Warning: Permanently added '10.128.0.175' (ECDSA) to the list of known hosts. 2020/03/02 07:59:07 parsed 1 programs 2020/03/02 07:59:08 executed programs: 0 [ 51.817401] IPVS: ftp: loaded support on port[0] = 21 [ 51.826177] IPVS: ftp: loaded support on port[0] = 21 [ 51.829036] IPVS: ftp: loaded support on port[0] = 21 [ 51.853987] IPVS: ftp: loaded support on port[0] = 21 [ 51.857436] IPVS: ftp: loaded support on port[0] = 21 [ 51.880361] IPVS: ftp: loaded support on port[0] = 21 [ 52.054496] chnl_net:caif_netlink_parms(): no params data found [ 52.067839] chnl_net:caif_netlink_parms(): no params data found [ 52.126248] chnl_net:caif_netlink_parms(): no params data found [ 52.173515] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.180340] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.187414] device bridge_slave_0 entered promiscuous mode [ 52.196393] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.203194] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.210444] device bridge_slave_1 entered promiscuous mode [ 52.231001] chnl_net:caif_netlink_parms(): no params data found [ 52.263875] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.270736] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.277917] device bridge_slave_0 entered promiscuous mode [ 52.287077] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.293505] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.300863] device bridge_slave_1 entered promiscuous mode [ 52.307020] chnl_net:caif_netlink_parms(): no params data found [ 52.323336] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.358666] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.366378] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.374296] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.382126] device bridge_slave_0 entered promiscuous mode [ 52.397566] chnl_net:caif_netlink_parms(): no params data found [ 52.421601] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.429254] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.436491] device bridge_slave_1 entered promiscuous mode [ 52.442921] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.451249] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.458684] device bridge_slave_0 entered promiscuous mode [ 52.471727] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.483948] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.502582] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.509136] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.516002] device bridge_slave_1 entered promiscuous mode [ 52.542467] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.550856] team0: Port device team_slave_0 added [ 52.562304] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.570026] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.576539] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.584190] device bridge_slave_0 entered promiscuous mode [ 52.595331] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.603981] team0: Port device team_slave_0 added [ 52.610852] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.621238] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.629030] team0: Port device team_slave_1 added [ 52.634849] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.644999] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.651549] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.658756] device bridge_slave_1 entered promiscuous mode [ 52.669036] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.676434] team0: Port device team_slave_1 added [ 52.684470] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.693062] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.700499] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.723070] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.734914] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.759726] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.767012] team0: Port device team_slave_0 added [ 52.779503] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.787167] team0: Port device team_slave_1 added [ 52.796653] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.839512] device hsr_slave_0 entered promiscuous mode [ 52.878188] device hsr_slave_1 entered promiscuous mode [ 52.918368] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.924739] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.932527] device bridge_slave_0 entered promiscuous mode [ 52.939131] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.946640] team0: Port device team_slave_0 added [ 52.952495] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.999878] device hsr_slave_0 entered promiscuous mode [ 53.038222] device hsr_slave_1 entered promiscuous mode [ 53.079167] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.087072] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.094090] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.101447] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.108690] device bridge_slave_1 entered promiscuous mode [ 53.115180] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.122677] team0: Port device team_slave_1 added [ 53.128010] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.135246] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.145816] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.166408] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.174628] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.185764] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.197153] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.207114] team0: Port device team_slave_0 added [ 53.214387] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.230563] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.279472] device hsr_slave_0 entered promiscuous mode [ 53.318322] device hsr_slave_1 entered promiscuous mode [ 53.368758] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.376848] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.388964] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.396361] team0: Port device team_slave_1 added [ 53.449611] device hsr_slave_0 entered promiscuous mode [ 53.488384] device hsr_slave_1 entered promiscuous mode [ 53.531520] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.539399] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.546664] team0: Port device team_slave_0 added [ 53.552406] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.559851] team0: Port device team_slave_1 added [ 53.565269] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.573498] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.580815] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.588712] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.595936] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.613258] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.669634] device hsr_slave_0 entered promiscuous mode [ 53.708207] device hsr_slave_1 entered promiscuous mode [ 53.748687] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.756093] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.767751] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.780082] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.839432] device hsr_slave_0 entered promiscuous mode [ 53.888419] device hsr_slave_1 entered promiscuous mode [ 53.942747] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.950335] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.968613] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.994545] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.003743] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.022507] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.033754] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.046212] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.056788] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.063997] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.077555] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.085329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.104582] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.119662] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.129115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.137026] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.145425] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.151952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.160195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.168111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.175682] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.182083] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.190143] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.203128] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.214633] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.236659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.248239] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.255256] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.271094] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.280991] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.290033] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.305396] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.313749] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.319975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.327747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.335379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.342539] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.349966] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.359601] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.370758] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.380055] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.386144] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.397069] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.403696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.412211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.419937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.427407] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.437266] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.449143] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.456216] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.470258] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.478224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.485827] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.496545] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.503330] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.512141] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.522264] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.531382] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.540358] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.548268] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.555791] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.564725] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.571316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.581722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.590051] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.596440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.603369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.610712] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.617655] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.624939] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.632163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.639405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.646567] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.658888] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.665017] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.673541] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.689112] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.695367] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.704201] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.711955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.719995] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.727562] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.734034] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.741215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.749155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.759066] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.765419] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.773162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.784886] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.792240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.800907] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.810473] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.821158] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.830324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.841434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.849226] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.855581] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.863297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.871137] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.880115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.888103] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.894515] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.901565] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.909727] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.917302] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.923772] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.931020] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.938245] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.946690] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.956630] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.965190] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.974972] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.983337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.991325] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.997663] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.004558] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.013473] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.025259] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.033953] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.045367] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.054383] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.061432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.070124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.077699] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.084107] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.091218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.099293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.106129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.113261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.121204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.131025] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.138278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.148555] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.159375] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.167805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.179648] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.185751] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.194620] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.206250] audit: type=1400 audit(1583135951.913:40): avc: denied { associate } for pid=7067 comm="syz-executor.4" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 55.207116] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.240712] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.249904] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.257973] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.266795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.275645] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.282090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.294256] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.302262] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.310064] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.316424] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.323501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.331412] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.339372] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.347173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.354315] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.363072] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.373002] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.380973] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.389975] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.403292] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.413722] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.423425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.436351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.449953] FAULT_INJECTION: forcing a failure. [ 55.449953] name failslab, interval 1, probability 0, space 0, times 1 [ 55.462481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.468134] CPU: 1 PID: 7078 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 55.470189] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.477387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.485381] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.493909] Call Trace: [ 55.493923] dump_stack+0x123/0x177 [ 55.493933] should_fail.cold.4+0x5/0x13 [ 55.493940] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.493947] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 55.493954] ? _crng_backtrack_protect+0xbc/0x120 [ 55.493962] __should_failslab+0xba/0xf0 [ 55.493969] should_failslab+0x9/0x14 [ 55.493976] kmem_cache_alloc_trace+0x4b/0x750 [ 55.493981] ? get_random_bytes+0x2f/0x40 [ 55.493986] ? crng_backtrack_protect+0x80/0x80 [ 55.493995] sctp_add_bind_addr+0x5f/0x320 [ 55.494003] sctp_copy_one_addr+0xca/0xf0 [ 55.494011] sctp_bind_addr_copy+0xe6/0x26d [ 55.494021] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 55.494030] sctp_sf_do_unexpected_init.isra.36+0x697/0x1400 [ 55.494037] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 55.494043] ? dccp_diag_dump+0x20/0x20 [ 55.494048] ? is_bpf_text_address+0x60/0xe0 [ 55.494056] ? lock_downgrade+0x860/0x860 [ 55.494064] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 55.494068] sctp_do_sm+0x117/0x53b0 [ 55.494074] ? __lock_acquire+0x792/0x4980 [ 55.494085] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.494094] ? mark_held_locks+0x130/0x130 [ 55.494105] ? add_lock_to_list.isra.26+0x193/0x340 [ 55.494109] ? save_trace+0xe0/0x290 [ 55.494118] ? find_held_lock+0x36/0x1d0 [ 55.494127] ? mark_held_locks+0xc7/0x130 [ 55.494135] ? ktime_get+0x1a6/0x240 [ 55.494146] ? kvm_clock_read+0x18/0x30 [ 55.494150] ? kvm_clock_get_cycles+0x9/0x10 [ 55.494157] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.494163] ? mark_held_locks+0x130/0x130 [ 55.494174] sctp_inq_push+0x1aa/0x240 [ 55.494180] sctp_backlog_rcv+0x1ac/0x1280 [ 55.494186] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.494191] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.494197] ? sctp_hash_key+0x5b0/0x5b0 [ 55.494203] ? __release_sock+0xd0/0x360 [ 55.494208] ? __release_sock+0xd0/0x360 [ 55.494215] ? __local_bh_enable_ip+0x160/0x260 [ 55.494223] __release_sock+0x10c/0x360 [ 55.494234] release_sock+0x4f/0x180 [ 55.494239] sctp_wait_for_connect+0x22c/0x4c0 [ 55.494245] ? refcount_inc_checked+0x30/0x30 [ 55.494253] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.494258] ? finish_wait+0x290/0x290 [ 55.494265] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.494271] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 55.494277] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.494286] ? sctp_clear_owner_w+0x100/0x100 [ 55.494293] ? lock_downgrade+0x860/0x860 [ 55.494301] ? kasan_check_read+0x11/0x20 [ 55.494311] sctp_sendmsg+0xd4f/0x17e0 [ 55.502207] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.504057] ? rw_copy_check_uvector+0x66/0x340 [ 55.508122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.511726] ? sctp_id2assoc+0x250/0x250 [ 55.517363] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.521905] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.521918] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.521928] inet_sendmsg+0x10d/0x450 [ 55.521932] ? security_socket_sendmsg+0x50/0x90 [ 55.521937] ? ipip_gro_receive+0xf0/0xf0 [ 55.521941] sock_sendmsg+0xb7/0xf0 [ 55.521947] ___sys_sendmsg+0x649/0x950 [ 55.527208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.530818] ? find_held_lock+0x36/0x1d0 [ 55.530824] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.530832] ? __fget+0x278/0x400 [ 55.530842] ? kasan_check_read+0x11/0x20 [ 55.530850] ? __fget+0x295/0x400 [ 55.530860] ? __f_unlock_pos+0xd/0x10 [ 55.530869] ? __fget_light+0x174/0x1e0 [ 55.535205] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.539215] ? __fdget+0xe/0x10 [ 55.539229] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.539238] __sys_sendmsg+0xd9/0x180 [ 55.539243] ? __ia32_sys_shutdown+0x70/0x70 [ 55.539249] ? __sb_end_write+0xa4/0xd0 [ 55.539258] ? kasan_check_write+0x14/0x20 [ 55.539262] ? fput+0x18/0x120 [ 55.539275] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.545488] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.548069] __x64_sys_sendmsg+0x73/0xb0 [ 55.548078] do_syscall_64+0xd6/0x4e0 [ 55.548089] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.548094] RIP: 0033:0x458da9 [ 55.548100] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.548103] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.548108] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 55.548111] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.548114] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.548117] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 55.548119] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.967820] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.978009] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.986630] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.996395] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.003825] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.011050] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.018068] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.025712] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.033357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.041160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.048848] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.056354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.063808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.071634] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.079321] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.088484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.097023] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.105746] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.112037] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.120597] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.128624] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.136435] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.144464] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.154586] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.165480] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.173260] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.181581] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.193607] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.202739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.212287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.221764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.229513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.237227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.251714] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.251849] FAULT_INJECTION: forcing a failure. [ 56.251849] name failslab, interval 1, probability 0, space 0, times 0 [ 56.262015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.282400] CPU: 1 PID: 7082 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 56.285101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.290220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.290223] Call Trace: [ 56.290236] dump_stack+0x123/0x177 [ 56.290247] should_fail.cold.4+0x5/0x13 [ 56.290254] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.290262] ? lock_downgrade+0x860/0x860 [ 56.290273] __should_failslab+0xba/0xf0 [ 56.290280] should_failslab+0x9/0x14 [ 56.290286] kmem_cache_alloc_node+0x26e/0x730 [ 56.290299] __alloc_skb+0xa7/0x580 [ 56.290306] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.303736] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.306704] ? lock_downgrade+0x860/0x860 [ 56.311045] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.312887] _sctp_make_chunk+0x3f/0x260 [ 56.312896] sctp_make_datafrag_empty+0x159/0x260 [ 56.312903] ? sctp_make_ecne+0xf0/0xf0 [ 56.312916] sctp_datamsg_from_user+0x4dc/0xf40 [ 56.312933] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 56.317665] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.322147] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.322154] ? find_held_lock+0x36/0x1d0 [ 56.322162] ? sctp_clear_owner_w+0x100/0x100 [ 56.322168] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 56.322173] ? lock_downgrade+0x860/0x860 [ 56.322182] ? kasan_check_read+0x11/0x20 [ 56.322192] sctp_sendmsg+0xd4f/0x17e0 [ 56.322198] ? rw_copy_check_uvector+0x66/0x340 [ 56.322207] ? sctp_id2assoc+0x250/0x250 [ 56.322217] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.322231] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.322240] inet_sendmsg+0x10d/0x450 [ 56.322244] ? security_socket_sendmsg+0x50/0x90 [ 56.322249] ? ipip_gro_receive+0xf0/0xf0 [ 56.330663] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.334236] sock_sendmsg+0xb7/0xf0 [ 56.346116] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.346725] ___sys_sendmsg+0x649/0x950 [ 56.361530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.367129] ? find_held_lock+0x36/0x1d0 [ 56.435995] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.439978] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.439988] ? __fget+0x278/0x400 [ 56.439999] ? kasan_check_read+0x11/0x20 [ 56.440007] ? __fget+0x295/0x400 [ 56.440019] ? __f_unlock_pos+0xd/0x10 [ 56.440028] ? __fget_light+0x174/0x1e0 [ 56.440033] ? __fdget+0xe/0x10 [ 56.440041] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.440054] __sys_sendmsg+0xd9/0x180 [ 56.440060] ? __ia32_sys_shutdown+0x70/0x70 [ 56.451006] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.453451] ? __sb_end_write+0xa4/0xd0 [ 56.453461] ? kasan_check_write+0x14/0x20 [ 56.453465] ? fput+0x18/0x120 [ 56.453480] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.461341] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.464014] __x64_sys_sendmsg+0x73/0xb0 [ 56.464025] do_syscall_64+0xd6/0x4e0 [ 56.467806] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.473784] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.473790] RIP: 0033:0x458da9 [ 56.473796] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.473799] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.473804] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 56.473807] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.473810] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.473813] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 56.473815] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.492225] FAULT_INJECTION: forcing a failure. [ 56.492225] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 56.506717] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.507218] CPU: 1 PID: 7086 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 56.541200] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.544636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.544640] Call Trace: [ 56.544653] dump_stack+0x123/0x177 [ 56.544665] should_fail.cold.4+0x5/0x13 [ 56.544673] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.555891] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 56.556672] ? _sctp_make_chunk+0x3f/0x260 [ 56.556684] ? sctp_make_datafrag_empty+0x159/0x260 [ 56.556689] ? sctp_datamsg_from_user+0x4dc/0xf40 [ 56.556694] ? sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 56.556699] ? sctp_sendmsg+0xd4f/0x17e0 [ 56.562858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.568012] ? inet_sendmsg+0x10d/0x450 [ 56.568018] ? sock_sendmsg+0xb7/0xf0 [ 56.568022] ? ___sys_sendmsg+0x649/0x950 [ 56.568033] __alloc_pages_nodemask+0x1d5/0x710 [ 56.568041] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 56.568056] cache_grow_begin+0x91/0x8d0 [ 56.568061] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 56.568070] kmem_cache_alloc_node_trace+0x670/0x740 [ 56.568081] __kmalloc_node_track_caller+0x3c/0x70 [ 56.568096] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 56.568104] __alloc_skb+0xd7/0x580 [ 56.568111] ? skb_scrub_packet+0x3c0/0x3c0 [ 56.568119] ? lock_downgrade+0x860/0x860 [ 56.568130] _sctp_make_chunk+0x3f/0x260 [ 56.568139] sctp_make_datafrag_empty+0x159/0x260 [ 56.568145] ? sctp_make_ecne+0xf0/0xf0 [ 56.568157] sctp_datamsg_from_user+0x4dc/0xf40 [ 56.568172] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 56.568180] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.568185] ? find_held_lock+0x36/0x1d0 [ 56.583389] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.587640] ? sctp_clear_owner_w+0x100/0x100 [ 56.587648] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 56.587656] ? lock_downgrade+0x860/0x860 [ 56.587666] ? kasan_check_read+0x11/0x20 [ 56.587676] sctp_sendmsg+0xd4f/0x17e0 2020/03/02 07:59:13 executed programs: 8 [ 56.600313] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.609767] ? rw_copy_check_uvector+0x66/0x340 [ 56.609778] ? sctp_id2assoc+0x250/0x250 [ 56.609787] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.609802] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.609811] inet_sendmsg+0x10d/0x450 [ 56.609815] ? security_socket_sendmsg+0x50/0x90 [ 56.609819] ? ipip_gro_receive+0xf0/0xf0 [ 56.609824] sock_sendmsg+0xb7/0xf0 [ 56.609829] ___sys_sendmsg+0x649/0x950 [ 56.609836] ? find_held_lock+0x36/0x1d0 [ 56.609842] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.609849] ? __fget+0x278/0x400 [ 56.609859] ? kasan_check_read+0x11/0x20 [ 56.609867] ? __fget+0x295/0x400 [ 56.609879] ? __f_unlock_pos+0xd/0x10 [ 56.609888] ? __fget_light+0x174/0x1e0 [ 56.609895] ? __fdget+0xe/0x10 [ 56.609902] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.609910] __sys_sendmsg+0xd9/0x180 [ 56.609915] ? __ia32_sys_shutdown+0x70/0x70 [ 56.609921] ? __sb_end_write+0xa4/0xd0 [ 56.609929] ? kasan_check_write+0x14/0x20 [ 56.609937] ? fput+0x18/0x120 [ 56.609949] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.609957] __x64_sys_sendmsg+0x73/0xb0 [ 56.609965] do_syscall_64+0xd6/0x4e0 [ 56.609973] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.609984] RIP: 0033:0x458da9 [ 56.609990] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.609993] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.609999] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 56.610002] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.610006] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.610008] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 56.610011] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.910010] FAULT_INJECTION: forcing a failure. [ 56.910010] name failslab, interval 1, probability 0, space 0, times 0 [ 56.927126] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.964809] FAULT_INJECTION: forcing a failure. [ 56.964809] name failslab, interval 1, probability 0, space 0, times 0 [ 56.967073] CPU: 0 PID: 7091 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 57.095050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.104392] Call Trace: [ 57.106971] dump_stack+0x123/0x177 [ 57.110584] should_fail.cold.4+0x5/0x13 [ 57.114652] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.120192] ? lock_downgrade+0x860/0x860 [ 57.124330] __should_failslab+0xba/0xf0 [ 57.128372] should_failslab+0x9/0x14 [ 57.132160] kmem_cache_alloc+0x2be/0x730 [ 57.136301] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.140603] ? lock_downgrade+0x860/0x860 [ 57.144741] sctp_chunkify+0x46/0x270 [ 57.148533] _sctp_make_chunk+0x128/0x260 [ 57.152677] sctp_make_datafrag_empty+0x159/0x260 [ 57.157503] ? sctp_make_ecne+0xf0/0xf0 [ 57.161474] sctp_datamsg_from_user+0x4dc/0xf40 [ 57.166131] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 57.170697] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.175436] ? find_held_lock+0x36/0x1d0 [ 