Warning: Permanently added '10.128.10.46' (ECDSA) to the list of known hosts. 2020/04/01 10:38:10 parsed 1 programs 2020/04/01 10:38:10 executed programs: 0 [ 42.205311] audit: type=1400 audit(1585737491.007:10): avc: denied { execmem } for pid=6230 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 42.243795] IPVS: ftp: loaded support on port[0] = 21 [ 42.258487] IPVS: ftp: loaded support on port[0] = 21 [ 42.268461] IPVS: ftp: loaded support on port[0] = 21 [ 42.283485] IPVS: ftp: loaded support on port[0] = 21 [ 42.332546] IPVS: ftp: loaded support on port[0] = 21 [ 42.353063] IPVS: ftp: loaded support on port[0] = 21 [ 42.527469] chnl_net:caif_netlink_parms(): no params data found [ 42.574959] chnl_net:caif_netlink_parms(): no params data found [ 42.616228] chnl_net:caif_netlink_parms(): no params data found [ 42.648668] chnl_net:caif_netlink_parms(): no params data found [ 42.701784] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.708245] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.718776] device bridge_slave_0 entered promiscuous mode [ 42.726967] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.733928] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.741966] device bridge_slave_0 entered promiscuous mode [ 42.805237] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.813076] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.821510] device bridge_slave_1 entered promiscuous mode [ 42.827828] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.834817] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.844395] device bridge_slave_1 entered promiscuous mode [ 42.879164] chnl_net:caif_netlink_parms(): no params data found [ 42.904626] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.911859] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.919382] device bridge_slave_0 entered promiscuous mode [ 42.926296] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.932754] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.940805] device bridge_slave_1 entered promiscuous mode [ 42.953540] chnl_net:caif_netlink_parms(): no params data found [ 42.963965] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.976180] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.985465] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.996938] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.011815] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.020587] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.027096] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.034984] device bridge_slave_0 entered promiscuous mode [ 43.058416] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.078925] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.086663] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.098727] device bridge_slave_1 entered promiscuous mode [ 43.121320] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.129278] team0: Port device team_slave_0 added [ 43.135441] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.143178] team0: Port device team_slave_1 added [ 43.162844] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.171493] team0: Port device team_slave_0 added [ 43.183639] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.194582] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.211168] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.218541] team0: Port device team_slave_1 added [ 43.224619] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.232268] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.239283] device bridge_slave_0 entered promiscuous mode [ 43.246745] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.256828] team0: Port device team_slave_0 added [ 43.266468] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.274429] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.281724] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.288582] device bridge_slave_0 entered promiscuous mode [ 43.296400] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.304092] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.310769] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.317688] device bridge_slave_1 entered promiscuous mode [ 43.324319] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.331707] team0: Port device team_slave_1 added [ 43.342691] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.350492] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.356851] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.364475] device bridge_slave_1 entered promiscuous mode [ 43.371155] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.382681] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.441441] device hsr_slave_0 entered promiscuous mode [ 43.479641] device hsr_slave_1 entered promiscuous mode [ 43.539355] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.547820] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.562577] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.573066] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.580620] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.587855] team0: Port device team_slave_0 added [ 43.643332] device hsr_slave_0 entered promiscuous mode [ 43.679921] device hsr_slave_1 entered promiscuous mode [ 43.720380] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.728179] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.736355] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.745557] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.753794] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.761498] team0: Port device team_slave_1 added [ 43.801374] device hsr_slave_0 entered promiscuous mode [ 43.859964] device hsr_slave_1 entered promiscuous mode [ 43.919797] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.926803] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.934008] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.953828] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.964044] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.991452] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.998947] team0: Port device team_slave_0 added [ 44.008678] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.016436] team0: Port device team_slave_1 added [ 44.024410] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.032380] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.040549] team0: Port device team_slave_0 added [ 44.048881] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.056949] team0: Port device team_slave_1 added [ 44.101662] device hsr_slave_0 entered promiscuous mode [ 44.129450] device hsr_slave_1 entered promiscuous mode [ 44.169856] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.177478] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.185979] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.201572] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.210775] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.218159] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.232232] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.241622] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.282838] device hsr_slave_0 entered promiscuous mode [ 44.320031] device hsr_slave_1 entered promiscuous mode [ 44.359872] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.420826] device hsr_slave_0 entered promiscuous mode [ 44.459432] device hsr_slave_1 entered promiscuous mode [ 44.511353] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.520707] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.531477] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.545042] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.576389] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.594175] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.618294] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.648181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.658753] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.670187] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.685658] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.698091] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.713264] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.722471] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.729600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.737412] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.747996] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.758400] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.769174] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.781019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.788061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.795652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.803299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.811948] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.818548] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.828135] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.835465] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.843268] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.851722] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.860382] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.868280] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.877739] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.886151] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.895669] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.902459] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.911414] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.919585] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.926039] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.933402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.940611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.947522] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.955411] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.963085] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.969533] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.976866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.985137] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.993267] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.000036] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.008024] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.017048] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.026299] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.033666] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.041651] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.050446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.058218] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.066566] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.072986] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.079891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.086891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.093937] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.100918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.107722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.115586] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.123773] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.130210] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.137084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.145160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.152863] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.159464] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.166530] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.174850] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.181077] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.189589] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.198470] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.211042] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.217133] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.224559] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.233577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.241336] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.247691] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.255324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.266932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.275928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.285415] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.294040] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.304850] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.311119] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.319764] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.326770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.334708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.342739] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.350507] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.356842] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.364068] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.372158] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.380091] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.387609] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.394005] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.401809] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.409189] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.418112] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.427277] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.436244] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.446028] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.456605] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.464845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.472835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.482127] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.489757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.497444] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.506102] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.512531] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.519642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.527224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.535101] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.542748] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.549164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.556010] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.563457] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.570772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.581986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.592113] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.602368] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.610143] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.617937] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.626200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.634296] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.641956] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.649857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.657398] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.663801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.671054] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.678627] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.688867] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.697763] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.706397] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.714906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.724118] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.732572] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.740619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.748117] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.756211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.764835] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.773988] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.785255] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.793054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.802190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.810012] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.816363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.823351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.831152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.838719] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.846358] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.854027] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.863328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.873047] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.881629] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.890184] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.896218] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.907697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.916250] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.927552] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.936062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.944197] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.951918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.959774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.967660] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.975236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.983329] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.992471] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.004604] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.015584] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.025215] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.033143] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.042342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.050465] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.057901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.065607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.073877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.081580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.089392] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.098685] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.107363] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.120472] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.133690] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.139983] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.149199] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.158273] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.169419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.177133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.186258] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.195161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.204343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.212603] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.220560] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.227954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.236406] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.244963] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.254732] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.263130] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.278102] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.287287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.295990] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.303196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.311599] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.319646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.327405] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.335820] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.344342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.352329] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.363301] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.374604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.386152] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.396088] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.413294] FAULT_INJECTION: forcing a failure. [ 46.413294] name failslab, interval 1, probability 0, space 0, times 1 [ 46.425090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.433265] CPU: 0 PID: 7129 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 46.437598] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.441074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.441082] Call Trace: [ 46.441094] dump_stack+0x123/0x177 [ 46.441104] should_fail.cold.4+0x5/0x13 [ 46.441109] ? kasan_unpoison_shadow+0x35/0x50 [ 46.441116] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.441125] ? __kmalloc_node_track_caller+0x50/0x70 [ 46.441132] __should_failslab+0xba/0xf0 [ 46.441140] should_failslab+0x9/0x14 [ 46.441144] kmem_cache_alloc+0x47/0x730 [ 46.441153] ? skb_scrub_packet+0x3c0/0x3c0 [ 46.441163] sctp_chunkify+0x46/0x270 [ 46.441169] _sctp_make_chunk+0x128/0x260 [ 46.441177] sctp_make_init_ack+0x9f0/0x13f0 [ 46.441188] ? sctp_make_init+0xc20/0xc20 [ 46.441194] ? crng_backtrack_protect+0x80/0x80 [ 46.441207] ? sctp_verify_init+0x1660/0x1660 [ 46.441212] ? sctp_copy_one_addr+0xca/0xf0 [ 46.441221] ? sctp_bind_addr_copy+0xe6/0x26d [ 46.441237] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 46.441246] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 46.441251] ? dccp_diag_dump+0x20/0x20 [ 46.441259] ? is_bpf_text_address+0x60/0xe0 [ 46.450847] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.457656] ? lock_downgrade+0x860/0x860 [ 46.460887] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.463846] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 46.463853] sctp_do_sm+0x117/0x53b0 [ 46.463861] ? __lock_acquire+0x792/0x4980 [ 46.463872] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 46.470444] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.472495] ? mark_held_locks+0x130/0x130 [ 46.477627] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.482692] ? add_lock_to_list.isra.26+0x193/0x340 [ 46.482696] ? save_trace+0xe0/0x290 [ 46.482703] ? find_held_lock+0x36/0x1d0 [ 46.482711] ? mark_held_locks+0xc7/0x130 [ 46.482719] ? ktime_get+0x1a6/0x240 [ 46.482729] ? kvm_clock_read+0x18/0x30 [ 46.482732] ? kvm_clock_get_cycles+0x9/0x10 [ 46.482742] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 46.482749] ? mark_held_locks+0x130/0x130 [ 46.490195] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.490591] sctp_inq_push+0x1aa/0x240 [ 46.496429] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.499828] sctp_backlog_rcv+0x1ac/0x1280 [ 46.499835] ? _raw_spin_unlock_bh+0x30/0x40 [ 46.499843] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.499848] ? sctp_hash_key+0x5b0/0x5b0 [ 46.499854] ? __release_sock+0xd0/0x360 [ 46.499858] ? __release_sock+0xd0/0x360 [ 46.499864] ? __local_bh_enable_ip+0x160/0x260 [ 46.499870] __release_sock+0x10c/0x360 [ 46.499880] release_sock+0x4f/0x180 [ 46.499887] sctp_wait_for_connect+0x22c/0x4c0 [ 46.507827] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.512208] ? refcount_inc_checked+0x30/0x30 [ 46.512220] ? sctp_get_port_local+0x14d0/0x14d0 [ 46.512226] ? finish_wait+0x290/0x290 [ 46.512235] ? sctp_primitive_SEND+0x7c/0xc0 [ 46.512242] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 46.512250] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 46.512259] ? sctp_clear_owner_w+0x100/0x100 [ 46.518122] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.521117] ? lock_downgrade+0x860/0x860 [ 46.521128] ? kasan_check_read+0x11/0x20 [ 46.521141] sctp_sendmsg+0xd4f/0x17e0 [ 46.521148] ? rw_copy_check_uvector+0x66/0x340 [ 46.521157] ? sctp_id2assoc+0x250/0x250 [ 46.521165] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 46.521171] ? dup_iter+0x250/0x250 [ 46.521184] ? copy_msghdr_from_user+0x20b/0x3e0 [ 46.521194] inet_sendmsg+0x10d/0x450 [ 46.521199] ? security_socket_sendmsg+0x50/0x90 [ 46.521204] ? ipip_gro_receive+0xf0/0xf0 [ 46.521209] sock_sendmsg+0xb7/0xf0 [ 46.527079] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.530111] ___sys_sendmsg+0x649/0x950 [ 46.530120] ? find_held_lock+0x36/0x1d0 [ 46.530125] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.530134] ? __fget+0x278/0x400 [ 46.530146] ? kasan_check_read+0x11/0x20 [ 46.530156] ? __fget+0x295/0x400 [ 46.535516] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.540427] ? __f_unlock_pos+0xd/0x10 [ 46.540436] ? __fget_light+0x174/0x1e0 [ 46.540442] ? __fdget+0xe/0x10 [ 46.540450] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.540458] __sys_sendmsg+0xd9/0x180 [ 46.540463] ? __ia32_sys_shutdown+0x70/0x70 [ 46.540470] ? __sb_end_write+0xa4/0xd0 [ 46.540478] ? kasan_check_write+0x14/0x20 [ 46.553249] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.554653] ? fput+0x18/0x120 [ 46.554669] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.554679] __x64_sys_sendmsg+0x73/0xb0 [ 46.564766] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.564783] do_syscall_64+0xd6/0x4e0 [ 46.605855] FAULT_INJECTION: forcing a failure. [ 46.605855] name failslab, interval 1, probability 0, space 0, times 1 [ 46.606329] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.606336] RIP: 0033:0x458da9 [ 46.606342] 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 [ 46.606348] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.951448] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 46.958703] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 46.965971] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 46.973228] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 46.980481] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 46.990549] CPU: 1 PID: 7134 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 46.998445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.007807] Call Trace: [ 47.010401] dump_stack+0x123/0x177 [ 47.014041] should_fail.cold.4+0x5/0x13 [ 47.018136] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.023286] ? lock_downgrade+0x860/0x860 [ 47.027458] __should_failslab+0xba/0xf0 [ 47.031531] should_failslab+0x9/0x14 [ 47.035350] kmem_cache_alloc_node_trace+0x270/0x740 [ 47.040465] __kmalloc_node_track_caller+0x3c/0x70 [ 47.045420] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 47.050191] __alloc_skb+0xd7/0x580 [ 47.053830] ? skb_scrub_packet+0x3c0/0x3c0 [ 47.058172] _sctp_make_chunk+0x3f/0x260 [ 47.062245] sctp_make_datafrag_empty+0x159/0x260 [ 47.067189] ? sctp_make_ecne+0xf0/0xf0 [ 47.071181] sctp_datamsg_from_user+0x4dc/0xf40 [ 47.073904] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.075857] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 47.086587] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 47.091349] ? find_held_lock+0x36/0x1d0 [ 47.092045] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.095425] ? sctp_clear_owner_w+0x100/0x100 [ 47.095433] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 47.095441] ? lock_downgrade+0x860/0x860 [ 47.095451] ? kasan_check_read+0x11/0x20 [ 47.095462] sctp_sendmsg+0xd4f/0x17e0 [ 47.123416] ? rw_copy_check_uvector+0x66/0x340 [ 47.128129] ? sctp_id2assoc+0x250/0x250 [ 47.132200] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 47.137574] ? dup_iter+0x250/0x250 [ 47.141216] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.143943] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.147103] inet_sendmsg+0x10d/0x450 [ 47.157055] ? security_socket_sendmsg+0x50/0x90 [ 47.161820] ? ipip_gro_receive+0xf0/0xf0 [ 47.165974] sock_sendmsg+0xb7/0xf0 [ 47.169638] ___sys_sendmsg+0x649/0x950 [ 47.173639] ? find_held_lock+0x36/0x1d0 [ 47.174874] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.177709] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.177719] ? __fget+0x278/0x400 [ 47.177732] ? kasan_check_read+0x11/0x20 [ 47.196307] ? __fget+0x295/0x400 [ 47.199890] ? __f_unlock_pos+0xd/0x10 [ 47.203801] ? __fget_light+0x174/0x1e0 [ 47.208402] ? __fdget+0xe/0x10 [ 47.211695] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.216716] __sys_sendmsg+0xd9/0x180 [ 47.220528] ? __ia32_sys_shutdown+0x70/0x70 [ 47.223959] FAULT_INJECTION: forcing a failure. [ 47.223959] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 47.224938] ? __sb_end_write+0xa4/0xd0 [ 47.240712] ? kasan_check_write+0x14/0x20 [ 47.244928] ? fput+0x18/0x120 [ 47.248114] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.253462] __x64_sys_sendmsg+0x73/0xb0 [ 47.257507] do_syscall_64+0xd6/0x4e0 [ 47.261293] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.266464] RIP: 0033:0x458da9 [ 47.269641] 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 [ 47.288578] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.296294] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 47.303670] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 47.311047] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 47.318319] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 47.325613] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 47.332889] CPU: 0 PID: 7140 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 47.341039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.343564] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.350397] Call Trace: [ 47.350412] dump_stack+0x123/0x177 [ 47.350422] should_fail.cold.4+0x5/0x13 [ 47.350429] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.350435] ? _sctp_make_chunk+0x3f/0x260 [ 47.350439] ? sctp_make_datafrag_empty+0x159/0x260 [ 47.350445] ? sctp_datamsg_from_user+0x4dc/0xf40 [ 47.362375] FAULT_INJECTION: forcing a failure. [ 47.362375] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 47.363859] ? sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 47.403565] ? sctp_sendmsg+0xd4f/0x17e0 [ 47.407771] ? inet_sendmsg+0x10d/0x450 [ 47.411732] ? sock_sendmsg+0xb7/0xf0 [ 47.415515] ? ___sys_sendmsg+0x649/0x950 [ 47.419658] __alloc_pages_nodemask+0x1d5/0x710 [ 47.424341] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 47.429353] cache_grow_begin+0x91/0x8d0 [ 47.433415] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 47.438603] kmem_cache_alloc_node_trace+0x670/0x740 [ 47.443704] __kmalloc_node_track_caller+0x3c/0x70 [ 47.448621] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 47.453358] __alloc_skb+0xd7/0x580 [ 47.456968] ? skb_scrub_packet+0x3c0/0x3c0 [ 47.461304] ? lock_downgrade+0x860/0x860 [ 47.465441] _sctp_make_chunk+0x3f/0x260 [ 47.469489] sctp_make_datafrag_empty+0x159/0x260 [ 47.474444] ? sctp_make_ecne+0xf0/0xf0 [ 47.478426] sctp_datamsg_from_user+0x4dc/0xf40 [ 47.483093] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 47.487665] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 47.492404] ? find_held_lock+0x36/0x1d0 [ 47.496453] ? sctp_clear_owner_w+0x100/0x100 [ 47.500932] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 47.506106] ? lock_downgrade+0x860/0x860 [ 47.510242] ? kasan_check_read+0x11/0x20 [ 47.514409] sctp_sendmsg+0xd4f/0x17e0 [ 47.518281] ? rw_copy_check_uvector+0x66/0x340 [ 47.522937] ? sctp_id2assoc+0x250/0x250 [ 47.526982] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 47.532325] ? dup_iter+0x250/0x250 [ 47.535943] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.540696] inet_sendmsg+0x10d/0x450 [ 47.544482] ? security_socket_sendmsg+0x50/0x90 [ 47.549220] ? ipip_gro_receive+0xf0/0xf0 [ 47.553389] sock_sendmsg+0xb7/0xf0 [ 47.557017] ___sys_sendmsg+0x649/0x950 [ 47.561004] ? find_held_lock+0x36/0x1d0 [ 47.565050] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.569790] ? __fget+0x278/0x400 [ 47.573229] ? kasan_check_read+0x11/0x20 [ 47.577359] ? __fget+0x295/0x400 [ 47.580816] ? __f_unlock_pos+0xd/0x10 [ 47.584710] ? __fget_light+0x174/0x1e0 [ 47.588749] ? __fdget+0xe/0x10 [ 47.592020] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.596851] __sys_sendmsg+0xd9/0x180 [ 47.600645] ? __ia32_sys_shutdown+0x70/0x70 [ 47.605038] ? __sb_end_write+0xa4/0xd0 [ 47.608993] ? kasan_check_write+0x14/0x20 [ 47.613219] ? fput+0x18/0x120 [ 47.616408] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.621843] __x64_sys_sendmsg+0x73/0xb0 [ 47.625890] do_syscall_64+0xd6/0x4e0 [ 47.629673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.634843] RIP: 0033:0x458da9 2020/04/01 10:38:16 executed programs: 6 [ 47.638027] 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 [ 47.656929] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.664636] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 47.671938] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 47.679210] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 47.686476] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 47.693729] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 47.701039] CPU: 1 PID: 7143 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 47.708845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.718201] Call Trace: [ 47.720826] dump_stack+0x123/0x177 [ 47.724463] should_fail.cold.4+0x5/0x13 [ 47.728543] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.733661] ? _sctp_make_chunk+0x3f/0x260 [ 47.737901] ? sctp_make_datafrag_empty+0x159/0x260 [ 47.743030] ? sctp_datamsg_from_user+0x4dc/0xf40 [ 47.748573] ? sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 47.753340] ? sctp_sendmsg+0xd4f/0x17e0 [ 47.757413] ? inet_sendmsg+0x10d/0x450 [ 47.761394] ? sock_sendmsg+0xb7/0xf0 [ 47.765198] ? ___sys_sendmsg+0x649/0x950 [ 47.769352] __alloc_pages_nodemask+0x1d5/0x710 [ 47.774045] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 47.779080] cache_grow_begin+0x91/0x8d0 [ 47.783151] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 47.788355] kmem_cache_alloc_node_trace+0x670/0x740 [ 47.793473] __kmalloc_node_track_caller+0x3c/0x70 [ 47.798591] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 47.803357] __alloc_skb+0xd7/0x580 [ 47.807003] ? skb_scrub_packet+0x3c0/0x3c0 [ 47.811364] ? lock_downgrade+0x860/0x860 [ 47.815549] _sctp_make_chunk+0x3f/0x260 [ 47.819616] sctp_make_datafrag_empty+0x159/0x260 [ 47.824467] ? sctp_make_ecne+0xf0/0xf0 [ 47.828460] sctp_datamsg_from_user+0x4dc/0xf40 [ 47.833151] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 47.837748] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 47.842513] ? find_held_lock+0x36/0x1d0 [ 47.846586] ? sctp_clear_owner_w+0x100/0x100 [ 47.851092] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 47.856291] ? lock_downgrade+0x860/0x860 [ 47.860492] ? kasan_check_read+0x11/0x20 [ 47.864678] sctp_sendmsg+0xd4f/0x17e0 [ 47.868571] ? rw_copy_check_uvector+0x66/0x340 [ 47.870344] FAULT_INJECTION: forcing a failure. [ 47.870344] name failslab, interval 1, probability 0, space 0, times 0 [ 47.873246] ? sctp_id2assoc+0x250/0x250 [ 47.873256] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 47.873265] ? dup_iter+0x250/0x250 [ 47.873278] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.873287] inet_sendmsg+0x10d/0x450 [ 47.896527] FAULT_INJECTION: forcing a failure. [ 47.896527] name failslab, interval 1, probability 0, space 0, times 0 [ 47.898553] ? security_socket_sendmsg+0x50/0x90 [ 47.898561] ? ipip_gro_receive+0xf0/0xf0 [ 47.898568] sock_sendmsg+0xb7/0xf0 [ 47.898575] ___sys_sendmsg+0x649/0x950 [ 47.898583] ? find_held_lock+0x36/0x1d0 [ 47.898589] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.898597] ? __fget+0x278/0x400 [ 47.898608] ? kasan_check_read+0x11/0x20 [ 47.898615] ? __fget+0x295/0x400 [ 47.898626] ? __f_unlock_pos+0xd/0x10 [ 47.898633] ? __fget_light+0x174/0x1e0 [ 47.898639] ? __fdget+0xe/0x10 [ 47.898646] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.898654] __sys_sendmsg+0xd9/0x180 [ 47.898658] ? __ia32_sys_shutdown+0x70/0x70 [ 47.898665] ? __sb_end_write+0xa4/0xd0 [ 47.898672] ? kasan_check_write+0x14/0x20 [ 47.898676] ? fput+0x18/0x120 [ 47.898689] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.898697] __x64_sys_sendmsg+0x73/0xb0 [ 47.898704] do_syscall_64+0xd6/0x4e0 [ 47.898712] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.898717] RIP: 0033:0x458da9 [ 47.898722] 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 [ 47.898727] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.038603] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 48.045885] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 48.053145] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.060410] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 48.067706] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 48.077330] CPU: 0 PID: 7149 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 48.084999] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.085162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.093652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.101602] Call Trace: [ 48.101617] dump_stack+0x123/0x177 [ 48.101629] should_fail.cold.4+0x5/0x13 [ 48.101636] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.101643] ? lock_downgrade+0x860/0x860 [ 48.101654] __should_failslab+0xba/0xf0 [ 48.101662] should_failslab+0x9/0x14 [ 48.101668] kmem_cache_alloc_node_trace+0x270/0x740 [ 48.101680] __kmalloc_node_track_caller+0x3c/0x70 [ 48.109285] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.111365] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 48.111373] __alloc_skb+0xd7/0x580 [ 48.111381] ? skb_scrub_packet+0x3c0/0x3c0 [ 48.111388] ? lock_downgrade+0x860/0x860 [ 48.111399] _sctp_make_chunk+0x3f/0x260 [ 48.115741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.119077] sctp_make_datafrag_empty+0x159/0x260 [ 48.119085] ? sctp_make_ecne+0xf0/0xf0 [ 48.119097] sctp_datamsg_from_user+0x4dc/0xf40 [ 48.119112] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 48.119119] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 48.119126] ? find_held_lock+0x36/0x1d0 [ 48.119133] ? sctp_clear_owner_w+0x100/0x100 [ 48.119139] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 48.119148] ? lock_downgrade+0x860/0x860 [ 48.124975] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.128573] ? kasan_check_read+0x11/0x20 [ 48.128588] sctp_sendmsg+0xd4f/0x17e0 [ 48.128595] ? rw_copy_check_uvector+0x66/0x340 [ 48.128603] ? sctp_id2assoc+0x250/0x250 [ 48.128612] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 48.128619] ? dup_iter+0x250/0x250 [ 48.128631] ? copy_msghdr_from_user+0x20b/0x3e0 [ 48.137454] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.141583] inet_sendmsg+0x10d/0x450 [ 48.141590] ? security_socket_sendmsg+0x50/0x90 [ 48.141595] ? ipip_gro_receive+0xf0/0xf0 [ 48.141599] sock_sendmsg+0xb7/0xf0 [ 48.141605] ___sys_sendmsg+0x649/0x950 [ 48.141612] ? find_held_lock+0x36/0x1d0 [ 48.141618] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.141626] ? __fget+0x278/0x400 [ 48.152546] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.153559] ? kasan_check_read+0x11/0x20 [ 48.153570] ? __fget+0x295/0x400 [ 48.153582] ? __f_unlock_pos+0xd/0x10 [ 48.316505] ? __fget_light+0x174/0x1e0 [ 48.320476] ? __fdget+0xe/0x10 [ 48.323736] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.328563] __sys_sendmsg+0xd9/0x180 [ 48.332343] ? __ia32_sys_shutdown+0x70/0x70 [ 48.336735] ? __sb_end_write+0xa4/0xd0 [ 48.340694] ? kasan_check_write+0x14/0x20 [ 48.344918] ? fput+0x18/0x120 [ 48.348099] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.353445] __x64_sys_sendmsg+0x73/0xb0 [ 48.357560] do_syscall_64+0xd6/0x4e0 [ 48.361419] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.366593] RIP: 0033:0x458da9 [ 48.369781] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.389001] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.396717] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 48.403982] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 48.411239] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.418495] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 48.425753] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 48.449544] FAULT_INJECTION: forcing a failure. [ 48.449544] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 48.461386] CPU: 0 PID: 7155 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 48.469184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.478544] Call Trace: [ 48.481158] dump_stack+0x123/0x177 [ 48.484797] should_fail.cold.4+0x5/0x13 [ 48.488873] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.493977] ? save_stack+0xa9/0xd0 [ 48.497614] __alloc_pages_nodemask+0x1d5/0x710 [ 48.502315] ? sctp_do_sm+0x117/0x53b0 [ 48.506204] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 48.510629] ? sctp_inq_push+0x1aa/0x240 [ 48.514694] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 48.519814] ? sctp_sendmsg+0xd4f/0x17e0 [ 48.523890] ? do_syscall_64+0xd6/0x4e0 [ 48.527876] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.533247] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.538360] cache_grow_begin+0x91/0x8d0 [ 48.542516] ? kmem_cache_alloc_trace+0xa0/0x750 [ 48.547276] kmem_cache_alloc_trace+0x67e/0x750 [ 48.552122] flex_array_alloc+0x19e/0x270 [ 48.556282] fa_alloc+0x14/0x50 [ 48.559584] sctp_stream_alloc_in+0x23/0x230 [ 48.564003] sctp_stream_init+0x1ba/0x330 [ 48.568161] ? sctp_tsnmap_init+0x161/0x220 [ 48.572493] sctp_process_init+0x1c24/0x2d50 [ 48.576903] ? get_random_bytes+0x2f/0x40 [ 48.581060] ? crng_backtrack_protect+0x80/0x80 [ 48.585743] ? sctp_verify_init+0x1660/0x1660 [ 48.590247] ? sctp_copy_one_addr+0xca/0xf0 [ 48.594584] ? sctp_bind_addr_copy+0xe6/0x26d [ 48.599100] sctp_sf_do_unexpected_init.isra.37+0x6ef/0x1400 [ 48.604915] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 48.611283] ? dccp_diag_dump+0x20/0x20 [ 48.615271] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 48.619978] sctp_do_sm+0x117/0x53b0 [ 48.623691] ? __lock_acquire+0x792/0x4980 [ 48.628006] ? __kernel_text_address+0xd/0x40 [ 48.632517] ? unwind_get_return_address+0x61/0xa0 [ 48.637452] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 48.643521] ? mark_held_locks+0x130/0x130 [ 48.647757] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 48.653197] ? check_noncircular+0x20/0x20 [ 48.657432] ? save_stack+0xa9/0xd0 [ 48.661053] ? save_stack+0x43/0xd0 [ 48.664667] ? kasan_kmalloc+0xc7/0xe0 [ 48.668555] ? kasan_slab_alloc+0x12/0x20 [ 48.672693] ? find_held_lock+0x36/0x1d0 [ 48.676756] ? mark_held_locks+0xc7/0x130 [ 48.680908] ? ktime_get+0x1a6/0x240 [ 48.684632] ? kvm_clock_read+0x18/0x30 [ 48.689124] ? kvm_clock_get_cycles+0x9/0x10 [ 48.693534] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 48.697770] ? mark_held_locks+0x130/0x130 [ 48.702013] sctp_inq_push+0x1aa/0x240 [ 48.705891] sctp_backlog_rcv+0x1ac/0x1280 [ 48.710135] ? _raw_spin_unlock_bh+0x30/0x40 [ 48.714541] ? lockdep_hardirqs_on+0x421/0x5c0 [ 48.719129] ? sctp_hash_key+0x5b0/0x5b0 [ 48.723181] ? __release_sock+0xd0/0x360 [ 48.727230] ? __release_sock+0xd0/0x360 [ 48.731283] ? __local_bh_enable_ip+0x160/0x260 [ 48.736372] __release_sock+0x10c/0x360 [ 48.740351] release_sock+0x4f/0x180 [ 48.744058] sctp_wait_for_connect+0x22c/0x4c0 [ 48.748745] ? refcount_inc_checked+0x30/0x30 [ 48.753236] ? sctp_get_port_local+0x14d0/0x14d0 [ 48.757983] ? finish_wait+0x290/0x290 [ 48.761876] ? sctp_primitive_SEND+0x7c/0xc0 [ 48.766287] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 48.771076] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 48.775842] ? sctp_clear_owner_w+0x100/0x100 [ 48.780339] ? lock_downgrade+0x860/0x860 [ 48.784560] ? kasan_check_read+0x11/0x20 [ 48.788793] sctp_sendmsg+0xd4f/0x17e0 [ 48.792689] ? rw_copy_check_uvector+0x66/0x340 [ 48.797355] ? sctp_id2assoc+0x250/0x250 [ 48.801406] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 48.806761] ? dup_iter+0x250/0x250 [ 48.810383] ? copy_msghdr_from_user+0x20b/0x3e0 [ 48.815126] inet_sendmsg+0x10d/0x450 [ 48.818913] ? security_socket_sendmsg+0x50/0x90 [ 48.823652] ? ipip_gro_receive+0xf0/0xf0 [ 48.827785] sock_sendmsg+0xb7/0xf0 [ 48.831399] ___sys_sendmsg+0x649/0x950 [ 48.835360] ? find_held_lock+0x36/0x1d0 [ 48.839405] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.844144] ? __fget+0x278/0x400 [ 48.847765] ? kasan_check_read+0x11/0x20 [ 48.851911] ? __fget+0x295/0x400 [ 48.855359] ? __f_unlock_pos+0xd/0x10 [ 48.859240] ? __fget_light+0x174/0x1e0 [ 48.863199] ? __fdget+0xe/0x10 [ 48.866465] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.871293] __sys_sendmsg+0xd9/0x180 [ 48.875091] ? __ia32_sys_shutdown+0x70/0x70 [ 48.879482] ? __sb_end_write+0xa4/0xd0 [ 48.883439] ? kasan_check_write+0x14/0x20 [ 48.887656] ? fput+0x18/0x120 [ 48.890851] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.896219] __x64_sys_sendmsg+0x73/0xb0 [ 48.900264] do_syscall_64+0xd6/0x4e0 [ 48.904048] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.909222] RIP: 0033:0x458da9 [ 48.912405] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.931319] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.939014] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 48.946267] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 48.953525] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.960906] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 48.968181] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 48.984933] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.985869] FAULT_INJECTION: forcing a failure. [ 48.985869] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.000253] CPU: 1 PID: 7150 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 49.010980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.020316] Call Trace: [ 49.022894] dump_stack+0x123/0x177 [ 49.026519] should_fail.cold.4+0x5/0x13 [ 49.030566] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.035663] ? lock_downgrade+0x860/0x860 [ 49.039799] __should_failslab+0xba/0xf0 [ 49.043859] should_failslab+0x9/0x14 [ 49.047646] kmem_cache_alloc+0x2be/0x730 [ 49.051777] ? skb_scrub_packet+0x3c0/0x3c0 [ 49.056102] ? lock_downgrade+0x860/0x860 [ 49.060233] sctp_chunkify+0x46/0x270 [ 49.064016] _sctp_make_chunk+0x128/0x260 [ 49.068146] sctp_make_datafrag_empty+0x159/0x260 [ 49.072970] ? sctp_make_ecne+0xf0/0xf0 [ 49.076934] sctp_datamsg_from_user+0x4dc/0xf40 [ 49.081593] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 49.086158] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 49.090908] ? find_held_lock+0x36/0x1d0 [ 49.094955] ? sctp_clear_owner_w+0x100/0x100 [ 49.099431] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 49.104615] ? lock_downgrade+0x860/0x860 [ 49.108747] ? kasan_check_read+0x11/0x20 [ 49.112893] sctp_sendmsg+0xd4f/0x17e0 [ 49.116764] ? rw_copy_check_uvector+0x66/0x340 [ 49.121418] ? sctp_id2assoc+0x250/0x250 [ 49.125465] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 49.130811] ? dup_iter+0x250/0x250 [ 49.134438] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.139179] inet_sendmsg+0x10d/0x450 [ 49.142965] ? security_socket_sendmsg+0x50/0x90 [ 49.147713] ? ipip_gro_receive+0xf0/0xf0 [ 49.151843] sock_sendmsg+0xb7/0xf0 [ 49.155466] ___sys_sendmsg+0x649/0x950 [ 49.159447] ? find_held_lock+0x36/0x1d0 [ 49.163503] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.168259] ? __fget+0x278/0x400 [ 49.171701] ? kasan_check_read+0x11/0x20 [ 49.175836] ? __fget+0x295/0x400 [ 49.179276] ? __f_unlock_pos+0xd/0x10 [ 49.183167] ? __fget_light+0x174/0x1e0 [ 49.187124] ? __fdget+0xe/0x10 [ 49.190391] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.195221] __sys_sendmsg+0xd9/0x180 [ 49.199032] ? __ia32_sys_shutdown+0x70/0x70 [ 49.203438] ? __sb_end_write+0xa4/0xd0 [ 49.207415] ? kasan_check_write+0x14/0x20 [ 49.211630] ? fput+0x18/0x120 [ 49.214811] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.220186] __x64_sys_sendmsg+0x73/0xb0 [ 49.224265] do_syscall_64+0xd6/0x4e0 [ 49.228071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.233379] RIP: 0033:0x458da9 [ 49.236600] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.255495] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.263189] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 49.270445] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 49.277698] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.284972] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 49.292224] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 49.299513] CPU: 0 PID: 7161 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 49.307320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.316679] Call Trace: [ 49.319275] dump_stack+0x123/0x177 [ 49.320615] FAULT_INJECTION: forcing a failure. [ 49.320615] name failslab, interval 1, probability 0, space 0, times 0 [ 49.322911] should_fail.cold.4+0x5/0x13 [ 49.322919] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.322927] ? _sctp_make_chunk+0x3f/0x260 [ 49.322931] ? sctp_make_init_ack+0x9f0/0x13f0 [ 49.322939] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 49.322943] ? sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 49.322948] ? sctp_do_sm+0x117/0x53b0 [ 49.322952] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 49.322956] ? sctp_inq_push+0x1aa/0x240 [ 49.322960] ? sctp_backlog_rcv+0x1ac/0x1280 [ 49.322969] __alloc_pages_nodemask+0x1d5/0x710 [ 49.384951] ? __sys_sendmsg+0xd9/0x180 [ 49.388929] ? __x64_sys_sendmsg+0x73/0xb0 [ 49.393167] ? do_syscall_64+0xd6/0x4e0 [ 