1 PID: 5345 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 79.677033][ T5345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.679398][ T5345] Call trace: [ 79.680189][ T5345] dump_backtrace+0x0/0x530 [ 79.680425][ T5341] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.681215][ T5345] show_stack+0x2c/0x3c [ 79.683763][ T5345] dump_stack_lvl+0x108/0x170 [ 79.684900][ T5345] dump_stack+0x1c/0x58 [ 79.686003][ T5345] should_fail+0x3b8/0x514 [ 79.687038][ T5345] __should_failslab+0xbc/0x110 [ 79.688211][ T5345] should_failslab+0x10/0x28 [ 79.689311][ T5345] slab_pre_alloc_hook+0x64/0xe8 [ 79.690565][ T5345] __kmalloc_node+0xbc/0x5b8 [ 79.691772][ T5345] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.693161][ T5345] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.694575][ T5345] nbd_start_device+0x158/0xb34 [ 79.695812][ T5345] nbd_ioctl+0x420/0xc2c [ 79.696912][ T5345] blkdev_ioctl+0x3d8/0xbd0 [ 79.698064][ T5345] block_ioctl+0xa8/0x114 [ 79.699108][ T5345] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.700205][ T5345] invoke_syscall+0x98/0x2b8 [ 79.701381][ T5345] el0_svc_common+0x138/0x258 [ 79.702425][ T5345] do_el0_svc+0x58/0x14c [ 79.703478][ T5345] el0_svc+0x7c/0x1f0 [ 79.704409][ T5345] el0t_64_sync_handler+0x84/0xe4 [ 79.705648][ T5345] el0t_64_sync+0x1a0/0x1a4 [ 79.711545][ T5346] FAULT_INJECTION: forcing a failure. [ 79.711545][ T5346] name failslab, interval 1, probability 0, space 0, times 0 [ 79.715116][ T5346] CPU: 0 PID: 5346 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 79.717518][ T5346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.719852][ T5346] Call trace: [ 79.720581][ T5346] dump_backtrace+0x0/0x530 [ 79.721520][ T5346] show_stack+0x2c/0x3c [ 79.722414][ T5346] dump_stack_lvl+0x108/0x170 [ 79.723484][ T5346] dump_stack+0x1c/0x58 [ 79.724505][ T5346] should_fail+0x3b8/0x514 [ 79.725412][ T5346] __should_failslab+0xbc/0x110 [ 79.726580][ T5346] should_failslab+0x10/0x28 [ 79.727685][ T5346] slab_pre_alloc_hook+0x64/0xe8 [ 79.728746][ T5346] __kmalloc_node+0xbc/0x5b8 [ 79.729715][ T5346] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.730990][ T5346] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.732371][ T5346] nbd_start_device+0x158/0xb34 [ 79.733499][ T5346] nbd_ioctl+0x420/0xc2c [ 79.734400][ T5346] blkdev_ioctl+0x3d8/0xbd0 [ 79.735451][ T5346] block_ioctl+0xa8/0x114 [ 79.736421][ T5346] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.737453][ T5346] invoke_syscall+0x98/0x2b8 [ 79.738550][ T5346] el0_svc_common+0x138/0x258 [ 79.739503][ T5346] do_el0_svc+0x58/0x14c [ 79.740429][ T5346] el0_svc+0x7c/0x1f0 [ 79.741303][ T5346] el0t_64_sync_handler+0x84/0xe4 [ 79.742401][ T5346] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:19 executed programs: 214 [ 79.752841][ T5345] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.773756][ T5346] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.779342][ T5349] block nbd1: shutting down sockets [ 79.789245][ T5351] block nbd3: shutting down sockets [ 79.828774][ T5355] block nbd4: shutting down sockets [ 79.834480][ T5349] FAULT_INJECTION: forcing a failure. [ 79.834480][ T5349] name failslab, interval 1, probability 0, space 0, times 0 [ 79.835469][ T5351] FAULT_INJECTION: forcing a failure. [ 79.835469][ T5351] name failslab, interval 1, probability 0, space 0, times 0 [ 79.841761][ T5349] CPU: 0 PID: 5349 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 