57.179484] ? sctp_clear_owner_w+0x100/0x100 [ 57.183965] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 57.189151] ? lock_downgrade+0x860/0x860 [ 57.193313] ? kasan_check_read+0x11/0x20 [ 57.197562] sctp_sendmsg+0xd4f/0x17e0 [ 57.201455] ? rw_copy_check_uvector+0x66/0x340 [ 57.206136] ? sctp_id2assoc+0x250/0x250 [ 57.210194] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.215567] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.220308] inet_sendmsg+0x10d/0x450 [ 57.224103] ? security_socket_sendmsg+0x50/0x90 [ 57.228841] ? ipip_gro_receive+0xf0/0xf0 [ 57.232978] sock_sendmsg+0xb7/0xf0 [ 57.236599] ___sys_sendmsg+0x649/0x950 [ 57.240655] ? find_held_lock+0x36/0x1d0 [ 57.244698] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.249530] ? __fget+0x278/0x400 [ 57.252970] ? kasan_check_read+0x11/0x20 [ 57.257101] ? __fget+0x295/0x400 [ 57.260561] ? __f_unlock_pos+0xd/0x10 [ 57.264445] ? __fget_light+0x174/0x1e0 [ 57.268413] ? __fdget+0xe/0x10 [ 57.271679] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.276516] __sys_sendmsg+0xd9/0x180 [ 57.280327] ? __ia32_sys_shutdown+0x70/0x70 [ 57.284722] ? __sb_end_write+0xa4/0xd0 [ 57.288687] ? kasan_check_write+0x14/0x20 [ 57.292904] ? fput+0x18/0x120 [ 57.296083] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.301532] __x64_sys_sendmsg+0x73/0xb0 [ 57.305597] do_syscall_64+0xd6/0x4e0 [ 57.309394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.314575] RIP: 0033:0x458da9 [ 57.317749] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.336643] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.344345] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 57.351604] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.359219] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.366559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 57.373903] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.381166] CPU: 1 PID: 7092 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 57.385516] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.388972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.388975] Call Trace: [ 57.388987] dump_stack+0x123/0x177 [ 57.388997] should_fail.cold.4+0x5/0x13 [ 57.389002] ? kasan_unpoison_shadow+0x35/0x50 [ 57.389008] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.389017] ? __kmalloc_node_track_caller+0x50/0x70 [ 57.389025] __should_failslab+0xba/0xf0 [ 57.396527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.405464] should_failslab+0x9/0x14 [ 57.405471] kmem_cache_alloc+0x47/0x730 [ 57.405480] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.405490] sctp_chunkify+0x46/0x270 [ 57.405495] _sctp_make_chunk+0x128/0x260 [ 57.405503] sctp_make_init_ack+0x9f0/0x13f0 [ 57.405512] ? sctp_make_init+0xc20/0xc20 [ 57.405518] ? crng_backtrack_protect+0x80/0x80 [ 57.405530] ? sctp_verify_init+0x1660/0x1660 [ 57.408746] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.411704] ? sctp_copy_one_addr+0xca/0xf0 [ 57.416106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.420339] ? sctp_bind_addr_copy+0xe6/0x26d [ 57.420353] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 57.420361] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 57.420367] ? dccp_diag_dump+0x20/0x20 [ 57.420375] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 57.420380] sctp_do_sm+0x117/0x53b0 [ 57.420388] ? __lock_acquire+0x792/0x4980 [ 57.420394] ? __kernel_text_address+0xd/0x40 [ 57.420402] ? unwind_get_return_address+0x61/0xa0 [ 57.425864] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.430571] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.430580] ? mark_held_locks+0x130/0x130 [ 57.430586] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 57.430592] ? check_noncircular+0x20/0x20 [ 57.430599] ? save_stack+0xa9/0xd0 [ 57.430605] ? save_stack+0x43/0xd0 [ 57.430608] ? kasan_kmalloc+0xc7/0xe0 [ 57.430612] ? kasan_slab_alloc+0x12/0x20 [ 57.430620] ? find_held_lock+0x36/0x1d0 [ 57.430630] ? mark_held_locks+0xc7/0x130 [ 57.430638] ? ktime_get+0x1a6/0x240 [ 57.430649] ? kvm_clock_read+0x18/0x30 [ 57.435075] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.441702] ? kvm_clock_get_cycles+0x9/0x10 [ 57.441711] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.441717] ? mark_held_locks+0x130/0x130 [ 57.441728] sctp_inq_push+0x1aa/0x240 [ 57.441735] sctp_backlog_rcv+0x1ac/0x1280 [ 57.441742] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.441747] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.441755] ? sctp_hash_key+0x5b0/0x5b0 [ 57.450452] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 57.453898] ? __release_sock+0xd0/0x360 [ 57.459226] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.461840] ? __release_sock+0xd0/0x360 [ 57.468688] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.470386] ? __local_bh_enable_ip+0x160/0x260 [ 57.480618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.486620] __release_sock+0x10c/0x360 [ 57.497160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.497931] release_sock+0x4f/0x180 [ 57.497940] sctp_wait_for_connect+0x22c/0x4c0 [ 57.497946] ? refcount_inc_checked+0x30/0x30 [ 57.497955] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.497961] ? finish_wait+0x290/0x290 [ 57.497969] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.497977] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 57.502844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.508338] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.508347] ? sctp_clear_owner_w+0x100/0x100 [ 57.508355] ? lock_downgrade+0x860/0x860 [ 57.508364] ? kasan_check_read+0x11/0x20 [ 57.508374] sctp_sendmsg+0xd4f/0x17e0 [ 57.508381] ? rw_copy_check_uvector+0x66/0x340 [ 57.508388] ? sctp_id2assoc+0x250/0x250 [ 57.508396] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.508409] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.508419] inet_sendmsg+0x10d/0x450 [ 57.508424] ? security_socket_sendmsg+0x50/0x90 [ 57.527647] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.530476] ? ipip_gro_receive+0xf0/0xf0 [ 57.530482] sock_sendmsg+0xb7/0xf0 [ 57.530488] ___sys_sendmsg+0x649/0x950 [ 57.530496] ? find_held_lock+0x36/0x1d0 [ 57.530501] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.530509] ? __fget+0x278/0x400 [ 57.530520] ? kasan_check_read+0x11/0x20 [ 57.530528] ? __fget+0x295/0x400 [ 57.530539] ? __f_unlock_pos+0xd/0x10 [ 57.541177] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.547033] ? __fget_light+0x174/0x1e0 [ 57.565514] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.566955] ? __fdget+0xe/0x10 [ 57.571541] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.574211] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.643448] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 57.645373] __sys_sendmsg+0xd9/0x180 [ 57.645380] ? __ia32_sys_shutdown+0x70/0x70 [ 57.645390] ? __sb_end_write+0xa4/0xd0 [ 57.676369] FAULT_INJECTION: forcing a failure. [ 57.676369] name failslab, interval 1, probability 0, space 0, times 0 [ 57.678976] ? kasan_check_write+0x14/0x20 [ 57.678982] ? fput+0x18/0x120 [ 57.678998] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.679008] __x64_sys_sendmsg+0x73/0xb0 [ 57.679017] do_syscall_64+0xd6/0x4e0 [ 57.679025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.679030] RIP: 0033:0x458da9 [ 57.679036] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.679039] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.679045] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 57.679048] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.679050] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.679053] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 57.679055] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.696077] FAULT_INJECTION: forcing a failure. [ 57.696077] name failslab, interval 1, probability 0, space 0, times 0 [ 57.722613] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.806392] CPU: 1 PID: 7095 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 58.000838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.010297] Call Trace: [ 58.012894] dump_stack+0x123/0x177 [ 58.016547] should_fail.cold.4+0x5/0x13 [ 58.020604] ? __x64_sys_sendmsg+0x73/0xb0 [ 58.024849] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.029950] ? sctp_v4_get_dst+0x4b5/0x1450 [ 58.034265] __should_failslab+0xba/0xf0 [ 58.038497] should_failslab+0x9/0x14 [ 58.042301] kmem_cache_alloc_trace+0x4b/0x750 [ 58.046885] ? __lock_is_held+0xb5/0x140 [ 58.050942] flex_array_alloc+0x19e/0x270 [ 58.055089] fa_alloc+0x14/0x50 [ 58.058496] sctp_stream_alloc_in+0x23/0x230 [ 58.062911] sctp_stream_init+0x1ba/0x330 [ 58.067062] ? sctp_tsnmap_init+0x161/0x220 [ 58.071385] sctp_process_init+0x1c24/0x2d50 [ 58.075780] ? get_random_bytes+0x2f/0x40 [ 58.079924] ? crng_backtrack_protect+0x80/0x80 [ 58.084604] ? sctp_verify_init+0x1660/0x1660 [ 58.089105] ? sctp_copy_one_addr+0xca/0xf0 [ 58.093433] ? sctp_bind_addr_copy+0xe6/0x26d [ 58.098070] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 58.103089] FAULT_INJECTION: forcing a failure. [ 58.103089] name failslab, interval 1, probability 0, space 0, times 0 [ 58.103875] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 58.103882] ? dccp_diag_dump+0x20/0x20 [ 58.103893] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 58.103897] sctp_do_sm+0x117/0x53b0 [ 58.103909] ? __lock_acquire+0x792/0x4980 [ 58.137387] ? __kernel_text_address+0xd/0x40 [ 58.141885] ? unwind_get_return_address+0x61/0xa0 [ 58.146820] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.152970] ? mark_held_locks+0x130/0x130 [ 58.157310] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.162765] ? check_noncircular+0x20/0x20 [ 58.167107] ? save_stack+0xa9/0xd0 [ 58.170724] ? save_stack+0x43/0xd0 [ 58.174351] ? kasan_kmalloc+0xc7/0xe0 [ 58.178234] ? kasan_slab_alloc+0x12/0x20 [ 58.182453] ? find_held_lock+0x36/0x1d0 [ 58.186525] ? mark_held_locks+0xc7/0x130 [ 58.190684] ? ktime_get+0x1a6/0x240 [ 58.194406] ? kvm_clock_read+0x18/0x30 [ 58.198390] ? kvm_clock_get_cycles+0x9/0x10 [ 58.202798] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.207028] ? mark_held_locks+0x130/0x130 [ 58.211258] sctp_inq_push+0x1aa/0x240 [ 58.215284] sctp_backlog_rcv+0x1ac/0x1280 [ 58.219515] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.224033] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.228627] ? sctp_hash_key+0x5b0/0x5b0 [ 58.232818] ? __release_sock+0xd0/0x360 [ 58.236876] ? __release_sock+0xd0/0x360 [ 58.240965] ? __local_bh_enable_ip+0x160/0x260 [ 58.245636] __release_sock+0x10c/0x360 [ 58.249606] release_sock+0x4f/0x180 [ 58.253323] sctp_wait_for_connect+0x22c/0x4c0 [ 58.257902] ? refcount_inc_checked+0x30/0x30 [ 58.262518] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.267264] ? finish_wait+0x290/0x290 [ 58.271154] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.275560] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 58.280232] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.285067] ? sctp_clear_owner_w+0x100/0x100 [ 58.289572] ? lock_downgrade+0x860/0x860 [ 58.293746] ? kasan_check_read+0x11/0x20 [ 58.297914] sctp_sendmsg+0xd4f/0x17e0 [ 58.301799] ? rw_copy_check_uvector+0x66/0x340 [ 58.306460] ? sctp_id2assoc+0x250/0x250 [ 58.310628] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.316088] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.320846] inet_sendmsg+0x10d/0x450 [ 58.324643] ? security_socket_sendmsg+0x50/0x90 [ 58.329393] ? ipip_gro_receive+0xf0/0xf0 [ 58.333526] sock_sendmsg+0xb7/0xf0 [ 58.337261] ___sys_sendmsg+0x649/0x950 [ 58.341226] ? find_held_lock+0x36/0x1d0 [ 58.345274] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.350115] ? __fget+0x278/0x400 [ 58.353573] ? kasan_check_read+0x11/0x20 [ 58.357736] ? __fget+0x295/0x400 [ 58.361187] ? __f_unlock_pos+0xd/0x10 [ 58.365061] ? __fget_light+0x174/0x1e0 [ 58.369028] ? __fdget+0xe/0x10 [ 58.372303] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.377137] __sys_sendmsg+0xd9/0x180 [ 58.380938] ? __ia32_sys_shutdown+0x70/0x70 [ 58.385345] ? __sb_end_write+0xa4/0xd0 [ 58.389324] ? kasan_check_write+0x14/0x20 [ 58.393559] ? fput+0x18/0x120 [ 58.396767] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.402139] __x64_sys_sendmsg+0x73/0xb0 [ 58.406211] do_syscall_64+0xd6/0x4e0 [ 58.410016] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.415202] RIP: 0033:0x458da9 [ 58.418993] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.437896] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.445728] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 58.453028] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.460293] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.467646] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 58.474928] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.482210] CPU: 0 PID: 7104 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 58.490017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.499374] Call Trace: [ 58.501973] dump_stack+0x123/0x177 [ 58.505665] should_fail.cold.4+0x5/0x13 [ 58.509719] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.514819] ? __lock_is_held+0xb5/0x140 [ 58.518882] __should_failslab+0xba/0xf0 [ 58.522937] should_failslab+0x9/0x14 [ 58.526792] __kmalloc+0x70/0x770 [ 58.530244] ? __kmalloc_track_caller+0x5e5/0x760 [ 58.535117] ? sctp_tsnmap_init+0x161/0x220 [ 58.539434] sctp_tsnmap_init+0x161/0x220 [ 58.543598] sctp_process_init+0x1bb0/0x2d50 [ 58.548005] ? sctp_verify_init+0x1660/0x1660 [ 58.552557] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 58.557303] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 58.562079] ? save_stack+0x43/0xd0 [ 58.565696] ? __kasan_slab_free+0x102/0x150 [ 58.570092] ? kasan_slab_free+0xe/0x10 [ 58.574059] sctp_do_sm+0xa0f/0x53b0 [ 58.577781] ? __lock_acquire+0x792/0x4980 [ 58.582013] ? sctp_sendmsg+0xd4f/0x17e0 [ 58.586077] ? inet_sendmsg+0x10d/0x450 [ 58.590063] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.596208] ? mark_held_locks+0x130/0x130 [ 58.600449] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 58.605607] ? quarantine_put+0x11b/0x1c0 [ 58.609929] ? find_held_lock+0x36/0x1d0 [ 58.613984] ? kvm_clock_read+0x18/0x30 [ 58.618038] ? kvm_clock_get_cycles+0x9/0x10 [ 58.622571] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.626818] ? mark_held_locks+0x130/0x130 [ 58.631058] sctp_inq_push+0x1aa/0x240 [ 58.634947] sctp_backlog_rcv+0x1ac/0x1280 [ 58.639179] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.643613] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.648321] ? sctp_hash_key+0x5b0/0x5b0 [ 58.652383] ? __release_sock+0xd0/0x360 [ 58.656438] ? __release_sock+0xd0/0x360 [ 58.660551] ? __local_bh_enable_ip+0x160/0x260 [ 58.665214] __release_sock+0x10c/0x360 [ 58.669403] release_sock+0x4f/0x180 [ 58.673174] sctp_wait_for_connect+0x22c/0x4c0 [ 58.677920] ? refcount_inc_checked+0x30/0x30 [ 58.682426] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.687221] ? finish_wait+0x290/0x290 [ 58.691108] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.695509] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 58.700171] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.705021] ? sctp_clear_owner_w+0x100/0x100 [ 58.709571] ? lock_downgrade+0x860/0x860 [ 58.713759] ? kasan_check_read+0x11/0x20 [ 58.718015] sctp_sendmsg+0xd4f/0x17e0 [ 58.721886] ? rw_copy_check_uvector+0x66/0x340 [ 58.726552] ? sctp_id2assoc+0x250/0x250 [ 58.730779] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.736186] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.740929] inet_sendmsg+0x10d/0x450 [ 58.744745] ? security_socket_sendmsg+0x50/0x90 [ 58.749492] ? ipip_gro_receive+0xf0/0xf0 [ 58.753629] sock_sendmsg+0xb7/0xf0 [ 58.757239] ___sys_sendmsg+0x649/0x950 [ 58.761205] ? find_held_lock+0x36/0x1d0 [ 58.765256] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.770002] ? __fget+0x278/0x400 [ 58.773446] ? kasan_check_read+0x11/0x20 [ 58.777585] ? __fget+0x295/0x400 [ 58.781076] ? __f_unlock_pos+0xd/0x10 [ 58.784960] ? __fget_light+0x174/0x1e0 [ 58.788939] ? __fdget+0xe/0x10 [ 58.792209] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.797101] __sys_sendmsg+0xd9/0x180 [ 58.800892] ? __ia32_sys_shutdown+0x70/0x70 [ 58.805284] ? __sb_end_write+0xa4/0xd0 [ 58.809373] ? kasan_check_write+0x14/0x20 [ 58.813722] ? fput+0x18/0x120 [ 58.816909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.822391] __x64_sys_sendmsg+0x73/0xb0 [ 58.826440] do_syscall_64+0xd6/0x4e0 [ 58.830240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.835509] RIP: 0033:0x458da9 [ 58.838817] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.857741] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.865447] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 58.872857] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.880275] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.887536] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 58.894922] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.927907] CPU: 1 PID: 7098 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 58.935750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.945321] Call Trace: [ 58.947913] dump_stack+0x123/0x177 [ 58.951554] should_fail.cold.4+0x5/0x13 [ 58.955621] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.960729] ? lock_downgrade+0x860/0x860 [ 58.964909] __should_failslab+0xba/0xf0 [ 58.968975] should_failslab+0x9/0x14 [ 58.973153] kmem_cache_alloc_node+0x26e/0x730 [ 58.977744] __alloc_skb+0xa7/0x580 [ 58.981548] ? skb_scrub_packet+0x3c0/0x3c0 [ 58.986239] ? lock_downgrade+0x860/0x860 [ 58.990438] _sctp_make_chunk+0x3f/0x260 [ 58.994510] sctp_make_datafrag_empty+0x159/0x260 [ 58.999447] ? sctp_make_ecne+0xf0/0xf0 [ 59.003558] sctp_datamsg_from_user+0x4dc/0xf40 [ 59.008247] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 59.012943] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.017883] ? find_held_lock+0x36/0x1d0 [ 59.021958] ? sctp_clear_owner_w+0x100/0x100 [ 59.026457] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 59.031653] ? lock_downgrade+0x860/0x860 [ 59.035907] ? kasan_check_read+0x11/0x20 [ 59.040072] sctp_sendmsg+0xd4f/0x17e0 [ 59.043966] ? rw_copy_check_uvector+0x66/0x340 [ 59.048751] ? sctp_id2assoc+0x250/0x250 [ 59.052825] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.058203] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.062969] inet_sendmsg+0x10d/0x450 [ 59.066774] ? security_socket_sendmsg+0x50/0x90 [ 59.071549] ? ipip_gro_receive+0xf0/0xf0 [ 59.075056] FAULT_INJECTION: forcing a failure. [ 59.075056] name failslab, interval 1, probability 0, space 0, times 0 [ 59.075840] sock_sendmsg+0xb7/0xf0 [ 59.075848] ___sys_sendmsg+0x649/0x950 [ 59.075856] ? find_held_lock+0x36/0x1d0 [ 59.075863] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.075873] ? __fget+0x278/0x400 [ 59.075885] ? kasan_check_read+0x11/0x20 [ 59.075894] ? __fget+0x295/0x400 [ 59.075905] ? __f_unlock_pos+0xd/0x10 [ 59.075914] ? __fget_light+0x174/0x1e0 [ 59.122461] ? __fdget+0xe/0x10 [ 59.125758] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.130608] __sys_sendmsg+0xd9/0x180 [ 59.134415] ? __ia32_sys_shutdown+0x70/0x70 [ 59.138866] ? __sb_end_write+0xa4/0xd0 [ 59.142844] ? kasan_check_write+0x14/0x20 [ 59.147076] ? fput+0x18/0x120 [ 59.150414] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.155794] __x64_sys_sendmsg+0x73/0xb0 [ 59.159862] do_syscall_64+0xd6/0x4e0 [ 59.163670] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.168963] RIP: 0033:0x458da9 [ 59.172148] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.191353] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.199021] FAULT_INJECTION: forcing a failure. [ 59.199021] name failslab, interval 1, probability 0, space 0, times 0 [ 59.199083] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 [ 59.217809] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.225095] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.232362] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 59.239771] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.247054] CPU: 0 PID: 7117 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 59.254967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.264446] Call Trace: [ 59.266031] FAULT_INJECTION: forcing a failure. [ 59.266031] name failslab, interval 1, probability 0, space 0, times 0 [ 59.267053] dump_stack+0x123/0x177 [ 59.280612] FAULT_INJECTION: forcing a failure. [ 59.280612] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 59.281863] should_fail.cold.4+0x5/0x13 [ 59.297715] ? sctp_make_init_ack+0x2f7/0x13f0 [ 59.302395] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.307511] ? __release_sock+0x10c/0x360 [ 59.311756] ? release_sock+0x4f/0x180 [ 59.315640] ? sctp_wait_for_connect+0x22c/0x4c0 [ 59.321024] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 59.325871] ? sctp_sendmsg+0xd4f/0x17e0 [ 59.329939] __should_failslab+0xba/0xf0 [ 59.333998] should_failslab+0x9/0x14 [ 59.337814] kmem_cache_alloc_node_trace+0x5a/0x740 [ 59.342968] __kmalloc_node_track_caller+0x3c/0x70 [ 59.347901] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 59.352651] __alloc_skb+0xd7/0x580 [ 59.356282] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.360626] _sctp_make_chunk+0x3f/0x260 [ 59.364709] sctp_make_init_ack+0x9f0/0x13f0 [ 59.369128] ? sctp_make_init+0xc20/0xc20 [ 59.373289] ? crng_backtrack_protect+0x80/0x80 [ 59.378077] ? sctp_verify_init+0x1660/0x1660 [ 59.382572] ? sctp_copy_one_addr+0xca/0xf0 [ 59.386898] ? sctp_bind_addr_copy+0xe6/0x26d [ 59.391412] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 59.397215] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 59.402848] ? dccp_diag_dump+0x20/0x20 [ 59.406829] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 59.411424] sctp_do_sm+0x117/0x53b0 [ 59.415136] ? __lock_acquire+0x792/0x4980 [ 59.419369] ? __kernel_text_address+0xd/0x40 [ 59.423865] ? unwind_get_return_address+0x61/0xa0 [ 59.428807] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.434878] ? mark_held_locks+0x130/0x130 [ 59.439110] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 59.444571] ? check_noncircular+0x20/0x20 [ 59.448803] ? save_stack+0xa9/0xd0 [ 59.452416] ? save_stack+0x43/0xd0 [ 59.456043] ? kasan_kmalloc+0xc7/0xe0 [ 59.460040] ? kasan_slab_alloc+0x12/0x20 [ 59.464195] ? find_held_lock+0x36/0x1d0 [ 59.468254] ? mark_held_locks+0xc7/0x130 [ 59.472443] ? ktime_get+0x1a6/0x240 [ 59.476164] ? kvm_clock_read+0x18/0x30 [ 59.480136] ? kvm_clock_get_cycles+0x9/0x10 [ 59.484548] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.488772] ? mark_held_locks+0x130/0x130 [ 59.493015] sctp_inq_push+0x1aa/0x240 [ 59.496903] sctp_backlog_rcv+0x1ac/0x1280 [ 59.501139] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.505545] ? lockdep_hardirqs_on+0x421/0x5c0 [ 59.510115] ? sctp_hash_key+0x5b0/0x5b0 [ 59.514174] ? __release_sock+0xd0/0x360 [ 59.518225] ? __release_sock+0xd0/0x360 [ 59.522284] ? __local_bh_enable_ip+0x160/0x260 [ 59.526958] __release_sock+0x10c/0x360 [ 59.530939] release_sock+0x4f/0x180 [ 59.534653] sctp_wait_for_connect+0x22c/0x4c0 [ 59.539416] ? refcount_inc_checked+0x30/0x30 [ 59.543911] ? sctp_get_port_local+0x14d0/0x14d0 [ 59.548673] ? finish_wait+0x290/0x290 [ 59.552558] ? sctp_primitive_SEND+0x7c/0xc0 [ 59.556980] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 59.561764] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.566522] ? sctp_clear_owner_w+0x100/0x100 [ 59.571025] ? lock_downgrade+0x860/0x860 [ 59.575178] ? kasan_check_read+0x11/0x20 [ 59.579458] sctp_sendmsg+0xd4f/0x17e0 [ 59.583337] ? rw_copy_check_uvector+0x66/0x340 [ 59.588008] ? sctp_id2assoc+0x250/0x250 [ 59.592075] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.597452] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.602212] inet_sendmsg+0x10d/0x450 [ 59.606019] ? security_socket_sendmsg+0x50/0x90 [ 59.610779] ? ipip_gro_receive+0xf0/0xf0 [ 59.615142] sock_sendmsg+0xb7/0xf0 [ 59.618770] ___sys_sendmsg+0x649/0x950 [ 59.622820] ? find_held_lock+0x36/0x1d0 [ 59.626884] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.631994] ? __fget+0x278/0x400 [ 59.635437] ? kasan_check_read+0x11/0x20 [ 59.639584] ? __fget+0x295/0x400 [ 59.643034] ? __f_unlock_pos+0xd/0x10 [ 59.646930] ? __fget_light+0x174/0x1e0 [ 59.650891] ? __fdget+0xe/0x10 [ 59.654158] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.659003] __sys_sendmsg+0xd9/0x180 [ 59.662807] ? __ia32_sys_shutdown+0x70/0x70 [ 59.667206] ? __sb_end_write+0xa4/0xd0 [ 59.671198] ? kasan_check_write+0x14/0x20 [ 59.675438] ? fput+0x18/0x120 [ 59.678647] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.684003] __x64_sys_sendmsg+0x73/0xb0 [ 59.688068] do_syscall_64+0xd6/0x4e0 [ 59.691861] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.697055] RIP: 0033:0x458da9 [ 59.700248] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.719268] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.726973] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 59.734263] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.741524] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.748778] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 59.756030] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.763302] CPU: 1 PID: 7122 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 59.771111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.780467] Call Trace: [ 59.783092] dump_stack+0x123/0x177 [ 59.786757] should_fail.cold.4+0x5/0x13 [ 59.790844] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.795947] ? is_bpf_text_address+0x60/0xe0 [ 59.800357] ? lock_downgrade+0x860/0x860 [ 59.804504] __alloc_pages_nodemask+0x1d5/0x710 [ 59.809179] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 59.814210] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.819335] cache_grow_begin+0x91/0x8d0 [ 59.823418] ? kmem_cache_alloc_node+0xaa/0x730 [ 59.828092] kmem_cache_alloc_node+0x667/0x730 [ 59.833129] __alloc_skb+0xa7/0x580 [ 59.836745] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.841067] ? find_held_lock+0x36/0x1d0 [ 59.845134] sctp_packet_transmit+0x26b/0x3490 [ 59.849731] ? sctp_packet_config+0x7aa/0xea0 [ 59.854232] ? kasan_check_read+0x11/0x20 [ 59.858395] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 59.863608] ? sctp_packet_config+0xea0/0xea0 [ 59.868112] ? sctp_packet_append_chunk+0x890/0xef0 [ 59.873209] ? sctp_outq_select_transport+0x1fa/0x730 [ 59.878412] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 59.884144] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 59.889715] ? sctp_verify_init+0x1650/0x1660 [ 59.894270] ? sctp_copy_one_addr+0xca/0xf0 [ 59.898602] sctp_outq_flush+0xd0/0x22f0 [ 59.902680] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 59.908653] ? __sctp_outq_teardown+0xc30/0xc30 [ 59.913348] ? sctp_outq_tail+0x58c/0x970 [ 59.917540] sctp_outq_uncork+0x49/0x60 [ 59.921520] sctp_do_sm+0x3711/0x53b0 [ 59.926124] ? __lock_acquire+0x792/0x4980 [ 59.930372] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.936440] ? mark_held_locks+0x130/0x130 [ 59.940822] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 59.947001] ? check_noncircular+0x20/0x20 [ 59.951234] ? save_stack+0xa9/0xd0 [ 59.954860] ? save_stack+0x43/0xd0 [ 59.958490] ? kasan_kmalloc+0xc7/0xe0 [ 59.963155] ? kasan_slab_alloc+0x12/0x20 [ 59.967313] ? find_held_lock+0x36/0x1d0 [ 59.971384] ? mark_held_locks+0xc7/0x130 [ 59.975537] ? ktime_get+0x1a6/0x240 [ 59.979274] ? kvm_clock_read+0x18/0x30 [ 59.983254] ? kvm_clock_get_cycles+0x9/0x10 [ 59.987672] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.991912] ? mark_held_locks+0x130/0x130 [ 59.996156] sctp_inq_push+0x1aa/0x240 [ 60.000054] sctp_backlog_rcv+0x1ac/0x1280 [ 60.004298] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.008710] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.013327] ? sctp_hash_key+0x5b0/0x5b0 [ 60.017388] ? __release_sock+0xd0/0x360 [ 60.021976] ? __release_sock+0xd0/0x360 [ 60.027784] ? __local_bh_enable_ip+0x160/0x260 [ 60.032601] __release_sock+0x10c/0x360 [ 60.036586] release_sock+0x4f/0x180 [ 60.040549] sctp_wait_for_connect+0x22c/0x4c0 [ 60.045130] ? refcount_inc_checked+0x30/0x30 [ 60.049634] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.054391] ? finish_wait+0x290/0x290 [ 60.058292] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.062709] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.067382] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.072140] ? sctp_clear_owner_w+0x100/0x100 [ 60.076631] ? lock_downgrade+0x860/0x860 [ 60.080795] ? kasan_check_read+0x11/0x20 [ 60.084966] sctp_sendmsg+0xd4f/0x17e0 [ 60.088854] ? rw_copy_check_uvector+0x66/0x340 [ 60.093526] ? sctp_id2assoc+0x250/0x250 [ 60.097788] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.103158] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.107928] inet_sendmsg+0x10d/0x450 [ 60.111773] ? security_socket_sendmsg+0x50/0x90 [ 60.116540] ? ipip_gro_receive+0xf0/0xf0 [ 60.121353] sock_sendmsg+0xb7/0xf0 [ 60.124978] ___sys_sendmsg+0x649/0x950 [ 60.128959] ? find_held_lock+0x36/0x1d0 [ 60.133026] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.137786] ? __fget+0x278/0x400 [ 60.141364] ? kasan_check_read+0x11/0x20 [ 60.145509] ? __fget+0x295/0x400 [ 60.148968] ? __f_unlock_pos+0xd/0x10 [ 60.152859] ? __fget_light+0x174/0x1e0 [ 60.156834] ? __fdget+0xe/0x10 [ 60.160110] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.164960] __sys_sendmsg+0xd9/0x180 [ 60.168861] ? __ia32_sys_shutdown+0x70/0x70 [ 60.173379] ? __sb_end_write+0xa4/0xd0 [ 60.177364] ? kasan_check_write+0x14/0x20 [ 60.181594] ? fput+0x18/0x120 [ 60.184785] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.190160] __x64_sys_sendmsg+0x73/0xb0 [ 60.194222] do_syscall_64+0xd6/0x4e0 [ 60.198062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.203364] RIP: 0033:0x458da9 [ 60.206544] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.225578] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.233291] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 60.240691] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.247968] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.255265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 60.262638] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.277267] CPU: 1 PID: 7123 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 60.285196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.294667] Call Trace: [ 60.297275] dump_stack+0x123/0x177 [ 60.300901] should_fail.cold.4+0x5/0x13 [ 60.304954] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.310063] ? mark_held_locks+0x130/0x130 [ 60.314336] ? __lock_is_held+0xb5/0x140 [ 60.318907] __should_failslab+0xba/0xf0 [ 60.322965] should_failslab+0x9/0x14 [ 60.326776] kmem_cache_alloc_node+0x56/0x730 [ 60.331270] ? find_held_lock+0x36/0x1d0 [ 60.335330] __alloc_skb+0xa7/0x580 [ 60.339078] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.343397] _sctp_make_chunk+0x3f/0x260 [ 60.347464] sctp_make_init_ack+0x9f0/0x13f0 [ 60.351867] ? sctp_make_init+0xc20/0xc20 [ 60.356033] ? crng_backtrack_protect+0x80/0x80 [ 60.360707] ? sctp_verify_init+0x1660/0x1660 [ 60.365196] ? sctp_copy_one_addr+0xca/0xf0 [ 60.369513] ? sctp_bind_addr_copy+0xe6/0x26d [ 60.374015] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 60.379814] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 60.385436] ? dccp_diag_dump+0x20/0x20 [ 60.389423] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 60.394014] sctp_do_sm+0x117/0x53b0 [ 60.397741] ? __lock_acquire+0x792/0x4980 [ 60.401976] ? __kernel_text_address+0xd/0x40 [ 60.406473] ? unwind_get_return_address+0x61/0xa0 [ 60.411493] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.417561] ? mark_held_locks+0x130/0x130 [ 60.421967] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.427541] ? check_noncircular+0x20/0x20 [ 60.431881] ? save_stack+0xa9/0xd0 [ 60.435518] ? save_stack+0x43/0xd0 [ 60.439169] ? kasan_kmalloc+0xc7/0xe0 [ 60.443180] ? kasan_slab_alloc+0x12/0x20 [ 60.447354] ? find_held_lock+0x36/0x1d0 [ 60.451426] ? mark_held_locks+0xc7/0x130 [ 60.455575] ? ktime_get+0x1a6/0x240 [ 60.459292] ? kvm_clock_read+0x18/0x30 [ 60.463284] ? kvm_clock_get_cycles+0x9/0x10 [ 60.468324] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.472562] ? mark_held_locks+0x130/0x130 [ 60.476803] sctp_inq_push+0x1aa/0x240 [ 60.480832] sctp_backlog_rcv+0x1ac/0x1280 [ 60.485068] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.489479] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.494062] ? sctp_hash_key+0x5b0/0x5b0 [ 60.498118] ? __release_sock+0xd0/0x360 [ 60.502178] ? __release_sock+0xd0/0x360 [ 60.506239] ? __local_bh_enable_ip+0x160/0x260 [ 60.510911] __release_sock+0x10c/0x360 [ 60.514882] release_sock+0x4f/0x180 [ 60.518712] sctp_wait_for_connect+0x22c/0x4c0 [ 60.523288] ? refcount_inc_checked+0x30/0x30 [ 60.527779] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.532530] ? finish_wait+0x290/0x290 [ 60.536416] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.540832] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.545503] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.550262] ? sctp_clear_owner_w+0x100/0x100 [ 60.554769] ? lock_downgrade+0x860/0x860 [ 60.558924] ? kasan_check_read+0x11/0x20 [ 60.563198] sctp_sendmsg+0xd4f/0x17e0 [ 60.567092] ? rw_copy_check_uvector+0x66/0x340 [ 