49.397147] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 49.402178] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 49.408155] ? sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 49.412917] ? sctp_do_sm+0x117/0x53b0 [ 49.416806] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.421908] cache_grow_begin+0x91/0x8d0 [ 49.425972] ? kmem_cache_alloc_node_trace+0xae/0x740 [ 49.431170] kmem_cache_alloc_node_trace+0x670/0x740 [ 49.436293] __kmalloc_node_track_caller+0x3c/0x70 [ 49.441226] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 49.446253] __alloc_skb+0xd7/0x580 [ 49.449886] ? skb_scrub_packet+0x3c0/0x3c0 [ 49.454230] _sctp_make_chunk+0x3f/0x260 [ 49.458305] sctp_make_init_ack+0x9f0/0x13f0 [ 49.462715] ? sctp_make_init+0xc20/0xc20 [ 49.466856] ? crng_backtrack_protect+0x80/0x80 [ 49.471529] ? sctp_verify_init+0x1660/0x1660 [ 49.476009] ? sctp_copy_one_addr+0xca/0xf0 [ 49.480320] ? sctp_bind_addr_copy+0xe6/0x26d [ 49.484806] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 49.490598] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 49.496216] ? dccp_diag_dump+0x20/0x20 [ 49.500177] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 49.504751] sctp_do_sm+0x117/0x53b0 [ 49.508449] ? __lock_acquire+0x792/0x4980 [ 49.512672] ? __kernel_text_address+0xd/0x40 [ 49.517152] ? unwind_get_return_address+0x61/0xa0 [ 49.522067] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 49.528229] ? mark_held_locks+0x130/0x130 [ 49.532465] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 49.537923] ? check_noncircular+0x20/0x20 [ 49.542148] ? save_stack+0xa9/0xd0 [ 49.545758] ? save_stack+0x43/0xd0 [ 49.549383] ? kasan_kmalloc+0xc7/0xe0 [ 49.553408] ? kasan_slab_alloc+0x12/0x20 [ 49.557555] ? find_held_lock+0x36/0x1d0 [ 49.561629] ? mark_held_locks+0xc7/0x130 [ 49.565778] ? ktime_get+0x1a6/0x240 [ 49.569508] ? kvm_clock_read+0x18/0x30 [ 49.577735] ? kvm_clock_get_cycles+0x9/0x10 [ 49.582133] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 49.586355] ? mark_held_locks+0x130/0x130 [ 49.590589] sctp_inq_push+0x1aa/0x240 [ 49.594464] sctp_backlog_rcv+0x1ac/0x1280 [ 49.598691] ? _raw_spin_unlock_bh+0x30/0x40 [ 49.603086] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.607685] ? sctp_hash_key+0x5b0/0x5b0 [ 49.611727] ? __release_sock+0xd0/0x360 [ 49.615775] ? __release_sock+0xd0/0x360 [ 49.619831] ? __local_bh_enable_ip+0x160/0x260 [ 49.624494] __release_sock+0x10c/0x360 [ 49.628463] release_sock+0x4f/0x180 [ 49.632178] sctp_wait_for_connect+0x22c/0x4c0 [ 49.636757] ? refcount_inc_checked+0x30/0x30 [ 49.641239] ? sctp_get_port_local+0x14d0/0x14d0 [ 49.645981] ? finish_wait+0x290/0x290 [ 49.649860] ? sctp_primitive_SEND+0x7c/0xc0 [ 49.654277] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 49.658936] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 49.663701] ? sctp_clear_owner_w+0x100/0x100 [ 49.668203] ? lock_downgrade+0x860/0x860 [ 49.672350] ? kasan_check_read+0x11/0x20 [ 49.676490] sctp_sendmsg+0xd4f/0x17e0 [ 49.680377] ? rw_copy_check_uvector+0x66/0x340 [ 49.685034] ? sctp_id2assoc+0x250/0x250 [ 49.689082] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 49.694433] ? dup_iter+0x250/0x250 [ 49.698060] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.702805] inet_sendmsg+0x10d/0x450 [ 49.706602] ? security_socket_sendmsg+0x50/0x90 [ 49.711346] ? ipip_gro_receive+0xf0/0xf0 [ 49.715482] sock_sendmsg+0xb7/0xf0 [ 49.719094] ___sys_sendmsg+0x649/0x950 [ 49.723067] ? find_held_lock+0x36/0x1d0 [ 49.727136] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.731923] ? __fget+0x278/0x400 [ 49.735393] ? kasan_check_read+0x11/0x20 [ 49.739552] ? __fget+0x295/0x400 [ 49.743012] ? __f_unlock_pos+0xd/0x10 [ 49.746906] ? __fget_light+0x174/0x1e0 [ 49.750893] ? __fdget+0xe/0x10 [ 49.754184] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.759036] __sys_sendmsg+0xd9/0x180 [ 49.762838] ? __ia32_sys_shutdown+0x70/0x70 [ 49.767250] ? __sb_end_write+0xa4/0xd0 [ 49.771225] ? kasan_check_write+0x14/0x20 [ 49.775453] ? fput+0x18/0x120 [ 49.778652] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.784025] __x64_sys_sendmsg+0x73/0xb0 [ 49.788075] do_syscall_64+0xd6/0x4e0 [ 49.791863] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.797039] RIP: 0033:0x458da9 [ 49.800216] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.819103] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.826888] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 49.834155] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 49.841410] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.848663] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 49.855916] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 49.863184] CPU: 1 PID: 7164 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 49.871078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.880438] Call Trace: [ 49.883033] dump_stack+0x123/0x177 [ 49.886675] should_fail.cold.4+0x5/0x13 [ 49.890737] ? sctp_make_init_ack+0x2f7/0x13f0 [ 49.895327] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.900430] ? __release_sock+0x10c/0x360 [ 49.904574] ? release_sock+0x4f/0x180 [ 49.908458] ? sctp_wait_for_connect+0x22c/0x4c0 [ 49.913214] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 49.918056] ? sctp_sendmsg+0xd4f/0x17e0 [ 49.922124] __should_failslab+0xba/0xf0 [ 49.926275] should_failslab+0x9/0x14 [ 49.930776] kmem_cache_alloc_node_trace+0x5a/0x740 [ 49.935156] FAULT_INJECTION: forcing a failure. [ 49.935156] name failslab, interval 1, probability 0, space 0, times 0 [ 49.935801] __kmalloc_node_track_caller+0x3c/0x70 [ 49.935811] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 49.935819] __alloc_skb+0xd7/0x580 [ 49.960260] ? skb_scrub_packet+0x3c0/0x3c0 [ 49.964571] _sctp_make_chunk+0x3f/0x260 [ 49.968616] sctp_make_init_ack+0x9f0/0x13f0 [ 49.973009] ? sctp_make_init+0xc20/0xc20 [ 49.977141] ? crng_backtrack_protect+0x80/0x80 [ 49.981799] ? sctp_verify_init+0x1660/0x1660 [ 49.986282] ? sctp_copy_one_addr+0xca/0xf0 [ 49.990598] ? sctp_bind_addr_copy+0xe6/0x26d [ 49.995097] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 50.001678] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 50.007293] ? dccp_diag_dump+0x20/0x20 [ 50.011257] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 50.015821] sctp_do_sm+0x117/0x53b0 [ 50.019520] ? __lock_acquire+0x792/0x4980 [ 50.023744] ? __kernel_text_address+0xd/0x40 [ 50.028224] ? unwind_get_return_address+0x61/0xa0 [ 50.033253] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 50.039360] ? mark_held_locks+0x130/0x130 [ 50.043587] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 50.049034] ? check_noncircular+0x20/0x20 [ 50.053255] ? save_stack+0xa9/0xd0 [ 50.056884] ? save_stack+0x43/0xd0 [ 50.060500] ? kasan_kmalloc+0xc7/0xe0 [ 50.064396] ? kasan_slab_alloc+0x12/0x20 [ 50.068531] ? find_held_lock+0x36/0x1d0 [ 50.072580] ? mark_held_locks+0xc7/0x130 [ 50.076741] ? ktime_get+0x1a6/0x240 [ 50.080461] ? kvm_clock_read+0x18/0x30 [ 50.084423] ? kvm_clock_get_cycles+0x9/0x10 [ 50.088824] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 50.093047] ? mark_held_locks+0x130/0x130 [ 50.097279] sctp_inq_push+0x1aa/0x240 [ 50.101157] sctp_backlog_rcv+0x1ac/0x1280 [ 50.105463] ? _raw_spin_unlock_bh+0x30/0x40 [ 50.109886] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.114480] ? sctp_hash_key+0x5b0/0x5b0 [ 50.118532] ? __release_sock+0xd0/0x360 [ 50.122575] ? __release_sock+0xd0/0x360 [ 50.126622] ? __local_bh_enable_ip+0x160/0x260 [ 50.131280] __release_sock+0x10c/0x360 [ 50.135252] release_sock+0x4f/0x180 [ 50.138962] sctp_wait_for_connect+0x22c/0x4c0 [ 50.143544] ? refcount_inc_checked+0x30/0x30 [ 50.148039] ? sctp_get_port_local+0x14d0/0x14d0 [ 50.152786] ? finish_wait+0x290/0x290 [ 50.156674] ? sctp_primitive_SEND+0x7c/0xc0 [ 50.161091] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 50.165768] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 50.170512] ? sctp_clear_owner_w+0x100/0x100 [ 50.174994] ? lock_downgrade+0x860/0x860 [ 50.179132] ? kasan_check_read+0x11/0x20 [ 50.183268] sctp_sendmsg+0xd4f/0x17e0 [ 50.187325] ? rw_copy_check_uvector+0x66/0x340 [ 50.192011] ? sctp_id2assoc+0x250/0x250 [ 50.196062] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 50.201412] ? dup_iter+0x250/0x250 [ 50.205035] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.209779] inet_sendmsg+0x10d/0x450 [ 50.213575] ? security_socket_sendmsg+0x50/0x90 [ 50.218334] ? ipip_gro_receive+0xf0/0xf0 [ 50.222497] sock_sendmsg+0xb7/0xf0 [ 50.226128] ___sys_sendmsg+0x649/0x950 [ 50.230482] ? find_held_lock+0x36/0x1d0 [ 50.234553] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.239308] ? __fget+0x278/0x400 [ 50.242752] ? kasan_check_read+0x11/0x20 [ 50.246884] ? __fget+0x295/0x400 [ 50.250421] ? __f_unlock_pos+0xd/0x10 [ 50.254295] ? __fget_light+0x174/0x1e0 [ 50.258263] ? __fdget+0xe/0x10 [ 50.261537] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.266362] __sys_sendmsg+0xd9/0x180 [ 50.270154] ? __ia32_sys_shutdown+0x70/0x70 [ 50.274553] ? __sb_end_write+0xa4/0xd0 [ 50.278513] ? kasan_check_write+0x14/0x20 [ 50.282731] ? fput+0x18/0x120 [ 50.285961] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.291331] __x64_sys_sendmsg+0x73/0xb0 [ 50.295398] do_syscall_64+0xd6/0x4e0 [ 50.299209] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.304398] RIP: 0033:0x458da9 [ 50.307582] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.326478] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.334183] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 50.341448] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 50.348716] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.355971] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 50.363232] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 50.370589] CPU: 0 PID: 7169 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 50.378410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.387767] Call Trace: [ 50.390367] dump_stack+0x123/0x177 [ 50.393999] should_fail.cold.4+0x5/0x13 [ 50.398059] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.403243] ? lock_downgrade+0x860/0x860 [ 50.407391] __should_failslab+0xba/0xf0 [ 50.411454] should_failslab+0x9/0x14 [ 50.415273] kmem_cache_alloc_node_trace+0x270/0x740 [ 50.420496] __kmalloc_node_track_caller+0x3c/0x70 [ 50.425438] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 50.430309] __alloc_skb+0xd7/0x580 [ 50.433933] ? skb_scrub_packet+0x3c0/0x3c0 [ 50.438243] ? lock_downgrade+0x860/0x860 [ 50.442385] _sctp_make_chunk+0x3f/0x260 [ 50.446445] sctp_make_datafrag_empty+0x159/0x260 [ 50.451287] ? sctp_make_ecne+0xf0/0xf0 [ 50.455269] sctp_datamsg_from_user+0x4dc/0xf40 [ 50.460028] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 50.464597] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 50.469504] ? find_held_lock+0x36/0x1d0 [ 50.473567] ? sctp_clear_owner_w+0x100/0x100 [ 50.478048] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 50.483221] ? lock_downgrade+0x860/0x860 [ 50.487375] ? kasan_check_read+0x11/0x20 [ 50.491513] sctp_sendmsg+0xd4f/0x17e0 [ 50.495396] ? rw_copy_check_uvector+0x66/0x340 [ 50.500060] ? sctp_id2assoc+0x250/0x250 [ 50.504189] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 50.509540] ? dup_iter+0x250/0x250 [ 50.513165] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.517922] inet_sendmsg+0x10d/0x450 [ 50.521722] ? security_socket_sendmsg+0x50/0x90 [ 50.526472] ? ipip_gro_receive+0xf0/0xf0 [ 50.530656] sock_sendmsg+0xb7/0xf0 [ 50.534278] ___sys_sendmsg+0x649/0x950 [ 50.538238] ? find_held_lock+0x36/0x1d0 [ 50.542889] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.547637] ? __fget+0x278/0x400 [ 50.551076] ? kasan_check_read+0x11/0x20 [ 50.555206] ? __fget+0x295/0x400 [ 50.558644] ? __f_unlock_pos+0xd/0x10 [ 50.562524] ? __fget_light+0x174/0x1e0 [ 50.566477] ? __fdget+0xe/0x10 [ 50.569738] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.574563] __sys_sendmsg+0xd9/0x180 [ 50.578355] ? __ia32_sys_shutdown+0x70/0x70 [ 50.582745] ? __sb_end_write+0xa4/0xd0 [ 50.586700] ? kasan_check_write+0x14/0x20 [ 50.590913] ? fput+0x18/0x120 [ 50.594106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.599482] __x64_sys_sendmsg+0x73/0xb0 [ 50.603530] do_syscall_64+0xd6/0x4e0 [ 50.607312] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.612495] RIP: 0033:0x458da9 [ 50.615674] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.634568] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.642290] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 50.649563] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 50.656846] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.664103] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 50.671359] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 50.691914] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.723911] FAULT_INJECTION: forcing a failure. [ 50.723911] name failslab, interval 1, probability 0, space 0, times 0 [ 50.748141] CPU: 0 PID: 7177 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 50.755986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.765352] Call Trace: [ 50.767953] dump_stack+0x123/0x177 [ 50.771589] should_fail.cold.4+0x5/0x13 [ 50.775662] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.781125] __should_failslab+0xba/0xf0 [ 50.785194] should_failslab+0x9/0x14 [ 50.789000] __kmalloc+0x70/0x770 [ 50.792468] ? sctp_del_bind_addr+0x240/0x240 [ 50.796969] ? sctp_stream_alloc_in+0x1b9/0x230 [ 50.801649] ? sctp_make_init_ack+0x2f7/0x13f0 [ 50.806241] sctp_make_init_ack+0x2f7/0x13f0 [ 50.810666] ? sctp_process_init+0x1c34/0x2d50 [ 50.815255] ? sctp_make_init+0xc20/0xc20 [ 50.819406] ? crng_backtrack_protect+0x80/0x80 [ 50.824094] ? sctp_verify_init+0x1660/0x1660 [ 50.828598] ? sctp_copy_one_addr+0xca/0xf0 [ 50.832933] ? sctp_bind_addr_copy+0xe6/0x26d [ 50.837452] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 50.843264] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 50.848903] ? dccp_diag_dump+0x20/0x20 [ 50.852897] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 50.857483] sctp_do_sm+0x117/0x53b0 [ 50.861204] ? __lock_acquire+0x792/0x4980 [ 50.865450] ? __kernel_text_address+0xd/0x40 [ 50.869954] ? unwind_get_return_address+0x61/0xa0 [ 50.874901] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 50.880974] ? mark_held_locks+0x130/0x130 [ 50.885221] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 50.890666] ? check_noncircular+0x20/0x20 [ 50.894881] ? save_stack+0xa9/0xd0 [ 50.898512] ? save_stack+0x43/0xd0 [ 50.902139] ? kasan_kmalloc+0xc7/0xe0 [ 50.906011] ? kasan_slab_alloc+0x12/0x20 [ 50.910152] ? find_held_lock+0x36/0x1d0 [ 50.914197] ? mark_held_locks+0xc7/0x130 [ 50.918340] ? ktime_get+0x1a6/0x240 [ 50.922048] ? kvm_clock_read+0x18/0x30 [ 50.926000] ? kvm_clock_get_cycles+0x9/0x10 [ 50.930396] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 50.934625] ? mark_held_locks+0x130/0x130 [ 50.938888] sctp_inq_push+0x1aa/0x240 [ 50.942907] sctp_backlog_rcv+0x1ac/0x1280 [ 50.947146] ? _raw_spin_unlock_bh+0x30/0x40 [ 50.951540] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.956102] ? sctp_hash_key+0x5b0/0x5b0 [ 50.960143] ? __release_sock+0xd0/0x360 [ 50.964183] ? __release_sock+0xd0/0x360 [ 50.968236] ? __local_bh_enable_ip+0x160/0x260 [ 50.972885] __release_sock+0x10c/0x360 [ 50.976853] release_sock+0x4f/0x180 [ 50.980544] sctp_wait_for_connect+0x22c/0x4c0 [ 50.985289] ? refcount_inc_checked+0x30/0x30 [ 50.989784] ? sctp_get_port_local+0x14d0/0x14d0 [ 50.994534] ? finish_wait+0x290/0x290 [ 50.998420] ? sctp_primitive_SEND+0x7c/0xc0 [ 51.002894] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 51.007558] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 51.012312] ? sctp_clear_owner_w+0x100/0x100 [ 51.016804] ? lock_downgrade+0x860/0x860 [ 51.020944] ? kasan_check_read+0x11/0x20 [ 51.025074] sctp_sendmsg+0xd4f/0x17e0 [ 51.028940] ? rw_copy_check_uvector+0x66/0x340 [ 51.033587] ? sctp_id2assoc+0x250/0x250 [ 51.037642] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 51.042984] ? dup_iter+0x250/0x250 [ 51.046590] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.051328] inet_sendmsg+0x10d/0x450 [ 51.055106] ? security_socket_sendmsg+0x50/0x90 [ 51.059917] ? ipip_gro_receive+0xf0/0xf0 [ 51.064067] sock_sendmsg+0xb7/0xf0 [ 51.067691] ___sys_sendmsg+0x649/0x950 [ 51.071648] ? find_held_lock+0x36/0x1d0 [ 51.075689] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.080514] ? __fget+0x278/0x400 [ 51.083978] ? kasan_check_read+0x11/0x20 [ 51.088121] ? __fget+0x295/0x400 [ 51.091572] ? __f_unlock_pos+0xd/0x10 [ 51.095666] ? __fget_light+0x174/0x1e0 [ 51.099637] ? __fdget+0xe/0x10 [ 51.102903] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.107731] __sys_sendmsg+0xd9/0x180 [ 51.111528] ? __ia32_sys_shutdown+0x70/0x70 [ 51.115942] ? __sb_end_write+0xa4/0xd0 [ 51.119906] ? kasan_check_write+0x14/0x20 [ 51.124148] ? fput+0x18/0x120 [ 51.127335] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.132688] __x64_sys_sendmsg+0x73/0xb0 [ 51.136758] do_syscall_64+0xd6/0x4e0 [ 51.140560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.145738] RIP: 0033:0x458da9 [ 51.148936] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.167827] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.175605] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 51.182888] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 51.190574] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.197856] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 51.205197] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 51.537551] FAULT_INJECTION: forcing a failure. [ 51.537551] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.549387] CPU: 0 PID: 7192 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 51.557184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.557190] FAULT_INJECTION: forcing a failure. [ 51.557190] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.578527] Call Trace: [ 51.581115] dump_stack+0x123/0x177 [ 51.584847] should_fail.cold.4+0x5/0x13 [ 51.588991] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.594083] ? __lock_is_held+0xb5/0x140 [ 51.598150] __alloc_pages_nodemask+0x1d5/0x710 [ 51.602815] ? __kmalloc_node_track_caller+0x3c/0x70 [ 51.607908] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 51.612936] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.618021] cache_grow_begin+0x91/0x8d0 [ 51.622165] ? kmem_cache_alloc+0x9c/0x730 [ 51.626391] kmem_cache_alloc+0x665/0x730 [ 51.630524] ? skb_scrub_packet+0x3c0/0x3c0 [ 51.634850] sctp_chunkify+0x46/0x270 [ 51.638641] _sctp_make_chunk+0x128/0x260 [ 51.642786] sctp_make_init_ack+0x9f0/0x13f0 [ 51.647187] ? sctp_make_init+0xc20/0xc20 [ 51.651313] ? crng_backtrack_protect+0x80/0x80 [ 51.656145] ? sctp_verify_init+0x1660/0x1660 [ 51.660620] ? sctp_copy_one_addr+0xca/0xf0 [ 51.665014] ? sctp_bind_addr_copy+0xe6/0x26d [ 51.669512] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 51.675303] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 51.680908] ? dccp_diag_dump+0x20/0x20 [ 51.684869] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 51.689433] sctp_do_sm+0x117/0x53b0 [ 51.693135] ? __lock_acquire+0x792/0x4980 [ 51.697378] ? __kernel_text_address+0xd/0x40 [ 51.701868] ? unwind_get_return_address+0x61/0xa0 [ 51.707160] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 51.713240] ? mark_held_locks+0x130/0x130 [ 51.717498] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 51.722943] ? check_noncircular+0x20/0x20 [ 51.727165] ? save_stack+0xa9/0xd0 [ 51.730775] ? save_stack+0x43/0xd0 [ 51.734553] ? kasan_kmalloc+0xc7/0xe0 [ 51.738521] ? kasan_slab_alloc+0x12/0x20 [ 51.743890] ? find_held_lock+0x36/0x1d0 [ 51.747944] ? mark_held_locks+0xc7/0x130 [ 51.752075] ? ktime_get+0x1a6/0x240 [ 51.755775] ? kvm_clock_read+0x18/0x30 [ 51.759833] ? kvm_clock_get_cycles+0x9/0x10 [ 51.764247] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 51.768689] ? mark_held_locks+0x130/0x130 [ 51.773021] sctp_inq_push+0x1aa/0x240 [ 51.776895] sctp_backlog_rcv+0x1ac/0x1280 [ 51.781112] ? _raw_spin_unlock_bh+0x30/0x40 [ 51.785613] ? lockdep_hardirqs_on+0x421/0x5c0 [ 51.790177] ? sctp_hash_key+0x5b0/0x5b0 [ 51.794230] ? __release_sock+0xd0/0x360 [ 51.798272] ? __release_sock+0xd0/0x360 [ 51.802316] ? __local_bh_enable_ip+0x160/0x260 [ 51.806981] __release_sock+0x10c/0x360 [ 51.810942] release_sock+0x4f/0x180 [ 51.814646] sctp_wait_for_connect+0x22c/0x4c0 [ 51.819295] ? refcount_inc_checked+0x30/0x30 [ 51.823786] ? sctp_get_port_local+0x14d0/0x14d0 [ 51.828525] ? finish_wait+0x290/0x290 [ 51.832420] ? sctp_primitive_SEND+0x7c/0xc0 [ 51.836817] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 51.841476] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 51.846215] ? sctp_clear_owner_w+0x100/0x100 [ 51.851057] ? lock_downgrade+0x860/0x860 [ 51.855196] ? kasan_check_read+0x11/0x20 [ 51.859327] sctp_sendmsg+0xd4f/0x17e0 [ 51.863197] ? rw_copy_check_uvector+0x66/0x340 [ 51.868814] ? sctp_id2assoc+0x250/0x250 [ 51.872856] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 51.878200] ? dup_iter+0x250/0x250 [ 51.881820] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.886563] inet_sendmsg+0x10d/0x450 [ 51.890342] ? security_socket_sendmsg+0x50/0x90 [ 51.895090] ? ipip_gro_receive+0xf0/0xf0 [ 51.899217] sock_sendmsg+0xb7/0xf0 [ 51.902833] ___sys_sendmsg+0x649/0x950 [ 51.906788] ? find_held_lock+0x36/0x1d0 [ 51.910848] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.915589] ? __fget+0x278/0x400 [ 51.919028] ? kasan_check_read+0x11/0x20 [ 51.923165] ? __fget+0x295/0x400 [ 51.926614] ? __f_unlock_pos+0xd/0x10 [ 51.930486] ? __fget_light+0x174/0x1e0 [ 51.934452] ? __fdget+0xe/0x10 [ 51.937714] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.942539] __sys_sendmsg+0xd9/0x180 [ 51.946319] ? __ia32_sys_shutdown+0x70/0x70 [ 51.950737] ? __sb_end_write+0xa4/0xd0 [ 51.954714] ? kasan_check_write+0x14/0x20 [ 51.958927] ? fput+0x18/0x120 [ 51.962105] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.967452] __x64_sys_sendmsg+0x73/0xb0 [ 51.971492] do_syscall_64+0xd6/0x4e0 [ 51.975276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.980446] RIP: 0033:0x458da9 [ 51.983629] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.002511] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.010212] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 52.017462] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.024812] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.032063] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 52.039313] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 52.046580] CPU: 1 PID: 7196 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 52.052546] FAULT_INJECTION: forcing a failure. [ 52.052546] name failslab, interval 1, probability 0, space 0, times 0 [ 52.054377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.054380] Call Trace: [ 52.054392] dump_stack+0x123/0x177 [ 52.054402] should_fail.cold.4+0x5/0x13 [ 52.054411] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.090257] ? is_bpf_text_address+0x60/0xe0 [ 52.094664] ? lock_downgrade+0x860/0x860 [ 52.095210] FAULT_INJECTION: forcing a failure. [ 52.095210] name failslab, interval 1, probability 0, space 0, times 0 [ 52.098812] __alloc_pages_nodemask+0x1d5/0x710 [ 52.098820] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 52.098833] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.098843] cache_grow_begin+0x91/0x8d0 [ 52.098847] ? kmem_cache_alloc_node+0xaa/0x730 [ 52.098856] kmem_cache_alloc_node+0x667/0x730 [ 52.098869] __alloc_skb+0xa7/0x580 [ 52.098877] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.115817] FAULT_INJECTION: forcing a failure. [ 52.115817] name failslab, interval 1, probability 0, space 0, times 0 [ 52.123676] ? find_held_lock+0x36/0x1d0 [ 52.123688] sctp_packet_transmit+0x26b/0x3490 [ 52.123699] ? sctp_packet_config+0x7aa/0xea0 [ 52.123743] ? kasan_check_read+0x11/0x20 [ 52.123750] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 52.183822] ? sctp_packet_config+0xea0/0xea0 [ 52.188305] ? sctp_packet_append_chunk+0x890/0xef0 [ 52.193338] ? sctp_outq_select_transport+0x1fa/0x730 [ 52.198525] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 52.204165] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.209613] ? sctp_verify_init+0x1650/0x1660 [ 52.214091] ? sctp_copy_one_addr+0xca/0xf0 [ 52.218407] sctp_outq_flush+0xd0/0x22f0 [ 52.222459] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 52.228414] ? __sctp_outq_teardown+0xc30/0xc30 [ 52.233069] ? sctp_outq_tail+0x58c/0x970 [ 52.237201] sctp_outq_uncork+0x49/0x60 [ 52.241158] sctp_do_sm+0x3711/0x53b0 [ 52.244945] ? __lock_acquire+0x792/0x4980 [ 52.249190] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.255245] ? mark_held_locks+0x130/0x130 [ 52.259460] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.264908] ? check_noncircular+0x20/0x20 [ 52.269135] ? save_stack+0xa9/0xd0 [ 52.272925] ? save_stack+0x43/0xd0 [ 52.276549] ? kasan_kmalloc+0xc7/0xe0 [ 52.280427] ? kasan_slab_alloc+0x12/0x20 [ 52.284710] ? find_held_lock+0x36/0x1d0 [ 52.288781] ? mark_held_locks+0xc7/0x130 [ 52.292953] ? ktime_get+0x1a6/0x240 [ 52.296664] ? kvm_clock_read+0x18/0x30 [ 52.300626] ? kvm_clock_get_cycles+0x9/0x10 [ 52.305034] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.309258] ? mark_held_locks+0x130/0x130 [ 52.313484] sctp_inq_push+0x1aa/0x240 [ 52.317367] sctp_backlog_rcv+0x1ac/0x1280 [ 52.321592] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.325989] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.330555] ? sctp_hash_key+0x5b0/0x5b0 [ 52.334617] ? __release_sock+0xd0/0x360 [ 52.338664] ? __release_sock+0xd0/0x360 [ 52.342718] ? __local_bh_enable_ip+0x160/0x260 [ 52.347375] __release_sock+0x10c/0x360 [ 52.351337] release_sock+0x4f/0x180 [ 52.355034] sctp_wait_for_connect+0x22c/0x4c0 [ 52.359599] ? refcount_inc_checked+0x30/0x30 [ 52.364079] ? sctp_get_port_local+0x14d0/0x14d0 [ 52.368834] ? finish_wait+0x290/0x290 [ 52.372804] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.377213] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 52.381891] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 52.386649] ? sctp_clear_owner_w+0x100/0x100 [ 52.391168] ? lock_downgrade+0x860/0x860 [ 52.396262] ? kasan_check_read+0x11/0x20 [ 52.400422] sctp_sendmsg+0xd4f/0x17e0 [ 52.404303] ? rw_copy_check_uvector+0x66/0x340 [ 52.412182] ? sctp_id2assoc+0x250/0x250 [ 52.416231] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.421596] ? dup_iter+0x250/0x250 [ 52.425222] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.429998] inet_sendmsg+0x10d/0x450 [ 52.433967] ? security_socket_sendmsg+0x50/0x90 [ 52.438711] ? ipip_gro_receive+0xf0/0xf0 [ 52.442863] sock_sendmsg+0xb7/0xf0 [ 52.446486] ___sys_sendmsg+0x649/0x950 [ 52.450455] ? find_held_lock+0x36/0x1d0 [ 52.454687] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.459444] ? __fget+0x278/0x400 [ 52.462895] ? kasan_check_read+0x11/0x20 [ 52.467032] ? __fget+0x295/0x400 [ 52.470492] ? __f_unlock_pos+0xd/0x10 [ 52.474382] ? __fget_light+0x174/0x1e0 [ 52.478360] ? __fdget+0xe/0x10 [ 52.481640] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.486492] __sys_sendmsg+0xd9/0x180 [ 52.490374] ? __ia32_sys_shutdown+0x70/0x70 [ 52.494778] ? __sb_end_write+0xa4/0xd0 [ 52.498748] ? kasan_check_write+0x14/0x20 [ 52.502963] ? fput+0x18/0x120 [ 52.506143] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.511491] __x64_sys_sendmsg+0x73/0xb0 [ 52.515549] do_syscall_64+0xd6/0x4e0 [ 52.519345] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.524538] RIP: 0033:0x458da9 [ 52.527730] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.546619] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.554310] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 52.561912] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 52.569177] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.576449] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 52.583824] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 52.591100] CPU: 0 PID: 7199 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 52.598906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.608261] Call Trace: [ 52.610853] dump_stack+0x123/0x177 [ 52.614482] should_fail.cold.4+0x5/0x13 [ 52.619070] ? sctp_make_init_ack+0x2f7/0x13f0 [ 52.623920] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.629029] ? __release_sock+0x10c/0x360 [ 52.633183] ? release_sock+0x4f/0x180 [ 52.637111] ? sctp_wait_for_connect+0x22c/0x4c0 [ 52.641868] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 52.646727] ? sctp_sendmsg+0xd4f/0x17e0 [ 52.650792] __should_failslab+0xba/0xf0 [ 52.654875] should_failslab+0x9/0x14 [ 52.658678] kmem_cache_alloc_node_trace+0x5a/0x740 [ 52.663706] __kmalloc_node_track_caller+0x3c/0x70 [ 52.668736] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 52.673505] __alloc_skb+0xd7/0x580 [ 52.677178] ? skb_scrub_packet+0x3c0/0x3c0 [ 52.678246] FAULT_INJECTION: forcing a failure. [ 52.678246] name failslab, interval 1, probability 0, space 0, times 0 [ 52.681532] _sctp_make_chunk+0x3f/0x260 [ 52.681542] sctp_make_init_ack+0x9f0/0x13f0 [ 52.681554] ? sctp_make_init+0xc20/0xc20 [ 52.681561] ? crng_backtrack_protect+0x80/0x80 [ 52.681575] ? sctp_verify_init+0x1660/0x1660 [ 52.681580] ? sctp_copy_one_addr+0xca/0xf0 [ 52.681591] ? sctp_bind_addr_copy+0xe6/0x26d [ 52.723314] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 52.729117] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 52.734763] ? dccp_diag_dump+0x20/0x20 [ 52.738736] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 52.743318] sctp_do_sm+0x117/0x53b0 [ 52.747026] ? __lock_acquire+0x792/0x4980 [ 52.751256] ? __kernel_text_address+0xd/0x40 [ 52.756003] ? unwind_get_return_address+0x61/0xa0 [ 52.760991] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 52.767066] ? mark_held_locks+0x130/0x130 [ 52.771303] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 52.776756] ? check_noncircular+0x20/0x20 [ 52.781125] ? save_stack+0xa9/0xd0 [ 52.784761] ? save_stack+0x43/0xd0 [ 52.788390] ? kasan_kmalloc+0xc7/0xe0 [ 52.792271] ? kasan_slab_alloc+0x12/0x20 [ 52.796418] ? find_held_lock+0x36/0x1d0 [ 52.800485] ? mark_held_locks+0xc7/0x130 [ 52.804646] ? ktime_get+0x1a6/0x240 [ 52.808368] ? kvm_clock_read+0x18/0x30 [ 52.812331] ? kvm_clock_get_cycles+0x9/0x10 [ 52.816819] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 52.821066] ? mark_held_locks+0x130/0x130 [ 52.825326] sctp_inq_push+0x1aa/0x240 [ 52.829212] sctp_backlog_rcv+0x1ac/0x1280 [ 52.833449] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.837859] ? lockdep_hardirqs_on+0x421/0x5c0 [ 52.842442] ? sctp_hash_key+0x5b0/0x5b0 [ 52.846504] ? __release_sock+0xd0/0x360 [ 52.850563] ? __release_sock+0xd0/0x360 [ 52.854629] ? __local_bh_enable_ip+0x160/0x260 [ 52.859285] __release_sock+0x10c/0x360 [ 52.863245] release_sock+0x4f/0x180 [ 52.866946] sctp_wait_for_connect+0x22c/0x4c0 [ 52.871527] ? refcount_inc_checked+0x30/0x30 [ 52.876010] ? sctp_get_port_local+0x14d0/0x14d0 [ 52.880752] ? finish_wait+0x290/0x290 [ 52.884629] ? sctp_primitive_SEND+0x7c/0xc0 [ 52.889028] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 52.893689] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 52.898445] ? sctp_clear_owner_w+0x100/0x100 [ 52.902926] ? lock_downgrade+0x860/0x860 [ 52.907081] ? kasan_check_read+0x11/0x20 [ 52.911246] sctp_sendmsg+0xd4f/0x17e0 [ 52.915128] ? rw_copy_check_uvector+0x66/0x340 [ 52.919790] ? sctp_id2assoc+0x250/0x250 [ 52.923839] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 52.929192] ? dup_iter+0x250/0x250 [ 52.932825] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.937567] inet_sendmsg+0x10d/0x450 [ 52.941356] ? security_socket_sendmsg+0x50/0x90 [ 52.946096] ? ipip_gro_receive+0xf0/0xf0 [ 52.950244] sock_sendmsg+0xb7/0xf0 [ 52.953876] ___sys_sendmsg+0x649/0x950 [ 52.957853] ? find_held_lock+0x36/0x1d0 [ 52.961896] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.966638] ? __fget+0x278/0x400 [ 52.970083] ? kasan_check_read+0x11/0x20 [ 52.974217] ? __fget+0x295/0x400 [ 52.977657] ? __f_unlock_pos+0xd/0x10 [ 52.981527] ? __fget_light+0x174/0x1e0 [ 52.985481] ? __fdget+0xe/0x10 [ 52.988747] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.993578] __sys_sendmsg+0xd9/0x180 [ 52.997361] ? __ia32_sys_shutdown+0x70/0x70 [ 53.001751] ? __sb_end_write+0xa4/0xd0 [ 53.006068] ? kasan_check_write+0x14/0x20 [ 53.010286] ? fput+0x18/0x120 [ 53.013469] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.018816] __x64_sys_sendmsg+0x73/0xb0 [ 53.022874] do_syscall_64+0xd6/0x4e0 [ 53.026745] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.031919] RIP: 0033:0x458da9 [ 53.035110] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.053997] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.061690] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 53.068949] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.076221] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.083479] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 53.090739] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 53.098015] CPU: 1 PID: 7202 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 53.105817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.115160] Call Trace: [ 53.119733] dump_stack+0x123/0x177 [ 53.123344] should_fail.cold.4+0x5/0x13 [ 53.127397] ? unwind_get_return_address+0x61/0xa0 [ 53.132309] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.137396] ? __lock_acquire+0x792/0x4980 [ 53.141703] __should_failslab+0xba/0xf0 [ 53.145746] should_failslab+0x9/0x14 [ 53.149528] kmem_cache_alloc_node+0x56/0x730 [ 53.154023] __alloc_skb+0xa7/0x580 [ 53.157653] ? skb_scrub_packet+0x3c0/0x3c0 [ 53.161956] ? find_held_lock+0x36/0x1d0 [ 53.166002] sctp_packet_transmit+0x26b/0x3490 [ 53.170576] ? sctp_packet_config+0x7aa/0xea0 [ 53.175061] ? kasan_check_read+0x11/0x20 [ 53.179192] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 53.184376] ? sctp_packet_config+0xea0/0xea0 [ 53.188867] ? sctp_packet_append_chunk+0x890/0xef0 [ 53.193866] ? sctp_outq_select_transport+0x1fa/0x730 [ 53.199307] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 53.204916] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 53.210353] ? sctp_verify_init+0x1650/0x1660 [ 53.214826] ? sctp_copy_one_addr+0xca/0xf0 [ 53.219136] sctp_outq_flush+0xd0/0x22f0 [ 53.223199] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 53.229164] ? __sctp_outq_teardown+0xc30/0xc30 [ 53.233827] ? sctp_outq_tail+0x58c/0x970 [ 53.237956] sctp_outq_uncork+0x49/0x60 [ 53.241921] sctp_do_sm+0x3711/0x53b0 [ 53.245706] ? __lock_acquire+0x792/0x4980 [ 53.249927] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 53.255971] ? mark_held_locks+0x130/0x130 [ 53.260215] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 53.265774] ? check_noncircular+0x20/0x20 [ 53.270010] ? save_stack+0xa9/0xd0 [ 53.273645] ? save_stack+0x43/0xd0 [ 53.277275] ? kasan_kmalloc+0xc7/0xe0 [ 53.281253] ? kasan_slab_alloc+0x12/0x20 [ 53.285394] ? find_held_lock+0x36/0x1d0 [ 53.289444] ? mark_held_locks+0xc7/0x130 [ 53.293578] ? ktime_get+0x1a6/0x240 [ 53.297284] ? kvm_clock_read+0x18/0x30 [ 53.301242] ? kvm_clock_get_cycles+0x9/0x10 [ 53.305650] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.309869] ? mark_held_locks+0x130/0x130 [ 53.314088] sctp_inq_push+0x1aa/0x240 [ 53.317971] sctp_backlog_rcv+0x1ac/0x1280 [ 53.322214] ? _raw_spin_unlock_bh+0x30/0x40 [ 53.326608] ? lockdep_hardirqs_on+0x421/0x5c0 [ 53.331174] ? sctp_hash_key+0x5b0/0x5b0 [ 53.335228] ? __release_sock+0xd0/0x360 [ 53.339383] ? __release_sock+0xd0/0x360 [ 53.343433] ? __local_bh_enable_ip+0x160/0x260 [ 53.348092] __release_sock+0x10c/0x360 [ 53.352052] release_sock+0x4f/0x180 [ 53.355755] sctp_wait_for_connect+0x22c/0x4c0 [ 53.360325] ? refcount_inc_checked+0x30/0x30 [ 53.364804] ? sctp_get_port_local+0x14d0/0x14d0 [ 53.369575] ? finish_wait+0x290/0x290 [ 53.373458] ? sctp_primitive_SEND+0x7c/0xc0 [ 53.377849] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 53.382504] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 53.387254] ? sctp_clear_owner_w+0x100/0x100 [ 53.391741] ? lock_downgrade+0x860/0x860 [ 53.395873] ? kasan_check_read+0x11/0x20 [ 53.400039] sctp_sendmsg+0xd4f/0x17e0 [ 53.403928] ? rw_copy_check_uvector+0x66/0x340 [ 53.408733] ? sctp_id2assoc+0x250/0x250 [ 53.412798] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 53.418154] ? dup_iter+0x250/0x250 [ 53.421787] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.426549] inet_sendmsg+0x10d/0x450 [ 53.430352] ? security_socket_sendmsg+0x50/0x90 [ 53.435110] ? ipip_gro_receive+0xf0/0xf0 [ 53.439243] sock_sendmsg+0xb7/0xf0 [ 53.442858] ___sys_sendmsg+0x649/0x950 [ 53.446815] ? find_held_lock+0x36/0x1d0 [ 53.450865] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.455607] ? __fget+0x278/0x400 [ 53.459048] ? kasan_check_read+0x11/0x20 [ 53.464222] ? __fget+0x295/0x400 [ 53.467681] ? __f_unlock_pos+0xd/0x10 [ 53.471552] ? __fget_light+0x174/0x1e0 [ 53.475519] ? __fdget+0xe/0x10 [ 53.478804] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.483636] __sys_sendmsg+0xd9/0x180 [ 53.487443] ? __ia32_sys_shutdown+0x70/0x70 [ 53.491844] ? __sb_end_write+0xa4/0xd0 [ 53.495801] ? kasan_check_write+0x14/0x20 [ 53.500049] ? fput+0x18/0x120 [ 53.503241] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.508651] __x64_sys_sendmsg+0x73/0xb0 [ 53.512725] do_syscall_64+0xd6/0x4e0 [ 53.516517] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.521727] RIP: 0033:0x458da9 [ 53.524903] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.543797] RSP: 002b:00007f68f1f55c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.551496] RAX: ffffffffffffffda RBX: 00007f68f1f55c90 RCX: 0000000000458da9 [ 53.558931] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 53.566194] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 53.573457] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f566d4 [ 53.580733] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 53.588000] CPU: 0 PID: 7200 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 53.595820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.605174] Call Trace: [ 53.607852] dump_stack+0x123/0x177 [ 53.611487] should_fail.cold.4+0x5/0x13 [ 53.615574] ? kasan_unpoison_shadow+0x35/0x50 [ 53.620178] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.625308] ? __kmalloc_node_track_caller+0x50/0x70 [ 53.630411] __should_failslab+0xba/0xf0 [ 53.634468] should_failslab+0x9/0x14 [ 53.638308] kmem_cache_alloc+0x47/0x730 [ 53.642372] ? skb_scrub_packet+0x3c0/0x3c0 [ 53.646727] sctp_chunkify+0x46/0x270 [ 53.650537] _sctp_make_chunk+0x128/0x260 [ 53.654693] sctp_make_init_ack+0x9f0/0x13f0 [ 53.659106] ? sctp_make_init+0xc20/0xc20 [ 53.663246] ? crng_backtrack_protect+0x80/0x80 [ 53.667925] ? sctp_verify_init+0x1660/0x1660 [ 53.672417] ? sctp_copy_one_addr+0xca/0xf0 [ 53.676737] ? sctp_bind_addr_copy+0xe6/0x26d [ 53.681240] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 53.687048] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 53.692691] ? dccp_diag_dump+0x20/0x20 [ 53.696693] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 53.701275] sctp_do_sm+0x117/0x53b0 [ 53.704987] ? __lock_acquire+0x792/0x4980 [ 53.709392] ? __kernel_text_address+0xd/0x40 [ 53.713888] ? unwind_get_return_address+0x61/0xa0 [ 53.718815] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 53.724964] ? mark_held_locks+0x130/0x130 [ 53.729201] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 53.734798] ? check_noncircular+0x20/0x20 [ 53.739045] ? save_stack+0xa9/0xd0 [ 53.742692] ? save_stack+0x43/0xd0 [ 53.746344] ? kasan_kmalloc+0xc7/0xe0 [ 53.750224] ? kasan_slab_alloc+0x12/0x20 [ 53.754378] ? find_held_lock+0x36/0x1d0 [ 53.758469] ? mark_held_locks+0xc7/0x130 [ 53.762613] ? ktime_get+0x1a6/0x240 [ 53.766333] ? kvm_clock_read+0x18/0x30 [ 53.770311] ? kvm_clock_get_cycles+0x9/0x10 [ 53.774723] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 53.778957] ? mark_held_locks+0x130/0x130 [ 53.783913] sctp_inq_push+0x1aa/0x240 [ 53.787800] sctp_backlog_rcv+0x1ac/0x1280 [ 53.792044] ? _raw_spin_unlock_bh+0x30/0x40 [ 53.796458] ? lockdep_hardirqs_on+0x421/0x5c0 [ 53.801035] ? sctp_hash_key+0x5b0/0x5b0 [ 53.805095] ? __release_sock+0xd0/0x360 [ 53.809148] ? __release_sock+0xd0/0x360 [ 53.813201] ? __local_bh_enable_ip+0x160/0x260 [ 53.817872] __release_sock+0x10c/0x360 [ 53.821861] release_sock+0x4f/0x180 [ 53.825660] sctp_wait_for_connect+0x22c/0x4c0 [ 53.830245] ? refcount_inc_checked+0x30/0x30 [ 53.834762] ? sctp_get_port_local+0x14d0/0x14d0 [ 53.839633] ? finish_wait+0x290/0x290 [ 53.843681] ? sctp_primitive_SEND+0x7c/0xc0 [ 53.848188] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 53.852846] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 53.857634] ? sctp_clear_owner_w+0x100/0x100 [ 53.862145] ? lock_downgrade+0x860/0x860 [ 53.866281] ? kasan_check_read+0x11/0x20 [ 53.870503] sctp_sendmsg+0xd4f/0x17e0 [ 53.874379] ? rw_copy_check_uvector+0x66/0x340 [ 53.879047] ? sctp_id2assoc+0x250/0x250 [ 53.883100] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 53.888449] ? dup_iter+0x250/0x250 [ 53.892068] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.896815] inet_sendmsg+0x10d/0x450 [ 53.900603] ? security_socket_sendmsg+0x50/0x90 [ 53.905342] ? ipip_gro_receive+0xf0/0xf0 [ 53.909627] sock_sendmsg+0xb7/0xf0 [ 53.913257] ___sys_sendmsg+0x649/0x950 [ 53.917227] ? find_held_lock+0x36/0x1d0 [ 53.921283] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.926039] ? __fget+0x278/0x400 [ 53.929508] ? kasan_check_read+0x11/0x20 [ 53.933767] ? __fget+0x295/0x400 [ 53.937229] ? __f_unlock_pos+0xd/0x10 [ 53.941110] ? __fget_light+0x174/0x1e0 2020/04/01 10:38:22 executed programs: 18 [ 53.945256] ? __fdget+0xe/0x10 [ 53.948544] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.953397] __sys_sendmsg+0xd9/0x180 [ 53.957212] ? __ia32_sys_shutdown+0x70/0x70 [ 53.961628] ? __sb_end_write+0xa4/0xd0 [ 53.965771] ? kasan_check_write+0x14/0x20 [ 53.970106] ? fput+0x18/0x120 [ 53.973303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.978672] __x64_sys_sendmsg+0x73/0xb0 [ 53.982744] do_syscall_64+0xd6/0x4e0 [ 53.986551] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.991730] RIP: 0033:0x458da9 [ 53.994909] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.013994] RSP: 002b:00007f45cf72bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.021715] RAX: ffffffffffffffda RBX: 00007f45cf72bc90 RCX: 0000000000458da9 [ 54.029014] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.036438] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 54.043975] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf72c6d4 [ 54.051251] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 54.071314] CPU: 1 PID: 7193 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 54.079295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.088829] Call Trace: [ 54.091420] dump_stack+0x123/0x177 [ 54.095067] should_fail.cold.4+0x5/0x13 [ 54.099139] ? unwind_get_return_address+0x61/0xa0 [ 54.104087] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.104191] FAULT_INJECTION: forcing a failure. [ 54.104191] name failslab, interval 1, probability 0, space 0, times 0 [ 54.109361] ? __lock_acquire+0x792/0x4980 [ 54.109375] __should_failslab+0xba/0xf0 [ 54.109383] should_failslab+0x9/0x14 [ 54.109389] kmem_cache_alloc_node+0x56/0x730 [ 54.109402] __alloc_skb+0xa7/0x580 [ 54.109408] ? skb_scrub_packet+0x3c0/0x3c0 [ 54.109413] ? find_held_lock+0x36/0x1d0 [ 54.109424] sctp_packet_transmit+0x26b/0x3490 [ 54.109432] ? sctp_packet_config+0x7aa/0xea0 [ 54.109440] ? kasan_check_read+0x11/0x20 [ 54.109447] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 54.109453] ? sctp_packet_config+0xea0/0xea0 [ 54.109462] ? sctp_packet_append_chunk+0x890/0xef0 [ 54.109468] ? sctp_outq_select_transport+0x1fa/0x730 [ 54.109477] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 54.109487] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.109495] ? sctp_verify_init+0x1650/0x1660 [ 54.109499] ? sctp_copy_one_addr+0xca/0xf0 [ 54.109507] sctp_outq_flush+0xd0/0x22f0 [ 54.109521] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 54.109527] ? __sctp_outq_teardown+0xc30/0xc30 [ 54.109536] ? sctp_outq_tail+0x58c/0x970 [ 54.109543] sctp_outq_uncork+0x49/0x60 [ 54.109549] sctp_do_sm+0x3711/0x53b0 [ 54.109554] ? __lock_acquire+0x792/0x4980 [ 54.109566] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.109574] ? mark_held_locks+0x130/0x130 [ 54.109579] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.109587] ? check_noncircular+0x20/0x20 [ 54.109591] ? save_stack+0xa9/0xd0 [ 54.109596] ? save_stack+0x43/0xd0 [ 54.109600] ? kasan_kmalloc+0xc7/0xe0 [ 54.109604] ? kasan_slab_alloc+0x12/0x20 [ 54.109613] ? find_held_lock+0x36/0x1d0 [ 54.109621] ? mark_held_locks+0xc7/0x130 [ 54.109629] ? ktime_get+0x1a6/0x240 [ 54.109642] ? kvm_clock_read+0x18/0x30 [ 54.109647] ? kvm_clock_get_cycles+0x9/0x10 [ 54.109655] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.109661] ? mark_held_locks+0x130/0x130 [ 54.109673] sctp_inq_push+0x1aa/0x240 [ 54.109680] sctp_backlog_rcv+0x1ac/0x1280 [ 54.109688] ? _raw_spin_unlock_bh+0x30/0x40 [ 54.109694] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.109700] ? sctp_hash_key+0x5b0/0x5b0 [ 54.109704] ? __release_sock+0xd0/0x360 [ 54.109709] ? __release_sock+0xd0/0x360 [ 54.109717] ? __local_bh_enable_ip+0x160/0x260 [ 54.109725] __release_sock+0x10c/0x360 [ 54.109736] release_sock+0x4f/0x180 [ 54.109743] sctp_wait_for_connect+0x22c/0x4c0 [ 54.109749] ? refcount_inc_checked+0x30/0x30 [ 54.109759] ? sctp_get_port_local+0x14d0/0x14d0 [ 54.109765] ? finish_wait+0x290/0x290 [ 54.109774] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.109782] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 54.109791] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.109801] ? sctp_clear_owner_w+0x100/0x100 [ 54.109808] ? lock_downgrade+0x860/0x860 [ 54.109816] ? kasan_check_read+0x11/0x20 [ 54.109829] sctp_sendmsg+0xd4f/0x17e0 [ 54.109836] ? rw_copy_check_uvector+0x66/0x340 [ 54.109845] ? sctp_id2assoc+0x250/0x250 [ 54.109855] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.109862] ? dup_iter+0x250/0x250 [ 54.109874] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.109885] inet_sendmsg+0x10d/0x450 [ 54.109890] ? security_socket_sendmsg+0x50/0x90 [ 54.109895] ? ipip_gro_receive+0xf0/0xf0 [ 54.109900] sock_sendmsg+0xb7/0xf0 [ 54.109907] ___sys_sendmsg+0x649/0x950 [ 54.109913] ? find_held_lock+0x36/0x1d0 [ 54.109920] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.109929] ? __fget+0x278/0x400 [ 54.109939] ? kasan_check_read+0x11/0x20 [ 54.109948] ? __fget+0x295/0x400 [ 54.109962] ? __f_unlock_pos+0xd/0x10 [ 54.109971] ? __fget_light+0x174/0x1e0 [ 54.109978] ? __fdget+0xe/0x10 [ 54.109984] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.109998] __sys_sendmsg+0xd9/0x180 [ 54.110004] ? __ia32_sys_shutdown+0x70/0x70 [ 54.110011] ? __sb_end_write+0xa4/0xd0 [ 54.110018] ? kasan_check_write+0x14/0x20 [ 54.110022] ? fput+0x18/0x120 [ 54.110036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.110045] __x64_sys_sendmsg+0x73/0xb0 [ 54.110055] do_syscall_64+0xd6/0x4e0 [ 54.110063] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.110069] RIP: 0033:0x458da9 [ 54.110076] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.110080] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.110086] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 54.110089] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 54.110093] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.110096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 54.110099] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 54.139861] FAULT_INJECTION: forcing a failure. [ 54.139861] name failslab, interval 1, probability 0, space 0, times 0 [ 54.175275] CPU: 0 PID: 7205 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 54.343995] FAULT_INJECTION: forcing a failure. [ 54.343995] name failslab, interval 1, probability 0, space 0, times 0 [ 54.348493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.348499] Call Trace: [ 54.348514] dump_stack+0x123/0x177 [ 54.348524] should_fail.cold.4+0x5/0x13 [ 54.348530] ? sctp_inq_push+0x1aa/0x240 [ 54.348537] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.348544] ? find_held_lock+0x36/0x1d0 [ 54.348558] __should_failslab+0xba/0xf0 [ 54.348565] should_failslab+0x9/0x14 [ 54.348571] kmem_cache_alloc+0x47/0x730 [ 54.348576] ? trace_hardirqs_on+0x28/0x190 [ 54.348584] ? sctp_generate_t4_rto_event+0x20/0x20 [ 54.348589] __debug_object_init+0x7dc/0xd70 [ 54.348597] ? debug_object_fixup+0x30/0x30 [ 54.348603] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 54.348609] ? sctp_generate_t4_rto_event+0x20/0x20 [ 54.348613] debug_object_init+0x16/0x20 [ 54.348618] init_timer_key+0x2e/0x270 [ 54.348626] sctp_association_new+0x9fd/0x1ef0 [ 54.348636] sctp_make_temp_asoc+0x8b/0x1a0 [ 54.348644] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 54.348653] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 54.348659] ? dccp_diag_dump+0x20/0x20 [ 54.348671] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 54.574054] FAULT_INJECTION: forcing a failure. [ 54.574054] name failslab, interval 1, probability 0, space 0, times 0 [ 54.576507] sctp_do_sm+0x117/0x53b0 [ 