79.844092][ T5349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.846434][ T5349] Call trace: [ 79.847226][ T5349] dump_backtrace+0x0/0x530 [ 79.848165][ T5349] show_stack+0x2c/0x3c [ 79.849232][ T5349] dump_stack_lvl+0x108/0x170 [ 79.850260][ T5349] dump_stack+0x1c/0x58 [ 79.851408][ T5349] should_fail+0x3b8/0x514 [ 79.852513][ T5349] __should_failslab+0xbc/0x110 [ 79.853771][ T5349] should_failslab+0x10/0x28 [ 79.854868][ T5349] slab_pre_alloc_hook+0x64/0xe8 [ 79.856026][ T5349] __kmalloc_node+0xbc/0x5b8 [ 79.857252][ T5349] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.858696][ T5349] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.860152][ T5349] nbd_start_device+0x158/0xb34 [ 79.861421][ T5349] nbd_ioctl+0x420/0xc2c [ 79.862449][ T5349] blkdev_ioctl+0x3d8/0xbd0 [ 79.863627][ T5349] block_ioctl+0xa8/0x114 [ 79.864706][ T5349] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.866005][ T5349] invoke_syscall+0x98/0x2b8 [ 79.867211][ T5349] el0_svc_common+0x138/0x258 [ 79.868356][ T5349] do_el0_svc+0x58/0x14c [ 79.869402][ T5349] el0_svc+0x7c/0x1f0 [ 79.870324][ T5349] el0t_64_sync_handler+0x84/0xe4 [ 79.871548][ T5349] el0t_64_sync+0x1a0/0x1a4 [ 79.872779][ T5351] CPU: 1 PID: 5351 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 79.874991][ T5351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.877408][ T5351] Call trace: [ 79.878266][ T5351] dump_backtrace+0x0/0x530 [ 79.879327][ T5351] show_stack+0x2c/0x3c [ 79.880422][ T5351] dump_stack_lvl+0x108/0x170 [ 79.881615][ T5351] dump_stack+0x1c/0x58 [ 79.882574][ T5351] should_fail+0x3b8/0x514 [ 79.883564][ T5351] __should_failslab+0xbc/0x110 [ 79.884690][ T5351] should_failslab+0x10/0x28 [ 79.885852][ T5351] slab_pre_alloc_hook+0x64/0xe8 [ 79.887031][ T5351] __kmalloc_node+0xbc/0x5b8 [ 79.888189][ T5351] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.889482][ T5351] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.890933][ T5351] nbd_start_device+0x158/0xb34 [ 79.892138][ T5351] nbd_ioctl+0x420/0xc2c [ 79.893059][ T5351] blkdev_ioctl+0x3d8/0xbd0 [ 79.894118][ T5351] block_ioctl+0xa8/0x114 [ 79.895073][ T5351] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.896209][ T5351] invoke_syscall+0x98/0x2b8 [ 79.897346][ T5351] el0_svc_common+0x138/0x258 [ 79.898499][ T5351] do_el0_svc+0x58/0x14c [ 79.899478][ T5351] el0_svc+0x7c/0x1f0 [ 79.900423][ T5351] el0t_64_sync_handler+0x84/0xe4 [ 79.901341][ T5349] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.901559][ T5351] el0t_64_sync+0x1a0/0x1a4 [ 79.914386][ T5351] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 79.921360][ T5355] FAULT_INJECTION: forcing a failure. [ 79.921360][ T5355] name failslab, interval 1, probability 0, space 0, times 0 [ 79.940598][ T5355] CPU: 0 PID: 5355 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 79.943178][ T5355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 79.945609][ T5355] Call trace: [ 79.946394][ T5355] dump_backtrace+0x0/0x530 [ 79.947552][ T5355] show_stack+0x2c/0x3c [ 79.948603][ T5355] dump_stack_lvl+0x108/0x170 [ 79.948804][ T5359] block nbd0: shutting down sockets [ 79.949851][ T5355] dump_stack+0x1c/0x58 [ 79.949866][ T5355] should_fail+0x3b8/0x514 [ 79.949877][ T5355] __should_failslab+0xbc/0x110 [ 79.951719][ T5357] block nbd2: shutting down sockets [ 79.952234][ T5355] should_failslab+0x10/0x28 [ 79.956868][ T5355] slab_pre_alloc_hook+0x64/0xe8 [ 79.958093][ T5355] __kmalloc_node+0xbc/0x5b8 [ 79.959158][ T5355] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 79.960465][ T5355] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 79.961886][ T5355] nbd_start_device+0x158/0xb34 [ 79.963120][ T5355] nbd_ioctl+0x420/0xc2c [ 79.964159][ T5355] blkdev_ioctl+0x3d8/0xbd0 [ 79.965210][ T5355] block_ioctl+0xa8/0x114 [ 79.966336][ T5355] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.967543][ T5355] invoke_syscall+0x98/0x2b8 [ 79.968695][ T5355] el0_svc_common+0x138/0x258 [ 79.969825][ T5355] do_el0_svc+0x58/0x14c [ 79.970912][ T5355] el0_svc+0x7c/0x1f0 [ 79.971847][ T5355] el0t_64_sync_handler+0x84/0xe4 [ 79.973126][ T5355] el0t_64_sync+0x1a0/0x1a4 [ 79.996037][ T5357] FAULT_INJECTION: forcing a failure. [ 79.996037][ T5357] name failslab, interval 1, probability 0, space 0, times 0 [ 80.006375][ T5359] FAULT_INJECTION: forcing a failure. [ 80.006375][ T5359] name failslab, interval 1, probability 0, space 0, times 0 [ 80.011381][ T5359] CPU: 1 PID: 5359 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 80.013726][ T5359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.016202][ T5359] Call trace: [ 80.016992][ T5359] dump_backtrace+0x0/0x530 [ 80.018079][ T5359] show_stack+0x2c/0x3c [ 80.019037][ T5359] dump_stack_lvl+0x108/0x170 [ 80.020117][ T5359] dump_stack+0x1c/0x58 [ 80.021029][ T5359] should_fail+0x3b8/0x514 [ 80.022128][ T5359] __should_failslab+0xbc/0x110 [ 80.023211][ T5359] should_failslab+0x10/0x28 [ 80.024266][ T5359] slab_pre_alloc_hook+0x64/0xe8 [ 80.025198][ T5355] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.025534][ T5359] __kmalloc_node+0xbc/0x5b8 [ 80.028294][ T5359] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 80.029759][ T5359] nbd_start_device+0x158/0xb34 [ 80.031016][ T5359] nbd_ioctl+0x420/0xc2c [ 80.032076][ T5359] blkdev_ioctl+0x3d8/0xbd0 [ 80.033187][ T5359] block_ioctl+0xa8/0x114 [ 80.034282][ T5359] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.035476][ T5359] invoke_syscall+0x98/0x2b8 [ 80.036517][ T5359] el0_svc_common+0x138/0x258 [ 80.037634][ T5359] do_el0_svc+0x58/0x14c [ 80.038703][ T5359] el0_svc+0x7c/0x1f0 [ 80.039672][ T5359] el0t_64_sync_handler+0x84/0xe4 [ 80.040896][ T5359] el0t_64_sync+0x1a0/0x1a4 [ 80.041925][ T5357] CPU: 0 PID: 5357 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 80.044364][ T5357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.046859][ T5357] Call trace: [ 80.047739][ T5357] dump_backtrace+0x0/0x530 [ 80.048930][ T5357] show_stack+0x2c/0x3c [ 80.049802][ T5357] dump_stack_lvl+0x108/0x170 [ 80.050871][ T5357] dump_stack+0x1c/0x58 [ 80.051887][ T5357] should_fail+0x3b8/0x514 [ 80.052999][ T5357] __should_failslab+0xbc/0x110 [ 80.054334][ T5357] should_failslab+0x10/0x28 [ 80.055467][ T5357] slab_pre_alloc_hook+0x64/0xe8 [ 80.056824][ T5357] __kmalloc_node+0xbc/0x5b8 [ 80.057815][ T5357] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.059094][ T5357] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.060511][ T5357] nbd_start_device+0x158/0xb34 [ 80.061758][ T5357] nbd_ioctl+0x420/0xc2c [ 80.062821][ T5357] blkdev_ioctl+0x3d8/0xbd0 [ 80.063992][ T5357] block_ioctl+0xa8/0x114 [ 80.064997][ T5357] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.066196][ T5357] invoke_syscall+0x98/0x2b8 [ 80.067355][ T5357] el0_svc_common+0x138/0x258 [ 80.068417][ T5357] do_el0_svc+0x58/0x14c [ 80.069355][ T5357] el0_svc+0x7c/0x1f0 [ 80.070381][ T5357] el0t_64_sync_handler+0x84/0xe4 [ 80.071606][ T5357] el0t_64_sync+0x1a0/0x1a4 [ 80.084654][ T5357] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.128709][ T5367] block nbd3: shutting down sockets [ 80.129489][ T5365] block nbd1: shutting down sockets [ 80.173161][ T5367] FAULT_INJECTION: forcing a failure. [ 80.173161][ T5367] name failslab, interval 1, probability 0, space 0, times 0 [ 80.176402][ T5367] CPU: 0 PID: 5367 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 80.178699][ T5367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.181024][ T5367] Call trace: [ 80.181162][ T5365] FAULT_INJECTION: forcing a failure. [ 80.181162][ T5365] name failslab, interval 1, probability 0, space 0, times 0 [ 80.181828][ T5367] dump_backtrace+0x0/0x530 [ 80.185608][ T5367] show_stack+0x2c/0x3c [ 80.186675][ T5367] dump_stack_lvl+0x108/0x170 [ 80.187608][ T5367] dump_stack+0x1c/0x58 [ 80.188471][ T5367] should_fail+0x3b8/0x514 [ 80.189598][ T5367] __should_failslab+0xbc/0x110 [ 80.190889][ T5367] should_failslab+0x10/0x28 [ 80.191982][ T5367] slab_pre_alloc_hook+0x64/0xe8 [ 80.193163][ T5367] __kmalloc_node+0xbc/0x5b8 [ 80.194303][ T5367] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 80.195777][ T5367] nbd_start_device+0x158/0xb34 [ 80.197060][ T5367] nbd_ioctl+0x420/0xc2c [ 80.198047][ T5367] blkdev_ioctl+0x3d8/0xbd0 [ 80.199287][ T5367] block_ioctl+0xa8/0x114 [ 80.200404][ T5367] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.201677][ T5367] invoke_syscall+0x98/0x2b8 [ 80.202721][ T5367] el0_svc_common+0x138/0x258 [ 80.203791][ T5367] do_el0_svc+0x58/0x14c [ 80.204825][ T5367] el0_svc+0x7c/0x1f0 [ 80.205898][ T5367] el0t_64_sync_handler+0x84/0xe4 [ 80.207047][ T5367] el0t_64_sync+0x1a0/0x1a4 [ 80.208182][ T5365] CPU: 1 PID: 5365 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 80.210732][ T5365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.213098][ T5365] Call trace: [ 80.213877][ T5365] dump_backtrace+0x0/0x530 [ 80.214938][ T5365] show_stack+0x2c/0x3c [ 80.215991][ T5365] dump_stack_lvl+0x108/0x170 [ 80.217134][ T5365] dump_stack+0x1c/0x58 [ 80.217868][ T5370] block nbd4: shutting down sockets [ 80.218073][ T5365] should_fail+0x3b8/0x514 [ 80.220219][ T5365] __should_failslab+0xbc/0x110 [ 80.220254][ T5374] block nbd0: shutting down sockets [ 80.221381][ T5365] should_failslab+0x10/0x28 [ 80.223697][ T5365] slab_pre_alloc_hook+0x64/0xe8 [ 80.224928][ T5365] __kmalloc_node+0xbc/0x5b8 [ 80.226007][ T5365] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.227467][ T5365] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.228721][ T5365] nbd_start_device+0x158/0xb34 [ 80.229919][ T5365] nbd_ioctl+0x420/0xc2c [ 80.230883][ T5365] blkdev_ioctl+0x3d8/0xbd0 [ 80.231941][ T5365] block_ioctl+0xa8/0x114 [ 80.232954][ T5365] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.234102][ T5365] invoke_syscall+0x98/0x2b8 [ 80.235142][ T5365] el0_svc_common+0x138/0x258 [ 80.236265][ T5365] do_el0_svc+0x58/0x14c [ 80.237296][ T5365] el0_svc+0x7c/0x1f0 [ 80.238269][ T5365] el0t_64_sync_handler+0x84/0xe4 [ 80.239519][ T5365] el0t_64_sync+0x1a0/0x1a4 [ 80.241610][ T5365] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.243014][ T5375] block nbd2: shutting down sockets [ 80.264344][ T5374] FAULT_INJECTION: forcing a failure. [ 80.264344][ T5374] name failslab, interval 1, probability 0, space 0, times 0 [ 80.267492][ T5374] CPU: 0 PID: 5374 