60.571782] ? sctp_id2assoc+0x250/0x250 [ 60.575850] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.581239] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.585998] inet_sendmsg+0x10d/0x450 [ 60.589801] ? security_socket_sendmsg+0x50/0x90 [ 60.594568] ? ipip_gro_receive+0xf0/0xf0 [ 60.598817] sock_sendmsg+0xb7/0xf0 [ 60.602439] ___sys_sendmsg+0x649/0x950 [ 60.606408] ? find_held_lock+0x36/0x1d0 [ 60.610465] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.615408] ? __fget+0x278/0x400 [ 60.618895] ? kasan_check_read+0x11/0x20 [ 60.623049] ? __fget+0x295/0x400 [ 60.626636] ? __f_unlock_pos+0xd/0x10 [ 60.630544] ? __fget_light+0x174/0x1e0 [ 60.634509] ? __fdget+0xe/0x10 [ 60.637788] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.642643] __sys_sendmsg+0xd9/0x180 [ 60.646447] ? __ia32_sys_shutdown+0x70/0x70 [ 60.650861] ? __sb_end_write+0xa4/0xd0 [ 60.654929] ? kasan_check_write+0x14/0x20 [ 60.659288] ? fput+0x18/0x120 [ 60.662487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.667850] __x64_sys_sendmsg+0x73/0xb0 [ 60.671913] do_syscall_64+0xd6/0x4e0 [ 60.675721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.680910] RIP: 0033:0x458da9 [ 60.681120] FAULT_INJECTION: forcing a failure. [ 60.681120] name failslab, interval 1, probability 0, space 0, times 0 [ 60.684227] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.684232] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.684238] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 60.684240] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.684243] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.684246] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 60.684248] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.710809] FAULT_INJECTION: forcing a failure. [ 60.710809] name failslab, interval 1, probability 0, space 0, times 0 [ 60.731737] CPU: 0 PID: 7120 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 60.750907] FAULT_INJECTION: forcing a failure. [ 60.750907] name failslab, interval 1, probability 0, space 0, times 0 [ 60.753234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.761791] FAULT_INJECTION: forcing a failure. [ 60.761791] name failslab, interval 1, probability 0, space 0, times 0 [ 60.771659] Call Trace: [ 60.771676] dump_stack+0x123/0x177 [ 60.771686] should_fail.cold.4+0x5/0x13 [ 60.771693] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.771699] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 60.771708] __should_failslab+0xba/0xf0 [ 60.771717] should_failslab+0x9/0x14 [ 60.839580] kmem_cache_alloc_trace+0x4b/0x750 [ 60.844183] ? mark_held_locks+0x130/0x130 [ 60.848433] sctp_association_new+0x5b/0x1ef0 [ 60.852935] ? sctp_unpack_cookie+0xf90/0xf90 [ 60.857422] sctp_make_temp_asoc+0x8b/0x1a0 [ 60.861745] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 60.867548] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 60.873315] ? dccp_diag_dump+0x20/0x20 [ 60.877307] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 60.882161] sctp_do_sm+0x117/0x53b0 [ 60.885873] ? __lock_acquire+0x792/0x4980 [ 60.890115] ? __kernel_text_address+0xd/0x40 [ 60.894606] ? unwind_get_return_address+0x61/0xa0 [ 60.899528] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.905763] ? mark_held_locks+0x130/0x130 [ 60.909999] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.915452] ? check_noncircular+0x20/0x20 [ 60.919679] ? save_stack+0xa9/0xd0 [ 60.923313] ? save_stack+0x43/0xd0 [ 60.926937] ? kasan_kmalloc+0xc7/0xe0 [ 60.931046] ? kasan_slab_alloc+0x12/0x20 [ 60.935212] ? find_held_lock+0x36/0x1d0 [ 60.939272] ? mark_held_locks+0xc7/0x130 [ 60.943422] ? ktime_get+0x1a6/0x240 [ 60.947167] ? kvm_clock_read+0x18/0x30 [ 60.951323] ? kvm_clock_get_cycles+0x9/0x10 [ 60.955751] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.960089] ? mark_held_locks+0x130/0x130 [ 60.964444] sctp_inq_push+0x1aa/0x240 [ 60.968334] sctp_backlog_rcv+0x1ac/0x1280 [ 60.972567] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.976970] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.981549] ? sctp_hash_key+0x5b0/0x5b0 [ 60.985608] ? __release_sock+0xd0/0x360 [ 60.989927] ? __release_sock+0xd0/0x360 [ 60.993985] ? __local_bh_enable_ip+0x160/0x260 [ 60.998654] __release_sock+0x10c/0x360 [ 61.002624] release_sock+0x4f/0x180 [ 61.006445] sctp_wait_for_connect+0x22c/0x4c0 [ 61.011042] ? refcount_inc_checked+0x30/0x30 [ 61.015546] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.020732] ? finish_wait+0x290/0x290 [ 61.024607] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.029546] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.034222] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.039511] ? sctp_clear_owner_w+0x100/0x100 [ 61.044127] ? lock_downgrade+0x860/0x860 [ 61.048344] ? kasan_check_read+0x11/0x20 [ 61.052598] sctp_sendmsg+0xd4f/0x17e0 [ 61.056484] ? rw_copy_check_uvector+0x66/0x340 [ 61.061323] ? sctp_id2assoc+0x250/0x250 [ 61.065378] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.070751] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.075861] inet_sendmsg+0x10d/0x450 [ 61.079659] ? security_socket_sendmsg+0x50/0x90 [ 61.084412] ? ipip_gro_receive+0xf0/0xf0 [ 61.088566] sock_sendmsg+0xb7/0xf0 [ 61.092188] ___sys_sendmsg+0x649/0x950 [ 61.096159] ? find_held_lock+0x36/0x1d0 [ 61.100213] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.104989] ? __fget+0x278/0x400 [ 61.108443] ? kasan_check_read+0x11/0x20 [ 61.112608] ? __fget+0x295/0x400 [ 61.116054] ? __f_unlock_pos+0xd/0x10 [ 61.119932] ? __fget_light+0x174/0x1e0 [ 61.123905] ? __fdget+0xe/0x10 [ 61.127184] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.132041] __sys_sendmsg+0xd9/0x180 [ 61.135847] ? __ia32_sys_shutdown+0x70/0x70 [ 61.140301] ? __sb_end_write+0xa4/0xd0 [ 61.144288] ? kasan_check_write+0x14/0x20 [ 61.148514] ? fput+0x18/0x120 [ 61.151714] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.157167] __x64_sys_sendmsg+0x73/0xb0 [ 61.161234] do_syscall_64+0xd6/0x4e0 [ 61.165038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.170228] RIP: 0033:0x458da9 [ 61.173412] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.192410] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.200218] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 61.207481] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.214744] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.222007] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 61.229309] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.236597] CPU: 1 PID: 7133 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 61.244401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.253768] Call Trace: [ 61.256359] dump_stack+0x123/0x177 [ 61.260018] should_fail.cold.4+0x5/0x13 [ 61.264107] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.269332] ? __lock_is_held+0xb5/0x140 [ 61.273565] __should_failslab+0xba/0xf0 [ 61.277626] should_failslab+0x9/0x14 [ 61.281429] __kmalloc+0x70/0x770 [ 61.284869] ? __kmalloc_track_caller+0x5e5/0x760 [ 61.289722] ? sctp_tsnmap_init+0x161/0x220 [ 61.294144] sctp_tsnmap_init+0x161/0x220 [ 61.298316] sctp_process_init+0x1bb0/0x2d50 [ 61.302731] ? sctp_verify_init+0x1660/0x1660 [ 61.307364] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 61.311949] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 61.316625] ? save_stack+0x43/0xd0 [ 61.320249] ? __kasan_slab_free+0x102/0x150 [ 61.324650] ? kasan_slab_free+0xe/0x10 [ 61.328627] sctp_do_sm+0xa0f/0x53b0 [ 61.332348] ? __lock_acquire+0x792/0x4980 [ 61.336582] ? sctp_sendmsg+0xd4f/0x17e0 [ 61.340985] ? inet_sendmsg+0x10d/0x450 [ 61.344965] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.351157] ? mark_held_locks+0x130/0x130 [ 61.355388] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 61.360506] ? quarantine_put+0x11b/0x1c0 [ 61.364691] ? find_held_lock+0x36/0x1d0 [ 61.368768] ? kvm_clock_read+0x18/0x30 [ 61.372743] ? kvm_clock_get_cycles+0x9/0x10 [ 61.377164] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.381396] ? mark_held_locks+0x130/0x130 [ 61.385734] sctp_inq_push+0x1aa/0x240 [ 61.389619] sctp_backlog_rcv+0x1ac/0x1280 [ 61.393867] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.398271] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.402858] ? sctp_hash_key+0x5b0/0x5b0 [ 61.406922] ? __release_sock+0xd0/0x360 [ 61.410997] ? __release_sock+0xd0/0x360 [ 61.415190] ? __local_bh_enable_ip+0x160/0x260 [ 61.419909] __release_sock+0x10c/0x360 [ 61.423890] release_sock+0x4f/0x180 [ 61.427605] sctp_wait_for_connect+0x22c/0x4c0 [ 61.432186] ? refcount_inc_checked+0x30/0x30 [ 61.436708] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.441699] ? finish_wait+0x290/0x290 [ 61.445605] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.450015] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.454844] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.459603] ? sctp_clear_owner_w+0x100/0x100 [ 61.464100] ? lock_downgrade+0x860/0x860 [ 61.468248] ? kasan_check_read+0x11/0x20 [ 61.472404] sctp_sendmsg+0xd4f/0x17e0 [ 61.476306] ? rw_copy_check_uvector+0x66/0x340 [ 61.480970] ? sctp_id2assoc+0x250/0x250 [ 61.485029] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.490437] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.495205] inet_sendmsg+0x10d/0x450 [ 61.499006] ? security_socket_sendmsg+0x50/0x90 [ 61.503910] ? ipip_gro_receive+0xf0/0xf0 [ 61.508164] sock_sendmsg+0xb7/0xf0 [ 61.512165] ___sys_sendmsg+0x649/0x950 [ 61.516181] ? find_held_lock+0x36/0x1d0 [ 61.520365] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.525142] ? __fget+0x278/0x400 [ 61.528600] ? kasan_check_read+0x11/0x20 [ 61.532763] ? __fget+0x295/0x400 [ 61.536334] ? __f_unlock_pos+0xd/0x10 [ 61.540220] ? __fget_light+0x174/0x1e0 [ 61.544187] ? __fdget+0xe/0x10 [ 61.547464] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.552310] __sys_sendmsg+0xd9/0x180 [ 61.556111] ? __ia32_sys_shutdown+0x70/0x70 [ 61.560516] ? __sb_end_write+0xa4/0xd0 [ 61.564485] ? kasan_check_write+0x14/0x20 [ 61.568827] ? fput+0x18/0x120 [ 61.572157] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.577527] __x64_sys_sendmsg+0x73/0xb0 [ 61.581598] do_syscall_64+0xd6/0x4e0 [ 61.585411] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.590614] RIP: 0033:0x458da9 [ 61.593811] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.612711] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.620416] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 61.627781] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.635157] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.642542] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 61.649810] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.657097] CPU: 0 PID: 7129 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 61.664907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.674399] Call Trace: [ 61.676984] dump_stack+0x123/0x177 [ 61.680604] should_fail.cold.4+0x5/0x13 [ 61.684766] ? sctp_make_init_ack+0x2f7/0x13f0 [ 61.689450] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.694542] ? __release_sock+0x10c/0x360 [ 61.698691] ? release_sock+0x4f/0x180 [ 61.702632] ? sctp_wait_for_connect+0x22c/0x4c0 [ 61.707428] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.712303] ? sctp_sendmsg+0xd4f/0x17e0 [ 61.716396] __should_failslab+0xba/0xf0 [ 61.720450] should_failslab+0x9/0x14 [ 61.724246] kmem_cache_alloc_node_trace+0x5a/0x740 [ 61.729360] __kmalloc_node_track_caller+0x3c/0x70 [ 61.734298] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 61.739103] __alloc_skb+0xd7/0x580 [ 61.742727] ? skb_scrub_packet+0x3c0/0x3c0 [ 61.747041] _sctp_make_chunk+0x3f/0x260 [ 61.751210] sctp_make_init_ack+0x9f0/0x13f0 [ 61.755630] ? sctp_make_init+0xc20/0xc20 [ 61.759778] ? crng_backtrack_protect+0x80/0x80 [ 61.764444] ? sctp_verify_init+0x1660/0x1660 [ 61.768928] ? sctp_copy_one_addr+0xca/0xf0 [ 61.773232] ? sctp_bind_addr_copy+0xe6/0x26d [ 61.777962] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 61.783896] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 61.789519] ? dccp_diag_dump+0x20/0x20 [ 61.793494] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 61.798070] sctp_do_sm+0x117/0x53b0 [ 61.801766] ? __lock_acquire+0x792/0x4980 [ 61.805995] ? __kernel_text_address+0xd/0x40 [ 61.810538] ? unwind_get_return_address+0x61/0xa0 [ 61.815478] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.821539] ? mark_held_locks+0x130/0x130 [ 61.825771] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 61.831217] ? check_noncircular+0x20/0x20 [ 61.835591] ? save_stack+0xa9/0xd0 [ 61.839272] ? save_stack+0x43/0xd0 [ 61.842886] ? kasan_kmalloc+0xc7/0xe0 [ 61.846769] ? kasan_slab_alloc+0x12/0x20 [ 61.850912] ? find_held_lock+0x36/0x1d0 [ 61.855097] ? mark_held_locks+0xc7/0x130 [ 61.859238] ? ktime_get+0x1a6/0x240 [ 61.862949] ? kvm_clock_read+0x18/0x30 [ 61.866919] ? kvm_clock_get_cycles+0x9/0x10 [ 61.871316] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.875591] ? mark_held_locks+0x130/0x130 [ 61.879932] sctp_inq_push+0x1aa/0x240 [ 61.883804] sctp_backlog_rcv+0x1ac/0x1280 [ 61.888027] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.892479] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.897060] ? sctp_hash_key+0x5b0/0x5b0 [ 61.901198] ? __release_sock+0xd0/0x360 [ 61.905251] ? __release_sock+0xd0/0x360 [ 61.909304] ? __local_bh_enable_ip+0x160/0x260 [ 61.913973] __release_sock+0x10c/0x360 [ 61.917963] release_sock+0x4f/0x180 [ 61.921662] sctp_wait_for_connect+0x22c/0x4c0 [ 61.926236] ? refcount_inc_checked+0x30/0x30 [ 61.930734] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.935506] ? finish_wait+0x290/0x290 [ 61.939377] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.944269] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.948938] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.953715] ? sctp_clear_owner_w+0x100/0x100 [ 61.958205] ? lock_downgrade+0x860/0x860 [ 61.962349] ? kasan_check_read+0x11/0x20 [ 61.966496] sctp_sendmsg+0xd4f/0x17e0 [ 61.970406] ? rw_copy_check_uvector+0x66/0x340 [ 61.975109] ? sctp_id2assoc+0x250/0x250 [ 61.979179] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.984540] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.989289] inet_sendmsg+0x10d/0x450 [ 61.993113] ? security_socket_sendmsg+0x50/0x90 [ 61.997873] ? ipip_gro_receive+0xf0/0xf0 [ 62.002186] sock_sendmsg+0xb7/0xf0 [ 62.005813] ___sys_sendmsg+0x649/0x950 [ 62.009783] ? find_held_lock+0x36/0x1d0 [ 62.013855] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.018734] ? __fget+0x278/0x400 [ 62.022197] ? kasan_check_read+0x11/0x20 [ 62.026469] ? __fget+0x295/0x400 [ 62.029932] ? __f_unlock_pos+0xd/0x10 [ 62.033928] ? __fget_light+0x174/0x1e0 [ 62.037908] ? __fdget+0xe/0x10 [ 62.041210] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.045178] FAULT_INJECTION: forcing a failure. [ 62.045178] name failslab, interval 1, probability 0, space 0, times 0 [ 62.046162] __sys_sendmsg+0xd9/0x180 [ 62.046169] ? __ia32_sys_shutdown+0x70/0x70 [ 62.046178] ? __sb_end_write+0xa4/0xd0 [ 62.046187] ? kasan_check_write+0x14/0x20 [ 62.046193] ? fput+0x18/0x120 [ 62.077018] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.082391] __x64_sys_sendmsg+0x73/0xb0 [ 62.086458] do_syscall_64+0xd6/0x4e0 [ 62.090258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.095560] RIP: 0033:0x458da9 [ 62.098737] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.117634] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.125466] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 [ 62.132733] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 2020/03/02 07:59:18 executed programs: 19 [ 62.139999] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.147267] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 62.154543] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.161823] CPU: 1 PID: 7142 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 62.169624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.178979] Call Trace: [ 62.181572] dump_stack+0x123/0x177 [ 62.185205] should_fail.cold.4+0x5/0x13 [ 62.189267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.194371] ? kernel_text_address+0x79/0xf0 [ 62.198779] ? __kernel_text_address+0xd/0x40 [ 62.203303] __should_failslab+0xba/0xf0 [ 62.207451] should_failslab+0x9/0x14 [ 62.211252] kmem_cache_alloc_node_trace+0x5a/0x740 [ 62.216420] __kmalloc_node_track_caller+0x3c/0x70 [ 62.221362] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 62.226136] __alloc_skb+0xd7/0x580 [ 62.229761] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.234079] ? find_held_lock+0x36/0x1d0 [ 62.238154] sctp_packet_transmit+0x26b/0x3490 [ 62.242753] ? sctp_packet_config+0x7aa/0xea0 [ 62.247258] ? kasan_check_read+0x11/0x20 [ 62.251402] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 62.256704] ? sctp_packet_config+0xea0/0xea0 [ 62.261227] ? sctp_packet_append_chunk+0x890/0xef0 [ 62.266240] ? sctp_outq_select_transport+0x1fa/0x730 [ 62.271422] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 62.277051] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 62.282509] ? sctp_verify_init+0x1650/0x1660 [ 62.287358] ? sctp_copy_one_addr+0xca/0xf0 [ 62.291674] sctp_outq_flush+0xd0/0x22f0 [ 62.295749] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 62.301843] ? __sctp_outq_teardown+0xc30/0xc30 [ 62.306704] ? sctp_outq_tail+0x58c/0x970 [ 62.310851] sctp_outq_uncork+0x49/0x60 [ 62.314828] sctp_do_sm+0x3711/0x53b0 [ 62.318635] ? __lock_acquire+0x792/0x4980 [ 62.322974] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.329141] ? mark_held_locks+0x130/0x130 [ 62.333453] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 62.338910] ? check_noncircular+0x20/0x20 [ 62.343141] ? save_stack+0xa9/0xd0 [ 62.346774] ? save_stack+0x43/0xd0 [ 62.350419] ? kasan_kmalloc+0xc7/0xe0 [ 62.354909] ? kasan_slab_alloc+0x12/0x20 [ 62.359063] ? find_held_lock+0x36/0x1d0 [ 62.363122] ? mark_held_locks+0xc7/0x130 [ 62.367273] ? ktime_get+0x1a6/0x240 [ 62.371121] ? kvm_clock_read+0x18/0x30 [ 62.375097] ? kvm_clock_get_cycles+0x9/0x10 [ 62.379621] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.383857] ? mark_held_locks+0x130/0x130 [ 62.388092] sctp_inq_push+0x1aa/0x240 [ 62.391977] sctp_backlog_rcv+0x1ac/0x1280 [ 62.396204] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.400733] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.405315] ? sctp_hash_key+0x5b0/0x5b0 [ 62.409367] ? __release_sock+0xd0/0x360 [ 62.413418] ? __release_sock+0xd0/0x360 [ 62.417492] ? __local_bh_enable_ip+0x160/0x260 [ 62.422162] __release_sock+0x10c/0x360 [ 62.426153] release_sock+0x4f/0x180 [ 62.429871] sctp_wait_for_connect+0x22c/0x4c0 [ 62.434457] ? refcount_inc_checked+0x30/0x30 [ 62.438955] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.443998] ? finish_wait+0x290/0x290 [ 62.447880] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.452276] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 62.456944] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.461706] ? sctp_clear_owner_w+0x100/0x100 [ 62.466254] ? lock_downgrade+0x860/0x860 [ 62.470410] ? kasan_check_read+0x11/0x20 [ 62.474570] sctp_sendmsg+0xd4f/0x17e0 [ 62.478597] ? rw_copy_check_uvector+0x66/0x340 [ 62.483268] ? sctp_id2assoc+0x250/0x250 [ 62.487335] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.492712] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.497467] inet_sendmsg+0x10d/0x450 [ 62.501264] ? security_socket_sendmsg+0x50/0x90 [ 62.506020] ? ipip_gro_receive+0xf0/0xf0 [ 62.510189] sock_sendmsg+0xb7/0xf0 [ 62.513818] ___sys_sendmsg+0x649/0x950 [ 62.517874] ? find_held_lock+0x36/0x1d0 [ 62.521936] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.526709] ? __fget+0x278/0x400 [ 62.530167] ? kasan_check_read+0x11/0x20 [ 62.534313] ? __fget+0x295/0x400 [ 62.537768] ? __f_unlock_pos+0xd/0x10 [ 62.541658] ? __fget_light+0x174/0x1e0 [ 62.545637] ? __fdget+0xe/0x10 [ 62.548910] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.553760] __sys_sendmsg+0xd9/0x180 [ 62.557546] ? __ia32_sys_shutdown+0x70/0x70 [ 62.562093] ? __sb_end_write+0xa4/0xd0 [ 62.566055] ? kasan_check_write+0x14/0x20 [ 62.570283] ? fput+0x18/0x120 [ 62.573470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.578837] __x64_sys_sendmsg+0x73/0xb0 [ 62.582904] do_syscall_64+0xd6/0x4e0 [ 62.586736] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.591928] RIP: 0033:0x458da9 [ 62.595115] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.614378] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.622105] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 62.629374] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.636643] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.644602] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 62.652211] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.681256] FAULT_INJECTION: forcing a failure. [ 62.681256] name failslab, interval 1, probability 0, space 0, times 0 [ 62.685427] CPU: 0 PID: 7135 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 62.692906] FAULT_INJECTION: forcing a failure. [ 62.692906] name failslab, interval 1, probability 0, space 0, times 0 [ 62.700347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.700351] Call Trace: [ 62.700364] dump_stack+0x123/0x177 [ 62.700375] should_fail.cold.4+0x5/0x13 [ 62.700380] ? kasan_unpoison_shadow+0x35/0x50 [ 62.700387] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.700398] ? __kmalloc_node_track_caller+0x50/0x70 [ 62.746160] __should_failslab+0xba/0xf0 [ 62.750215] should_failslab+0x9/0x14 [ 62.754047] kmem_cache_alloc+0x47/0x730 [ 62.758111] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.762423] sctp_chunkify+0x46/0x270 [ 62.766286] _sctp_make_chunk+0x128/0x260 [ 62.770547] sctp_make_init_ack+0x9f0/0x13f0 [ 62.774994] ? sctp_make_init+0xc20/0xc20 [ 62.779139] ? crng_backtrack_protect+0x80/0x80 [ 62.784165] ? sctp_verify_init+0x1660/0x1660 [ 62.788655] ? sctp_copy_one_addr+0xca/0xf0 [ 62.792991] ? sctp_bind_addr_copy+0xe6/0x26d [ 62.797493] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 62.803407] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 62.809066] ? dccp_diag_dump+0x20/0x20 [ 62.813049] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 62.817640] sctp_do_sm+0x117/0x53b0 [ 62.821366] ? __lock_acquire+0x792/0x4980 [ 62.825625] ? __kernel_text_address+0xd/0x40 [ 62.830118] ? unwind_get_return_address+0x61/0xa0 [ 62.835056] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.841122] ? mark_held_locks+0x130/0x130 [ 62.845362] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 62.850810] ? check_noncircular+0x20/0x20 [ 62.855062] ? save_stack+0xa9/0xd0 [ 62.858687] ? save_stack+0x43/0xd0 [ 62.862307] ? kasan_kmalloc+0xc7/0xe0 [ 62.866186] ? kasan_slab_alloc+0x12/0x20 [ 62.870326] ? find_held_lock+0x36/0x1d0 [ 62.874409] ? mark_held_locks+0xc7/0x130 [ 62.878552] ? ktime_get+0x1a6/0x240 [ 62.882267] ? kvm_clock_read+0x18/0x30 [ 62.886354] ? kvm_clock_get_cycles+0x9/0x10 [ 62.890758] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.894992] ? mark_held_locks+0x130/0x130 [ 62.899230] sctp_inq_push+0x1aa/0x240 [ 62.903123] sctp_backlog_rcv+0x1ac/0x1280 [ 62.907356] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.911762] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.916342] ? sctp_hash_key+0x5b0/0x5b0 [ 62.920494] ? __release_sock+0xd0/0x360 [ 62.924645] ? __release_sock+0xd0/0x360 [ 62.928873] ? __local_bh_enable_ip+0x160/0x260 [ 62.933541] __release_sock+0x10c/0x360 [ 62.937636] release_sock+0x4f/0x180 [ 62.941449] sctp_wait_for_connect+0x22c/0x4c0 [ 62.946024] ? refcount_inc_checked+0x30/0x30 [ 62.950625] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.955398] ? finish_wait+0x290/0x290 [ 62.959417] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.963870] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 62.968533] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.973310] ? sctp_clear_owner_w+0x100/0x100 [ 62.978244] ? lock_downgrade+0x860/0x860 [ 62.982498] ? kasan_check_read+0x11/0x20 [ 62.986648] sctp_sendmsg+0xd4f/0x17e0 [ 62.990523] ? rw_copy_check_uvector+0x66/0x340 [ 62.995207] ? sctp_id2assoc+0x250/0x250 [ 62.999380] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.004756] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.009629] inet_sendmsg+0x10d/0x450 [ 63.013431] ? security_socket_sendmsg+0x50/0x90 [ 63.018173] ? ipip_gro_receive+0xf0/0xf0 [ 63.022308] sock_sendmsg+0xb7/0xf0 [ 63.025956] ___sys_sendmsg+0x649/0x950 [ 63.029954] ? find_held_lock+0x36/0x1d0 [ 63.034068] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.038831] ? __fget+0x278/0x400 [ 63.042383] ? kasan_check_read+0x11/0x20 [ 63.046527] ? __fget+0x295/0x400 [ 63.050235] ? __f_unlock_pos+0xd/0x10 [ 63.054118] ? __fget_light+0x174/0x1e0 [ 63.058099] ? __fdget+0xe/0x10 [ 63.061384] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.066231] __sys_sendmsg+0xd9/0x180 [ 63.070040] ? __ia32_sys_shutdown+0x70/0x70 [ 63.074644] ? __sb_end_write+0xa4/0xd0 [ 63.078631] ? kasan_check_write+0x14/0x20 [ 63.082862] ? fput+0x18/0x120 [ 63.086062] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.091429] __x64_sys_sendmsg+0x73/0xb0 [ 63.095489] do_syscall_64+0xd6/0x4e0 [ 63.099458] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.104766] RIP: 0033:0x458da9 [ 63.107963] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.126971] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.134779] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 63.142049] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.149340] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.156606] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 63.163883] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.171194] CPU: 1 PID: 7145 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 63.178999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.188354] Call Trace: [ 63.190962] dump_stack+0x123/0x177 [ 63.194597] should_fail.cold.4+0x5/0x13 [ 63.198661] ? kasan_unpoison_shadow+0x35/0x50 [ 63.203250] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.208354] ? __kmalloc_node_track_caller+0x50/0x70 [ 63.213459] __should_failslab+0xba/0xf0 [ 63.217511] should_failslab+0x9/0x14 [ 63.221298] kmem_cache_alloc+0x47/0x730 [ 63.225360] ? skb_scrub_packet+0x3c0/0x3c0 [ 63.229681] sctp_chunkify+0x46/0x270 [ 63.233476] _sctp_make_chunk+0x128/0x260 [ 63.237613] sctp_make_init_ack+0x9f0/0x13f0 [ 63.242037] ? sctp_make_init+0xc20/0xc20 [ 63.246181] ? crng_backtrack_protect+0x80/0x80 [ 63.250855] ? sctp_verify_init+0x1660/0x1660 [ 63.255354] ? sctp_copy_one_addr+0xca/0xf0 [ 63.259685] ? sctp_bind_addr_copy+0xe6/0x26d [ 63.264188] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 63.270008] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 63.275626] ? dccp_diag_dump+0x20/0x20 [ 63.279600] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 63.284179] sctp_do_sm+0x117/0x53b0 [ 63.287892] ? __lock_acquire+0x792/0x4980 [ 63.292117] ? __kernel_text_address+0xd/0x40 [ 63.296616] ? unwind_get_return_address+0x61/0xa0 [ 63.301561] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.307767] ? mark_held_locks+0x130/0x130 [ 63.311994] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 63.317694] ? check_noncircular+0x20/0x20 [ 63.321932] ? save_stack+0xa9/0xd0 [ 63.325657] ? save_stack+0x43/0xd0 [ 63.329278] ? kasan_kmalloc+0xc7/0xe0 [ 63.333182] ? kasan_slab_alloc+0x12/0x20 [ 63.337334] ? find_held_lock+0x36/0x1d0 [ 63.341393] ? mark_held_locks+0xc7/0x130 [ 63.345530] ? ktime_get+0x1a6/0x240 [ 63.349433] ? kvm_clock_read+0x18/0x30 [ 63.353405] ? kvm_clock_get_cycles+0x9/0x10 [ 63.359737] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.363976] ? mark_held_locks+0x130/0x130 [ 63.368224] sctp_inq_push+0x1aa/0x240 [ 63.372120] sctp_backlog_rcv+0x1ac/0x1280 [ 63.376794] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.381747] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.386335] ? sctp_hash_key+0x5b0/0x5b0 [ 63.390390] ? __release_sock+0xd0/0x360 [ 63.394495] ? __release_sock+0xd0/0x360 [ 63.398621] ? __local_bh_enable_ip+0x160/0x260 [ 63.403299] __release_sock+0x10c/0x360 [ 63.407278] release_sock+0x4f/0x180 [ 63.411001] sctp_wait_for_connect+0x22c/0x4c0 [ 63.415818] ? refcount_inc_checked+0x30/0x30 [ 63.420320] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.425251] ? finish_wait+0x290/0x290 [ 63.429142] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.433573] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 63.438242] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.443450] ? sctp_clear_owner_w+0x100/0x100 [ 63.448060] ? lock_downgrade+0x860/0x860 [ 63.452211] ? kasan_check_read+0x11/0x20 [ 63.456362] sctp_sendmsg+0xd4f/0x17e0 [ 63.460251] ? rw_copy_check_uvector+0x66/0x340 [ 63.464934] ? sctp_id2assoc+0x250/0x250 [ 63.469008] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.474383] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.479135] inet_sendmsg+0x10d/0x450 [ 63.483154] ? security_socket_sendmsg+0x50/0x90 [ 63.488185] ? ipip_gro_receive+0xf0/0xf0 [ 63.492345] sock_sendmsg+0xb7/0xf0 [ 63.495973] ___sys_sendmsg+0x649/0x950 [ 63.500025] ? find_held_lock+0x36/0x1d0 [ 63.504100] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.508872] ? __fget+0x278/0x400 [ 63.512339] ? kasan_check_read+0x11/0x20 [ 63.516481] ? __fget+0x295/0x400 [ 63.519974] ? __f_unlock_pos+0xd/0x10 [ 63.523860] ? __fget_light+0x174/0x1e0 [ 63.527902] ? __fdget+0xe/0x10 [ 63.531182] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.536013] __sys_sendmsg+0xd9/0x180 [ 63.539810] ? __ia32_sys_shutdown+0x70/0x70 [ 63.544216] ? __sb_end_write+0xa4/0xd0 [ 63.548188] ? kasan_check_write+0x14/0x20 [ 63.552426] ? fput+0x18/0x120 [ 63.555737] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.561100] __x64_sys_sendmsg+0x73/0xb0 [ 63.565158] do_syscall_64+0xd6/0x4e0 [ 63.568965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.574147] RIP: 0033:0x458da9 [ 63.577342] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.596363] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.604263] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 63.611534] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.618807] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.626092] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 63.633366] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.641684] CPU: 0 PID: 7131 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 63.649618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.659234] Call Trace: [ 63.661838] dump_stack+0x123/0x177 [ 63.665514] should_fail.cold.4+0x5/0x13 [ 63.669577] ? __x64_sys_sendmsg+0x73/0xb0 [ 63.673819] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.678939] ? sctp_v4_get_dst+0x4b5/0x1450 [ 63.683267] __should_failslab+0xba/0xf0 [ 63.687348] should_failslab+0x9/0x14 [ 63.691147] kmem_cache_alloc_trace+0x4b/0x750 [ 63.695733] ? __lock_is_held+0xb5/0x140 [ 63.699789] flex_array_alloc+0x19e/0x270 [ 63.703947] fa_alloc+0x14/0x50 [ 63.707230] sctp_stream_alloc_in+0x23/0x230 [ 63.711646] sctp_stream_init+0x1ba/0x330 [ 63.715784] ? sctp_tsnmap_init+0x161/0x220 [ 63.720095] sctp_process_init+0x1c24/0x2d50 [ 63.724491] ? get_random_bytes+0x2f/0x40 [ 63.728628] ? crng_backtrack_protect+0x80/0x80 [ 63.733284] ? sctp_verify_init+0x1660/0x1660 [ 63.737770] ? sctp_copy_one_addr+0xca/0xf0 [ 63.742077] ? sctp_bind_addr_copy+0xe6/0x26d [ 63.746710] sctp_sf_do_unexpected_init.isra.36+0x6ef/0x1400 [ 63.752627] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 63.758351] ? dccp_diag_dump+0x20/0x20 [ 63.762328] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 63.766904] sctp_do_sm+0x117/0x53b0 [ 63.770631] ? __lock_acquire+0x792/0x4980 [ 63.774858] ? __kernel_text_address+0xd/0x40 [ 63.779360] ? unwind_get_return_address+0x61/0xa0 [ 63.784277] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.790337] ? mark_held_locks+0x130/0x130 [ 63.794572] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 63.800022] ? check_noncircular+0x20/0x20 [ 63.804350] ? save_stack+0xa9/0xd0 [ 63.807967] ? save_stack+0x43/0xd0 [ 63.811573] ? kasan_kmalloc+0xc7/0xe0 [ 63.815453] ? kasan_slab_alloc+0x12/0x20 [ 63.819604] ? find_held_lock+0x36/0x1d0 [ 63.823666] ? mark_held_locks+0xc7/0x130 [ 63.827804] ? ktime_get+0x1a6/0x240 [ 63.831520] ? kvm_clock_read+0x18/0x30 [ 63.835607] ? kvm_clock_get_cycles+0x9/0x10 [ 63.840022] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.844256] ? mark_held_locks+0x130/0x130 [ 63.848501] sctp_inq_push+0x1aa/0x240 [ 63.852392] sctp_backlog_rcv+0x1ac/0x1280 [ 63.856625] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.861031] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.865704] ? sctp_hash_key+0x5b0/0x5b0 [ 63.867298] FAULT_INJECTION: forcing a failure. [ 63.867298] name failslab, interval 1, probability 0, space 0, times 0 [ 63.869764] ? __release_sock+0xd0/0x360 [ 63.869770] ? __release_sock+0xd0/0x360 [ 63.869777] ? __local_bh_enable_ip+0x160/0x260 [ 63.869785] __release_sock+0x10c/0x360 [ 63.869795] release_sock+0x4f/0x180 [ 63.869803] sctp_wait_for_connect+0x22c/0x4c0 [ 63.869809] ? refcount_inc_checked+0x30/0x30 [ 63.869819] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.915314] ? finish_wait+0x290/0x290 [ 63.919209] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.923608] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 