54.576516] ? __lock_acquire+0x792/0x4980 [ 54.576524] ? __kernel_text_address+0xd/0x40 [ 54.576532] ? unwind_get_return_address+0x61/0xa0 [ 54.576540] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 54.576549] ? mark_held_locks+0x130/0x130 [ 54.576556] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 54.576563] ? check_noncircular+0x20/0x20 [ 54.576567] ? save_stack+0xa9/0xd0 [ 54.576574] ? save_stack+0x43/0xd0 [ 54.772653] ? kasan_kmalloc+0xc7/0xe0 [ 54.776529] ? kasan_slab_alloc+0x12/0x20 [ 54.780676] ? find_held_lock+0x36/0x1d0 [ 54.784923] ? mark_held_locks+0xc7/0x130 [ 54.789076] ? ktime_get+0x1a6/0x240 [ 54.793058] ? kvm_clock_read+0x18/0x30 [ 54.797146] ? kvm_clock_get_cycles+0x9/0x10 [ 54.801562] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 54.805801] ? mark_held_locks+0x130/0x130 [ 54.810050] sctp_inq_push+0x1aa/0x240 [ 54.813942] sctp_backlog_rcv+0x1ac/0x1280 [ 54.818178] ? _raw_spin_unlock_bh+0x30/0x40 [ 54.822598] ? lockdep_hardirqs_on+0x421/0x5c0 [ 54.827175] ? sctp_hash_key+0x5b0/0x5b0 [ 54.831223] ? __release_sock+0xd0/0x360 [ 54.835289] ? __release_sock+0xd0/0x360 [ 54.839339] ? __local_bh_enable_ip+0x160/0x260 [ 54.843996] __release_sock+0x10c/0x360 [ 54.847965] release_sock+0x4f/0x180 [ 54.851671] sctp_wait_for_connect+0x22c/0x4c0 [ 54.856242] ? refcount_inc_checked+0x30/0x30 [ 54.860730] ? sctp_get_port_local+0x14d0/0x14d0 [ 54.865490] ? finish_wait+0x290/0x290 [ 54.869376] ? sctp_primitive_SEND+0x7c/0xc0 [ 54.873783] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 54.878458] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 54.883208] ? sctp_clear_owner_w+0x100/0x100 [ 54.887697] ? lock_downgrade+0x860/0x860 [ 54.891842] ? kasan_check_read+0x11/0x20 [ 54.895985] sctp_sendmsg+0xd4f/0x17e0 [ 54.899878] ? rw_copy_check_uvector+0x66/0x340 [ 54.904560] ? sctp_id2assoc+0x250/0x250 [ 54.908615] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 54.913990] ? dup_iter+0x250/0x250 [ 54.917630] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.922408] inet_sendmsg+0x10d/0x450 [ 54.926216] ? security_socket_sendmsg+0x50/0x90 [ 54.930963] ? ipip_gro_receive+0xf0/0xf0 [ 54.935105] sock_sendmsg+0xb7/0xf0 [ 54.938723] ___sys_sendmsg+0x649/0x950 [ 54.942689] ? find_held_lock+0x36/0x1d0 [ 54.946740] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.951492] ? __fget+0x278/0x400 [ 54.954942] ? kasan_check_read+0x11/0x20 [ 54.959080] ? __fget+0x295/0x400 [ 54.962529] ? __f_unlock_pos+0xd/0x10 [ 54.966416] ? __fget_light+0x174/0x1e0 [ 54.970390] ? __fdget+0xe/0x10 [ 54.973657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.978504] __sys_sendmsg+0xd9/0x180 [ 54.982314] ? __ia32_sys_shutdown+0x70/0x70 [ 54.986722] ? __sb_end_write+0xa4/0xd0 [ 54.990700] ? kasan_check_write+0x14/0x20 [ 54.994954] ? fput+0x18/0x120 [ 54.998169] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.003525] __x64_sys_sendmsg+0x73/0xb0 [ 55.007580] do_syscall_64+0xd6/0x4e0 [ 55.011400] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.016582] RIP: 0033:0x458da9 [ 55.019777] 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 [ 55.038701] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.046418] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 55.053689] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.061076] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.068353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 55.075625] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.082897] CPU: 1 PID: 7216 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 55.090722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.100065] Call Trace: [ 55.102638] dump_stack+0x123/0x177 [ 55.106258] should_fail.cold.4+0x5/0x13 [ 55.110306] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.115397] ? kernel_text_address+0x79/0xf0 [ 55.119790] ? __kernel_text_address+0xd/0x40 [ 55.124268] __should_failslab+0xba/0xf0 [ 55.128324] should_failslab+0x9/0x14 [ 55.132109] kmem_cache_alloc_node_trace+0x5a/0x740 [ 55.137123] __kmalloc_node_track_caller+0x3c/0x70 [ 55.142036] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 55.146778] __alloc_skb+0xd7/0x580 [ 55.150388] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.155662] ? find_held_lock+0x36/0x1d0 [ 55.159711] sctp_packet_transmit+0x26b/0x3490 [ 55.164281] ? sctp_packet_config+0x7aa/0xea0 [ 55.168776] ? kasan_check_read+0x11/0x20 [ 55.172926] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 55.178102] ? sctp_packet_config+0xea0/0xea0 [ 55.182603] ? sctp_packet_append_chunk+0x890/0xef0 [ 55.187624] ? sctp_outq_select_transport+0x1fa/0x730 [ 55.192805] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 55.198418] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.203853] ? sctp_verify_init+0x1650/0x1660 [ 55.208331] ? sctp_copy_one_addr+0xca/0xf0 [ 55.212642] sctp_outq_flush+0xd0/0x22f0 [ 55.216692] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 55.222646] ? __sctp_outq_teardown+0xc30/0xc30 [ 55.227310] ? sctp_outq_tail+0x58c/0x970 [ 55.231471] sctp_outq_uncork+0x49/0x60 [ 55.235444] sctp_do_sm+0x3711/0x53b0 [ 55.239242] ? __lock_acquire+0x792/0x4980 [ 55.243507] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.249558] ? mark_held_locks+0x130/0x130 [ 55.253779] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.259216] ? check_noncircular+0x20/0x20 [ 55.263436] ? save_stack+0xa9/0xd0 [ 55.267045] ? save_stack+0x43/0xd0 [ 55.270651] ? kasan_kmalloc+0xc7/0xe0 [ 55.274521] ? kasan_slab_alloc+0x12/0x20 [ 55.278670] ? find_held_lock+0x36/0x1d0 [ 55.283248] ? mark_held_locks+0xc7/0x130 [ 55.287384] ? ktime_get+0x1a6/0x240 [ 55.291087] ? kvm_clock_read+0x18/0x30 [ 55.295062] ? kvm_clock_get_cycles+0x9/0x10 [ 55.299601] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.303841] ? mark_held_locks+0x130/0x130 [ 55.308080] sctp_inq_push+0x1aa/0x240 [ 55.311961] sctp_backlog_rcv+0x1ac/0x1280 [ 55.316183] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.320765] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.325346] ? sctp_hash_key+0x5b0/0x5b0 [ 55.329394] ? __release_sock+0xd0/0x360 [ 55.333453] ? __release_sock+0xd0/0x360 [ 55.337500] ? __local_bh_enable_ip+0x160/0x260 [ 55.342154] __release_sock+0x10c/0x360 [ 55.346114] release_sock+0x4f/0x180 [ 55.349814] sctp_wait_for_connect+0x22c/0x4c0 [ 55.355509] ? refcount_inc_checked+0x30/0x30 [ 55.360261] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.365001] ? finish_wait+0x290/0x290 [ 55.368882] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.373281] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 55.377943] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.382697] ? sctp_clear_owner_w+0x100/0x100 [ 55.387178] ? lock_downgrade+0x860/0x860 [ 55.391314] ? kasan_check_read+0x11/0x20 [ 55.395449] sctp_sendmsg+0xd4f/0x17e0 [ 55.399343] ? rw_copy_check_uvector+0x66/0x340 [ 55.404018] ? sctp_id2assoc+0x250/0x250 [ 55.408070] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.413420] ? dup_iter+0x250/0x250 [ 55.417051] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.421816] inet_sendmsg+0x10d/0x450 [ 55.425614] ? security_socket_sendmsg+0x50/0x90 [ 55.430356] ? ipip_gro_receive+0xf0/0xf0 [ 55.434495] sock_sendmsg+0xb7/0xf0 [ 55.438109] ___sys_sendmsg+0x649/0x950 [ 55.442065] ? find_held_lock+0x36/0x1d0 [ 55.446131] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.450903] ? __fget+0x278/0x400 [ 55.454353] ? kasan_check_read+0x11/0x20 [ 55.458492] ? __fget+0x295/0x400 [ 55.462718] ? __f_unlock_pos+0xd/0x10 [ 55.466606] ? __fget_light+0x174/0x1e0 [ 55.470567] ? __fdget+0xe/0x10 [ 55.473833] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.478661] __sys_sendmsg+0xd9/0x180 [ 55.482460] ? __ia32_sys_shutdown+0x70/0x70 [ 55.486852] ? __sb_end_write+0xa4/0xd0 [ 55.490811] ? kasan_check_write+0x14/0x20 [ 55.495029] ? fput+0x18/0x120 [ 55.498213] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.503560] __x64_sys_sendmsg+0x73/0xb0 [ 55.507608] do_syscall_64+0xd6/0x4e0 [ 55.511419] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.516590] RIP: 0033:0x458da9 [ 55.519765] 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 [ 55.538806] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.546600] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 55.553856] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 55.561121] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.568389] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 55.575643] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 55.582914] CPU: 0 PID: 7206 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 55.590722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.600347] Call Trace: [ 55.602934] dump_stack+0x123/0x177 [ 55.606738] should_fail.cold.4+0x5/0x13 [ 55.610801] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.616007] ? mark_held_locks+0x130/0x130 [ 55.620246] ? __lock_is_held+0xb5/0x140 [ 55.624658] __should_failslab+0xba/0xf0 [ 55.628996] should_failslab+0x9/0x14 [ 55.632803] kmem_cache_alloc_node+0x56/0x730 [ 55.637301] ? find_held_lock+0x36/0x1d0 [ 55.641359] __alloc_skb+0xa7/0x580 [ 55.644982] ? skb_scrub_packet+0x3c0/0x3c0 [ 55.649324] _sctp_make_chunk+0x3f/0x260 [ 55.653403] sctp_make_init_ack+0x9f0/0x13f0 [ 55.657823] ? sctp_make_init+0xc20/0xc20 [ 55.661980] ? crng_backtrack_protect+0x80/0x80 [ 55.666662] ? sctp_verify_init+0x1660/0x1660 [ 55.671162] ? sctp_copy_one_addr+0xca/0xf0 [ 55.675497] ? sctp_bind_addr_copy+0xe6/0x26d [ 55.680006] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 55.685812] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 55.691446] ? dccp_diag_dump+0x20/0x20 [ 55.695429] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 55.700009] sctp_do_sm+0x117/0x53b0 [ 55.703731] ? __lock_acquire+0x792/0x4980 [ 55.707971] ? __kernel_text_address+0xd/0x40 [ 55.712476] ? unwind_get_return_address+0x61/0xa0 [ 55.717410] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 55.723475] ? mark_held_locks+0x130/0x130 [ 55.727713] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 55.733169] ? check_noncircular+0x20/0x20 [ 55.737407] ? save_stack+0xa9/0xd0 [ 55.741049] ? save_stack+0x43/0xd0 [ 55.744673] ? kasan_kmalloc+0xc7/0xe0 [ 55.748555] ? kasan_slab_alloc+0x12/0x20 [ 55.752710] ? find_held_lock+0x36/0x1d0 [ 55.756779] ? mark_held_locks+0xc7/0x130 [ 55.760928] ? ktime_get+0x1a6/0x240 [ 55.764650] ? kvm_clock_read+0x18/0x30 [ 55.768619] ? kvm_clock_get_cycles+0x9/0x10 [ 55.773033] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 55.777268] ? mark_held_locks+0x130/0x130 [ 55.781516] sctp_inq_push+0x1aa/0x240 [ 55.785409] sctp_backlog_rcv+0x1ac/0x1280 [ 55.789787] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.794202] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.798788] ? sctp_hash_key+0x5b0/0x5b0 [ 55.802848] ? __release_sock+0xd0/0x360 [ 55.806915] ? __release_sock+0xd0/0x360 [ 55.811064] ? __local_bh_enable_ip+0x160/0x260 [ 55.815736] __release_sock+0x10c/0x360 [ 55.819709] release_sock+0x4f/0x180 [ 55.823412] sctp_wait_for_connect+0x22c/0x4c0 [ 55.827981] ? refcount_inc_checked+0x30/0x30 [ 55.832468] ? sctp_get_port_local+0x14d0/0x14d0 [ 55.837213] ? finish_wait+0x290/0x290 [ 55.841091] ? sctp_primitive_SEND+0x7c/0xc0 [ 55.845486] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 55.850140] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 55.854897] ? sctp_clear_owner_w+0x100/0x100 [ 55.859390] ? lock_downgrade+0x860/0x860 [ 55.863765] ? kasan_check_read+0x11/0x20 [ 55.868025] sctp_sendmsg+0xd4f/0x17e0 [ 55.871906] ? rw_copy_check_uvector+0x66/0x340 [ 55.876587] ? sctp_id2assoc+0x250/0x250 [ 55.880652] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 55.886020] ? dup_iter+0x250/0x250 [ 55.889643] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.894387] inet_sendmsg+0x10d/0x450 [ 55.898185] ? security_socket_sendmsg+0x50/0x90 [ 55.902932] ? ipip_gro_receive+0xf0/0xf0 [ 55.907064] sock_sendmsg+0xb7/0xf0 [ 55.910684] ___sys_sendmsg+0x649/0x950 [ 55.914654] ? find_held_lock+0x36/0x1d0 [ 55.918712] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.923462] ? __fget+0x278/0x400 [ 55.926907] ? kasan_check_read+0x11/0x20 [ 55.931046] ? __fget+0x295/0x400 [ 55.934505] ? __f_unlock_pos+0xd/0x10 [ 55.938383] ? __fget_light+0x174/0x1e0 [ 55.942348] ? __fdget+0xe/0x10 [ 55.945612] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.950453] __sys_sendmsg+0xd9/0x180 [ 55.954236] ? __ia32_sys_shutdown+0x70/0x70 [ 55.958631] ? __sb_end_write+0xa4/0xd0 [ 55.962620] ? kasan_check_write+0x14/0x20 [ 55.966845] ? fput+0x18/0x120 [ 55.970040] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.975406] __x64_sys_sendmsg+0x73/0xb0 [ 55.979478] do_syscall_64+0xd6/0x4e0 [ 55.983296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.988490] RIP: 0033:0x458da9 [ 55.991684] 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 [ 56.010683] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.018567] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 56.025863] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.033138] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.040418] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 56.047692] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.075990] FAULT_INJECTION: forcing a failure. [ 56.075990] name failslab, interval 1, probability 0, space 0, times 0 [ 56.082189] CPU: 1 PID: 7222 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 56.091041] FAULT_INJECTION: forcing a failure. [ 56.091041] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 56.095208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.116321] Call Trace: [ 56.118895] dump_stack+0x123/0x177 [ 56.122508] should_fail.cold.4+0x5/0x13 [ 56.126555] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.131637] ? find_held_lock+0x36/0x1d0 [ 56.135685] __should_failslab+0xba/0xf0 [ 56.139728] should_failslab+0x9/0x14 [ 56.143511] kmem_cache_alloc+0x47/0x730 [ 56.147551] ? trace_hardirqs_on+0x28/0x190 [ 56.151855] ? sctp_generate_proto_unreach_event+0x2d0/0x2d0 [ 56.157634] __debug_object_init+0x7dc/0xd70 [ 56.162030] ? debug_object_fixup+0x30/0x30 [ 56.166346] ? sctp_generate_t3_rtx_event+0x2c0/0x2c0 [ 56.171532] ? sctp_generate_proto_unreach_event+0x2d0/0x2d0 [ 56.177312] debug_object_init+0x16/0x20 [ 56.181353] init_timer_key+0x2e/0x270 [ 56.185225] sctp_transport_new+0x510/0x6a0 [ 56.189538] sctp_assoc_add_peer+0x1c1/0xe40 [ 56.193941] sctp_process_init+0x105/0x2d50 [ 56.198244] ? get_random_bytes+0x2f/0x40 [ 56.202376] ? crng_backtrack_protect+0x80/0x80 [ 56.207029] ? memcpy+0x45/0x50 [ 56.210296] ? sctp_verify_init+0x1660/0x1660 [ 56.214785] ? sctp_copy_one_addr+0xca/0xf0 [ 56.219100] ? sctp_bind_addr_copy+0xe6/0x26d [ 56.223583] sctp_sf_do_unexpected_init.isra.37+0x6ef/0x1400 [ 56.229367] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 56.234985] ? dccp_diag_dump+0x20/0x20 [ 56.238945] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 56.243512] sctp_do_sm+0x117/0x53b0 [ 56.247214] ? __lock_acquire+0x792/0x4980 [ 56.251430] ? __kernel_text_address+0xd/0x40 [ 56.255908] ? unwind_get_return_address+0x61/0xa0 [ 56.260840] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 56.269588] ? mark_held_locks+0x130/0x130 [ 56.273811] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 56.279275] ? check_noncircular+0x20/0x20 [ 56.283655] ? save_stack+0xa9/0xd0 [ 56.287273] ? save_stack+0x43/0xd0 [ 56.290898] ? kasan_kmalloc+0xc7/0xe0 [ 56.294773] ? kasan_slab_alloc+0x12/0x20 [ 56.298908] ? find_held_lock+0x36/0x1d0 [ 56.302965] ? mark_held_locks+0xc7/0x130 [ 56.307096] ? ktime_get+0x1a6/0x240 [ 56.310799] ? kvm_clock_read+0x18/0x30 [ 56.314756] ? kvm_clock_get_cycles+0x9/0x10 [ 56.319158] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.323406] ? mark_held_locks+0x130/0x130 [ 56.327629] sctp_inq_push+0x1aa/0x240 [ 56.331500] sctp_backlog_rcv+0x1ac/0x1280 [ 56.335737] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.340126] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.344690] ? sctp_hash_key+0x5b0/0x5b0 [ 56.348733] ? __release_sock+0xd0/0x360 [ 56.352776] ? __release_sock+0xd0/0x360 [ 56.356823] ? __local_bh_enable_ip+0x160/0x260 [ 56.361499] __release_sock+0x10c/0x360 [ 56.365461] release_sock+0x4f/0x180 [ 56.369157] sctp_wait_for_connect+0x22c/0x4c0 [ 56.373743] ? refcount_inc_checked+0x30/0x30 [ 56.378241] ? sctp_get_port_local+0x14d0/0x14d0 [ 56.382989] ? finish_wait+0x290/0x290 [ 56.386877] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.391269] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 56.395925] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.400665] ? sctp_clear_owner_w+0x100/0x100 [ 56.405146] ? lock_downgrade+0x860/0x860 [ 56.409280] ? kasan_check_read+0x11/0x20 [ 56.413416] sctp_sendmsg+0xd4f/0x17e0 [ 56.417299] ? rw_copy_check_uvector+0x66/0x340 [ 56.421954] ? sctp_id2assoc+0x250/0x250 [ 56.426098] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.431446] ? dup_iter+0x250/0x250 [ 56.435061] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.439804] inet_sendmsg+0x10d/0x450 [ 56.443590] ? security_socket_sendmsg+0x50/0x90 [ 56.448473] ? ipip_gro_receive+0xf0/0xf0 [ 56.452610] sock_sendmsg+0xb7/0xf0 [ 56.456394] ___sys_sendmsg+0x649/0x950 [ 56.460363] ? find_held_lock+0x36/0x1d0 [ 56.464421] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.469171] ? __fget+0x278/0x400 [ 56.472608] ? kasan_check_read+0x11/0x20 [ 56.476771] ? __fget+0x295/0x400 [ 56.480247] ? __f_unlock_pos+0xd/0x10 [ 56.484156] ? __fget_light+0x174/0x1e0 [ 56.488133] ? __fdget+0xe/0x10 [ 56.491411] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.496239] __sys_sendmsg+0xd9/0x180 [ 56.500021] ? __ia32_sys_shutdown+0x70/0x70 [ 56.504424] ? __sb_end_write+0xa4/0xd0 [ 56.508394] ? kasan_check_write+0x14/0x20 [ 56.512622] ? fput+0x18/0x120 [ 56.515803] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.521148] __x64_sys_sendmsg+0x73/0xb0 [ 56.525193] do_syscall_64+0xd6/0x4e0 [ 56.528978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.534150] RIP: 0033:0x458da9 [ 56.537327] 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 [ 56.556214] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.565376] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 56.572640] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 56.579889] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.587137] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 56.594387] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 56.601656] CPU: 0 PID: 7234 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 56.609463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.618842] Call Trace: [ 56.621448] dump_stack+0x123/0x177 [ 56.625094] should_fail.cold.4+0x5/0x13 [ 56.629545] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.634656] ? cache_grow_end+0xa8/0x190 [ 56.638741] __alloc_pages_nodemask+0x1d5/0x710 [ 56.643424] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 56.648453] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.653478] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.658590] cache_grow_begin+0x91/0x8d0 [ 56.662658] ? __kmalloc+0xc5/0x770 [ 56.666389] __kmalloc+0x6a4/0x770 [ 56.670125] ? sctp_del_bind_addr+0x240/0x240 [ 56.674627] ? sctp_make_init_ack+0x2f7/0x13f0 [ 56.679227] sctp_make_init_ack+0x2f7/0x13f0 [ 56.683642] ? sctp_process_init+0x1c34/0x2d50 [ 56.688252] ? sctp_make_init+0xc20/0xc20 [ 56.692400] ? crng_backtrack_protect+0x80/0x80 [ 56.697089] ? sctp_verify_init+0x1660/0x1660 [ 56.701581] ? sctp_copy_one_addr+0xca/0xf0 [ 56.705906] ? sctp_bind_addr_copy+0xe6/0x26d [ 56.710413] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 56.716338] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 56.722093] ? dccp_diag_dump+0x20/0x20 [ 56.726080] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 56.730676] sctp_do_sm+0x117/0x53b0 [ 56.734402] ? __lock_acquire+0x792/0x4980 [ 56.738732] ? __kernel_text_address+0xd/0x40 [ 56.743234] ? unwind_get_return_address+0x61/0xa0 [ 56.748169] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 56.754321] ? mark_held_locks+0x130/0x130 [ 56.758558] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 56.764018] ? check_noncircular+0x20/0x20 [ 56.768266] ? save_stack+0xa9/0xd0 [ 56.771909] ? save_stack+0x43/0xd0 [ 56.775552] ? kasan_kmalloc+0xc7/0xe0 [ 56.778785] FAULT_INJECTION: forcing a failure. [ 56.778785] name failslab, interval 1, probability 0, space 0, times 0 [ 56.779438] ? kasan_slab_alloc+0x12/0x20 [ 56.779451] ? find_held_lock+0x36/0x1d0 [ 56.779461] ? mark_held_locks+0xc7/0x130 [ 56.779470] ? ktime_get+0x1a6/0x240 [ 56.779482] ? kvm_clock_read+0x18/0x30 [ 56.779487] ? kvm_clock_get_cycles+0x9/0x10 [ 56.779496] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 56.779504] ? mark_held_locks+0x130/0x130 [ 56.779517] sctp_inq_push+0x1aa/0x240 [ 56.828412] sctp_backlog_rcv+0x1ac/0x1280 [ 56.832631] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.837022] ? lockdep_hardirqs_on+0x421/0x5c0 [ 56.841588] ? sctp_hash_key+0x5b0/0x5b0 [ 56.845637] ? __release_sock+0xd0/0x360 [ 56.849699] ? __release_sock+0xd0/0x360 [ 56.853778] ? __local_bh_enable_ip+0x160/0x260 [ 56.858438] __release_sock+0x10c/0x360 [ 56.862428] release_sock+0x4f/0x180 [ 56.866132] sctp_wait_for_connect+0x22c/0x4c0 [ 56.870698] ? refcount_inc_checked+0x30/0x30 [ 56.875186] ? sctp_get_port_local+0x14d0/0x14d0 [ 56.880101] ? finish_wait+0x290/0x290 [ 56.883972] ? sctp_primitive_SEND+0x7c/0xc0 [ 56.888467] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 56.893120] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 56.897860] ? sctp_clear_owner_w+0x100/0x100 [ 56.902338] ? lock_downgrade+0x860/0x860 [ 56.906471] ? kasan_check_read+0x11/0x20 [ 56.910617] sctp_sendmsg+0xd4f/0x17e0 [ 56.914494] ? rw_copy_check_uvector+0x66/0x340 [ 56.919149] ? sctp_id2assoc+0x250/0x250 [ 56.923211] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 56.928562] ? dup_iter+0x250/0x250 [ 56.932177] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.936921] inet_sendmsg+0x10d/0x450 [ 56.940724] ? security_socket_sendmsg+0x50/0x90 [ 56.945490] ? ipip_gro_receive+0xf0/0xf0 [ 56.949627] sock_sendmsg+0xb7/0xf0 [ 56.953256] ___sys_sendmsg+0x649/0x950 [ 56.957221] ? find_held_lock+0x36/0x1d0 [ 56.961271] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.966014] ? __fget+0x278/0x400 [ 56.969454] ? kasan_check_read+0x11/0x20 [ 56.973588] ? __fget+0x295/0x400 [ 56.977040] ? __f_unlock_pos+0xd/0x10 [ 56.980910] ? __fget_light+0x174/0x1e0 [ 56.984865] ? __fdget+0xe/0x10 [ 56.988129] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.992957] __sys_sendmsg+0xd9/0x180 [ 56.996741] ? __ia32_sys_shutdown+0x70/0x70 [ 57.001133] ? __sb_end_write+0xa4/0xd0 [ 57.005088] ? kasan_check_write+0x14/0x20 [ 57.009302] ? fput+0x18/0x120 [ 57.012485] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.017833] __x64_sys_sendmsg+0x73/0xb0 [ 57.021879] do_syscall_64+0xd6/0x4e0 [ 57.025666] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.030839] RIP: 0033:0x458da9 [ 57.034014] 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 [ 57.052911] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.060612] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 57.067866] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.075119] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.082369] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 57.089623] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.096891] CPU: 1 PID: 7239 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 57.104691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.114042] Call Trace: [ 57.116636] dump_stack+0x123/0x177 [ 57.120267] should_fail.cold.4+0x5/0x13 [ 57.124344] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.129455] ? sctp_stream_alloc_in+0x23/0x230 [ 57.134046] ? sctp_stream_init+0x1ba/0x330 [ 57.138368] ? sctp_process_init+0x1c24/0x2d50 [ 57.142949] ? sctp_do_sm+0xa0f/0x53b0 [ 57.146834] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.151249] ? sctp_inq_push+0x1aa/0x240 [ 57.155305] ? sctp_backlog_rcv+0x1ac/0x1280 [ 57.159704] ? __release_sock+0x10c/0x360 [ 57.163847] __should_failslab+0xba/0xf0 [ 57.167895] should_failslab+0x9/0x14 [ 57.171684] kmem_cache_alloc+0x47/0x730 [ 57.175745] ? save_stack+0x43/0xd0 [ 57.179355] ? kasan_kmalloc+0xc7/0xe0 [ 57.183230] ? __kmalloc+0x15b/0x770 [ 57.186929] ? sctp_tsnmap_init+0x161/0x220 [ 57.191231] ? sctp_process_init+0x1bb0/0x2d50 [ 57.195800] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 57.201408] ? __sys_sendmsg+0xd9/0x180 [ 57.205377] idr_get_free+0x4f5/0xa29 [ 57.209169] idr_alloc_u32+0x146/0x360 [ 57.213130] ? rcu_read_lock_sched_held+0x108/0x120 [ 57.218154] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 57.222986] ? memset+0x31/0x40 [ 57.226251] idr_alloc_cyclic+0xeb/0x1e0 [ 57.230295] ? idr_alloc+0xc0/0xc0 [ 57.233831] ? kasan_check_write+0x14/0x20 [ 57.238059] ? do_raw_spin_lock+0xd0/0x240 [ 57.242279] sctp_assoc_set_id+0x76/0x140 [ 57.246411] sctp_process_init+0x205b/0x2d50 [ 57.250808] ? sctp_verify_init+0x1660/0x1660 [ 57.255288] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 57.259853] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 57.264502] ? save_stack+0x43/0xd0 [ 57.268117] ? __kasan_slab_free+0x102/0x150 [ 57.272505] ? kasan_slab_free+0xe/0x10 [ 57.276463] sctp_do_sm+0xa0f/0x53b0 [ 57.280163] ? __lock_acquire+0x792/0x4980 [ 57.284382] ? sctp_sendmsg+0xd4f/0x17e0 [ 57.288426] ? inet_sendmsg+0x10d/0x450 [ 57.292394] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.298553] ? mark_held_locks+0x130/0x130 [ 57.302784] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 57.307878] ? quarantine_put+0x11b/0x1c0 [ 57.312024] ? find_held_lock+0x36/0x1d0 [ 57.316080] ? kvm_clock_read+0x18/0x30 [ 57.320039] ? kvm_clock_get_cycles+0x9/0x10 [ 57.324437] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.328661] ? mark_held_locks+0x130/0x130 [ 57.332882] sctp_inq_push+0x1aa/0x240 [ 57.336777] sctp_backlog_rcv+0x1ac/0x1280 [ 57.340995] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.345412] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.349992] ? sctp_hash_key+0x5b0/0x5b0 [ 57.354034] ? __release_sock+0xd0/0x360 [ 57.358076] ? __release_sock+0xd0/0x360 [ 57.362125] ? __local_bh_enable_ip+0x160/0x260 [ 57.366793] __release_sock+0x10c/0x360 [ 57.370765] release_sock+0x4f/0x180 [ 57.374601] sctp_wait_for_connect+0x22c/0x4c0 [ 57.379187] ? refcount_inc_checked+0x30/0x30 [ 57.383671] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.388453] ? finish_wait+0x290/0x290 [ 57.392321] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.396724] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 57.401387] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.406134] ? sctp_clear_owner_w+0x100/0x100 [ 57.410651] ? lock_downgrade+0x860/0x860 [ 57.414779] ? kasan_check_read+0x11/0x20 [ 57.418910] sctp_sendmsg+0xd4f/0x17e0 [ 57.422776] ? rw_copy_check_uvector+0x66/0x340 [ 57.427447] ? sctp_id2assoc+0x250/0x250 [ 57.431500] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.436962] ? dup_iter+0x250/0x250 [ 57.440593] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.446343] inet_sendmsg+0x10d/0x450 [ 57.450150] ? security_socket_sendmsg+0x50/0x90 [ 57.454888] ? ipip_gro_receive+0xf0/0xf0 [ 57.459019] sock_sendmsg+0xb7/0xf0 [ 57.462624] ___sys_sendmsg+0x649/0x950 [ 57.466601] ? find_held_lock+0x36/0x1d0 [ 57.470652] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.475390] ? __fget+0x278/0x400 [ 57.478827] ? kasan_check_read+0x11/0x20 [ 57.483160] ? __fget+0x295/0x400 [ 57.486614] ? __f_unlock_pos+0xd/0x10 [ 57.490621] ? __fget_light+0x174/0x1e0 [ 57.494625] ? __fdget+0xe/0x10 [ 57.497894] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.502737] __sys_sendmsg+0xd9/0x180 [ 57.506517] ? __ia32_sys_shutdown+0x70/0x70 [ 57.510939] ? __sb_end_write+0xa4/0xd0 [ 57.514954] ? kasan_check_write+0x14/0x20 [ 57.519175] ? fput+0x18/0x120 [ 57.522409] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.527758] __x64_sys_sendmsg+0x73/0xb0 [ 57.531800] do_syscall_64+0xd6/0x4e0 [ 57.535579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.540760] RIP: 0033:0x458da9 [ 57.543949] 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 [ 57.562859] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.570549] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 57.577808] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 57.585061] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.592311] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 57.599583] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 57.618986] CPU: 0 PID: 7233 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 57.626814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.633130] FAULT_INJECTION: forcing a failure. [ 57.633130] name failslab, interval 1, probability 0, space 0, times 0 [ 57.636175] Call Trace: [ 57.636187] dump_stack+0x123/0x177 [ 57.636198] should_fail.cold.4+0x5/0x13 [ 57.636206] ? sctp_make_init_ack+0x2f7/0x13f0 [ 57.636212] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.636222] ? __release_sock+0x10c/0x360 [ 57.671486] ? release_sock+0x4f/0x180 [ 57.675382] ? sctp_wait_for_connect+0x22c/0x4c0 [ 57.680137] ? sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 57.684978] ? sctp_sendmsg+0xd4f/0x17e0 [ 57.689063] __should_failslab+0xba/0xf0 [ 57.693138] should_failslab+0x9/0x14 [ 57.696933] kmem_cache_alloc_node_trace+0x5a/0x740 [ 57.701953] __kmalloc_node_track_caller+0x3c/0x70 [ 57.706887] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 57.711651] __alloc_skb+0xd7/0x580 [ 57.715292] ? skb_scrub_packet+0x3c0/0x3c0 [ 57.719614] _sctp_make_chunk+0x3f/0x260 [ 57.723674] sctp_make_init_ack+0x9f0/0x13f0 [ 57.728086] ? sctp_make_init+0xc20/0xc20 [ 57.732235] ? crng_backtrack_protect+0x80/0x80 [ 57.736922] ? sctp_verify_init+0x1660/0x1660 [ 57.741418] ? sctp_copy_one_addr+0xca/0xf0 [ 57.745736] ? sctp_bind_addr_copy+0xe6/0x26d [ 57.750235] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 57.756048] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 57.761672] ? dccp_diag_dump+0x20/0x20 [ 57.765640] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 57.770209] sctp_do_sm+0x117/0x53b0 [ 57.773909] ? __lock_acquire+0x792/0x4980 [ 57.778129] ? __kernel_text_address+0xd/0x40 [ 57.782613] ? unwind_get_return_address+0x61/0xa0 [ 57.787543] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 57.793640] ? mark_held_locks+0x130/0x130 [ 57.798031] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 57.803476] ? check_noncircular+0x20/0x20 [ 57.807696] ? save_stack+0xa9/0xd0 [ 57.811305] ? save_stack+0x43/0xd0 [ 57.815008] ? kasan_kmalloc+0xc7/0xe0 [ 57.818882] ? kasan_slab_alloc+0x12/0x20 [ 57.823018] ? find_held_lock+0x36/0x1d0 [ 57.827074] ? mark_held_locks+0xc7/0x130 [ 57.831212] ? ktime_get+0x1a6/0x240 [ 57.834915] ? kvm_clock_read+0x18/0x30 [ 57.838896] ? kvm_clock_get_cycles+0x9/0x10 [ 57.843292] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 57.847514] ? mark_held_locks+0x130/0x130 [ 57.851739] sctp_inq_push+0x1aa/0x240 [ 57.855614] sctp_backlog_rcv+0x1ac/0x1280 [ 57.859839] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.864237] ? lockdep_hardirqs_on+0x421/0x5c0 [ 57.868804] ? sctp_hash_key+0x5b0/0x5b0 [ 57.872847] ? __release_sock+0xd0/0x360 [ 57.876895] ? __release_sock+0xd0/0x360 [ 57.880945] ? __local_bh_enable_ip+0x160/0x260 [ 57.885600] __release_sock+0x10c/0x360 [ 57.889559] release_sock+0x4f/0x180 [ 57.893257] sctp_wait_for_connect+0x22c/0x4c0 [ 57.897822] ? refcount_inc_checked+0x30/0x30 [ 57.902303] ? sctp_get_port_local+0x14d0/0x14d0 [ 57.907045] ? finish_wait+0x290/0x290 [ 57.910920] ? sctp_primitive_SEND+0x7c/0xc0 [ 57.915331] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 57.920005] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 57.924756] ? sctp_clear_owner_w+0x100/0x100 [ 57.929254] ? lock_downgrade+0x860/0x860 [ 57.933401] ? kasan_check_read+0x11/0x20 [ 57.937550] sctp_sendmsg+0xd4f/0x17e0 [ 57.941429] ? rw_copy_check_uvector+0x66/0x340 [ 57.946086] ? sctp_id2assoc+0x250/0x250 [ 57.950138] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 57.955511] ? dup_iter+0x250/0x250 [ 57.959128] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.963873] inet_sendmsg+0x10d/0x450 [ 57.967673] ? security_socket_sendmsg+0x50/0x90 [ 57.972413] ? ipip_gro_receive+0xf0/0xf0 [ 57.976637] sock_sendmsg+0xb7/0xf0 [ 57.980254] ___sys_sendmsg+0x649/0x950 [ 57.984215] ? find_held_lock+0x36/0x1d0 [ 57.988268] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.993011] ? __fget+0x278/0x400 [ 57.996457] ? kasan_check_read+0x11/0x20 [ 58.000607] ? __fget+0x295/0x400 [ 58.004050] ? __f_unlock_pos+0xd/0x10 [ 58.007946] ? __fget_light+0x174/0x1e0 [ 58.011945] ? __fdget+0xe/0x10 [ 58.015220] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.020095] __sys_sendmsg+0xd9/0x180 [ 58.023905] ? __ia32_sys_shutdown+0x70/0x70 [ 58.028305] ? __sb_end_write+0xa4/0xd0 [ 58.032269] ? kasan_check_write+0x14/0x20 [ 58.036492] ? fput+0x18/0x120 [ 58.039686] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.045039] __x64_sys_sendmsg+0x73/0xb0 [ 58.049087] do_syscall_64+0xd6/0x4e0 [ 58.052879] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.058056] RIP: 0033:0x458da9 [ 58.061245] 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 [ 58.080154] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.087861] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 58.095119] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.102379] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.109637] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 58.117033] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.124311] CPU: 1 PID: 7246 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 58.132115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.141477] Call Trace: [ 58.144068] dump_stack+0x123/0x177 [ 58.147711] should_fail.cold.4+0x5/0x13 [ 58.151780] ? release_sock+0x4f/0x180 [ 58.155685] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.160792] ? __sys_sendmsg+0xd9/0x180 [ 58.164774] ? __x64_sys_sendmsg+0x73/0xb0 [ 58.169014] ? do_syscall_64+0xd6/0x4e0 [ 58.172995] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.178370] __should_failslab+0xba/0xf0 [ 58.182440] should_failslab+0x9/0x14 [ 58.186242] kmem_cache_alloc_trace+0x4b/0x750 [ 58.190833] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.195421] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 58.200547] sctp_transport_new+0x53/0x6a0 [ 58.204801] sctp_assoc_add_peer+0x1c1/0xe40 [ 58.209247] sctp_process_init+0x105/0x2d50 [ 58.213572] ? get_random_bytes+0x2f/0x40 [ 58.217724] ? crng_backtrack_protect+0x80/0x80 [ 58.222404] ? memcpy+0x45/0x50 [ 58.225694] ? sctp_verify_init+0x1660/0x1660 [ 58.230192] ? sctp_copy_one_addr+0xca/0xf0 [ 58.234535] ? sctp_bind_addr_copy+0xe6/0x26d [ 58.239048] sctp_sf_do_unexpected_init.isra.37+0x6ef/0x1400 [ 58.244854] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 58.250489] ? dccp_diag_dump+0x20/0x20 [ 58.252835] FAULT_INJECTION: forcing a failure. [ 58.252835] name failslab, interval 1, probability 0, space 0, times 0 [ 58.254470] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 58.254477] sctp_do_sm+0x117/0x53b0 [ 58.254491] ? __lock_acquire+0x792/0x4980 [ 58.254498] ? __kernel_text_address+0xd/0x40 [ 58.254506] ? unwind_get_return_address+0x61/0xa0 [ 58.254514] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.268061] FAULT_INJECTION: forcing a failure. [ 58.268061] name failslab, interval 1, probability 0, space 0, times 0 [ 58.270271] ? mark_held_locks+0x130/0x130 [ 58.270279] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.270287] ? check_noncircular+0x20/0x20 [ 58.270292] ? save_stack+0xa9/0xd0 [ 58.270297] ? save_stack+0x43/0xd0 [ 58.270303] ? kasan_kmalloc+0xc7/0xe0 [ 58.329801] ? kasan_slab_alloc+0x12/0x20 [ 58.334031] ? find_held_lock+0x36/0x1d0 [ 58.338105] ? mark_held_locks+0xc7/0x130 [ 58.342244] ? ktime_get+0x1a6/0x240 [ 58.345969] ? kvm_clock_read+0x18/0x30 [ 58.349948] ? kvm_clock_get_cycles+0x9/0x10 [ 58.354361] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.358599] ? mark_held_locks+0x130/0x130 [ 58.362973] sctp_inq_push+0x1aa/0x240 [ 58.366861] sctp_backlog_rcv+0x1ac/0x1280 [ 58.371122] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.375532] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.380123] ? sctp_hash_key+0x5b0/0x5b0 [ 58.384294] ? __release_sock+0xd0/0x360 [ 58.388359] ? __release_sock+0xd0/0x360 [ 58.392413] ? __local_bh_enable_ip+0x160/0x260 [ 58.397078] __release_sock+0x10c/0x360 [ 58.401055] release_sock+0x4f/0x180 [ 58.404862] sctp_wait_for_connect+0x22c/0x4c0 [ 58.409448] ? refcount_inc_checked+0x30/0x30 [ 58.413951] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.418696] ? finish_wait+0x290/0x290 [ 58.422593] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.427017] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 58.431691] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.436446] ? sctp_clear_owner_w+0x100/0x100 [ 58.440932] ? lock_downgrade+0x860/0x860 [ 58.445083] ? kasan_check_read+0x11/0x20 [ 58.449240] sctp_sendmsg+0xd4f/0x17e0 [ 58.453122] ? rw_copy_check_uvector+0x66/0x340 [ 58.457797] ? sctp_id2assoc+0x250/0x250 [ 58.461868] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.467230] ? dup_iter+0x250/0x250 [ 58.470851] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.475620] inet_sendmsg+0x10d/0x450 [ 58.479430] ? security_socket_sendmsg+0x50/0x90 [ 58.484199] ? ipip_gro_receive+0xf0/0xf0 [ 58.488346] sock_sendmsg+0xb7/0xf0 [ 58.491974] ___sys_sendmsg+0x649/0x950 [ 58.495945] ? find_held_lock+0x36/0x1d0 [ 58.500007] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.504766] ? __fget+0x278/0x400 [ 58.508216] ? kasan_check_read+0x11/0x20 [ 58.512357] ? __fget+0x295/0x400 [ 58.515819] ? __f_unlock_pos+0xd/0x10 [ 58.519713] ? __fget_light+0x174/0x1e0 [ 58.523712] ? __fdget+0xe/0x10 [ 58.526980] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.531816] __sys_sendmsg+0xd9/0x180 [ 58.535616] ? __ia32_sys_shutdown+0x70/0x70 [ 58.540048] ? __sb_end_write+0xa4/0xd0 [ 58.544030] ? kasan_check_write+0x14/0x20 [ 58.548258] ? fput+0x18/0x120 [ 58.551449] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.556915] __x64_sys_sendmsg+0x73/0xb0 [ 58.560989] do_syscall_64+0xd6/0x4e0 [ 58.564781] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.569960] RIP: 0033:0x458da9 [ 58.573159] 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 [ 58.592185] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.599895] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 58.607171] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 58.614459] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.621727] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 58.628985] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 58.636263] CPU: 0 PID: 7252 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 58.644065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.653420] Call Trace: [ 58.655992] dump_stack+0x123/0x177 [ 58.659693] should_fail.cold.4+0x5/0x13 [ 58.663735] ? sctp_inq_push+0x1aa/0x240 [ 58.667784] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.672880] ? inet_sendmsg+0x10d/0x450 [ 58.676836] ? sock_sendmsg+0xb7/0xf0 [ 58.680618] ? ___sys_sendmsg+0x649/0x950 [ 58.684757] ? __sys_sendmsg+0xd9/0x180 [ 58.688730] ? __x64_sys_sendmsg+0x73/0xb0 [ 58.692968] ? do_syscall_64+0xd6/0x4e0 [ 58.696938] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.702300] __should_failslab+0xba/0xf0 [ 58.706347] should_failslab+0x9/0x14 [ 58.710130] kmem_cache_alloc+0x47/0x730 [ 58.714176] ? __lock_acquire+0x792/0x4980 [ 58.718407] __debug_object_init+0x7dc/0xd70 [ 58.722796] ? __lock_is_held+0xb5/0x140 [ 58.726847] ? debug_object_fixup+0x30/0x30 [ 58.731179] ? kasan_check_read+0x11/0x20 [ 58.735328] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 58.740700] debug_object_init+0x16/0x20 [ 58.744760] init_timer_key+0x2e/0x270 [ 58.748650] sctp_association_new+0x9fd/0x1ef0 [ 58.753251] sctp_make_temp_asoc+0x8b/0x1a0 [ 58.757575] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 58.763370] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 58.769004] ? dccp_diag_dump+0x20/0x20 [ 58.772994] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 58.777598] sctp_do_sm+0x117/0x53b0 [ 58.781317] ? __lock_acquire+0x792/0x4980 [ 58.785558] ? __kernel_text_address+0xd/0x40 [ 58.790056] ? unwind_get_return_address+0x61/0xa0 [ 58.794989] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 58.801059] ? mark_held_locks+0x130/0x130 [ 58.805302] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 58.810762] ? check_noncircular+0x20/0x20 [ 58.814999] ? save_stack+0xa9/0xd0 [ 58.818626] ? save_stack+0x43/0xd0 [ 58.822255] ? kasan_kmalloc+0xc7/0xe0 [ 58.826147] ? kasan_slab_alloc+0x12/0x20 [ 58.830306] ? find_held_lock+0x36/0x1d0 [ 58.834384] ? mark_held_locks+0xc7/0x130 [ 58.838538] ? ktime_get+0x1a6/0x240 [ 58.842260] ? kvm_clock_read+0x18/0x30 [ 58.846236] ? kvm_clock_get_cycles+0x9/0x10 [ 58.850648] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 58.854892] ? mark_held_locks+0x130/0x130 [ 58.859264] sctp_inq_push+0x1aa/0x240 [ 58.863152] sctp_backlog_rcv+0x1ac/0x1280 [ 58.867388] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.871801] ? lockdep_hardirqs_on+0x421/0x5c0 [ 58.876405] ? sctp_hash_key+0x5b0/0x5b0 [ 58.880479] ? __release_sock+0xd0/0x360 [ 58.884558] ? __release_sock+0xd0/0x360 [ 58.888612] ? __local_bh_enable_ip+0x160/0x260 [ 58.893287] __release_sock+0x10c/0x360 [ 58.897273] release_sock+0x4f/0x180 [ 58.900974] sctp_wait_for_connect+0x22c/0x4c0 [ 58.905542] ? refcount_inc_checked+0x30/0x30 [ 58.910115] ? sctp_get_port_local+0x14d0/0x14d0 [ 58.914855] ? finish_wait+0x290/0x290 [ 58.918731] ? sctp_primitive_SEND+0x7c/0xc0 [ 58.923124] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 58.927806] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 58.932559] ? sctp_clear_owner_w+0x100/0x100 [ 58.937171] ? lock_downgrade+0x860/0x860 [ 58.941323] ? kasan_check_read+0x11/0x20 [ 58.945479] sctp_sendmsg+0xd4f/0x17e0 [ 58.949370] ? rw_copy_check_uvector+0x66/0x340 [ 58.952793] FAULT_INJECTION: forcing a failure. [ 58.952793] name failslab, interval 1, probability 0, space 0, times 0 [ 58.954041] ? sctp_id2assoc+0x250/0x250 [ 58.954053] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 58.954060] ? dup_iter+0x250/0x250 [ 58.954072] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.982989] inet_sendmsg+0x10d/0x450 [ 58.986790] ? security_socket_sendmsg+0x50/0x90 [ 58.991572] ? ipip_gro_receive+0xf0/0xf0 [ 58.995713] sock_sendmsg+0xb7/0xf0 [ 58.999343] ___sys_sendmsg+0x649/0x950 [ 59.003309] ? find_held_lock+0x36/0x1d0 [ 59.007358] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.012103] ? __fget+0x278/0x400 [ 59.015545] ? kasan_check_read+0x11/0x20 [ 59.019676] ? __fget+0x295/0x400 [ 59.023116] ? __f_unlock_pos+0xd/0x10 [ 59.026987] ? __fget_light+0x174/0x1e0 [ 59.030943] ? __fdget+0xe/0x10 [ 59.034205] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.039034] __sys_sendmsg+0xd9/0x180 [ 59.042816] ? __ia32_sys_shutdown+0x70/0x70 [ 59.047209] ? __sb_end_write+0xa4/0xd0 [ 59.051164] ? kasan_check_write+0x14/0x20 [ 59.055379] ? fput+0x18/0x120 [ 59.058557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.063905] __x64_sys_sendmsg+0x73/0xb0 [ 59.067956] do_syscall_64+0xd6/0x4e0 [ 59.071738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.076908] RIP: 0033:0x458da9 [ 59.080195] 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 [ 59.099098] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.106793] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 59.114046] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.121297] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.128558] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 59.135810] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.143075] CPU: 1 PID: 7262 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 59.150881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.160254] Call Trace: [ 59.162843] dump_stack+0x123/0x177 [ 59.166475] should_fail.cold.4+0x5/0x13 [ 59.170543] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.175643] ? sctp_stream_alloc_in+0x23/0x230 [ 59.180213] ? sctp_stream_init+0x1ba/0x330 [ 59.184530] ? sctp_process_init+0x1c24/0x2d50 [ 59.189110] ? sctp_do_sm+0xa0f/0x53b0 [ 59.193012] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.197426] ? sctp_inq_push+0x1aa/0x240 [ 59.201596] ? sctp_backlog_rcv+0x1ac/0x1280 [ 59.206008] ? __release_sock+0x10c/0x360 [ 59.210162] __should_failslab+0xba/0xf0 [ 59.214213] should_failslab+0x9/0x14 [ 59.218000] kmem_cache_alloc+0x47/0x730 [ 59.222046] ? save_stack+0x43/0xd0 [ 59.225655] ? kasan_kmalloc+0xc7/0xe0 [ 59.229535] ? __kmalloc+0x15b/0x770 [ 59.233238] ? sctp_tsnmap_init+0x161/0x220 [ 59.237625] ? sctp_process_init+0x1bb0/0x2d50 [ 59.242209] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 59.247826] ? __sys_sendmsg+0xd9/0x180 [ 59.251787] idr_get_free+0x4f5/0xa29 [ 59.255584] idr_alloc_u32+0x146/0x360 [ 59.259457] ? rcu_read_lock_sched_held+0x108/0x120 [ 59.264484] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 59.269318] ? memset+0x31/0x40 [ 59.272586] idr_alloc_cyclic+0xeb/0x1e0 [ 59.276647] ? idr_alloc+0xc0/0xc0 [ 59.280172] ? kasan_check_write+0x14/0x20 [ 59.284403] ? do_raw_spin_lock+0xd0/0x240 [ 59.288624] sctp_assoc_set_id+0x76/0x140 [ 59.292757] sctp_process_init+0x205b/0x2d50 [ 59.297293] ? sctp_verify_init+0x1660/0x1660 [ 59.301795] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 59.306374] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 59.311038] ? save_stack+0x43/0xd0 [ 59.314663] ? __kasan_slab_free+0x102/0x150 [ 59.319055] ? kasan_slab_free+0xe/0x10 [ 59.323022] sctp_do_sm+0xa0f/0x53b0 [ 59.326723] ? __lock_acquire+0x792/0x4980 [ 59.330944] ? sctp_sendmsg+0xd4f/0x17e0 [ 59.335009] ? inet_sendmsg+0x10d/0x450 [ 59.338969] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 59.345014] ? mark_held_locks+0x130/0x130 [ 59.349232] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 59.354336] ? quarantine_put+0x11b/0x1c0 [ 59.358478] ? find_held_lock+0x36/0x1d0 [ 59.362620] ? kvm_clock_read+0x18/0x30 [ 59.366592] ? kvm_clock_get_cycles+0x9/0x10 [ 59.370986] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 59.375203] ? mark_held_locks+0x130/0x130 [ 59.379423] sctp_inq_push+0x1aa/0x240 [ 59.383297] sctp_backlog_rcv+0x1ac/0x1280 [ 59.387517] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.391915] ? lockdep_hardirqs_on+0x421/0x5c0 [ 59.396495] ? sctp_hash_key+0x5b0/0x5b0 [ 59.400568] ? __release_sock+0xd0/0x360 [ 59.404623] ? __release_sock+0xd0/0x360 [ 59.408673] ? __local_bh_enable_ip+0x160/0x260 [ 59.413329] __release_sock+0x10c/0x360 [ 59.417302] release_sock+0x4f/0x180 [ 59.421000] sctp_wait_for_connect+0x22c/0x4c0 [ 59.425577] ? refcount_inc_checked+0x30/0x30 [ 59.430063] ? sctp_get_port_local+0x14d0/0x14d0 [ 59.434824] ? finish_wait+0x290/0x290 [ 59.438704] ? sctp_primitive_SEND+0x7c/0xc0 [ 59.443105] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 59.447775] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.452515] ? sctp_clear_owner_w+0x100/0x100 [ 59.456994] ? lock_downgrade+0x860/0x860 [ 59.461132] ? kasan_check_read+0x11/0x20 [ 59.465276] sctp_sendmsg+0xd4f/0x17e0 [ 59.469159] ? rw_copy_check_uvector+0x66/0x340 [ 59.473815] ? sctp_id2assoc+0x250/0x250 [ 59.477869] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.483216] ? dup_iter+0x250/0x250 [ 59.486829] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.491568] inet_sendmsg+0x10d/0x450 [ 59.495355] ? security_socket_sendmsg+0x50/0x90 [ 59.500108] ? ipip_gro_receive+0xf0/0xf0 [ 59.504238] sock_sendmsg+0xb7/0xf0 [ 59.507850] ___sys_sendmsg+0x649/0x950 [ 59.511811] ? find_held_lock+0x36/0x1d0 [ 59.516723] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.521466] ? __fget+0x278/0x400 [ 59.524905] ? kasan_check_read+0x11/0x20 [ 59.529123] ? __fget+0x295/0x400 [ 59.532563] ? __f_unlock_pos+0xd/0x10 [ 59.536438] ? __fget_light+0x174/0x1e0 [ 59.540399] ? __fdget+0xe/0x10 [ 59.543661] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.548503] __sys_sendmsg+0xd9/0x180 [ 59.552303] ? __ia32_sys_shutdown+0x70/0x70 [ 59.556699] ? __sb_end_write+0xa4/0xd0 [ 59.560662] ? kasan_check_write+0x14/0x20 [ 59.564902] ? fput+0x18/0x120 [ 59.568085] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.573436] __x64_sys_sendmsg+0x73/0xb0 [ 59.577482] do_syscall_64+0xd6/0x4e0 [ 59.581282] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.586452] RIP: 0033:0x458da9 2020/04/01 10:38:28 executed programs: 33 [ 59.589627] 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 [ 59.608512] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.616212] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 59.623475] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.630755] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.638015] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 59.645275] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.652545] CPU: 0 PID: 7253 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 59.660360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.669833] Call Trace: [ 59.672427] dump_stack+0x123/0x177 [ 59.676071] should_fail.cold.4+0x5/0x13 [ 