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 80.269944][ T5374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.272328][ T5374] Call trace: [ 80.273132][ T5374] dump_backtrace+0x0/0x530 [ 80.274265][ T5374] show_stack+0x2c/0x3c [ 80.275292][ T5374] dump_stack_lvl+0x108/0x170 [ 80.276401][ T5374] dump_stack+0x1c/0x58 [ 80.277430][ T5374] should_fail+0x3b8/0x514 [ 80.278451][ T5374] __should_failslab+0xbc/0x110 [ 80.279566][ T5374] should_failslab+0x10/0x28 [ 80.280605][ T5374] slab_pre_alloc_hook+0x64/0xe8 [ 80.281730][ T5374] __kmalloc_node+0xbc/0x5b8 [ 80.282897][ T5374] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.284183][ T5374] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.285697][ T5374] nbd_start_device+0x158/0xb34 [ 80.286923][ T5374] nbd_ioctl+0x420/0xc2c [ 80.287908][ T5374] blkdev_ioctl+0x3d8/0xbd0 [ 80.288991][ T5374] block_ioctl+0xa8/0x114 [ 80.290171][ T5374] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.291510][ T5374] invoke_syscall+0x98/0x2b8 [ 80.292642][ T5374] el0_svc_common+0x138/0x258 [ 80.293779][ T5374] do_el0_svc+0x58/0x14c [ 80.294856][ T5374] el0_svc+0x7c/0x1f0 [ 80.295610][ T5370] FAULT_INJECTION: forcing a failure. [ 80.295610][ T5370] name failslab, interval 1, probability 0, space 0, times 0 [ 80.295829][ T5374] el0t_64_sync_handler+0x84/0xe4 [ 80.300067][ T5374] el0t_64_sync+0x1a0/0x1a4 [ 80.301724][ T5370] CPU: 1 PID: 5370 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 80.303940][ T5370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.304945][ T5374] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.306341][ T5370] Call trace: [ 80.306354][ T5370] dump_backtrace+0x0/0x530 [ 80.306367][ T5370] show_stack+0x2c/0x3c [ 80.310607][ T5370] dump_stack_lvl+0x108/0x170 [ 80.311553][ T5370] dump_stack+0x1c/0x58 [ 80.312637][ T5370] should_fail+0x3b8/0x514 [ 80.313705][ T5370] __should_failslab+0xbc/0x110 [ 80.314840][ T5370] should_failslab+0x10/0x28 [ 80.315948][ T5370] slab_pre_alloc_hook+0x64/0xe8 [ 80.317121][ T5370] __kmalloc_node+0xbc/0x5b8 [ 80.318212][ T5370] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.319531][ T5370] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.320924][ T5370] nbd_start_device+0x158/0xb34 [ 80.322063][ T5370] nbd_ioctl+0x420/0xc2c [ 80.323126][ T5370] blkdev_ioctl+0x3d8/0xbd0 [ 80.324175][ T5370] block_ioctl+0xa8/0x114 [ 80.325260][ T5370] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.326397][ T5370] invoke_syscall+0x98/0x2b8 [ 80.327534][ T5370] el0_svc_common+0x138/0x258 [ 80.328540][ T5370] do_el0_svc+0x58/0x14c [ 80.329587][ T5370] el0_svc+0x7c/0x1f0 [ 80.330505][ T5370] el0t_64_sync_handler+0x84/0xe4 [ 80.331736][ T5370] el0t_64_sync+0x1a0/0x1a4 [ 80.372220][ T5375] FAULT_INJECTION: forcing a failure. [ 80.372220][ T5375] name failslab, interval 1, probability 0, space 0, times 0 [ 80.377957][ T5370] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.382708][ T5375] CPU: 1 PID: 5375 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 80.385138][ T5375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.387523][ T5375] Call trace: [ 80.388280][ T5375] dump_backtrace+0x0/0x530 [ 80.389337][ T5375] show_stack+0x2c/0x3c [ 80.390329][ T5375] dump_stack_lvl+0x108/0x170 [ 80.391497][ T5375] dump_stack+0x1c/0x58 [ 80.392508][ T5375] should_fail+0x3b8/0x514 [ 80.393672][ T5375] __should_failslab+0xbc/0x110 [ 80.394877][ T5375] should_failslab+0x10/0x28 [ 80.395950][ T5375] slab_pre_alloc_hook+0x64/0xe8 [ 80.397108][ T5375] __kmalloc_node+0xbc/0x5b8 [ 80.398097][ T5375] blk_mq_update_nr_hw_queues+0x598/0xc58 [ 80.399399][ T5375] nbd_start_device+0x158/0xb34 [ 80.400632][ T5375] nbd_ioctl+0x420/0xc2c [ 80.401751][ T5375] blkdev_ioctl+0x3d8/0xbd0 [ 80.402834][ T5375] block_ioctl+0xa8/0x114 [ 80.403855][ T5375] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.405015][ T5375] invoke_syscall+0x98/0x2b8 [ 80.406104][ T5375] el0_svc_common+0x138/0x258 [ 80.407294][ T5375] do_el0_svc+0x58/0x14c [ 80.408361][ T5375] el0_svc+0x7c/0x1f0 [ 80.409359][ T5375] el0t_64_sync_handler+0x84/0xe4 [ 80.410564][ T5375] el0t_64_sync+0x1a0/0x1a4 [ 80.458361][ T5388] block nbd3: Device being setup by another task [ 80.460322][ T5381] block nbd3: shutting down sockets [ 80.463071][ T5381] FAULT_INJECTION: forcing a failure. [ 80.463071][ T5381] name failslab, interval 1, probability 0, space 0, times 0 [ 80.466208][ T5381] CPU: 1 PID: 5381 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 80.468505][ T5381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.470956][ T5381] Call trace: [ 80.471747][ T5381] dump_backtrace+0x0/0x530 [ 80.472723][ T5381] show_stack+0x2c/0x3c [ 80.473692][ T5381] dump_stack_lvl+0x108/0x170 [ 80.474758][ T5381] dump_stack+0x1c/0x58 [ 80.475693][ T5381] should_fail+0x3b8/0x514 [ 80.476677][ T5381] __should_failslab+0xbc/0x110 [ 80.478000][ T5381] should_failslab+0x10/0x28 [ 80.478893][ T5385] block nbd1: shutting down sockets [ 80.479191][ T5381] slab_pre_alloc_hook+0x64/0xe8 [ 80.481844][ T5381] kmem_cache_alloc+0x98/0x45c [ 80.482843][ T5381] radix_tree_node_alloc+0x184/0x360 [ 80.483953][ T5381] idr_get_free+0x240/0x8b0 [ 80.484954][ T5381] idr_alloc_cyclic+0x18c/0x4f4 [ 80.486110][ T5381] __kernfs_new_node+0x124/0x684 [ 80.487347][ T5381] kernfs_new_node+0x11c/0x240 [ 80.488356][ T5381] __kernfs_create_file+0x60/0x2d4 [ 80.489474][ T5381] sysfs_add_file_mode_ns+0x2cc/0x3a4 [ 80.490669][ T5381] sysfs_create_file_ns+0x144/0x254 [ 80.491958][ T5381] device_create_file+0xfc/0x1b0 [ 80.493013][ T5381] nbd_start_device+0x340/0xb34 [ 80.494153][ T5381] nbd_ioctl+0x420/0xc2c [ 80.495242][ T5381] blkdev_ioctl+0x3d8/0xbd0 [ 80.496294][ T5381] block_ioctl+0xa8/0x114 [ 80.497304][ T5381] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.498442][ T5381] invoke_syscall+0x98/0x2b8 [ 80.499608][ T5381] el0_svc_common+0x138/0x258 [ 80.500727][ T5381] do_el0_svc+0x58/0x14c [ 80.501710][ T5381] el0_svc+0x7c/0x1f0 [ 80.502532][ T5381] el0t_64_sync_handler+0x84/0xe4 [ 80.503691][ T5381] el0t_64_sync+0x1a0/0x1a4 [ 80.518229][ T5385] FAULT_INJECTION: forcing a failure. [ 80.518229][ T5385] name failslab, interval 1, probability 0, space 0, times 0 [ 80.522079][ T5385] CPU: 0 PID: 5385 Comm: syz-executor.1 Tainted: G W 5.15.167-syzkaller #0 [ 80.524568][ T5385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.527079][ T5385] Call trace: [ 80.527934][ T5385] dump_backtrace+0x0/0x530 [ 80.528963][ T5385] show_stack+0x2c/0x3c [ 80.530034][ T5385] dump_stack_lvl+0x108/0x170 [ 80.531039][ T5385] dump_stack+0x1c/0x58 [ 80.532125][ T5385] should_fail+0x3b8/0x514 [ 80.533208][ T5385] __should_failslab+0xbc/0x110 [ 80.534369][ T5385] should_failslab+0x10/0x28 [ 80.535573][ T5385] slab_pre_alloc_hook+0x64/0xe8 [ 80.536763][ T5385] __kmalloc_node+0xbc/0x5b8 [ 80.537856][ T5385] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.539272][ T5385] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.540692][ T5385] nbd_start_device+0x158/0xb34 [ 80.541900][ T5385] nbd_ioctl+0x420/0xc2c [ 80.542869][ T5385] blkdev_ioctl+0x3d8/0xbd0 [ 80.543977][ T5385] block_ioctl+0xa8/0x114 [ 80.545046][ T5385] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.546325][ T5385] invoke_syscall+0x98/0x2b8 [ 80.547431][ T5385] el0_svc_common+0x138/0x258 [ 80.548594][ T5385] do_el0_svc+0x58/0x14c [ 80.548725][ T5386] block nbd0: shutting down sockets [ 80.549619][ T5385] el0_svc+0x7c/0x1f0 [ 80.549634][ T5385] el0t_64_sync_handler+0x84/0xe4 [ 80.549645][ T5385] el0t_64_sync+0x1a0/0x1a4 [ 80.558886][ T5385] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.568367][ T5396] block nbd2: shutting down sockets [ 80.588347][ T5394] block nbd4: shutting down sockets [ 80.601723][ T5393] FAULT_INJECTION: forcing a failure. [ 80.601723][ T5393] name failslab, interval 1, probability 0, space 0, times 0 [ 80.604675][ T5393] CPU: 1 PID: 5393 Comm: syz-executor.2 Tainted: G W 5.15.167-syzkaller #0 [ 80.606794][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.609106][ T5393] Call trace: [ 80.609831][ T5393] dump_backtrace+0x0/0x530 [ 80.610778][ T5393] show_stack+0x2c/0x3c [ 80.611815][ T5393] dump_stack_lvl+0x108/0x170 [ 80.612790][ T5393] dump_stack+0x1c/0x58 [ 80.613718][ T5393] should_fail+0x3b8/0x514 [ 80.614798][ T5393] __should_failslab+0xbc/0x110 [ 80.615984][ T5393] should_failslab+0x10/0x28 [ 80.617116][ T5393] slab_pre_alloc_hook+0x64/0xe8 [ 80.618289][ T5393] __kmalloc_node+0xbc/0x5b8 [ 80.619381][ T5393] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.620629][ T5393] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.620998][ T5391] FAULT_INJECTION: forcing a failure. [ 80.620998][ T5391] name failslab, interval 1, probability 0, space 0, times 0 [ 80.621945][ T5393] nbd_start_device+0x158/0xb34 [ 80.626083][ T5393] nbd_ioctl+0x420/0xc2c [ 80.627165][ T5393] blkdev_ioctl+0x3d8/0xbd0 [ 80.628280][ T5393] block_ioctl+0xa8/0x114 [ 80.629195][ T5393] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.630331][ T5393] invoke_syscall+0x98/0x2b8 [ 80.631395][ T5393] el0_svc_common+0x138/0x258 [ 80.632513][ T5393] do_el0_svc+0x58/0x14c [ 80.633535][ T5393] el0_svc+0x7c/0x1f0 [ 80.634458][ T5393] el0t_64_sync_handler+0x84/0xe4 [ 80.635649][ T5393] el0t_64_sync+0x1a0/0x1a4 [ 80.640725][ T5386] FAULT_INJECTION: forcing a failure. [ 80.640725][ T5386] name failslab, interval 1, probability 0, space 0, times 0 [ 80.643581][ T5386] CPU: 1 PID: 5386 Comm: syz-executor.0 Tainted: G W 5.15.167-syzkaller #0 [ 80.645686][ T5386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.647888][ T5386] Call trace: [ 80.648639][ T5386] dump_backtrace+0x0/0x530 [ 80.649769][ T5386] show_stack+0x2c/0x3c [ 80.650655][ T5386] dump_stack_lvl+0x108/0x170 [ 80.651742][ T5386] dump_stack+0x1c/0x58 [ 80.652620][ T5386] should_fail+0x3b8/0x514 [ 80.653635][ T5386] __should_failslab+0xbc/0x110 [ 80.654749][ T5386] should_failslab+0x10/0x28 [ 80.655948][ T5386] slab_pre_alloc_hook+0x64/0xe8 [ 80.657091][ T5386] __kmalloc_node+0xbc/0x5b8 [ 80.658208][ T5386] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.659426][ T5386] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.660716][ T5386] nbd_start_device+0x158/0xb34 [ 80.661964][ T5386] nbd_ioctl+0x420/0xc2c [ 80.662906][ T5386] blkdev_ioctl+0x3d8/0xbd0 [ 80.664036][ T5386] block_ioctl+0xa8/0x114 [ 80.665041][ T5386] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.666255][ T5386] invoke_syscall+0x98/0x2b8 [ 80.667204][ T5386] el0_svc_common+0x138/0x258 [ 80.668238][ T5386] do_el0_svc+0x58/0x14c [ 80.669281][ T5386] el0_svc+0x7c/0x1f0 [ 80.670339][ T5386] el0t_64_sync_handler+0x84/0xe4 [ 80.671527][ T5386] el0t_64_sync+0x1a0/0x1a4 [ 80.672554][ T5391] CPU: 0 PID: 5391 Comm: syz-executor.4 Tainted: G W 5.15.167-syzkaller #0 [ 80.675057][ T5391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.676099][ T5393] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.677441][ T5391] Call trace: [ 80.677449][ T5391] dump_backtrace+0x0/0x530 [ 80.677463][ T5391] show_stack+0x2c/0x3c [ 80.680207][ T5386] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.681117][ T5391] dump_stack_lvl+0x108/0x170 [ 80.684766][ T5391] dump_stack+0x1c/0x58 [ 80.685762][ T5391] should_fail+0x3b8/0x514 [ 80.686771][ T5391] __should_failslab+0xbc/0x110 [ 80.687887][ T5391] should_failslab+0x10/0x28 [ 80.688958][ T5391] slab_pre_alloc_hook+0x64/0xe8 [ 80.690236][ T5391] __kmalloc_node+0xbc/0x5b8 [ 80.691302][ T5391] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.692522][ T5391] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.693997][ T5391] nbd_start_device+0x158/0xb34 [ 80.695220][ T5391] nbd_ioctl+0x420/0xc2c [ 80.696226][ T5391] blkdev_ioctl+0x3d8/0xbd0 [ 80.697295][ T5391] block_ioctl+0xa8/0x114 [ 80.698372][ T5391] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.699542][ T5391] invoke_syscall+0x98/0x2b8 [ 80.700659][ T5391] el0_svc_common+0x138/0x258 [ 80.701782][ T5391] do_el0_svc+0x58/0x14c [ 80.702711][ T5391] el0_svc+0x7c/0x1f0 [ 80.703641][ T5391] el0t_64_sync_handler+0x84/0xe4 [ 80.704824][ T5391] el0t_64_sync+0x1a0/0x1a4 [ 80.706429][ T5401] block nbd3: shutting down sockets [ 80.708397][ T5391] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.758833][ T5400] block nbd1: shutting down sockets [ 80.771106][ T5398] FAULT_INJECTION: forcing a failure. [ 80.771106][ T5398] name failslab, interval 1, probability 0, space 0, times 0 [ 80.773896][ T5398] CPU: 0 PID: 5398 Comm: syz-executor.3 Tainted: G W 5.15.167-syzkaller #0 [ 80.775984][ T5398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 80.778370][ T5398] Call trace: [ 80.779172][ T5398] dump_backtrace+0x0/0x530 [ 80.780208][ T5398] show_stack+0x2c/0x3c [ 80.781252][ T5398] dump_stack_lvl+0x108/0x170 [ 80.782341][ T5398] dump_stack+0x1c/0x58 [ 80.783340][ T5398] should_fail+0x3b8/0x514 [ 80.784265][ T5398] __should_failslab+0xbc/0x110 [ 80.785411][ T5398] should_failslab+0x10/0x28 [ 80.786455][ T5398] slab_pre_alloc_hook+0x64/0xe8 [ 80.787583][ T5398] __kmalloc_node+0xbc/0x5b8 [ 80.788671][ T5398] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 80.789959][ T5398] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 80.791300][ T5398] nbd_start_device+0x158/0xb34 [ 80.792445][ T5398] nbd_ioctl+0x420/0xc2c [ 80.793319][ T5398] blkdev_ioctl+0x3d8/0xbd0 [ 80.794351][ T5398] block_ioctl+0xa8/0x114 [ 80.795300][ T5398] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.796435][ T5398] invoke_syscall+0x98/0x2b8 [ 80.797579][ T5398] el0_svc_common+0x138/0x258 [ 80.798673][ T5398] do_el0_svc+0x58/0x14c [ 80.799692][ T5398] el0_svc+0x7c/0x1f0 [ 80.800583][ T5398] el0t_64_sync_handler+0x84/0xe4 [ 80.801887][ T5398] el0t_64_sync+0x1a0/0x1a4 [ 80.804838][ T5398] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 80.818843][ T5404] block nbd2: shutting down sockets