63.928413] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.933168] ? sctp_clear_owner_w+0x100/0x100 [ 63.937652] ? lock_downgrade+0x860/0x860 [ 63.941795] ? kasan_check_read+0x11/0x20 [ 63.945951] sctp_sendmsg+0xd4f/0x17e0 [ 63.949865] ? rw_copy_check_uvector+0x66/0x340 [ 63.954587] ? sctp_id2assoc+0x250/0x250 [ 63.958644] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.964008] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.968862] inet_sendmsg+0x10d/0x450 [ 63.972658] ? security_socket_sendmsg+0x50/0x90 [ 63.977410] ? ipip_gro_receive+0xf0/0xf0 [ 63.981555] sock_sendmsg+0xb7/0xf0 [ 63.985183] ___sys_sendmsg+0x649/0x950 [ 63.989413] ? find_held_lock+0x36/0x1d0 [ 63.993469] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.998216] ? __fget+0x278/0x400 [ 64.001671] ? kasan_check_read+0x11/0x20 [ 64.005919] ? __fget+0x295/0x400 [ 64.009379] ? __f_unlock_pos+0xd/0x10 [ 64.013273] ? __fget_light+0x174/0x1e0 [ 64.017240] ? __fdget+0xe/0x10 [ 64.021130] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.027724] __sys_sendmsg+0xd9/0x180 [ 64.031548] ? __ia32_sys_shutdown+0x70/0x70 [ 64.036079] ? __sb_end_write+0xa4/0xd0 [ 64.040051] ? kasan_check_write+0x14/0x20 [ 64.044275] ? fput+0x18/0x120 [ 64.047647] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.053009] __x64_sys_sendmsg+0x73/0xb0 [ 64.057072] do_syscall_64+0xd6/0x4e0 [ 64.060873] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.066062] RIP: 0033:0x458da9 [ 64.069247] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.088145] RSP: 002b:00007f524c4ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.095852] RAX: ffffffffffffffda RBX: 00007f524c4ffc90 RCX: 0000000000458da9 [ 64.103118] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.110381] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.117646] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f524c5006d4 [ 64.125022] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.132308] CPU: 1 PID: 7151 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 64.140149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.149505] Call Trace: [ 64.152093] dump_stack+0x123/0x177 [ 64.155726] should_fail.cold.4+0x5/0x13 [ 64.159787] ? kasan_unpoison_shadow+0x35/0x50 [ 64.164374] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.169484] ? __kmalloc_node_track_caller+0x50/0x70 [ 64.174591] __should_failslab+0xba/0xf0 [ 64.178641] should_failslab+0x9/0x14 [ 64.182428] kmem_cache_alloc+0x47/0x730 [ 64.186481] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.190817] sctp_chunkify+0x46/0x270 [ 64.194607] _sctp_make_chunk+0x128/0x260 [ 64.198744] sctp_make_init_ack+0x9f0/0x13f0 [ 64.203150] ? sctp_make_init+0xc20/0xc20 [ 64.207296] ? crng_backtrack_protect+0x80/0x80 [ 64.211976] ? sctp_verify_init+0x1660/0x1660 [ 64.216621] ? sctp_copy_one_addr+0xca/0xf0 [ 64.220962] ? sctp_bind_addr_copy+0xe6/0x26d [ 64.225463] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 64.231252] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 64.236879] ? dccp_diag_dump+0x20/0x20 [ 64.240865] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 64.245450] sctp_do_sm+0x117/0x53b0 [ 64.249181] ? __lock_acquire+0x792/0x4980 [ 64.253431] ? __kernel_text_address+0xd/0x40 [ 64.257924] ? unwind_get_return_address+0x61/0xa0 [ 64.262847] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.268899] ? mark_held_locks+0x130/0x130 [ 64.273133] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 64.278587] ? check_noncircular+0x20/0x20 [ 64.282828] ? save_stack+0xa9/0xd0 [ 64.286451] ? save_stack+0x43/0xd0 [ 64.290072] ? kasan_kmalloc+0xc7/0xe0 [ 64.293961] ? kasan_slab_alloc+0x12/0x20 [ 64.298116] ? find_held_lock+0x36/0x1d0 [ 64.302282] ? mark_held_locks+0xc7/0x130 [ 64.306437] ? ktime_get+0x1a6/0x240 [ 64.310154] ? kvm_clock_read+0x18/0x30 [ 64.310196] FAULT_INJECTION: forcing a failure. [ 64.310196] name failslab, interval 1, probability 0, space 0, times 0 [ 64.314148] ? kvm_clock_get_cycles+0x9/0x10 [ 64.314164] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.314175] ? mark_held_locks+0x130/0x130 [ 64.314188] sctp_inq_push+0x1aa/0x240 [ 64.314196] sctp_backlog_rcv+0x1ac/0x1280 [ 64.314204] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.314209] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.314214] ? sctp_hash_key+0x5b0/0x5b0 [ 64.314224] ? __release_sock+0xd0/0x360 [ 64.363545] ? __release_sock+0xd0/0x360 [ 64.366696] FAULT_INJECTION: forcing a failure. [ 64.366696] name failslab, interval 1, probability 0, space 0, times 0 [ 64.367602] ? __local_bh_enable_ip+0x160/0x260 [ 64.367613] __release_sock+0x10c/0x360 [ 64.367625] release_sock+0x4f/0x180 [ 64.367633] sctp_wait_for_connect+0x22c/0x4c0 [ 64.367642] ? refcount_inc_checked+0x30/0x30 [ 64.400321] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.405070] ? finish_wait+0x290/0x290 [ 64.408975] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.413441] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 64.418119] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.422911] ? sctp_clear_owner_w+0x100/0x100 [ 64.427405] ? lock_downgrade+0x860/0x860 [ 64.431568] ? kasan_check_read+0x11/0x20 [ 64.435715] sctp_sendmsg+0xd4f/0x17e0 [ 64.439790] ? rw_copy_check_uvector+0x66/0x340 [ 64.444467] ? sctp_id2assoc+0x250/0x250 [ 64.448535] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.453955] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.457628] FAULT_INJECTION: forcing a failure. [ 64.457628] name failslab, interval 1, probability 0, space 0, times 0 [ 64.458711] inet_sendmsg+0x10d/0x450 [ 64.458718] ? security_socket_sendmsg+0x50/0x90 [ 64.458723] ? ipip_gro_receive+0xf0/0xf0 [ 64.458729] sock_sendmsg+0xb7/0xf0 [ 64.458735] ___sys_sendmsg+0x649/0x950 [ 64.458744] ? find_held_lock+0x36/0x1d0 [ 64.458750] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.458758] ? __fget+0x278/0x400 [ 64.458768] ? kasan_check_read+0x11/0x20 [ 64.458777] ? __fget+0x295/0x400 [ 64.458789] ? __f_unlock_pos+0xd/0x10 [ 64.458797] ? __fget_light+0x174/0x1e0 [ 64.458803] ? __fdget+0xe/0x10 [ 64.458811] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.458818] __sys_sendmsg+0xd9/0x180 [ 64.458823] ? __ia32_sys_shutdown+0x70/0x70 [ 64.458834] ? __sb_end_write+0xa4/0xd0 [ 64.475726] FAULT_INJECTION: forcing a failure. [ 64.475726] name failslab, interval 1, probability 0, space 0, times 0 [ 64.478551] ? kasan_check_write+0x14/0x20 [ 64.478556] ? fput+0x18/0x120 [ 64.478569] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.478579] __x64_sys_sendmsg+0x73/0xb0 [ 64.478588] do_syscall_64+0xd6/0x4e0 [ 64.478595] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.478600] RIP: 0033:0x458da9 [ 64.478605] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.478608] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.478613] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 64.478616] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.478620] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.626715] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 64.633979] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.641373] CPU: 0 PID: 7175 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 64.649286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.658639] Call Trace: [ 64.661230] dump_stack+0x123/0x177 [ 64.664861] should_fail.cold.4+0x5/0x13 [ 64.668925] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.674039] ? lock_downgrade+0x860/0x860 [ 64.678190] __should_failslab+0xba/0xf0 [ 64.682273] should_failslab+0x9/0x14 [ 64.686074] kmem_cache_alloc+0x2be/0x730 [ 64.690337] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.694661] ? lock_downgrade+0x860/0x860 [ 64.696630] FAULT_INJECTION: forcing a failure. [ 64.696630] name failslab, interval 1, probability 0, space 0, times 0 [ 64.698823] sctp_chunkify+0x46/0x270 [ 64.698830] _sctp_make_chunk+0x128/0x260 [ 64.698838] sctp_make_datafrag_empty+0x159/0x260 [ 64.698845] ? sctp_make_ecne+0xf0/0xf0 [ 64.698856] sctp_datamsg_from_user+0x4dc/0xf40 [ 64.698873] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 64.736277] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.741043] ? find_held_lock+0x36/0x1d0 [ 64.745106] ? sctp_clear_owner_w+0x100/0x100 [ 64.749605] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 64.754797] ? lock_downgrade+0x860/0x860 [ 64.758949] ? kasan_check_read+0x11/0x20 [ 64.763110] sctp_sendmsg+0xd4f/0x17e0 [ 64.766999] ? rw_copy_check_uvector+0x66/0x340 [ 64.771668] ? sctp_id2assoc+0x250/0x250 [ 64.775722] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.781095] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.785845] inet_sendmsg+0x10d/0x450 [ 64.789636] ? security_socket_sendmsg+0x50/0x90 [ 64.794399] ? ipip_gro_receive+0xf0/0xf0 [ 64.798741] sock_sendmsg+0xb7/0xf0 [ 64.802355] ___sys_sendmsg+0x649/0x950 [ 64.806321] ? find_held_lock+0x36/0x1d0 [ 64.810373] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.815132] ? __fget+0x278/0x400 [ 64.818688] ? kasan_check_read+0x11/0x20 [ 64.823069] ? __fget+0x295/0x400 [ 64.826709] ? __f_unlock_pos+0xd/0x10 [ 64.830583] ? __fget_light+0x174/0x1e0 [ 64.834552] ? __fdget+0xe/0x10 [ 64.837826] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.842674] __sys_sendmsg+0xd9/0x180 [ 64.846466] ? __ia32_sys_shutdown+0x70/0x70 [ 64.850870] ? __sb_end_write+0xa4/0xd0 [ 64.854850] ? kasan_check_write+0x14/0x20 [ 64.859091] ? fput+0x18/0x120 [ 64.862277] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.867649] __x64_sys_sendmsg+0x73/0xb0 [ 64.871701] do_syscall_64+0xd6/0x4e0 [ 64.875591] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.880875] RIP: 0033:0x458da9 [ 64.884065] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.902971] RSP: 002b:00007f524c4ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.910890] RAX: ffffffffffffffda RBX: 00007f524c4ffc90 RCX: 0000000000458da9 [ 64.918160] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.925420] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.932776] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f524c5006d4 [ 64.940153] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.947433] CPU: 1 PID: 7178 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 64.955240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.964651] Call Trace: [ 64.967242] dump_stack+0x123/0x177 [ 64.970859] should_fail.cold.4+0x5/0x13 [ 64.975019] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.980122] ? lock_downgrade+0x860/0x860 [ 64.984260] __should_failslab+0xba/0xf0 [ 64.988427] should_failslab+0x9/0x14 [ 64.992211] kmem_cache_alloc+0x2be/0x730 [ 64.996350] ? skb_scrub_packet+0x3c0/0x3c0 [ 65.000678] ? lock_downgrade+0x860/0x860 [ 65.004877] sctp_chunkify+0x46/0x270 [ 65.008674] _sctp_make_chunk+0x128/0x260 [ 65.012818] sctp_make_datafrag_empty+0x159/0x260 [ 65.017653] ? sctp_make_ecne+0xf0/0xf0 [ 65.021627] sctp_datamsg_from_user+0x4dc/0xf40 [ 65.026305] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 65.031001] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.035747] ? find_held_lock+0x36/0x1d0 [ 65.039815] ? sctp_clear_owner_w+0x100/0x100 [ 65.044302] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 65.049489] ? lock_downgrade+0x860/0x860 [ 65.053638] ? kasan_check_read+0x11/0x20 [ 65.057800] sctp_sendmsg+0xd4f/0x17e0 [ 65.061680] ? rw_copy_check_uvector+0x66/0x340 [ 65.066348] ? sctp_id2assoc+0x250/0x250 [ 65.070416] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.075793] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.080548] inet_sendmsg+0x10d/0x450 [ 65.084338] ? security_socket_sendmsg+0x50/0x90 [ 65.089090] ? ipip_gro_receive+0xf0/0xf0 [ 65.093232] sock_sendmsg+0xb7/0xf0 [ 65.096855] ___sys_sendmsg+0x649/0x950 [ 65.100817] ? find_held_lock+0x36/0x1d0 [ 65.104872] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.109616] ? __fget+0x278/0x400 [ 65.113166] ? kasan_check_read+0x11/0x20 [ 65.117517] ? __fget+0x295/0x400 [ 65.120970] ? __f_unlock_pos+0xd/0x10 [ 65.124845] ? __fget_light+0x174/0x1e0 [ 65.128920] ? __fdget+0xe/0x10 [ 65.132186] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.137018] __sys_sendmsg+0xd9/0x180 [ 65.140825] ? __ia32_sys_shutdown+0x70/0x70 [ 65.145216] ? __sb_end_write+0xa4/0xd0 [ 65.149180] ? kasan_check_write+0x14/0x20 [ 65.153407] ? fput+0x18/0x120 [ 65.156591] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.162068] __x64_sys_sendmsg+0x73/0xb0 [ 65.166134] do_syscall_64+0xd6/0x4e0 [ 65.169926] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.175113] RIP: 0033:0x458da9 [ 65.178292] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.197391] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.205196] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 65.212593] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.220033] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.227299] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 65.234568] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.241945] CPU: 0 PID: 7170 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 65.249857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.259216] Call Trace: [ 65.261831] dump_stack+0x123/0x177 [ 65.265546] should_fail.cold.4+0x5/0x13 [ 65.269611] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.274780] __should_failslab+0xba/0xf0 [ 65.278918] should_failslab+0x9/0x14 [ 65.282725] __kmalloc+0x70/0x770 [ 65.286178] ? sctp_del_bind_addr+0x240/0x240 [ 65.290673] ? sctp_stream_alloc_in+0x1b9/0x230 [ 65.295326] ? sctp_make_init_ack+0x2f7/0x13f0 [ 65.299896] sctp_make_init_ack+0x2f7/0x13f0 [ 65.304309] ? sctp_process_init+0x1c34/0x2d50 [ 65.308995] ? sctp_make_init+0xc20/0xc20 [ 65.313143] ? crng_backtrack_protect+0x80/0x80 [ 65.317949] ? sctp_verify_init+0x1660/0x1660 [ 65.322442] ? sctp_copy_one_addr+0xca/0xf0 [ 65.326754] ? sctp_bind_addr_copy+0xe6/0x26d [ 65.331257] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 65.337181] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 65.342805] ? dccp_diag_dump+0x20/0x20 [ 65.346904] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 65.351478] sctp_do_sm+0x117/0x53b0 [ 65.355177] ? __lock_acquire+0x792/0x4980 [ 65.359421] ? __kernel_text_address+0xd/0x40 [ 65.363933] ? unwind_get_return_address+0x61/0xa0 [ 65.368856] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.374936] ? mark_held_locks+0x130/0x130 [ 65.379177] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.384627] ? check_noncircular+0x20/0x20 [ 65.388858] ? save_stack+0xa9/0xd0 [ 65.392492] ? save_stack+0x43/0xd0 [ 65.396131] ? kasan_kmalloc+0xc7/0xe0 [ 65.400016] ? kasan_slab_alloc+0x12/0x20 [ 65.404168] ? find_held_lock+0x36/0x1d0 [ 65.408254] ? mark_held_locks+0xc7/0x130 [ 65.412404] ? ktime_get+0x1a6/0x240 [ 65.416143] ? kvm_clock_read+0x18/0x30 [ 65.420117] ? kvm_clock_get_cycles+0x9/0x10 [ 65.424542] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.428773] ? mark_held_locks+0x130/0x130 [ 65.433029] sctp_inq_push+0x1aa/0x240 [ 65.436919] sctp_backlog_rcv+0x1ac/0x1280 [ 65.441141] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.445668] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.450337] ? sctp_hash_key+0x5b0/0x5b0 [ 65.454397] ? __release_sock+0xd0/0x360 [ 65.458481] ? __release_sock+0xd0/0x360 [ 65.462556] ? __local_bh_enable_ip+0x160/0x260 [ 65.467216] __release_sock+0x10c/0x360 [ 65.471303] release_sock+0x4f/0x180 [ 65.475024] sctp_wait_for_connect+0x22c/0x4c0 [ 65.479596] ? refcount_inc_checked+0x30/0x30 [ 65.484093] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.488864] ? finish_wait+0x290/0x290 [ 65.492755] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.497153] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 65.501832] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.506664] ? sctp_clear_owner_w+0x100/0x100 [ 65.511295] ? lock_downgrade+0x860/0x860 [ 65.515449] ? kasan_check_read+0x11/0x20 [ 65.519599] sctp_sendmsg+0xd4f/0x17e0 [ 65.523483] ? rw_copy_check_uvector+0x66/0x340 [ 65.528150] ? sctp_id2assoc+0x250/0x250 [ 65.532214] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.537577] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.542324] inet_sendmsg+0x10d/0x450 [ 65.546130] ? security_socket_sendmsg+0x50/0x90 [ 65.550877] ? ipip_gro_receive+0xf0/0xf0 [ 65.555020] sock_sendmsg+0xb7/0xf0 [ 65.558632] ___sys_sendmsg+0x649/0x950 [ 65.562600] ? find_held_lock+0x36/0x1d0 [ 65.566832] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.571627] ? __fget+0x278/0x400 [ 65.575089] ? kasan_check_read+0x11/0x20 [ 65.579235] ? __fget+0x295/0x400 [ 65.582692] ? __f_unlock_pos+0xd/0x10 [ 65.586580] ? __fget_light+0x174/0x1e0 [ 65.590555] ? __fdget+0xe/0x10 [ 65.593820] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.598773] __sys_sendmsg+0xd9/0x180 [ 65.602563] ? __ia32_sys_shutdown+0x70/0x70 [ 65.607083] ? __sb_end_write+0xa4/0xd0 [ 65.611058] ? kasan_check_write+0x14/0x20 [ 65.615288] ? fput+0x18/0x120 [ 65.618477] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.624326] __x64_sys_sendmsg+0x73/0xb0 [ 65.628507] do_syscall_64+0xd6/0x4e0 [ 65.632314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.637511] RIP: 0033:0x458da9 [ 65.640692] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.659593] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.667307] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 65.674673] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.681959] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.689446] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 65.696759] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.704055] CPU: 1 PID: 7166 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 65.711856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.721231] Call Trace: [ 65.723812] dump_stack+0x123/0x177 [ 65.727438] should_fail.cold.4+0x5/0x13 [ 65.731500] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.736595] ? mark_held_locks+0x130/0x130 [ 65.740834] ? __lock_is_held+0xb5/0x140 [ 65.744896] __should_failslab+0xba/0xf0 [ 65.748953] should_failslab+0x9/0x14 [ 65.752751] kmem_cache_alloc_node+0x56/0x730 [ 65.757264] ? find_held_lock+0x36/0x1d0 [ 65.761674] __alloc_skb+0xa7/0x580 [ 65.765321] ? skb_scrub_packet+0x3c0/0x3c0 [ 65.769664] _sctp_make_chunk+0x3f/0x260 [ 65.773714] sctp_make_init_ack+0x9f0/0x13f0 [ 65.778201] ? sctp_make_init+0xc20/0xc20 [ 65.782860] ? crng_backtrack_protect+0x80/0x80 [ 65.787544] ? sctp_verify_init+0x1660/0x1660 [ 65.792040] ? sctp_copy_one_addr+0xca/0xf0 [ 65.796380] ? sctp_bind_addr_copy+0xe6/0x26d [ 65.800891] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 65.806767] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 65.812528] ? dccp_diag_dump+0x20/0x20 [ 65.816596] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 65.821169] sctp_do_sm+0x117/0x53b0 [ 65.825231] ? __lock_acquire+0x792/0x4980 [ 65.829485] ? __kernel_text_address+0xd/0x40 [ 65.833986] ? unwind_get_return_address+0x61/0xa0 [ 65.838960] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.845402] ? mark_held_locks+0x130/0x130 [ 65.849650] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.855159] ? check_noncircular+0x20/0x20 [ 65.859408] ? save_stack+0xa9/0xd0 [ 65.863031] ? save_stack+0x43/0xd0 [ 65.866659] ? kasan_kmalloc+0xc7/0xe0 [ 65.870671] ? kasan_slab_alloc+0x12/0x20 [ 65.874820] ? find_held_lock+0x36/0x1d0 [ 65.878889] ? mark_held_locks+0xc7/0x130 [ 65.883040] ? ktime_get+0x1a6/0x240 [ 65.886862] ? kvm_clock_read+0x18/0x30 [ 65.890835] ? kvm_clock_get_cycles+0x9/0x10 [ 65.895246] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.899518] ? mark_held_locks+0x130/0x130 [ 65.903877] sctp_inq_push+0x1aa/0x240 [ 65.907780] sctp_backlog_rcv+0x1ac/0x1280 [ 65.912019] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.916534] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.921108] ? sctp_hash_key+0x5b0/0x5b0 [ 65.925181] ? __release_sock+0xd0/0x360 [ 65.929245] ? __release_sock+0xd0/0x360 [ 65.933295] ? __local_bh_enable_ip+0x160/0x260 [ 65.937952] __release_sock+0x10c/0x360 [ 65.942023] release_sock+0x4f/0x180 [ 65.945733] sctp_wait_for_connect+0x22c/0x4c0 [ 65.950316] ? refcount_inc_checked+0x30/0x30 [ 65.954809] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.959669] ? finish_wait+0x290/0x290 [ 65.963661] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.968460] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 65.973146] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.977902] ? sctp_clear_owner_w+0x100/0x100 [ 65.982497] ? lock_downgrade+0x860/0x860 [ 65.986633] ? kasan_check_read+0x11/0x20 [ 65.990783] sctp_sendmsg+0xd4f/0x17e0 [ 65.994681] ? rw_copy_check_uvector+0x66/0x340 [ 65.999348] ? sctp_id2assoc+0x250/0x250 [ 66.003432] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.008901] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.013654] inet_sendmsg+0x10d/0x450 [ 66.017471] ? security_socket_sendmsg+0x50/0x90 [ 66.022267] ? ipip_gro_receive+0xf0/0xf0 [ 66.026413] sock_sendmsg+0xb7/0xf0 [ 66.030047] ___sys_sendmsg+0x649/0x950 [ 66.034120] ? find_held_lock+0x36/0x1d0 [ 66.038167] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.043135] ? __fget+0x278/0x400 [ 66.046603] ? kasan_check_read+0x11/0x20 [ 66.050745] ? __fget+0x295/0x400 [ 66.054200] ? __f_unlock_pos+0xd/0x10 [ 66.058090] ? __fget_light+0x174/0x1e0 [ 66.062060] ? __fdget+0xe/0x10 [ 66.065334] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.070244] __sys_sendmsg+0xd9/0x180 [ 66.074046] ? __ia32_sys_shutdown+0x70/0x70 [ 66.078458] ? __sb_end_write+0xa4/0xd0 [ 66.082431] ? kasan_check_write+0x14/0x20 [ 66.086655] ? fput+0x18/0x120 [ 66.089858] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.095332] __x64_sys_sendmsg+0x73/0xb0 [ 66.100310] do_syscall_64+0xd6/0x4e0 [ 66.104109] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.109387] RIP: 0033:0x458da9 [ 66.112609] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.131750] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.139573] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 [ 66.146855] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.154140] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.161420] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 66.168772] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.176065] CPU: 0 PID: 7173 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 66.183871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.193803] Call Trace: [ 66.196488] dump_stack+0x123/0x177 [ 66.200123] should_fail.cold.4+0x5/0x13 [ 66.204208] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.209311] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 66.214419] __should_failslab+0xba/0xf0 [ 66.218488] should_failslab+0x9/0x14 [ 66.222297] kmem_cache_alloc_trace+0x4b/0x750 [ 66.226885] ? mark_held_locks+0x130/0x130 [ 66.231124] sctp_association_new+0x5b/0x1ef0 [ 66.235627] ? sctp_unpack_cookie+0xf90/0xf90 [ 66.240237] sctp_make_temp_asoc+0x8b/0x1a0 [ 66.244552] sctp_sf_do_unexpected_init.isra.36+0x66c/0x1400 [ 66.250377] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 66.256003] ? dccp_diag_dump+0x20/0x20 [ 66.259984] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 66.264569] sctp_do_sm+0x117/0x53b0 [ 66.268373] ? __lock_acquire+0x792/0x4980 [ 66.272602] ? __kernel_text_address+0xd/0x40 [ 66.277215] ? unwind_get_return_address+0x61/0xa0 [ 66.282494] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.288554] ? mark_held_locks+0x130/0x130 [ 66.292786] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 66.298297] ? check_noncircular+0x20/0x20 [ 66.302529] ? save_stack+0xa9/0xd0 [ 66.306149] ? save_stack+0x43/0xd0 [ 66.309847] ? kasan_kmalloc+0xc7/0xe0 [ 66.313758] ? kasan_slab_alloc+0x12/0x20 [ 66.317904] ? find_held_lock+0x36/0x1d0 [ 66.321968] ? mark_held_locks+0xc7/0x130 [ 66.326116] ? ktime_get+0x1a6/0x240 [ 66.330536] ? kvm_clock_read+0x18/0x30 [ 66.334500] ? kvm_clock_get_cycles+0x9/0x10 [ 66.338901] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.343147] ? mark_held_locks+0x130/0x130 [ 66.347411] sctp_inq_push+0x1aa/0x240 [ 66.351409] sctp_backlog_rcv+0x1ac/0x1280 [ 66.355718] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.360140] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.364715] ? sctp_hash_key+0x5b0/0x5b0 [ 66.368864] ? __release_sock+0xd0/0x360 [ 66.372915] ? __release_sock+0xd0/0x360 [ 66.377111] ? __local_bh_enable_ip+0x160/0x260 [ 66.381897] __release_sock+0x10c/0x360 [ 66.385867] release_sock+0x4f/0x180 [ 66.389584] sctp_wait_for_connect+0x22c/0x4c0 [ 66.394176] ? refcount_inc_checked+0x30/0x30 [ 66.398674] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.403443] ? finish_wait+0x290/0x290 [ 66.407449] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.411872] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 66.416554] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.421334] ? sctp_clear_owner_w+0x100/0x100 [ 66.426644] ? lock_downgrade+0x860/0x860 [ 66.431028] ? kasan_check_read+0x11/0x20 [ 66.435184] sctp_sendmsg+0xd4f/0x17e0 [ 66.439082] ? rw_copy_check_uvector+0x66/0x340 [ 66.443758] ? sctp_id2assoc+0x250/0x250 [ 66.447828] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.453196] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.457971] inet_sendmsg+0x10d/0x450 [ 66.461772] ? security_socket_sendmsg+0x50/0x90 [ 66.466528] ? ipip_gro_receive+0xf0/0xf0 [ 66.470674] sock_sendmsg+0xb7/0xf0 [ 66.474365] ___sys_sendmsg+0x649/0x950 [ 66.478340] ? find_held_lock+0x36/0x1d0 [ 66.482401] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.487161] ? __fget+0x278/0x400 [ 66.491187] ? kasan_check_read+0x11/0x20 [ 66.495346] ? __fget+0x295/0x400 [ 66.498793] ? __f_unlock_pos+0xd/0x10 [ 66.502685] ? __fget_light+0x174/0x1e0 [ 66.506771] ? __fdget+0xe/0x10 [ 66.510041] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.514887] __sys_sendmsg+0xd9/0x180 [ 66.518688] ? __ia32_sys_shutdown+0x70/0x70 [ 66.523099] ? __sb_end_write+0xa4/0xd0 [ 66.527088] ? kasan_check_write+0x14/0x20 [ 66.532803] ? fput+0x18/0x120 [ 66.535998] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.541484] __x64_sys_sendmsg+0x73/0xb0 [ 66.545569] do_syscall_64+0xd6/0x4e0 [ 66.549501] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.554778] RIP: 0033:0x458da9 [ 66.557965] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.577053] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.584764] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 66.592313] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.599578] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.607048] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 66.614457] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.621786] CPU: 1 PID: 7146 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 66.629596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.638958] Call Trace: [ 66.641560] dump_stack+0x123/0x177 [ 66.645196] should_fail.cold.4+0x5/0x13 [ 66.649272] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.654410] ? __lock_is_held+0xb5/0x140 [ 66.658602] __should_failslab+0xba/0xf0 [ 66.662808] should_failslab+0x9/0x14 [ 66.666618] __kmalloc+0x70/0x770 [ 66.670116] ? __kmalloc_track_caller+0x5e5/0x760 [ 66.675266] ? sctp_tsnmap_init+0x161/0x220 [ 66.679583] sctp_tsnmap_init+0x161/0x220 [ 66.683849] sctp_process_init+0x1bb0/0x2d50 [ 66.688266] ? sctp_verify_init+0x1660/0x1660 [ 66.692861] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 66.697441] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 66.702178] ? save_stack+0x43/0xd0 [ 66.705824] ? __kasan_slab_free+0x102/0x150 [ 66.710284] ? kasan_slab_free+0xe/0x10 [ 66.714441] sctp_do_sm+0xa0f/0x53b0 [ 66.718151] ? __lock_acquire+0x792/0x4980 [ 66.722390] ? sctp_sendmsg+0xd4f/0x17e0 [ 66.726713] ? inet_sendmsg+0x10d/0x450 [ 66.730794] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.736900] ? mark_held_locks+0x130/0x130 [ 66.741124] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 66.746328] ? quarantine_put+0x11b/0x1c0 [ 66.750474] ? find_held_lock+0x36/0x1d0 [ 66.754540] ? kvm_clock_read+0x18/0x30 [ 66.758496] ? kvm_clock_get_cycles+0x9/0x10 [ 66.762933] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.767177] ? mark_held_locks+0x130/0x130 [ 66.771421] sctp_inq_push+0x1aa/0x240 [ 66.775393] sctp_backlog_rcv+0x1ac/0x1280 [ 66.780837] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.785241] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.791491] ? sctp_hash_key+0x5b0/0x5b0 [ 66.795663] ? __release_sock+0xd0/0x360 [ 66.799748] ? __release_sock+0xd0/0x360 [ 66.803790] ? __local_bh_enable_ip+0x160/0x260 [ 66.808620] __release_sock+0x10c/0x360 [ 66.812609] release_sock+0x4f/0x180 [ 66.816349] sctp_wait_for_connect+0x22c/0x4c0 [ 66.821227] ? refcount_inc_checked+0x30/0x30 [ 66.825742] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.830489] ? finish_wait+0x290/0x290 [ 66.834379] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.838827] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 66.843491] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.848239] ? sctp_clear_owner_w+0x100/0x100 [ 66.852805] ? lock_downgrade+0x860/0x860 [ 66.856937] ? kasan_check_read+0x11/0x20 [ 66.861075] sctp_sendmsg+0xd4f/0x17e0 [ 66.865090] ? rw_copy_check_uvector+0x66/0x340 [ 66.869764] ? sctp_id2assoc+0x250/0x250 [ 66.873817] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.879238] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.884000] inet_sendmsg+0x10d/0x450 [ 66.887793] ? security_socket_sendmsg+0x50/0x90 [ 66.892633] ? ipip_gro_receive+0xf0/0xf0 [ 66.896778] sock_sendmsg+0xb7/0xf0 [ 66.900402] ___sys_sendmsg+0x649/0x950 [ 66.904471] ? find_held_lock+0x36/0x1d0 [ 66.908624] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.913495] ? __fget+0x278/0x400 [ 66.916961] ? kasan_check_read+0x11/0x20 [ 66.921171] ? __fget+0x295/0x400 [ 66.924779] ? __f_unlock_pos+0xd/0x10 [ 66.928657] ? __fget_light+0x174/0x1e0 [ 66.932655] ? __fdget+0xe/0x10 [ 66.935965] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.940973] __sys_sendmsg+0xd9/0x180 [ 66.944836] ? __ia32_sys_shutdown+0x70/0x70 [ 66.949253] ? __sb_end_write+0xa4/0xd0 [ 66.953224] ? kasan_check_write+0x14/0x20 [ 66.957825] ? fput+0x18/0x120 [ 66.961016] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.967000] __x64_sys_sendmsg+0x73/0xb0 [ 66.971114] do_syscall_64+0xd6/0x4e0 [ 66.974910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.980522] RIP: 0033:0x458da9 [ 66.983707] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.002977] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 2020/03/02 07:59:23 executed programs: 37 [ 67.010735] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 67.018117] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.026864] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.034245] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 67.041505] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.066509] FAULT_INJECTION: forcing a failure. [ 67.066509] name failslab, interval 1, probability 0, space 0, times 0 [ 67.067804] FAULT_INJECTION: forcing a failure. [ 67.067804] name failslab, interval 1, probability 0, space 0, times 0 [ 67.084869] FAULT_INJECTION: forcing a failure. [ 67.084869] name failslab, interval 1, probability 0, space 0, times 0 [ 67.091035] FAULT_INJECTION: forcing a failure. [ 67.091035] name failslab, interval 1, probability 0, space 0, times 0 [ 67.104923] CPU: 0 PID: 7192 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 67.119730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.129085] Call Trace: [ 67.131668] dump_stack+0x123/0x177 [ 67.135299] should_fail.cold.4+0x5/0x13 [ 67.139388] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.144500] ? mark_held_locks+0x130/0x130 [ 67.148752] ? __lock_is_held+0xb5/0x140 [ 67.152828] __should_failslab+0xba/0xf0 [ 67.156896] should_failslab+0x9/0x14 [ 67.160700] kmem_cache_alloc_node+0x56/0x730 [ 67.161385] FAULT_INJECTION: forcing a failure. [ 67.161385] name failslab, interval 1, probability 0, space 0, times 0 [ 67.165215] ? find_held_lock+0x36/0x1d0 [ 67.165228] __alloc_skb+0xa7/0x580 [ 67.165236] ? skb_scrub_packet+0x3c0/0x3c0 [ 67.165251] _sctp_make_chunk+0x3f/0x260 [ 67.192506] sctp_make_init_ack+0x9f0/0x13f0 [ 67.197095] ? sctp_make_init+0xc20/0xc20 [ 67.201245] ? crng_backtrack_protect+0x80/0x80 [ 67.205922] ? sctp_verify_init+0x1660/0x1660 [ 67.210666] ? sctp_copy_one_addr+0xca/0xf0 [ 67.214989] ? sctp_bind_addr_copy+0xe6/0x26d [ 67.219509] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 67.225306] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 67.230919] ? dccp_diag_dump+0x20/0x20 [ 67.234892] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 67.239500] sctp_do_sm+0x117/0x53b0 [ 67.243231] ? __lock_acquire+0x792/0x4980 [ 67.247548] ? __kernel_text_address+0xd/0x40 [ 67.252032] ? unwind_get_return_address+0x61/0xa0 [ 67.256957] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.263015] ? mark_held_locks+0x130/0x130 [ 67.267243] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 67.272697] ? check_noncircular+0x20/0x20 [ 67.276946] ? save_stack+0xa9/0xd0 [ 67.280562] ? save_stack+0x43/0xd0 [ 67.284181] ? kasan_kmalloc+0xc7/0xe0 [ 67.288425] ? kasan_slab_alloc+0x12/0x20 [ 67.292597] ? find_held_lock+0x36/0x1d0 [ 67.296720] ? mark_held_locks+0xc7/0x130 [ 67.300884] ? ktime_get+0x1a6/0x240 [ 67.304601] ? kvm_clock_read+0x18/0x30 [ 67.308592] ? kvm_clock_get_cycles+0x9/0x10 [ 67.313106] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.317347] ? mark_held_locks+0x130/0x130 [ 67.321589] sctp_inq_push+0x1aa/0x240 [ 67.325702] sctp_backlog_rcv+0x1ac/0x1280 [ 67.330032] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.334554] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.339132] ? sctp_hash_key+0x5b0/0x5b0 [ 67.343268] ? __release_sock+0xd0/0x360 [ 67.347328] ? __release_sock+0xd0/0x360 [ 67.351394] ? __local_bh_enable_ip+0x160/0x260 [ 67.356056] __release_sock+0x10c/0x360 [ 67.360038] release_sock+0x4f/0x180 [ 67.363752] sctp_wait_for_connect+0x22c/0x4c0 [ 67.368330] ? refcount_inc_checked+0x30/0x30 [ 67.372822] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.377574] ? finish_wait+0x290/0x290 [ 67.381454] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.385978] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.390640] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.395653] ? sctp_clear_owner_w+0x100/0x100 [ 67.400266] ? lock_downgrade+0x860/0x860 [ 67.404634] ? kasan_check_read+0x11/0x20 [ 67.408782] sctp_sendmsg+0xd4f/0x17e0 [ 67.412669] ? rw_copy_check_uvector+0x66/0x340 [ 67.417454] ? sctp_id2assoc+0x250/0x250 [ 67.421527] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.427024] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.431783] inet_sendmsg+0x10d/0x450 [ 67.435573] ? security_socket_sendmsg+0x50/0x90 [ 67.440328] ? ipip_gro_receive+0xf0/0xf0 [ 67.444919] sock_sendmsg+0xb7/0xf0 [ 67.448535] ___sys_sendmsg+0x649/0x950 [ 67.452616] ? find_held_lock+0x36/0x1d0 [ 67.456698] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.461451] ? __fget+0x278/0x400 [ 67.464910] ? kasan_check_read+0x11/0x20 [ 67.469057] ? __fget+0x295/0x400 [ 67.472519] ? __f_unlock_pos+0xd/0x10 [ 67.476774] ? __fget_light+0x174/0x1e0 [ 67.480748] ? __fdget+0xe/0x10 [ 67.484031] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.488896] __sys_sendmsg+0xd9/0x180 [ 67.492700] ? __ia32_sys_shutdown+0x70/0x70 [ 67.497138] ? __sb_end_write+0xa4/0xd0 [ 67.501122] ? kasan_check_write+0x14/0x20 [ 67.505414] ? fput+0x18/0x120 [ 67.508615] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.514003] __x64_sys_sendmsg+0x73/0xb0 [ 67.518141] do_syscall_64+0xd6/0x4e0 [ 67.521958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.527159] RIP: 0033:0x458da9 [ 67.530475] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.549504] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.557225] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 67.564493] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.571760] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.579029] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 67.586444] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.593848] CPU: 1 PID: 7195 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 67.601664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.611025] Call Trace: [ 67.613626] dump_stack+0x123/0x177 [ 67.617272] should_fail.cold.4+0x5/0x13 [ 67.621332] ? find_held_lock+0x36/0x1d0 [ 67.625399] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.630515] ? cache_grow_end+0xa8/0x190 [ 67.634572] __should_failslab+0xba/0xf0 [ 67.638632] should_failslab+0x9/0x14 [ 67.642457] kmem_cache_alloc_node_trace+0x5a/0x740 [ 67.647487] __kmalloc_node_track_caller+0x3c/0x70 [ 67.652541] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 67.657295] __alloc_skb+0xd7/0x580 [ 67.660947] ? skb_scrub_packet+0x3c0/0x3c0 [ 67.665279] _sctp_make_chunk+0x3f/0x260 [ 67.669517] sctp_make_init_ack+0x9f0/0x13f0 [ 67.673927] ? sctp_make_init+0xc20/0xc20 [ 67.678163] ? crng_backtrack_protect+0x80/0x80 [ 67.682839] ? sctp_verify_init+0x1660/0x1660 [ 67.687458] ? sctp_copy_one_addr+0xca/0xf0 [ 67.691804] ? sctp_bind_addr_copy+0xe6/0x26d [ 67.696312] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 67.702134] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 67.707972] ? dccp_diag_dump+0x20/0x20 [ 67.712201] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 67.716953] sctp_do_sm+0x117/0x53b0 [ 67.720749] ? __lock_acquire+0x792/0x4980 [ 67.725009] ? __kernel_text_address+0xd/0x40 [ 67.729500] ? unwind_get_return_address+0x61/0xa0 [ 67.734440] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.740521] ? mark_held_locks+0x130/0x130 [ 67.744760] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 67.750221] ? check_noncircular+0x20/0x20 [ 67.754461] ? save_stack+0xa9/0xd0 [ 67.758084] ? save_stack+0x43/0xd0 [ 67.761743] ? kasan_kmalloc+0xc7/0xe0 [ 67.765624] ? kasan_slab_alloc+0x12/0x20 [ 67.769773] ? find_held_lock+0x36/0x1d0 [ 67.773849] ? mark_held_locks+0xc7/0x130 [ 67.778001] ? ktime_get+0x1a6/0x240 [ 67.781727] ? kvm_clock_read+0x18/0x30 [ 67.785697] ? kvm_clock_get_cycles+0x9/0x10 [ 67.790105] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.794352] ? mark_held_locks+0x130/0x130 [ 67.798642] sctp_inq_push+0x1aa/0x240 [ 67.802555] sctp_backlog_rcv+0x1ac/0x1280 [ 67.806929] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.811448] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.816019] ? sctp_hash_key+0x5b0/0x5b0 [ 67.820097] ? __release_sock+0xd0/0x360 [ 67.824156] ? __release_sock+0xd0/0x360 [ 67.828211] ? __local_bh_enable_ip+0x160/0x260 [ 67.832877] __release_sock+0x10c/0x360 [ 67.836971] release_sock+0x4f/0x180 [ 67.840694] sctp_wait_for_connect+0x22c/0x4c0 [ 67.845279] ? refcount_inc_checked+0x30/0x30 [ 67.849882] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.854629] ? finish_wait+0x290/0x290 [ 67.858628] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.863058] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.867883] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.872641] ? sctp_clear_owner_w+0x100/0x100 [ 67.877276] ? lock_downgrade+0x860/0x860 [ 67.881665] ? kasan_check_read+0x11/0x20 [ 67.885819] sctp_sendmsg+0xd4f/0x17e0 [ 67.889729] ? rw_copy_check_uvector+0x66/0x340 [ 67.894400] ? sctp_id2assoc+0x250/0x250 [ 67.898506] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.903899] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.908672] inet_sendmsg+0x10d/0x450 [ 67.912486] ? security_socket_sendmsg+0x50/0x90 [ 67.917633] ? ipip_gro_receive+0xf0/0xf0 [ 67.921780] sock_sendmsg+0xb7/0xf0 [ 67.925419] ___sys_sendmsg+0x649/0x950 [ 67.929402] ? find_held_lock+0x36/0x1d0 [ 67.933895] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.938661] ? __fget+0x278/0x400 [ 67.942140] ? kasan_check_read+0x11/0x20 [ 67.946288] ? __fget+0x295/0x400 [ 67.949828] ? __f_unlock_pos+0xd/0x10 [ 67.954007] ? __fget_light+0x174/0x1e0 [ 67.958074] ? __fdget+0xe/0x10 [ 67.961367] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.966357] __sys_sendmsg+0xd9/0x180 [ 67.970288] ? __ia32_sys_shutdown+0x70/0x70 [ 67.974698] ? __sb_end_write+0xa4/0xd0 [ 67.978772] ? kasan_check_write+0x14/0x20 [ 67.983005] ? fput+0x18/0x120 [ 67.986213] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.991573] __x64_sys_sendmsg+0x73/0xb0 [ 67.995745] do_syscall_64+0xd6/0x4e0 [ 67.999546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.005169] RIP: 0033:0x458da9 [ 68.008352] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.027873] RSP: 002b:00007f814e1adc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.035581] RAX: ffffffffffffffda RBX: 00007f814e1adc90 RCX: 0000000000458da9 [ 68.042851] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.050145] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 68.057415] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1ae6d4 [ 68.064830] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.072134] CPU: 0 PID: 7191 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 68.080294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.089768] Call Trace: [ 68.092371] dump_stack+0x123/0x177 [ 68.096605] should_fail.cold.4+0x5/0x13 [ 68.100660] ? kasan_unpoison_shadow+0x35/0x50 [ 68.105289] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.110418] ? __kmalloc_node_track_caller+0x50/0x70 [ 68.115537] __should_failslab+0xba/0xf0 [ 68.119616] should_failslab+0x9/0x14 [ 68.123414] kmem_cache_alloc+0x47/0x730 [ 68.127474] ? skb_scrub_packet+0x3c0/0x3c0 [ 68.131798] sctp_chunkify+0x46/0x270 [ 68.135689] _sctp_make_chunk+0x128/0x260 [ 68.139832] sctp_make_init_ack+0x9f0/0x13f0 [ 68.144235] ? sctp_make_init+0xc20/0xc20 [ 68.148404] ? crng_backtrack_protect+0x80/0x80 [ 68.153085] ? sctp_verify_init+0x1660/0x1660 [ 68.157592] ? sctp_copy_one_addr+0xca/0xf0 [ 68.161910] ? sctp_bind_addr_copy+0xe6/0x26d [ 68.166413] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 68.172241] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 68.177867] ? dccp_diag_dump+0x20/0x20 [ 68.181855] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 68.186428] sctp_do_sm+0x117/0x53b0 [ 68.190147] ? __lock_acquire+0x792/0x4980 [ 68.194387] ? __kernel_text_address+0xd/0x40 [ 68.198884] ? unwind_get_return_address+0x61/0xa0 [ 68.203923] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.210209] ? mark_held_locks+0x130/0x130 [ 68.215317] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 68.220901] ? check_noncircular+0x20/0x20 [ 68.225160] ? save_stack+0xa9/0xd0 [ 68.228776] ? save_stack+0x43/0xd0 [ 68.232399] ? kasan_kmalloc+0xc7/0xe0 [ 68.236280] ? kasan_slab_alloc+0x12/0x20 [ 68.240427] ? find_held_lock+0x36/0x1d0 [ 68.244496] ? mark_held_locks+0xc7/0x130 [ 68.248641] ? ktime_get+0x1a6/0x240 [ 68.252362] ? kvm_clock_read+0x18/0x30 [ 68.256330] ? kvm_clock_get_cycles+0x9/0x10 [ 68.260738] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.265067] ? mark_held_locks+0x130/0x130 [ 68.269414] sctp_inq_push+0x1aa/0x240 [ 68.273292] sctp_backlog_rcv+0x1ac/0x1280 [ 68.277529] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.281940] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.286516] ? sctp_hash_key+0x5b0/0x5b0 [ 68.290786] ? __release_sock+0xd0/0x360 [ 68.294928] ? __release_sock+0xd0/0x360 [ 68.299004] ? __local_bh_enable_ip+0x160/0x260 [ 68.303681] __release_sock+0x10c/0x360 [ 68.307668] release_sock+0x4f/0x180 [ 68.311401] sctp_wait_for_connect+0x22c/0x4c0 [ 68.316011] ? refcount_inc_checked+0x30/0x30 [ 68.320559] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.325520] ? finish_wait+0x290/0x290 [ 68.329412] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.333816] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 68.338489] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.343350] ? sctp_clear_owner_w+0x100/0x100 [ 68.347999] ? lock_downgrade+0x860/0x860 [ 68.352174] ? kasan_check_read+0x11/0x20 [ 68.356362] sctp_sendmsg+0xd4f/0x17e0 [ 68.360255] ? rw_copy_check_uvector+0x66/0x340 [ 68.364919] ? sctp_id2assoc+0x250/0x250 [ 68.369023] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.374383] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.379253] inet_sendmsg+0x10d/0x450 [ 68.383050] ? security_socket_sendmsg+0x50/0x90 [ 68.387980] ? ipip_gro_receive+0xf0/0xf0 [ 68.392132] sock_sendmsg+0xb7/0xf0 [ 68.395773] ___sys_sendmsg+0x649/0x950 [ 68.399744] ? find_held_lock+0x36/0x1d0 [ 68.403802] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.408559] ? __fget+0x278/0x400 [ 68.412009] ? kasan_check_read+0x11/0x20 [ 68.416155] ? __fget+0x295/0x400 [ 68.419637] ? __f_unlock_pos+0xd/0x10 [ 68.423600] ? __fget_light+0x174/0x1e0 [ 68.427565] ? __fdget+0xe/0x10 [ 68.430849] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.435702] __sys_sendmsg+0xd9/0x180 [ 68.439500] ? __ia32_sys_shutdown+0x70/0x70 [ 68.443918] ? __sb_end_write+0xa4/0xd0 [ 68.447898] ? kasan_check_write+0x14/0x20 [ 68.452175] ? fput+0x18/0x120 [ 68.455436] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.460830] __x64_sys_sendmsg+0x73/0xb0 [ 68.464903] do_syscall_64+0xd6/0x4e0 [ 68.468699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.473885] RIP: 0033:0x458da9 [ 68.477086] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.496219] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.503926] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 68.515627] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.522912] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.530282] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 68.538246] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.545602] CPU: 1 PID: 7187 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 68.553513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.562866] Call Trace: [ 68.565473] dump_stack+0x123/0x177 [ 68.569128] should_fail.cold.4+0x5/0x13 [ 68.573318] ? kasan_unpoison_shadow+0x35/0x50 [ 68.577908] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.583023] ? __kmalloc_node_track_caller+0x50/0x70 [ 68.588159] __should_failslab+0xba/0xf0 [ 68.592220] should_failslab+0x9/0x14 [ 68.596050] kmem_cache_alloc+0x47/0x730 [ 68.599221] FAULT_INJECTION: forcing a failure. [ 68.599221] name failslab, interval 1, probability 0, space 0, times 0 [ 68.600112] ? skb_scrub_packet+0x3c0/0x3c0 [ 68.615623] sctp_chunkify+0x46/0x270 [ 68.619422] _sctp_make_chunk+0x128/0x260 [ 68.623599] sctp_make_init_ack+0x9f0/0x13f0 [ 68.628023] ? sctp_make_init+0xc20/0xc20 [ 68.632177] ? crng_backtrack_protect+0x80/0x80 [ 68.636984] ? sctp_verify_init+0x1660/0x1660 [ 68.641480] ? sctp_copy_one_addr+0xca/0xf0 [ 68.645977] ? sctp_bind_addr_copy+0xe6/0x26d [ 68.652564] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 68.658403] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 68.664078] ? dccp_diag_dump+0x20/0x20 [ 68.668061] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 68.672645] sctp_do_sm+0x117/0x53b0 [ 68.676360] ? __lock_acquire+0x792/0x4980 [ 68.680593] ? __kernel_text_address+0xd/0x40 [ 68.685095] ? unwind_get_return_address+0x61/0xa0 [ 68.690177] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.696235] ? mark_held_locks+0x130/0x130 [ 68.700470] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 68.705923] ? check_noncircular+0x20/0x20 [ 68.710206] ? save_stack+0xa9/0xd0 [ 68.713821] ? save_stack+0x43/0xd0 [ 68.717449] ? kasan_kmalloc+0xc7/0xe0 [ 68.721332] ? kasan_slab_alloc+0x12/0x20 [ 68.725759] ? find_held_lock+0x36/0x1d0 [ 68.730253] ? mark_held_locks+0xc7/0x130 [ 68.734407] ? ktime_get+0x1a6/0x240 [ 68.738180] ? kvm_clock_read+0x18/0x30 [ 68.742324] ? kvm_clock_get_cycles+0x9/0x10 [ 68.746734] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.750982] ? mark_held_locks+0x130/0x130 [ 68.755241] sctp_inq_push+0x1aa/0x240 [ 68.759131] sctp_backlog_rcv+0x1ac/0x1280 [ 68.763365] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.767789] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.772378] ? sctp_hash_key+0x5b0/0x5b0 [ 68.776433] ? __release_sock+0xd0/0x360 [ 68.780493] ? __release_sock+0xd0/0x360 [ 68.784565] ? __local_bh_enable_ip+0x160/0x260 [ 68.789240] __release_sock+0x10c/0x360 [ 68.793236] release_sock+0x4f/0x180 [ 68.796969] sctp_wait_for_connect+0x22c/0x4c0 [ 68.801817] ? refcount_inc_checked+0x30/0x30 [ 68.806307] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.811281] ? finish_wait+0x290/0x290 [ 68.815302] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.819708] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 68.824390] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.829531] ? sctp_clear_owner_w+0x100/0x100 [ 68.834025] ? lock_downgrade+0x860/0x860 [ 68.838175] ? kasan_check_read+0x11/0x20 [ 68.842334] sctp_sendmsg+0xd4f/0x17e0 [ 68.846216] ? rw_copy_check_uvector+0x66/0x340 [ 68.851021] ? sctp_id2assoc+0x250/0x250 [ 68.855067] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.860435] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.865194] inet_sendmsg+0x10d/0x450 [ 68.869092] ? security_socket_sendmsg+0x50/0x90 [ 68.873865] ? ipip_gro_receive+0xf0/0xf0 [ 68.878021] sock_sendmsg+0xb7/0xf0 [ 68.881652] ___sys_sendmsg+0x649/0x950 [ 68.885620] ? find_held_lock+0x36/0x1d0 [ 68.889699] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.894448] ? __fget+0x278/0x400 [ 68.897903] ? kasan_check_read+0x11/0x20 [ 68.902071] ? __fget+0x295/0x400 [ 68.905615] ? __f_unlock_pos+0xd/0x10 [ 68.909506] ? __fget_light+0x174/0x1e0 [ 68.913497] ? __fdget+0xe/0x10 [ 68.916800] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.921647] __sys_sendmsg+0xd9/0x180 [ 68.925466] ? __ia32_sys_shutdown+0x70/0x70 [ 68.929870] ? __sb_end_write+0xa4/0xd0 [ 68.933862] ? kasan_check_write+0x14/0x20 [ 68.938213] ? fput+0x18/0x120 [ 68.941406] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.946850] __x64_sys_sendmsg+0x73/0xb0 [ 68.951149] do_syscall_64+0xd6/0x4e0 [ 68.954944] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.960130] RIP: 0033:0x458da9 [ 68.963363] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.982260] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.989966] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 68.997236] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.004600] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.012298] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 69.019560] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.026842] CPU: 0 PID: 7202 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 69.034641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.044092] Call Trace: [ 69.046690] dump_stack+0x123/0x177 [ 69.050354] should_fail.cold.4+0x5/0x13 [ 69.054430] ? sctp_make_init_ack+0x2f7/0x13f0 [ 69.059045] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.064149] ? __release_sock+0x10c/0x360 [ 69.067553] FAULT_INJECTION: forcing a failure. [ 69.067553] name failslab, interval 1, probability 0, space 0, times 0 [ 69.068295] ? release_sock+0x4f/0x180 [ 69.068301] ? sctp_wait_for_connect+0x22c/0x4c0 [ 69.068305] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.068309] ? sctp_sendmsg+0xd4f/0x17e0 [ 69.068324] __should_failslab+0xba/0xf0 [ 69.101667] should_failslab+0x9/0x14 [ 69.105483] kmem_cache_alloc_node_trace+0x5a/0x740 [ 69.110562] __kmalloc_node_track_caller+0x3c/0x70 [ 69.115592] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 69.120346] __alloc_skb+0xd7/0x580 [ 69.123964] ? skb_scrub_packet+0x3c0/0x3c0 [ 69.128305] _sctp_make_chunk+0x3f/0x260 [ 69.132369] sctp_make_init_ack+0x9f0/0x13f0 [ 69.136777] ? sctp_make_init+0xc20/0xc20 [ 69.141465] ? crng_backtrack_protect+0x80/0x80 [ 69.146131] ? sctp_verify_init+0x1660/0x1660 [ 69.150622] ? sctp_copy_one_addr+0xca/0xf0 [ 69.154956] ? sctp_bind_addr_copy+0xe6/0x26d [ 69.159453] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 69.165246] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 69.170862] ? dccp_diag_dump+0x20/0x20 [ 69.174832] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 69.179409] sctp_do_sm+0x117/0x53b0 [ 69.183122] ? __lock_acquire+0x792/0x4980 [ 69.187360] ? __kernel_text_address+0xd/0x40 [ 69.191850] ? unwind_get_return_address+0x61/0xa0 [ 69.196774] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.202834] ? mark_held_locks+0x130/0x130 [ 69.207083] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.213313] ? check_noncircular+0x20/0x20 [ 69.217565] ? save_stack+0xa9/0xd0 [ 69.221190] ? save_stack+0x43/0xd0 [ 69.224815] ? kasan_kmalloc+0xc7/0xe0 [ 69.228805] ? kasan_slab_alloc+0x12/0x20 [ 69.232949] ? find_held_lock+0x36/0x1d0 [ 69.237013] ? mark_held_locks+0xc7/0x130 [ 69.241163] ? ktime_get+0x1a6/0x240 [ 69.244879] ? kvm_clock_read+0x18/0x30 [ 69.248950] ? kvm_clock_get_cycles+0x9/0x10 [ 69.253352] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.257581] ? mark_held_locks+0x130/0x130 [ 69.261823] sctp_inq_push+0x1aa/0x240 [ 69.265710] sctp_backlog_rcv+0x1ac/0x1280 [ 69.269945] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.274348] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.279132] ? sctp_hash_key+0x5b0/0x5b0 [ 69.283184] ? __release_sock+0xd0/0x360 [ 69.287242] ? __release_sock+0xd0/0x360 [ 69.291556] ? __local_bh_enable_ip+0x160/0x260 [ 69.296218] __release_sock+0x10c/0x360 [ 69.300200] release_sock+0x4f/0x180 [ 69.304641] sctp_wait_for_connect+0x22c/0x4c0 [ 69.309216] ? refcount_inc_checked+0x30/0x30 [ 69.313718] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.318640] ? finish_wait+0x290/0x290 [ 69.322528] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.326965] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.331643] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.336401] ? sctp_clear_owner_w+0x100/0x100 [ 69.340891] ? lock_downgrade+0x860/0x860 [ 69.345037] ? kasan_check_read+0x11/0x20 [ 69.349181] sctp_sendmsg+0xd4f/0x17e0 [ 69.353059] ? rw_copy_check_uvector+0x66/0x340 [ 69.357722] ? sctp_id2assoc+0x250/0x250 [ 69.361778] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.367158] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.372077] inet_sendmsg+0x10d/0x450 [ 69.375873] ? security_socket_sendmsg+0x50/0x90 [ 69.380628] ? ipip_gro_receive+0xf0/0xf0 [ 69.384769] sock_sendmsg+0xb7/0xf0 [ 69.388389] ___sys_sendmsg+0x649/0x950 [ 69.392364] ? find_held_lock+0x36/0x1d0 [ 69.396414] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.401175] ? __fget+0x278/0x400 [ 69.404625] ? kasan_check_read+0x11/0x20 [ 69.408767] ? __fget+0x295/0x400 [ 69.412251] ? __f_unlock_pos+0xd/0x10 [ 69.416146] ? __fget_light+0x174/0x1e0 [ 69.420129] ? __fdget+0xe/0x10 [ 69.423406] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.428341] __sys_sendmsg+0xd9/0x180 [ 69.432152] ? __ia32_sys_shutdown+0x70/0x70 [ 69.436661] ? __sb_end_write+0xa4/0xd0 [ 69.440638] ? kasan_check_write+0x14/0x20 [ 69.444863] ? fput+0x18/0x120 [ 69.448093] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.453470] __x64_sys_sendmsg+0x73/0xb0 [ 69.457525] do_syscall_64+0xd6/0x4e0 [ 69.461344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.466549] RIP: 0033:0x458da9 [ 69.469730] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.488715] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.496530] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 [ 69.503795] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.511060] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.518325] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 69.525595] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.532884] CPU: 1 PID: 7204 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 69.540716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.550078] Call Trace: [ 69.552828] dump_stack+0x123/0x177 [ 69.556483] should_fail.cold.4+0x5/0x13 [ 69.560658] ? unwind_get_return_address+0x61/0xa0 [ 69.565712] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.570819] ? __lock_acquire+0x792/0x4980 [ 69.575057] __should_failslab+0xba/0xf0 [ 69.579158] should_failslab+0x9/0x14 [ 69.582975] kmem_cache_alloc_node+0x56/0x730 [ 69.587518] __alloc_skb+0xa7/0x580 [ 69.588582] FAULT_INJECTION: forcing a failure. [ 69.588582] name failslab, interval 1, probability 0, space 0, times 0 [ 69.591405] ? skb_scrub_packet+0x3c0/0x3c0 [ 69.591416] ? find_held_lock+0x36/0x1d0 [ 69.591427] sctp_packet_transmit+0x26b/0x3490 [ 69.591442] ? sctp_packet_config+0x7aa/0xea0 [ 69.620259] ? kasan_check_read+0x11/0x20 [ 69.624532] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 69.629722] ? sctp_packet_config+0xea0/0xea0 [ 69.634223] ? sctp_packet_append_chunk+0x890/0xef0 [ 69.639241] ? sctp_outq_select_transport+0x1fa/0x730 [ 69.644449] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 69.650072] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.655524] ? sctp_verify_init+0x1650/0x1660 [ 69.660017] ? sctp_copy_one_addr+0xca/0xf0 [ 69.664348] sctp_outq_flush+0xd0/0x22f0 [ 69.668420] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 69.674391] ? __sctp_outq_teardown+0xc30/0xc30 [ 69.679067] ? sctp_outq_tail+0x58c/0x970 [ 69.683223] sctp_outq_uncork+0x49/0x60 [ 69.687362] sctp_do_sm+0x3711/0x53b0 [ 69.691163] ? __lock_acquire+0x792/0x4980 [ 69.695416] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.701486] ? mark_held_locks+0x130/0x130 [ 69.705738] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.711191] ? check_noncircular+0x20/0x20 [ 69.715421] ? save_stack+0xa9/0xd0 [ 69.719041] ? save_stack+0x43/0xd0 [ 69.722776] ? kasan_kmalloc+0xc7/0xe0 [ 69.726652] ? kasan_slab_alloc+0x12/0x20 [ 69.730794] ? find_held_lock+0x36/0x1d0 [ 69.734855] ? mark_held_locks+0xc7/0x130 [ 69.739001] ? ktime_get+0x1a6/0x240 [ 69.742707] ? kvm_clock_read+0x18/0x30 [ 69.746684] ? kvm_clock_get_cycles+0x9/0x10 [ 69.751104] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.755464] ? mark_held_locks+0x130/0x130 [ 69.759831] sctp_inq_push+0x1aa/0x240 [ 69.763724] sctp_backlog_rcv+0x1ac/0x1280 [ 69.767969] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.772365] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.776942] ? sctp_hash_key+0x5b0/0x5b0 [ 69.780999] ? __release_sock+0xd0/0x360 [ 69.785078] ? __release_sock+0xd0/0x360 [ 69.789146] ? __local_bh_enable_ip+0x160/0x260 [ 69.793819] __release_sock+0x10c/0x360 [ 69.797793] release_sock+0x4f/0x180 [ 69.801508] sctp_wait_for_connect+0x22c/0x4c0 [ 69.806086] ? refcount_inc_checked+0x30/0x30 [ 69.810924] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.815681] ? finish_wait+0x290/0x290 [ 69.819585] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.823992] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.828662] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.833423] ? sctp_clear_owner_w+0x100/0x100 [ 69.837913] ? lock_downgrade+0x860/0x860 [ 69.842092] ? kasan_check_read+0x11/0x20 [ 69.846253] sctp_sendmsg+0xd4f/0x17e0 [ 69.850312] ? rw_copy_check_uvector+0x66/0x340 [ 69.855020] ? sctp_id2assoc+0x250/0x250 [ 69.859357] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.865165] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.869919] inet_sendmsg+0x10d/0x450 [ 69.873715] ? security_socket_sendmsg+0x50/0x90 [ 69.878652] ? ipip_gro_receive+0xf0/0xf0 [ 69.882804] sock_sendmsg+0xb7/0xf0 [ 69.886428] ___sys_sendmsg+0x649/0x950 [ 69.891091] ? find_held_lock+0x36/0x1d0 [ 69.895145] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.899910] ? __fget+0x278/0x400 [ 69.903357] ? kasan_check_read+0x11/0x20 [ 69.907521] ? __fget+0x295/0x400 [ 69.910987] ? __f_unlock_pos+0xd/0x10 [ 69.914868] ? __fget_light+0x174/0x1e0 [ 69.918841] ? __fdget+0xe/0x10 [ 69.922182] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.927462] __sys_sendmsg+0xd9/0x180 [ 69.931260] ? __ia32_sys_shutdown+0x70/0x70 [ 69.935671] ? __sb_end_write+0xa4/0xd0 [ 69.939913] ? kasan_check_write+0x14/0x20 [ 69.944156] ? fput+0x18/0x120 [ 69.947355] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.952723] __x64_sys_sendmsg+0x73/0xb0 [ 69.956798] do_syscall_64+0xd6/0x4e0 [ 69.960609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.965796] RIP: 0033:0x458da9 [ 69.969143] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.988433] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.996245] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 70.003612] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.010980] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.018246] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 70.025528] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.032812] CPU: 0 PID: 7208 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 70.040619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.049982] Call Trace: [ 70.052585] dump_stack+0x123/0x177 [ 70.056258] should_fail.cold.4+0x5/0x13 [ 70.060323] ? unwind_get_return_address+0x61/0xa0 [ 70.062310] FAULT_INJECTION: forcing a failure. [ 70.062310] name failslab, interval 1, probability 0, space 0, times 0 [ 70.065249] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.065257] ? __lock_acquire+0x792/0x4980 [ 70.065270] __should_failslab+0xba/0xf0 [ 70.065278] should_failslab+0x9/0x14 [ 70.065284] kmem_cache_alloc_node+0x56/0x730 [ 70.065298] __alloc_skb+0xa7/0x580 [ 70.102370] ? skb_scrub_packet+0x3c0/0x3c0 [ 70.106711] ? find_held_lock+0x36/0x1d0 [ 70.110795] sctp_packet_transmit+0x26b/0x3490 [ 70.115392] ? sctp_packet_config+0x7aa/0xea0 [ 70.119903] ? kasan_check_read+0x11/0x20 [ 70.124086] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 70.129272] ? sctp_packet_config+0xea0/0xea0 [ 70.133768] ? sctp_packet_append_chunk+0x890/0xef0 [ 70.138782] ? sctp_outq_select_transport+0x1fa/0x730 [ 70.144079] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 70.149701] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 70.155152] ? sctp_verify_init+0x1650/0x1660 [ 70.159641] ? sctp_copy_one_addr+0xca/0xf0 [ 70.163967] sctp_outq_flush+0xd0/0x22f0 [ 70.168026] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 70.174120] ? __sctp_outq_teardown+0xc30/0xc30 [ 70.178786] ? sctp_outq_tail+0x58c/0x970 [ 70.182934] sctp_outq_uncork+0x49/0x60 [ 70.186908] sctp_do_sm+0x3711/0x53b0 [ 70.190705] ? __lock_acquire+0x792/0x4980 [ 70.195112] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.201172] ? mark_held_locks+0x130/0x130 [ 70.205392] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 70.210838] ? check_noncircular+0x20/0x20 [ 70.215092] ? save_stack+0xa9/0xd0 [ 70.218801] ? save_stack+0x43/0xd0 [ 70.222425] ? kasan_kmalloc+0xc7/0xe0 [ 70.226304] ? kasan_slab_alloc+0x12/0x20 [ 70.230465] ? find_held_lock+0x36/0x1d0 [ 70.235760] ? mark_held_locks+0xc7/0x130 [ 70.239914] ? ktime_get+0x1a6/0x240 [ 70.243651] ? kvm_clock_read+0x18/0x30 [ 70.247629] ? kvm_clock_get_cycles+0x9/0x10 [ 70.252147] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.256398] ? mark_held_locks+0x130/0x130 [ 70.260645] sctp_inq_push+0x1aa/0x240 [ 70.264538] sctp_backlog_rcv+0x1ac/0x1280 [ 70.268768] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.273186] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.277773] ? sctp_hash_key+0x5b0/0x5b0 [ 70.282016] ? __release_sock+0xd0/0x360 [ 70.286098] ? __release_sock+0xd0/0x360 [ 70.290178] ? __local_bh_enable_ip+0x160/0x260 [ 70.294881] __release_sock+0x10c/0x360 [ 70.298863] release_sock+0x4f/0x180 [ 70.302580] sctp_wait_for_connect+0x22c/0x4c0 [ 70.307166] ? refcount_inc_checked+0x30/0x30 [ 70.311667] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.316417] ? finish_wait+0x290/0x290 [ 70.320338] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.324865] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 70.329557] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.334328] ? sctp_clear_owner_w+0x100/0x100 [ 70.338834] ? lock_downgrade+0x860/0x860 [ 70.343942] ? kasan_check_read+0x11/0x20 [ 70.348112] sctp_sendmsg+0xd4f/0x17e0 [ 70.352009] ? rw_copy_check_uvector+0x66/0x340 [ 70.356704] ? sctp_id2assoc+0x250/0x250 [ 70.360786] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.366193] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.370975] inet_sendmsg+0x10d/0x450 [ 70.374774] ? security_socket_sendmsg+0x50/0x90 [ 70.379539] ? ipip_gro_receive+0xf0/0xf0 [ 70.383693] sock_sendmsg+0xb7/0xf0 [ 70.387443] ___sys_sendmsg+0x649/0x950 [ 70.391406] ? find_held_lock+0x36/0x1d0 [ 70.395455] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.400216] ? __fget+0x278/0x400 [ 70.403665] ? kasan_check_read+0x11/0x20 [ 70.407812] ? __fget+0x295/0x400 [ 70.411288] ? __f_unlock_pos+0xd/0x10 [ 70.415180] ? __fget_light+0x174/0x1e0 [ 70.419289] ? __fdget+0xe/0x10 [ 70.422572] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.427421] __sys_sendmsg+0xd9/0x180 [ 70.431311] ? __ia32_sys_shutdown+0x70/0x70 [ 70.435718] ? __sb_end_write+0xa4/0xd0 [ 70.439689] ? kasan_check_write+0x14/0x20 [ 70.443935] ? fput+0x18/0x120 [ 70.447309] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.452688] __x64_sys_sendmsg+0x73/0xb0 [ 70.456898] do_syscall_64+0xd6/0x4e0 [ 70.460690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.465943] RIP: 0033:0x458da9 [ 70.469207] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.488462] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.497256] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 70.504542] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.511824] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.519096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 70.526378] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.533660] CPU: 1 PID: 7214 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 70.541459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.550847] Call Trace: [ 70.553443] dump_stack+0x123/0x177 [ 70.557161] should_fail.cold.4+0x5/0x13 [ 70.561236] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.566352] ? sctp_stream_alloc_in+0x23/0x230 [ 70.571364] ? sctp_stream_init+0x1ba/0x330 [ 70.575681] ? sctp_process_init+0x1c24/0x2d50 [ 70.580262] ? sctp_do_sm+0xa0f/0x53b0 [ 70.584154] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.588551] ? sctp_inq_push+0x1aa/0x240 [ 70.592642] ? sctp_backlog_rcv+0x1ac/0x1280 [ 70.597083] ? __release_sock+0x10c/0x360 [ 70.601340] __should_failslab+0xba/0xf0 [ 70.605398] should_failslab+0x9/0x14 [ 70.609313] kmem_cache_alloc+0x47/0x730 [ 70.613391] ? save_stack+0x43/0xd0 [ 70.617183] ? kasan_kmalloc+0xc7/0xe0 [ 70.621198] ? __kmalloc+0x15b/0x770 [ 70.624912] ? sctp_tsnmap_init+0x161/0x220 [ 70.629235] ? sctp_process_init+0x1bb0/0x2d50 [ 70.633820] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 70.639447] ? __sys_sendmsg+0xd9/0x180 [ 70.643543] idr_get_free+0x4f5/0xa29 [ 70.647501] idr_alloc_u32+0x146/0x360 [ 70.651388] ? rcu_read_lock_sched_held+0x108/0x120 [ 70.656402] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 70.661242] ? memset+0x31/0x40 [ 70.664532] idr_alloc_cyclic+0xeb/0x1e0 [ 70.669640] ? idr_alloc+0xc0/0xc0 [ 70.673203] ? kasan_check_write+0x14/0x20 [ 70.677489] ? do_raw_spin_lock+0xd0/0x240 [ 70.681749] sctp_assoc_set_id+0x76/0x140 [ 70.685992] sctp_process_init+0x205b/0x2d50 [ 70.690583] ? sctp_verify_init+0x1660/0x1660 [ 70.695188] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 70.699907] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 70.704578] ? save_stack+0x43/0xd0 [ 70.708201] ? __kasan_slab_free+0x102/0x150 [ 70.712841] ? kasan_slab_free+0xe/0x10 [ 70.716838] sctp_do_sm+0xa0f/0x53b0 [ 70.720725] ? __lock_acquire+0x792/0x4980 [ 70.724972] ? sctp_sendmsg+0xd4f/0x17e0 [ 70.729026] ? inet_sendmsg+0x10d/0x450 [ 70.733123] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.739425] ? mark_held_locks+0x130/0x130 [ 70.743663] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 70.748785] ? quarantine_put+0x11b/0x1c0 [ 70.752973] ? find_held_lock+0x36/0x1d0 [ 70.757039] ? kvm_clock_read+0x18/0x30 [ 70.761116] ? kvm_clock_get_cycles+0x9/0x10 [ 70.765525] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.769758] ? mark_held_locks+0x130/0x130 [ 70.774004] sctp_inq_push+0x1aa/0x240 [ 70.777897] sctp_backlog_rcv+0x1ac/0x1280 [ 70.782128] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.786554] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.791238] ? sctp_hash_key+0x5b0/0x5b0 [ 70.795470] ? __release_sock+0xd0/0x360 [ 70.799540] ? __release_sock+0xd0/0x360 [ 70.803604] ? __local_bh_enable_ip+0x160/0x260 [ 70.808278] __release_sock+0x10c/0x360 [ 70.812267] release_sock+0x4f/0x180 [ 70.816008] sctp_wait_for_connect+0x22c/0x4c0 [ 70.820608] ? refcount_inc_checked+0x30/0x30 [ 70.825107] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.829855] ? finish_wait+0x290/0x290 [ 70.833744] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.838262] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 70.842952] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.847820] ? sctp_clear_owner_w+0x100/0x100 [ 70.852357] ? lock_downgrade+0x860/0x860 [ 70.856649] ? kasan_check_read+0x11/0x20 [ 70.860805] sctp_sendmsg+0xd4f/0x17e0 [ 70.864691] ? rw_copy_check_uvector+0x66/0x340 [ 70.869383] ? sctp_id2assoc+0x250/0x250 [ 70.873468] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.878840] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.883599] inet_sendmsg+0x10d/0x450 [ 70.887393] ? security_socket_sendmsg+0x50/0x90 [ 70.892245] ? ipip_gro_receive+0xf0/0xf0 [ 70.896387] sock_sendmsg+0xb7/0xf0 [ 70.900013] ___sys_sendmsg+0x649/0x950 [ 70.903989] ? find_held_lock+0x36/0x1d0 [ 70.908045] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.912811] ? __fget+0x278/0x400 [ 70.916526] ? kasan_check_read+0x11/0x20 [ 70.920671] ? __fget+0x295/0x400 [ 70.924130] ? __f_unlock_pos+0xd/0x10 [ 70.928041] ? __fget_light+0x174/0x1e0 [ 70.932021] ? __fdget+0xe/0x10 [ 70.935294] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.940138] __sys_sendmsg+0xd9/0x180 [ 70.943941] ? __ia32_sys_shutdown+0x70/0x70 [ 70.948347] ? __sb_end_write+0xa4/0xd0 [ 70.952322] ? kasan_check_write+0x14/0x20 [ 70.957035] ? fput+0x18/0x120 [ 70.960232] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.965605] __x64_sys_sendmsg+0x73/0xb0 [ 70.969676] do_syscall_64+0xd6/0x4e0 [ 70.973473] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.978928] RIP: 0033:0x458da9 [ 70.982117] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.001022] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.008742] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 [ 71.016033] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.023301] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.030595] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 71.037865] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.045159] CPU: 0 PID: 7186 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 71.052966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.061748] FAULT_INJECTION: forcing a failure. [ 71.061748] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.062314] Call Trace: [ 71.062325] dump_stack+0x123/0x177 [ 71.062337] should_fail.cold.4+0x5/0x13 [ 71.084494] ? unwind_get_return_address+0x61/0xa0 [ 71.089440] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.094541] ? __lock_acquire+0x792/0x4980 [ 71.098785] __should_failslab+0xba/0xf0 [ 71.102846] should_failslab+0x9/0x14 [ 71.106647] kmem_cache_alloc_node+0x56/0x730 [ 71.111147] __alloc_skb+0xa7/0x580 [ 71.114758] ? skb_scrub_packet+0x3c0/0x3c0 [ 71.119199] ? find_held_lock+0x36/0x1d0 [ 71.123277] sctp_packet_transmit+0x26b/0x3490 [ 71.127960] ? sctp_packet_config+0x7aa/0xea0 [ 71.132455] ? kasan_check_read+0x11/0x20 [ 71.136598] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 71.141774] ? sctp_packet_config+0xea0/0xea0 [ 71.146273] ? sctp_packet_append_chunk+0x890/0xef0 [ 71.151291] ? sctp_outq_select_transport+0x1fa/0x730 [ 71.156486] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 71.162128] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 71.167580] ? sctp_verify_init+0x1650/0x1660 [ 71.172078] ? sctp_copy_one_addr+0xca/0xf0 [ 71.176421] sctp_outq_flush+0xd0/0x22f0 [ 71.180492] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 71.186649] ? __sctp_outq_teardown+0xc30/0xc30 [ 71.191322] ? sctp_outq_tail+0x58c/0x970 [ 71.195469] sctp_outq_uncork+0x49/0x60 [ 71.199436] sctp_do_sm+0x3711/0x53b0 [ 71.203231] ? __lock_acquire+0x792/0x4980 [ 71.207478] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.213617] ? mark_held_locks+0x130/0x130 [ 71.217847] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 71.223293] ? check_noncircular+0x20/0x20 [ 71.227609] ? save_stack+0xa9/0xd0 [ 71.232445] ? save_stack+0x43/0xd0 [ 71.236065] ? kasan_kmalloc+0xc7/0xe0 [ 71.239948] ? kasan_slab_alloc+0x12/0x20 [ 71.244192] ? find_held_lock+0x36/0x1d0 [ 71.248262] ? mark_held_locks+0xc7/0x130 [ 71.252426] ? ktime_get+0x1a6/0x240 [ 71.256128] ? kvm_clock_read+0x18/0x30 [ 71.260098] ? kvm_clock_get_cycles+0x9/0x10 [ 71.264510] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.268737] ? mark_held_locks+0x130/0x130 [ 71.272981] sctp_inq_push+0x1aa/0x240 [ 71.276867] sctp_backlog_rcv+0x1ac/0x1280 [ 71.281102] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.285516] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.290096] ? sctp_hash_key+0x5b0/0x5b0 [ 71.294143] ? __release_sock+0xd0/0x360 [ 71.298420] ? __release_sock+0xd0/0x360 [ 71.302488] ? __local_bh_enable_ip+0x160/0x260 [ 71.307176] __release_sock+0x10c/0x360 [ 71.311246] release_sock+0x4f/0x180 [ 71.315076] sctp_wait_for_connect+0x22c/0x4c0 [ 71.319879] ? refcount_inc_checked+0x30/0x30 [ 71.324397] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.329141] ? finish_wait+0x290/0x290 [ 71.333033] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.337445] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 71.342247] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.347108] ? sctp_clear_owner_w+0x100/0x100 [ 71.351619] ? lock_downgrade+0x860/0x860 [ 71.355785] ? kasan_check_read+0x11/0x20 [ 71.359935] sctp_sendmsg+0xd4f/0x17e0 [ 71.363840] ? rw_copy_check_uvector+0x66/0x340 [ 71.368503] ? sctp_id2assoc+0x250/0x250 [ 71.372563] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.377934] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.382690] inet_sendmsg+0x10d/0x450 [ 71.386484] ? security_socket_sendmsg+0x50/0x90 [ 71.391239] ? ipip_gro_receive+0xf0/0xf0 [ 71.395524] sock_sendmsg+0xb7/0xf0 [ 71.399161] ___sys_sendmsg+0x649/0x950 [ 71.403141] ? find_held_lock+0x36/0x1d0 [ 71.407225] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.411995] ? __fget+0x278/0x400 [ 71.415520] ? kasan_check_read+0x11/0x20 [ 71.419842] ? __fget+0x295/0x400 [ 71.423299] ? __f_unlock_pos+0xd/0x10 [ 71.427196] ? __fget_light+0x174/0x1e0 [ 71.431159] ? __fdget+0xe/0x10 [ 71.434453] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.439295] __sys_sendmsg+0xd9/0x180 [ 71.443095] ? __ia32_sys_shutdown+0x70/0x70 [ 71.447508] ? __sb_end_write+0xa4/0xd0 [ 71.451485] ? kasan_check_write+0x14/0x20 [ 71.455793] ? fput+0x18/0x120 [ 71.458992] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.464372] __x64_sys_sendmsg+0x73/0xb0 [ 71.468458] do_syscall_64+0xd6/0x4e0 [ 71.472265] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.477456] RIP: 0033:0x458da9 [ 71.480655] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.499734] RSP: 002b:00007f524c4ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.507446] RAX: ffffffffffffffda RBX: 00007f524c4ffc90 RCX: 0000000000458da9 [ 71.514712] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.522095] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.529368] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f524c5006d4 [ 71.536748] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.544076] CPU: 1 PID: 7219 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 71.551994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.561349] Call Trace: [ 71.563945] dump_stack+0x123/0x177 [ 71.567727] should_fail.cold.4+0x5/0x13 [ 71.571801] ? __lock_acquire+0x792/0x4980 [ 71.576038] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.581146] ? __lock_acquire+0x792/0x4980 [ 71.584539] FAULT_INJECTION: forcing a failure. [ 71.584539] name failslab, interval 1, probability 0, space 0, times 0 [ 71.585411] __alloc_pages_nodemask+0x1d5/0x710 [ 71.585419] ? mark_held_locks+0x130/0x130 [ 71.585433] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 71.585438] ? mark_held_locks+0x130/0x130 [ 71.585450] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.585458] cache_grow_begin+0x91/0x8d0 [ 71.585465] ? kmem_cache_alloc_trace+0xa0/0x750 [ 71.610065] FAULT_INJECTION: forcing a failure. [ 71.610065] name failslab, interval 1, probability 0, space 0, times 0 [ 71.610577] kmem_cache_alloc_trace+0x67e/0x750 [ 71.644631] sctp_add_bind_addr+0x5f/0x320 [ 71.648875] sctp_copy_local_addr_list+0x2bb/0x400 [ 71.653809] ? sctp_defaults_init+0xb10/0xb10 [ 71.658311] ? get_random_bytes+0x2f/0x40 [ 71.662584] ? crng_backtrack_protect+0x80/0x80 [ 71.667246] sctp_copy_one_addr+0x47/0xf0 [ 71.671415] ? sctp_copy_one_addr+0x47/0xf0 [ 71.675735] sctp_bind_addr_copy+0xe6/0x26d [ 71.680059] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 71.685619] sctp_sendmsg_new_asoc+0x2ef/0xdc0 [ 71.690216] ? sctp_autobind+0x1e0/0x1e0 [ 71.694276] ? __local_bh_enable_ip+0x160/0x260 [ 71.698946] ? lock_sock_nested+0xc5/0x100 [ 71.703194] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.707781] ? __local_bh_enable_ip+0x160/0x260 [ 71.709456] FAULT_INJECTION: forcing a failure. [ 71.709456] name failslab, interval 1, probability 0, space 0, times 0 [ 71.712450] ? lock_sock_nested+0x82/0x100 [ 71.712458] ? trace_hardirqs_on+0x28/0x190 [ 71.712462] ? lock_sock_nested+0x82/0x100 [ 71.712466] ? lock_sock_nested+0x82/0x100 [ 71.712472] ? __local_bh_enable_ip+0x160/0x260 [ 71.712486] sctp_sendmsg+0x116e/0x17e0 [ 71.729358] FAULT_INJECTION: forcing a failure. [ 71.729358] name failslab, interval 1, probability 0, space 0, times 0 [ 71.732211] ? rw_copy_check_uvector+0x66/0x340 [ 71.732223] ? sctp_id2assoc+0x250/0x250 [ 71.732232] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.732246] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.779647] inet_sendmsg+0x10d/0x450 [ 71.783551] ? security_socket_sendmsg+0x50/0x90 [ 71.788330] ? ipip_gro_receive+0xf0/0xf0 [ 71.791751] FAULT_INJECTION: forcing a failure. [ 71.791751] name failslab, interval 1, probability 0, space 0, times 0 [ 71.792490] sock_sendmsg+0xb7/0xf0 [ 71.792498] ___sys_sendmsg+0x649/0x950 [ 71.792510] ? find_held_lock+0x36/0x1d0 [ 71.792517] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.792528] ? __fget+0x278/0x400 [ 71.823632] ? kasan_check_read+0x11/0x20 [ 71.827809] ? __fget+0x295/0x400 [ 71.831273] ? __f_unlock_pos+0xd/0x10 [ 71.835260] ? __fget_light+0x174/0x1e0 [ 71.839245] ? __fdget+0xe/0x10 [ 71.842620] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.847589] __sys_sendmsg+0xd9/0x180 [ 71.851385] ? __ia32_sys_shutdown+0x70/0x70 [ 71.855793] ? __sb_end_write+0xa4/0xd0 [ 71.859943] ? kasan_check_write+0x14/0x20 [ 71.864174] ? fput+0x18/0x120 [ 71.867361] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.872723] __x64_sys_sendmsg+0x73/0xb0 [ 71.876777] do_syscall_64+0xd6/0x4e0 [ 71.880589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.885776] RIP: 0033:0x458da9 [ 71.888960] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.908034] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.915755] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 71.923265] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 71.930531] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.937800] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 71.945177] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.952693] CPU: 0 PID: 7229 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 71.960493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.969947] Call Trace: [ 71.972531] dump_stack+0x123/0x177 [ 71.976158] should_fail.cold.4+0x5/0x13 [ 71.980390] ? unwind_get_return_address+0x61/0xa0 [ 71.985447] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.990546] ? __lock_acquire+0x792/0x4980 [ 71.994779] __should_failslab+0xba/0xf0 [ 71.998833] should_failslab+0x9/0x14 [ 72.002628] kmem_cache_alloc_node+0x56/0x730 [ 72.007122] __alloc_skb+0xa7/0x580 [ 72.010824] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.015146] ? find_held_lock+0x36/0x1d0 [ 72.019286] sctp_packet_transmit+0x26b/0x3490 [ 72.023965] ? sctp_packet_config+0x7aa/0xea0 [ 72.028458] ? kasan_check_read+0x11/0x20 [ 72.032591] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 72.037778] ? sctp_packet_config+0xea0/0xea0 [ 72.042280] ? sctp_packet_append_chunk+0x890/0xef0 [ 72.047307] ? sctp_outq_select_transport+0x1fa/0x730 [ 72.052498] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 72.058137] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 72.063590] ? sctp_verify_init+0x1650/0x1660 [ 72.068078] ? sctp_copy_one_addr+0xca/0xf0 [ 72.072412] sctp_outq_flush+0xd0/0x22f0 [ 72.076467] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 72.082434] ? __sctp_outq_teardown+0xc30/0xc30 [ 72.087099] ? sctp_outq_tail+0x58c/0x970 [ 72.091245] sctp_outq_uncork+0x49/0x60 [ 72.095336] sctp_do_sm+0x3711/0x53b0 [ 72.099137] ? __lock_acquire+0x792/0x4980 [ 72.103562] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.109636] ? mark_held_locks+0x130/0x130 [ 72.113860] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 72.119306] ? check_noncircular+0x20/0x20 [ 72.123531] ? save_stack+0xa9/0xd0 [ 72.127212] ? save_stack+0x43/0xd0 [ 72.130838] ? kasan_kmalloc+0xc7/0xe0 [ 72.134825] ? kasan_slab_alloc+0x12/0x20 [ 72.138972] ? find_held_lock+0x36/0x1d0 [ 72.143042] ? mark_held_locks+0xc7/0x130 [ 72.147191] ? ktime_get+0x1a6/0x240 [ 72.150896] ? kvm_clock_read+0x18/0x30 [ 72.154985] ? kvm_clock_get_cycles+0x9/0x10 [ 72.159414] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.163644] ? mark_held_locks+0x130/0x130 [ 72.167877] sctp_inq_push+0x1aa/0x240 [ 72.171784] sctp_backlog_rcv+0x1ac/0x1280 [ 72.176039] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.180445] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.185026] ? sctp_hash_key+0x5b0/0x5b0 [ 72.189088] ? __release_sock+0xd0/0x360 [ 72.193158] ? __release_sock+0xd0/0x360 [ 72.197226] ? __local_bh_enable_ip+0x160/0x260 [ 72.201898] __release_sock+0x10c/0x360 [ 72.205873] release_sock+0x4f/0x180 [ 72.209639] sctp_wait_for_connect+0x22c/0x4c0 [ 72.215537] ? refcount_inc_checked+0x30/0x30 [ 72.220035] ? sctp_get_port_local+0x14d0/0x14d0 [ 72.224792] ? finish_wait+0x290/0x290 [ 72.228682] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.233155] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 72.237950] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.242706] ? sctp_clear_owner_w+0x100/0x100 [ 72.247234] ? lock_downgrade+0x860/0x860 [ 72.251380] ? kasan_check_read+0x11/0x20 [ 72.255532] sctp_sendmsg+0xd4f/0x17e0 [ 72.259500] ? rw_copy_check_uvector+0x66/0x340 [ 72.264166] ? sctp_id2assoc+0x250/0x250 [ 72.268220] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.273643] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.278393] inet_sendmsg+0x10d/0x450 [ 72.282183] ? security_socket_sendmsg+0x50/0x90 [ 72.286933] ? ipip_gro_receive+0xf0/0xf0 [ 72.291071] sock_sendmsg+0xb7/0xf0 [ 72.294693] ___sys_sendmsg+0x649/0x950 [ 72.298660] ? find_held_lock+0x36/0x1d0 [ 72.302715] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.307472] ? __fget+0x278/0x400 [ 72.310921] ? kasan_check_read+0x11/0x20 [ 72.315064] ? __fget+0x295/0x400 [ 72.318519] ? __f_unlock_pos+0xd/0x10 [ 72.322404] ? __fget_light+0x174/0x1e0 [ 72.326384] ? __fdget+0xe/0x10 [ 72.329668] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.334544] __sys_sendmsg+0xd9/0x180 [ 72.338341] ? __ia32_sys_shutdown+0x70/0x70 [ 72.342742] ? __sb_end_write+0xa4/0xd0 [ 72.346717] ? kasan_check_write+0x14/0x20 [ 72.350949] ? fput+0x18/0x120 [ 72.354143] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.359500] __x64_sys_sendmsg+0x73/0xb0 [ 72.363550] do_syscall_64+0xd6/0x4e0 [ 72.367370] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.372546] RIP: 0033:0x458da9 [ 72.375743] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.395201] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.403008] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 72.410274] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.417805] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.425158] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 72.432428] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 2020/03/02 07:59:29 executed programs: 49 [ 72.439705] CPU: 1 PID: 7228 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 72.447503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.456859] Call Trace: [ 72.459554] dump_stack+0x123/0x177 [ 72.463187] should_fail.cold.4+0x5/0x13 [ 72.467254] ? find_held_lock+0x36/0x1d0 [ 72.471337] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.476433] ? cache_grow_end+0xa8/0x190 [ 72.480508] __should_failslab+0xba/0xf0 [ 72.484580] should_failslab+0x9/0x14 [ 72.488384] kmem_cache_alloc_node_trace+0x5a/0x740 [ 72.493414] __kmalloc_node_track_caller+0x3c/0x70 [ 72.498365] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 72.503153] __alloc_skb+0xd7/0x580 [ 72.506781] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.511100] _sctp_make_chunk+0x3f/0x260 [ 72.515256] sctp_make_init_ack+0x9f0/0x13f0 [ 72.519670] ? sctp_make_init+0xc20/0xc20 [ 72.523812] ? crng_backtrack_protect+0x80/0x80 [ 72.528484] ? sctp_verify_init+0x1660/0x1660 [ 72.533087] ? sctp_copy_one_addr+0xca/0xf0 [ 72.535864] FAULT_INJECTION: forcing a failure. [ 72.535864] name failslab, interval 1, probability 0, space 0, times 0 [ 72.537456] ? sctp_bind_addr_copy+0xe6/0x26d [ 72.537474] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 72.537483] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 72.537489] ? dccp_diag_dump+0x20/0x20 [ 72.537498] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 72.573094] sctp_do_sm+0x117/0x53b0 [ 72.576807] ? __lock_acquire+0x792/0x4980 [ 72.581041] ? __kernel_text_address+0xd/0x40 [ 72.585528] ? unwind_get_return_address+0x61/0xa0 [ 72.590461] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.596525] ? mark_held_locks+0x130/0x130 [ 72.600748] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 72.606305] ? check_noncircular+0x20/0x20 [ 72.610536] ? save_stack+0xa9/0xd0 [ 72.614160] ? save_stack+0x43/0xd0 [ 72.617803] ? kasan_kmalloc+0xc7/0xe0 [ 72.621691] ? kasan_slab_alloc+0x12/0x20 [ 72.625841] ? find_held_lock+0x36/0x1d0 [ 72.629915] ? mark_held_locks+0xc7/0x130 [ 72.634163] ? ktime_get+0x1a6/0x240 [ 72.637889] ? kvm_clock_read+0x18/0x30 [ 72.641988] ? kvm_clock_get_cycles+0x9/0x10 [ 72.646400] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.650768] ? mark_held_locks+0x130/0x130 [ 72.655000] sctp_inq_push+0x1aa/0x240 [ 72.658893] sctp_backlog_rcv+0x1ac/0x1280 [ 72.663123] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.667548] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.672140] ? sctp_hash_key+0x5b0/0x5b0 [ 72.676192] ? __release_sock+0xd0/0x360 [ 72.680252] ? __release_sock+0xd0/0x360 [ 72.684309] ? __local_bh_enable_ip+0x160/0x260 [ 72.690068] __release_sock+0x10c/0x360 [ 72.694062] release_sock+0x4f/0x180 [ 72.697774] sctp_wait_for_connect+0x22c/0x4c0 [ 72.702371] ? refcount_inc_checked+0x30/0x30 [ 72.706870] ? sctp_get_port_local+0x14d0/0x14d0 [ 72.711627] ? finish_wait+0x290/0x290 [ 72.715505] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.719919] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 72.724630] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.729397] ? sctp_clear_owner_w+0x100/0x100 [ 72.733893] ? lock_downgrade+0x860/0x860 [ 72.738044] ? kasan_check_read+0x11/0x20 [ 72.742213] sctp_sendmsg+0xd4f/0x17e0 [ 72.746108] ? rw_copy_check_uvector+0x66/0x340 [ 72.750789] ? sctp_id2assoc+0x250/0x250 [ 72.754852] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.760319] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.765067] inet_sendmsg+0x10d/0x450 [ 72.768868] ? security_socket_sendmsg+0x50/0x90 [ 72.773637] ? ipip_gro_receive+0xf0/0xf0 [ 72.777784] sock_sendmsg+0xb7/0xf0 [ 72.781406] ___sys_sendmsg+0x649/0x950 [ 72.785396] ? find_held_lock+0x36/0x1d0 [ 72.789455] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.794204] ? __fget+0x278/0x400 [ 72.797666] ? kasan_check_read+0x11/0x20 [ 72.801808] ? __fget+0x295/0x400 [ 72.805263] ? __f_unlock_pos+0xd/0x10 [ 72.809283] ? __fget_light+0x174/0x1e0 [ 72.813273] ? __fdget+0xe/0x10 [ 72.816549] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.821411] __sys_sendmsg+0xd9/0x180 [ 72.825208] ? __ia32_sys_shutdown+0x70/0x70 [ 72.829625] ? __sb_end_write+0xa4/0xd0 [ 72.833603] ? kasan_check_write+0x14/0x20 [ 72.837829] ? fput+0x18/0x120 [ 72.841022] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.846398] __x64_sys_sendmsg+0x73/0xb0 [ 72.850461] do_syscall_64+0xd6/0x4e0 [ 72.854264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.859443] RIP: 0033:0x458da9 [ 72.862633] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.881531] RSP: 002b:00007f524c4ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.889240] RAX: ffffffffffffffda RBX: 00007f524c4ffc90 RCX: 0000000000458da9 [ 72.896511] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.903894] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.911166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f524c5006d4 [ 72.918436] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.925901] CPU: 0 PID: 7234 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 72.933741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.943266] Call Trace: [ 72.945854] dump_stack+0x123/0x177 [ 72.949630] should_fail.cold.4+0x5/0x13 [ 72.953700] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.958802] ? kernel_text_address+0x79/0xf0 [ 72.963206] ? __kernel_text_address+0xd/0x40 [ 72.967703] __should_failslab+0xba/0xf0 [ 72.971766] should_failslab+0x9/0x14 [ 72.975564] kmem_cache_alloc_node_trace+0x5a/0x740 [ 72.980585] __kmalloc_node_track_caller+0x3c/0x70 [ 72.985517] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 72.990263] __alloc_skb+0xd7/0x580 [ 72.993888] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.998210] ? find_held_lock+0x36/0x1d0 [ 73.002278] sctp_packet_transmit+0x26b/0x3490 [ 73.006859] ? sctp_packet_config+0x7aa/0xea0 [ 73.011441] ? kasan_check_read+0x11/0x20 [ 73.015598] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 73.021168] ? sctp_packet_config+0xea0/0xea0 [ 73.025664] ? sctp_packet_append_chunk+0x890/0xef0 [ 73.030677] ? sctp_outq_select_transport+0x1fa/0x730 [ 73.035879] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 73.041512] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 73.046958] ? sctp_verify_init+0x1650/0x1660 [ 73.051442] ? sctp_copy_one_addr+0xca/0xf0 [ 73.055762] sctp_outq_flush+0xd0/0x22f0 [ 73.059841] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 73.065808] ? __sctp_outq_teardown+0xc30/0xc30 [ 73.070476] ? sctp_outq_tail+0x58c/0x970 [ 73.074620] sctp_outq_uncork+0x49/0x60 [ 73.078590] sctp_do_sm+0x3711/0x53b0 [ 73.082402] ? __lock_acquire+0x792/0x4980 [ 73.086634] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.092702] ? mark_held_locks+0x130/0x130 [ 73.096939] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 73.102387] ? check_noncircular+0x20/0x20 [ 73.106607] ? save_stack+0xa9/0xd0 [ 73.110232] ? save_stack+0x43/0xd0 [ 73.113856] ? kasan_kmalloc+0xc7/0xe0 [ 73.117734] ? kasan_slab_alloc+0x12/0x20 [ 73.121878] ? find_held_lock+0x36/0x1d0 [ 73.125937] ? mark_held_locks+0xc7/0x130 [ 73.130085] ? ktime_get+0x1a6/0x240 [ 73.133790] ? kvm_clock_read+0x18/0x30 [ 73.137763] ? kvm_clock_get_cycles+0x9/0x10 [ 73.142173] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.146400] ? mark_held_locks+0x130/0x130 [ 73.150828] sctp_inq_push+0x1aa/0x240 [ 73.154701] sctp_backlog_rcv+0x1ac/0x1280 [ 73.158927] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.163335] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.167914] ? sctp_hash_key+0x5b0/0x5b0 [ 73.171967] ? __release_sock+0xd0/0x360 [ 73.176020] ? __release_sock+0xd0/0x360 [ 73.180119] ? __local_bh_enable_ip+0x160/0x260 [ 73.184774] __release_sock+0x10c/0x360 [ 73.188757] release_sock+0x4f/0x180 [ 73.192470] sctp_wait_for_connect+0x22c/0x4c0 [ 73.197054] ? refcount_inc_checked+0x30/0x30 [ 73.201549] ? sctp_get_port_local+0x14d0/0x14d0 [ 73.206306] ? finish_wait+0x290/0x290 [ 73.210195] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.214603] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 73.219278] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 73.224134] ? sctp_clear_owner_w+0x100/0x100 [ 73.228626] ? lock_downgrade+0x860/0x860 [ 73.232859] ? kasan_check_read+0x11/0x20 [ 73.237028] sctp_sendmsg+0xd4f/0x17e0 [ 73.240974] ? rw_copy_check_uvector+0x66/0x340 [ 73.245653] ? sctp_id2assoc+0x250/0x250 [ 73.249712] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.255089] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.259846] inet_sendmsg+0x10d/0x450 [ 73.263712] ? security_socket_sendmsg+0x50/0x90 [ 73.268467] ? ipip_gro_receive+0xf0/0xf0 [ 73.272610] sock_sendmsg+0xb7/0xf0 [ 73.276235] ___sys_sendmsg+0x649/0x950 [ 73.280224] ? find_held_lock+0x36/0x1d0 [ 73.284323] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.289087] ? __fget+0x278/0x400 [ 73.292563] ? kasan_check_read+0x11/0x20 [ 73.296817] ? __fget+0x295/0x400 [ 73.300272] ? __f_unlock_pos+0xd/0x10 [ 73.304165] ? __fget_light+0x174/0x1e0 [ 73.308132] ? __fdget+0xe/0x10 [ 73.311413] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.316254] __sys_sendmsg+0xd9/0x180 [ 73.320045] ? __ia32_sys_shutdown+0x70/0x70 [ 73.324450] ? __sb_end_write+0xa4/0xd0 [ 73.328425] ? kasan_check_write+0x14/0x20 [ 73.332649] ? fput+0x18/0x120 [ 73.335862] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.341229] __x64_sys_sendmsg+0x73/0xb0 [ 73.345292] do_syscall_64+0xd6/0x4e0 [ 73.349084] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.354268] RIP: 0033:0x458da9 [ 73.357451] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.376363] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.384082] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 [ 73.391347] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.398604] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.405858] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 73.413116] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 73.420384] CPU: 1 PID: 7223 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 73.430277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.439627] Call Trace: [ 73.442210] dump_stack+0x123/0x177 [ 73.446210] should_fail.cold.4+0x5/0x13 [ 73.450371] ? sctp_make_init_ack+0x2f7/0x13f0 [ 73.454948] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.460075] ? __release_sock+0x10c/0x360 [ 73.464234] ? release_sock+0x4f/0x180 [ 73.468112] ? sctp_wait_for_connect+0x22c/0x4c0 [ 73.472856] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 73.477694] ? sctp_sendmsg+0xd4f/0x17e0 [ 73.481856] __should_failslab+0xba/0xf0 [ 73.485908] should_failslab+0x9/0x14 [ 73.489803] kmem_cache_alloc_node_trace+0x5a/0x740 [ 73.494877] __kmalloc_node_track_caller+0x3c/0x70 [ 73.499830] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 73.504588] __alloc_skb+0xd7/0x580 [ 73.508231] ? skb_scrub_packet+0x3c0/0x3c0 [ 73.512568] _sctp_make_chunk+0x3f/0x260 [ 73.516720] sctp_make_init_ack+0x9f0/0x13f0 [ 73.521247] ? sctp_make_init+0xc20/0xc20 [ 73.525392] ? crng_backtrack_protect+0x80/0x80 [ 73.530085] ? sctp_verify_init+0x1660/0x1660 [ 73.534580] ? sctp_copy_one_addr+0xca/0xf0 [ 73.538903] ? sctp_bind_addr_copy+0xe6/0x26d [ 73.543403] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 73.549399] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 73.555021] ? finish_task_switch+0x11c/0x720 [ 73.559526] ? dccp_diag_dump+0x20/0x20 [ 73.563528] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 73.568104] sctp_do_sm+0x117/0x53b0 [ 73.571838] ? __lock_acquire+0x792/0x4980 [ 73.576070] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.580667] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.586733] ? mark_held_locks+0x130/0x130 [ 73.590984] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 73.596432] ? retint_kernel+0x2d/0x2d [ 73.600450] ? check_noncircular+0x20/0x20 [ 73.605224] ? find_held_lock+0x36/0x1d0 [ 73.609292] ? mark_held_locks+0xc7/0x130 [ 73.613435] ? ktime_get+0x1a6/0x240 [ 73.617147] ? kvm_clock_read+0x18/0x30 [ 73.621114] ? kvm_clock_get_cycles+0x9/0x10 [ 73.625586] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.629823] ? mark_held_locks+0x130/0x130 [ 73.634071] sctp_inq_push+0x1aa/0x240 [ 73.637964] sctp_backlog_rcv+0x1ac/0x1280 [ 73.642201] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.646606] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.651296] ? sctp_hash_key+0x5b0/0x5b0 [ 73.655359] ? __release_sock+0xd0/0x360 [ 73.659422] ? __release_sock+0xd0/0x360 [ 73.663491] ? __local_bh_enable_ip+0x160/0x260 [ 73.668175] __release_sock+0x10c/0x360 [ 73.672293] release_sock+0x4f/0x180 [ 73.676018] sctp_wait_for_connect+0x22c/0x4c0 [ 73.680601] ? refcount_inc_checked+0x30/0x30 [ 73.685187] ? sctp_get_port_local+0x14d0/0x14d0 [ 73.689953] ? finish_wait+0x290/0x290 [ 73.693856] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.698958] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 73.703757] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 73.708502] ? sctp_clear_owner_w+0x100/0x100 [ 73.713005] ? lock_downgrade+0x860/0x860 [ 73.717185] ? kasan_check_read+0x11/0x20 [ 73.721539] sctp_sendmsg+0xd4f/0x17e0 [ 73.725423] ? rw_copy_check_uvector+0x66/0x340 [ 73.730099] ? sctp_id2assoc+0x250/0x250 [ 73.734163] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.739742] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.744494] inet_sendmsg+0x10d/0x450 [ 73.749043] ? security_socket_sendmsg+0x50/0x90 [ 73.753933] ? ipip_gro_receive+0xf0/0xf0 [ 73.758078] sock_sendmsg+0xb7/0xf0 [ 73.761923] ___sys_sendmsg+0x649/0x950 [ 73.765900] ? find_held_lock+0x36/0x1d0 [ 73.769958] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.774716] ? __fget+0x278/0x400 [ 73.778365] ? kasan_check_read+0x11/0x20 [ 73.782512] ? __fget+0x295/0x400 [ 73.785966] ? __f_unlock_pos+0xd/0x10 [ 73.789853] ? __fget_light+0x174/0x1e0 [ 73.793924] ? __fdget+0xe/0x10 [ 73.797196] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.802170] __sys_sendmsg+0xd9/0x180 [ 73.806102] ? __ia32_sys_shutdown+0x70/0x70 [ 73.810514] ? __sb_end_write+0xa4/0xd0 [ 73.814488] ? kasan_check_write+0x14/0x20 [ 73.818718] ? fput+0x18/0x120 [ 73.821920] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.827277] __x64_sys_sendmsg+0x73/0xb0 [ 73.831337] do_syscall_64+0xd6/0x4e0 [ 73.835129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.840440] RIP: 0033:0x458da9 [ 73.843635] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.862761] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.870460] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 73.877716] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.884986] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.892373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 73.899657] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 73.907038] CPU: 0 PID: 7237 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 73.914866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.924222] Call Trace: [ 73.926810] dump_stack+0x123/0x177 [ 73.930443] should_fail.cold.4+0x5/0x13 [ 73.934690] ? kasan_unpoison_shadow+0x35/0x50 [ 73.938020] FAULT_INJECTION: forcing a failure. [ 73.938020] name failslab, interval 1, probability 0, space 0, times 0 [ 73.939306] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.939315] ? __kmalloc_node_track_caller+0x50/0x70 [ 73.939325] __should_failslab+0xba/0xf0 [ 73.965199] should_failslab+0x9/0x14 [ 73.969007] kmem_cache_alloc+0x47/0x730 [ 73.973062] ? skb_scrub_packet+0x3c0/0x3c0 [ 73.977381] sctp_chunkify+0x46/0x270 [ 73.981190] _sctp_make_chunk+0x128/0x260 [ 73.985337] sctp_make_init_ack+0x9f0/0x13f0 [ 73.989774] ? sctp_make_init+0xc20/0xc20 [ 73.993914] ? crng_backtrack_protect+0x80/0x80 [ 73.998581] ? sctp_verify_init+0x1660/0x1660 [ 74.003090] ? sctp_copy_one_addr+0xca/0xf0 [ 74.007935] ? sctp_bind_addr_copy+0xe6/0x26d [ 74.012426] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 74.018818] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 74.024424] ? dccp_diag_dump+0x20/0x20 [ 74.028382] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 74.032944] sctp_do_sm+0x117/0x53b0 [ 74.036640] ? __lock_acquire+0x792/0x4980 [ 74.040865] ? __kernel_text_address+0xd/0x40 [ 74.045344] ? unwind_get_return_address+0x61/0xa0 [ 74.050274] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.056317] ? mark_held_locks+0x130/0x130 [ 74.060533] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 74.065969] ? check_noncircular+0x20/0x20 [ 74.070185] ? save_stack+0xa9/0xd0 [ 74.073829] ? save_stack+0x43/0xd0 [ 74.077461] ? kasan_kmalloc+0xc7/0xe0 [ 74.081336] ? kasan_slab_alloc+0x12/0x20 [ 74.085488] ? find_held_lock+0x36/0x1d0 [ 74.089555] ? mark_held_locks+0xc7/0x130 [ 74.094133] ? ktime_get+0x1a6/0x240 [ 74.097859] ? kvm_clock_read+0x18/0x30 [ 74.101819] ? kvm_clock_get_cycles+0x9/0x10 [ 74.106222] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.110453] ? mark_held_locks+0x130/0x130 [ 74.114722] sctp_inq_push+0x1aa/0x240 [ 74.118632] sctp_backlog_rcv+0x1ac/0x1280 [ 74.122933] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.127346] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.131945] ? sctp_hash_key+0x5b0/0x5b0 [ 74.136002] ? __release_sock+0xd0/0x360 [ 74.140062] ? __release_sock+0xd0/0x360 [ 74.144118] ? __local_bh_enable_ip+0x160/0x260 [ 74.148780] __release_sock+0x10c/0x360 [ 74.152747] release_sock+0x4f/0x180 [ 74.156463] sctp_wait_for_connect+0x22c/0x4c0 [ 74.161048] ? refcount_inc_checked+0x30/0x30 [ 74.165679] ? sctp_get_port_local+0x14d0/0x14d0 [ 74.170444] ? finish_wait+0x290/0x290 [ 74.174364] ? sctp_primitive_SEND+0x7c/0xc0 [ 74.178904] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 74.184268] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 74.189097] ? sctp_clear_owner_w+0x100/0x100 [ 74.193623] ? lock_downgrade+0x860/0x860 [ 74.197981] ? kasan_check_read+0x11/0x20 [ 74.202133] sctp_sendmsg+0xd4f/0x17e0 [ 74.206026] ? rw_copy_check_uvector+0x66/0x340 [ 74.210700] ? sctp_id2assoc+0x250/0x250 [ 74.214794] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.220170] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.225031] inet_sendmsg+0x10d/0x450 [ 74.228827] ? security_socket_sendmsg+0x50/0x90 [ 74.233680] ? ipip_gro_receive+0xf0/0xf0 [ 74.237824] sock_sendmsg+0xb7/0xf0 [ 74.241447] ___sys_sendmsg+0x649/0x950 [ 74.245420] ? find_held_lock+0x36/0x1d0 [ 74.249480] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.254237] ? __fget+0x278/0x400 [ 74.257779] ? kasan_check_read+0x11/0x20 [ 74.261943] ? __fget+0x295/0x400 [ 74.265401] ? __f_unlock_pos+0xd/0x10 [ 74.269284] ? __fget_light+0x174/0x1e0 [ 74.273250] ? __fdget+0xe/0x10 [ 74.276577] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.281510] __sys_sendmsg+0xd9/0x180 [ 74.285952] ? __ia32_sys_shutdown+0x70/0x70 [ 74.290359] ? __sb_end_write+0xa4/0xd0 [ 74.294333] ? kasan_check_write+0x14/0x20 [ 74.298561] ? fput+0x18/0x120 [ 74.301758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.307120] __x64_sys_sendmsg+0x73/0xb0 [ 74.311172] do_syscall_64+0xd6/0x4e0 [ 74.315093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.320267] RIP: 0033:0x458da9 [ 74.323455] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.342353] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.350048] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 74.357479] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.364742] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.372007] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 74.379260] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.386527] CPU: 1 PID: 7240 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 74.394339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.404211] Call Trace: [ 74.406787] dump_stack+0x123/0x177 [ 74.410414] should_fail.cold.4+0x5/0x13 [ 74.414635] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.419733] ? __lock_is_held+0xb5/0x140 [ 74.423789] __should_failslab+0xba/0xf0 [ 74.427837] should_failslab+0x9/0x14 [ 74.431627] __kmalloc+0x70/0x770 [ 74.435073] ? __kmalloc_track_caller+0x5e5/0x760 [ 74.439900] ? sctp_tsnmap_init+0x161/0x220 [ 74.444207] sctp_tsnmap_init+0x161/0x220 [ 74.448347] sctp_process_init+0x1bb0/0x2d50 [ 74.452753] ? sctp_verify_init+0x1660/0x1660 [ 74.457244] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 74.462081] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 74.466764] ? save_stack+0x43/0xd0 [ 74.470378] ? __kasan_slab_free+0x102/0x150 [ 74.474793] ? kasan_slab_free+0xe/0x10 [ 74.478753] sctp_do_sm+0xa0f/0x53b0 [ 74.482487] ? __lock_acquire+0x792/0x4980 [ 74.486721] ? sctp_sendmsg+0xd4f/0x17e0 [ 74.490813] ? inet_sendmsg+0x10d/0x450 [ 74.494948] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.501166] ? mark_held_locks+0x130/0x130 [ 74.505403] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 74.510502] ? quarantine_put+0x11b/0x1c0 [ 74.514648] ? find_held_lock+0x36/0x1d0 [ 74.518705] ? kvm_clock_read+0x18/0x30 [ 74.522669] ? kvm_clock_get_cycles+0x9/0x10 [ 74.527065] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.531289] ? mark_held_locks+0x130/0x130 [ 74.535528] sctp_inq_push+0x1aa/0x240 [ 74.539498] sctp_backlog_rcv+0x1ac/0x1280 [ 74.543729] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.548141] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.552724] ? sctp_hash_key+0x5b0/0x5b0 [ 74.556767] ? __release_sock+0xd0/0x360 [ 74.560825] ? __release_sock+0xd0/0x360 [ 74.564871] ? __local_bh_enable_ip+0x160/0x260 [ 74.569540] __release_sock+0x10c/0x360 [ 74.573509] release_sock+0x4f/0x180 [ 74.577208] sctp_wait_for_connect+0x22c/0x4c0 [ 74.581775] ? refcount_inc_checked+0x30/0x30 [ 74.586258] ? sctp_get_port_local+0x14d0/0x14d0 [ 74.590999] ? finish_wait+0x290/0x290 [ 74.594899] ? sctp_primitive_SEND+0x7c/0xc0 [ 74.599295] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 74.604298] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 74.609058] ? sctp_clear_owner_w+0x100/0x100 [ 74.613562] ? lock_downgrade+0x860/0x860 [ 74.617711] ? kasan_check_read+0x11/0x20 [ 74.621866] sctp_sendmsg+0xd4f/0x17e0 [ 74.625751] ? rw_copy_check_uvector+0x66/0x340 [ 74.630429] ? sctp_id2assoc+0x250/0x250 [ 74.634485] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.639846] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.644589] inet_sendmsg+0x10d/0x450 [ 74.648377] ? security_socket_sendmsg+0x50/0x90 [ 74.653248] ? ipip_gro_receive+0xf0/0xf0 [ 74.657385] sock_sendmsg+0xb7/0xf0 [ 74.661018] ___sys_sendmsg+0x649/0x950 [ 74.665131] ? find_held_lock+0x36/0x1d0 [ 74.669190] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.673972] ? __fget+0x278/0x400 [ 74.677439] ? kasan_check_read+0x11/0x20 [ 74.681579] ? __fget+0x295/0x400 [ 74.685039] ? __f_unlock_pos+0xd/0x10 [ 74.688948] ? __fget_light+0x174/0x1e0 [ 74.692934] ? __fdget+0xe/0x10 [ 74.696207] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.701049] __sys_sendmsg+0xd9/0x180 [ 74.704865] ? __ia32_sys_shutdown+0x70/0x70 [ 74.710056] ? __sb_end_write+0xa4/0xd0 [ 74.714437] ? kasan_check_write+0x14/0x20 [ 74.718686] ? fput+0x18/0x120 [ 74.721872] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.727676] __x64_sys_sendmsg+0x73/0xb0 [ 74.731731] do_syscall_64+0xd6/0x4e0 [ 74.735532] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.740720] RIP: 0033:0x458da9 [ 74.743907] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.762818] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.770642] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 74.777927] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.785214] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.792586] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 74.799952] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.807385] CPU: 0 PID: 7226 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 74.815191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.824845] Call Trace: [ 74.827100] FAULT_INJECTION: forcing a failure. [ 74.827100] name failslab, interval 1, probability 0, space 0, times 0 [ 74.827443] dump_stack+0x123/0x177 [ 74.842258] should_fail.cold.4+0x5/0x13 [ 74.846340] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.851538] ? kernel_text_address+0x79/0xf0 [ 74.855955] ? __kernel_text_address+0xd/0x40 [ 74.861147] __should_failslab+0xba/0xf0 [ 74.865200] should_failslab+0x9/0x14 [ 74.869002] kmem_cache_alloc_node_trace+0x5a/0x740 [ 74.874018] __kmalloc_node_track_caller+0x3c/0x70 [ 74.878956] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 74.883833] __alloc_skb+0xd7/0x580 [ 74.887466] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.891786] ? find_held_lock+0x36/0x1d0 [ 74.895937] sctp_packet_transmit+0x26b/0x3490 [ 74.900542] ? sctp_packet_config+0x7aa/0xea0 [ 74.905048] ? kasan_check_read+0x11/0x20 [ 74.909191] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 74.914380] ? sctp_packet_config+0xea0/0xea0 [ 74.918886] ? sctp_packet_append_chunk+0x890/0xef0 [ 74.923908] ? sctp_outq_select_transport+0x1fa/0x730 [ 74.929105] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 74.934720] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 74.940195] ? sctp_verify_init+0x1650/0x1660 [ 74.945376] ? sctp_copy_one_addr+0xca/0xf0 [ 74.949697] sctp_outq_flush+0xd0/0x22f0 [ 74.953745] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 74.959716] ? __sctp_outq_teardown+0xc30/0xc30 [ 74.964402] ? sctp_outq_tail+0x58c/0x970 [ 74.968541] sctp_outq_uncork+0x49/0x60 [ 74.972507] sctp_do_sm+0x3711/0x53b0 [ 74.976313] ? __lock_acquire+0x792/0x4980 [ 74.980540] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.986590] ? mark_held_locks+0x130/0x130 [ 74.990823] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 74.996437] ? check_noncircular+0x20/0x20 [ 75.000676] ? save_stack+0xa9/0xd0 [ 75.004289] ? save_stack+0x43/0xd0 [ 75.007896] ? kasan_kmalloc+0xc7/0xe0 [ 75.011788] ? kasan_slab_alloc+0x12/0x20 [ 75.015919] ? find_held_lock+0x36/0x1d0 [ 75.019963] ? mark_held_locks+0xc7/0x130 [ 75.024114] ? ktime_get+0x1a6/0x240 [ 75.027814] ? kvm_clock_read+0x18/0x30 [ 75.031773] ? kvm_clock_get_cycles+0x9/0x10 [ 75.036604] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.040849] ? mark_held_locks+0x130/0x130 [ 75.045225] sctp_inq_push+0x1aa/0x240 [ 75.049290] sctp_backlog_rcv+0x1ac/0x1280 [ 75.053528] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.057939] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.062526] ? sctp_hash_key+0x5b0/0x5b0 [ 75.066572] ? __release_sock+0xd0/0x360 [ 75.070623] ? __release_sock+0xd0/0x360 [ 75.074666] ? __local_bh_enable_ip+0x160/0x260 [ 75.079319] __release_sock+0x10c/0x360 [ 75.083291] release_sock+0x4f/0x180 [ 75.087073] sctp_wait_for_connect+0x22c/0x4c0 [ 75.091640] ? refcount_inc_checked+0x30/0x30 [ 75.096122] ? sctp_get_port_local+0x14d0/0x14d0 [ 75.100862] ? finish_wait+0x290/0x290 [ 75.104741] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.109135] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 75.113790] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 75.118530] ? sctp_clear_owner_w+0x100/0x100 [ 75.123018] ? lock_downgrade+0x860/0x860 [ 75.127154] ? kasan_check_read+0x11/0x20 [ 75.131288] sctp_sendmsg+0xd4f/0x17e0 [ 75.135178] ? rw_copy_check_uvector+0x66/0x340 [ 75.139934] ? sctp_id2assoc+0x250/0x250 [ 75.144256] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.149647] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.154408] inet_sendmsg+0x10d/0x450 [ 75.158197] ? security_socket_sendmsg+0x50/0x90 [ 75.162939] ? ipip_gro_receive+0xf0/0xf0 [ 75.167085] sock_sendmsg+0xb7/0xf0 [ 75.170698] ___sys_sendmsg+0x649/0x950 [ 75.174668] ? find_held_lock+0x36/0x1d0 [ 75.178716] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.183458] ? __fget+0x278/0x400 [ 75.186899] ? kasan_check_read+0x11/0x20 [ 75.191030] ? __fget+0x295/0x400 [ 75.194478] ? __f_unlock_pos+0xd/0x10 [ 75.198642] ? __fget_light+0x174/0x1e0 [ 75.202860] ? __fdget+0xe/0x10 [ 75.206121] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.210949] __sys_sendmsg+0xd9/0x180 [ 75.215078] ? __ia32_sys_shutdown+0x70/0x70 [ 75.219467] ? __sb_end_write+0xa4/0xd0 [ 75.223423] ? kasan_check_write+0x14/0x20 [ 75.227638] ? fput+0x18/0x120 [ 75.231017] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.236383] __x64_sys_sendmsg+0x73/0xb0 [ 75.240432] do_syscall_64+0xd6/0x4e0 [ 75.244216] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.249410] RIP: 0033:0x458da9 [ 75.252602] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.271501] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.279232] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 75.286647] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.293922] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.301197] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 75.305636] FAULT_INJECTION: forcing a failure. [ 75.305636] name failslab, interval 1, probability 0, space 0, times 0 [ 75.308464] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 75.310664] CPU: 0 PID: 7242 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 75.334840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.339737] FAULT_INJECTION: forcing a failure. [ 75.339737] name failslab, interval 1, probability 0, space 0, times 0 [ 75.344210] Call Trace: [ 75.358595] dump_stack+0x123/0x177 [ 75.362227] should_fail.cold.4+0x5/0x13 [ 75.366302] ? find_held_lock+0x36/0x1d0 [ 75.367120] FAULT_INJECTION: forcing a failure. [ 75.367120] name failslab, interval 1, probability 0, space 0, times 0 [ 75.370363] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.370373] ? cache_grow_end+0xa8/0x190 [ 75.370383] __should_failslab+0xba/0xf0 [ 75.370391] should_failslab+0x9/0x14 [ 75.370398] kmem_cache_alloc_node_trace+0x5a/0x740 [ 75.403584] __kmalloc_node_track_caller+0x3c/0x70 [ 75.408518] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 75.413264] __alloc_skb+0xd7/0x580 [ 75.416897] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.421227] _sctp_make_chunk+0x3f/0x260 [ 75.425628] sctp_make_init_ack+0x9f0/0x13f0 [ 75.430026] ? sctp_make_init+0xc20/0xc20 [ 75.434170] ? crng_backtrack_protect+0x80/0x80 [ 75.438979] ? sctp_verify_init+0x1660/0x1660 [ 75.443479] ? sctp_copy_one_addr+0xca/0xf0 [ 75.447823] ? sctp_bind_addr_copy+0xe6/0x26d [ 75.452325] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 75.458522] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 75.464157] ? dccp_diag_dump+0x20/0x20 [ 75.468135] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 75.472719] sctp_do_sm+0x117/0x53b0 [ 75.476436] ? __lock_acquire+0x792/0x4980 [ 75.480667] ? __kernel_text_address+0xd/0x40 [ 75.485253] ? unwind_get_return_address+0x61/0xa0 [ 75.490313] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.496382] ? mark_held_locks+0x130/0x130 [ 75.500606] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 75.506226] ? check_noncircular+0x20/0x20 [ 75.510465] ? save_stack+0xa9/0xd0 [ 75.514086] ? save_stack+0x43/0xd0 [ 75.517740] ? kasan_kmalloc+0xc7/0xe0 [ 75.521621] ? kasan_slab_alloc+0x12/0x20 [ 75.525771] ? find_held_lock+0x36/0x1d0 [ 75.529860] ? mark_held_locks+0xc7/0x130 [ 75.534014] ? ktime_get+0x1a6/0x240 [ 75.537719] ? kvm_clock_read+0x18/0x30 [ 75.541718] ? kvm_clock_get_cycles+0x9/0x10 [ 75.546267] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.550517] ? mark_held_locks+0x130/0x130 [ 75.554776] sctp_inq_push+0x1aa/0x240 [ 75.558663] sctp_backlog_rcv+0x1ac/0x1280 [ 75.562890] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.567285] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.571859] ? sctp_hash_key+0x5b0/0x5b0 [ 75.575924] ? __release_sock+0xd0/0x360 [ 75.580005] ? __release_sock+0xd0/0x360 [ 75.584066] ? __local_bh_enable_ip+0x160/0x260 [ 75.588730] __release_sock+0x10c/0x360 [ 75.592803] release_sock+0x4f/0x180 [ 75.596769] sctp_wait_for_connect+0x22c/0x4c0 [ 75.601375] ? refcount_inc_checked+0x30/0x30 [ 75.605965] ? sctp_get_port_local+0x14d0/0x14d0 [ 75.610742] ? finish_wait+0x290/0x290 [ 75.614627] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.619029] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 75.623703] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 75.629070] ? sctp_clear_owner_w+0x100/0x100 [ 75.633569] ? lock_downgrade+0x860/0x860 [ 75.637836] ? kasan_check_read+0x11/0x20 [ 75.641996] sctp_sendmsg+0xd4f/0x17e0 [ 75.645875] ? rw_copy_check_uvector+0x66/0x340 [ 75.650548] ? sctp_id2assoc+0x250/0x250 [ 75.654754] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.660468] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.665230] inet_sendmsg+0x10d/0x450 [ 75.669152] ? security_socket_sendmsg+0x50/0x90 [ 75.673919] ? ipip_gro_receive+0xf0/0xf0 [ 75.678062] sock_sendmsg+0xb7/0xf0 [ 75.681691] ___sys_sendmsg+0x649/0x950 [ 75.685663] ? find_held_lock+0x36/0x1d0 [ 75.689718] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.694467] ? __fget+0x278/0x400 [ 75.697931] ? kasan_check_read+0x11/0x20 [ 75.702091] ? __fget+0x295/0x400 [ 75.705541] ? __f_unlock_pos+0xd/0x10 [ 75.709436] ? __fget_light+0x174/0x1e0 [ 75.713503] ? __fdget+0xe/0x10 [ 75.716786] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.721640] __sys_sendmsg+0xd9/0x180 [ 75.725443] ? __ia32_sys_shutdown+0x70/0x70 [ 75.729848] ? __sb_end_write+0xa4/0xd0 [ 75.733911] ? kasan_check_write+0x14/0x20 [ 75.738231] ? fput+0x18/0x120 [ 75.741417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.746772] __x64_sys_sendmsg+0x73/0xb0 [ 75.750821] do_syscall_64+0xd6/0x4e0 [ 75.754608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.759778] RIP: 0033:0x458da9 [ 75.762952] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.781852] RSP: 002b:00007f524c4ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.789542] RAX: ffffffffffffffda RBX: 00007f524c4ffc90 RCX: 0000000000458da9 [ 75.796798] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.804053] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.811328] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f524c5006d4 [ 75.818771] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 75.826045] CPU: 1 PID: 7247 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 75.833844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.843207] Call Trace: [ 75.845796] dump_stack+0x123/0x177 [ 75.849434] should_fail.cold.4+0x5/0x13 [ 75.853083] FAULT_INJECTION: forcing a failure. [ 75.853083] name failslab, interval 1, probability 0, space 0, times 0 [ 75.853497] ? unwind_get_return_address+0x61/0xa0 [ 75.869610] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.874702] ? __lock_acquire+0x792/0x4980 [ 75.878926] __should_failslab+0xba/0xf0 [ 75.882973] should_failslab+0x9/0x14 [ 75.886759] kmem_cache_alloc_node+0x56/0x730 [ 75.891246] __alloc_skb+0xa7/0x580 [ 75.894860] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.899167] ? find_held_lock+0x36/0x1d0 [ 75.903244] sctp_packet_transmit+0x26b/0x3490 [ 75.907820] ? sctp_packet_config+0x7aa/0xea0 [ 75.912328] ? kasan_check_read+0x11/0x20 [ 75.916476] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 75.921650] ? sctp_packet_config+0xea0/0xea0 [ 75.926129] ? sctp_packet_append_chunk+0x890/0xef0 [ 75.931130] ? sctp_outq_select_transport+0x1fa/0x730 [ 75.936322] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 75.941937] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 75.947378] ? sctp_verify_init+0x1650/0x1660 [ 75.951857] ? sctp_copy_one_addr+0xca/0xf0 [ 75.957050] sctp_outq_flush+0xd0/0x22f0 [ 75.961099] ? sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 75.967068] ? __sctp_outq_teardown+0xc30/0xc30 [ 75.971852] ? sctp_outq_tail+0x58c/0x970 [ 75.976080] sctp_outq_uncork+0x49/0x60 [ 75.980041] sctp_do_sm+0x3711/0x53b0 [ 75.983831] ? __lock_acquire+0x792/0x4980 [ 75.988061] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.994110] ? mark_held_locks+0x130/0x130 [ 75.998331] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.003774] ? check_noncircular+0x20/0x20 [ 76.007995] ? save_stack+0xa9/0xd0 [ 76.011609] ? save_stack+0x43/0xd0 [ 76.015218] ? kasan_kmalloc+0xc7/0xe0 [ 76.019092] ? kasan_slab_alloc+0x12/0x20 [ 76.023354] ? find_held_lock+0x36/0x1d0 [ 76.027412] ? mark_held_locks+0xc7/0x130 [ 76.031567] ? ktime_get+0x1a6/0x240 [ 76.035282] ? kvm_clock_read+0x18/0x30 [ 76.039252] ? kvm_clock_get_cycles+0x9/0x10 [ 76.043654] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.047887] ? mark_held_locks+0x130/0x130 [ 76.052117] sctp_inq_push+0x1aa/0x240 [ 76.055988] sctp_backlog_rcv+0x1ac/0x1280 [ 76.060207] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.064600] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.069170] ? sctp_hash_key+0x5b0/0x5b0 [ 76.073217] ? __release_sock+0xd0/0x360 [ 76.077261] ? __release_sock+0xd0/0x360 [ 76.081305] ? __local_bh_enable_ip+0x160/0x260 [ 76.085968] __release_sock+0x10c/0x360 [ 76.089936] release_sock+0x4f/0x180 [ 76.093637] sctp_wait_for_connect+0x22c/0x4c0 [ 76.098202] ? refcount_inc_checked+0x30/0x30 [ 76.102683] ? sctp_get_port_local+0x14d0/0x14d0 [ 76.107436] ? finish_wait+0x290/0x290 [ 76.111328] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.115740] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 76.120409] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 76.125152] ? sctp_clear_owner_w+0x100/0x100 [ 76.129655] ? lock_downgrade+0x860/0x860 [ 76.133798] ? kasan_check_read+0x11/0x20 [ 76.137939] sctp_sendmsg+0xd4f/0x17e0 [ 76.141807] ? rw_copy_check_uvector+0x66/0x340 [ 76.146462] ? sctp_id2assoc+0x250/0x250 [ 76.150509] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.155885] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.160639] inet_sendmsg+0x10d/0x450 [ 76.164434] ? security_socket_sendmsg+0x50/0x90 [ 76.169183] ? ipip_gro_receive+0xf0/0xf0 [ 76.173316] sock_sendmsg+0xb7/0xf0 [ 76.176928] ___sys_sendmsg+0x649/0x950 [ 76.180887] ? find_held_lock+0x36/0x1d0 [ 76.184938] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.189693] ? __fget+0x278/0x400 [ 76.193138] ? kasan_check_read+0x11/0x20 [ 76.197271] ? __fget+0x295/0x400 [ 76.200715] ? __f_unlock_pos+0xd/0x10 [ 76.204701] ? __fget_light+0x174/0x1e0 [ 76.208679] ? __fdget+0xe/0x10 [ 76.212130] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.217074] __sys_sendmsg+0xd9/0x180 [ 76.220878] ? __ia32_sys_shutdown+0x70/0x70 [ 76.225282] ? __sb_end_write+0xa4/0xd0 [ 76.229247] ? kasan_check_write+0x14/0x20 [ 76.233473] ? fput+0x18/0x120 [ 76.236655] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.242009] __x64_sys_sendmsg+0x73/0xb0 [ 76.246070] do_syscall_64+0xd6/0x4e0 [ 76.249860] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.255037] RIP: 0033:0x458da9 [ 76.258214] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.277103] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.284814] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 76.292078] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.299332] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.306583] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 76.313836] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 76.321224] CPU: 0 PID: 7254 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 76.329036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.338397] Call Trace: [ 76.340990] dump_stack+0x123/0x177 [ 76.344620] should_fail.cold.4+0x5/0x13 [ 76.348686] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.353794] ? mark_held_locks+0x130/0x130 [ 76.354559] FAULT_INJECTION: forcing a failure. [ 76.354559] name failslab, interval 1, probability 0, space 0, times 0 [ 76.358035] ? __lock_is_held+0xb5/0x140 [ 76.358046] __should_failslab+0xba/0xf0 [ 76.358054] should_failslab+0x9/0x14 [ 76.358060] kmem_cache_alloc_node+0x56/0x730 [ 76.358065] ? find_held_lock+0x36/0x1d0 [ 76.358078] __alloc_skb+0xa7/0x580 [ 76.358086] ? skb_scrub_packet+0x3c0/0x3c0 [ 76.397767] _sctp_make_chunk+0x3f/0x260 [ 76.401921] sctp_make_init_ack+0x9f0/0x13f0 [ 76.406324] ? sctp_make_init+0xc20/0xc20 [ 76.410464] ? crng_backtrack_protect+0x80/0x80 [ 76.415121] ? sctp_verify_init+0x1660/0x1660 [ 76.419610] ? sctp_copy_one_addr+0xca/0xf0 [ 76.423928] ? sctp_bind_addr_copy+0xe6/0x26d [ 76.428425] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 76.434218] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 76.439835] ? dccp_diag_dump+0x20/0x20 [ 76.443796] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 76.448358] sctp_do_sm+0x117/0x53b0 [ 76.452054] ? __lock_acquire+0x792/0x4980 [ 76.456275] ? __kernel_text_address+0xd/0x40 [ 76.460753] ? unwind_get_return_address+0x61/0xa0 [ 76.465682] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.471732] ? mark_held_locks+0x130/0x130 [ 76.475960] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.481394] ? check_noncircular+0x20/0x20 [ 76.485614] ? save_stack+0xa9/0xd0 [ 76.489230] ? save_stack+0x43/0xd0 [ 76.492841] ? kasan_kmalloc+0xc7/0xe0 [ 76.496717] ? kasan_slab_alloc+0x12/0x20 [ 76.500859] ? find_held_lock+0x36/0x1d0 [ 76.504903] ? mark_held_locks+0xc7/0x130 [ 76.509036] ? ktime_get+0x1a6/0x240 [ 76.512735] ? kvm_clock_read+0x18/0x30 [ 76.516699] ? kvm_clock_get_cycles+0x9/0x10 [ 76.521117] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.525337] ? mark_held_locks+0x130/0x130 [ 76.529576] sctp_inq_push+0x1aa/0x240 [ 76.533451] sctp_backlog_rcv+0x1ac/0x1280 [ 76.537668] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.542058] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.546620] ? sctp_hash_key+0x5b0/0x5b0 [ 76.550669] ? __release_sock+0xd0/0x360 [ 76.554712] ? __release_sock+0xd0/0x360 [ 76.558765] ? __local_bh_enable_ip+0x160/0x260 [ 76.563417] __release_sock+0x10c/0x360 [ 76.567378] release_sock+0x4f/0x180 [ 76.571071] sctp_wait_for_connect+0x22c/0x4c0 [ 76.575652] ? refcount_inc_checked+0x30/0x30 [ 76.580143] ? sctp_get_port_local+0x14d0/0x14d0 [ 76.584890] ? finish_wait+0x290/0x290 [ 76.588775] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.593170] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 76.597821] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 76.603517] ? sctp_clear_owner_w+0x100/0x100 [ 76.607994] ? lock_downgrade+0x860/0x860 [ 76.612149] ? kasan_check_read+0x11/0x20 [ 76.616293] sctp_sendmsg+0xd4f/0x17e0 [ 76.620180] ? rw_copy_check_uvector+0x66/0x340 [ 76.624855] ? sctp_id2assoc+0x250/0x250 [ 76.628908] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.634270] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.639030] inet_sendmsg+0x10d/0x450 [ 76.642817] ? security_socket_sendmsg+0x50/0x90 [ 76.647732] ? ipip_gro_receive+0xf0/0xf0 [ 76.651873] sock_sendmsg+0xb7/0xf0 [ 76.655483] ___sys_sendmsg+0x649/0x950 [ 76.659447] ? find_held_lock+0x36/0x1d0 [ 76.663495] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.668249] ? __fget+0x278/0x400 [ 76.671699] ? kasan_check_read+0x11/0x20 [ 76.675831] ? __fget+0x295/0x400 [ 76.679271] ? __f_unlock_pos+0xd/0x10 [ 76.683155] ? __fget_light+0x174/0x1e0 [ 76.687112] ? __fdget+0xe/0x10 [ 76.690373] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.695213] __sys_sendmsg+0xd9/0x180 [ 76.699007] ? __ia32_sys_shutdown+0x70/0x70 [ 76.703395] ? __sb_end_write+0xa4/0xd0 [ 76.707366] ? kasan_check_write+0x14/0x20 [ 76.711579] ? fput+0x18/0x120 [ 76.714767] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.720115] __x64_sys_sendmsg+0x73/0xb0 [ 76.724172] do_syscall_64+0xd6/0x4e0 [ 76.727958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.733141] RIP: 0033:0x458da9 [ 76.736315] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.755204] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.762892] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 76.770142] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.777394] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.784646] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 76.791899] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 76.799174] CPU: 1 PID: 7257 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 76.806977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.816331] Call Trace: [ 76.818920] dump_stack+0x123/0x177 [ 76.822538] should_fail.cold.4+0x5/0x13 [ 76.826581] ? kasan_unpoison_shadow+0x35/0x50 [ 76.831147] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.836248] ? __kmalloc_node_track_caller+0x50/0x70 [ 76.841334] __should_failslab+0xba/0xf0 [ 76.845378] should_failslab+0x9/0x14 [ 76.849165] kmem_cache_alloc+0x47/0x730 [ 76.853220] ? skb_scrub_packet+0x3c0/0x3c0 [ 76.857542] sctp_chunkify+0x46/0x270 [ 76.861326] _sctp_make_chunk+0x128/0x260 [ 76.865456] sctp_make_init_ack+0x9f0/0x13f0 [ 76.869852] ? sctp_make_init+0xc20/0xc20 [ 76.873981] ? crng_backtrack_protect+0x80/0x80 [ 76.878643] ? sctp_verify_init+0x1660/0x1660 [ 76.883123] ? sctp_copy_one_addr+0xca/0xf0 [ 76.887434] ? sctp_bind_addr_copy+0xe6/0x26d [ 76.891922] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 76.897790] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 76.903408] ? dccp_diag_dump+0x20/0x20 [ 76.907369] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 76.911950] sctp_do_sm+0x117/0x53b0 [ 76.915670] ? __lock_acquire+0x792/0x4980 [ 76.919911] ? __kernel_text_address+0xd/0x40 [ 76.924393] ? unwind_get_return_address+0x61/0xa0 [ 76.929317] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.935378] ? mark_held_locks+0x130/0x130 [ 76.939597] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.945049] ? check_noncircular+0x20/0x20 [ 76.949282] ? save_stack+0xa9/0xd0 [ 76.952925] ? save_stack+0x43/0xd0 [ 76.956540] ? kasan_kmalloc+0xc7/0xe0 [ 76.960414] ? kasan_slab_alloc+0x12/0x20 [ 76.964553] ? find_held_lock+0x36/0x1d0 [ 76.968601] ? mark_held_locks+0xc7/0x130 [ 76.972735] ? ktime_get+0x1a6/0x240 [ 76.976434] ? kvm_clock_read+0x18/0x30 [ 76.980389] ? kvm_clock_get_cycles+0x9/0x10 [ 76.984780] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.989012] ? mark_held_locks+0x130/0x130 [ 76.993236] sctp_inq_push+0x1aa/0x240 [ 76.997106] sctp_backlog_rcv+0x1ac/0x1280 [ 77.001323] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.005713] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.010276] ? sctp_hash_key+0x5b0/0x5b0 [ 77.014322] ? __release_sock+0xd0/0x360 [ 77.018375] ? __release_sock+0xd0/0x360 [ 77.022433] ? __local_bh_enable_ip+0x160/0x260 [ 77.027115] __release_sock+0x10c/0x360 [ 77.031282] release_sock+0x4f/0x180 [ 77.035004] sctp_wait_for_connect+0x22c/0x4c0 [ 77.039586] ? refcount_inc_checked+0x30/0x30 [ 77.044101] ? sctp_get_port_local+0x14d0/0x14d0 [ 77.048853] ? finish_wait+0x290/0x290 [ 77.052831] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.057230] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 77.061898] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 77.066657] ? sctp_clear_owner_w+0x100/0x100 [ 77.071168] ? lock_downgrade+0x860/0x860 [ 77.075460] ? kasan_check_read+0x11/0x20 [ 77.079615] sctp_sendmsg+0xd4f/0x17e0 [ 77.083505] ? rw_copy_check_uvector+0x66/0x340 [ 77.088178] ? sctp_id2assoc+0x250/0x250 [ 77.092286] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.097652] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.102408] inet_sendmsg+0x10d/0x450 [ 77.106222] ? security_socket_sendmsg+0x50/0x90 [ 77.110971] ? ipip_gro_receive+0xf0/0xf0 [ 77.115103] sock_sendmsg+0xb7/0xf0 [ 77.118730] ___sys_sendmsg+0x649/0x950 [ 77.122734] ? find_held_lock+0x36/0x1d0 [ 77.126810] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.131571] ? __fget+0x278/0x400 [ 77.135022] ? kasan_check_read+0x11/0x20 [ 77.139176] ? __fget+0x295/0x400 [ 77.142631] ? __f_unlock_pos+0xd/0x10 [ 77.146522] ? __fget_light+0x174/0x1e0 [ 77.150486] ? __fdget+0xe/0x10 [ 77.153769] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.158602] __sys_sendmsg+0xd9/0x180 [ 77.162573] ? __ia32_sys_shutdown+0x70/0x70 [ 77.166968] ? __sb_end_write+0xa4/0xd0 [ 77.170935] ? kasan_check_write+0x14/0x20 [ 77.175170] ? fput+0x18/0x120 [ 77.178370] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.183738] __x64_sys_sendmsg+0x73/0xb0 [ 77.188156] do_syscall_64+0xd6/0x4e0 [ 77.191965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.197151] RIP: 0033:0x458da9 [ 77.200347] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.219244] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.226946] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 77.234201] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.241455] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.248713] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 77.255972] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 77.263245] CPU: 0 PID: 7252 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 77.271323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.274797] FAULT_INJECTION: forcing a failure. [ 77.274797] name failslab, interval 1, probability 0, space 0, times 0 [ 77.280679] Call Trace: [ 77.280721] dump_stack+0x123/0x177 [ 77.280733] should_fail.cold.4+0x5/0x13 [ 77.280738] ? kasan_unpoison_shadow+0x35/0x50 [ 77.280745] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.280753] ? __kmalloc_node_track_caller+0x50/0x70 [ 77.280761] __should_failslab+0xba/0xf0 [ 77.280769] should_failslab+0x9/0x14 [ 77.280774] kmem_cache_alloc+0x47/0x730 [ 77.280782] ? skb_scrub_packet+0x3c0/0x3c0 [ 77.280794] sctp_chunkify+0x46/0x270 [ 77.280801] _sctp_make_chunk+0x128/0x260 [ 77.280809] sctp_make_init_ack+0x9f0/0x13f0 [ 77.280820] ? sctp_make_init+0xc20/0xc20 [ 77.280826] ? crng_backtrack_protect+0x80/0x80 [ 77.280840] ? sctp_verify_init+0x1660/0x1660 [ 77.280844] ? sctp_copy_one_addr+0xca/0xf0 [ 77.280853] ? sctp_bind_addr_copy+0xe6/0x26d [ 77.280870] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 77.373857] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 77.379578] ? dccp_diag_dump+0x20/0x20 [ 77.383553] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 77.388134] sctp_do_sm+0x117/0x53b0 [ 77.391844] ? __lock_acquire+0x792/0x4980 [ 77.396071] ? __kernel_text_address+0xd/0x40 [ 77.400569] ? unwind_get_return_address+0x61/0xa0 [ 77.405582] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.411637] ? mark_held_locks+0x130/0x130 [ 77.415865] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 77.421307] ? check_noncircular+0x20/0x20 [ 77.425638] ? save_stack+0xa9/0xd0 [ 77.429259] ? save_stack+0x43/0xd0 [ 77.432977] ? kasan_kmalloc+0xc7/0xe0 [ 77.436869] ? kasan_slab_alloc+0x12/0x20 [ 77.441013] ? find_held_lock+0x36/0x1d0 [ 77.445064] ? mark_held_locks+0xc7/0x130 [ 77.449219] ? ktime_get+0x1a6/0x240 [ 77.452946] ? kvm_clock_read+0x18/0x30 [ 77.457028] ? kvm_clock_get_cycles+0x9/0x10 [ 77.461434] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.465667] ? mark_held_locks+0x130/0x130 [ 77.469987] sctp_inq_push+0x1aa/0x240 [ 77.473874] sctp_backlog_rcv+0x1ac/0x1280 [ 77.478112] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.482516] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.487096] ? sctp_hash_key+0x5b0/0x5b0 [ 77.491145] ? __release_sock+0xd0/0x360 [ 77.495191] ? __release_sock+0xd0/0x360 [ 77.499250] ? __local_bh_enable_ip+0x160/0x260 [ 77.503902] __release_sock+0x10c/0x360 [ 77.507865] release_sock+0x4f/0x180 [ 77.511562] sctp_wait_for_connect+0x22c/0x4c0 [ 77.516126] ? refcount_inc_checked+0x30/0x30 [ 77.520608] ? sctp_get_port_local+0x14d0/0x14d0 [ 77.525345] ? finish_wait+0x290/0x290 [ 77.529214] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.533606] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 77.538259] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 77.543001] ? sctp_clear_owner_w+0x100/0x100 [ 77.547482] ? lock_downgrade+0x860/0x860 [ 77.551619] ? kasan_check_read+0x11/0x20 [ 77.555763] sctp_sendmsg+0xd4f/0x17e0 [ 77.559631] ? rw_copy_check_uvector+0x66/0x340 [ 77.564283] ? sctp_id2assoc+0x250/0x250 [ 77.568326] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.573684] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.578434] inet_sendmsg+0x10d/0x450 [ 77.582223] ? security_socket_sendmsg+0x50/0x90 [ 77.586956] ? ipip_gro_receive+0xf0/0xf0 [ 77.591086] sock_sendmsg+0xb7/0xf0 [ 77.594701] ___sys_sendmsg+0x649/0x950 [ 77.598662] ? find_held_lock+0x36/0x1d0 [ 77.602715] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.607455] ? __fget+0x278/0x400 [ 77.610891] ? kasan_check_read+0x11/0x20 [ 77.615020] ? __fget+0x295/0x400 [ 77.618458] ? __f_unlock_pos+0xd/0x10 [ 77.622326] ? __fget_light+0x174/0x1e0 [ 77.626296] ? __fdget+0xe/0x10 [ 77.629576] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.634414] __sys_sendmsg+0xd9/0x180 [ 77.638215] ? __ia32_sys_shutdown+0x70/0x70 [ 77.642619] ? __sb_end_write+0xa4/0xd0 [ 77.646582] ? kasan_check_write+0x14/0x20 [ 77.651670] ? fput+0x18/0x120 [ 77.654854] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.660210] __x64_sys_sendmsg+0x73/0xb0 [ 77.664269] do_syscall_64+0xd6/0x4e0 [ 77.668056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.673235] RIP: 0033:0x458da9 [ 77.676423] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.695397] RSP: 002b:00007f814e1cec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.703086] RAX: ffffffffffffffda RBX: 00007f814e1cec90 RCX: 0000000000458da9 2020/03/02 07:59:34 executed programs: 58 [ 77.710345] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.717626] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.724894] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f814e1cf6d4 [ 77.732166] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 77.739455] CPU: 1 PID: 7261 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 77.747442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.756817] Call Trace: [ 77.759399] dump_stack+0x123/0x177 [ 77.763134] should_fail.cold.4+0x5/0x13 [ 77.767197] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.772317] ? __lock_is_held+0xb5/0x140 [ 77.776377] __should_failslab+0xba/0xf0 [ 77.780429] should_failslab+0x9/0x14 [ 77.784241] __kmalloc+0x70/0x770 [ 77.787710] ? __kmalloc_track_caller+0x5e5/0x760 [ 77.792657] ? sctp_tsnmap_init+0x161/0x220 [ 77.796973] sctp_tsnmap_init+0x161/0x220 [ 77.801113] sctp_process_init+0x1bb0/0x2d50 [ 77.805523] ? sctp_verify_init+0x1660/0x1660 [ 77.810018] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 77.814603] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 77.819280] ? save_stack+0x43/0xd0 [ 77.822897] ? __kasan_slab_free+0x102/0x150 [ 77.827304] ? kasan_slab_free+0xe/0x10 [ 77.831276] sctp_do_sm+0xa0f/0x53b0 [ 77.834984] ? __lock_acquire+0x792/0x4980 [ 77.839209] ? sctp_sendmsg+0xd4f/0x17e0 [ 77.843262] ? inet_sendmsg+0x10d/0x450 [ 77.847333] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.853390] ? mark_held_locks+0x130/0x130 [ 77.857617] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 77.862756] ? quarantine_put+0x11b/0x1c0 [ 77.866902] ? find_held_lock+0x36/0x1d0 [ 77.871085] ? kvm_clock_read+0x18/0x30 [ 77.875063] ? kvm_clock_get_cycles+0x9/0x10 [ 77.879575] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.883813] ? mark_held_locks+0x130/0x130 [ 77.888058] sctp_inq_push+0x1aa/0x240 [ 77.891958] sctp_backlog_rcv+0x1ac/0x1280 [ 77.896216] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.900732] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.905315] ? sctp_hash_key+0x5b0/0x5b0 [ 77.909371] ? __release_sock+0xd0/0x360 [ 77.913428] ? __release_sock+0xd0/0x360 [ 77.917578] ? __local_bh_enable_ip+0x160/0x260 [ 77.922236] __release_sock+0x10c/0x360 [ 77.926252] release_sock+0x4f/0x180 [ 77.929968] sctp_wait_for_connect+0x22c/0x4c0 [ 77.934551] ? refcount_inc_checked+0x30/0x30 [ 77.939049] ? sctp_get_port_local+0x14d0/0x14d0 [ 77.943805] ? finish_wait+0x290/0x290 [ 77.947685] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.952192] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 77.956856] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 77.961607] ? sctp_clear_owner_w+0x100/0x100 [ 77.966099] ? lock_downgrade+0x860/0x860 [ 77.970247] ? kasan_check_read+0x11/0x20 [ 77.974389] sctp_sendmsg+0xd4f/0x17e0 [ 77.978277] ? rw_copy_check_uvector+0x66/0x340 [ 77.982953] ? sctp_id2assoc+0x250/0x250 [ 77.987114] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.992485] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.997243] inet_sendmsg+0x10d/0x450 [ 78.001036] ? security_socket_sendmsg+0x50/0x90 [ 78.005784] ? ipip_gro_receive+0xf0/0xf0 [ 78.009944] sock_sendmsg+0xb7/0xf0 [ 78.013570] ___sys_sendmsg+0x649/0x950 [ 78.017716] ? find_held_lock+0x36/0x1d0 [ 78.021778] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.026549] ? __fget+0x278/0x400 [ 78.030009] ? kasan_check_read+0x11/0x20 [ 78.034160] ? __fget+0x295/0x400 [ 78.037618] ? __f_unlock_pos+0xd/0x10 [ 78.041500] ? __fget_light+0x174/0x1e0 [ 78.045480] ? __fdget+0xe/0x10 [ 78.048772] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.053651] __sys_sendmsg+0xd9/0x180 [ 78.057469] ? __ia32_sys_shutdown+0x70/0x70 [ 78.061871] ? __sb_end_write+0xa4/0xd0 [ 78.065846] ? kasan_check_write+0x14/0x20 [ 78.070249] ? fput+0x18/0x120 [ 78.073440] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.078810] __x64_sys_sendmsg+0x73/0xb0 [ 78.082872] do_syscall_64+0xd6/0x4e0 [ 78.086682] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.091878] RIP: 0033:0x458da9 [ 78.095075] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.113977] RSP: 002b:00007f01c304bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.121691] RAX: ffffffffffffffda RBX: 00007f01c304bc90 RCX: 0000000000458da9 [ 78.128957] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.136227] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.143595] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01c304c6d4 [ 78.150857] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.160271] CPU: 0 PID: 7249 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 78.167592] FAULT_INJECTION: forcing a failure. [ 78.167592] name failslab, interval 1, probability 0, space 0, times 0 [ 78.168080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.168083] Call Trace: [ 78.168094] dump_stack+0x123/0x177 [ 78.168105] should_fail.cold.4+0x5/0x13 [ 78.168112] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.168119] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.168133] __should_failslab+0xba/0xf0 [ 78.168141] should_failslab+0x9/0x14 [ 78.168147] kmem_cache_alloc_trace+0x4b/0x750 [ 78.168157] ? __lock_is_held+0xb5/0x140 [ 78.168172] flex_array_alloc+0x19e/0x270 [ 78.230264] fa_alloc+0x14/0x50 [ 78.233535] sctp_stream_alloc_in+0x23/0x230 [ 78.237952] sctp_stream_init+0x1ba/0x330 [ 78.242100] ? sctp_tsnmap_init+0x161/0x220 [ 78.246421] sctp_process_init+0x1c24/0x2d50 [ 78.250845] ? sctp_verify_init+0x1660/0x1660 [ 78.255343] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 78.259936] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 78.264720] ? save_stack+0x43/0xd0 [ 78.268340] ? __kasan_slab_free+0x102/0x150 [ 78.272735] ? kasan_slab_free+0xe/0x10 [ 78.276708] sctp_do_sm+0xa0f/0x53b0 [ 78.280425] ? __lock_acquire+0x792/0x4980 [ 78.284668] ? sctp_sendmsg+0xd4f/0x17e0 [ 78.288720] ? inet_sendmsg+0x10d/0x450 [ 78.292690] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.298753] ? mark_held_locks+0x130/0x130 [ 78.302986] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.308084] ? quarantine_put+0x11b/0x1c0 [ 78.312275] ? find_held_lock+0x36/0x1d0 [ 78.316341] ? kvm_clock_read+0x18/0x30 [ 78.320309] ? kvm_clock_get_cycles+0x9/0x10 [ 78.324715] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.328946] ? mark_held_locks+0x130/0x130 [ 78.333730] sctp_inq_push+0x1aa/0x240 [ 78.337790] sctp_backlog_rcv+0x1ac/0x1280 [ 78.342025] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.346431] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.351010] ? sctp_hash_key+0x5b0/0x5b0 [ 78.355062] ? __release_sock+0xd0/0x360 [ 78.359113] ? __release_sock+0xd0/0x360 [ 78.363335] ? __local_bh_enable_ip+0x160/0x260 [ 78.368011] __release_sock+0x10c/0x360 [ 78.371988] release_sock+0x4f/0x180 [ 78.375708] sctp_wait_for_connect+0x22c/0x4c0 [ 78.380299] ? refcount_inc_checked+0x30/0x30 [ 78.384802] ? sctp_get_port_local+0x14d0/0x14d0 [ 78.389579] ? finish_wait+0x290/0x290 [ 78.393470] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.397874] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 78.402547] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 78.407383] ? sctp_clear_owner_w+0x100/0x100 [ 78.411989] ? lock_downgrade+0x860/0x860 [ 78.416148] ? kasan_check_read+0x11/0x20 [ 78.420296] sctp_sendmsg+0xd4f/0x17e0 [ 78.424180] ? rw_copy_check_uvector+0x66/0x340 [ 78.428975] ? sctp_id2assoc+0x250/0x250 [ 78.433172] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.438544] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.443333] inet_sendmsg+0x10d/0x450 [ 78.447141] ? security_socket_sendmsg+0x50/0x90 [ 78.452251] ? ipip_gro_receive+0xf0/0xf0 [ 78.456398] sock_sendmsg+0xb7/0xf0 [ 78.460024] ___sys_sendmsg+0x649/0x950 [ 78.463998] ? find_held_lock+0x36/0x1d0 [ 78.468053] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.472811] ? __fget+0x278/0x400 [ 78.476282] ? kasan_check_read+0x11/0x20 [ 78.480431] ? __fget+0x295/0x400 [ 78.483888] ? __f_unlock_pos+0xd/0x10 [ 78.487917] ? __fget_light+0x174/0x1e0 [ 78.491976] ? __fdget+0xe/0x10 [ 78.495243] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.500122] __sys_sendmsg+0xd9/0x180 [ 78.503931] ? __ia32_sys_shutdown+0x70/0x70 [ 78.508857] ? __sb_end_write+0xa4/0xd0 [ 78.512843] ? kasan_check_write+0x14/0x20 [ 78.517247] ? fput+0x18/0x120 [ 78.520454] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.525815] __x64_sys_sendmsg+0x73/0xb0 [ 78.529874] do_syscall_64+0xd6/0x4e0 [ 78.533670] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.538900] RIP: 0033:0x458da9 [ 78.542090] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.562054] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.570018] RAX: ffffffffffffffda RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 78.577401] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.584671] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.591937] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 78.599195] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.634295] FAULT_INJECTION: forcing a failure. [ 78.634295] name failslab, interval 1, probability 0, space 0, times 0 [ 78.634364] CPU: 1 PID: 7268 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 78.653353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.662705] Call Trace: [ 78.665287] dump_stack+0x123/0x177 [ 78.668912] should_fail.cold.4+0x5/0x13 [ 78.672974] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.678079] ? __lock_is_held+0xb5/0x140 [ 78.682152] __should_failslab+0xba/0xf0 [ 78.686317] should_failslab+0x9/0x14 [ 78.690112] __kmalloc+0x70/0x770 [ 78.693686] ? __kmalloc_track_caller+0x5e5/0x760 [ 78.698524] ? sctp_tsnmap_init+0x161/0x220 [ 78.702855] sctp_tsnmap_init+0x161/0x220 [ 78.706998] sctp_process_init+0x1bb0/0x2d50 [ 78.711420] ? sctp_verify_init+0x1660/0x1660 [ 78.715922] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 78.720500] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 78.725294] ? save_stack+0x43/0xd0 [ 78.728910] ? __kasan_slab_free+0x102/0x150 [ 78.733306] ? kasan_slab_free+0xe/0x10 [ 78.737282] sctp_do_sm+0xa0f/0x53b0 [ 78.740983] ? __lock_acquire+0x792/0x4980 [ 78.745226] ? sctp_sendmsg+0xd4f/0x17e0 [ 78.749281] ? inet_sendmsg+0x10d/0x450 [ 78.753251] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.759410] ? mark_held_locks+0x130/0x130 [ 78.763777] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.768878] ? quarantine_put+0x11b/0x1c0 [ 78.773033] ? find_held_lock+0x36/0x1d0 [ 78.777220] ? kvm_clock_read+0x18/0x30 [ 78.781330] ? kvm_clock_get_cycles+0x9/0x10 [ 78.785750] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.789987] ? mark_held_locks+0x130/0x130 [ 78.794224] sctp_inq_push+0x1aa/0x240 [ 78.798227] sctp_backlog_rcv+0x1ac/0x1280 [ 78.802498] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.806906] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.811787] ? sctp_hash_key+0x5b0/0x5b0 [ 78.815872] ? __release_sock+0xd0/0x360 [ 78.819936] ? __release_sock+0xd0/0x360 [ 78.824052] ? __local_bh_enable_ip+0x160/0x260 [ 78.828744] __release_sock+0x10c/0x360 [ 78.832739] release_sock+0x4f/0x180 [ 78.836451] sctp_wait_for_connect+0x22c/0x4c0 [ 78.841048] ? refcount_inc_checked+0x30/0x30 [ 78.845560] ? sctp_get_port_local+0x14d0/0x14d0 [ 78.850315] ? finish_wait+0x290/0x290 [ 78.854215] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.858625] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 78.863301] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 78.868069] ? sctp_clear_owner_w+0x100/0x100 [ 78.872569] ? lock_downgrade+0x860/0x860 [ 78.876716] ? kasan_check_read+0x11/0x20 [ 78.880868] sctp_sendmsg+0xd4f/0x17e0 [ 78.884757] ? rw_copy_check_uvector+0x66/0x340 [ 78.889442] ? sctp_id2assoc+0x250/0x250 [ 78.893515] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.898875] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.903631] inet_sendmsg+0x10d/0x450 [ 78.907533] ? security_socket_sendmsg+0x50/0x90 [ 78.912288] ? ipip_gro_receive+0xf0/0xf0 [ 78.916961] sock_sendmsg+0xb7/0xf0 [ 78.920588] ___sys_sendmsg+0x649/0x950 [ 78.924682] ? find_held_lock+0x36/0x1d0 [ 78.928739] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.933517] ? __fget+0x278/0x400 [ 78.936970] ? kasan_check_read+0x11/0x20 [ 78.941130] ? __fget+0x295/0x400 [ 78.944590] ? __f_unlock_pos+0xd/0x10 [ 78.948473] ? __fget_light+0x174/0x1e0 [ 78.952457] ? __fdget+0xe/0x10 [ 78.953602] kasan: CONFIG_KASAN_INLINE enabled [ 78.955740] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.955750] __sys_sendmsg+0xd9/0x180 [ 78.955757] ? __ia32_sys_shutdown+0x70/0x70 [ 78.955765] ? __sb_end_write+0xa4/0xd0 [ 78.955773] ? kasan_check_write+0x14/0x20 [ 78.955777] ? fput+0x18/0x120 [ 78.955791] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.955799] __x64_sys_sendmsg+0x73/0xb0 [ 78.965216] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 78.965341] do_syscall_64+0xd6/0x4e0 [ 78.976270] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 78.977498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.981832] CPU: 0 PID: 7249 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 78.985014] RIP: 0033:0x458da9 [ 78.990407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.994475] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.001835] RIP: 0010:flex_array_get+0x23/0x240 [ 79.005615] RSP: 002b:00007f218c292c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.011836] Code: 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df 55 48 89 fa 48 89 e5 48 c1 ea 03 41 56 41 55 41 54 53 48 89 fb 48 83 ec 10 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 8d 01 00 00 44 8b 33 45 85 f6 [ 79.017189] RAX: ffffffffffffffda RBX: 00007f218c292c90 RCX: 0000000000458da9 [ 79.024966] RSP: 0018:ffff8880956b75a0 EFLAGS: 00010286 [ 79.028145] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 79.037498] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110113a93e6 [ 79.056672] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.061327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 79.069042] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f218c2936d4 [ 79.088050] RBP: ffff8880956b75d0 R08: 0000000000000000 R09: ffffed1015d44732 [ 79.095313] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 79.102610] FAULT_INJECTION: forcing a failure. [ 79.102610] name failslab, interval 1, probability 0, space 0, times 0 [ 79.108364] R10: ffffed1015d44732 R11: ffff8880aea23993 R12: ffff88809340c600 [ 79.108367] R13: ffff8880768c1a44 R14: ffff888089815e80 R15: 1ffff110126819a9 [ 79.108371] FS: 00007ff39d733700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 79.108373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.108375] CR2: 00000000007f1000 CR3: 000000008158e000 CR4: 00000000001406f0 [ 79.108380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.108382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.108385] Call Trace: [ 79.108395] ? sctp_sched_dequeue_common+0xfa/0x310 [ 79.108400] sctp_sched_dequeue_done+0x1d8/0x300 [ 79.108405] __sctp_outq_teardown+0x660/0xc30 [ 79.108410] ? sock_def_wakeup+0xd7/0x1b0 [ 79.108417] sctp_outq_free+0x9/0x10 [ 79.115742] CPU: 1 PID: 7276 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 79.122946] sctp_association_free+0x1d5/0x711 [ 79.130213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.137487] sctp_do_sm+0x9a2/0x53b0 [ 79.144743] Call Trace: [ 79.152048] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.163248] dump_stack+0x123/0x177 [ 79.170520] ? mark_held_locks+0x130/0x130 [ 79.177780] should_fail.cold.4+0x5/0x13 [ 79.186068] ? mark_held_locks+0x130/0x130 [ 79.191944] ? sctp_make_init_ack+0x2f7/0x13f0 [ 79.199210] ? check_noncircular+0x20/0x20 [ 79.206581] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.213943] ? find_held_lock+0x36/0x1d0 [ 79.216512] ? __release_sock+0x10c/0x360 [ 79.221523] ? mark_held_locks+0xc7/0x130 [ 79.226396] ? release_sock+0x4f/0x180 [ 79.230886] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.235027] ? sctp_wait_for_connect+0x22c/0x4c0 [ 79.238718] ? skb_dequeue+0x11d/0x1b0 [ 79.246503] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 79.251076] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.260434] ? sctp_sendmsg+0xd4f/0x17e0 [ 79.264138] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.266783] ? inet_sendmsg+0x10d/0x450 [ 79.272832] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 79.276442] ? sock_sendmsg+0xb7/0xf0 [ 79.280674] sctp_primitive_SHUTDOWN+0x7c/0xc0 [ 79.284725] ? ___sys_sendmsg+0x649/0x950 [ 79.288947] sctp_close+0x354/0x750 [ 79.293508] __should_failslab+0xba/0xf0 [ 79.297728] ? sctp_init_sock+0x1230/0x1230 [ 79.302816] should_failslab+0x9/0x14 [ 79.306867] ? lock_acquire+0x173/0x3d0 [ 79.311082] kmem_cache_alloc_node_trace+0x5a/0x740 [ 79.315238] ? __sock_release+0x7d/0x2a0 [ 79.319117] ? kasan_kmalloc+0xc7/0xe0 [ 79.319126] __kmalloc_node_track_caller+0x3c/0x70 [ 79.324223] inet_release+0xb9/0x1b0 [ 79.328968] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 79.332841] __sock_release+0xc7/0x2a0 [ 79.337684] __alloc_skb+0xd7/0x580 [ 79.342267] sock_close+0x10/0x20 [ 79.346302] ? skb_scrub_packet+0x3c0/0x3c0 [ 79.351393] __fput+0x24c/0x7f0 [ 79.355485] _sctp_make_chunk+0x3f/0x260 [ 79.360579] ____fput+0x9/0x10 [ 79.364377] sctp_make_init_ack+0x9f0/0x13f0 [ 79.368936] task_work_run+0x10e/0x190 [ 79.373069] ? sctp_make_init+0xc20/0xc20 [ 79.376695] get_signal+0x139f/0x1a00 [ 79.380732] ? crng_backtrack_protect+0x80/0x80 [ 79.385050] ? __f_unlock_pos+0xd/0x10 [ 79.388838] ? sctp_verify_init+0x1660/0x1660 [ 79.392793] do_signal+0x87/0x1960 [ 79.397795] ? sctp_copy_one_addr+0xca/0xf0 [ 79.401849] ? kasan_check_write+0x14/0x20 [ 79.405726] ? sctp_bind_addr_copy+0xe6/0x26d [ 79.410649] ? task_work_add+0x5e/0xe0 [ 79.414359] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 79.419102] ? setup_sigcontext+0x7d0/0x7d0 [ 79.422978] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 79.422986] ? dccp_diag_dump+0x20/0x20 [ 79.426611] ? __sys_sendmsg+0x15e/0x180 [ 79.430050] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 79.434871] ? __ia32_sys_shutdown+0x70/0x70 [ 79.438237] sctp_do_sm+0x117/0x53b0 [ 79.442386] ? __sb_end_write+0xa4/0xd0 [ 79.445591] ? kernel_text_address+0x79/0xf0 [ 79.450104] ? kasan_check_write+0x14/0x20 [ 79.453974] ? __kernel_text_address+0xd/0x40 [ 79.458137] ? fput+0x18/0x120 [ 79.461925] ? unwind_get_return_address+0x61/0xa0 [ 79.466583] ? exit_to_usermode_loop+0x3a/0x200 [ 79.470450] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.474948] ? do_syscall_64+0x419/0x4e0 [ 79.478481] ? mark_held_locks+0x130/0x130 [ 79.482792] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.487125] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 79.491609] ? exit_to_usermode_loop+0x3a/0x200 [ 79.495607] ? save_stack+0xa9/0xd0 [ 79.501382] ? trace_hardirqs_on+0x28/0x190 [ 79.505693] ? save_stack+0x43/0xd0 [ 79.511304] exit_to_usermode_loop+0x114/0x200 [ 79.515270] ? kasan_kmalloc+0xc7/0xe0 [ 79.519318] do_syscall_64+0x419/0x4e0 [ 79.523990] ? kasan_slab_alloc+0x12/0x20 [ 79.528388] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.532086] ? kmem_cache_alloc+0x12e/0x730 [ 79.536108] RIP: 0033:0x458da9 [ 79.540588] ? sctp_chunkify+0x46/0x270 [ 79.545523] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.550037] ? sctp_outq_flush+0xd0/0x22f0 [ 79.553221] RSP: 002b:00007ff39d732c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.558283] ? __sys_sendmsg+0xd9/0x180 [ 79.562929] RAX: 000000000001fff8 RBX: 00007ff39d732c90 RCX: 0000000000458da9 [ 79.562934] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 79.568986] ? __x64_sys_sendmsg+0x73/0xb0 [ 79.573083] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.577305] ? do_syscall_64+0xd6/0x4e0 [ 79.581871] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff39d7336d4 [ 79.587335] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.591980] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 79.595602] ? sctp_assoc_bh_rcv+0x23c/0x5c0 [ 79.599907] Modules linked in: [ 79.603531] ? lock_downgrade+0x860/0x860 [ 79.735416] ? kvm_clock_read+0x18/0x30 [ 79.739384] ? kvm_clock_get_cycles+0x9/0x10 [ 79.743777] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 79.748092] ? mark_held_locks+0x130/0x130 [ 79.752321] sctp_inq_push+0x1aa/0x240 [ 79.756199] sctp_backlog_rcv+0x1ac/0x1280 [ 79.760427] ? __release_sock+0xd0/0x360 [ 79.764481] ? __local_bh_enable_ip+0x120/0x260 [ 79.769144] ? sctp_hash_key+0x5b0/0x5b0 [ 79.773200] ? __release_sock+0xd0/0x360 [ 79.777245] ? __release_sock+0xd0/0x360 [ 79.781298] ? __local_bh_enable_ip+0x160/0x260 [ 79.786049] __release_sock+0x10c/0x360 [ 79.790141] release_sock+0x4f/0x180 [ 79.793965] sctp_wait_for_connect+0x22c/0x4c0 [ 79.798540] ? refcount_inc_checked+0x30/0x30 [ 79.803025] ? sctp_get_port_local+0x14d0/0x14d0 [ 79.807792] ? finish_wait+0x290/0x290 [ 79.811673] ? sctp_primitive_SEND+0x7c/0xc0 [ 79.816086] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 79.820751] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 79.825497] ? sctp_clear_owner_w+0x100/0x100 [ 79.829984] ? lock_downgrade+0x860/0x860 [ 79.834265] ? lock_sock_nested+0x82/0x100 [ 79.838494] sctp_sendmsg+0xd4f/0x17e0 [ 79.842385] ? rw_copy_check_uvector+0x66/0x340 [ 79.847042] ? sctp_id2assoc+0x250/0x250 [ 79.851093] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 79.856454] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.861410] inet_sendmsg+0x10d/0x450 [ 79.865214] ? security_socket_sendmsg+0x50/0x90 [ 79.870027] ? ipip_gro_receive+0xf0/0xf0 [ 79.874174] sock_sendmsg+0xb7/0xf0 [ 79.877786] ___sys_sendmsg+0x649/0x950 [ 79.881755] ? get_pid_task+0x80/0x110 [ 79.886004] ? lock_downgrade+0x860/0x860 [ 79.890290] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.895034] ? __fget+0x278/0x400 [ 79.898480] ? __fget+0x9f/0x400 [ 79.901845] ? proc_fail_nth_write+0x13a/0x180 [ 79.906431] ? __fget+0x295/0x400 [ 79.909874] ? kernel_read+0x130/0x130 [ 79.913807] ? __f_unlock_pos+0xd/0x10 [ 79.917702] ? __fget_light+0x174/0x1e0 [ 79.921668] ? __fdget+0xe/0x10 [ 79.924933] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.929779] __sys_sendmsg+0xd9/0x180 [ 79.933573] ? __ia32_sys_shutdown+0x70/0x70 [ 79.938047] ? __sb_end_write+0xa4/0xd0 [ 79.942569] ? kasan_check_write+0x14/0x20 [ 79.946821] ? fput+0x18/0x120 [ 79.950009] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 79.954871] __x64_sys_sendmsg+0x73/0xb0 [ 79.958930] do_syscall_64+0xd6/0x4e0 [ 79.962728] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.968085] RIP: 0033:0x458da9 [ 79.971289] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.990892] RSP: 002b:00007fe43eac1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.998677] RAX: ffffffffffffffda RBX: 00007fe43eac1c90 RCX: 0000000000458da9 [ 80.005940] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.013208] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.020495] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe43eac26d4 [ 80.027760] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 80.035146] CPU: 0 PID: 7271 Comm: syz-executor.5 Tainted: G D 4.19.107-syzkaller #0 [ 80.036899] ---[ end trace d9d18f31b81c3078 ]--- [ 80.044337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.044340] Call Trace: [ 80.044352] dump_stack+0x123/0x177 [ 80.044360] should_fail.cold.4+0x5/0x13 [ 80.044365] ? sctp_make_init_ack+0x2f7/0x13f0 [ 80.044370] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.044375] ? __release_sock+0x10c/0x360 [ 80.044378] ? release_sock+0x4f/0x180 [ 80.044382] ? sctp_wait_for_connect+0x22c/0x4c0 [ 80.044385] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 80.044388] ? sctp_sendmsg+0xd4f/0x17e0 [ 80.044396] __should_failslab+0xba/0xf0 [ 80.049245] RIP: 0010:flex_array_get+0x23/0x240 [ 80.058602] should_failslab+0x9/0x14 [ 80.058609] kmem_cache_alloc_node_trace+0x5a/0x740 [ 80.058616] __kmalloc_node_track_caller+0x3c/0x70 [ 80.058624] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 80.058629] __alloc_skb+0xd7/0x580 [ 80.058633] ? skb_scrub_packet+0x3c0/0x3c0 [ 80.058642] _sctp_make_chunk+0x3f/0x260 [ 80.058649] sctp_make_init_ack+0x9f0/0x13f0 [ 80.061294] Code: 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df 55 48 89 fa 48 89 e5 48 c1 ea 03 41 56 41 55 41 54 53 48 89 fb 48 83 ec 10 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 8d 01 00 00 44 8b 33 45 85 f6 [ 80.064846] ? sctp_make_init+0xc20/0xc20 [ 80.064852] ? crng_backtrack_protect+0x80/0x80 [ 80.064862] ? sctp_verify_init+0x1660/0x1660 [ 80.069640] RSP: 0018:ffff8880956b75a0 EFLAGS: 00010286 [ 80.074143] ? sctp_copy_one_addr+0xca/0xf0 [ 80.074152] ? sctp_bind_addr_copy+0xe6/0x26d [ 80.074162] sctp_sf_do_unexpected_init.isra.36+0xaf1/0x1400 [ 80.074169] ? sctp_sf_violation_chunk.isra.32+0x140/0x140 [ 80.079318] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110113a93e6 [ 80.083401] ? dccp_diag_dump+0x20/0x20 [ 80.083409] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 80.083413] sctp_do_sm+0x117/0x53b0 [ 80.083420] ? __lock_acquire+0x792/0x4980 [ 80.083425] ? __kernel_text_address+0xd/0x40 [ 80.083435] ? unwind_get_return_address+0x61/0xa0 [ 80.087493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.092205] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 80.092213] ? mark_held_locks+0x130/0x130 [ 80.092219] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 80.092223] ? check_noncircular+0x20/0x20 [ 80.092230] ? save_stack+0xa9/0xd0 [ 80.092233] ? save_stack+0x43/0xd0 [ 80.092236] ? kasan_kmalloc+0xc7/0xe0 [ 80.092239] ? kasan_slab_alloc+0x12/0x20 [ 80.092244] ? find_held_lock+0x36/0x1d0 [ 80.092250] ? mark_held_locks+0xc7/0x130 [ 80.097152] RBP: ffff8880956b75d0 R08: 0000000000000000 R09: ffffed1015d44732 [ 80.101246] ? ktime_get+0x1a6/0x240 [ 80.101255] ? kvm_clock_read+0x18/0x30 [ 80.101258] ? kvm_clock_get_cycles+0x9/0x10 [ 80.101265] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 80.101272] ? mark_held_locks+0x130/0x130 [ 80.101280] sctp_inq_push+0x1aa/0x240 [ 80.101287] sctp_backlog_rcv+0x1ac/0x1280 [ 80.105387] R10: ffffed1015d44732 R11: ffff8880aea23993 R12: ffff88809340c600 [ 80.110005] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.110010] ? lockdep_hardirqs_on+0x421/0x5c0 [ 80.110016] ? sctp_hash_key+0x5b0/0x5b0 [ 80.110021] ? __release_sock+0xd0/0x360 [ 80.110024] ? __release_sock+0xd0/0x360 [ 80.110028] ? __local_bh_enable_ip+0x160/0x260 [ 80.110033] __release_sock+0x10c/0x360 [ 80.110040] release_sock+0x4f/0x180 [ 80.113879] R13: ffff8880768c1a44 R14: ffff888089815e80 R15: 1ffff110126819a9 [ 80.118845] sctp_wait_for_connect+0x22c/0x4c0 [ 80.118852] ? refcount_inc_checked+0x30/0x30 [ 80.118858] ? sctp_get_port_local+0x14d0/0x14d0 [ 80.118863] ? finish_wait+0x290/0x290 [ 80.118868] ? sctp_primitive_SEND+0x7c/0xc0 [ 80.118873] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 80.118878] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 80.118884] ? sctp_clear_owner_w+0x100/0x100 [ 80.123866] FS: 00007ff39d733700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 80.128569] ? lock_downgrade+0x860/0x860 [ 80.128578] ? kasan_check_read+0x11/0x20 [ 80.128586] sctp_sendmsg+0xd4f/0x17e0 [ 80.128593] ? rw_copy_check_uvector+0x66/0x340 [ 80.128599] ? sctp_id2assoc+0x250/0x250 [ 80.128607] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 80.132273] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.136550] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.136557] inet_sendmsg+0x10d/0x450 [ 80.136561] ? security_socket_sendmsg+0x50/0x90 [ 80.136566] ? ipip_gro_receive+0xf0/0xf0 [ 80.142594] CR2: 0000000000625208 CR3: 000000008158e000 CR4: 00000000001406e0 [ 80.145049] sock_sendmsg+0xb7/0xf0 [ 80.145054] ___sys_sendmsg+0x649/0x950 [ 80.145060] ? find_held_lock+0x36/0x1d0 [ 80.145064] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.145072] ? __fget+0x278/0x400 [ 80.164163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.168219] ? kasan_check_read+0x11/0x20 [ 80.168226] ? __fget+0x295/0x400 [ 80.168233] ? __f_unlock_pos+0xd/0x10 [ 80.168239] ? __fget_light+0x174/0x1e0 [ 80.175493] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.179997] ? __fdget+0xe/0x10 [ 80.180005] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.180011] __sys_sendmsg+0xd9/0x180 [ 80.180017] ? __ia32_sys_shutdown+0x70/0x70 [ 80.180021] ? __sb_end_write+0xa4/0xd0 [ 80.180028] ? kasan_check_write+0x14/0x20 [ 80.180031] ? fput+0x18/0x120 [ 80.180041] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.185561] Kernel panic - not syncing: Fatal exception [ 80.189834] __x64_sys_sendmsg+0x73/0xb0 [ 80.567438] do_syscall_64+0xd6/0x4e0 [ 80.571222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.576403] RIP: 0033:0x458da9 [ 80.579593] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.598480] RSP: 002b:00007f524c4ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.606177] RAX: ffffffffffffffda RBX: 00007f524c4ffc90 RCX: 0000000000458da9 [ 80.613470] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.620743] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.628128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f524c5006d4 [ 80.635387] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 80.644085] Kernel Offset: disabled [ 80.647712] Rebooting in 86400 seconds..