59.680167] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.685279] ? lock_downgrade+0x860/0x860 [ 59.689451] __should_failslab+0xba/0xf0 [ 59.693534] should_failslab+0x9/0x14 [ 59.697346] kmem_cache_alloc+0x2be/0x730 [ 59.701499] ? skb_scrub_packet+0x3c0/0x3c0 [ 59.705830] ? lock_downgrade+0x860/0x860 [ 59.709991] sctp_chunkify+0x46/0x270 [ 59.713802] _sctp_make_chunk+0x128/0x260 [ 59.717959] sctp_make_datafrag_empty+0x159/0x260 [ 59.722820] ? sctp_make_ecne+0xf0/0xf0 [ 59.726817] sctp_datamsg_from_user+0x4dc/0xf40 [ 59.731507] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 59.736112] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 59.740883] ? find_held_lock+0x36/0x1d0 [ 59.744955] ? sctp_clear_owner_w+0x100/0x100 [ 59.749464] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 59.754767] ? lock_downgrade+0x860/0x860 [ 59.758928] ? kasan_check_read+0x11/0x20 [ 59.763091] sctp_sendmsg+0xd4f/0x17e0 [ 59.766992] ? rw_copy_check_uvector+0x66/0x340 [ 59.770624] FAULT_INJECTION: forcing a failure. [ 59.770624] name failslab, interval 1, probability 0, space 0, times 0 [ 59.771774] ? sctp_id2assoc+0x250/0x250 [ 59.771784] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 59.771792] ? dup_iter+0x250/0x250 [ 59.771807] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.800755] inet_sendmsg+0x10d/0x450 [ 59.804556] ? security_socket_sendmsg+0x50/0x90 [ 59.809305] ? ipip_gro_receive+0xf0/0xf0 [ 59.813463] sock_sendmsg+0xb7/0xf0 [ 59.817092] ___sys_sendmsg+0x649/0x950 [ 59.821064] ? find_held_lock+0x36/0x1d0 [ 59.825128] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.829891] ? __fget+0x278/0x400 [ 59.833349] ? kasan_check_read+0x11/0x20 [ 59.837497] ? __fget+0x295/0x400 [ 59.840957] ? __f_unlock_pos+0xd/0x10 [ 59.844844] ? __fget_light+0x174/0x1e0 [ 59.848806] ? __fdget+0xe/0x10 [ 59.852071] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.856903] __sys_sendmsg+0xd9/0x180 [ 59.860701] ? __ia32_sys_shutdown+0x70/0x70 [ 59.865098] ? __sb_end_write+0xa4/0xd0 [ 59.869068] ? kasan_check_write+0x14/0x20 [ 59.873288] ? fput+0x18/0x120 [ 59.876484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.881849] __x64_sys_sendmsg+0x73/0xb0 [ 59.885919] do_syscall_64+0xd6/0x4e0 [ 59.889721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.894914] RIP: 0033:0x458da9 [ 59.898104] 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 [ 59.906944] FAULT_INJECTION: forcing a failure. [ 59.906944] name failslab, interval 1, probability 0, space 0, times 0 [ 59.917112] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.917119] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 59.917122] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 59.917125] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.917128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 59.917131] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 59.933039] CPU: 0 PID: 7271 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 59.980565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.989932] Call Trace: [ 59.992535] dump_stack+0x123/0x177 [ 59.996175] should_fail.cold.4+0x5/0x13 [ 60.000238] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.005346] ? __lock_is_held+0xb5/0x140 [ 60.009417] __should_failslab+0xba/0xf0 [ 60.013496] should_failslab+0x9/0x14 [ 60.017431] __kmalloc+0x70/0x770 [ 60.020888] ? __kmalloc_track_caller+0x5e5/0x760 [ 60.025737] ? sctp_tsnmap_init+0x161/0x220 [ 60.030085] sctp_tsnmap_init+0x161/0x220 [ 60.034385] sctp_process_init+0x1bb0/0x2d50 [ 60.038817] ? sctp_verify_init+0x1660/0x1660 [ 60.043312] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 60.047881] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 60.052539] ? save_stack+0x43/0xd0 [ 60.056276] ? __kasan_slab_free+0x102/0x150 [ 60.060683] ? kasan_slab_free+0xe/0x10 [ 60.064648] sctp_do_sm+0xa0f/0x53b0 [ 60.068359] ? __lock_acquire+0x792/0x4980 [ 60.072579] ? sctp_sendmsg+0xd4f/0x17e0 [ 60.076636] ? inet_sendmsg+0x10d/0x450 [ 60.080616] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.086689] ? mark_held_locks+0x130/0x130 [ 60.090926] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 60.096040] ? quarantine_put+0x11b/0x1c0 [ 60.100189] ? find_held_lock+0x36/0x1d0 [ 60.104247] ? kvm_clock_read+0x18/0x30 [ 60.108202] ? kvm_clock_get_cycles+0x9/0x10 [ 60.112599] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.116826] ? mark_held_locks+0x130/0x130 [ 60.121058] sctp_inq_push+0x1aa/0x240 [ 60.125021] sctp_backlog_rcv+0x1ac/0x1280 [ 60.129242] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.133634] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.138205] ? sctp_hash_key+0x5b0/0x5b0 [ 60.142268] ? __release_sock+0xd0/0x360 [ 60.146318] ? __release_sock+0xd0/0x360 [ 60.150387] ? __local_bh_enable_ip+0x160/0x260 [ 60.155053] __release_sock+0x10c/0x360 [ 60.159030] release_sock+0x4f/0x180 [ 60.162756] sctp_wait_for_connect+0x22c/0x4c0 [ 60.167339] ? refcount_inc_checked+0x30/0x30 [ 60.171833] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.176587] ? finish_wait+0x290/0x290 [ 60.180304] FAULT_INJECTION: forcing a failure. [ 60.180304] name failslab, interval 1, probability 0, space 0, times 0 [ 60.180471] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.196062] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.200728] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.205495] ? sctp_clear_owner_w+0x100/0x100 [ 60.209981] ? lock_downgrade+0x860/0x860 [ 60.214119] ? kasan_check_read+0x11/0x20 [ 60.218269] sctp_sendmsg+0xd4f/0x17e0 [ 60.222159] ? rw_copy_check_uvector+0x66/0x340 [ 60.226840] ? sctp_id2assoc+0x250/0x250 [ 60.230910] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.236273] ? dup_iter+0x250/0x250 [ 60.239904] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.244658] inet_sendmsg+0x10d/0x450 [ 60.248454] ? security_socket_sendmsg+0x50/0x90 [ 60.253215] ? ipip_gro_receive+0xf0/0xf0 [ 60.257376] sock_sendmsg+0xb7/0xf0 [ 60.261005] ___sys_sendmsg+0x649/0x950 [ 60.265089] ? find_held_lock+0x36/0x1d0 [ 60.269158] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.273919] ? __fget+0x278/0x400 [ 60.277390] ? kasan_check_read+0x11/0x20 [ 60.281554] ? __fget+0x295/0x400 [ 60.285012] ? __f_unlock_pos+0xd/0x10 [ 60.288993] ? __fget_light+0x174/0x1e0 [ 60.292979] ? __fdget+0xe/0x10 [ 60.296266] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.301204] __sys_sendmsg+0xd9/0x180 [ 60.305009] ? __ia32_sys_shutdown+0x70/0x70 [ 60.309432] ? __sb_end_write+0xa4/0xd0 [ 60.313419] ? kasan_check_write+0x14/0x20 [ 60.317656] ? fput+0x18/0x120 [ 60.320850] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.326212] __x64_sys_sendmsg+0x73/0xb0 [ 60.330276] do_syscall_64+0xd6/0x4e0 [ 60.334075] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.339276] RIP: 0033:0x458da9 [ 60.342476] 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 [ 60.343838] FAULT_INJECTION: forcing a failure. [ 60.343838] name failslab, interval 1, probability 0, space 0, times 0 [ 60.364428] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.364436] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 60.364438] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.364441] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.364443] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 60.364446] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.380847] CPU: 0 PID: 7281 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 60.427522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.436858] Call Trace: [ 60.439434] dump_stack+0x123/0x177 [ 60.443046] should_fail.cold.4+0x5/0x13 [ 60.447108] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.452205] ? kernel_text_address+0x79/0xf0 [ 60.456603] ? __kernel_text_address+0xd/0x40 [ 60.461087] __should_failslab+0xba/0xf0 [ 60.465147] should_failslab+0x9/0x14 [ 60.468944] kmem_cache_alloc_node_trace+0x5a/0x740 [ 60.474086] __kmalloc_node_track_caller+0x3c/0x70 [ 60.479011] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 60.483767] __alloc_skb+0xd7/0x580 [ 60.487377] ? skb_scrub_packet+0x3c0/0x3c0 [ 60.491685] ? find_held_lock+0x36/0x1d0 [ 60.495732] sctp_packet_transmit+0x26b/0x3490 [ 60.500298] ? sctp_packet_config+0x7aa/0xea0 [ 60.504787] ? kasan_check_read+0x11/0x20 [ 60.508916] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 60.514101] ? sctp_packet_config+0xea0/0xea0 [ 60.518580] ? sctp_packet_append_chunk+0x890/0xef0 [ 60.523590] ? sctp_outq_select_transport+0x1fa/0x730 [ 60.528764] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 60.534379] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.539823] ? sctp_verify_init+0x1650/0x1660 [ 60.544297] ? sctp_copy_one_addr+0xca/0xf0 [ 60.548866] sctp_outq_flush+0xd0/0x22f0 [ 60.552927] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 60.558881] ? __sctp_outq_teardown+0xc30/0xc30 [ 60.563536] ? sctp_outq_tail+0x58c/0x970 [ 60.567666] sctp_outq_uncork+0x49/0x60 [ 60.571632] sctp_do_sm+0x3711/0x53b0 [ 60.575415] ? __lock_acquire+0x792/0x4980 [ 60.579637] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 60.585678] ? mark_held_locks+0x130/0x130 [ 60.589896] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 60.595332] ? check_noncircular+0x20/0x20 [ 60.599561] ? save_stack+0xa9/0xd0 [ 60.603168] ? save_stack+0x43/0xd0 [ 60.606774] ? kasan_kmalloc+0xc7/0xe0 [ 60.610641] ? kasan_slab_alloc+0x12/0x20 [ 60.614772] ? find_held_lock+0x36/0x1d0 [ 60.618816] ? mark_held_locks+0xc7/0x130 [ 60.622948] ? ktime_get+0x1a6/0x240 [ 60.626660] ? kvm_clock_read+0x18/0x30 [ 60.630628] ? kvm_clock_get_cycles+0x9/0x10 [ 60.635023] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.639249] ? mark_held_locks+0x130/0x130 [ 60.643478] sctp_inq_push+0x1aa/0x240 [ 60.647346] sctp_backlog_rcv+0x1ac/0x1280 [ 60.651592] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.655981] ? lockdep_hardirqs_on+0x421/0x5c0 [ 60.660670] ? sctp_hash_key+0x5b0/0x5b0 [ 60.664755] ? __release_sock+0xd0/0x360 [ 60.668813] ? __release_sock+0xd0/0x360 [ 60.673155] ? __local_bh_enable_ip+0x160/0x260 [ 60.677819] __release_sock+0x10c/0x360 [ 60.681783] release_sock+0x4f/0x180 [ 60.685486] sctp_wait_for_connect+0x22c/0x4c0 [ 60.690063] ? refcount_inc_checked+0x30/0x30 [ 60.694544] ? sctp_get_port_local+0x14d0/0x14d0 [ 60.699284] ? finish_wait+0x290/0x290 [ 60.703172] ? sctp_primitive_SEND+0x7c/0xc0 [ 60.707562] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 60.712216] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 60.716957] ? sctp_clear_owner_w+0x100/0x100 [ 60.721459] ? lock_downgrade+0x860/0x860 [ 60.725591] ? kasan_check_read+0x11/0x20 [ 60.729725] sctp_sendmsg+0xd4f/0x17e0 [ 60.733752] ? rw_copy_check_uvector+0x66/0x340 [ 60.738513] ? sctp_id2assoc+0x250/0x250 [ 60.742584] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 60.747939] ? dup_iter+0x250/0x250 [ 60.751574] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.756316] inet_sendmsg+0x10d/0x450 [ 60.760106] ? security_socket_sendmsg+0x50/0x90 [ 60.764844] ? ipip_gro_receive+0xf0/0xf0 [ 60.768985] sock_sendmsg+0xb7/0xf0 [ 60.772595] ___sys_sendmsg+0x649/0x950 [ 60.776568] ? find_held_lock+0x36/0x1d0 [ 60.780610] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.785353] ? __fget+0x278/0x400 [ 60.788790] ? kasan_check_read+0x11/0x20 [ 60.792920] ? __fget+0x295/0x400 [ 60.796364] ? __f_unlock_pos+0xd/0x10 [ 60.800236] ? __fget_light+0x174/0x1e0 [ 60.804194] ? __fdget+0xe/0x10 [ 60.807461] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.812284] __sys_sendmsg+0xd9/0x180 [ 60.816067] ? __ia32_sys_shutdown+0x70/0x70 [ 60.820459] ? __sb_end_write+0xa4/0xd0 [ 60.825206] ? kasan_check_write+0x14/0x20 [ 60.829423] ? fput+0x18/0x120 [ 60.832603] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.837950] __x64_sys_sendmsg+0x73/0xb0 [ 60.841998] do_syscall_64+0xd6/0x4e0 [ 60.845784] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.850963] RIP: 0033:0x458da9 [ 60.854139] 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 [ 60.873025] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.880720] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 60.887973] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.895235] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.902499] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 60.909836] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 60.917102] CPU: 1 PID: 7282 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 60.924906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.934262] Call Trace: [ 60.936867] dump_stack+0x123/0x177 [ 60.940499] should_fail.cold.4+0x5/0x13 [ 60.944565] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.949673] ? sctp_stream_alloc_in+0x23/0x230 [ 60.954256] ? sctp_stream_init+0x1ba/0x330 [ 60.958580] ? sctp_process_init+0x1c24/0x2d50 [ 60.963163] ? sctp_do_sm+0xa0f/0x53b0 [ 60.967052] ? sctp_assoc_bh_rcv+0x27f/0x5c0 [ 60.971462] ? sctp_inq_push+0x1aa/0x240 [ 60.975526] ? sctp_backlog_rcv+0x1ac/0x1280 [ 60.979935] ? __release_sock+0x10c/0x360 [ 60.984087] __should_failslab+0xba/0xf0 [ 60.988149] should_failslab+0x9/0x14 [ 60.991954] kmem_cache_alloc+0x47/0x730 [ 60.996010] ? save_stack+0x43/0xd0 [ 60.999629] ? kasan_kmalloc+0xc7/0xe0 [ 61.003515] ? __kmalloc+0x15b/0x770 [ 61.007228] ? sctp_tsnmap_init+0x161/0x220 [ 61.011551] ? sctp_process_init+0x1bb0/0x2d50 [ 61.016140] radix_tree_node_alloc.constprop.19+0x4a/0x330 [ 61.021891] ? __sys_sendmsg+0xd9/0x180 [ 61.025874] idr_get_free+0x4f5/0xa29 [ 61.029676] idr_alloc_u32+0x146/0x360 [ 61.033562] ? rcu_read_lock_sched_held+0x108/0x120 [ 61.038590] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 61.043438] ? memset+0x31/0x40 [ 61.046729] idr_alloc_cyclic+0xeb/0x1e0 [ 61.050802] ? idr_alloc+0xc0/0xc0 [ 61.054345] ? kasan_check_write+0x14/0x20 [ 61.058584] ? do_raw_spin_lock+0xd0/0x240 [ 61.062846] sctp_assoc_set_id+0x76/0x140 [ 61.067003] sctp_process_init+0x205b/0x2d50 [ 61.071428] ? sctp_verify_init+0x1660/0x1660 [ 61.075926] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 61.080514] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 61.085184] ? save_stack+0x43/0xd0 [ 61.088815] ? __kasan_slab_free+0x102/0x150 [ 61.093224] ? kasan_slab_free+0xe/0x10 [ 61.097224] sctp_do_sm+0xa0f/0x53b0 [ 61.100938] ? __lock_acquire+0x792/0x4980 [ 61.105168] ? sctp_sendmsg+0xd4f/0x17e0 [ 61.109256] ? inet_sendmsg+0x10d/0x450 [ 61.113237] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.119317] ? mark_held_locks+0x130/0x130 [ 61.123558] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 61.128672] ? quarantine_put+0x11b/0x1c0 [ 61.132832] ? find_held_lock+0x36/0x1d0 [ 61.136924] ? kvm_clock_read+0x18/0x30 [ 61.140901] ? kvm_clock_get_cycles+0x9/0x10 [ 61.145310] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.149552] ? mark_held_locks+0x130/0x130 [ 61.153790] sctp_inq_push+0x1aa/0x240 [ 61.157677] sctp_backlog_rcv+0x1ac/0x1280 [ 61.161906] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.166299] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.170884] ? sctp_hash_key+0x5b0/0x5b0 [ 61.174940] ? __release_sock+0xd0/0x360 [ 61.178991] ? __release_sock+0xd0/0x360 [ 61.183039] ? __local_bh_enable_ip+0x160/0x260 [ 61.187713] __release_sock+0x10c/0x360 [ 61.191804] release_sock+0x4f/0x180 [ 61.195529] sctp_wait_for_connect+0x22c/0x4c0 [ 61.200100] ? refcount_inc_checked+0x30/0x30 [ 61.204675] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.209419] ? finish_wait+0x290/0x290 [ 61.213312] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.217858] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.222626] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.227383] ? sctp_clear_owner_w+0x100/0x100 [ 61.232005] ? lock_downgrade+0x860/0x860 [ 61.236168] ? kasan_check_read+0x11/0x20 [ 61.240339] sctp_sendmsg+0xd4f/0x17e0 [ 61.244216] ? rw_copy_check_uvector+0x66/0x340 [ 61.248873] ? sctp_id2assoc+0x250/0x250 [ 61.252923] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.258274] ? dup_iter+0x250/0x250 [ 61.261899] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.266646] inet_sendmsg+0x10d/0x450 [ 61.270435] ? security_socket_sendmsg+0x50/0x90 [ 61.275175] ? ipip_gro_receive+0xf0/0xf0 [ 61.279323] sock_sendmsg+0xb7/0xf0 [ 61.282953] ___sys_sendmsg+0x649/0x950 [ 61.286920] ? find_held_lock+0x36/0x1d0 [ 61.290976] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.295726] ? __fget+0x278/0x400 [ 61.299184] ? kasan_check_read+0x11/0x20 [ 61.303317] ? __fget+0x295/0x400 [ 61.306758] ? __f_unlock_pos+0xd/0x10 [ 61.310646] ? __fget_light+0x174/0x1e0 [ 61.314612] ? __fdget+0xe/0x10 [ 61.317882] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.322714] __sys_sendmsg+0xd9/0x180 [ 61.326501] ? __ia32_sys_shutdown+0x70/0x70 [ 61.330903] ? __sb_end_write+0xa4/0xd0 [ 61.334867] ? kasan_check_write+0x14/0x20 [ 61.339101] ? fput+0x18/0x120 [ 61.342295] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.347659] __x64_sys_sendmsg+0x73/0xb0 [ 61.351727] do_syscall_64+0xd6/0x4e0 [ 61.355533] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.360721] RIP: 0033:0x458da9 [ 61.363904] 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 [ 61.382797] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.390502] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 61.397765] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.405025] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.412980] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 61.420242] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 61.427523] CPU: 0 PID: 7274 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 61.435350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.444820] Call Trace: [ 61.447405] dump_stack+0x123/0x177 [ 61.451036] should_fail.cold.4+0x5/0x13 [ 61.455097] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.460291] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 61.465401] __should_failslab+0xba/0xf0 [ 61.469470] should_failslab+0x9/0x14 [ 61.473269] kmem_cache_alloc_trace+0x4b/0x750 [ 61.477857] ? mark_held_locks+0x130/0x130 [ 61.482101] sctp_association_new+0x5b/0x1ef0 [ 61.486605] ? sctp_unpack_cookie+0xf90/0xf90 [ 61.491089] sctp_make_temp_asoc+0x8b/0x1a0 [ 61.495394] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 61.501195] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 61.506809] ? dccp_diag_dump+0x20/0x20 [ 61.510775] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 61.515349] sctp_do_sm+0x117/0x53b0 [ 61.519058] ? __lock_acquire+0x792/0x4980 [ 61.523364] ? __kernel_text_address+0xd/0x40 [ 61.527844] ? unwind_get_return_address+0x61/0xa0 [ 61.532951] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 61.539043] ? mark_held_locks+0x130/0x130 [ 61.543257] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 61.548695] ? check_noncircular+0x20/0x20 [ 61.552916] ? save_stack+0xa9/0xd0 [ 61.556526] ? save_stack+0x43/0xd0 [ 61.560128] ? kasan_kmalloc+0xc7/0xe0 [ 61.563991] ? kasan_slab_alloc+0x12/0x20 [ 61.568129] ? find_held_lock+0x36/0x1d0 [ 61.572178] ? mark_held_locks+0xc7/0x130 [ 61.576305] ? ktime_get+0x1a6/0x240 [ 61.580004] ? kvm_clock_read+0x18/0x30 [ 61.583962] ? kvm_clock_get_cycles+0x9/0x10 [ 61.588363] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 61.592604] ? mark_held_locks+0x130/0x130 [ 61.596825] sctp_inq_push+0x1aa/0x240 [ 61.600693] sctp_backlog_rcv+0x1ac/0x1280 [ 61.604914] ? _raw_spin_unlock_bh+0x30/0x40 [ 61.609336] ? lockdep_hardirqs_on+0x421/0x5c0 [ 61.613909] ? sctp_hash_key+0x5b0/0x5b0 [ 61.617948] ? __release_sock+0xd0/0x360 [ 61.621985] ? __release_sock+0xd0/0x360 [ 61.626034] ? __local_bh_enable_ip+0x160/0x260 [ 61.630694] __release_sock+0x10c/0x360 [ 61.634651] release_sock+0x4f/0x180 [ 61.638347] sctp_wait_for_connect+0x22c/0x4c0 [ 61.642907] ? refcount_inc_checked+0x30/0x30 [ 61.647396] ? sctp_get_port_local+0x14d0/0x14d0 [ 61.652145] ? finish_wait+0x290/0x290 [ 61.656013] ? sctp_primitive_SEND+0x7c/0xc0 [ 61.660408] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 61.665073] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 61.669819] ? sctp_clear_owner_w+0x100/0x100 [ 61.674303] ? lock_downgrade+0x860/0x860 [ 61.678443] ? kasan_check_read+0x11/0x20 [ 61.682585] sctp_sendmsg+0xd4f/0x17e0 [ 61.686461] ? rw_copy_check_uvector+0x66/0x340 [ 61.691125] ? sctp_id2assoc+0x250/0x250 [ 61.695168] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 61.700531] ? dup_iter+0x250/0x250 [ 61.704169] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.708925] inet_sendmsg+0x10d/0x450 [ 61.712718] ? security_socket_sendmsg+0x50/0x90 [ 61.717467] ? ipip_gro_receive+0xf0/0xf0 [ 61.722842] sock_sendmsg+0xb7/0xf0 [ 61.726461] ___sys_sendmsg+0x649/0x950 [ 61.730445] ? find_held_lock+0x36/0x1d0 [ 61.734492] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.739230] ? __fget+0x278/0x400 [ 61.742667] ? kasan_check_read+0x11/0x20 [ 61.746806] ? __fget+0x295/0x400 [ 61.750256] ? __f_unlock_pos+0xd/0x10 [ 61.754138] ? __fget_light+0x174/0x1e0 [ 61.758091] ? __fdget+0xe/0x10 [ 61.761347] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.766176] __sys_sendmsg+0xd9/0x180 [ 61.769977] ? __ia32_sys_shutdown+0x70/0x70 [ 61.774369] ? __sb_end_write+0xa4/0xd0 [ 61.778333] ? kasan_check_write+0x14/0x20 [ 61.782561] ? fput+0x18/0x120 [ 61.785741] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.791197] __x64_sys_sendmsg+0x73/0xb0 [ 61.795268] do_syscall_64+0xd6/0x4e0 [ 61.799082] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.804280] RIP: 0033:0x458da9 [ 61.807473] 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 [ 61.826377] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.834076] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 61.841343] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 61.848604] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 61.855863] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 61.863114] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 61.934140] FAULT_INJECTION: forcing a failure. [ 61.934140] name failslab, interval 1, probability 0, space 0, times 0 [ 61.935684] FAULT_INJECTION: forcing a failure. [ 61.935684] name failslab, interval 1, probability 0, space 0, times 0 [ 61.951130] FAULT_INJECTION: forcing a failure. [ 61.951130] name failslab, interval 1, probability 0, space 0, times 0 [ 61.960298] FAULT_INJECTION: forcing a failure. [ 61.960298] name failslab, interval 1, probability 0, space 0, times 0 [ 61.978411] CPU: 1 PID: 7302 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 61.988003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.997360] Call Trace: [ 61.999957] dump_stack+0x123/0x177 [ 62.003595] should_fail.cold.4+0x5/0x13 [ 62.007666] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.012791] ? debug_object_activate+0x32d/0x4e0 [ 62.017552] ? lock_downgrade+0x860/0x860 [ 62.021701] __should_failslab+0xba/0xf0 [ 62.025761] should_failslab+0x9/0x14 [ 62.029569] kmem_cache_alloc_node+0x56/0x730 [ 62.034072] ? mark_held_locks+0xc7/0x130 [ 62.038223] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 62.039124] FAULT_INJECTION: forcing a failure. [ 62.039124] name failslab, interval 1, probability 0, space 0, times 0 [ 62.043328] __alloc_skb+0xa7/0x580 [ 62.043336] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.043348] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 62.043356] ? add_timer+0x39c/0x930 [ 62.043364] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 62.043374] _sctp_make_chunk+0x3f/0x260 [ 62.043383] sctp_make_cookie_echo+0x85/0x160 [ 62.043390] sctp_do_sm+0x2a6d/0x53b0 [ 62.043400] ? __lock_acquire+0x792/0x4980 [ 62.093364] ? sctp_sendmsg+0xd4f/0x17e0 [ 62.097438] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.103525] ? mark_held_locks+0x130/0x130 [ 62.107779] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 62.112893] ? quarantine_put+0x11b/0x1c0 [ 62.117048] ? find_held_lock+0x36/0x1d0 [ 62.121123] ? kvm_clock_read+0x18/0x30 [ 62.125098] ? kvm_clock_get_cycles+0x9/0x10 [ 62.129508] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.133751] ? mark_held_locks+0x130/0x130 [ 62.138019] sctp_inq_push+0x1aa/0x240 [ 62.141905] sctp_backlog_rcv+0x1ac/0x1280 [ 62.146139] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.150545] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.155136] ? sctp_hash_key+0x5b0/0x5b0 [ 62.159201] ? __release_sock+0xd0/0x360 [ 62.163276] ? __release_sock+0xd0/0x360 [ 62.167337] ? __local_bh_enable_ip+0x160/0x260 [ 62.172017] __release_sock+0x10c/0x360 [ 62.176006] release_sock+0x4f/0x180 [ 62.179714] sctp_wait_for_connect+0x22c/0x4c0 [ 62.184300] ? refcount_inc_checked+0x30/0x30 [ 62.188831] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.193594] ? finish_wait+0x290/0x290 [ 62.197497] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.201927] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 62.206613] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.211377] ? sctp_clear_owner_w+0x100/0x100 [ 62.215890] ? lock_downgrade+0x860/0x860 [ 62.220058] ? kasan_check_read+0x11/0x20 [ 62.224234] sctp_sendmsg+0xd4f/0x17e0 [ 62.228137] ? rw_copy_check_uvector+0x66/0x340 [ 62.232819] ? sctp_id2assoc+0x250/0x250 [ 62.236898] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.242277] ? dup_iter+0x250/0x250 [ 62.245916] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.250678] inet_sendmsg+0x10d/0x450 [ 62.254478] ? security_socket_sendmsg+0x50/0x90 [ 62.259315] ? ipip_gro_receive+0xf0/0xf0 [ 62.263458] sock_sendmsg+0xb7/0xf0 [ 62.267089] ___sys_sendmsg+0x649/0x950 [ 62.271093] ? find_held_lock+0x36/0x1d0 [ 62.275154] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.279908] ? __fget+0x278/0x400 [ 62.283373] ? kasan_check_read+0x11/0x20 [ 62.287523] ? __fget+0x295/0x400 [ 62.290984] ? __f_unlock_pos+0xd/0x10 [ 62.294886] ? __fget_light+0x174/0x1e0 [ 62.298876] ? __fdget+0xe/0x10 [ 62.302353] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.307210] __sys_sendmsg+0xd9/0x180 [ 62.311022] ? __ia32_sys_shutdown+0x70/0x70 [ 62.315439] ? __sb_end_write+0xa4/0xd0 [ 62.319412] ? kasan_check_write+0x14/0x20 [ 62.323634] ? fput+0x18/0x120 [ 62.326822] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.332182] __x64_sys_sendmsg+0x73/0xb0 [ 62.336253] do_syscall_64+0xd6/0x4e0 [ 62.340057] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.345229] RIP: 0033:0x458da9 [ 62.348406] 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 [ 62.367300] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.375008] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 62.382279] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.389534] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.396790] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 62.404049] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.411319] CPU: 0 PID: 7304 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 62.419259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.428713] Call Trace: [ 62.431304] dump_stack+0x123/0x177 [ 62.434936] should_fail.cold.4+0x5/0x13 [ 62.439003] ? mark_held_locks+0x130/0x130 [ 62.443241] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.448466] ? find_held_lock+0x36/0x1d0 [ 62.452537] __should_failslab+0xba/0xf0 [ 62.456633] should_failslab+0x9/0x14 [ 62.460440] kmem_cache_alloc_node_trace+0x5a/0x740 [ 62.465606] __kmalloc_node_track_caller+0x3c/0x70 [ 62.470333] FAULT_INJECTION: forcing a failure. [ 62.470333] name failslab, interval 1, probability 0, space 0, times 0 [ 62.470561] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 62.486496] __alloc_skb+0xd7/0x580 [ 62.490143] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.494476] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 62.499598] ? add_timer+0x39c/0x930 [ 62.503315] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 62.508685] _sctp_make_chunk+0x3f/0x260 [ 62.512776] sctp_make_cookie_echo+0x85/0x160 [ 62.517276] sctp_do_sm+0x2a6d/0x53b0 [ 62.521071] ? __lock_acquire+0x792/0x4980 [ 62.525299] ? sctp_sendmsg+0xd4f/0x17e0 [ 62.529368] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 62.535426] ? mark_held_locks+0x130/0x130 [ 62.539655] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 62.544744] ? quarantine_put+0x11b/0x1c0 [ 62.548889] ? find_held_lock+0x36/0x1d0 [ 62.553124] ? kvm_clock_read+0x18/0x30 [ 62.557104] ? kvm_clock_get_cycles+0x9/0x10 [ 62.561498] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 62.565719] ? mark_held_locks+0x130/0x130 [ 62.569946] sctp_inq_push+0x1aa/0x240 [ 62.573821] sctp_backlog_rcv+0x1ac/0x1280 [ 62.578127] ? _raw_spin_unlock_bh+0x30/0x40 [ 62.582521] ? lockdep_hardirqs_on+0x421/0x5c0 [ 62.587091] ? sctp_hash_key+0x5b0/0x5b0 [ 62.591235] ? __release_sock+0xd0/0x360 [ 62.595280] ? __release_sock+0xd0/0x360 [ 62.599326] ? __local_bh_enable_ip+0x160/0x260 [ 62.603985] __release_sock+0x10c/0x360 [ 62.607955] release_sock+0x4f/0x180 [ 62.611665] sctp_wait_for_connect+0x22c/0x4c0 [ 62.618232] ? refcount_inc_checked+0x30/0x30 [ 62.622716] ? sctp_get_port_local+0x14d0/0x14d0 [ 62.627460] ? finish_wait+0x290/0x290 [ 62.631346] ? sctp_primitive_SEND+0x7c/0xc0 [ 62.635745] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 62.640399] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 62.645139] ? sctp_clear_owner_w+0x100/0x100 [ 62.649624] ? lock_downgrade+0x860/0x860 [ 62.653779] ? kasan_check_read+0x11/0x20 [ 62.657917] sctp_sendmsg+0xd4f/0x17e0 [ 62.661880] ? rw_copy_check_uvector+0x66/0x340 [ 62.666544] ? sctp_id2assoc+0x250/0x250 [ 62.670600] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 62.675953] ? dup_iter+0x250/0x250 [ 62.679582] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.684325] inet_sendmsg+0x10d/0x450 [ 62.688115] ? security_socket_sendmsg+0x50/0x90 [ 62.692863] ? ipip_gro_receive+0xf0/0xf0 [ 62.696997] sock_sendmsg+0xb7/0xf0 [ 62.700609] ___sys_sendmsg+0x649/0x950 [ 62.704569] ? find_held_lock+0x36/0x1d0 [ 62.708620] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.713479] ? __fget+0x278/0x400 [ 62.716938] ? kasan_check_read+0x11/0x20 [ 62.721089] ? __fget+0x295/0x400 [ 62.724558] ? __f_unlock_pos+0xd/0x10 [ 62.728445] ? __fget_light+0x174/0x1e0 [ 62.732423] ? __fdget+0xe/0x10 [ 62.735711] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.740724] __sys_sendmsg+0xd9/0x180 [ 62.744796] ? __ia32_sys_shutdown+0x70/0x70 [ 62.749211] ? __sb_end_write+0xa4/0xd0 [ 62.753197] ? kasan_check_write+0x14/0x20 [ 62.757425] ? fput+0x18/0x120 [ 62.760614] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.766091] __x64_sys_sendmsg+0x73/0xb0 [ 62.770247] do_syscall_64+0xd6/0x4e0 [ 62.774043] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.779236] RIP: 0033:0x458da9 [ 62.782447] 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 [ 62.801350] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.809066] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 62.816334] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 62.823598] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 62.830875] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 62.838155] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 62.845435] CPU: 1 PID: 7310 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 62.853249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.862612] Call Trace: [ 62.865206] dump_stack+0x123/0x177 [ 62.868996] should_fail.cold.4+0x5/0x13 [ 62.873192] ? unwind_get_return_address+0x61/0xa0 [ 62.878139] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.883280] ? __lock_acquire+0x792/0x4980 [ 62.887532] __should_failslab+0xba/0xf0 [ 62.891742] should_failslab+0x9/0x14 [ 62.895559] kmem_cache_alloc_node+0x56/0x730 [ 62.900081] __alloc_skb+0xa7/0x580 [ 62.903724] ? skb_scrub_packet+0x3c0/0x3c0 [ 62.908062] ? find_held_lock+0x36/0x1d0 [ 62.912141] sctp_packet_transmit+0x26b/0x3490 [ 62.916739] ? sctp_packet_config+0x7aa/0xea0 [ 62.921256] ? kasan_check_read+0x11/0x20 [ 62.925415] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 62.930617] ? sctp_packet_config+0xea0/0xea0 [ 62.935156] ? sctp_packet_append_chunk+0x890/0xef0 [ 62.940162] ? sctp_outq_select_transport+0x1fa/0x730 [ 62.945338] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 62.950956] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 62.956504] ? sctp_verify_init+0x1650/0x1660 [ 62.961007] ? sctp_copy_one_addr+0xca/0xf0 [ 62.965343] sctp_outq_flush+0xd0/0x22f0 [ 62.969401] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 62.975372] ? __sctp_outq_teardown+0xc30/0xc30 [ 62.980042] ? sctp_outq_tail+0x58c/0x970 [ 62.984288] sctp_outq_uncork+0x49/0x60 [ 62.988360] sctp_do_sm+0x3711/0x53b0 [ 62.992154] ? __lock_acquire+0x792/0x4980 [ 62.996513] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.002579] ? mark_held_locks+0x130/0x130 [ 63.006798] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 63.012254] ? check_noncircular+0x20/0x20 [ 63.016479] ? save_stack+0xa9/0xd0 [ 63.020096] ? save_stack+0x43/0xd0 [ 63.023742] ? kasan_kmalloc+0xc7/0xe0 [ 63.027721] ? kasan_slab_alloc+0x12/0x20 [ 63.031863] ? find_held_lock+0x36/0x1d0 [ 63.035918] ? mark_held_locks+0xc7/0x130 [ 63.040051] ? ktime_get+0x1a6/0x240 [ 63.043759] ? kvm_clock_read+0x18/0x30 [ 63.047715] ? kvm_clock_get_cycles+0x9/0x10 [ 63.052113] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.056352] ? mark_held_locks+0x130/0x130 [ 63.060576] sctp_inq_push+0x1aa/0x240 [ 63.064461] sctp_backlog_rcv+0x1ac/0x1280 [ 63.068685] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.073078] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.077922] ? sctp_hash_key+0x5b0/0x5b0 [ 63.081967] ? __release_sock+0xd0/0x360 [ 63.086011] ? __release_sock+0xd0/0x360 [ 63.090055] ? __local_bh_enable_ip+0x160/0x260 [ 63.094729] __release_sock+0x10c/0x360 [ 63.098702] release_sock+0x4f/0x180 [ 63.102404] sctp_wait_for_connect+0x22c/0x4c0 [ 63.106972] ? refcount_inc_checked+0x30/0x30 [ 63.111542] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.116301] ? finish_wait+0x290/0x290 [ 63.120177] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.124589] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 63.129267] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.134019] ? sctp_clear_owner_w+0x100/0x100 [ 63.138507] ? lock_downgrade+0x860/0x860 [ 63.142643] ? kasan_check_read+0x11/0x20 [ 63.147040] sctp_sendmsg+0xd4f/0x17e0 [ 63.150924] ? rw_copy_check_uvector+0x66/0x340 [ 63.155598] ? sctp_id2assoc+0x250/0x250 [ 63.159662] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.165017] ? dup_iter+0x250/0x250 [ 63.168633] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.173380] inet_sendmsg+0x10d/0x450 [ 63.177165] ? security_socket_sendmsg+0x50/0x90 [ 63.181906] ? ipip_gro_receive+0xf0/0xf0 [ 63.186038] sock_sendmsg+0xb7/0xf0 [ 63.189661] ___sys_sendmsg+0x649/0x950 [ 63.193620] ? find_held_lock+0x36/0x1d0 [ 63.197664] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.202407] ? __fget+0x278/0x400 [ 63.205867] ? kasan_check_read+0x11/0x20 [ 63.210002] ? __fget+0x295/0x400 [ 63.213448] ? __f_unlock_pos+0xd/0x10 [ 63.217320] ? __fget_light+0x174/0x1e0 [ 63.221283] ? __fdget+0xe/0x10 [ 63.224563] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.229389] __sys_sendmsg+0xd9/0x180 [ 63.233258] ? __ia32_sys_shutdown+0x70/0x70 [ 63.237739] ? __sb_end_write+0xa4/0xd0 [ 63.241700] ? kasan_check_write+0x14/0x20 [ 63.246021] ? fput+0x18/0x120 [ 63.249243] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.254599] __x64_sys_sendmsg+0x73/0xb0 [ 63.258667] do_syscall_64+0xd6/0x4e0 [ 63.262454] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.267629] RIP: 0033:0x458da9 [ 63.270809] 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 [ 63.289809] RSP: 002b:00007f68f1f55c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.297524] RAX: ffffffffffffffda RBX: 00007f68f1f55c90 RCX: 0000000000458da9 [ 63.304801] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.312084] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 63.319362] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f566d4 [ 63.326633] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 63.333912] CPU: 0 PID: 7318 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 63.341715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.351075] Call Trace: [ 63.353664] dump_stack+0x123/0x177 [ 63.357288] should_fail.cold.4+0x5/0x13 [ 63.361337] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.366712] ? lock_downgrade+0x860/0x860 [ 63.370867] __should_failslab+0xba/0xf0 [ 63.374943] should_failslab+0x9/0x14 [ 63.378736] kmem_cache_alloc_trace+0x2d7/0x750 [ 63.383430] ? sctp_transport_pmtu+0x118/0x430 [ 63.388160] sctp_stream_init_ext+0x4a/0x1e0 [ 63.392569] sctp_sendmsg_to_asoc+0xf39/0x15d0 [ 63.397160] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.401915] ? sctp_clear_owner_w+0x100/0x100 [ 63.406407] ? lock_sock_nested+0xc5/0x100 [ 63.410636] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.415213] ? __local_bh_enable_ip+0x160/0x260 [ 63.419889] ? lock_sock_nested+0x82/0x100 [ 63.424130] ? trace_hardirqs_on+0x28/0x190 [ 63.428460] ? lock_sock_nested+0x82/0x100 [ 63.432694] ? lock_sock_nested+0x82/0x100 [ 63.436932] ? __local_bh_enable_ip+0x160/0x260 [ 63.441605] sctp_sendmsg+0xd4f/0x17e0 [ 63.445486] ? rw_copy_check_uvector+0x66/0x340 [ 63.450162] ? sctp_id2assoc+0x250/0x250 [ 63.454230] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.459599] ? dup_iter+0x250/0x250 [ 63.463226] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.467980] inet_sendmsg+0x10d/0x450 [ 63.471777] ? security_socket_sendmsg+0x50/0x90 [ 63.476531] ? ipip_gro_receive+0xf0/0xf0 [ 63.481141] sock_sendmsg+0xb7/0xf0 [ 63.484772] ___sys_sendmsg+0x649/0x950 [ 63.488755] ? find_held_lock+0x36/0x1d0 [ 63.492817] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.497587] ? __fget+0x278/0x400 [ 63.501164] ? kasan_check_read+0x11/0x20 [ 63.505313] ? __fget+0x295/0x400 [ 63.508786] ? __f_unlock_pos+0xd/0x10 [ 63.512674] ? __fget_light+0x174/0x1e0 [ 63.516660] ? __fdget+0xe/0x10 [ 63.519933] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.524776] __sys_sendmsg+0xd9/0x180 [ 63.528575] ? __ia32_sys_shutdown+0x70/0x70 [ 63.532977] ? __sb_end_write+0xa4/0xd0 [ 63.536972] ? kasan_check_write+0x14/0x20 [ 63.541198] ? fput+0x18/0x120 [ 63.544386] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.549744] __x64_sys_sendmsg+0x73/0xb0 [ 63.553808] do_syscall_64+0xd6/0x4e0 [ 63.557609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.562804] RIP: 0033:0x458da9 [ 63.565988] 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 [ 63.584891] RSP: 002b:00007f45cf72bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.592607] RAX: ffffffffffffffda RBX: 00007f45cf72bc90 RCX: 0000000000458da9 [ 63.599882] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 63.607153] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 63.614421] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf72c6d4 [ 63.621684] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 63.630502] CPU: 1 PID: 7303 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 63.639283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.648643] Call Trace: [ 63.651250] dump_stack+0x123/0x177 [ 63.654888] should_fail.cold.4+0x5/0x13 [ 63.658954] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.664065] ? __lock_is_held+0xb5/0x140 [ 63.668138] __should_failslab+0xba/0xf0 [ 63.672203] should_failslab+0x9/0x14 [ 63.675999] __kmalloc+0x70/0x770 [ 63.679449] ? __kmalloc_track_caller+0x5e5/0x760 [ 63.684307] ? sctp_tsnmap_init+0x161/0x220 [ 63.688637] sctp_tsnmap_init+0x161/0x220 [ 63.692804] sctp_process_init+0x1bb0/0x2d50 [ 63.697231] ? sctp_verify_init+0x1660/0x1660 [ 63.701718] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 63.706289] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 63.710942] ? save_stack+0x43/0xd0 [ 63.714549] ? __kasan_slab_free+0x102/0x150 [ 63.718937] ? kasan_slab_free+0xe/0x10 [ 63.722896] sctp_do_sm+0xa0f/0x53b0 [ 63.726596] ? __lock_acquire+0x792/0x4980 [ 63.730821] ? sctp_sendmsg+0xd4f/0x17e0 [ 63.734870] ? inet_sendmsg+0x10d/0x450 [ 63.738843] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 63.744892] ? mark_held_locks+0x130/0x130 [ 63.749129] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 63.754242] ? quarantine_put+0x11b/0x1c0 [ 63.758381] ? find_held_lock+0x36/0x1d0 [ 63.762447] ? kvm_clock_read+0x18/0x30 [ 63.766403] ? kvm_clock_get_cycles+0x9/0x10 [ 63.770807] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 63.775036] ? mark_held_locks+0x130/0x130 [ 63.779266] sctp_inq_push+0x1aa/0x240 [ 63.783143] sctp_backlog_rcv+0x1ac/0x1280 [ 63.787368] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.791769] ? lockdep_hardirqs_on+0x421/0x5c0 [ 63.796352] ? sctp_hash_key+0x5b0/0x5b0 [ 63.800403] ? __release_sock+0xd0/0x360 [ 63.804450] ? __release_sock+0xd0/0x360 [ 63.808501] ? __local_bh_enable_ip+0x160/0x260 [ 63.813158] __release_sock+0x10c/0x360 [ 63.817124] release_sock+0x4f/0x180 [ 63.820827] sctp_wait_for_connect+0x22c/0x4c0 [ 63.825485] ? refcount_inc_checked+0x30/0x30 [ 63.829977] ? sctp_get_port_local+0x14d0/0x14d0 [ 63.834714] ? finish_wait+0x290/0x290 [ 63.838594] ? sctp_primitive_SEND+0x7c/0xc0 [ 63.842991] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 63.847653] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 63.852399] ? sctp_clear_owner_w+0x100/0x100 [ 63.857575] ? lock_downgrade+0x860/0x860 [ 63.861712] ? kasan_check_read+0x11/0x20 [ 63.865863] sctp_sendmsg+0xd4f/0x17e0 [ 63.869735] ? rw_copy_check_uvector+0x66/0x340 [ 63.874391] ? sctp_id2assoc+0x250/0x250 [ 63.878443] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 63.883884] ? dup_iter+0x250/0x250 [ 63.887502] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.892254] inet_sendmsg+0x10d/0x450 [ 63.896055] ? security_socket_sendmsg+0x50/0x90 [ 63.900807] ? ipip_gro_receive+0xf0/0xf0 [ 63.904961] sock_sendmsg+0xb7/0xf0 [ 63.908711] ___sys_sendmsg+0x649/0x950 [ 63.912690] ? find_held_lock+0x36/0x1d0 [ 63.916753] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.921508] ? __fget+0x278/0x400 [ 63.924946] ? kasan_check_read+0x11/0x20 [ 63.929076] ? __fget+0x295/0x400 [ 63.932517] ? __f_unlock_pos+0xd/0x10 [ 63.936396] ? __fget_light+0x174/0x1e0 [ 63.940357] ? __fdget+0xe/0x10 [ 63.943644] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.948518] __sys_sendmsg+0xd9/0x180 [ 63.952319] ? __ia32_sys_shutdown+0x70/0x70 [ 63.956736] ? __sb_end_write+0xa4/0xd0 [ 63.960711] ? kasan_check_write+0x14/0x20 [ 63.964928] ? fput+0x18/0x120 [ 63.968116] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.973489] __x64_sys_sendmsg+0x73/0xb0 [ 63.977538] do_syscall_64+0xd6/0x4e0 [ 63.981332] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.986509] RIP: 0033:0x458da9 [ 63.989692] 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 [ 64.008576] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.016287] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 64.023552] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.030977] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.038313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 64.045576] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.065041] FAULT_INJECTION: forcing a failure. [ 64.065041] name failslab, interval 1, probability 0, space 0, times 0 [ 64.073986] CPU: 0 PID: 7301 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 64.080654] FAULT_INJECTION: forcing a failure. [ 64.080654] name failslab, interval 1, probability 0, space 0, times 0 [ 64.084044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.084047] Call Trace: [ 64.084060] dump_stack+0x123/0x177 [ 64.084073] should_fail.cold.4+0x5/0x13 [ 64.101166] FAULT_INJECTION: forcing a failure. [ 64.101166] name failslab, interval 1, probability 0, space 0, times 0 [ 64.104595] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.104605] ? __lock_is_held+0xb5/0x140 [ 64.104615] __should_failslab+0xba/0xf0 [ 64.104624] should_failslab+0x9/0x14 [ 64.143094] __kmalloc+0x70/0x770 [ 64.146543] ? __kmalloc_track_caller+0x5e5/0x760 [ 64.151383] ? sctp_tsnmap_init+0x161/0x220 [ 64.155693] sctp_tsnmap_init+0x161/0x220 [ 64.160002] sctp_process_init+0x1bb0/0x2d50 [ 64.164499] ? sctp_verify_init+0x1660/0x1660 [ 64.169000] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 64.173568] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 64.178224] ? mark_held_locks+0x130/0x130 [ 64.182444] sctp_do_sm+0xa0f/0x53b0 [ 64.186166] ? __lock_acquire+0x792/0x4980 [ 64.190895] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.196961] ? mark_held_locks+0x130/0x130 [ 64.201199] ? finish_task_switch+0x14a/0x720 [ 64.205727] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.210406] ? _raw_spin_unlock_irq+0x27/0x80 [ 64.214927] ? trace_hardirqs_on+0x28/0x190 [ 64.219357] ? _raw_spin_unlock_irq+0x60/0x80 [ 64.224035] ? find_held_lock+0x36/0x1d0 [ 64.228097] ? kvm_clock_read+0x18/0x30 [ 64.232065] ? kvm_clock_get_cycles+0x9/0x10 [ 64.236465] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.240717] ? retint_kernel+0x2d/0x2d [ 64.244590] sctp_inq_push+0x1aa/0x240 [ 64.248464] sctp_backlog_rcv+0x1ac/0x1280 [ 64.252683] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.257074] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.261639] ? sctp_hash_key+0x5b0/0x5b0 [ 64.265682] ? __release_sock+0xd0/0x360 [ 64.269723] ? __release_sock+0xd0/0x360 [ 64.273777] ? __local_bh_enable_ip+0x160/0x260 [ 64.278432] __release_sock+0x10c/0x360 [ 64.282486] release_sock+0x4f/0x180 [ 64.286189] sctp_wait_for_connect+0x22c/0x4c0 [ 64.290756] ? refcount_inc_checked+0x30/0x30 [ 64.295234] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.299983] ? finish_wait+0x290/0x290 [ 64.304610] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.309057] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 64.313737] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.318582] ? sctp_clear_owner_w+0x100/0x100 [ 64.323157] ? lock_downgrade+0x860/0x860 [ 64.327300] ? kasan_check_read+0x11/0x20 [ 64.331443] sctp_sendmsg+0xd4f/0x17e0 [ 64.335318] ? rw_copy_check_uvector+0x66/0x340 [ 64.340236] ? sctp_id2assoc+0x250/0x250 [ 64.344283] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.349756] ? dup_iter+0x250/0x250 [ 64.353390] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.358141] inet_sendmsg+0x10d/0x450 [ 64.361946] ? security_socket_sendmsg+0x50/0x90 [ 64.366715] ? ipip_gro_receive+0xf0/0xf0 [ 64.370853] sock_sendmsg+0xb7/0xf0 [ 64.374469] ___sys_sendmsg+0x649/0x950 [ 64.378451] ? find_held_lock+0x36/0x1d0 [ 64.382507] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.387249] ? __fget+0x278/0x400 [ 64.390692] ? kasan_check_read+0x11/0x20 [ 64.394841] ? __fget+0x295/0x400 [ 64.398284] ? __f_unlock_pos+0xd/0x10 [ 64.402157] ? __fget_light+0x174/0x1e0 [ 64.406119] ? __fdget+0xe/0x10 [ 64.409417] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.414334] __sys_sendmsg+0xd9/0x180 [ 64.418126] ? __ia32_sys_shutdown+0x70/0x70 [ 64.422523] ? __sb_end_write+0xa4/0xd0 [ 64.426482] ? kasan_check_write+0x14/0x20 [ 64.430701] ? fput+0x18/0x120 [ 64.433887] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.439359] __x64_sys_sendmsg+0x73/0xb0 [ 64.443425] do_syscall_64+0xd6/0x4e0 [ 64.447231] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.452546] RIP: 0033:0x458da9 [ 64.455745] 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 [ 64.474769] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.482481] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 64.489737] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.496995] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.504250] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 64.511527] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.518803] CPU: 1 PID: 7331 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 64.526616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.535977] Call Trace: [ 64.538578] dump_stack+0x123/0x177 [ 64.542231] should_fail.cold.4+0x5/0x13 [ 64.546306] ? mark_held_locks+0x130/0x130 [ 64.550556] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.555673] ? find_held_lock+0x36/0x1d0 [ 64.560028] __should_failslab+0xba/0xf0 [ 64.564101] should_failslab+0x9/0x14 [ 64.567914] kmem_cache_alloc_node_trace+0x5a/0x740 [ 64.572958] __kmalloc_node_track_caller+0x3c/0x70 [ 64.577906] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 64.582677] __alloc_skb+0xd7/0x580 [ 64.586321] ? skb_scrub_packet+0x3c0/0x3c0 [ 64.590652] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 64.595773] ? add_timer+0x39c/0x930 [ 64.599499] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 64.604879] _sctp_make_chunk+0x3f/0x260 [ 64.608966] sctp_make_cookie_echo+0x85/0x160 [ 64.613482] sctp_do_sm+0x2a6d/0x53b0 [ 64.617295] ? __lock_acquire+0x792/0x4980 [ 64.621544] ? sctp_sendmsg+0xd4f/0x17e0 [ 64.625724] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 64.631795] ? mark_held_locks+0x130/0x130 [ 64.636040] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 64.641160] ? quarantine_put+0x11b/0x1c0 [ 64.645323] ? find_held_lock+0x36/0x1d0 [ 64.649401] ? kvm_clock_read+0x18/0x30 [ 64.653378] ? kvm_clock_get_cycles+0x9/0x10 [ 64.657795] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 64.662039] ? mark_held_locks+0x130/0x130 [ 64.666290] sctp_inq_push+0x1aa/0x240 [ 64.670187] sctp_backlog_rcv+0x1ac/0x1280 [ 64.674440] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.678863] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.683469] ? sctp_hash_key+0x5b0/0x5b0 [ 64.687532] ? __release_sock+0xd0/0x360 [ 64.691602] ? __release_sock+0xd0/0x360 [ 64.695685] ? __local_bh_enable_ip+0x160/0x260 [ 64.700376] __release_sock+0x10c/0x360 [ 64.704370] release_sock+0x4f/0x180 [ 64.708188] sctp_wait_for_connect+0x22c/0x4c0 [ 64.712787] ? refcount_inc_checked+0x30/0x30 [ 64.717299] ? sctp_get_port_local+0x14d0/0x14d0 [ 64.722062] ? finish_wait+0x290/0x290 [ 64.725955] ? sctp_primitive_SEND+0x7c/0xc0 [ 64.730368] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 64.735045] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 64.739821] ? sctp_clear_owner_w+0x100/0x100 [ 64.744326] ? lock_downgrade+0x860/0x860 [ 64.748486] ? kasan_check_read+0x11/0x20 [ 64.752636] sctp_sendmsg+0xd4f/0x17e0 [ 64.756507] ? rw_copy_check_uvector+0x66/0x340 [ 64.761164] ? sctp_id2assoc+0x250/0x250 [ 64.765212] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 64.770559] ? dup_iter+0x250/0x250 [ 64.774175] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.778916] inet_sendmsg+0x10d/0x450 [ 64.782721] ? security_socket_sendmsg+0x50/0x90 [ 64.787460] ? ipip_gro_receive+0xf0/0xf0 [ 64.791592] sock_sendmsg+0xb7/0xf0 [ 64.795205] ___sys_sendmsg+0x649/0x950 [ 64.799162] ? find_held_lock+0x36/0x1d0 [ 64.803208] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.807970] ? __fget+0x278/0x400 [ 64.811504] ? kasan_check_read+0x11/0x20 [ 64.815640] ? __fget+0x295/0x400 [ 64.819083] ? __f_unlock_pos+0xd/0x10 [ 64.822976] ? __fget_light+0x174/0x1e0 [ 64.826941] ? __fdget+0xe/0x10 [ 64.830203] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.835037] __sys_sendmsg+0xd9/0x180 [ 64.838846] ? __ia32_sys_shutdown+0x70/0x70 [ 64.843239] ? __sb_end_write+0xa4/0xd0 [ 64.847200] ? kasan_check_write+0x14/0x20 [ 64.851419] ? fput+0x18/0x120 [ 64.854610] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.859977] __x64_sys_sendmsg+0x73/0xb0 [ 64.864026] do_syscall_64+0xd6/0x4e0 [ 64.867815] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.872987] RIP: 0033:0x458da9 [ 64.876178] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/04/01 10:38:33 executed programs: 50 [ 64.895070] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.902769] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 64.910023] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 64.917306] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 64.924561] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 64.931823] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 64.939091] CPU: 0 PID: 7328 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 64.946900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.956258] Call Trace: [ 64.958838] dump_stack+0x123/0x177 [ 64.962452] should_fail.cold.4+0x5/0x13 [ 64.966496] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.971588] __should_failslab+0xba/0xf0 [ 64.975651] should_failslab+0x9/0x14 [ 64.979440] __kmalloc_track_caller+0x6c/0x760 [ 64.984036] ? sctp_cmp_addr_exact+0x6e/0xa0 [ 64.988428] ? sctp_process_init+0x1164/0x2d50 [ 64.992995] kmemdup+0x1b/0x40 [ 64.996183] sctp_process_init+0x1164/0x2d50 [ 65.000593] ? sctp_verify_init+0x1660/0x1660 [ 65.005158] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 65.009730] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 65.014409] ? save_stack+0x43/0xd0 [ 65.018028] ? __kasan_slab_free+0x102/0x150 [ 65.022450] ? kasan_slab_free+0xe/0x10 [ 65.026417] sctp_do_sm+0xa0f/0x53b0 [ 65.030121] ? __lock_acquire+0x792/0x4980 [ 65.034338] ? sctp_sendmsg+0xd4f/0x17e0 [ 65.038393] ? inet_sendmsg+0x10d/0x450 [ 65.042355] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.048403] ? mark_held_locks+0x130/0x130 [ 65.052627] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 65.057717] ? quarantine_put+0x11b/0x1c0 [ 65.061872] ? find_held_lock+0x36/0x1d0 [ 65.065949] ? kvm_clock_read+0x18/0x30 [ 65.069927] ? kvm_clock_get_cycles+0x9/0x10 [ 65.074364] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.078612] ? mark_held_locks+0x130/0x130 [ 65.082893] sctp_inq_push+0x1aa/0x240 [ 65.087396] sctp_backlog_rcv+0x1ac/0x1280 [ 65.091637] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.096048] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.100636] ? sctp_hash_key+0x5b0/0x5b0 [ 65.104705] ? __release_sock+0xd0/0x360 [ 65.108779] ? __release_sock+0xd0/0x360 [ 65.112852] ? __local_bh_enable_ip+0x160/0x260 [ 65.117528] __release_sock+0x10c/0x360 [ 65.121500] release_sock+0x4f/0x180 [ 65.125199] sctp_wait_for_connect+0x22c/0x4c0 [ 65.129764] ? refcount_inc_checked+0x30/0x30 [ 65.134248] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.138996] ? finish_wait+0x290/0x290 [ 65.142924] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.147323] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 65.151981] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.156726] ? sctp_clear_owner_w+0x100/0x100 [ 65.161222] ? lock_downgrade+0x860/0x860 [ 65.165359] ? kasan_check_read+0x11/0x20 [ 65.169496] sctp_sendmsg+0xd4f/0x17e0 [ 65.173368] ? rw_copy_check_uvector+0x66/0x340 [ 65.178024] ? sctp_id2assoc+0x250/0x250 [ 65.182071] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.188379] ? dup_iter+0x250/0x250 [ 65.192019] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.196785] inet_sendmsg+0x10d/0x450 [ 65.200588] ? security_socket_sendmsg+0x50/0x90 [ 65.205942] ? ipip_gro_receive+0xf0/0xf0 [ 65.210170] sock_sendmsg+0xb7/0xf0 [ 65.213796] ___sys_sendmsg+0x649/0x950 [ 65.217761] ? find_held_lock+0x36/0x1d0 [ 65.221805] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.226549] ? __fget+0x278/0x400 [ 65.230020] ? kasan_check_read+0x11/0x20 [ 65.234161] ? __fget+0x295/0x400 [ 65.237617] ? __f_unlock_pos+0xd/0x10 [ 65.241499] ? __fget_light+0x174/0x1e0 [ 65.245459] ? __fdget+0xe/0x10 [ 65.248730] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.253561] __sys_sendmsg+0xd9/0x180 [ 65.257367] ? __ia32_sys_shutdown+0x70/0x70 [ 65.261778] ? __sb_end_write+0xa4/0xd0 [ 65.265754] ? kasan_check_write+0x14/0x20 [ 65.269974] ? fput+0x18/0x120 [ 65.273157] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.278645] __x64_sys_sendmsg+0x73/0xb0 [ 65.282704] do_syscall_64+0xd6/0x4e0 [ 65.286512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.291704] RIP: 0033:0x458da9 [ 65.295006] 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 [ 65.313934] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.321654] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 65.328930] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.336211] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.343483] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 65.350748] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.372290] CPU: 1 PID: 7329 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 65.379770] FAULT_INJECTION: forcing a failure. [ 65.379770] name failslab, interval 1, probability 0, space 0, times 0 [ 65.382374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.382377] Call Trace: [ 65.382388] dump_stack+0x123/0x177 [ 65.382400] should_fail.cold.4+0x5/0x13 [ 65.382408] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.382414] ? debug_object_activate+0x32d/0x4e0 [ 65.382421] ? lock_downgrade+0x860/0x860 [ 65.382435] __should_failslab+0xba/0xf0 [ 65.431241] should_failslab+0x9/0x14 [ 65.435056] kmem_cache_alloc_node+0x56/0x730 [ 65.439576] ? mark_held_locks+0xc7/0x130 [ 65.443727] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 65.448855] __alloc_skb+0xa7/0x580 [ 65.452487] ? skb_scrub_packet+0x3c0/0x3c0 [ 65.456815] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 65.461919] ? add_timer+0x39c/0x930 [ 65.465637] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 65.471026] _sctp_make_chunk+0x3f/0x260 [ 65.475097] sctp_make_cookie_echo+0x85/0x160 [ 65.479602] sctp_do_sm+0x2a6d/0x53b0 [ 65.483407] ? __lock_acquire+0x792/0x4980 [ 65.487653] ? sctp_sendmsg+0xd4f/0x17e0 [ 65.491721] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.497772] ? mark_held_locks+0x130/0x130 [ 65.502013] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 65.507117] ? quarantine_put+0x11b/0x1c0 [ 65.511374] ? find_held_lock+0x36/0x1d0 [ 65.515565] ? kvm_clock_read+0x18/0x30 [ 65.519552] ? kvm_clock_get_cycles+0x9/0x10 [ 65.523969] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 65.528205] ? mark_held_locks+0x130/0x130 [ 65.532437] sctp_inq_push+0x1aa/0x240 [ 65.536331] sctp_backlog_rcv+0x1ac/0x1280 [ 65.540558] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.544955] ? lockdep_hardirqs_on+0x421/0x5c0 [ 65.549704] ? sctp_hash_key+0x5b0/0x5b0 [ 65.553750] ? __release_sock+0xd0/0x360 [ 65.557804] ? __release_sock+0xd0/0x360 [ 65.562558] ? __local_bh_enable_ip+0x160/0x260 [ 65.567212] __release_sock+0x10c/0x360 [ 65.571176] release_sock+0x4f/0x180 [ 65.574876] sctp_wait_for_connect+0x22c/0x4c0 [ 65.579441] ? refcount_inc_checked+0x30/0x30 [ 65.583924] ? sctp_get_port_local+0x14d0/0x14d0 [ 65.588669] ? finish_wait+0x290/0x290 [ 65.592550] ? sctp_primitive_SEND+0x7c/0xc0 [ 65.596960] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 65.601743] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 65.606496] ? sctp_clear_owner_w+0x100/0x100 [ 65.610978] ? lock_downgrade+0x860/0x860 [ 65.615126] ? kasan_check_read+0x11/0x20 [ 65.619262] sctp_sendmsg+0xd4f/0x17e0 [ 65.623140] ? rw_copy_check_uvector+0x66/0x340 [ 65.627803] ? sctp_id2assoc+0x250/0x250 [ 65.631854] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 65.637222] ? dup_iter+0x250/0x250 [ 65.640852] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.645647] inet_sendmsg+0x10d/0x450 [ 65.649456] ? security_socket_sendmsg+0x50/0x90 [ 65.654395] ? ipip_gro_receive+0xf0/0xf0 [ 65.658547] sock_sendmsg+0xb7/0xf0 [ 65.662168] ___sys_sendmsg+0x649/0x950 [ 65.666134] ? find_held_lock+0x36/0x1d0 [ 65.670182] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.674937] ? __fget+0x278/0x400 [ 65.678379] ? kasan_check_read+0x11/0x20 [ 65.682514] ? __fget+0x295/0x400 [ 65.687099] ? __f_unlock_pos+0xd/0x10 [ 65.690980] ? __fget_light+0x174/0x1e0 [ 65.694951] ? __fdget+0xe/0x10 [ 65.698252] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.703083] __sys_sendmsg+0xd9/0x180 [ 65.706867] ? __ia32_sys_shutdown+0x70/0x70 [ 65.711260] ? __sb_end_write+0xa4/0xd0 [ 65.715224] ? kasan_check_write+0x14/0x20 [ 65.719447] ? fput+0x18/0x120 [ 65.722634] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.727995] __x64_sys_sendmsg+0x73/0xb0 [ 65.732060] do_syscall_64+0xd6/0x4e0 [ 65.735934] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.741106] RIP: 0033:0x458da9 [ 65.744284] 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 [ 65.763192] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.770892] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 65.778155] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 65.785416] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.792671] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 65.799929] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 65.807209] CPU: 0 PID: 7347 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 65.815022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.824383] Call Trace: [ 65.826977] dump_stack+0x123/0x177 [ 65.830613] should_fail.cold.4+0x5/0x13 [ 65.834681] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.839878] ? find_held_lock+0x36/0x1d0 [ 65.843950] __should_failslab+0xba/0xf0 [ 65.848194] should_failslab+0x9/0x14 [ 65.852007] kmem_cache_alloc+0x47/0x730 [ 65.856077] ? trace_hardirqs_on+0x28/0x190 [ 65.860408] ? sctp_generate_timeout_event+0x300/0x300 [ 65.865697] __debug_object_init+0x7dc/0xd70 [ 65.870114] ? debug_object_fixup+0x30/0x30 [ 65.874446] ? sctp_generate_autoclose_event+0x20/0x20 [ 65.879739] ? sctp_generate_timeout_event+0x300/0x300 [ 65.885024] debug_object_init+0x16/0x20 [ 65.889091] init_timer_key+0x2e/0x270 [ 65.892984] sctp_association_new+0x9fd/0x1ef0 [ 65.897581] sctp_make_temp_asoc+0x8b/0x1a0 [ 65.901914] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 65.907731] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 65.913372] ? dccp_diag_dump+0x20/0x20 [ 65.917358] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 65.921458] FAULT_INJECTION: forcing a failure. [ 65.921458] name failslab, interval 1, probability 0, space 0, times 0 [ 65.921941] sctp_do_sm+0x117/0x53b0 [ 65.936876] ? __lock_acquire+0x792/0x4980 [ 65.941122] ? __kernel_text_address+0xd/0x40 [ 65.946149] ? unwind_get_return_address+0x61/0xa0 [ 65.951072] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 65.957124] ? mark_held_locks+0x130/0x130 [ 65.961368] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 65.966826] ? check_noncircular+0x20/0x20 [ 65.971072] ? save_stack+0xa9/0xd0 [ 65.975380] ? save_stack+0x43/0xd0 [ 65.978995] ? kasan_kmalloc+0xc7/0xe0 [ 65.982956] ? kasan_slab_alloc+0x12/0x20 [ 65.987103] ? find_held_lock+0x36/0x1d0 [ 65.991250] ? mark_held_locks+0xc7/0x130 [ 65.995400] ? ktime_get+0x1a6/0x240 [ 65.999198] ? kvm_clock_read+0x18/0x30 [ 66.003159] ? kvm_clock_get_cycles+0x9/0x10 [ 66.007579] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.011810] ? mark_held_locks+0x130/0x130 [ 66.016129] sctp_inq_push+0x1aa/0x240 [ 66.020009] sctp_backlog_rcv+0x1ac/0x1280 [ 66.024226] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.028633] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.033218] ? sctp_hash_key+0x5b0/0x5b0 [ 66.037270] ? __release_sock+0xd0/0x360 [ 66.041320] ? __release_sock+0xd0/0x360 [ 66.045364] ? __local_bh_enable_ip+0x160/0x260 [ 66.050035] __release_sock+0x10c/0x360 [ 66.054002] release_sock+0x4f/0x180 [ 66.057706] sctp_wait_for_connect+0x22c/0x4c0 [ 66.062277] ? refcount_inc_checked+0x30/0x30 [ 66.066763] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.071504] ? finish_wait+0x290/0x290 [ 66.075382] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.081803] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 66.086481] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.091234] ? sctp_clear_owner_w+0x100/0x100 [ 66.095829] ? lock_downgrade+0x860/0x860 [ 66.099975] ? kasan_check_read+0x11/0x20 [ 66.104118] sctp_sendmsg+0xd4f/0x17e0 [ 66.108011] ? rw_copy_check_uvector+0x66/0x340 [ 66.112676] ? sctp_id2assoc+0x250/0x250 [ 66.116748] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.122112] ? dup_iter+0x250/0x250 [ 66.125733] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.130479] inet_sendmsg+0x10d/0x450 [ 66.134279] ? security_socket_sendmsg+0x50/0x90 [ 66.139027] ? ipip_gro_receive+0xf0/0xf0 [ 66.143166] sock_sendmsg+0xb7/0xf0 [ 66.146779] ___sys_sendmsg+0x649/0x950 [ 66.150749] ? find_held_lock+0x36/0x1d0 [ 66.154794] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.159537] ? __fget+0x278/0x400 [ 66.162978] ? kasan_check_read+0x11/0x20 [ 66.167110] ? __fget+0x295/0x400 [ 66.170551] ? __f_unlock_pos+0xd/0x10 [ 66.174436] ? __fget_light+0x174/0x1e0 [ 66.178447] ? __fdget+0xe/0x10 [ 66.181732] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.186575] __sys_sendmsg+0xd9/0x180 [ 66.190367] ? __ia32_sys_shutdown+0x70/0x70 [ 66.194764] ? __sb_end_write+0xa4/0xd0 [ 66.198735] ? kasan_check_write+0x14/0x20 [ 66.202983] ? fput+0x18/0x120 [ 66.206171] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.211519] __x64_sys_sendmsg+0x73/0xb0 [ 66.215572] do_syscall_64+0xd6/0x4e0 [ 66.219368] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.225499] RIP: 0033:0x458da9 [ 66.228675] 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 [ 66.247566] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.255259] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 66.262523] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.269784] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.277046] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 66.284309] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 66.291584] CPU: 1 PID: 7353 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 66.299397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.308759] Call Trace: [ 66.311350] dump_stack+0x123/0x177 [ 66.314998] should_fail.cold.4+0x5/0x13 [ 66.319076] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.324182] ? debug_object_activate+0x32d/0x4e0 [ 66.328946] ? lock_downgrade+0x860/0x860 [ 66.333121] __should_failslab+0xba/0xf0 [ 66.337192] should_failslab+0x9/0x14 [ 66.340995] kmem_cache_alloc_node+0x56/0x730 [ 66.345493] ? mark_held_locks+0xc7/0x130 [ 66.349650] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 66.354771] __alloc_skb+0xa7/0x580 [ 66.358431] ? skb_scrub_packet+0x3c0/0x3c0 [ 66.362772] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 66.367893] ? add_timer+0x39c/0x930 [ 66.370223] FAULT_INJECTION: forcing a failure. [ 66.370223] name failslab, interval 1, probability 0, space 0, times 0 [ 66.371613] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 66.371624] _sctp_make_chunk+0x3f/0x260 [ 66.371633] sctp_make_cookie_echo+0x85/0x160 [ 66.371641] sctp_do_sm+0x2a6d/0x53b0 [ 66.371650] ? __lock_acquire+0x792/0x4980 [ 66.371655] ? sctp_sendmsg+0xd4f/0x17e0 [ 66.371669] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.383457] FAULT_INJECTION: forcing a failure. [ 66.383457] name failslab, interval 1, probability 0, space 0, times 0 [ 66.388201] ? mark_held_locks+0x130/0x130 [ 66.388210] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 66.388217] ? quarantine_put+0x11b/0x1c0 [ 66.388230] ? find_held_lock+0x36/0x1d0 [ 66.388250] ? kvm_clock_read+0x18/0x30 [ 66.388254] ? kvm_clock_get_cycles+0x9/0x10 [ 66.388263] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.388268] ? mark_held_locks+0x130/0x130 [ 66.388285] sctp_inq_push+0x1aa/0x240 [ 66.392638] FAULT_INJECTION: forcing a failure. [ 66.392638] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.396819] sctp_backlog_rcv+0x1ac/0x1280 [ 66.480481] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.484873] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.489463] ? sctp_hash_key+0x5b0/0x5b0 [ 66.493523] ? __release_sock+0xd0/0x360 [ 66.497597] ? __release_sock+0xd0/0x360 [ 66.501655] ? __local_bh_enable_ip+0x160/0x260 [ 66.506328] __release_sock+0x10c/0x360 [ 66.510408] release_sock+0x4f/0x180 [ 66.514116] sctp_wait_for_connect+0x22c/0x4c0 [ 66.518685] ? refcount_inc_checked+0x30/0x30 [ 66.523168] ? sctp_get_port_local+0x14d0/0x14d0 [ 66.527915] ? finish_wait+0x290/0x290 [ 66.531797] ? sctp_primitive_SEND+0x7c/0xc0 [ 66.536191] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 66.540858] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 66.545611] ? sctp_clear_owner_w+0x100/0x100 [ 66.550088] ? lock_downgrade+0x860/0x860 [ 66.554219] ? kasan_check_read+0x11/0x20 [ 66.558356] sctp_sendmsg+0xd4f/0x17e0 [ 66.562227] ? rw_copy_check_uvector+0x66/0x340 [ 66.566885] ? sctp_id2assoc+0x250/0x250 [ 66.570931] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 66.576287] ? dup_iter+0x250/0x250 [ 66.579913] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.584655] inet_sendmsg+0x10d/0x450 [ 66.588465] ? security_socket_sendmsg+0x50/0x90 [ 66.593241] ? ipip_gro_receive+0xf0/0xf0 [ 66.597480] sock_sendmsg+0xb7/0xf0 [ 66.601112] ___sys_sendmsg+0x649/0x950 [ 66.605108] ? find_held_lock+0x36/0x1d0 [ 66.609168] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.613910] ? __fget+0x278/0x400 [ 66.617357] ? kasan_check_read+0x11/0x20 [ 66.621579] ? __fget+0x295/0x400 [ 66.625023] ? __f_unlock_pos+0xd/0x10 [ 66.628894] ? __fget_light+0x174/0x1e0 [ 66.632850] ? __fdget+0xe/0x10 [ 66.636114] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.640943] __sys_sendmsg+0xd9/0x180 [ 66.644747] ? __ia32_sys_shutdown+0x70/0x70 [ 66.649155] ? __sb_end_write+0xa4/0xd0 [ 66.653129] ? kasan_check_write+0x14/0x20 [ 66.657346] ? fput+0x18/0x120 [ 66.660539] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.665889] __x64_sys_sendmsg+0x73/0xb0 [ 66.669941] do_syscall_64+0xd6/0x4e0 [ 66.673741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.678925] RIP: 0033:0x458da9 [ 66.682102] 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 [ 66.700989] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.708702] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 66.715959] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 66.723234] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.730492] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 66.737743] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 66.745015] CPU: 0 PID: 7367 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 66.752825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.762185] Call Trace: [ 66.764780] dump_stack+0x123/0x177 [ 66.768423] should_fail.cold.4+0x5/0x13 [ 66.769248] FAULT_INJECTION: forcing a failure. [ 66.769248] name failslab, interval 1, probability 0, space 0, times 0 [ 66.772489] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.772497] ? save_stack+0xa9/0xd0 [ 66.772508] __alloc_pages_nodemask+0x1d5/0x710 [ 66.772517] ? sctp_inq_push+0x1aa/0x240 [ 66.801166] ? sctp_backlog_rcv+0x1ac/0x1280 [ 66.805587] ? __release_sock+0x10c/0x360 [ 66.809744] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 66.814770] ? sock_sendmsg+0xb7/0xf0 [ 66.818583] ? do_syscall_64+0xd6/0x4e0 [ 66.822562] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.827935] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.833053] cache_grow_begin+0x91/0x8d0 [ 66.837152] ? kmem_cache_alloc_trace+0xa0/0x750 [ 66.841923] kmem_cache_alloc_trace+0x67e/0x750 [ 66.846606] flex_array_alloc+0x19e/0x270 [ 66.850762] fa_alloc+0x14/0x50 [ 66.854043] sctp_stream_alloc_in+0x23/0x230 [ 66.858461] sctp_stream_init+0x1ba/0x330 [ 66.862613] ? sctp_tsnmap_init+0x161/0x220 [ 66.866939] sctp_process_init+0x1c24/0x2d50 [ 66.871366] ? sctp_verify_init+0x1660/0x1660 [ 66.875871] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 66.880452] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 66.885118] ? save_stack+0x43/0xd0 [ 66.888747] ? __kasan_slab_free+0x102/0x150 [ 66.893167] ? kasan_slab_free+0xe/0x10 [ 66.897147] sctp_do_sm+0xa0f/0x53b0 [ 66.900870] ? __lock_acquire+0x792/0x4980 [ 66.905108] ? sctp_sendmsg+0xd4f/0x17e0 [ 66.909167] ? inet_sendmsg+0x10d/0x450 [ 66.913150] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 66.919222] ? mark_held_locks+0x130/0x130 [ 66.923470] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 66.928589] ? quarantine_put+0x11b/0x1c0 [ 66.932750] ? find_held_lock+0x36/0x1d0 [ 66.936813] ? kvm_clock_read+0x18/0x30 [ 66.940782] ? kvm_clock_get_cycles+0x9/0x10 [ 66.945181] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 66.949401] ? mark_held_locks+0x130/0x130 [ 66.953645] sctp_inq_push+0x1aa/0x240 [ 66.957514] sctp_backlog_rcv+0x1ac/0x1280 [ 66.961747] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.966142] ? lockdep_hardirqs_on+0x421/0x5c0 [ 66.970723] ? sctp_hash_key+0x5b0/0x5b0 [ 66.974773] ? __release_sock+0xd0/0x360 [ 66.978821] ? __release_sock+0xd0/0x360 [ 66.982866] ? __local_bh_enable_ip+0x160/0x260 [ 66.987518] __release_sock+0x10c/0x360 [ 66.991480] release_sock+0x4f/0x180 [ 66.995180] sctp_wait_for_connect+0x22c/0x4c0 [ 66.999748] ? refcount_inc_checked+0x30/0x30 [ 67.004249] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.008988] ? finish_wait+0x290/0x290 [ 67.012894] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.017315] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.021975] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.026742] ? sctp_clear_owner_w+0x100/0x100 [ 67.031228] ? lock_downgrade+0x860/0x860 [ 67.035368] ? kasan_check_read+0x11/0x20 [ 67.039505] sctp_sendmsg+0xd4f/0x17e0 [ 67.043378] ? rw_copy_check_uvector+0x66/0x340 [ 67.048051] ? sctp_id2assoc+0x250/0x250 [ 67.052112] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.057468] ? dup_iter+0x250/0x250 [ 67.061086] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.065846] inet_sendmsg+0x10d/0x450 [ 67.069647] ? security_socket_sendmsg+0x50/0x90 [ 67.074406] ? ipip_gro_receive+0xf0/0xf0 [ 67.078561] sock_sendmsg+0xb7/0xf0 [ 67.082181] ___sys_sendmsg+0x649/0x950 [ 67.086145] ? find_held_lock+0x36/0x1d0 [ 67.090198] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.095036] ? __fget+0x278/0x400 [ 67.098486] ? kasan_check_read+0x11/0x20 [ 67.102632] ? __fget+0x295/0x400 [ 67.106085] ? __f_unlock_pos+0xd/0x10 [ 67.109971] ? __fget_light+0x174/0x1e0 [ 67.113937] ? __fdget+0xe/0x10 [ 67.117211] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.122055] __sys_sendmsg+0xd9/0x180 [ 67.125858] ? __ia32_sys_shutdown+0x70/0x70 [ 67.130268] ? __sb_end_write+0xa4/0xd0 [ 67.134243] ? kasan_check_write+0x14/0x20 [ 67.138475] ? fput+0x18/0x120 [ 67.141693] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.147055] __x64_sys_sendmsg+0x73/0xb0 [ 67.151119] do_syscall_64+0xd6/0x4e0 [ 67.154931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.160127] RIP: 0033:0x458da9 [ 67.163314] 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 [ 67.182212] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.189915] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 67.197183] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.204449] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.211722] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 67.219005] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.226405] CPU: 1 PID: 7368 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 67.233054] FAULT_INJECTION: forcing a failure. [ 67.233054] name failslab, interval 1, probability 0, space 0, times 0 [ 67.234212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.234216] Call Trace: [ 67.234228] dump_stack+0x123/0x177 [ 67.234241] should_fail.cold.4+0x5/0x13 [ 67.234249] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.234257] ? kernel_text_address+0x79/0xf0 [ 67.234263] ? __kernel_text_address+0xd/0x40 [ 67.234274] __should_failslab+0xba/0xf0 [ 67.234283] should_failslab+0x9/0x14 [ 67.234292] kmem_cache_alloc_node_trace+0x5a/0x740 [ 67.291848] __kmalloc_node_track_caller+0x3c/0x70 [ 67.296794] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 67.301637] __alloc_skb+0xd7/0x580 [ 67.305254] ? skb_scrub_packet+0x3c0/0x3c0 [ 67.309578] ? find_held_lock+0x36/0x1d0 [ 67.313667] sctp_packet_transmit+0x26b/0x3490 [ 67.318244] ? sctp_packet_config+0x7aa/0xea0 [ 67.322756] ? kasan_check_read+0x11/0x20 [ 67.326892] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 67.332079] ? sctp_packet_config+0xea0/0xea0 [ 67.336573] ? sctp_packet_append_chunk+0x890/0xef0 [ 67.341579] ? sctp_outq_select_transport+0x1fa/0x730 [ 67.346763] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 67.352379] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 67.357817] ? sctp_verify_init+0x1650/0x1660 [ 67.362303] ? sctp_copy_one_addr+0xca/0xf0 [ 67.366612] sctp_outq_flush+0xd0/0x22f0 [ 67.370666] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 67.376623] ? __sctp_outq_teardown+0xc30/0xc30 [ 67.381279] ? sctp_outq_tail+0x58c/0x970 [ 67.385423] sctp_outq_uncork+0x49/0x60 [ 67.389381] sctp_do_sm+0x3711/0x53b0 [ 67.393184] ? __lock_acquire+0x792/0x4980 [ 67.397525] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.403863] ? mark_held_locks+0x130/0x130 [ 67.408096] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 67.413555] ? check_noncircular+0x20/0x20 [ 67.417786] ? save_stack+0xa9/0xd0 [ 67.421418] ? save_stack+0x43/0xd0 [ 67.425069] ? kasan_kmalloc+0xc7/0xe0 [ 67.429073] ? kasan_slab_alloc+0x12/0x20 [ 67.433237] ? find_held_lock+0x36/0x1d0 [ 67.437292] ? mark_held_locks+0xc7/0x130 [ 67.441433] ? ktime_get+0x1a6/0x240 [ 67.445154] ? kvm_clock_read+0x18/0x30 [ 67.449126] ? kvm_clock_get_cycles+0x9/0x10 [ 67.453532] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.457764] ? mark_held_locks+0x130/0x130 [ 67.461993] sctp_inq_push+0x1aa/0x240 [ 67.465875] sctp_backlog_rcv+0x1ac/0x1280 [ 67.470095] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.474496] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.479064] ? sctp_hash_key+0x5b0/0x5b0 [ 67.483109] ? __release_sock+0xd0/0x360 [ 67.487160] ? __release_sock+0xd0/0x360 [ 67.491222] ? __local_bh_enable_ip+0x160/0x260 [ 67.495886] __release_sock+0x10c/0x360 [ 67.499853] release_sock+0x4f/0x180 [ 67.503557] sctp_wait_for_connect+0x22c/0x4c0 [ 67.508122] ? refcount_inc_checked+0x30/0x30 [ 67.512606] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.517351] ? finish_wait+0x290/0x290 [ 67.521223] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.525705] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.530361] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.535101] ? sctp_clear_owner_w+0x100/0x100 [ 67.539581] ? lock_downgrade+0x860/0x860 [ 67.543716] ? kasan_check_read+0x11/0x20 [ 67.547853] sctp_sendmsg+0xd4f/0x17e0 [ 67.551725] ? rw_copy_check_uvector+0x66/0x340 [ 67.556384] ? sctp_id2assoc+0x250/0x250 [ 67.560437] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.565788] ? dup_iter+0x250/0x250 [ 67.569419] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.574185] inet_sendmsg+0x10d/0x450 [ 67.577990] ? security_socket_sendmsg+0x50/0x90 [ 67.582751] ? ipip_gro_receive+0xf0/0xf0 [ 67.586895] sock_sendmsg+0xb7/0xf0 [ 67.590508] ___sys_sendmsg+0x649/0x950 [ 67.594490] ? find_held_lock+0x36/0x1d0 [ 67.598572] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.603337] ? __fget+0x278/0x400 [ 67.606807] ? kasan_check_read+0x11/0x20 [ 67.610951] ? __fget+0x295/0x400 [ 67.614403] ? __f_unlock_pos+0xd/0x10 [ 67.618286] ? __fget_light+0x174/0x1e0 [ 67.622255] ? __fdget+0xe/0x10 [ 67.625533] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.630381] __sys_sendmsg+0xd9/0x180 [ 67.634173] ? __ia32_sys_shutdown+0x70/0x70 [ 67.638601] ? __sb_end_write+0xa4/0xd0 [ 67.642576] ? kasan_check_write+0x14/0x20 [ 67.646944] ? fput+0x18/0x120 [ 67.650137] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.655636] __x64_sys_sendmsg+0x73/0xb0 [ 67.659694] do_syscall_64+0xd6/0x4e0 [ 67.663622] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.668823] RIP: 0033:0x458da9 [ 67.672020] 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 [ 67.690922] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.698631] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 67.705903] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 67.713183] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.720455] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 67.727731] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 67.735015] CPU: 0 PID: 7379 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 67.742821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.752184] Call Trace: [ 67.754809] dump_stack+0x123/0x177 [ 67.758451] should_fail.cold.4+0x5/0x13 [ 67.762522] ? kasan_unpoison_shadow+0x35/0x50 [ 67.767263] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.772489] ? __kmalloc_node_track_caller+0x50/0x70 [ 67.777704] __should_failslab+0xba/0xf0 [ 67.781777] should_failslab+0x9/0x14 [ 67.785668] kmem_cache_alloc+0x47/0x730 [ 67.789896] ? skb_scrub_packet+0x3c0/0x3c0 [ 67.794230] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 67.799347] sctp_chunkify+0x46/0x270 [ 67.803156] _sctp_make_chunk+0x128/0x260 [ 67.807418] sctp_make_cookie_echo+0x85/0x160 [ 67.811921] sctp_do_sm+0x2a6d/0x53b0 [ 67.815726] ? __lock_acquire+0x792/0x4980 [ 67.819964] ? sctp_sendmsg+0xd4f/0x17e0 [ 67.824039] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 67.830120] ? mark_held_locks+0x130/0x130 [ 67.834376] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 67.839487] ? quarantine_put+0x11b/0x1c0 [ 67.843646] ? find_held_lock+0x36/0x1d0 [ 67.847721] ? kvm_clock_read+0x18/0x30 [ 67.851694] ? kvm_clock_get_cycles+0x9/0x10 [ 67.856107] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 67.860348] ? mark_held_locks+0x130/0x130 [ 67.864765] sctp_inq_push+0x1aa/0x240 [ 67.868669] sctp_backlog_rcv+0x1ac/0x1280 [ 67.872915] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.877386] ? lockdep_hardirqs_on+0x421/0x5c0 [ 67.881974] ? sctp_hash_key+0x5b0/0x5b0 [ 67.886035] ? __release_sock+0xd0/0x360 [ 67.890100] ? __release_sock+0xd0/0x360 [ 67.894175] ? __local_bh_enable_ip+0x160/0x260 [ 67.898863] __release_sock+0x10c/0x360 [ 67.902856] release_sock+0x4f/0x180 [ 67.906570] sctp_wait_for_connect+0x22c/0x4c0 [ 67.911150] ? refcount_inc_checked+0x30/0x30 [ 67.915654] ? sctp_get_port_local+0x14d0/0x14d0 [ 67.920414] ? finish_wait+0x290/0x290 [ 67.924296] ? sctp_primitive_SEND+0x7c/0xc0 [ 67.928705] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 67.933376] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 67.938128] ? sctp_clear_owner_w+0x100/0x100 [ 67.942647] ? lock_downgrade+0x860/0x860 [ 67.946818] ? kasan_check_read+0x11/0x20 [ 67.950961] sctp_sendmsg+0xd4f/0x17e0 [ 67.954839] ? rw_copy_check_uvector+0x66/0x340 [ 67.959507] ? sctp_id2assoc+0x250/0x250 [ 67.963563] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 67.968922] ? dup_iter+0x250/0x250 [ 67.972556] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.977306] inet_sendmsg+0x10d/0x450 [ 67.981096] ? security_socket_sendmsg+0x50/0x90 [ 67.985849] ? ipip_gro_receive+0xf0/0xf0 [ 67.989988] sock_sendmsg+0xb7/0xf0 [ 67.993873] ___sys_sendmsg+0x649/0x950 [ 67.997841] ? find_held_lock+0x36/0x1d0 [ 68.001896] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.006645] ? __fget+0x278/0x400 [ 68.010103] ? kasan_check_read+0x11/0x20 [ 68.014255] ? __fget+0x295/0x400 [ 68.017718] ? __f_unlock_pos+0xd/0x10 [ 68.021633] ? __fget_light+0x174/0x1e0 [ 68.025603] ? __fdget+0xe/0x10 [ 68.031486] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.036326] __sys_sendmsg+0xd9/0x180 [ 68.040119] ? __ia32_sys_shutdown+0x70/0x70 [ 68.044516] ? __sb_end_write+0xa4/0xd0 [ 68.048494] ? kasan_check_write+0x14/0x20 [ 68.052742] ? fput+0x18/0x120 [ 68.055940] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.061296] __x64_sys_sendmsg+0x73/0xb0 [ 68.065348] do_syscall_64+0xd6/0x4e0 [ 68.069140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.074317] RIP: 0033:0x458da9 [ 68.077510] 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 [ 68.096398] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.104119] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 68.111378] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.118635] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.125893] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 68.133174] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.140444] CPU: 1 PID: 7365 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 68.148249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.157608] Call Trace: [ 68.160206] dump_stack+0x123/0x177 [ 68.163843] should_fail.cold.4+0x5/0x13 [ 68.167911] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.173010] ? debug_object_activate+0x32d/0x4e0 [ 68.177780] ? lock_downgrade+0x860/0x860 [ 68.181919] __should_failslab+0xba/0xf0 [ 68.185983] should_failslab+0x9/0x14 [ 68.189776] kmem_cache_alloc_node+0x56/0x730 [ 68.194307] ? mark_held_locks+0xc7/0x130 [ 68.198443] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 68.203538] __alloc_skb+0xa7/0x580 [ 68.207149] ? skb_scrub_packet+0x3c0/0x3c0 [ 68.211470] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 68.216557] ? add_timer+0x39c/0x930 [ 68.220273] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 68.225632] _sctp_make_chunk+0x3f/0x260 [ 68.229698] sctp_make_cookie_echo+0x85/0x160 [ 68.234404] sctp_do_sm+0x2a6d/0x53b0 [ 68.238203] ? __lock_acquire+0x792/0x4980 [ 68.242425] ? sctp_sendmsg+0xd4f/0x17e0 [ 68.246474] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.252522] ? mark_held_locks+0x130/0x130 [ 68.256761] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 68.261865] ? quarantine_put+0x11b/0x1c0 [ 68.265999] ? find_held_lock+0x36/0x1d0 [ 68.270053] ? kvm_clock_read+0x18/0x30 [ 68.274011] ? kvm_clock_get_cycles+0x9/0x10 [ 68.278419] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.282637] ? mark_held_locks+0x130/0x130 [ 68.286862] sctp_inq_push+0x1aa/0x240 [ 68.290734] sctp_backlog_rcv+0x1ac/0x1280 [ 68.294968] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.299369] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.303940] ? sctp_hash_key+0x5b0/0x5b0 [ 68.307985] ? __release_sock+0xd0/0x360 [ 68.312028] ? __release_sock+0xd0/0x360 [ 68.316080] ? __local_bh_enable_ip+0x160/0x260 [ 68.320750] __release_sock+0x10c/0x360 [ 68.324712] release_sock+0x4f/0x180 [ 68.328410] sctp_wait_for_connect+0x22c/0x4c0 [ 68.332977] ? refcount_inc_checked+0x30/0x30 [ 68.337461] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.342204] ? finish_wait+0x290/0x290 [ 68.346976] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.351367] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 68.356022] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.360762] ? sctp_clear_owner_w+0x100/0x100 [ 68.365243] ? lock_downgrade+0x860/0x860 [ 68.369395] ? kasan_check_read+0x11/0x20 [ 68.373555] sctp_sendmsg+0xd4f/0x17e0 [ 68.377425] ? rw_copy_check_uvector+0x66/0x340 [ 68.382425] ? sctp_id2assoc+0x250/0x250 [ 68.386469] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.391828] ? dup_iter+0x250/0x250 [ 68.395447] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.400199] inet_sendmsg+0x10d/0x450 [ 68.403985] ? security_socket_sendmsg+0x50/0x90 [ 68.408722] ? ipip_gro_receive+0xf0/0xf0 [ 68.412853] sock_sendmsg+0xb7/0xf0 [ 68.416463] ___sys_sendmsg+0x649/0x950 [ 68.420430] ? find_held_lock+0x36/0x1d0 [ 68.424474] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.429218] ? __fget+0x278/0x400 [ 68.432658] ? kasan_check_read+0x11/0x20 [ 68.436790] ? __fget+0x295/0x400 [ 68.440230] ? __f_unlock_pos+0xd/0x10 [ 68.444102] ? __fget_light+0x174/0x1e0 [ 68.448058] ? __fdget+0xe/0x10 [ 68.451336] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.456176] __sys_sendmsg+0xd9/0x180 [ 68.459965] ? __ia32_sys_shutdown+0x70/0x70 [ 68.464374] ? __sb_end_write+0xa4/0xd0 [ 68.468334] ? kasan_check_write+0x14/0x20 [ 68.472550] ? fput+0x18/0x120 [ 68.475746] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.481108] __x64_sys_sendmsg+0x73/0xb0 [ 68.485164] do_syscall_64+0xd6/0x4e0 [ 68.489071] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.494263] RIP: 0033:0x458da9 [ 68.497452] 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 [ 68.516352] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.524047] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 68.531302] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.538572] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.545826] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 68.553079] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.560348] CPU: 0 PID: 7366 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 68.568153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.577736] Call Trace: [ 68.580332] dump_stack+0x123/0x177 [ 68.584055] should_fail.cold.4+0x5/0x13 [ 68.588140] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.593359] ? __lock_is_held+0xb5/0x140 [ 68.597432] __should_failslab+0xba/0xf0 [ 68.601507] should_failslab+0x9/0x14 [ 68.605318] __kmalloc+0x70/0x770 [ 68.608786] ? __kmalloc_track_caller+0x5e5/0x760 [ 68.613642] ? sctp_tsnmap_init+0x161/0x220 [ 68.617984] sctp_tsnmap_init+0x161/0x220 [ 68.622148] sctp_process_init+0x1bb0/0x2d50 [ 68.626586] ? sctp_verify_init+0x1660/0x1660 [ 68.631097] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 68.635694] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 68.640372] ? save_stack+0x43/0xd0 [ 68.643998] ? __kasan_slab_free+0x102/0x150 [ 68.648412] ? kasan_slab_free+0xe/0x10 [ 68.652395] sctp_do_sm+0xa0f/0x53b0 [ 68.656122] ? __lock_acquire+0x792/0x4980 [ 68.660362] ? sctp_sendmsg+0xd4f/0x17e0 [ 68.664431] ? inet_sendmsg+0x10d/0x450 [ 68.668419] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 68.674504] ? mark_held_locks+0x130/0x130 [ 68.678751] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 68.683860] ? quarantine_put+0x11b/0x1c0 [ 68.688022] ? find_held_lock+0x36/0x1d0 [ 68.692127] ? kvm_clock_read+0x18/0x30 [ 68.696124] ? kvm_clock_get_cycles+0x9/0x10 [ 68.700540] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 68.704782] ? mark_held_locks+0x130/0x130 [ 68.708582] FAULT_INJECTION: forcing a failure. [ 68.708582] name failslab, interval 1, probability 0, space 0, times 0 [ 68.709028] sctp_inq_push+0x1aa/0x240 [ 68.709037] sctp_backlog_rcv+0x1ac/0x1280 [ 68.709046] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.709053] ? lockdep_hardirqs_on+0x421/0x5c0 [ 68.709061] ? sctp_hash_key+0x5b0/0x5b0 [ 68.741431] ? __release_sock+0xd0/0x360 [ 68.745500] ? __release_sock+0xd0/0x360 [ 68.749565] ? __local_bh_enable_ip+0x160/0x260 [ 68.754249] __release_sock+0x10c/0x360 [ 68.758235] release_sock+0x4f/0x180 [ 68.761965] sctp_wait_for_connect+0x22c/0x4c0 [ 68.766537] ? refcount_inc_checked+0x30/0x30 [ 68.771044] ? sctp_get_port_local+0x14d0/0x14d0 [ 68.775788] ? finish_wait+0x290/0x290 [ 68.779677] ? sctp_primitive_SEND+0x7c/0xc0 [ 68.784078] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 68.788735] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 68.793481] ? sctp_clear_owner_w+0x100/0x100 [ 68.797965] ? lock_downgrade+0x860/0x860 [ 68.802102] ? kasan_check_read+0x11/0x20 [ 68.806254] sctp_sendmsg+0xd4f/0x17e0 [ 68.810127] ? rw_copy_check_uvector+0x66/0x340 [ 68.814783] ? sctp_id2assoc+0x250/0x250 [ 68.818837] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 68.824197] ? dup_iter+0x250/0x250 [ 68.827818] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.832583] inet_sendmsg+0x10d/0x450 [ 68.836367] ? security_socket_sendmsg+0x50/0x90 [ 68.841125] ? ipip_gro_receive+0xf0/0xf0 [ 68.845277] sock_sendmsg+0xb7/0xf0 [ 68.848910] ___sys_sendmsg+0x649/0x950 [ 68.852877] ? find_held_lock+0x36/0x1d0 [ 68.856944] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.861711] ? __fget+0x278/0x400 [ 68.865159] ? kasan_check_read+0x11/0x20 [ 68.869297] ? __fget+0x295/0x400 [ 68.872743] ? __f_unlock_pos+0xd/0x10 [ 68.876616] ? __fget_light+0x174/0x1e0 [ 68.880575] ? __fdget+0xe/0x10 [ 68.883848] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.888684] __sys_sendmsg+0xd9/0x180 [ 68.892483] ? __ia32_sys_shutdown+0x70/0x70 [ 68.896895] ? __sb_end_write+0xa4/0xd0 [ 68.900878] ? kasan_check_write+0x14/0x20 [ 68.905122] ? fput+0x18/0x120 [ 68.908329] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.913698] __x64_sys_sendmsg+0x73/0xb0 [ 68.917761] do_syscall_64+0xd6/0x4e0 [ 68.921574] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.922322] FAULT_INJECTION: forcing a failure. [ 68.922322] name failslab, interval 1, probability 0, space 0, times 0 [ 68.926783] RIP: 0033:0x458da9 [ 68.926790] 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 [ 68.926793] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.926799] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 68.926803] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 68.926806] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.926809] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 68.926812] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 68.933662] FAULT_INJECTION: forcing a failure. [ 68.933662] name failslab, interval 1, probability 0, space 0, times 0 [ 68.950341] CPU: 1 PID: 7388 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 69.023145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.032484] Call Trace: [ 69.035060] dump_stack+0x123/0x177 [ 69.038691] should_fail.cold.4+0x5/0x13 [ 69.042737] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.047826] ? find_held_lock+0x36/0x1d0 [ 69.051874] __should_failslab+0xba/0xf0 [ 69.055925] should_failslab+0x9/0x14 [ 69.059707] kmem_cache_alloc+0x47/0x730 [ 69.063753] ? trace_hardirqs_on+0x28/0x190 [ 69.068064] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 69.073499] __debug_object_init+0x7dc/0xd70 [ 69.077895] ? debug_object_fixup+0x30/0x30 [ 69.082202] ? sctp_generate_t1_init_event+0x20/0x20 [ 69.087289] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 69.092722] debug_object_init+0x16/0x20 [ 69.096768] init_timer_key+0x2e/0x270 [ 69.100644] sctp_association_new+0x9fd/0x1ef0 [ 69.105216] sctp_make_temp_asoc+0x8b/0x1a0 [ 69.109546] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 69.115343] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 69.120958] ? dccp_diag_dump+0x20/0x20 [ 69.124922] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 69.129506] sctp_do_sm+0x117/0x53b0 [ 69.133225] ? __lock_acquire+0x792/0x4980 [ 69.137444] ? __kernel_text_address+0xd/0x40 [ 69.141922] ? unwind_get_return_address+0x61/0xa0 [ 69.146835] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.152876] ? mark_held_locks+0x130/0x130 [ 69.157107] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 69.162543] ? check_noncircular+0x20/0x20 [ 69.166757] ? save_stack+0xa9/0xd0 [ 69.170365] ? save_stack+0x43/0xd0 [ 69.173985] ? kasan_kmalloc+0xc7/0xe0 [ 69.177856] ? kasan_slab_alloc+0x12/0x20 [ 69.181988] ? find_held_lock+0x36/0x1d0 [ 69.186032] ? mark_held_locks+0xc7/0x130 [ 69.190168] ? ktime_get+0x1a6/0x240 [ 69.193879] ? kvm_clock_read+0x18/0x30 [ 69.197856] ? kvm_clock_get_cycles+0x9/0x10 [ 69.202249] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.206477] ? mark_held_locks+0x130/0x130 [ 69.210704] sctp_inq_push+0x1aa/0x240 [ 69.214577] sctp_backlog_rcv+0x1ac/0x1280 [ 69.218797] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.223190] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.227757] ? sctp_hash_key+0x5b0/0x5b0 [ 69.231806] ? __release_sock+0xd0/0x360 [ 69.235851] ? __release_sock+0xd0/0x360 [ 69.239910] ? __local_bh_enable_ip+0x160/0x260 [ 69.244580] __release_sock+0x10c/0x360 [ 69.248541] release_sock+0x4f/0x180 [ 69.252242] sctp_wait_for_connect+0x22c/0x4c0 [ 69.256809] ? refcount_inc_checked+0x30/0x30 [ 69.261293] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.266031] ? finish_wait+0x290/0x290 [ 69.269940] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.274356] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.279027] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.283795] ? sctp_clear_owner_w+0x100/0x100 [ 69.288311] ? lock_downgrade+0x860/0x860 [ 69.292608] ? kasan_check_read+0x11/0x20 [ 69.296762] sctp_sendmsg+0xd4f/0x17e0 [ 69.300769] ? rw_copy_check_uvector+0x66/0x340 [ 69.305477] ? sctp_id2assoc+0x250/0x250 [ 69.309540] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.314915] ? dup_iter+0x250/0x250 [ 69.318546] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.323293] inet_sendmsg+0x10d/0x450 [ 69.327095] ? security_socket_sendmsg+0x50/0x90 [ 69.331835] ? ipip_gro_receive+0xf0/0xf0 [ 69.335969] sock_sendmsg+0xb7/0xf0 [ 69.339583] ___sys_sendmsg+0x649/0x950 [ 69.343544] ? find_held_lock+0x36/0x1d0 [ 69.347603] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.352344] ? __fget+0x278/0x400 [ 69.355805] ? kasan_check_read+0x11/0x20 [ 69.359938] ? __fget+0x295/0x400 [ 69.363375] ? __f_unlock_pos+0xd/0x10 [ 69.367249] ? __fget_light+0x174/0x1e0 [ 69.371213] ? __fdget+0xe/0x10 [ 69.374672] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.379498] __sys_sendmsg+0xd9/0x180 [ 69.383283] ? __ia32_sys_shutdown+0x70/0x70 [ 69.387676] ? __sb_end_write+0xa4/0xd0 [ 69.391642] ? kasan_check_write+0x14/0x20 [ 69.395857] ? fput+0x18/0x120 [ 69.399040] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.404401] __x64_sys_sendmsg+0x73/0xb0 [ 69.408461] do_syscall_64+0xd6/0x4e0 [ 69.412304] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.417488] RIP: 0033:0x458da9 [ 69.420663] 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 [ 69.439647] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.447338] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 69.454764] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.462036] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.469355] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 69.476624] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.483896] CPU: 0 PID: 7397 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 69.491702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.501060] Call Trace: [ 69.503652] dump_stack+0x123/0x177 [ 69.507289] should_fail.cold.4+0x5/0x13 [ 69.511350] ? mark_held_locks+0x130/0x130 [ 69.515593] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.520697] ? find_held_lock+0x36/0x1d0 [ 69.524787] __should_failslab+0xba/0xf0 [ 69.528849] should_failslab+0x9/0x14 [ 69.532655] kmem_cache_alloc_node_trace+0x5a/0x740 [ 69.537680] __kmalloc_node_track_caller+0x3c/0x70 [ 69.542616] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 69.545478] FAULT_INJECTION: forcing a failure. [ 69.545478] name failslab, interval 1, probability 0, space 0, times 0 [ 69.547469] __alloc_skb+0xd7/0x580 [ 69.562373] ? skb_scrub_packet+0x3c0/0x3c0 [ 69.566701] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 69.571810] ? add_timer+0x39c/0x930 [ 69.575526] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 69.580897] _sctp_make_chunk+0x3f/0x260 [ 69.584954] sctp_make_cookie_echo+0x85/0x160 [ 69.589570] sctp_do_sm+0x2a6d/0x53b0 [ 69.593376] ? __lock_acquire+0x792/0x4980 [ 69.597621] ? sctp_sendmsg+0xd4f/0x17e0 [ 69.601690] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 69.607745] ? mark_held_locks+0x130/0x130 [ 69.611982] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 69.617088] ? quarantine_put+0x11b/0x1c0 [ 69.621241] ? find_held_lock+0x36/0x1d0 [ 69.625305] ? kvm_clock_read+0x18/0x30 [ 69.629269] ? kvm_clock_get_cycles+0x9/0x10 [ 69.633682] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 69.637923] ? mark_held_locks+0x130/0x130 [ 69.642162] sctp_inq_push+0x1aa/0x240 [ 69.646048] sctp_backlog_rcv+0x1ac/0x1280 [ 69.650280] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.654686] ? lockdep_hardirqs_on+0x421/0x5c0 [ 69.659268] ? sctp_hash_key+0x5b0/0x5b0 [ 69.663321] ? __release_sock+0xd0/0x360 [ 69.667380] ? __release_sock+0xd0/0x360 [ 69.671700] ? __local_bh_enable_ip+0x160/0x260 [ 69.676368] __release_sock+0x10c/0x360 [ 69.680343] release_sock+0x4f/0x180 [ 69.684058] sctp_wait_for_connect+0x22c/0x4c0 [ 69.688632] ? refcount_inc_checked+0x30/0x30 [ 69.693131] ? sctp_get_port_local+0x14d0/0x14d0 [ 69.697884] ? finish_wait+0x290/0x290 [ 69.701771] ? sctp_primitive_SEND+0x7c/0xc0 [ 69.706184] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 69.710855] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 69.715736] ? sctp_clear_owner_w+0x100/0x100 [ 69.720235] ? lock_downgrade+0x860/0x860 [ 69.724383] ? kasan_check_read+0x11/0x20 [ 69.728540] sctp_sendmsg+0xd4f/0x17e0 [ 69.732433] ? rw_copy_check_uvector+0x66/0x340 [ 69.737109] ? sctp_id2assoc+0x250/0x250 [ 69.741176] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 69.746538] ? dup_iter+0x250/0x250 [ 69.750166] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.754932] inet_sendmsg+0x10d/0x450 [ 69.758719] ? security_socket_sendmsg+0x50/0x90 [ 69.763466] ? ipip_gro_receive+0xf0/0xf0 [ 69.767597] sock_sendmsg+0xb7/0xf0 [ 69.771209] ___sys_sendmsg+0x649/0x950 [ 69.775176] ? find_held_lock+0x36/0x1d0 [ 69.779224] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.783970] ? __fget+0x278/0x400 [ 69.787428] ? kasan_check_read+0x11/0x20 [ 69.791562] ? __fget+0x295/0x400 [ 69.795004] ? __f_unlock_pos+0xd/0x10 [ 69.798885] ? __fget_light+0x174/0x1e0 [ 69.802864] ? __fdget+0xe/0x10 [ 69.806142] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.810984] __sys_sendmsg+0xd9/0x180 [ 69.814777] ? __ia32_sys_shutdown+0x70/0x70 [ 69.819191] ? __sb_end_write+0xa4/0xd0 [ 69.823167] ? kasan_check_write+0x14/0x20 [ 69.827404] ? fput+0x18/0x120 [ 69.830589] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.835945] __x64_sys_sendmsg+0x73/0xb0 [ 69.840004] do_syscall_64+0xd6/0x4e0 [ 69.843798] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.848976] RIP: 0033:0x458da9 [ 69.852155] 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 [ 69.871053] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.878764] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 69.886036] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 69.893301] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.900588] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 69.907855] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 69.931498] FAULT_INJECTION: forcing a failure. [ 69.931498] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.943054] CPU: 1 PID: 7394 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 69.951103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.960450] Call Trace: [ 69.963025] dump_stack+0x123/0x177 [ 69.966641] should_fail.cold.4+0x5/0x13 [ 69.970684] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.975799] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 69.980886] ? rcu_read_unlock_special+0x67d/0xec0 [ 69.985801] __should_failslab+0xba/0xf0 [ 69.989935] should_failslab+0x9/0x14 [ 69.993733] kmem_cache_alloc_node+0x56/0x730 [ 69.998212] ? sctp_packet_config+0x7aa/0xea0 [ 70.002695] __alloc_skb+0xa7/0x580 [ 70.006313] ? skb_scrub_packet+0x3c0/0x3c0 [ 70.010614] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 70.015793] ? sctp_packet_config+0x7c7/0xea0 [ 70.020271] ? kasan_slab_alloc+0x12/0x20 [ 70.024399] ? kmem_cache_alloc+0x12e/0x730 [ 70.028705] sctp_packet_transmit+0x26b/0x3490 [ 70.033266] ? sctp_packet_append_chunk+0x890/0xef0 [ 70.038274] ? sock_sendmsg+0xb7/0xf0 [ 70.042070] ? ___sys_sendmsg+0x649/0x950 [ 70.046199] ? __sys_sendmsg+0xd9/0x180 [ 70.050163] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 70.055944] ? sctp_packet_config+0xea0/0xea0 [ 70.060435] ? sctp_packet_append_chunk+0x890/0xef0 [ 70.065436] ? sctp_packet_transmit_chunk+0x22/0x124 [ 70.070519] sctp_outq_flush+0x252/0x22f0 [ 70.074651] ? rcu_read_lock_sched_held+0x108/0x120 [ 70.079660] ? kmem_cache_alloc+0x33a/0x730 [ 70.083968] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 70.089248] ? __sctp_outq_teardown+0xc30/0xc30 [ 70.093903] ? sctp_outq_tail+0x58c/0x970 [ 70.098034] sctp_outq_uncork+0x49/0x60 [ 70.101993] sctp_do_sm+0x107d/0x53b0 [ 70.105778] ? __lock_acquire+0x792/0x4980 [ 70.109993] ? sctp_sendmsg+0xd4f/0x17e0 [ 70.114039] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.120081] ? mark_held_locks+0x130/0x130 [ 70.124307] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 70.129483] ? quarantine_put+0x11b/0x1c0 [ 70.133620] ? find_held_lock+0x36/0x1d0 [ 70.137674] ? kvm_clock_read+0x18/0x30 [ 70.141636] ? kvm_clock_get_cycles+0x9/0x10 [ 70.146032] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.150254] ? mark_held_locks+0x130/0x130 [ 70.154493] sctp_inq_push+0x1aa/0x240 [ 70.158367] sctp_backlog_rcv+0x1ac/0x1280 [ 70.162583] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.166973] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.171556] ? sctp_hash_key+0x5b0/0x5b0 [ 70.175609] ? __release_sock+0xd0/0x360 [ 70.179651] ? __release_sock+0xd0/0x360 [ 70.183694] ? __local_bh_enable_ip+0x160/0x260 [ 70.188349] __release_sock+0x10c/0x360 [ 70.192323] release_sock+0x4f/0x180 [ 70.196019] sctp_wait_for_connect+0x22c/0x4c0 [ 70.200585] ? refcount_inc_checked+0x30/0x30 [ 70.205064] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.209803] ? finish_wait+0x290/0x290 [ 70.213689] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.218095] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 70.222748] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.227492] ? sctp_clear_owner_w+0x100/0x100 [ 70.231981] ? lock_downgrade+0x860/0x860 [ 70.236135] ? kasan_check_read+0x11/0x20 [ 70.240270] sctp_sendmsg+0xd4f/0x17e0 [ 70.244141] ? rw_copy_check_uvector+0x66/0x340 [ 70.248809] ? sctp_id2assoc+0x250/0x250 [ 70.252856] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.258201] ? dup_iter+0x250/0x250 [ 70.261818] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.266559] inet_sendmsg+0x10d/0x450 [ 70.270342] ? security_socket_sendmsg+0x50/0x90 [ 70.275077] ? ipip_gro_receive+0xf0/0xf0 [ 70.279218] sock_sendmsg+0xb7/0xf0 [ 70.282848] ___sys_sendmsg+0x649/0x950 [ 70.286808] ? find_held_lock+0x36/0x1d0 [ 70.290851] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.295680] ? __fget+0x278/0x400 [ 70.299119] ? kasan_check_read+0x11/0x20 [ 70.303285] ? __fget+0x295/0x400 [ 70.306732] ? __f_unlock_pos+0xd/0x10 [ 70.310606] ? __fget_light+0x174/0x1e0 [ 70.314567] ? __fdget+0xe/0x10 [ 70.317834] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.322672] __sys_sendmsg+0xd9/0x180 [ 70.326454] ? __ia32_sys_shutdown+0x70/0x70 [ 70.330859] ? __sb_end_write+0xa4/0xd0 [ 70.334818] ? kasan_check_write+0x14/0x20 [ 70.339033] ? fput+0x18/0x120 [ 70.342216] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.347564] __x64_sys_sendmsg+0x73/0xb0 [ 70.351616] do_syscall_64+0xd6/0x4e0 [ 70.355413] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.360585] RIP: 0033:0x458da9 [ 70.363779] 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 [ 70.382680] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.390376] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 70.397630] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.404884] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.412134] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 70.419481] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.426768] CPU: 0 PID: 7403 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 70.434576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.443934] Call Trace: [ 70.446525] dump_stack+0x123/0x177 [ 70.450286] should_fail.cold.4+0x5/0x13 [ 70.454507] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.459612] ? save_stack+0xa9/0xd0 [ 70.463245] __alloc_pages_nodemask+0x1d5/0x710 [ 70.467924] ? sctp_inq_push+0x1aa/0x240 [ 70.472007] ? sctp_backlog_rcv+0x1ac/0x1280 [ 70.476414] ? __release_sock+0x10c/0x360 [ 70.480565] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 70.485574] ? sock_sendmsg+0xb7/0xf0 [ 70.489390] ? do_syscall_64+0xd6/0x4e0 [ 70.493403] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.498770] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.503882] cache_grow_begin+0x91/0x8d0 [ 70.507947] ? kmem_cache_alloc_trace+0xa0/0x750 [ 70.512717] kmem_cache_alloc_trace+0x67e/0x750 [ 70.517396] flex_array_alloc+0x19e/0x270 [ 70.521547] fa_alloc+0x14/0x50 [ 70.524844] sctp_stream_alloc_in+0x23/0x230 [ 70.529252] sctp_stream_init+0x1ba/0x330 [ 70.533409] ? sctp_tsnmap_init+0x161/0x220 [ 70.537734] sctp_process_init+0x1c24/0x2d50 [ 70.542150] ? sctp_verify_init+0x1660/0x1660 [ 70.546646] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 70.551232] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 70.555904] ? save_stack+0x43/0xd0 [ 70.559526] ? __kasan_slab_free+0x102/0x150 [ 70.563930] ? kasan_slab_free+0xe/0x10 [ 70.567902] sctp_do_sm+0xa0f/0x53b0 [ 70.571613] ? __lock_acquire+0x792/0x4980 [ 70.575847] ? sctp_sendmsg+0xd4f/0x17e0 [ 70.579908] ? inet_sendmsg+0x10d/0x450 [ 70.583890] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 70.589940] ? mark_held_locks+0x130/0x130 [ 70.594170] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 70.599269] ? quarantine_put+0x11b/0x1c0 [ 70.603407] ? find_held_lock+0x36/0x1d0 [ 70.607461] ? kvm_clock_read+0x18/0x30 [ 70.611419] ? kvm_clock_get_cycles+0x9/0x10 [ 70.615817] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 70.620046] ? mark_held_locks+0x130/0x130 [ 70.624287] sctp_inq_push+0x1aa/0x240 [ 70.628183] sctp_backlog_rcv+0x1ac/0x1280 [ 70.632412] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.636814] ? lockdep_hardirqs_on+0x421/0x5c0 [ 70.641391] ? sctp_hash_key+0x5b0/0x5b0 [ 70.645447] ? __release_sock+0xd0/0x360 [ 70.649501] ? __release_sock+0xd0/0x360 [ 70.653698] ? __local_bh_enable_ip+0x160/0x260 [ 70.658370] __release_sock+0x10c/0x360 [ 70.662346] release_sock+0x4f/0x180 [ 70.666060] sctp_wait_for_connect+0x22c/0x4c0 [ 70.670640] ? refcount_inc_checked+0x30/0x30 [ 70.675147] ? sctp_get_port_local+0x14d0/0x14d0 [ 70.679900] ? finish_wait+0x290/0x290 [ 70.683780] ? sctp_primitive_SEND+0x7c/0xc0 [ 70.688175] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 70.692829] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 70.697593] ? sctp_clear_owner_w+0x100/0x100 [ 70.702086] ? lock_downgrade+0x860/0x860 [ 70.706230] ? kasan_check_read+0x11/0x20 [ 70.710370] sctp_sendmsg+0xd4f/0x17e0 [ 70.714243] ? rw_copy_check_uvector+0x66/0x340 [ 70.718897] ? sctp_id2assoc+0x250/0x250 [ 70.722957] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 70.728304] ? dup_iter+0x250/0x250 [ 70.731931] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.736681] inet_sendmsg+0x10d/0x450 [ 70.740480] ? security_socket_sendmsg+0x50/0x90 [ 70.745223] ? ipip_gro_receive+0xf0/0xf0 [ 70.749370] sock_sendmsg+0xb7/0xf0 [ 70.753048] ___sys_sendmsg+0x649/0x950 [ 70.757039] ? find_held_lock+0x36/0x1d0 [ 70.761101] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.765945] ? __fget+0x278/0x400 [ 70.769393] ? kasan_check_read+0x11/0x20 [ 70.773530] ? __fget+0x295/0x400 [ 70.776998] ? __f_unlock_pos+0xd/0x10 [ 70.780883] ? __fget_light+0x174/0x1e0 [ 70.784867] ? __fdget+0xe/0x10 [ 70.788141] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.792992] __sys_sendmsg+0xd9/0x180 [ 70.796798] ? __ia32_sys_shutdown+0x70/0x70 [ 70.801200] ? __sb_end_write+0xa4/0xd0 [ 70.805164] ? kasan_check_write+0x14/0x20 [ 70.809396] ? fput+0x18/0x120 [ 70.812577] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.817932] __x64_sys_sendmsg+0x73/0xb0 [ 70.821981] do_syscall_64+0xd6/0x4e0 [ 70.825779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.830964] RIP: 0033:0x458da9 2020/04/01 10:38:39 executed programs: 66 [ 70.834146] 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 [ 70.853043] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.860739] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 70.868006] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 70.875271] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.882549] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 70.889816] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 70.913403] CPU: 1 PID: 7396 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 70.919397] FAULT_INJECTION: forcing a failure. [ 70.919397] name failslab, interval 1, probability 0, space 0, times 0 [ 70.921248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.921252] Call Trace: [ 70.921264] dump_stack+0x123/0x177 [ 70.921279] should_fail.cold.4+0x5/0x13 [ 70.921290] ? mark_held_locks+0x130/0x130 [ 70.958704] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.963798] ? find_held_lock+0x36/0x1d0 [ 70.967846] __should_failslab+0xba/0xf0 [ 70.971893] should_failslab+0x9/0x14 [ 70.975687] kmem_cache_alloc_node_trace+0x5a/0x740 [ 70.980691] __kmalloc_node_track_caller+0x3c/0x70 [ 70.985763] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 70.990516] __alloc_skb+0xd7/0x580 [ 70.994133] ? skb_scrub_packet+0x3c0/0x3c0 [ 70.998464] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.003561] ? add_timer+0x39c/0x930 [ 71.007278] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 71.012638] _sctp_make_chunk+0x3f/0x260 [ 71.016689] sctp_make_cookie_echo+0x85/0x160 [ 71.021169] sctp_do_sm+0x2a6d/0x53b0 [ 71.024956] ? __lock_acquire+0x792/0x4980 [ 71.029174] ? sctp_sendmsg+0xd4f/0x17e0 [ 71.033222] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.039280] ? mark_held_locks+0x130/0x130 [ 71.043501] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 71.048600] ? quarantine_put+0x11b/0x1c0 [ 71.052757] ? find_held_lock+0x36/0x1d0 [ 71.056827] ? kvm_clock_read+0x18/0x30 [ 71.060782] ? kvm_clock_get_cycles+0x9/0x10 [ 71.065174] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.069395] ? mark_held_locks+0x130/0x130 [ 71.074943] sctp_inq_push+0x1aa/0x240 [ 71.078823] sctp_backlog_rcv+0x1ac/0x1280 [ 71.083041] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.087445] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.092011] ? sctp_hash_key+0x5b0/0x5b0 [ 71.096069] ? __release_sock+0xd0/0x360 [ 71.100111] ? __release_sock+0xd0/0x360 [ 71.104156] ? __local_bh_enable_ip+0x160/0x260 [ 71.108810] __release_sock+0x10c/0x360 [ 71.112774] release_sock+0x4f/0x180 [ 71.116473] sctp_wait_for_connect+0x22c/0x4c0 [ 71.121047] ? refcount_inc_checked+0x30/0x30 [ 71.125536] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.130274] ? finish_wait+0x290/0x290 [ 71.134146] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.138563] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 71.143218] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.147959] ? sctp_clear_owner_w+0x100/0x100 [ 71.152441] ? lock_downgrade+0x860/0x860 [ 71.156843] ? kasan_check_read+0x11/0x20 [ 71.160977] sctp_sendmsg+0xd4f/0x17e0 [ 71.164865] ? rw_copy_check_uvector+0x66/0x340 [ 71.169566] ? sctp_id2assoc+0x250/0x250 [ 71.173612] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.178964] ? dup_iter+0x250/0x250 [ 71.182580] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.187320] inet_sendmsg+0x10d/0x450 [ 71.191106] ? security_socket_sendmsg+0x50/0x90 [ 71.195857] ? ipip_gro_receive+0xf0/0xf0 [ 71.200073] sock_sendmsg+0xb7/0xf0 [ 71.203683] ___sys_sendmsg+0x649/0x950 [ 71.207642] ? find_held_lock+0x36/0x1d0 [ 71.211687] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.216428] ? __fget+0x278/0x400 [ 71.219865] ? kasan_check_read+0x11/0x20 [ 71.223997] ? __fget+0x295/0x400 [ 71.227436] ? __f_unlock_pos+0xd/0x10 [ 71.231319] ? __fget_light+0x174/0x1e0 [ 71.235282] ? __fdget+0xe/0x10 [ 71.238558] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.243399] __sys_sendmsg+0xd9/0x180 [ 71.247181] ? __ia32_sys_shutdown+0x70/0x70 [ 71.251571] ? __sb_end_write+0xa4/0xd0 [ 71.255529] ? kasan_check_write+0x14/0x20 [ 71.259758] ? fput+0x18/0x120 [ 71.262939] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.268287] __x64_sys_sendmsg+0x73/0xb0 [ 71.272331] do_syscall_64+0xd6/0x4e0 [ 71.276119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.281359] RIP: 0033:0x458da9 [ 71.284550] 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 [ 71.303452] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.311154] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 71.318416] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.325694] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.332965] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 71.340221] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 71.347502] CPU: 0 PID: 7406 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 71.355307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.364696] Call Trace: [ 71.367288] dump_stack+0x123/0x177 [ 71.370937] should_fail.cold.4+0x5/0x13 [ 71.375006] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.380113] ? is_bpf_text_address+0x7d/0xe0 [ 71.384534] __should_failslab+0xba/0xf0 [ 71.388599] should_failslab+0x9/0x14 [ 71.392399] kmem_cache_alloc_node+0x56/0x730 [ 71.396900] ? sctp_packet_config+0x7aa/0xea0 [ 71.401400] __alloc_skb+0xa7/0x580 [ 71.405033] ? skb_scrub_packet+0x3c0/0x3c0 [ 71.409356] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 71.414550] ? sctp_packet_config+0x7c7/0xea0 [ 71.419064] ? kasan_slab_alloc+0x12/0x20 [ 71.423213] ? kmem_cache_alloc+0x12e/0x730 [ 71.427589] sctp_packet_transmit+0x26b/0x3490 [ 71.432177] ? sctp_packet_append_chunk+0x890/0xef0 [ 71.437203] ? sock_sendmsg+0xb7/0xf0 [ 71.441002] ? ___sys_sendmsg+0x649/0x950 [ 71.445150] ? __sys_sendmsg+0xd9/0x180 [ 71.449140] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 71.454947] ? sctp_packet_config+0xea0/0xea0 [ 71.459446] ? sctp_packet_append_chunk+0x890/0xef0 [ 71.464473] ? sctp_packet_transmit_chunk+0x22/0x124 [ 71.469592] sctp_outq_flush+0x252/0x22f0 [ 71.473753] ? rcu_read_lock_sched_held+0x108/0x120 [ 71.478800] ? kmem_cache_alloc+0x33a/0x730 [ 71.483131] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.488242] ? __sctp_outq_teardown+0xc30/0xc30 [ 71.492927] ? sctp_outq_tail+0x58c/0x970 [ 71.493786] FAULT_INJECTION: forcing a failure. [ 71.493786] name failslab, interval 1, probability 0, space 0, times 0 [ 71.497073] sctp_outq_uncork+0x49/0x60 [ 71.497080] sctp_do_sm+0x107d/0x53b0 [ 71.497089] ? __lock_acquire+0x792/0x4980 [ 71.497094] ? sctp_sendmsg+0xd4f/0x17e0 [ 71.497105] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 71.497114] ? mark_held_locks+0x130/0x130 [ 71.497123] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 71.497130] ? quarantine_put+0x11b/0x1c0 [ 71.497140] ? find_held_lock+0x36/0x1d0 [ 71.497158] ? kvm_clock_read+0x18/0x30 [ 71.497162] ? kvm_clock_get_cycles+0x9/0x10 [ 71.497170] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 71.497175] ? mark_held_locks+0x130/0x130 [ 71.497188] sctp_inq_push+0x1aa/0x240 [ 71.497195] sctp_backlog_rcv+0x1ac/0x1280 [ 71.497201] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.497206] ? lockdep_hardirqs_on+0x421/0x5c0 [ 71.497214] ? sctp_hash_key+0x5b0/0x5b0 [ 71.520022] FAULT_INJECTION: forcing a failure. [ 71.520022] name failslab, interval 1, probability 0, space 0, times 0 [ 71.520381] ? __release_sock+0xd0/0x360 [ 71.601232] ? __release_sock+0xd0/0x360 [ 71.605311] ? __local_bh_enable_ip+0x160/0x260 [ 71.609987] __release_sock+0x10c/0x360 [ 71.613952] release_sock+0x4f/0x180 [ 71.617653] sctp_wait_for_connect+0x22c/0x4c0 [ 71.622229] ? refcount_inc_checked+0x30/0x30 [ 71.626810] ? sctp_get_port_local+0x14d0/0x14d0 [ 71.631558] ? finish_wait+0x290/0x290 [ 71.635434] ? sctp_primitive_SEND+0x7c/0xc0 [ 71.639829] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 71.644484] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 71.649675] ? sctp_clear_owner_w+0x100/0x100 [ 71.654156] ? lock_downgrade+0x860/0x860 [ 71.658308] ? kasan_check_read+0x11/0x20 [ 71.662445] sctp_sendmsg+0xd4f/0x17e0 [ 71.666320] ? rw_copy_check_uvector+0x66/0x340 [ 71.670983] ? sctp_id2assoc+0x250/0x250 [ 71.675033] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 71.680381] ? dup_iter+0x250/0x250 [ 71.683997] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.688743] inet_sendmsg+0x10d/0x450 [ 71.692535] ? security_socket_sendmsg+0x50/0x90 [ 71.697275] ? ipip_gro_receive+0xf0/0xf0 [ 71.701406] sock_sendmsg+0xb7/0xf0 [ 71.705029] ___sys_sendmsg+0x649/0x950 [ 71.709015] ? find_held_lock+0x36/0x1d0 [ 71.713084] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.717840] ? __fget+0x278/0x400 [ 71.721325] ? kasan_check_read+0x11/0x20 [ 71.725481] ? __fget+0x295/0x400 [ 71.728937] ? __f_unlock_pos+0xd/0x10 [ 71.732830] ? __fget_light+0x174/0x1e0 [ 71.736808] ? __fdget+0xe/0x10 [ 71.740098] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.744943] __sys_sendmsg+0xd9/0x180 [ 71.748741] ? __ia32_sys_shutdown+0x70/0x70 [ 71.753151] ? __sb_end_write+0xa4/0xd0 [ 71.757130] ? kasan_check_write+0x14/0x20 [ 71.761364] ? fput+0x18/0x120 [ 71.762943] FAULT_INJECTION: forcing a failure. [ 71.762943] name failslab, interval 1, probability 0, space 0, times 0 [ 71.764561] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.764573] __x64_sys_sendmsg+0x73/0xb0 [ 71.764583] do_syscall_64+0xd6/0x4e0 [ 71.764592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.764597] RIP: 0033:0x458da9 [ 71.764604] 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 [ 71.764607] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.764613] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 71.764618] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 71.838445] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 71.845719] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 71.854644] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 71.861919] CPU: 1 PID: 7411 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 71.869722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.879081] Call Trace: [ 71.881684] dump_stack+0x123/0x177 [ 71.885319] should_fail.cold.4+0x5/0x13 [ 71.889388] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.893171] FAULT_INJECTION: forcing a failure. [ 71.893171] name failslab, interval 1, probability 0, space 0, times 0 [ 71.894496] ? kernel_text_address+0x79/0xf0 [ 71.894502] ? __kernel_text_address+0xd/0x40 [ 71.894514] __should_failslab+0xba/0xf0 [ 71.894521] should_failslab+0x9/0x14 [ 71.894530] kmem_cache_alloc_node_trace+0x5a/0x740 [ 71.927427] __kmalloc_node_track_caller+0x3c/0x70 [ 71.932345] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 71.937085] __alloc_skb+0xd7/0x580 [ 71.940708] ? skb_scrub_packet+0x3c0/0x3c0 [ 71.945038] ? find_held_lock+0x36/0x1d0 [ 71.949092] sctp_packet_transmit+0x26b/0x3490 [ 71.953877] ? sctp_packet_config+0x7aa/0xea0 [ 71.958365] ? kasan_check_read+0x11/0x20 [ 71.962500] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 71.967674] ? sctp_packet_config+0xea0/0xea0 [ 71.972155] ? sctp_packet_append_chunk+0x890/0xef0 [ 71.977153] ? sctp_outq_select_transport+0x1fa/0x730 [ 71.982329] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 71.987954] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 71.993392] ? sctp_verify_init+0x1650/0x1660 [ 71.997867] ? sctp_copy_one_addr+0xca/0xf0 [ 72.002176] sctp_outq_flush+0xd0/0x22f0 [ 72.006228] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 72.012185] ? __sctp_outq_teardown+0xc30/0xc30 [ 72.016841] ? sctp_outq_tail+0x58c/0x970 [ 72.020972] sctp_outq_uncork+0x49/0x60 [ 72.024929] sctp_do_sm+0x3711/0x53b0 [ 72.028714] ? __lock_acquire+0x792/0x4980 [ 72.032961] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.039005] ? mark_held_locks+0x130/0x130 [ 72.043235] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 72.050145] ? check_noncircular+0x20/0x20 [ 72.054374] ? save_stack+0xa9/0xd0 [ 72.057998] ? save_stack+0x43/0xd0 [ 72.061628] ? kasan_kmalloc+0xc7/0xe0 [ 72.065511] ? kasan_slab_alloc+0x12/0x20 [ 72.069653] ? find_held_lock+0x36/0x1d0 [ 72.073705] ? mark_held_locks+0xc7/0x130 [ 72.077848] ? ktime_get+0x1a6/0x240 [ 72.081556] ? kvm_clock_read+0x18/0x30 [ 72.085519] ? kvm_clock_get_cycles+0x9/0x10 [ 72.089914] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.094132] ? mark_held_locks+0x130/0x130 [ 72.098356] sctp_inq_push+0x1aa/0x240 [ 72.102269] sctp_backlog_rcv+0x1ac/0x1280 [ 72.106489] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.110893] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.115460] ? sctp_hash_key+0x5b0/0x5b0 [ 72.119516] ? __release_sock+0xd0/0x360 [ 72.123558] ? __release_sock+0xd0/0x360 [ 72.127603] ? __local_bh_enable_ip+0x160/0x260 [ 72.132256] __release_sock+0x10c/0x360 [ 72.136217] release_sock+0x4f/0x180 [ 72.139917] sctp_wait_for_connect+0x22c/0x4c0 [ 72.144480] ? refcount_inc_checked+0x30/0x30 [ 72.148967] ? sctp_get_port_local+0x14d0/0x14d0 [ 72.153705] ? finish_wait+0x290/0x290 [ 72.157580] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.161988] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 72.166642] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.171419] ? sctp_clear_owner_w+0x100/0x100 [ 72.175901] ? lock_downgrade+0x860/0x860 [ 72.180035] ? kasan_check_read+0x11/0x20 [ 72.184171] sctp_sendmsg+0xd4f/0x17e0 [ 72.188042] ? rw_copy_check_uvector+0x66/0x340 [ 72.192694] ? sctp_id2assoc+0x250/0x250 [ 72.196739] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.202088] ? dup_iter+0x250/0x250 [ 72.205700] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.210440] inet_sendmsg+0x10d/0x450 [ 72.214221] ? security_socket_sendmsg+0x50/0x90 [ 72.218961] ? ipip_gro_receive+0xf0/0xf0 [ 72.223095] sock_sendmsg+0xb7/0xf0 [ 72.226706] ___sys_sendmsg+0x649/0x950 [ 72.230665] ? find_held_lock+0x36/0x1d0 [ 72.234707] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.239459] ? __fget+0x278/0x400 [ 72.242900] ? kasan_check_read+0x11/0x20 [ 72.247034] ? __fget+0x295/0x400 [ 72.250476] ? __f_unlock_pos+0xd/0x10 [ 72.254350] ? __fget_light+0x174/0x1e0 [ 72.258309] ? __fdget+0xe/0x10 [ 72.261572] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.266413] __sys_sendmsg+0xd9/0x180 [ 72.270199] ? __ia32_sys_shutdown+0x70/0x70 [ 72.274593] ? __sb_end_write+0xa4/0xd0 [ 72.278552] ? kasan_check_write+0x14/0x20 [ 72.282773] ? fput+0x18/0x120 [ 72.285970] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.291331] __x64_sys_sendmsg+0x73/0xb0 [ 72.295381] do_syscall_64+0xd6/0x4e0 [ 72.299344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.304531] RIP: 0033:0x458da9 [ 72.307724] 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 [ 72.326613] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.334307] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 72.341565] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.348823] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.356092] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 72.363352] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.370623] CPU: 0 PID: 7419 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 72.378429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.387795] Call Trace: [ 72.390387] dump_stack+0x123/0x177 [ 72.394026] should_fail.cold.4+0x5/0x13 [ 72.398097] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.403206] ? lock_downgrade+0x860/0x860 [ 72.407347] __should_failslab+0xba/0xf0 [ 72.411410] should_failslab+0x9/0x14 [ 72.415219] kmem_cache_alloc+0x2be/0x730 [ 72.419363] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.423678] ? lock_downgrade+0x860/0x860 [ 72.427839] sctp_chunkify+0x46/0x270 [ 72.431652] _sctp_make_chunk+0x128/0x260 [ 72.435811] sctp_make_datafrag_empty+0x159/0x260 [ 72.440659] ? sctp_make_ecne+0xf0/0xf0 [ 72.444642] sctp_datamsg_from_user+0x4dc/0xf40 [ 72.449326] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 72.453916] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.458669] ? find_held_lock+0x36/0x1d0 [ 72.462734] ? sctp_clear_owner_w+0x100/0x100 [ 72.467245] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 72.472440] ? lock_downgrade+0x860/0x860 [ 72.476602] ? kasan_check_read+0x11/0x20 [ 72.480762] sctp_sendmsg+0xd4f/0x17e0 [ 72.484654] ? rw_copy_check_uvector+0x66/0x340 [ 72.489331] ? sctp_id2assoc+0x250/0x250 [ 72.493491] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.498862] ? dup_iter+0x250/0x250 [ 72.502496] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.507278] inet_sendmsg+0x10d/0x450 [ 72.511075] ? security_socket_sendmsg+0x50/0x90 [ 72.515837] ? ipip_gro_receive+0xf0/0xf0 [ 72.520071] sock_sendmsg+0xb7/0xf0 [ 72.523701] ___sys_sendmsg+0x649/0x950 [ 72.527683] ? find_held_lock+0x36/0x1d0 [ 72.531743] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.536518] ? __fget+0x278/0x400 [ 72.539981] ? kasan_check_read+0x11/0x20 [ 72.544131] ? __fget+0x295/0x400 [ 72.547596] ? __f_unlock_pos+0xd/0x10 [ 72.551572] ? __fget_light+0x174/0x1e0 [ 72.555561] ? __fdget+0xe/0x10 [ 72.558858] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.563695] __sys_sendmsg+0xd9/0x180 [ 72.567489] ? __ia32_sys_shutdown+0x70/0x70 [ 72.571894] ? __sb_end_write+0xa4/0xd0 [ 72.575874] ? kasan_check_write+0x14/0x20 [ 72.580097] ? fput+0x18/0x120 [ 72.583303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.588665] __x64_sys_sendmsg+0x73/0xb0 [ 72.592747] do_syscall_64+0xd6/0x4e0 [ 72.596548] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.601740] RIP: 0033:0x458da9 [ 72.604932] 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 [ 72.624047] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.631774] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 72.639044] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 72.646313] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.653593] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 72.660862] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 72.668148] CPU: 1 PID: 7410 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 72.675958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.685197] FAULT_INJECTION: forcing a failure. [ 72.685197] name failslab, interval 1, probability 0, space 0, times 0 [ 72.685323] Call Trace: [ 72.699125] dump_stack+0x123/0x177 [ 72.702749] should_fail.cold.4+0x5/0x13 [ 72.706801] ? mark_held_locks+0x130/0x130 [ 72.711049] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.716140] ? find_held_lock+0x36/0x1d0 [ 72.720201] __should_failslab+0xba/0xf0 [ 72.724255] should_failslab+0x9/0x14 [ 72.728047] kmem_cache_alloc_node_trace+0x5a/0x740 [ 72.733058] __kmalloc_node_track_caller+0x3c/0x70 [ 72.738155] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 72.742909] __alloc_skb+0xd7/0x580 [ 72.747478] ? skb_scrub_packet+0x3c0/0x3c0 [ 72.751802] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 72.756891] ? add_timer+0x39c/0x930 [ 72.760587] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 72.765939] _sctp_make_chunk+0x3f/0x260 [ 72.770007] sctp_make_cookie_echo+0x85/0x160 [ 72.774520] sctp_do_sm+0x2a6d/0x53b0 [ 72.778324] ? __lock_acquire+0x792/0x4980 [ 72.782544] ? sctp_sendmsg+0xd4f/0x17e0 [ 72.786609] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 72.792663] ? mark_held_locks+0x130/0x130 [ 72.796883] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 72.801971] ? quarantine_put+0x11b/0x1c0 [ 72.806105] ? find_held_lock+0x36/0x1d0 [ 72.810161] ? kvm_clock_read+0x18/0x30 [ 72.814118] ? kvm_clock_get_cycles+0x9/0x10 [ 72.818512] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 72.822727] ? mark_held_locks+0x130/0x130 [ 72.826969] sctp_inq_push+0x1aa/0x240 [ 72.830846] sctp_backlog_rcv+0x1ac/0x1280 [ 72.835070] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.839465] ? lockdep_hardirqs_on+0x421/0x5c0 [ 72.844036] ? sctp_hash_key+0x5b0/0x5b0 [ 72.848078] ? __release_sock+0xd0/0x360 [ 72.852120] ? __release_sock+0xd0/0x360 [ 72.856167] ? __local_bh_enable_ip+0x160/0x260 [ 72.860831] __release_sock+0x10c/0x360 [ 72.864802] release_sock+0x4f/0x180 [ 72.868514] sctp_wait_for_connect+0x22c/0x4c0 [ 72.873079] ? refcount_inc_checked+0x30/0x30 [ 72.877565] ? sctp_get_port_local+0x14d0/0x14d0 [ 72.882308] ? finish_wait+0x290/0x290 [ 72.886183] ? sctp_primitive_SEND+0x7c/0xc0 [ 72.890585] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 72.895237] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 72.899977] ? sctp_clear_owner_w+0x100/0x100 [ 72.904455] ? lock_downgrade+0x860/0x860 [ 72.908609] ? kasan_check_read+0x11/0x20 [ 72.912777] sctp_sendmsg+0xd4f/0x17e0 [ 72.916663] ? rw_copy_check_uvector+0x66/0x340 [ 72.921343] ? sctp_id2assoc+0x250/0x250 [ 72.925425] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 72.930791] ? dup_iter+0x250/0x250 [ 72.934420] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.939167] inet_sendmsg+0x10d/0x450 [ 72.942955] ? security_socket_sendmsg+0x50/0x90 [ 72.947692] ? ipip_gro_receive+0xf0/0xf0 [ 72.951823] sock_sendmsg+0xb7/0xf0 [ 72.955437] ___sys_sendmsg+0x649/0x950 [ 72.959492] ? find_held_lock+0x36/0x1d0 [ 72.963537] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.968293] ? __fget+0x278/0x400 [ 72.971748] ? kasan_check_read+0x11/0x20 [ 72.975881] ? __fget+0x295/0x400 [ 72.979321] ? __f_unlock_pos+0xd/0x10 [ 72.983196] ? __fget_light+0x174/0x1e0 [ 72.987182] ? __fdget+0xe/0x10 [ 72.990462] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.995312] __sys_sendmsg+0xd9/0x180 [ 72.999116] ? __ia32_sys_shutdown+0x70/0x70 [ 73.003518] ? __sb_end_write+0xa4/0xd0 [ 73.007933] ? kasan_check_write+0x14/0x20 [ 73.012173] ? fput+0x18/0x120 [ 73.013360] FAULT_INJECTION: forcing a failure. [ 73.013360] name failslab, interval 1, probability 0, space 0, times 0 [ 73.015383] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.015393] __x64_sys_sendmsg+0x73/0xb0 [ 73.015403] do_syscall_64+0xd6/0x4e0 [ 73.015410] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.015415] RIP: 0033:0x458da9 [ 73.015421] 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 [ 73.015424] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.015429] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 73.015435] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.090118] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.097374] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 73.104718] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 73.112941] CPU: 0 PID: 7423 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 73.120748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.130138] Call Trace: [ 73.132736] dump_stack+0x123/0x177 [ 73.136384] should_fail.cold.4+0x5/0x13 [ 73.140449] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.145571] ? mark_held_locks+0x130/0x130 [ 73.149813] ? mark_held_locks+0x130/0x130 [ 73.154049] ? mark_held_locks+0xc7/0x130 [ 73.158212] __should_failslab+0xba/0xf0 [ 73.162281] should_failslab+0x9/0x14 [ 73.166085] kmem_cache_alloc+0x47/0x730 [ 73.170169] ? find_held_lock+0x36/0x1d0 [ 73.174231] __debug_object_init+0x7dc/0xd70 [ 73.178641] ? mark_held_locks+0xc7/0x130 [ 73.182802] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 73.187907] ? debug_object_fixup+0x30/0x30 [ 73.192230] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 73.197329] ? trace_hardirqs_on+0x28/0x190 [ 73.201656] debug_object_activate+0x25a/0x4e0 [ 73.206245] ? debug_object_assert_init+0x380/0x380 [ 73.211278] ? refcount_sub_and_test_checked+0xe0/0x180 [ 73.216642] ? refcount_inc_checked+0x30/0x30 [ 73.221139] ? sctp_association_put.cold.13+0x1e/0x1e [ 73.226328] __call_rcu.constprop.67+0x35/0x7d0 [ 73.231003] call_rcu+0x12/0x20 [ 73.234284] sctp_transport_put+0xa7/0xe0 [ 73.238437] sctp_transport_free+0x50/0xe0 [ 73.242675] sctp_association_free+0x431/0x711 [ 73.247265] sctp_do_sm+0x9a2/0x53b0 [ 73.250973] ? __lock_acquire+0x792/0x4980 [ 73.255194] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.261238] ? mark_held_locks+0x130/0x130 [ 73.265458] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 73.270917] ? check_noncircular+0x20/0x20 [ 73.275271] ? save_stack+0xa9/0xd0 [ 73.278912] ? save_stack+0x43/0xd0 [ 73.282548] ? kasan_kmalloc+0xc7/0xe0 [ 73.286444] ? kasan_slab_alloc+0x12/0x20 [ 73.290606] ? find_held_lock+0x36/0x1d0 [ 73.294675] ? mark_held_locks+0xc7/0x130 [ 73.298825] ? ktime_get+0x1a6/0x240 [ 73.302628] ? kvm_clock_read+0x18/0x30 [ 73.306589] ? kvm_clock_get_cycles+0x9/0x10 [ 73.310991] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.315211] ? mark_held_locks+0x130/0x130 [ 73.320392] sctp_inq_push+0x1aa/0x240 [ 73.324265] sctp_backlog_rcv+0x1ac/0x1280 [ 73.328484] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.332879] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.337453] ? sctp_hash_key+0x5b0/0x5b0 [ 73.341497] ? __release_sock+0xd0/0x360 [ 73.345556] ? __release_sock+0xd0/0x360 [ 73.349617] ? __local_bh_enable_ip+0x160/0x260 [ 73.354276] __release_sock+0x10c/0x360 [ 73.358240] release_sock+0x4f/0x180 [ 73.361957] sctp_wait_for_connect+0x22c/0x4c0 [ 73.366534] ? refcount_inc_checked+0x30/0x30 [ 73.371038] ? sctp_get_port_local+0x14d0/0x14d0 [ 73.375975] ? finish_wait+0x290/0x290 [ 73.379864] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.384281] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 73.388977] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 73.393738] ? sctp_clear_owner_w+0x100/0x100 [ 73.398232] ? lock_downgrade+0x860/0x860 [ 73.402370] ? kasan_check_read+0x11/0x20 [ 73.406511] sctp_sendmsg+0xd4f/0x17e0 [ 73.410386] ? rw_copy_check_uvector+0x66/0x340 [ 73.415045] ? sctp_id2assoc+0x250/0x250 [ 73.419097] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.424448] ? dup_iter+0x250/0x250 [ 73.428070] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.432819] inet_sendmsg+0x10d/0x450 [ 73.436606] ? security_socket_sendmsg+0x50/0x90 [ 73.441373] ? ipip_gro_receive+0xf0/0xf0 [ 73.445510] sock_sendmsg+0xb7/0xf0 [ 73.449141] ___sys_sendmsg+0x649/0x950 [ 73.453113] ? find_held_lock+0x36/0x1d0 [ 73.457170] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.461926] ? __fget+0x278/0x400 [ 73.465383] ? kasan_check_read+0x11/0x20 [ 73.469562] ? __fget+0x295/0x400 [ 73.473019] ? __f_unlock_pos+0xd/0x10 [ 73.476902] ? __fget_light+0x174/0x1e0 [ 73.480869] ? __fdget+0xe/0x10 [ 73.484133] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.488963] __sys_sendmsg+0xd9/0x180 [ 73.492749] ? __ia32_sys_shutdown+0x70/0x70 [ 73.497145] ? __sb_end_write+0xa4/0xd0 [ 73.501112] ? kasan_check_write+0x14/0x20 [ 73.505335] ? fput+0x18/0x120 [ 73.508541] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.513894] __x64_sys_sendmsg+0x73/0xb0 [ 73.517949] do_syscall_64+0xd6/0x4e0 [ 73.521830] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.527006] RIP: 0033:0x458da9 [ 73.530187] 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 [ 73.549079] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.556783] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 73.564929] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 73.572205] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.579473] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 73.586734] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 73.594004] CPU: 1 PID: 7416 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 73.601817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.602854] FAULT_INJECTION: forcing a failure. [ 73.602854] name failslab, interval 1, probability 0, space 0, times 0 [ 73.611169] Call Trace: [ 73.611182] dump_stack+0x123/0x177 [ 73.611192] should_fail.cold.4+0x5/0x13 [ 73.611199] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.611206] ? find_held_lock+0x36/0x1d0 [ 73.611218] __should_failslab+0xba/0xf0 [ 73.611225] should_failslab+0x9/0x14 [ 73.611230] kmem_cache_alloc+0x47/0x730 [ 73.611236] ? trace_hardirqs_on+0x28/0x190 [ 73.611248] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 73.663349] __debug_object_init+0x7dc/0xd70 [ 73.667754] ? debug_object_fixup+0x30/0x30 [ 73.672087] ? sctp_generate_t1_init_event+0x20/0x20 [ 73.677182] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 73.682614] debug_object_init+0x16/0x20 [ 73.686658] init_timer_key+0x2e/0x270 [ 73.690536] sctp_association_new+0x9fd/0x1ef0 [ 73.695103] sctp_make_temp_asoc+0x8b/0x1a0 [ 73.699412] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 73.705195] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 73.710801] ? dccp_diag_dump+0x20/0x20 [ 73.714758] ? mark_held_locks+0xc7/0x130 [ 73.718889] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 73.723450] sctp_do_sm+0x117/0x53b0 [ 73.727147] ? __lock_acquire+0x792/0x4980 [ 73.731373] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 73.737418] ? mark_held_locks+0x130/0x130 [ 73.741636] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 73.747092] ? check_noncircular+0x20/0x20 [ 73.751323] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.755908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.760662] ? trace_hardirqs_on_caller+0x28/0x190 [ 73.765575] ? find_held_lock+0x36/0x1d0 [ 73.769641] ? mark_held_locks+0xc7/0x130 [ 73.773786] ? ktime_get+0x1a6/0x240 [ 73.777483] ? kvm_clock_read+0x18/0x30 [ 73.781448] ? kvm_clock_get_cycles+0x9/0x10 [ 73.785843] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 73.790064] ? mark_held_locks+0x130/0x130 [ 73.794295] sctp_inq_push+0x1aa/0x240 [ 73.798164] sctp_backlog_rcv+0x1ac/0x1280 [ 73.802380] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.806774] ? lockdep_hardirqs_on+0x421/0x5c0 [ 73.811345] ? sctp_hash_key+0x5b0/0x5b0 [ 73.815400] ? __release_sock+0xd0/0x360 [ 73.819621] ? __release_sock+0xd0/0x360 [ 73.823671] ? __local_bh_enable_ip+0x160/0x260 [ 73.828323] __release_sock+0x10c/0x360 [ 73.832286] release_sock+0x4f/0x180 [ 73.836003] sctp_wait_for_connect+0x22c/0x4c0 [ 73.840588] ? refcount_inc_checked+0x30/0x30 [ 73.845078] ? sctp_get_port_local+0x14d0/0x14d0 [ 73.849819] ? finish_wait+0x290/0x290 [ 73.853704] ? sctp_primitive_SEND+0x7c/0xc0 [ 73.858131] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 73.862977] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 73.867733] ? sctp_clear_owner_w+0x100/0x100 [ 73.872212] ? lock_downgrade+0x860/0x860 [ 73.876349] ? kasan_check_read+0x11/0x20 [ 73.880493] sctp_sendmsg+0xd4f/0x17e0 [ 73.884372] ? rw_copy_check_uvector+0x66/0x340 [ 73.889026] ? sctp_id2assoc+0x250/0x250 [ 73.893070] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 73.898413] ? dup_iter+0x250/0x250 [ 73.902026] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.906763] inet_sendmsg+0x10d/0x450 [ 73.910557] ? security_socket_sendmsg+0x50/0x90 [ 73.915303] ? ipip_gro_receive+0xf0/0xf0 [ 73.919438] sock_sendmsg+0xb7/0xf0 [ 73.923063] ___sys_sendmsg+0x649/0x950 [ 73.927035] ? find_held_lock+0x36/0x1d0 [ 73.931084] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.935824] ? __fget+0x278/0x400 [ 73.939262] ? kasan_check_read+0x11/0x20 [ 73.943504] ? __fget+0x295/0x400 [ 73.946943] ? __f_unlock_pos+0xd/0x10 [ 73.950818] ? __fget_light+0x174/0x1e0 [ 73.954793] ? __fdget+0xe/0x10 [ 73.958157] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.962988] __sys_sendmsg+0xd9/0x180 [ 73.966781] ? __ia32_sys_shutdown+0x70/0x70 [ 73.971172] ? __sb_end_write+0xa4/0xd0 [ 73.975129] ? kasan_check_write+0x14/0x20 [ 73.979349] ? fput+0x18/0x120 [ 73.982537] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.987894] __x64_sys_sendmsg+0x73/0xb0 [ 73.992092] do_syscall_64+0xd6/0x4e0 [ 73.995888] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.001063] RIP: 0033:0x458da9 [ 74.004252] 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 [ 74.023242] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.030936] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 74.038275] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.045527] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.052866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 74.060124] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.067389] CPU: 0 PID: 7429 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 74.075190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.084549] Call Trace: [ 74.087145] dump_stack+0x123/0x177 [ 74.090781] should_fail.cold.4+0x5/0x13 [ 74.094858] ? unwind_get_return_address+0x61/0xa0 [ 74.100224] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.105344] ? __lock_acquire+0x792/0x4980 [ 74.109588] __should_failslab+0xba/0xf0 [ 74.113656] should_failslab+0x9/0x14 [ 74.117458] kmem_cache_alloc_node+0x56/0x730 [ 74.121960] __alloc_skb+0xa7/0x580 [ 74.125590] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.129916] ? find_held_lock+0x36/0x1d0 [ 74.133991] sctp_packet_transmit+0x26b/0x3490 [ 74.138577] ? sctp_packet_config+0x7aa/0xea0 [ 74.143070] ? kasan_check_read+0x11/0x20 [ 74.147221] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 74.152410] ? sctp_packet_config+0xea0/0xea0 [ 74.156909] ? sctp_packet_append_chunk+0x890/0xef0 [ 74.161925] ? sctp_outq_select_transport+0x1fa/0x730 [ 74.167115] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 74.172746] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 74.178203] ? sctp_verify_init+0x1650/0x1660 [ 74.182695] ? sctp_copy_one_addr+0xca/0xf0 [ 74.187036] sctp_outq_flush+0xd0/0x22f0 [ 74.191202] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 74.197362] ? __sctp_outq_teardown+0xc30/0xc30 [ 74.202031] ? sctp_outq_tail+0x58c/0x970 [ 74.206177] sctp_outq_uncork+0x49/0x60 [ 74.210152] sctp_do_sm+0x3711/0x53b0 [ 74.213985] ? __lock_acquire+0x792/0x4980 [ 74.218232] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.224289] ? mark_held_locks+0x130/0x130 [ 74.228523] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 74.233977] ? check_noncircular+0x20/0x20 [ 74.238215] ? save_stack+0xa9/0xd0 [ 74.241842] ? save_stack+0x43/0xd0 [ 74.245466] ? kasan_kmalloc+0xc7/0xe0 [ 74.249352] ? kasan_slab_alloc+0x12/0x20 [ 74.253493] ? find_held_lock+0x36/0x1d0 [ 74.257555] ? mark_held_locks+0xc7/0x130 [ 74.261824] ? ktime_get+0x1a6/0x240 [ 74.265544] ? kvm_clock_read+0x18/0x30 [ 74.269792] ? kvm_clock_get_cycles+0x9/0x10 [ 74.274209] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.278441] ? mark_held_locks+0x130/0x130 [ 74.282765] sctp_inq_push+0x1aa/0x240 [ 74.286637] sctp_backlog_rcv+0x1ac/0x1280 [ 74.290858] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.295261] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.299850] ? sctp_hash_key+0x5b0/0x5b0 [ 74.303895] ? __release_sock+0xd0/0x360 [ 74.307947] ? __release_sock+0xd0/0x360 [ 74.311992] ? __local_bh_enable_ip+0x160/0x260 [ 74.316651] __release_sock+0x10c/0x360 [ 74.320619] release_sock+0x4f/0x180 [ 74.324319] sctp_wait_for_connect+0x22c/0x4c0 [ 74.328891] ? refcount_inc_checked+0x30/0x30 [ 74.333373] ? sctp_get_port_local+0x14d0/0x14d0 [ 74.338125] ? finish_wait+0x290/0x290 [ 74.342011] ? sctp_primitive_SEND+0x7c/0xc0 [ 74.346779] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 74.351451] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 74.356557] ? sctp_clear_owner_w+0x100/0x100 [ 74.361052] ? lock_downgrade+0x860/0x860 [ 74.365206] ? kasan_check_read+0x11/0x20 [ 74.369532] sctp_sendmsg+0xd4f/0x17e0 [ 74.373407] ? rw_copy_check_uvector+0x66/0x340 [ 74.378067] ? sctp_id2assoc+0x250/0x250 [ 74.382144] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.387500] ? dup_iter+0x250/0x250 [ 74.391131] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.395879] inet_sendmsg+0x10d/0x450 [ 74.399678] ? security_socket_sendmsg+0x50/0x90 [ 74.404418] ? ipip_gro_receive+0xf0/0xf0 [ 74.408547] sock_sendmsg+0xb7/0xf0 [ 74.412159] ___sys_sendmsg+0x649/0x950 [ 74.416130] ? find_held_lock+0x36/0x1d0 [ 74.420200] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.424967] ? __fget+0x278/0x400 [ 74.428433] ? kasan_check_read+0x11/0x20 [ 74.432570] ? __fget+0x295/0x400 [ 74.436020] ? __f_unlock_pos+0xd/0x10 [ 74.439902] ? __fget_light+0x174/0x1e0 [ 74.443865] ? __fdget+0xe/0x10 [ 74.447126] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.451963] __sys_sendmsg+0xd9/0x180 [ 74.455790] ? __ia32_sys_shutdown+0x70/0x70 [ 74.460206] ? __sb_end_write+0xa4/0xd0 [ 74.464170] ? kasan_check_write+0x14/0x20 [ 74.468396] ? fput+0x18/0x120 [ 74.471602] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.476961] __x64_sys_sendmsg+0x73/0xb0 [ 74.481022] do_syscall_64+0xd6/0x4e0 [ 74.484817] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.489988] RIP: 0033:0x458da9 [ 74.493165] 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 [ 74.512073] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.519782] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 74.527061] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.534328] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.541623] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 74.548921] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.559038] CPU: 1 PID: 7425 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 74.566859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.576224] Call Trace: [ 74.578820] dump_stack+0x123/0x177 [ 74.578828] FAULT_INJECTION: forcing a failure. [ 74.578828] name failslab, interval 1, probability 0, space 0, times 0 [ 74.582469] should_fail.cold.4+0x5/0x13 [ 74.582477] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.582486] ? lock_downgrade+0x860/0x860 [ 74.606957] __should_failslab+0xba/0xf0 [ 74.611017] should_failslab+0x9/0x14 [ 74.614820] kmem_cache_alloc+0x2be/0x730 [ 74.618971] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.623278] ? lock_downgrade+0x860/0x860 [ 74.627413] sctp_chunkify+0x46/0x270 [ 74.631213] _sctp_make_chunk+0x128/0x260 [ 74.635371] sctp_make_datafrag_empty+0x159/0x260 [ 74.640202] ? sctp_make_ecne+0xf0/0xf0 [ 74.644181] sctp_datamsg_from_user+0x4dc/0xf40 [ 74.648854] sctp_sendmsg_to_asoc+0x4a1/0x15d0 [ 74.653430] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 74.658185] ? find_held_lock+0x36/0x1d0 [ 74.662265] ? sctp_clear_owner_w+0x100/0x100 [ 74.666755] ? sctp_endpoint_lookup_assoc+0x10a/0x1f0 [ 74.671943] ? lock_downgrade+0x860/0x860 [ 74.676072] ? kasan_check_read+0x11/0x20 [ 74.680208] sctp_sendmsg+0xd4f/0x17e0 [ 74.684091] ? rw_copy_check_uvector+0x66/0x340 [ 74.688743] ? sctp_id2assoc+0x250/0x250 [ 74.692809] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 74.698158] ? dup_iter+0x250/0x250 [ 74.701946] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.706687] inet_sendmsg+0x10d/0x450 [ 74.710471] ? security_socket_sendmsg+0x50/0x90 [ 74.715228] ? ipip_gro_receive+0xf0/0xf0 [ 74.719374] sock_sendmsg+0xb7/0xf0 [ 74.722994] ___sys_sendmsg+0x649/0x950 [ 74.726971] ? find_held_lock+0x36/0x1d0 [ 74.731015] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.735758] ? __fget+0x278/0x400 [ 74.739198] ? kasan_check_read+0x11/0x20 [ 74.743327] ? __fget+0x295/0x400 [ 74.746781] ? __f_unlock_pos+0xd/0x10 [ 74.750666] ? __fget_light+0x174/0x1e0 [ 74.754622] ? __fdget+0xe/0x10 [ 74.757894] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.762736] __sys_sendmsg+0xd9/0x180 [ 74.766531] ? __ia32_sys_shutdown+0x70/0x70 [ 74.770924] ? __sb_end_write+0xa4/0xd0 [ 74.774917] ? kasan_check_write+0x14/0x20 [ 74.779130] ? fput+0x18/0x120 [ 74.782313] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.787662] __x64_sys_sendmsg+0x73/0xb0 [ 74.791722] do_syscall_64+0xd6/0x4e0 [ 74.795512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.800683] RIP: 0033:0x458da9 [ 74.803860] 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 [ 74.822843] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.830533] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 74.837788] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 74.845053] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.852312] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 74.859650] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 74.866930] CPU: 0 PID: 7435 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 74.874729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.884091] Call Trace: [ 74.886692] dump_stack+0x123/0x177 [ 74.890324] should_fail.cold.4+0x5/0x13 [ 74.894386] ? kasan_unpoison_shadow+0x35/0x50 [ 74.898972] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.904089] ? __kmalloc_node_track_caller+0x50/0x70 [ 74.909307] __should_failslab+0xba/0xf0 [ 74.913376] should_failslab+0x9/0x14 [ 74.917186] kmem_cache_alloc+0x47/0x730 [ 74.921286] ? skb_scrub_packet+0x3c0/0x3c0 [ 74.924359] FAULT_INJECTION: forcing a failure. [ 74.924359] name failslab, interval 1, probability 0, space 0, times 0 [ 74.925612] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 74.925623] sctp_chunkify+0x46/0x270 [ 74.925631] _sctp_make_chunk+0x128/0x260 [ 74.925639] sctp_make_cookie_echo+0x85/0x160 [ 74.925648] sctp_do_sm+0x2a6d/0x53b0 [ 74.925656] ? __lock_acquire+0x792/0x4980 [ 74.925661] ? sctp_sendmsg+0xd4f/0x17e0 [ 74.925670] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 74.925678] ? mark_held_locks+0x130/0x130 [ 74.925683] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 74.925690] ? quarantine_put+0x11b/0x1c0 [ 74.925702] ? find_held_lock+0x36/0x1d0 [ 74.925719] ? kvm_clock_read+0x18/0x30 [ 74.925724] ? kvm_clock_get_cycles+0x9/0x10 [ 74.925731] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 74.925736] ? mark_held_locks+0x130/0x130 [ 74.925747] sctp_inq_push+0x1aa/0x240 [ 74.925755] sctp_backlog_rcv+0x1ac/0x1280 [ 75.014831] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.019232] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.023795] ? sctp_hash_key+0x5b0/0x5b0 [ 75.027845] ? __release_sock+0xd0/0x360 [ 75.031888] ? __release_sock+0xd0/0x360 [ 75.035929] ? __local_bh_enable_ip+0x160/0x260 [ 75.040575] __release_sock+0x10c/0x360 [ 75.044533] release_sock+0x4f/0x180 [ 75.048229] sctp_wait_for_connect+0x22c/0x4c0 [ 75.052790] ? refcount_inc_checked+0x30/0x30 [ 75.057269] ? sctp_get_port_local+0x14d0/0x14d0 [ 75.062013] ? finish_wait+0x290/0x290 [ 75.066016] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.070431] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 75.075102] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 75.079846] ? sctp_clear_owner_w+0x100/0x100 [ 75.084328] ? lock_downgrade+0x860/0x860 [ 75.088462] ? kasan_check_read+0x11/0x20 [ 75.092608] sctp_sendmsg+0xd4f/0x17e0 [ 75.096477] ? rw_copy_check_uvector+0x66/0x340 [ 75.101128] ? sctp_id2assoc+0x250/0x250 [ 75.105173] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.110515] ? dup_iter+0x250/0x250 [ 75.114127] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.118865] inet_sendmsg+0x10d/0x450 [ 75.122662] ? security_socket_sendmsg+0x50/0x90 [ 75.127405] ? ipip_gro_receive+0xf0/0xf0 [ 75.131543] sock_sendmsg+0xb7/0xf0 [ 75.135150] ___sys_sendmsg+0x649/0x950 [ 75.139104] ? find_held_lock+0x36/0x1d0 [ 75.143144] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.147879] ? __fget+0x278/0x400 [ 75.151334] ? kasan_check_read+0x11/0x20 [ 75.155480] ? __fget+0x295/0x400 [ 75.158956] ? __f_unlock_pos+0xd/0x10 [ 75.162930] ? __fget_light+0x174/0x1e0 [ 75.166902] ? __fdget+0xe/0x10 [ 75.170618] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.175943] __sys_sendmsg+0xd9/0x180 [ 75.179746] ? __ia32_sys_shutdown+0x70/0x70 [ 75.184135] ? __sb_end_write+0xa4/0xd0 [ 75.188103] ? kasan_check_write+0x14/0x20 [ 75.192324] ? fput+0x18/0x120 [ 75.195511] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.200859] __x64_sys_sendmsg+0x73/0xb0 [ 75.204911] do_syscall_64+0xd6/0x4e0 [ 75.208690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.213857] RIP: 0033:0x458da9 [ 75.217045] 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 [ 75.235939] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.243637] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 75.250886] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.258132] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 75.265391] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 75.273148] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 75.303570] FAULT_INJECTION: forcing a failure. [ 75.303570] name failslab, interval 1, probability 0, space 0, times 0 [ 75.316637] CPU: 1 PID: 7439 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 75.324452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.333895] Call Trace: [ 75.336497] dump_stack+0x123/0x177 [ 75.340152] should_fail.cold.4+0x5/0x13 [ 75.344211] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.349319] ? kernel_text_address+0x79/0xf0 [ 75.353736] ? __kernel_text_address+0xd/0x40 [ 75.358242] __should_failslab+0xba/0xf0 [ 75.362303] should_failslab+0x9/0x14 [ 75.366102] kmem_cache_alloc_node_trace+0x5a/0x740 [ 75.371118] __kmalloc_node_track_caller+0x3c/0x70 [ 75.376060] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 75.380817] __alloc_skb+0xd7/0x580 [ 75.384449] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.388765] ? find_held_lock+0x36/0x1d0 [ 75.392833] sctp_packet_transmit+0x26b/0x3490 [ 75.397433] ? sctp_packet_config+0x7aa/0xea0 [ 75.401941] ? kasan_check_read+0x11/0x20 [ 75.406082] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 75.411259] ? sctp_packet_config+0xea0/0xea0 [ 75.415742] ? sctp_packet_append_chunk+0x890/0xef0 [ 75.420740] ? sctp_outq_select_transport+0x1fa/0x730 [ 75.425930] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 75.431543] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 75.436994] ? sctp_verify_init+0x1650/0x1660 [ 75.441469] ? sctp_copy_one_addr+0xca/0xf0 [ 75.446385] sctp_outq_flush+0xd0/0x22f0 [ 75.450442] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 75.456421] ? __sctp_outq_teardown+0xc30/0xc30 [ 75.461085] ? sctp_outq_tail+0x58c/0x970 [ 75.465232] sctp_outq_uncork+0x49/0x60 [ 75.469196] sctp_do_sm+0x3711/0x53b0 [ 75.472996] ? __lock_acquire+0x792/0x4980 [ 75.477237] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.483296] ? mark_held_locks+0x130/0x130 [ 75.487522] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 75.493050] ? check_noncircular+0x20/0x20 [ 75.497280] ? save_stack+0xa9/0xd0 [ 75.500908] ? save_stack+0x43/0xd0 [ 75.504534] ? kasan_kmalloc+0xc7/0xe0 [ 75.508407] ? kasan_slab_alloc+0x12/0x20 [ 75.512544] ? find_held_lock+0x36/0x1d0 [ 75.516609] ? mark_held_locks+0xc7/0x130 [ 75.520742] ? ktime_get+0x1a6/0x240 [ 75.524440] ? kvm_clock_read+0x18/0x30 [ 75.528397] ? kvm_clock_get_cycles+0x9/0x10 [ 75.532808] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.537053] ? mark_held_locks+0x130/0x130 [ 75.541290] sctp_inq_push+0x1aa/0x240 [ 75.545188] sctp_backlog_rcv+0x1ac/0x1280 [ 75.549404] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.553797] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.558394] ? sctp_hash_key+0x5b0/0x5b0 [ 75.562435] ? __release_sock+0xd0/0x360 [ 75.566475] ? __release_sock+0xd0/0x360 [ 75.570530] ? __local_bh_enable_ip+0x160/0x260 [ 75.575182] __release_sock+0x10c/0x360 [ 75.579150] release_sock+0x4f/0x180 [ 75.582858] sctp_wait_for_connect+0x22c/0x4c0 [ 75.587435] ? refcount_inc_checked+0x30/0x30 [ 75.591914] ? sctp_get_port_local+0x14d0/0x14d0 [ 75.596670] ? finish_wait+0x290/0x290 [ 75.600544] ? sctp_primitive_SEND+0x7c/0xc0 [ 75.604948] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 75.609604] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 75.614343] ? sctp_clear_owner_w+0x100/0x100 [ 75.618833] ? lock_downgrade+0x860/0x860 [ 75.622967] ? kasan_check_read+0x11/0x20 [ 75.627100] sctp_sendmsg+0xd4f/0x17e0 [ 75.630973] ? rw_copy_check_uvector+0x66/0x340 [ 75.635641] ? sctp_id2assoc+0x250/0x250 [ 75.639687] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 75.645041] ? dup_iter+0x250/0x250 [ 75.648657] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.653400] inet_sendmsg+0x10d/0x450 [ 75.657185] ? security_socket_sendmsg+0x50/0x90 [ 75.661929] ? ipip_gro_receive+0xf0/0xf0 [ 75.666078] sock_sendmsg+0xb7/0xf0 [ 75.669686] ___sys_sendmsg+0x649/0x950 [ 75.673646] ? find_held_lock+0x36/0x1d0 [ 75.677692] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.682440] ? __fget+0x278/0x400 [ 75.685904] ? kasan_check_read+0x11/0x20 [ 75.690061] ? __fget+0x295/0x400 [ 75.693505] ? __f_unlock_pos+0xd/0x10 [ 75.697379] ? __fget_light+0x174/0x1e0 [ 75.701335] ? __fdget+0xe/0x10 [ 75.704618] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.709467] __sys_sendmsg+0xd9/0x180 [ 75.713267] ? __ia32_sys_shutdown+0x70/0x70 [ 75.717673] ? __sb_end_write+0xa4/0xd0 [ 75.721630] ? kasan_check_write+0x14/0x20 [ 75.725860] ? fput+0x18/0x120 [ 75.729171] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.734541] __x64_sys_sendmsg+0x73/0xb0 [ 75.738608] do_syscall_64+0xd6/0x4e0 [ 75.742397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.747572] RIP: 0033:0x458da9 [ 75.750841] 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 [ 75.770266] RSP: 002b:00007f8f8d03cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.777961] RAX: ffffffffffffffda RBX: 00007f8f8d03cc90 RCX: 0000000000458da9 [ 75.785215] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 75.792467] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 75.799725] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d03d6d4 [ 75.806994] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 75.814263] CPU: 0 PID: 7440 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 75.822955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.832334] Call Trace: [ 75.834929] dump_stack+0x123/0x177 [ 75.838561] should_fail.cold.4+0x5/0x13 [ 75.842641] ? kasan_unpoison_shadow+0x35/0x50 [ 75.847230] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.852374] ? __kmalloc_node_track_caller+0x50/0x70 [ 75.857482] __should_failslab+0xba/0xf0 [ 75.861545] should_failslab+0x9/0x14 [ 75.865369] kmem_cache_alloc+0x47/0x730 [ 75.869462] ? skb_scrub_packet+0x3c0/0x3c0 [ 75.873788] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 75.878921] sctp_chunkify+0x46/0x270 [ 75.882900] _sctp_make_chunk+0x128/0x260 [ 75.887055] sctp_make_cookie_echo+0x85/0x160 [ 75.891557] sctp_do_sm+0x2a6d/0x53b0 [ 75.891944] FAULT_INJECTION: forcing a failure. [ 75.891944] name failslab, interval 1, probability 0, space 0, times 0 [ 75.895523] ? __lock_acquire+0x792/0x4980 [ 75.895530] ? sctp_sendmsg+0xd4f/0x17e0 [ 75.895540] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 75.895550] ? mark_held_locks+0x130/0x130 [ 75.895559] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 75.895567] ? quarantine_put+0x11b/0x1c0 [ 75.895579] ? find_held_lock+0x36/0x1d0 [ 75.895596] ? kvm_clock_read+0x18/0x30 [ 75.895600] ? kvm_clock_get_cycles+0x9/0x10 [ 75.895608] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 75.895618] ? mark_held_locks+0x130/0x130 [ 75.895630] sctp_inq_push+0x1aa/0x240 [ 75.895637] sctp_backlog_rcv+0x1ac/0x1280 [ 75.895642] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.895648] ? lockdep_hardirqs_on+0x421/0x5c0 [ 75.895654] ? sctp_hash_key+0x5b0/0x5b0 [ 75.895660] ? __release_sock+0xd0/0x360 [ 75.895665] ? __release_sock+0xd0/0x360 [ 75.895671] ? __local_bh_enable_ip+0x160/0x260 [ 75.895679] __release_sock+0x10c/0x360 [ 75.993872] release_sock+0x4f/0x180 [ 75.997589] sctp_wait_for_connect+0x22c/0x4c0 [ 76.002166] ? refcount_inc_checked+0x30/0x30 [ 76.006668] ? sctp_get_port_local+0x14d0/0x14d0 [ 76.011423] ? finish_wait+0x290/0x290 [ 76.015342] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.019751] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 76.024420] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 76.029173] ? sctp_clear_owner_w+0x100/0x100 [ 76.033661] ? lock_downgrade+0x860/0x860 [ 76.037805] ? kasan_check_read+0x11/0x20 [ 76.041961] sctp_sendmsg+0xd4f/0x17e0 [ 76.045849] ? rw_copy_check_uvector+0x66/0x340 [ 76.050516] ? sctp_id2assoc+0x250/0x250 [ 76.054577] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.059939] ? dup_iter+0x250/0x250 [ 76.063580] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.068347] inet_sendmsg+0x10d/0x450 [ 76.072151] ? security_socket_sendmsg+0x50/0x90 [ 76.076905] ? ipip_gro_receive+0xf0/0xf0 [ 76.081048] sock_sendmsg+0xb7/0xf0 [ 76.084698] ___sys_sendmsg+0x649/0x950 [ 76.088681] ? find_held_lock+0x36/0x1d0 [ 76.092774] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.097547] ? __fget+0x278/0x400 [ 76.101011] ? kasan_check_read+0x11/0x20 [ 76.105156] ? __fget+0x295/0x400 [ 76.108609] ? __f_unlock_pos+0xd/0x10 [ 76.112671] ? __fget_light+0x174/0x1e0 [ 76.116636] ? __fdget+0xe/0x10 [ 76.120334] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.125165] __sys_sendmsg+0xd9/0x180 [ 76.128970] ? __ia32_sys_shutdown+0x70/0x70 [ 76.133399] ? __sb_end_write+0xa4/0xd0 [ 76.137370] ? kasan_check_write+0x14/0x20 [ 76.141621] ? fput+0x18/0x120 [ 76.144838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.150201] __x64_sys_sendmsg+0x73/0xb0 [ 76.154252] do_syscall_64+0xd6/0x4e0 [ 76.158039] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.163207] RIP: 0033:0x458da9 [ 76.166379] 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 [ 76.185272] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.192976] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 76.200240] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 2020/04/01 10:38:45 executed programs: 79 [ 76.207499] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.214747] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 76.222139] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 76.248706] CPU: 0 PID: 7446 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 76.256542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.266072] Call Trace: [ 76.268664] dump_stack+0x123/0x177 [ 76.272303] should_fail.cold.4+0x5/0x13 [ 76.276381] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.281489] ? kernel_text_address+0x79/0xf0 [ 76.285904] ? __kernel_text_address+0xd/0x40 [ 76.289639] FAULT_INJECTION: forcing a failure. [ 76.289639] name failslab, interval 1, probability 0, space 0, times 0 [ 76.290409] __should_failslab+0xba/0xf0 [ 76.290417] should_failslab+0x9/0x14 [ 76.290423] kmem_cache_alloc_node_trace+0x5a/0x740 [ 76.290437] __kmalloc_node_track_caller+0x3c/0x70 [ 76.290447] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 76.290454] __alloc_skb+0xd7/0x580 [ 76.290462] ? skb_scrub_packet+0x3c0/0x3c0 [ 76.332097] ? find_held_lock+0x36/0x1d0 [ 76.336162] sctp_packet_transmit+0x26b/0x3490 [ 76.340757] ? sctp_packet_config+0x7aa/0xea0 [ 76.345258] ? kasan_check_read+0x11/0x20 [ 76.349409] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 76.354786] ? sctp_packet_config+0xea0/0xea0 [ 76.359295] ? sctp_packet_append_chunk+0x890/0xef0 [ 76.364317] ? sctp_outq_select_transport+0x1fa/0x730 [ 76.369567] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 76.375210] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.380667] ? sctp_verify_init+0x1650/0x1660 [ 76.385307] ? sctp_copy_one_addr+0xca/0xf0 [ 76.389635] sctp_outq_flush+0xd0/0x22f0 [ 76.393712] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 76.399702] ? __sctp_outq_teardown+0xc30/0xc30 [ 76.404377] ? sctp_outq_tail+0x58c/0x970 [ 76.408526] sctp_outq_uncork+0x49/0x60 [ 76.412500] sctp_do_sm+0x3711/0x53b0 [ 76.416311] ? __lock_acquire+0x792/0x4980 [ 76.420567] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.427588] ? mark_held_locks+0x130/0x130 [ 76.431820] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.437271] ? check_noncircular+0x20/0x20 [ 76.441502] ? save_stack+0xa9/0xd0 [ 76.445136] ? save_stack+0x43/0xd0 [ 76.448846] ? kasan_kmalloc+0xc7/0xe0 [ 76.452727] ? kasan_slab_alloc+0x12/0x20 [ 76.456876] ? find_held_lock+0x36/0x1d0 [ 76.460948] ? mark_held_locks+0xc7/0x130 [ 76.465108] ? ktime_get+0x1a6/0x240 [ 76.468830] ? kvm_clock_read+0x18/0x30 [ 76.472897] ? kvm_clock_get_cycles+0x9/0x10 [ 76.477313] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.481550] ? mark_held_locks+0x130/0x130 [ 76.485880] sctp_inq_push+0x1aa/0x240 [ 76.489771] sctp_backlog_rcv+0x1ac/0x1280 [ 76.494009] ? _raw_spin_unlock_bh+0x30/0x40 [ 76.498423] ? lockdep_hardirqs_on+0x421/0x5c0 [ 76.503012] ? sctp_hash_key+0x5b0/0x5b0 [ 76.507081] ? __release_sock+0xd0/0x360 [ 76.511142] ? __release_sock+0xd0/0x360 [ 76.515220] ? __local_bh_enable_ip+0x160/0x260 [ 76.519890] __release_sock+0x10c/0x360 [ 76.523864] release_sock+0x4f/0x180 [ 76.527611] sctp_wait_for_connect+0x22c/0x4c0 [ 76.532194] ? refcount_inc_checked+0x30/0x30 [ 76.536694] ? sctp_get_port_local+0x14d0/0x14d0 [ 76.541447] ? finish_wait+0x290/0x290 [ 76.545337] ? sctp_primitive_SEND+0x7c/0xc0 [ 76.549755] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 76.554602] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 76.559366] ? sctp_clear_owner_w+0x100/0x100 [ 76.563866] ? lock_downgrade+0x860/0x860 [ 76.568036] ? kasan_check_read+0x11/0x20 [ 76.572184] sctp_sendmsg+0xd4f/0x17e0 [ 76.576068] ? rw_copy_check_uvector+0x66/0x340 [ 76.578167] FAULT_INJECTION: forcing a failure. [ 76.578167] name failslab, interval 1, probability 0, space 0, times 0 [ 76.580728] ? sctp_id2assoc+0x250/0x250 [ 76.580739] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 76.580747] ? dup_iter+0x250/0x250 [ 76.580761] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.580772] inet_sendmsg+0x10d/0x450 [ 76.580776] ? security_socket_sendmsg+0x50/0x90 [ 76.580781] ? ipip_gro_receive+0xf0/0xf0 [ 76.580785] sock_sendmsg+0xb7/0xf0 [ 76.580793] ___sys_sendmsg+0x649/0x950 [ 76.580801] ? find_held_lock+0x36/0x1d0 [ 76.634262] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.639014] ? __fget+0x278/0x400 [ 76.642461] ? kasan_check_read+0x11/0x20 [ 76.646595] ? __fget+0x295/0x400 [ 76.650040] ? __f_unlock_pos+0xd/0x10 [ 76.653912] ? __fget_light+0x174/0x1e0 [ 76.657872] ? __fdget+0xe/0x10 [ 76.661146] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.665982] __sys_sendmsg+0xd9/0x180 [ 76.669771] ? __ia32_sys_shutdown+0x70/0x70 [ 76.674171] ? __sb_end_write+0xa4/0xd0 [ 76.678133] ? kasan_check_write+0x14/0x20 [ 76.683042] ? fput+0x18/0x120 [ 76.686230] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.691588] __x64_sys_sendmsg+0x73/0xb0 [ 76.696007] do_syscall_64+0xd6/0x4e0 [ 76.699884] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.705057] RIP: 0033:0x458da9 [ 76.708236] 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 [ 76.727146] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.734845] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 76.742116] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 76.749373] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 76.756645] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 76.763934] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 76.785583] FAULT_INJECTION: forcing a failure. [ 76.785583] name failslab, interval 1, probability 0, space 0, times 0 [ 76.790895] CPU: 1 PID: 7457 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 76.797063] FAULT_INJECTION: forcing a failure. [ 76.797063] name failslab, interval 1, probability 0, space 0, times 0 [ 76.804761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.804766] Call Trace: [ 76.804781] dump_stack+0x123/0x177 [ 76.804791] should_fail.cold.4+0x5/0x13 [ 76.804799] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.804806] ? find_held_lock+0x36/0x1d0 [ 76.804818] __should_failslab+0xba/0xf0 [ 76.804825] should_failslab+0x9/0x14 [ 76.804830] kmem_cache_alloc+0x47/0x730 [ 76.804836] ? trace_hardirqs_on+0x28/0x190 [ 76.804849] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 76.866478] __debug_object_init+0x7dc/0xd70 [ 76.870882] ? debug_object_fixup+0x30/0x30 [ 76.875193] ? sctp_generate_t1_init_event+0x20/0x20 [ 76.880288] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 76.885720] debug_object_init+0x16/0x20 [ 76.889776] init_timer_key+0x2e/0x270 [ 76.893648] sctp_association_new+0x9fd/0x1ef0 [ 76.898217] sctp_make_temp_asoc+0x8b/0x1a0 [ 76.902530] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 76.908325] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 76.913932] ? dccp_diag_dump+0x20/0x20 [ 76.917900] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 76.922485] sctp_do_sm+0x117/0x53b0 [ 76.926197] ? __lock_acquire+0x792/0x4980 [ 76.930424] ? __kernel_text_address+0xd/0x40 [ 76.934902] ? unwind_get_return_address+0x61/0xa0 [ 76.939832] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 76.945876] ? mark_held_locks+0x130/0x130 [ 76.950092] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 76.955551] ? check_noncircular+0x20/0x20 [ 76.959780] ? save_stack+0xa9/0xd0 [ 76.963390] ? save_stack+0x43/0xd0 [ 76.967015] ? kasan_kmalloc+0xc7/0xe0 [ 76.970885] ? kasan_slab_alloc+0x12/0x20 [ 76.975028] ? find_held_lock+0x36/0x1d0 [ 76.979102] ? mark_held_locks+0xc7/0x130 [ 76.983236] ? ktime_get+0x1a6/0x240 [ 76.986936] ? kvm_clock_read+0x18/0x30 [ 76.990903] ? kvm_clock_get_cycles+0x9/0x10 [ 76.995306] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 76.999536] ? mark_held_locks+0x130/0x130 [ 77.003756] sctp_inq_push+0x1aa/0x240 [ 77.007626] sctp_backlog_rcv+0x1ac/0x1280 [ 77.011843] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.016250] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.020830] ? sctp_hash_key+0x5b0/0x5b0 [ 77.024898] ? __release_sock+0xd0/0x360 [ 77.028941] ? __release_sock+0xd0/0x360 [ 77.032989] ? __local_bh_enable_ip+0x160/0x260 [ 77.037664] __release_sock+0x10c/0x360 [ 77.041636] release_sock+0x4f/0x180 [ 77.045335] sctp_wait_for_connect+0x22c/0x4c0 [ 77.049924] ? refcount_inc_checked+0x30/0x30 [ 77.054425] ? sctp_get_port_local+0x14d0/0x14d0 [ 77.059189] ? finish_wait+0x290/0x290 [ 77.063075] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.067479] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 77.072163] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 77.076918] ? sctp_clear_owner_w+0x100/0x100 [ 77.081489] ? lock_downgrade+0x860/0x860 [ 77.085635] ? kasan_check_read+0x11/0x20 [ 77.089770] sctp_sendmsg+0xd4f/0x17e0 [ 77.093639] ? rw_copy_check_uvector+0x66/0x340 [ 77.098313] ? sctp_id2assoc+0x250/0x250 [ 77.102364] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.107717] ? dup_iter+0x250/0x250 [ 77.111329] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.116101] inet_sendmsg+0x10d/0x450 [ 77.119884] ? security_socket_sendmsg+0x50/0x90 [ 77.124621] ? ipip_gro_receive+0xf0/0xf0 [ 77.128752] sock_sendmsg+0xb7/0xf0 [ 77.132376] ___sys_sendmsg+0x649/0x950 [ 77.136354] ? find_held_lock+0x36/0x1d0 [ 77.140401] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.145149] ? __fget+0x278/0x400 [ 77.148597] ? kasan_check_read+0x11/0x20 [ 77.152732] ? __fget+0x295/0x400 [ 77.156258] ? __f_unlock_pos+0xd/0x10 [ 77.160137] ? __fget_light+0x174/0x1e0 [ 77.164095] ? __fdget+0xe/0x10 [ 77.167356] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.172189] __sys_sendmsg+0xd9/0x180 [ 77.175984] ? __ia32_sys_shutdown+0x70/0x70 [ 77.180382] ? __sb_end_write+0xa4/0xd0 [ 77.184784] ? kasan_check_write+0x14/0x20 [ 77.188999] ? fput+0x18/0x120 [ 77.192182] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.197653] __x64_sys_sendmsg+0x73/0xb0 [ 77.201718] do_syscall_64+0xd6/0x4e0 [ 77.205515] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.210701] RIP: 0033:0x458da9 [ 77.213987] 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 [ 77.232885] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.240577] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 77.247845] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.255107] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.262361] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 77.269702] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 77.276982] CPU: 0 PID: 7474 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 77.284785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.294152] Call Trace: [ 77.296749] dump_stack+0x123/0x177 [ 77.300397] should_fail.cold.4+0x5/0x13 [ 77.304460] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.309597] ? is_bpf_text_address+0x7d/0xe0 [ 77.314012] __should_failslab+0xba/0xf0 [ 77.318073] should_failslab+0x9/0x14 [ 77.321870] kmem_cache_alloc_node+0x56/0x730 [ 77.326368] ? sctp_packet_config+0x7aa/0xea0 [ 77.330871] __alloc_skb+0xa7/0x580 [ 77.334493] ? skb_scrub_packet+0x3c0/0x3c0 [ 77.338806] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 77.343990] ? sctp_packet_config+0x7c7/0xea0 [ 77.348482] ? kasan_slab_alloc+0x12/0x20 [ 77.352659] ? kmem_cache_alloc+0x12e/0x730 [ 77.356985] sctp_packet_transmit+0x26b/0x3490 [ 77.361662] ? sctp_packet_append_chunk+0x890/0xef0 [ 77.366678] ? sock_sendmsg+0xb7/0xf0 [ 77.370473] ? ___sys_sendmsg+0x649/0x950 [ 77.374618] ? __sys_sendmsg+0xd9/0x180 [ 77.378600] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 77.384393] ? sctp_packet_config+0xea0/0xea0 [ 77.388895] ? sctp_packet_append_chunk+0x890/0xef0 [ 77.393907] ? sctp_packet_transmit_chunk+0x22/0x124 [ 77.399008] sctp_outq_flush+0x252/0x22f0 [ 77.403164] ? rcu_read_lock_sched_held+0x108/0x120 [ 77.408178] ? kmem_cache_alloc+0x33a/0x730 [ 77.412536] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 77.417644] ? __sctp_outq_teardown+0xc30/0xc30 [ 77.422310] ? sctp_outq_tail+0x58c/0x970 [ 77.426460] sctp_outq_uncork+0x49/0x60 [ 77.430435] sctp_do_sm+0x107d/0x53b0 [ 77.434236] ? __lock_acquire+0x792/0x4980 [ 77.438477] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 77.444529] ? mark_held_locks+0x130/0x130 [ 77.448753] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.453502] ? find_held_lock+0x36/0x1d0 [ 77.457557] ? kvm_clock_read+0x18/0x30 [ 77.461531] ? kvm_clock_get_cycles+0x9/0x10 [ 77.465927] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 77.470148] ? mark_held_locks+0x130/0x130 [ 77.474920] sctp_inq_push+0x1aa/0x240 [ 77.478807] sctp_backlog_rcv+0x1ac/0x1280 [ 77.483113] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.487513] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.492088] ? sctp_hash_key+0x5b0/0x5b0 [ 77.496152] ? __release_sock+0xd0/0x360 [ 77.500205] ? __release_sock+0xd0/0x360 [ 77.504255] ? __local_bh_enable_ip+0x160/0x260 [ 77.508920] __release_sock+0x10c/0x360 [ 77.512904] release_sock+0x4f/0x180 [ 77.516606] sctp_wait_for_connect+0x22c/0x4c0 [ 77.521194] ? refcount_inc_checked+0x30/0x30 [ 77.525779] ? sctp_get_port_local+0x14d0/0x14d0 [ 77.530708] ? finish_wait+0x290/0x290 [ 77.534579] ? sctp_primitive_SEND+0x7c/0xc0 [ 77.538993] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 77.543648] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 77.548392] ? sctp_clear_owner_w+0x100/0x100 [ 77.552958] ? lock_downgrade+0x860/0x860 [ 77.557098] ? kasan_check_read+0x11/0x20 [ 77.561241] sctp_sendmsg+0xd4f/0x17e0 [ 77.565122] ? rw_copy_check_uvector+0x66/0x340 [ 77.569784] ? sctp_id2assoc+0x250/0x250 [ 77.573830] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.579176] ? dup_iter+0x250/0x250 [ 77.582790] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.587546] inet_sendmsg+0x10d/0x450 [ 77.591338] ? security_socket_sendmsg+0x50/0x90 [ 77.596080] ? ipip_gro_receive+0xf0/0xf0 [ 77.600232] sock_sendmsg+0xb7/0xf0 [ 77.603846] ___sys_sendmsg+0x649/0x950 [ 77.607822] ? find_held_lock+0x36/0x1d0 [ 77.611876] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.616625] ? __fget+0x278/0x400 [ 77.620098] ? kasan_check_read+0x11/0x20 [ 77.624238] ? __fget+0x295/0x400 [ 77.627684] ? __f_unlock_pos+0xd/0x10 [ 77.631561] ? __fget_light+0x174/0x1e0 [ 77.635522] ? __fdget+0xe/0x10 [ 77.638792] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.643617] __sys_sendmsg+0xd9/0x180 [ 77.647415] ? __ia32_sys_shutdown+0x70/0x70 [ 77.651819] ? __sb_end_write+0xa4/0xd0 [ 77.655785] ? kasan_check_write+0x14/0x20 [ 77.660008] ? fput+0x18/0x120 [ 77.663194] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.668562] __x64_sys_sendmsg+0x73/0xb0 [ 77.672616] do_syscall_64+0xd6/0x4e0 [ 77.676420] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.681602] RIP: 0033:0x458da9 [ 77.684779] 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 [ 77.703681] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.711377] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 77.719346] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 77.726606] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 77.733866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 77.741139] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 77.748417] CPU: 1 PID: 7465 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 77.756221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.763831] FAULT_INJECTION: forcing a failure. [ 77.763831] name failslab, interval 1, probability 0, space 0, times 0 [ 77.765600] Call Trace: [ 77.765612] dump_stack+0x123/0x177 [ 77.765624] should_fail.cold.4+0x5/0x13 [ 77.765631] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.765640] ? find_held_lock+0x36/0x1d0 [ 77.765651] __should_failslab+0xba/0xf0 [ 77.765659] should_failslab+0x9/0x14 [ 77.765668] kmem_cache_alloc_trace+0x4b/0x750 [ 77.808656] ? kasan_check_read+0x11/0x20 [ 77.812927] sctp_add_bind_addr+0x5f/0x320 [ 77.817162] sctp_copy_local_addr_list+0x2bb/0x400 [ 77.822075] ? sctp_defaults_init+0xb10/0xb10 [ 77.826564] ? get_random_bytes+0x2f/0x40 [ 77.830695] ? crng_backtrack_protect+0x80/0x80 [ 77.835348] sctp_copy_one_addr+0x47/0xf0 [ 77.839477] ? sctp_copy_one_addr+0x47/0xf0 [ 77.843786] sctp_bind_addr_copy+0xe6/0x26d [ 77.848097] sctp_assoc_set_bind_addr_from_ep+0x119/0x1c0 [ 77.853618] sctp_sendmsg_new_asoc+0x2ef/0xdc0 [ 77.858196] ? sctp_autobind+0x1e0/0x1e0 [ 77.862256] ? __local_bh_enable_ip+0x160/0x260 [ 77.866933] ? lock_sock_nested+0xc5/0x100 [ 77.871164] ? lockdep_hardirqs_on+0x421/0x5c0 [ 77.875745] ? __local_bh_enable_ip+0x160/0x260 [ 77.880411] ? lock_sock_nested+0x82/0x100 [ 77.884632] ? trace_hardirqs_on+0x28/0x190 [ 77.888938] ? lock_sock_nested+0x82/0x100 [ 77.893174] ? lock_sock_nested+0x82/0x100 [ 77.897394] ? __local_bh_enable_ip+0x160/0x260 [ 77.902048] sctp_sendmsg+0x116e/0x17e0 [ 77.906011] ? rw_copy_check_uvector+0x66/0x340 [ 77.910677] ? sctp_id2assoc+0x250/0x250 [ 77.914721] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 77.920076] ? dup_iter+0x250/0x250 [ 77.923689] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.928444] inet_sendmsg+0x10d/0x450 [ 77.932228] ? security_socket_sendmsg+0x50/0x90 [ 77.936970] ? ipip_gro_receive+0xf0/0xf0 [ 77.941098] sock_sendmsg+0xb7/0xf0 [ 77.944707] ___sys_sendmsg+0x649/0x950 [ 77.948664] ? find_held_lock+0x36/0x1d0 [ 77.952712] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.957454] ? __fget+0x278/0x400 [ 77.960892] ? kasan_check_read+0x11/0x20 [ 77.965022] ? __fget+0x295/0x400 [ 77.968484] ? __f_unlock_pos+0xd/0x10 [ 77.972353] ? __fget_light+0x174/0x1e0 [ 77.976317] ? __fdget+0xe/0x10 [ 77.979590] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.984427] __sys_sendmsg+0xd9/0x180 [ 77.988208] ? __ia32_sys_shutdown+0x70/0x70 [ 77.992607] ? __sb_end_write+0xa4/0xd0 [ 77.996573] ? kasan_check_write+0x14/0x20 [ 78.000801] ? fput+0x18/0x120 [ 78.003983] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.009432] __x64_sys_sendmsg+0x73/0xb0 [ 78.013480] do_syscall_64+0xd6/0x4e0 [ 78.017284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.022574] RIP: 0033:0x458da9 [ 78.025755] 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 [ 78.044653] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.052382] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 78.059648] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.066920] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.074533] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 78.082046] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000004 [ 78.089314] CPU: 0 PID: 7477 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 78.097118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.106476] Call Trace: [ 78.109079] dump_stack+0x123/0x177 [ 78.112715] should_fail.cold.4+0x5/0x13 [ 78.116778] ? mark_held_locks+0x130/0x130 [ 78.121022] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.126129] ? find_held_lock+0x36/0x1d0 [ 78.130199] __should_failslab+0xba/0xf0 [ 78.134263] should_failslab+0x9/0x14 [ 78.138064] kmem_cache_alloc_node_trace+0x5a/0x740 [ 78.143105] __kmalloc_node_track_caller+0x3c/0x70 [ 78.148062] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 78.152821] __alloc_skb+0xd7/0x580 [ 78.156569] ? skb_scrub_packet+0x3c0/0x3c0 [ 78.160895] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 78.166008] ? add_timer+0x39c/0x930 [ 78.169718] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 78.175110] _sctp_make_chunk+0x3f/0x260 [ 78.179183] sctp_make_cookie_echo+0x85/0x160 [ 78.183687] sctp_do_sm+0x2a6d/0x53b0 [ 78.187582] ? __lock_acquire+0x792/0x4980 [ 78.191819] ? sctp_sendmsg+0xd4f/0x17e0 [ 78.195892] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.201947] ? mark_held_locks+0x130/0x130 [ 78.206184] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.211296] ? quarantine_put+0x11b/0x1c0 [ 78.215462] ? find_held_lock+0x36/0x1d0 [ 78.219525] ? kvm_clock_read+0x18/0x30 [ 78.223493] ? kvm_clock_get_cycles+0x9/0x10 [ 78.227905] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.232140] ? mark_held_locks+0x130/0x130 [ 78.236382] sctp_inq_push+0x1aa/0x240 [ 78.240280] sctp_backlog_rcv+0x1ac/0x1280 [ 78.244547] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.248956] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.253541] ? sctp_hash_key+0x5b0/0x5b0 [ 78.257604] ? __release_sock+0xd0/0x360 [ 78.261655] ? __release_sock+0xd0/0x360 [ 78.265718] ? __local_bh_enable_ip+0x160/0x260 [ 78.270391] __release_sock+0x10c/0x360 [ 78.274374] release_sock+0x4f/0x180 [ 78.278136] sctp_wait_for_connect+0x22c/0x4c0 [ 78.282715] ? refcount_inc_checked+0x30/0x30 [ 78.287220] ? sctp_get_port_local+0x14d0/0x14d0 [ 78.291979] ? finish_wait+0x290/0x290 [ 78.295870] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.300285] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 78.304956] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 78.309720] ? sctp_clear_owner_w+0x100/0x100 [ 78.314213] ? lock_downgrade+0x860/0x860 [ 78.318358] ? kasan_check_read+0x11/0x20 [ 78.322510] sctp_sendmsg+0xd4f/0x17e0 [ 78.326395] ? rw_copy_check_uvector+0x66/0x340 [ 78.331058] ? sctp_id2assoc+0x250/0x250 [ 78.335108] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.340461] ? dup_iter+0x250/0x250 [ 78.344074] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.348820] inet_sendmsg+0x10d/0x450 [ 78.352603] ? security_socket_sendmsg+0x50/0x90 [ 78.357342] ? ipip_gro_receive+0xf0/0xf0 [ 78.361472] sock_sendmsg+0xb7/0xf0 [ 78.365094] ___sys_sendmsg+0x649/0x950 [ 78.369070] ? find_held_lock+0x36/0x1d0 [ 78.373127] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.377885] ? __fget+0x278/0x400 [ 78.381336] ? kasan_check_read+0x11/0x20 [ 78.385482] ? __fget+0x295/0x400 [ 78.388931] ? __f_unlock_pos+0xd/0x10 [ 78.392818] ? __fget_light+0x174/0x1e0 [ 78.396792] ? __fdget+0xe/0x10 [ 78.400080] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.404917] __sys_sendmsg+0xd9/0x180 [ 78.408797] ? __ia32_sys_shutdown+0x70/0x70 [ 78.413192] ? __sb_end_write+0xa4/0xd0 [ 78.417155] ? kasan_check_write+0x14/0x20 [ 78.421393] ? fput+0x18/0x120 [ 78.424592] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.429962] __x64_sys_sendmsg+0x73/0xb0 [ 78.434009] do_syscall_64+0xd6/0x4e0 [ 78.437822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.442996] RIP: 0033:0x458da9 [ 78.446173] 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 [ 78.465073] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.472786] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 78.480065] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.487466] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.494867] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 78.502141] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.509424] CPU: 1 PID: 7475 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 78.517226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.526579] Call Trace: [ 78.529158] dump_stack+0x123/0x177 [ 78.532859] should_fail.cold.4+0x5/0x13 [ 78.536919] ? kasan_unpoison_shadow+0x35/0x50 [ 78.541492] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.546580] ? __kmalloc_node_track_caller+0x50/0x70 [ 78.551667] __should_failslab+0xba/0xf0 [ 78.555729] should_failslab+0x9/0x14 [ 78.559514] kmem_cache_alloc+0x47/0x730 [ 78.563574] ? skb_scrub_packet+0x3c0/0x3c0 [ 78.567887] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 78.573091] sctp_chunkify+0x46/0x270 [ 78.576900] _sctp_make_chunk+0x128/0x260 [ 78.581048] sctp_make_cookie_echo+0x85/0x160 [ 78.585550] sctp_do_sm+0x2a6d/0x53b0 [ 78.589374] ? __lock_acquire+0x792/0x4980 [ 78.593716] ? sctp_sendmsg+0xd4f/0x17e0 [ 78.597802] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 78.603858] ? mark_held_locks+0x130/0x130 [ 78.608080] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 78.613181] ? quarantine_put+0x11b/0x1c0 [ 78.617348] ? find_held_lock+0x36/0x1d0 [ 78.621406] ? kvm_clock_read+0x18/0x30 [ 78.625379] ? kvm_clock_get_cycles+0x9/0x10 [ 78.629787] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 78.634031] ? mark_held_locks+0x130/0x130 [ 78.638271] sctp_inq_push+0x1aa/0x240 [ 78.642151] sctp_backlog_rcv+0x1ac/0x1280 [ 78.646387] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.650859] ? lockdep_hardirqs_on+0x421/0x5c0 [ 78.655452] ? sctp_hash_key+0x5b0/0x5b0 [ 78.659528] ? __release_sock+0xd0/0x360 [ 78.663576] ? __release_sock+0xd0/0x360 [ 78.667644] ? __local_bh_enable_ip+0x160/0x260 [ 78.672304] __release_sock+0x10c/0x360 [ 78.676283] release_sock+0x4f/0x180 [ 78.679988] sctp_wait_for_connect+0x22c/0x4c0 [ 78.684707] ? refcount_inc_checked+0x30/0x30 [ 78.689193] ? sctp_get_port_local+0x14d0/0x14d0 [ 78.693948] ? finish_wait+0x290/0x290 [ 78.697836] ? sctp_primitive_SEND+0x7c/0xc0 [ 78.702269] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 78.706941] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 78.711700] ? sctp_clear_owner_w+0x100/0x100 [ 78.716199] ? lock_downgrade+0x860/0x860 [ 78.720365] ? kasan_check_read+0x11/0x20 [ 78.724510] sctp_sendmsg+0xd4f/0x17e0 [ 78.728389] ? rw_copy_check_uvector+0x66/0x340 [ 78.733062] ? sctp_id2assoc+0x250/0x250 [ 78.737151] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 78.742520] ? dup_iter+0x250/0x250 [ 78.746136] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.750896] inet_sendmsg+0x10d/0x450 [ 78.754701] ? security_socket_sendmsg+0x50/0x90 [ 78.759460] ? ipip_gro_receive+0xf0/0xf0 [ 78.763598] sock_sendmsg+0xb7/0xf0 [ 78.767218] ___sys_sendmsg+0x649/0x950 [ 78.771173] ? find_held_lock+0x36/0x1d0 [ 78.775340] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.780115] ? __fget+0x278/0x400 [ 78.783561] ? kasan_check_read+0x11/0x20 [ 78.787690] ? __fget+0x295/0x400 [ 78.791150] ? __f_unlock_pos+0xd/0x10 [ 78.795020] ? __fget_light+0x174/0x1e0 [ 78.798977] ? __fdget+0xe/0x10 [ 78.802240] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.807078] __sys_sendmsg+0xd9/0x180 [ 78.810856] ? __ia32_sys_shutdown+0x70/0x70 [ 78.815247] ? __sb_end_write+0xa4/0xd0 [ 78.819205] ? kasan_check_write+0x14/0x20 [ 78.823426] ? fput+0x18/0x120 [ 78.826605] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.831949] __x64_sys_sendmsg+0x73/0xb0 [ 78.835993] do_syscall_64+0xd6/0x4e0 [ 78.839785] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.844957] RIP: 0033:0x458da9 [ 78.848131] 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 [ 78.867027] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.874718] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 78.881981] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 78.889242] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 78.896496] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 78.903763] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 78.930705] FAULT_INJECTION: forcing a failure. [ 78.930705] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.942543] CPU: 0 PID: 7485 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 78.950344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.959701] Call Trace: [ 78.962292] dump_stack+0x123/0x177 [ 78.965930] should_fail.cold.4+0x5/0x13 [ 78.970001] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.975117] __alloc_pages_nodemask+0x1d5/0x710 [ 78.979790] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 78.984816] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.989943] cache_grow_begin+0x91/0x8d0 [ 78.994009] ? kmem_cache_alloc_trace+0xa0/0x750 [ 78.998777] kmem_cache_alloc_trace+0x67e/0x750 [ 79.003457] sctp_association_new+0x5b/0x1ef0 [ 79.007954] ? sctp_unpack_cookie+0xf90/0xf90 [ 79.012454] sctp_make_temp_asoc+0x8b/0x1a0 [ 79.016775] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 79.022590] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 79.028226] ? dccp_diag_dump+0x20/0x20 [ 79.032220] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 79.034690] FAULT_INJECTION: forcing a failure. [ 79.034690] name failslab, interval 1, probability 0, space 0, times 0 [ 79.036822] sctp_do_sm+0x117/0x53b0 [ 79.036831] ? __lock_acquire+0x792/0x4980 [ 79.036838] ? __kernel_text_address+0xd/0x40 [ 79.036845] ? unwind_get_return_address+0x61/0xa0 [ 79.036853] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.036862] ? mark_held_locks+0x130/0x130 [ 79.036869] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 79.036877] ? check_noncircular+0x20/0x20 [ 79.036882] ? save_stack+0xa9/0xd0 [ 79.036887] ? save_stack+0x43/0xd0 [ 79.036890] ? kasan_kmalloc+0xc7/0xe0 [ 79.036894] ? kasan_slab_alloc+0x12/0x20 [ 79.036901] ? find_held_lock+0x36/0x1d0 [ 79.036912] ? mark_held_locks+0xc7/0x130 [ 79.059729] FAULT_INJECTION: forcing a failure. [ 79.059729] name failslab, interval 1, probability 0, space 0, times 0 [ 79.060525] ? ktime_get+0x1a6/0x240 [ 79.060539] ? kvm_clock_read+0x18/0x30 [ 79.060544] ? kvm_clock_get_cycles+0x9/0x10 [ 79.060554] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 79.060562] ? mark_held_locks+0x130/0x130 [ 79.060573] sctp_inq_push+0x1aa/0x240 [ 79.144567] sctp_backlog_rcv+0x1ac/0x1280 [ 79.148807] ? _raw_spin_unlock_bh+0x30/0x40 [ 79.153219] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.157808] ? sctp_hash_key+0x5b0/0x5b0 [ 79.161870] ? __release_sock+0xd0/0x360 [ 79.165929] ? __release_sock+0xd0/0x360 [ 79.169991] ? __local_bh_enable_ip+0x160/0x260 [ 79.174682] __release_sock+0x10c/0x360 [ 79.178657] release_sock+0x4f/0x180 [ 79.182377] sctp_wait_for_connect+0x22c/0x4c0 [ 79.186946] ? refcount_inc_checked+0x30/0x30 [ 79.191447] ? sctp_get_port_local+0x14d0/0x14d0 [ 79.196212] ? finish_wait+0x290/0x290 [ 79.200980] ? sctp_primitive_SEND+0x7c/0xc0 [ 79.205396] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 79.210069] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 79.214823] ? sctp_clear_owner_w+0x100/0x100 [ 79.219376] ? lock_downgrade+0x860/0x860 [ 79.223563] ? kasan_check_read+0x11/0x20 [ 79.227709] sctp_sendmsg+0xd4f/0x17e0 [ 79.231726] ? rw_copy_check_uvector+0x66/0x340 [ 79.236572] ? sctp_id2assoc+0x250/0x250 [ 79.240628] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 79.245992] ? dup_iter+0x250/0x250 [ 79.249624] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.254375] inet_sendmsg+0x10d/0x450 [ 79.258256] ? security_socket_sendmsg+0x50/0x90 [ 79.263003] ? ipip_gro_receive+0xf0/0xf0 [ 79.267135] sock_sendmsg+0xb7/0xf0 [ 79.270751] ___sys_sendmsg+0x649/0x950 [ 79.274720] ? find_held_lock+0x36/0x1d0 [ 79.278785] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.283544] ? __fget+0x278/0x400 [ 79.286991] ? kasan_check_read+0x11/0x20 [ 79.291280] ? __fget+0x295/0x400 [ 79.294730] ? __f_unlock_pos+0xd/0x10 [ 79.298620] ? __fget_light+0x174/0x1e0 [ 79.302608] ? __fdget+0xe/0x10 [ 79.305882] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.310720] __sys_sendmsg+0xd9/0x180 [ 79.314514] ? __ia32_sys_shutdown+0x70/0x70 [ 79.318911] ? __sb_end_write+0xa4/0xd0 [ 79.322883] ? kasan_check_write+0x14/0x20 [ 79.327105] ? fput+0x18/0x120 [ 79.330286] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.335637] __x64_sys_sendmsg+0x73/0xb0 [ 79.339689] do_syscall_64+0xd6/0x4e0 [ 79.343513] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.348713] RIP: 0033:0x458da9 [ 79.351906] 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 [ 79.370824] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.379045] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 79.386318] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 79.393586] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.404576] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 79.411830] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 79.419105] CPU: 1 PID: 7491 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 79.420167] FAULT_INJECTION: forcing a failure. [ 79.420167] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.426914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.448157] Call Trace: [ 79.450743] dump_stack+0x123/0x177 [ 79.454355] should_fail.cold.4+0x5/0x13 [ 79.458401] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.463493] ? __lock_is_held+0xb5/0x140 [ 79.467538] __should_failslab+0xba/0xf0 [ 79.471611] should_failslab+0x9/0x14 [ 79.475402] __kmalloc+0x70/0x770 [ 79.478854] ? __kmalloc_track_caller+0x5e5/0x760 [ 79.483685] ? sctp_tsnmap_init+0x161/0x220 [ 79.487990] sctp_tsnmap_init+0x161/0x220 [ 79.492123] sctp_process_init+0x1bb0/0x2d50 [ 79.496535] ? sctp_verify_init+0x1660/0x1660 [ 79.501023] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 79.505588] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 79.510251] ? save_stack+0x43/0xd0 [ 79.513866] ? __kasan_slab_free+0x102/0x150 [ 79.518265] ? kasan_slab_free+0xe/0x10 [ 79.522231] sctp_do_sm+0xa0f/0x53b0 [ 79.525939] ? __lock_acquire+0x792/0x4980 [ 79.530154] ? sctp_sendmsg+0xd4f/0x17e0 [ 79.534199] ? inet_sendmsg+0x10d/0x450 [ 79.538157] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.544201] ? mark_held_locks+0x130/0x130 [ 79.548418] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 79.553504] ? quarantine_put+0x11b/0x1c0 [ 79.557639] ? find_held_lock+0x36/0x1d0 [ 79.561691] ? kvm_clock_read+0x18/0x30 [ 79.565784] ? kvm_clock_get_cycles+0x9/0x10 [ 79.570187] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 79.574418] ? mark_held_locks+0x130/0x130 [ 79.578661] sctp_inq_push+0x1aa/0x240 [ 79.582544] sctp_backlog_rcv+0x1ac/0x1280 [ 79.586770] ? _raw_spin_unlock_bh+0x30/0x40 [ 79.591170] ? lockdep_hardirqs_on+0x421/0x5c0 [ 79.595733] ? sctp_hash_key+0x5b0/0x5b0 [ 79.599776] ? __release_sock+0xd0/0x360 [ 79.603819] ? __release_sock+0xd0/0x360 [ 79.607861] ? __local_bh_enable_ip+0x160/0x260 [ 79.612515] __release_sock+0x10c/0x360 [ 79.616477] release_sock+0x4f/0x180 [ 79.620186] sctp_wait_for_connect+0x22c/0x4c0 [ 79.624751] ? refcount_inc_checked+0x30/0x30 [ 79.629234] ? sctp_get_port_local+0x14d0/0x14d0 [ 79.633989] ? finish_wait+0x290/0x290 [ 79.637859] ? sctp_primitive_SEND+0x7c/0xc0 [ 79.642264] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 79.646915] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 79.651654] ? sctp_clear_owner_w+0x100/0x100 [ 79.656131] ? lock_downgrade+0x860/0x860 [ 79.660262] ? kasan_check_read+0x11/0x20 [ 79.664395] sctp_sendmsg+0xd4f/0x17e0 [ 79.668263] ? rw_copy_check_uvector+0x66/0x340 [ 79.672917] ? sctp_id2assoc+0x250/0x250 [ 79.676962] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 79.686299] ? dup_iter+0x250/0x250 [ 79.689912] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.694655] inet_sendmsg+0x10d/0x450 [ 79.698436] ? security_socket_sendmsg+0x50/0x90 [ 79.703172] ? ipip_gro_receive+0xf0/0xf0 [ 79.707301] sock_sendmsg+0xb7/0xf0 [ 79.710909] ___sys_sendmsg+0x649/0x950 [ 79.714865] ? find_held_lock+0x36/0x1d0 [ 79.718908] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.723648] ? __fget+0x278/0x400 [ 79.727086] ? kasan_check_read+0x11/0x20 [ 79.731218] ? __fget+0x295/0x400 [ 79.734657] ? __f_unlock_pos+0xd/0x10 [ 79.738552] ? __fget_light+0x174/0x1e0 [ 79.742510] ? __fdget+0xe/0x10 [ 79.745771] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.750597] __sys_sendmsg+0xd9/0x180 [ 79.754381] ? __ia32_sys_shutdown+0x70/0x70 [ 79.758769] ? __sb_end_write+0xa4/0xd0 [ 79.762738] ? kasan_check_write+0x14/0x20 [ 79.766954] ? fput+0x18/0x120 [ 79.770139] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.775499] __x64_sys_sendmsg+0x73/0xb0 [ 79.779552] do_syscall_64+0xd6/0x4e0 [ 79.783336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.788505] RIP: 0033:0x458da9 [ 79.791685] 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 [ 79.810829] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.818516] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 79.825791] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 79.833044] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 79.840303] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 79.847555] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 79.854834] CPU: 0 PID: 7486 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 79.862637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.871998] Call Trace: [ 79.874590] dump_stack+0x123/0x177 [ 79.878221] should_fail.cold.4+0x5/0x13 [ 79.882288] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.887392] __alloc_pages_nodemask+0x1d5/0x710 [ 79.892054] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 79.897104] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.902208] cache_grow_begin+0x91/0x8d0 [ 79.906269] ? kmem_cache_alloc_trace+0xa0/0x750 [ 79.911032] kmem_cache_alloc_trace+0x67e/0x750 [ 79.915706] sctp_association_new+0x5b/0x1ef0 [ 79.920223] ? sctp_unpack_cookie+0xf90/0xf90 [ 79.924722] sctp_make_temp_asoc+0x8b/0x1a0 [ 79.929050] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 79.934936] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 79.940557] ? dccp_diag_dump+0x20/0x20 [ 79.944535] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 79.949110] sctp_do_sm+0x117/0x53b0 [ 79.952819] ? __lock_acquire+0x792/0x4980 [ 79.957053] ? __kernel_text_address+0xd/0x40 [ 79.961546] ? unwind_get_return_address+0x61/0xa0 [ 79.966473] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 79.972533] ? mark_held_locks+0x130/0x130 [ 79.976765] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 79.982221] ? check_noncircular+0x20/0x20 [ 79.986452] ? save_stack+0xa9/0xd0 [ 79.990097] ? save_stack+0x43/0xd0 [ 79.993713] ? kasan_kmalloc+0xc7/0xe0 [ 79.997600] ? kasan_slab_alloc+0x12/0x20 [ 80.001755] ? find_held_lock+0x36/0x1d0 [ 80.005824] ? mark_held_locks+0xc7/0x130 [ 80.010081] ? ktime_get+0x1a6/0x240 [ 80.013795] ? kvm_clock_read+0x18/0x30 [ 80.017760] ? kvm_clock_get_cycles+0x9/0x10 [ 80.022160] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 80.026385] ? mark_held_locks+0x130/0x130 [ 80.030621] sctp_inq_push+0x1aa/0x240 [ 80.034494] sctp_backlog_rcv+0x1ac/0x1280 [ 80.038718] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.043112] ? lockdep_hardirqs_on+0x421/0x5c0 [ 80.047684] ? sctp_hash_key+0x5b0/0x5b0 [ 80.051732] ? __release_sock+0xd0/0x360 [ 80.055775] ? __release_sock+0xd0/0x360 [ 80.059821] ? __local_bh_enable_ip+0x160/0x260 [ 80.064476] __release_sock+0x10c/0x360 [ 80.068447] release_sock+0x4f/0x180 [ 80.072153] sctp_wait_for_connect+0x22c/0x4c0 [ 80.076718] ? refcount_inc_checked+0x30/0x30 [ 80.081209] ? sctp_get_port_local+0x14d0/0x14d0 [ 80.085953] ? finish_wait+0x290/0x290 [ 80.089859] ? sctp_primitive_SEND+0x7c/0xc0 [ 80.094261] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 80.098919] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 80.103661] ? sctp_clear_owner_w+0x100/0x100 [ 80.108150] ? lock_downgrade+0x860/0x860 [ 80.112426] ? kasan_check_read+0x11/0x20 [ 80.116570] sctp_sendmsg+0xd4f/0x17e0 [ 80.120454] ? rw_copy_check_uvector+0x66/0x340 [ 80.125128] ? sctp_id2assoc+0x250/0x250 [ 80.129187] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 80.134555] ? dup_iter+0x250/0x250 [ 80.138174] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.142927] inet_sendmsg+0x10d/0x450 [ 80.146718] ? security_socket_sendmsg+0x50/0x90 [ 80.151460] ? ipip_gro_receive+0xf0/0xf0 [ 80.155603] sock_sendmsg+0xb7/0xf0 [ 80.159221] ___sys_sendmsg+0x649/0x950 [ 80.163178] ? find_held_lock+0x36/0x1d0 [ 80.167221] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.171967] ? __fget+0x278/0x400 [ 80.175431] ? kasan_check_read+0x11/0x20 [ 80.179569] ? __fget+0x295/0x400 [ 80.183018] ? __f_unlock_pos+0xd/0x10 [ 80.186890] ? __fget_light+0x174/0x1e0 [ 80.190853] ? __fdget+0xe/0x10 [ 80.194177] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.199023] __sys_sendmsg+0xd9/0x180 [ 80.202821] ? __ia32_sys_shutdown+0x70/0x70 [ 80.207214] ? __sb_end_write+0xa4/0xd0 [ 80.211263] ? kasan_check_write+0x14/0x20 [ 80.215484] ? fput+0x18/0x120 [ 80.218682] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.224042] __x64_sys_sendmsg+0x73/0xb0 [ 80.228092] do_syscall_64+0xd6/0x4e0 [ 80.231891] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.237072] RIP: 0033:0x458da9 [ 80.240248] 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 [ 80.259139] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.266833] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 80.274092] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.281363] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.288642] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 80.296006] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 80.303283] CPU: 1 PID: 7489 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 80.311100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.320444] Call Trace: [ 80.323033] dump_stack+0x123/0x177 [ 80.326656] should_fail.cold.4+0x5/0x13 [ 80.330698] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.335783] ? is_bpf_text_address+0x7d/0xe0 [ 80.340173] __should_failslab+0xba/0xf0 [ 80.344215] should_failslab+0x9/0x14 [ 80.348010] kmem_cache_alloc_node+0x56/0x730 [ 80.352488] ? sctp_packet_config+0x7aa/0xea0 [ 80.356977] __alloc_skb+0xa7/0x580 [ 80.360582] ? skb_scrub_packet+0x3c0/0x3c0 [ 80.364884] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 80.370062] ? sctp_packet_config+0x7c7/0xea0 [ 80.374537] ? kasan_slab_alloc+0x12/0x20 [ 80.378662] ? kmem_cache_alloc+0x12e/0x730 [ 80.382983] sctp_packet_transmit+0x26b/0x3490 [ 80.387549] ? sctp_packet_append_chunk+0x890/0xef0 [ 80.392545] ? sock_sendmsg+0xb7/0xf0 [ 80.396321] ? ___sys_sendmsg+0x649/0x950 [ 80.400459] ? __sys_sendmsg+0xd9/0x180 [ 80.404418] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 80.410226] ? sctp_packet_config+0xea0/0xea0 [ 80.414807] ? sctp_packet_append_chunk+0x890/0xef0 [ 80.419813] ? sctp_packet_transmit_chunk+0x22/0x124 [ 80.424920] sctp_outq_flush+0x252/0x22f0 [ 80.429056] ? rcu_read_lock_sched_held+0x108/0x120 [ 80.434240] ? kmem_cache_alloc+0x33a/0x730 [ 80.438543] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 80.443627] ? __sctp_outq_teardown+0xc30/0xc30 [ 80.448277] ? sctp_outq_tail+0x58c/0x970 [ 80.452404] sctp_outq_uncork+0x49/0x60 [ 80.456358] sctp_do_sm+0x107d/0x53b0 [ 80.460137] ? __lock_acquire+0x792/0x4980 [ 80.464439] ? sctp_sendmsg+0xd4f/0x17e0 [ 80.468485] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 80.474548] ? mark_held_locks+0x130/0x130 [ 80.478775] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 80.483875] ? quarantine_put+0x11b/0x1c0 [ 80.488009] ? find_held_lock+0x36/0x1d0 [ 80.492082] ? kvm_clock_read+0x18/0x30 [ 80.496036] ? kvm_clock_get_cycles+0x9/0x10 [ 80.500431] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 80.504666] ? mark_held_locks+0x130/0x130 [ 80.508925] sctp_inq_push+0x1aa/0x240 [ 80.512939] sctp_backlog_rcv+0x1ac/0x1280 [ 80.517176] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.521583] ? lockdep_hardirqs_on+0x421/0x5c0 [ 80.526157] ? sctp_hash_key+0x5b0/0x5b0 [ 80.530201] ? __release_sock+0xd0/0x360 [ 80.534242] ? __release_sock+0xd0/0x360 [ 80.538283] ? __local_bh_enable_ip+0x160/0x260 [ 80.542945] __release_sock+0x10c/0x360 [ 80.546914] release_sock+0x4f/0x180 [ 80.550609] sctp_wait_for_connect+0x22c/0x4c0 [ 80.555172] ? refcount_inc_checked+0x30/0x30 [ 80.559650] ? sctp_get_port_local+0x14d0/0x14d0 [ 80.564392] ? finish_wait+0x290/0x290 [ 80.568258] ? sctp_primitive_SEND+0x7c/0xc0 [ 80.572654] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 80.577302] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 80.582043] ? sctp_clear_owner_w+0x100/0x100 [ 80.586530] ? lock_downgrade+0x860/0x860 [ 80.590670] ? kasan_check_read+0x11/0x20 [ 80.594809] sctp_sendmsg+0xd4f/0x17e0 [ 80.598678] ? rw_copy_check_uvector+0x66/0x340 [ 80.603330] ? sctp_id2assoc+0x250/0x250 [ 80.607546] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 80.612986] ? dup_iter+0x250/0x250 [ 80.616596] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.621333] inet_sendmsg+0x10d/0x450 [ 80.625113] ? security_socket_sendmsg+0x50/0x90 [ 80.629862] ? ipip_gro_receive+0xf0/0xf0 [ 80.634012] sock_sendmsg+0xb7/0xf0 [ 80.637629] ___sys_sendmsg+0x649/0x950 [ 80.641603] ? find_held_lock+0x36/0x1d0 [ 80.645651] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.650498] ? __fget+0x278/0x400 [ 80.653960] ? kasan_check_read+0x11/0x20 [ 80.658099] ? __fget+0x295/0x400 [ 80.661539] ? __f_unlock_pos+0xd/0x10 [ 80.665415] ? __fget_light+0x174/0x1e0 [ 80.669381] ? __fdget+0xe/0x10 [ 80.672662] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.677486] __sys_sendmsg+0xd9/0x180 [ 80.681274] ? __ia32_sys_shutdown+0x70/0x70 [ 80.685662] ? __sb_end_write+0xa4/0xd0 [ 80.689617] ? kasan_check_write+0x14/0x20 [ 80.693842] ? fput+0x18/0x120 [ 80.697031] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.702387] __x64_sys_sendmsg+0x73/0xb0 [ 80.706430] do_syscall_64+0xd6/0x4e0 [ 80.710212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.715817] RIP: 0033:0x458da9 [ 80.718987] 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 [ 80.737870] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.745555] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 80.752808] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 80.760059] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 80.767315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 80.774583] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 80.793580] FAULT_INJECTION: forcing a failure. [ 80.793580] name failslab, interval 1, probability 0, space 0, times 0 [ 80.805079] CPU: 0 PID: 7496 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 80.812876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.822233] Call Trace: [ 80.824826] dump_stack+0x123/0x177 [ 80.828461] should_fail.cold.4+0x5/0x13 [ 80.832522] ? sctp_inq_push+0x1aa/0x240 [ 80.836589] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.841694] ? inet_sendmsg+0x10d/0x450 [ 80.845701] ? sock_sendmsg+0xb7/0xf0 [ 80.849501] ? ___sys_sendmsg+0x649/0x950 [ 80.853649] ? __sys_sendmsg+0xd9/0x180 [ 80.857620] ? __x64_sys_sendmsg+0x73/0xb0 [ 80.861855] ? do_syscall_64+0xd6/0x4e0 [ 80.865828] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.871193] __should_failslab+0xba/0xf0 [ 80.875258] should_failslab+0x9/0x14 [ 80.879060] kmem_cache_alloc+0x47/0x730 [ 80.883142] ? __lock_acquire+0x792/0x4980 [ 80.887382] __debug_object_init+0x7dc/0xd70 [ 80.891797] ? __lock_is_held+0xb5/0x140 [ 80.895871] ? debug_object_fixup+0x30/0x30 [ 80.900197] ? kasan_check_read+0x11/0x20 [ 80.904347] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 80.909718] debug_object_init+0x16/0x20 [ 80.913784] init_timer_key+0x2e/0x270 [ 80.917711] sctp_association_new+0x9fd/0x1ef0 [ 80.922304] sctp_make_temp_asoc+0x8b/0x1a0 [ 80.926634] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 80.932441] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 80.938079] ? dccp_diag_dump+0x20/0x20 [ 80.942070] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 80.946660] sctp_do_sm+0x117/0x53b0 [ 80.950382] ? __lock_acquire+0x792/0x4980 [ 80.954627] ? __kernel_text_address+0xd/0x40 [ 80.959133] ? unwind_get_return_address+0x61/0xa0 [ 80.964077] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 80.970149] ? mark_held_locks+0x130/0x130 [ 80.974392] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 80.979850] ? check_noncircular+0x20/0x20 [ 80.984096] ? save_stack+0xa9/0xd0 [ 80.987740] ? save_stack+0x43/0xd0 [ 80.991364] ? kasan_kmalloc+0xc7/0xe0 [ 80.995253] ? kasan_slab_alloc+0x12/0x20 [ 80.999409] ? find_held_lock+0x36/0x1d0 [ 81.003476] ? mark_held_locks+0xc7/0x130 [ 81.007629] ? ktime_get+0x1a6/0x240 [ 81.011346] ? kvm_clock_read+0x18/0x30 [ 81.015322] ? kvm_clock_get_cycles+0x9/0x10 [ 81.019737] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 81.023979] ? mark_held_locks+0x130/0x130 [ 81.028225] sctp_inq_push+0x1aa/0x240 [ 81.032115] sctp_backlog_rcv+0x1ac/0x1280 [ 81.036348] ? _raw_spin_unlock_bh+0x30/0x40 [ 81.040771] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.045360] ? sctp_hash_key+0x5b0/0x5b0 [ 81.049428] ? __release_sock+0xd0/0x360 [ 81.053488] ? __release_sock+0xd0/0x360 [ 81.057550] ? __local_bh_enable_ip+0x160/0x260 [ 81.062225] __release_sock+0x10c/0x360 [ 81.066219] release_sock+0x4f/0x180 [ 81.069948] sctp_wait_for_connect+0x22c/0x4c0 [ 81.074547] ? refcount_inc_checked+0x30/0x30 [ 81.079060] ? sctp_get_port_local+0x14d0/0x14d0 [ 81.081337] FAULT_INJECTION: forcing a failure. [ 81.081337] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 81.083823] ? finish_wait+0x290/0x290 [ 81.099471] ? sctp_primitive_SEND+0x7c/0xc0 [ 81.103864] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 81.108522] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 81.113273] ? sctp_clear_owner_w+0x100/0x100 [ 81.117751] ? lock_downgrade+0x860/0x860 [ 81.121882] ? kasan_check_read+0x11/0x20 [ 81.126018] sctp_sendmsg+0xd4f/0x17e0 [ 81.129890] ? rw_copy_check_uvector+0x66/0x340 [ 81.135497] ? sctp_id2assoc+0x250/0x250 [ 81.139544] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 81.144907] ? dup_iter+0x250/0x250 [ 81.148522] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.153264] inet_sendmsg+0x10d/0x450 [ 81.157049] ? security_socket_sendmsg+0x50/0x90 [ 81.161795] ? ipip_gro_receive+0xf0/0xf0 [ 81.165926] sock_sendmsg+0xb7/0xf0 [ 81.169547] ___sys_sendmsg+0x649/0x950 [ 81.173510] ? find_held_lock+0x36/0x1d0 [ 81.177554] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.182294] ? __fget+0x278/0x400 [ 81.185734] ? kasan_check_read+0x11/0x20 [ 81.189865] ? __fget+0x295/0x400 [ 81.193305] ? __f_unlock_pos+0xd/0x10 [ 81.197179] ? __fget_light+0x174/0x1e0 [ 81.201138] ? __fdget+0xe/0x10 [ 81.204407] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.209243] __sys_sendmsg+0xd9/0x180 [ 81.213024] ? __ia32_sys_shutdown+0x70/0x70 [ 81.217413] ? __sb_end_write+0xa4/0xd0 [ 81.221391] ? kasan_check_write+0x14/0x20 [ 81.225619] ? fput+0x18/0x120 [ 81.228808] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.234181] __x64_sys_sendmsg+0x73/0xb0 [ 81.238230] do_syscall_64+0xd6/0x4e0 [ 81.242015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.247186] RIP: 0033:0x458da9 [ 81.250366] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.269252] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.276955] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 81.284209] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 81.291463] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.298717] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 81.306011] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 81.313289] CPU: 1 PID: 7510 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 81.321091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.324184] FAULT_INJECTION: forcing a failure. [ 81.324184] name failslab, interval 1, probability 0, space 0, times 0 [ 81.330445] Call Trace: [ 81.330458] dump_stack+0x123/0x177 [ 81.330468] should_fail.cold.4+0x5/0x13 [ 81.330476] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.330491] __alloc_pages_nodemask+0x1d5/0x710 [ 81.330498] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 81.366673] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.372490] cache_grow_begin+0x91/0x8d0 [ 81.376560] ? kmem_cache_alloc_trace+0xa0/0x750 [ 81.381314] kmem_cache_alloc_trace+0x67e/0x750 [ 81.385982] sctp_association_new+0x5b/0x1ef0 [ 81.390551] ? sctp_unpack_cookie+0xf90/0xf90 [ 81.395036] sctp_make_temp_asoc+0x8b/0x1a0 [ 81.399343] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 81.408773] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 81.414380] ? dccp_diag_dump+0x20/0x20 [ 81.418343] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 81.422905] sctp_do_sm+0x117/0x53b0 [ 81.426608] ? __lock_acquire+0x792/0x4980 [ 81.430838] ? __kernel_text_address+0xd/0x40 [ 81.435315] ? unwind_get_return_address+0x61/0xa0 [ 81.440260] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 81.446315] ? mark_held_locks+0x130/0x130 [ 81.450537] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 81.455972] ? check_noncircular+0x20/0x20 [ 81.460194] ? save_stack+0xa9/0xd0 [ 81.463917] ? save_stack+0x43/0xd0 [ 81.467535] ? kasan_kmalloc+0xc7/0xe0 [ 81.471413] ? kasan_slab_alloc+0x12/0x20 [ 81.475563] ? find_held_lock+0x36/0x1d0 [ 81.479621] ? mark_held_locks+0xc7/0x130 [ 81.483771] ? ktime_get+0x1a6/0x240 [ 81.487487] ? kvm_clock_read+0x18/0x30 [ 81.491455] ? kvm_clock_get_cycles+0x9/0x10 [ 81.495868] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 81.500095] ? mark_held_locks+0x130/0x130 [ 81.504322] sctp_inq_push+0x1aa/0x240 [ 81.508199] sctp_backlog_rcv+0x1ac/0x1280 [ 81.512423] ? _raw_spin_unlock_bh+0x30/0x40 [ 81.516816] ? lockdep_hardirqs_on+0x421/0x5c0 [ 81.521383] ? sctp_hash_key+0x5b0/0x5b0 [ 81.525430] ? __release_sock+0xd0/0x360 [ 81.529488] ? __release_sock+0xd0/0x360 [ 81.533530] ? __local_bh_enable_ip+0x160/0x260 [ 81.538193] __release_sock+0x10c/0x360 [ 81.542153] release_sock+0x4f/0x180 [ 81.545863] sctp_wait_for_connect+0x22c/0x4c0 [ 81.550431] ? refcount_inc_checked+0x30/0x30 [ 81.554909] ? sctp_get_port_local+0x14d0/0x14d0 [ 81.559655] ? finish_wait+0x290/0x290 [ 81.563530] ? sctp_primitive_SEND+0x7c/0xc0 [ 81.567949] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 81.572621] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 81.577367] ? sctp_clear_owner_w+0x100/0x100 [ 81.581863] ? lock_downgrade+0x860/0x860 [ 81.586089] ? kasan_check_read+0x11/0x20 [ 81.590225] sctp_sendmsg+0xd4f/0x17e0 [ 81.594113] ? rw_copy_check_uvector+0x66/0x340 [ 81.598766] ? sctp_id2assoc+0x250/0x250 [ 81.602821] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 81.608165] ? dup_iter+0x250/0x250 [ 81.611775] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.616515] inet_sendmsg+0x10d/0x450 [ 81.620381] ? security_socket_sendmsg+0x50/0x90 [ 81.625127] ? ipip_gro_receive+0xf0/0xf0 [ 81.629254] sock_sendmsg+0xb7/0xf0 [ 81.632860] ___sys_sendmsg+0x649/0x950 [ 81.636813] ? find_held_lock+0x36/0x1d0 [ 81.640858] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.645608] ? __fget+0x278/0x400 [ 81.649044] ? kasan_check_read+0x11/0x20 [ 81.653183] ? __fget+0x295/0x400 [ 81.656633] ? __f_unlock_pos+0xd/0x10 [ 81.660504] ? __fget_light+0x174/0x1e0 [ 81.664460] ? __fdget+0xe/0x10 [ 81.667735] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.672559] __sys_sendmsg+0xd9/0x180 [ 81.676338] ? __ia32_sys_shutdown+0x70/0x70 [ 81.680728] ? __sb_end_write+0xa4/0xd0 [ 81.684687] ? kasan_check_write+0x14/0x20 [ 81.688900] ? fput+0x18/0x120 [ 81.692077] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.697469] __x64_sys_sendmsg+0x73/0xb0 [ 81.701533] do_syscall_64+0xd6/0x4e0 [ 81.705327] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.710502] RIP: 0033:0x458da9 2020/04/01 10:38:50 executed programs: 94 [ 81.713676] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.732573] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.740267] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 81.747518] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 81.754960] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 81.762231] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 81.769496] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 81.777316] CPU: 0 PID: 7512 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 81.785146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.794514] Call Trace: [ 81.797109] dump_stack+0x123/0x177 [ 81.800740] should_fail.cold.4+0x5/0x13 [ 81.804804] ? sctp_inq_push+0x1aa/0x240 [ 81.808869] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.813979] ? inet_sendmsg+0x10d/0x450 [ 81.814545] FAULT_INJECTION: forcing a failure. [ 81.814545] name failslab, interval 1, probability 0, space 0, times 0 [ 81.818299] ? sock_sendmsg+0xb7/0xf0 [ 81.818304] ? ___sys_sendmsg+0x649/0x950 [ 81.818309] ? __sys_sendmsg+0xd9/0x180 [ 81.818313] ? __x64_sys_sendmsg+0x73/0xb0 [ 81.818320] ? do_syscall_64+0xd6/0x4e0 [ 81.818327] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.818336] __should_failslab+0xba/0xf0 [ 81.818343] should_failslab+0x9/0x14 [ 81.818349] kmem_cache_alloc+0x47/0x730 [ 81.818360] ? __lock_acquire+0x792/0x4980 [ 81.818370] __debug_object_init+0x7dc/0xd70 [ 81.818376] ? __lock_is_held+0xb5/0x140 [ 81.818383] ? debug_object_fixup+0x30/0x30 [ 81.818389] ? kasan_check_read+0x11/0x20 [ 81.818396] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 81.893418] debug_object_init+0x16/0x20 [ 81.897487] init_timer_key+0x2e/0x270 [ 81.901387] sctp_association_new+0x9fd/0x1ef0 [ 81.905983] sctp_make_temp_asoc+0x8b/0x1a0 [ 81.910312] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 81.916117] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 81.921741] ? dccp_diag_dump+0x20/0x20 [ 81.925721] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 81.930300] sctp_do_sm+0x117/0x53b0 [ 81.934036] ? __lock_acquire+0x792/0x4980 [ 81.938278] ? __kernel_text_address+0xd/0x40 [ 81.942769] ? unwind_get_return_address+0x61/0xa0 [ 81.947705] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 81.953766] ? mark_held_locks+0x130/0x130 [ 81.957997] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 81.963451] ? check_noncircular+0x20/0x20 [ 81.967684] ? save_stack+0xa9/0xd0 [ 81.971303] ? save_stack+0x43/0xd0 [ 81.974922] ? kasan_kmalloc+0xc7/0xe0 [ 81.978811] ? kasan_slab_alloc+0x12/0x20 [ 81.982971] ? find_held_lock+0x36/0x1d0 [ 81.987039] ? mark_held_locks+0xc7/0x130 [ 81.991182] ? ktime_get+0x1a6/0x240 [ 81.994895] ? kvm_clock_read+0x18/0x30 [ 81.998868] ? kvm_clock_get_cycles+0x9/0x10 [ 82.003276] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 82.007506] ? mark_held_locks+0x130/0x130 [ 82.011753] sctp_inq_push+0x1aa/0x240 [ 82.015649] sctp_backlog_rcv+0x1ac/0x1280 [ 82.019882] ? _raw_spin_unlock_bh+0x30/0x40 [ 82.024293] ? lockdep_hardirqs_on+0x421/0x5c0 [ 82.028877] ? sctp_hash_key+0x5b0/0x5b0 [ 82.032938] ? __release_sock+0xd0/0x360 [ 82.037003] ? __release_sock+0xd0/0x360 [ 82.041059] ? __local_bh_enable_ip+0x160/0x260 [ 82.045733] __release_sock+0x10c/0x360 [ 82.049715] release_sock+0x4f/0x180 [ 82.053437] sctp_wait_for_connect+0x22c/0x4c0 [ 82.058018] ? refcount_inc_checked+0x30/0x30 [ 82.062511] ? sctp_get_port_local+0x14d0/0x14d0 [ 82.067260] ? finish_wait+0x290/0x290 [ 82.071147] ? sctp_primitive_SEND+0x7c/0xc0 [ 82.075551] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 82.080215] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 82.084966] ? sctp_clear_owner_w+0x100/0x100 [ 82.089463] ? lock_downgrade+0x860/0x860 [ 82.093603] ? kasan_check_read+0x11/0x20 [ 82.097742] sctp_sendmsg+0xd4f/0x17e0 [ 82.101620] ? rw_copy_check_uvector+0x66/0x340 [ 82.106285] ? sctp_id2assoc+0x250/0x250 [ 82.110333] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 82.115690] ? dup_iter+0x250/0x250 [ 82.119307] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.124062] inet_sendmsg+0x10d/0x450 [ 82.127877] ? security_socket_sendmsg+0x50/0x90 [ 82.132632] ? ipip_gro_receive+0xf0/0xf0 [ 82.136784] sock_sendmsg+0xb7/0xf0 [ 82.140413] ___sys_sendmsg+0x649/0x950 [ 82.144388] ? find_held_lock+0x36/0x1d0 [ 82.148439] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.153189] ? __fget+0x278/0x400 [ 82.156637] ? kasan_check_read+0x11/0x20 [ 82.160772] ? __fget+0x295/0x400 [ 82.164215] ? __f_unlock_pos+0xd/0x10 [ 82.168086] ? __fget_light+0x174/0x1e0 [ 82.172051] ? __fdget+0xe/0x10 [ 82.175325] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.180154] __sys_sendmsg+0xd9/0x180 [ 82.183951] ? __ia32_sys_shutdown+0x70/0x70 [ 82.188373] ? __sb_end_write+0xa4/0xd0 [ 82.192357] ? kasan_check_write+0x14/0x20 [ 82.196578] ? fput+0x18/0x120 [ 82.199775] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.205130] __x64_sys_sendmsg+0x73/0xb0 [ 82.209178] do_syscall_64+0xd6/0x4e0 [ 82.212972] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.218151] RIP: 0033:0x458da9 [ 82.221328] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.240227] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.247924] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 82.255359] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 82.262628] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.269890] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 82.277410] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 82.306799] FAULT_INJECTION: forcing a failure. [ 82.306799] name failslab, interval 1, probability 0, space 0, times 0 [ 82.318770] FAULT_INJECTION: forcing a failure. [ 82.318770] name failslab, interval 1, probability 0, space 0, times 0 [ 82.322157] CPU: 1 PID: 7509 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 82.337814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.347156] Call Trace: [ 82.349749] dump_stack+0x123/0x177 [ 82.353368] should_fail.cold.4+0x5/0x13 [ 82.357418] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.362510] ? __lock_is_held+0xb5/0x140 [ 82.366568] __should_failslab+0xba/0xf0 [ 82.370638] should_failslab+0x9/0x14 [ 82.374451] __kmalloc+0x70/0x770 [ 82.377907] ? __kmalloc_track_caller+0x5e5/0x760 [ 82.382798] ? sctp_tsnmap_init+0x161/0x220 [ 82.387122] sctp_tsnmap_init+0x161/0x220 [ 82.391261] sctp_process_init+0x1bb0/0x2d50 [ 82.395678] ? sctp_verify_init+0x1660/0x1660 [ 82.400158] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 82.405522] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 82.410189] ? save_stack+0x43/0xd0 [ 82.413809] ? __kasan_slab_free+0x102/0x150 [ 82.418221] ? kasan_slab_free+0xe/0x10 [ 82.422185] sctp_do_sm+0xa0f/0x53b0 [ 82.425887] ? __lock_acquire+0x792/0x4980 [ 82.430120] ? sctp_sendmsg+0xd4f/0x17e0 [ 82.434186] ? inet_sendmsg+0x10d/0x450 [ 82.438166] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 82.444433] ? mark_held_locks+0x130/0x130 [ 82.448663] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 82.453756] ? quarantine_put+0x11b/0x1c0 [ 82.457894] ? find_held_lock+0x36/0x1d0 [ 82.461951] ? kvm_clock_read+0x18/0x30 [ 82.465946] ? kvm_clock_get_cycles+0x9/0x10 [ 82.470441] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 82.474667] ? mark_held_locks+0x130/0x130 [ 82.478897] sctp_inq_push+0x1aa/0x240 [ 82.482772] sctp_backlog_rcv+0x1ac/0x1280 [ 82.486991] ? _raw_spin_unlock_bh+0x30/0x40 [ 82.491386] ? lockdep_hardirqs_on+0x421/0x5c0 [ 82.495956] ? sctp_hash_key+0x5b0/0x5b0 [ 82.500004] ? __release_sock+0xd0/0x360 [ 82.504066] ? __release_sock+0xd0/0x360 [ 82.508110] ? __local_bh_enable_ip+0x160/0x260 [ 82.512763] __release_sock+0x10c/0x360 [ 82.516725] release_sock+0x4f/0x180 [ 82.520422] sctp_wait_for_connect+0x22c/0x4c0 [ 82.525000] ? refcount_inc_checked+0x30/0x30 [ 82.529498] ? sctp_get_port_local+0x14d0/0x14d0 [ 82.534249] ? finish_wait+0x290/0x290 [ 82.538127] ? sctp_primitive_SEND+0x7c/0xc0 [ 82.542520] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 82.547198] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 82.552182] ? sctp_clear_owner_w+0x100/0x100 [ 82.556770] ? lock_downgrade+0x860/0x860 [ 82.560920] ? kasan_check_read+0x11/0x20 [ 82.565080] sctp_sendmsg+0xd4f/0x17e0 [ 82.568965] ? rw_copy_check_uvector+0x66/0x340 [ 82.573624] ? sctp_id2assoc+0x250/0x250 [ 82.577673] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 82.583024] ? dup_iter+0x250/0x250 [ 82.586641] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.591388] inet_sendmsg+0x10d/0x450 [ 82.595176] ? security_socket_sendmsg+0x50/0x90 [ 82.599917] ? ipip_gro_receive+0xf0/0xf0 [ 82.604058] sock_sendmsg+0xb7/0xf0 [ 82.607678] ___sys_sendmsg+0x649/0x950 [ 82.611636] ? find_held_lock+0x36/0x1d0 [ 82.615679] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.620418] ? __fget+0x278/0x400 [ 82.623855] ? kasan_check_read+0x11/0x20 [ 82.627986] ? __fget+0x295/0x400 [ 82.631429] ? __f_unlock_pos+0xd/0x10 [ 82.635301] ? __fget_light+0x174/0x1e0 [ 82.639276] ? __fdget+0xe/0x10 [ 82.642555] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.647395] __sys_sendmsg+0xd9/0x180 [ 82.651203] ? __ia32_sys_shutdown+0x70/0x70 [ 82.655621] ? __sb_end_write+0xa4/0xd0 [ 82.659592] ? kasan_check_write+0x14/0x20 [ 82.663835] ? fput+0x18/0x120 [ 82.667029] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.672382] __x64_sys_sendmsg+0x73/0xb0 [ 82.676514] do_syscall_64+0xd6/0x4e0 [ 82.680303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.685479] RIP: 0033:0x458da9 [ 82.688652] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.707545] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.715263] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 82.722523] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 82.729790] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 82.737043] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 82.744300] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 82.751567] CPU: 0 PID: 7519 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 82.759376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.768736] Call Trace: [ 82.771330] dump_stack+0x123/0x177 [ 82.775087] should_fail.cold.4+0x5/0x13 [ 82.779157] ? mark_held_locks+0x130/0x130 [ 82.783403] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.788514] ? find_held_lock+0x36/0x1d0 [ 82.792587] __should_failslab+0xba/0xf0 [ 82.796657] should_failslab+0x9/0x14 [ 82.800462] kmem_cache_alloc_node_trace+0x5a/0x740 [ 82.805495] __kmalloc_node_track_caller+0x3c/0x70 [ 82.810451] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 82.815217] __alloc_skb+0xd7/0x580 [ 82.818858] ? skb_scrub_packet+0x3c0/0x3c0 [ 82.823191] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 82.828311] ? add_timer+0x39c/0x930 [ 82.832029] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 82.837401] _sctp_make_chunk+0x3f/0x260 [ 82.841473] sctp_make_cookie_echo+0x85/0x160 [ 82.845973] sctp_do_sm+0x2a6d/0x53b0 [ 82.849776] ? __lock_acquire+0x792/0x4980 [ 82.854009] ? sctp_sendmsg+0xd4f/0x17e0 [ 82.858080] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 82.864149] ? mark_held_locks+0x130/0x130 [ 82.868387] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 82.874190] ? quarantine_put+0x11b/0x1c0 [ 82.878349] ? find_held_lock+0x36/0x1d0 [ 82.882429] ? kvm_clock_read+0x18/0x30 [ 82.886408] ? kvm_clock_get_cycles+0x9/0x10 [ 82.890845] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 82.895086] ? mark_held_locks+0x130/0x130 [ 82.899325] sctp_inq_push+0x1aa/0x240 [ 82.903215] sctp_backlog_rcv+0x1ac/0x1280 [ 82.907453] ? _raw_spin_unlock_bh+0x30/0x40 [ 82.911869] ? lockdep_hardirqs_on+0x421/0x5c0 [ 82.916456] ? sctp_hash_key+0x5b0/0x5b0 [ 82.920525] ? __release_sock+0xd0/0x360 [ 82.924589] ? __release_sock+0xd0/0x360 [ 82.928654] ? __local_bh_enable_ip+0x160/0x260 [ 82.933340] __release_sock+0x10c/0x360 [ 82.937327] release_sock+0x4f/0x180 [ 82.941048] sctp_wait_for_connect+0x22c/0x4c0 [ 82.945638] ? refcount_inc_checked+0x30/0x30 [ 82.950135] ? sctp_get_port_local+0x14d0/0x14d0 [ 82.953182] FAULT_INJECTION: forcing a failure. [ 82.953182] name failslab, interval 1, probability 0, space 0, times 0 [ 82.954885] ? finish_wait+0x290/0x290 [ 82.954896] ? sctp_primitive_SEND+0x7c/0xc0 [ 82.954905] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 82.954915] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 82.954925] ? sctp_clear_owner_w+0x100/0x100 [ 82.954932] ? lock_downgrade+0x860/0x860 [ 82.954942] ? kasan_check_read+0x11/0x20 [ 82.954952] sctp_sendmsg+0xd4f/0x17e0 [ 82.954959] ? rw_copy_check_uvector+0x66/0x340 [ 82.954967] ? sctp_id2assoc+0x250/0x250 [ 82.954976] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 82.954983] ? dup_iter+0x250/0x250 [ 82.954995] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.955005] inet_sendmsg+0x10d/0x450 [ 82.955009] ? security_socket_sendmsg+0x50/0x90 [ 82.955013] ? ipip_gro_receive+0xf0/0xf0 [ 82.955017] sock_sendmsg+0xb7/0xf0 [ 82.955026] ___sys_sendmsg+0x649/0x950 [ 82.970566] FAULT_INJECTION: forcing a failure. [ 82.970566] name failslab, interval 1, probability 0, space 0, times 0 [ 82.975070] ? find_held_lock+0x36/0x1d0 [ 82.975079] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.975087] ? __fget+0x278/0x400 [ 82.975099] ? kasan_check_read+0x11/0x20 [ 82.975108] ? __fget+0x295/0x400 [ 82.975121] ? __f_unlock_pos+0xd/0x10 [ 82.975129] ? __fget_light+0x174/0x1e0 [ 82.975135] ? __fdget+0xe/0x10 [ 83.086585] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.091444] __sys_sendmsg+0xd9/0x180 [ 83.095247] ? __ia32_sys_shutdown+0x70/0x70 [ 83.099658] ? __sb_end_write+0xa4/0xd0 [ 83.103637] ? kasan_check_write+0x14/0x20 [ 83.107872] ? fput+0x18/0x120 [ 83.111087] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.116457] __x64_sys_sendmsg+0x73/0xb0 [ 83.120528] do_syscall_64+0xd6/0x4e0 [ 83.124330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.129520] RIP: 0033:0x458da9 [ 83.130442] FAULT_INJECTION: forcing a failure. [ 83.130442] name failslab, interval 1, probability 0, space 0, times 0 [ 83.132703] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.132707] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.132713] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 83.132717] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 83.132720] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 83.132724] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 83.132727] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 83.135494] CPU: 0 PID: 7518 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 83.215490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.224848] Call Trace: [ 83.227437] dump_stack+0x123/0x177 [ 83.231073] should_fail.cold.4+0x5/0x13 [ 83.235141] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.240243] ? is_bpf_text_address+0x7d/0xe0 [ 83.244662] __should_failslab+0xba/0xf0 [ 83.248724] should_failslab+0x9/0x14 [ 83.252520] kmem_cache_alloc_node+0x56/0x730 [ 83.257025] ? sctp_packet_config+0x7aa/0xea0 [ 83.261535] __alloc_skb+0xa7/0x580 [ 83.265176] ? skb_scrub_packet+0x3c0/0x3c0 [ 83.269502] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 83.274693] ? sctp_packet_config+0x7c7/0xea0 [ 83.279193] ? kasan_slab_alloc+0x12/0x20 [ 83.283351] ? kmem_cache_alloc+0x12e/0x730 [ 83.287774] sctp_packet_transmit+0x26b/0x3490 [ 83.292354] ? sctp_packet_append_chunk+0x890/0xef0 [ 83.297366] ? sock_sendmsg+0xb7/0xf0 [ 83.301164] ? ___sys_sendmsg+0x649/0x950 [ 83.305305] ? __sys_sendmsg+0xd9/0x180 [ 83.309295] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 83.315086] ? sctp_packet_config+0xea0/0xea0 [ 83.319581] ? sctp_packet_append_chunk+0x890/0xef0 [ 83.324590] ? sctp_packet_transmit_chunk+0x22/0x124 [ 83.329680] sctp_outq_flush+0x252/0x22f0 [ 83.333823] ? rcu_read_lock_sched_held+0x108/0x120 [ 83.338848] ? kmem_cache_alloc+0x33a/0x730 [ 83.343167] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 83.348264] ? __sctp_outq_teardown+0xc30/0xc30 [ 83.352931] ? sctp_outq_tail+0x58c/0x970 [ 83.357072] sctp_outq_uncork+0x49/0x60 [ 83.361038] sctp_do_sm+0x107d/0x53b0 [ 83.364834] ? __lock_acquire+0x792/0x4980 [ 83.369055] ? sctp_sendmsg+0xd4f/0x17e0 [ 83.373547] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 83.379598] ? mark_held_locks+0x130/0x130 [ 83.383824] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 83.388919] ? quarantine_put+0x11b/0x1c0 [ 83.393070] ? find_held_lock+0x36/0x1d0 [ 83.397148] ? kvm_clock_read+0x18/0x30 [ 83.401120] ? kvm_clock_get_cycles+0x9/0x10 [ 83.408311] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 83.412553] ? mark_held_locks+0x130/0x130 [ 83.416805] sctp_inq_push+0x1aa/0x240 [ 83.420710] sctp_backlog_rcv+0x1ac/0x1280 [ 83.424950] ? _raw_spin_unlock_bh+0x30/0x40 [ 83.429462] ? lockdep_hardirqs_on+0x421/0x5c0 [ 83.434164] ? sctp_hash_key+0x5b0/0x5b0 [ 83.438227] ? __release_sock+0xd0/0x360 [ 83.442290] ? __release_sock+0xd0/0x360 [ 83.446352] ? __local_bh_enable_ip+0x160/0x260 [ 83.451014] __release_sock+0x10c/0x360 [ 83.454994] release_sock+0x4f/0x180 [ 83.458718] sctp_wait_for_connect+0x22c/0x4c0 [ 83.463293] ? refcount_inc_checked+0x30/0x30 [ 83.467798] ? sctp_get_port_local+0x14d0/0x14d0 [ 83.472543] ? finish_wait+0x290/0x290 [ 83.476434] ? sctp_primitive_SEND+0x7c/0xc0 [ 83.480833] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 83.485511] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 83.490262] ? sctp_clear_owner_w+0x100/0x100 [ 83.494747] ? lock_downgrade+0x860/0x860 [ 83.498894] ? kasan_check_read+0x11/0x20 [ 83.503156] sctp_sendmsg+0xd4f/0x17e0 [ 83.507037] ? rw_copy_check_uvector+0x66/0x340 [ 83.511704] ? sctp_id2assoc+0x250/0x250 [ 83.515772] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 83.521158] ? dup_iter+0x250/0x250 [ 83.524788] ? copy_msghdr_from_user+0x20b/0x3e0 [ 83.529541] inet_sendmsg+0x10d/0x450 [ 83.533331] ? security_socket_sendmsg+0x50/0x90 [ 83.538074] ? ipip_gro_receive+0xf0/0xf0 [ 83.542205] sock_sendmsg+0xb7/0xf0 [ 83.545836] ___sys_sendmsg+0x649/0x950 [ 83.549804] ? find_held_lock+0x36/0x1d0 [ 83.553865] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.558612] ? __fget+0x278/0x400 [ 83.562060] ? kasan_check_read+0x11/0x20 [ 83.566201] ? __fget+0x295/0x400 [ 83.569661] ? __f_unlock_pos+0xd/0x10 [ 83.573532] ? __fget_light+0x174/0x1e0 [ 83.577492] ? __fdget+0xe/0x10 [ 83.580756] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.585605] __sys_sendmsg+0xd9/0x180 [ 83.589393] ? __ia32_sys_shutdown+0x70/0x70 [ 83.593791] ? __sb_end_write+0xa4/0xd0 [ 83.597750] ? kasan_check_write+0x14/0x20 [ 83.601969] ? fput+0x18/0x120 [ 83.605158] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.610536] __x64_sys_sendmsg+0x73/0xb0 [ 83.614589] do_syscall_64+0xd6/0x4e0 [ 83.618389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.623568] RIP: 0033:0x458da9 [ 83.626752] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.645876] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.653580] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 83.660841] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 83.668101] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 83.675371] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 83.682640] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 83.689917] CPU: 1 PID: 7530 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 83.695671] FAULT_INJECTION: forcing a failure. [ 83.695671] name failslab, interval 1, probability 0, space 0, times 0 [ 83.697740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.697743] Call Trace: [ 83.697755] dump_stack+0x123/0x177 [ 83.697765] should_fail.cold.4+0x5/0x13 [ 83.697773] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.697784] ? kernel_text_address+0x79/0xf0 [ 83.697790] ? __kernel_text_address+0xd/0x40 [ 83.697799] __should_failslab+0xba/0xf0 [ 83.697811] should_failslab+0x9/0x14 [ 83.750389] kmem_cache_alloc_node_trace+0x5a/0x740 [ 83.755400] __kmalloc_node_track_caller+0x3c/0x70 [ 83.760317] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 83.765070] __alloc_skb+0xd7/0x580 [ 83.768683] ? skb_scrub_packet+0x3c0/0x3c0 [ 83.772993] ? find_held_lock+0x36/0x1d0 [ 83.777048] sctp_packet_transmit+0x26b/0x3490 [ 83.781617] ? sctp_packet_config+0x7aa/0xea0 [ 83.786114] ? kasan_check_read+0x11/0x20 [ 83.790246] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 83.795421] ? sctp_packet_config+0xea0/0xea0 [ 83.799902] ? sctp_packet_append_chunk+0x890/0xef0 [ 83.804901] ? sctp_outq_select_transport+0x1fa/0x730 [ 83.810077] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 83.815700] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 83.821138] ? sctp_verify_init+0x1650/0x1660 [ 83.825614] ? sctp_copy_one_addr+0xca/0xf0 [ 83.829920] sctp_outq_flush+0xd0/0x22f0 [ 83.833981] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 83.839934] ? __sctp_outq_teardown+0xc30/0xc30 [ 83.844589] ? sctp_outq_tail+0x58c/0x970 [ 83.848879] sctp_outq_uncork+0x49/0x60 [ 83.852859] sctp_do_sm+0x3711/0x53b0 [ 83.856659] ? __lock_acquire+0x792/0x4980 [ 83.860899] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 83.867053] ? mark_held_locks+0x130/0x130 [ 83.871274] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 83.876711] ? check_noncircular+0x20/0x20 [ 83.880943] ? save_stack+0xa9/0xd0 [ 83.884592] ? save_stack+0x43/0xd0 [ 83.888201] ? kasan_kmalloc+0xc7/0xe0 [ 83.892067] ? kasan_slab_alloc+0x12/0x20 [ 83.896200] ? find_held_lock+0x36/0x1d0 [ 83.900250] ? mark_held_locks+0xc7/0x130 [ 83.904382] ? ktime_get+0x1a6/0x240 [ 83.908238] ? kvm_clock_read+0x18/0x30 [ 83.912202] ? kvm_clock_get_cycles+0x9/0x10 [ 83.916597] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 83.920871] ? mark_held_locks+0x130/0x130 [ 83.925125] sctp_inq_push+0x1aa/0x240 [ 83.929105] sctp_backlog_rcv+0x1ac/0x1280 [ 83.933338] ? _raw_spin_unlock_bh+0x30/0x40 [ 83.937748] ? lockdep_hardirqs_on+0x421/0x5c0 [ 83.942329] ? sctp_hash_key+0x5b0/0x5b0 [ 83.946387] ? __release_sock+0xd0/0x360 [ 83.950448] ? __release_sock+0xd0/0x360 [ 83.954524] ? __local_bh_enable_ip+0x160/0x260 [ 83.959190] __release_sock+0x10c/0x360 [ 83.963165] release_sock+0x4f/0x180 [ 83.966876] sctp_wait_for_connect+0x22c/0x4c0 [ 83.971447] ? refcount_inc_checked+0x30/0x30 [ 83.975943] ? sctp_get_port_local+0x14d0/0x14d0 [ 83.980688] ? finish_wait+0x290/0x290 [ 83.984569] ? sctp_primitive_SEND+0x7c/0xc0 [ 83.989069] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 83.993832] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 83.998587] ? sctp_clear_owner_w+0x100/0x100 [ 84.003072] ? lock_downgrade+0x860/0x860 [ 84.007208] ? kasan_check_read+0x11/0x20 [ 84.011476] sctp_sendmsg+0xd4f/0x17e0 [ 84.015369] ? rw_copy_check_uvector+0x66/0x340 [ 84.020041] ? sctp_id2assoc+0x250/0x250 [ 84.024097] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 84.029470] ? dup_iter+0x250/0x250 [ 84.033103] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.037870] inet_sendmsg+0x10d/0x450 [ 84.041692] ? security_socket_sendmsg+0x50/0x90 [ 84.046444] ? ipip_gro_receive+0xf0/0xf0 [ 84.050587] sock_sendmsg+0xb7/0xf0 [ 84.054222] ___sys_sendmsg+0x649/0x950 [ 84.058208] ? find_held_lock+0x36/0x1d0 [ 84.062362] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.067118] ? __fget+0x278/0x400 [ 84.070566] ? kasan_check_read+0x11/0x20 [ 84.074720] ? __fget+0x295/0x400 [ 84.078173] ? __f_unlock_pos+0xd/0x10 [ 84.082164] ? __fget_light+0x174/0x1e0 [ 84.086148] ? __fdget+0xe/0x10 [ 84.090204] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.095042] __sys_sendmsg+0xd9/0x180 [ 84.098830] ? __ia32_sys_shutdown+0x70/0x70 [ 84.103236] ? __sb_end_write+0xa4/0xd0 [ 84.107199] ? kasan_check_write+0x14/0x20 [ 84.111420] ? fput+0x18/0x120 [ 84.114607] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.119958] __x64_sys_sendmsg+0x73/0xb0 [ 84.124005] do_syscall_64+0xd6/0x4e0 [ 84.127790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.132974] RIP: 0033:0x458da9 [ 84.136151] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.155040] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.162737] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 84.170003] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 84.177263] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 84.184517] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 84.191769] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 84.199039] CPU: 0 PID: 7540 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 84.206846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.216207] Call Trace: [ 84.218792] dump_stack+0x123/0x177 [ 84.222425] should_fail.cold.4+0x5/0x13 [ 84.226488] ? __x64_sys_sendmsg+0x73/0xb0 [ 84.230748] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.235859] ? sctp_v4_get_dst+0x4b5/0x1450 [ 84.240181] __should_failslab+0xba/0xf0 [ 84.244243] should_failslab+0x9/0x14 [ 84.248044] kmem_cache_alloc_trace+0x4b/0x750 [ 84.252625] ? __lock_is_held+0xb5/0x140 [ 84.256780] flex_array_alloc+0x19e/0x270 [ 84.260936] fa_alloc+0x14/0x50 [ 84.264213] sctp_stream_alloc_in+0x23/0x230 [ 84.268639] sctp_stream_init+0x1ba/0x330 [ 84.272790] ? sctp_tsnmap_init+0x161/0x220 [ 84.277228] sctp_process_init+0x1c24/0x2d50 [ 84.281644] ? get_random_bytes+0x2f/0x40 [ 84.285919] ? crng_backtrack_protect+0x80/0x80 [ 84.290600] ? sctp_verify_init+0x1660/0x1660 [ 84.295104] ? sctp_copy_one_addr+0xca/0xf0 [ 84.299439] ? sctp_bind_addr_copy+0xe6/0x26d [ 84.303946] sctp_sf_do_unexpected_init.isra.37+0x6ef/0x1400 [ 84.309761] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 84.315587] ? dccp_diag_dump+0x20/0x20 [ 84.319570] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 84.324152] sctp_do_sm+0x117/0x53b0 [ 84.327872] ? __lock_acquire+0x792/0x4980 [ 84.332213] ? __kernel_text_address+0xd/0x40 [ 84.336709] ? unwind_get_return_address+0x61/0xa0 [ 84.341649] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 84.347808] ? mark_held_locks+0x130/0x130 [ 84.352144] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 84.357600] ? check_noncircular+0x20/0x20 [ 84.361831] ? save_stack+0xa9/0xd0 [ 84.365448] ? save_stack+0x43/0xd0 [ 84.369068] ? kasan_kmalloc+0xc7/0xe0 [ 84.372953] ? kasan_slab_alloc+0x12/0x20 [ 84.377108] ? find_held_lock+0x36/0x1d0 [ 84.381185] ? mark_held_locks+0xc7/0x130 [ 84.385348] ? ktime_get+0x1a6/0x240 [ 84.389072] ? kvm_clock_read+0x18/0x30 [ 84.393047] ? kvm_clock_get_cycles+0x9/0x10 [ 84.397472] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 84.401708] ? mark_held_locks+0x130/0x130 [ 84.405957] sctp_inq_push+0x1aa/0x240 [ 84.409949] sctp_backlog_rcv+0x1ac/0x1280 [ 84.414313] ? _raw_spin_unlock_bh+0x30/0x40 [ 84.418728] ? lockdep_hardirqs_on+0x421/0x5c0 [ 84.423311] ? sctp_hash_key+0x5b0/0x5b0 [ 84.427368] ? __release_sock+0xd0/0x360 [ 84.431430] ? __release_sock+0xd0/0x360 [ 84.435490] ? __local_bh_enable_ip+0x160/0x260 [ 84.440162] __release_sock+0x10c/0x360 [ 84.444148] release_sock+0x4f/0x180 [ 84.447869] sctp_wait_for_connect+0x22c/0x4c0 [ 84.452453] ? refcount_inc_checked+0x30/0x30 [ 84.456950] ? sctp_get_port_local+0x14d0/0x14d0 [ 84.461711] ? finish_wait+0x290/0x290 [ 84.465635] ? sctp_primitive_SEND+0x7c/0xc0 [ 84.470044] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 84.474717] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 84.479483] ? sctp_clear_owner_w+0x100/0x100 [ 84.483985] ? lock_downgrade+0x860/0x860 [ 84.488141] ? kasan_check_read+0x11/0x20 [ 84.492296] sctp_sendmsg+0xd4f/0x17e0 [ 84.496184] ? rw_copy_check_uvector+0x66/0x340 [ 84.500869] ? sctp_id2assoc+0x250/0x250 [ 84.504935] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 84.510306] ? dup_iter+0x250/0x250 [ 84.513945] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.518742] inet_sendmsg+0x10d/0x450 [ 84.522544] ? security_socket_sendmsg+0x50/0x90 [ 84.527300] ? ipip_gro_receive+0xf0/0xf0 [ 84.531440] sock_sendmsg+0xb7/0xf0 [ 84.535074] ___sys_sendmsg+0x649/0x950 [ 84.539054] ? find_held_lock+0x36/0x1d0 [ 84.543113] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.547868] ? __fget+0x278/0x400 [ 84.551320] ? kasan_check_read+0x11/0x20 [ 84.555459] ? __fget+0x295/0x400 [ 84.558914] ? __f_unlock_pos+0xd/0x10 [ 84.562801] ? __fget_light+0x174/0x1e0 [ 84.566775] ? __fdget+0xe/0x10 [ 84.570055] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.574898] __sys_sendmsg+0xd9/0x180 [ 84.578718] ? __ia32_sys_shutdown+0x70/0x70 [ 84.583153] ? __sb_end_write+0xa4/0xd0 [ 84.587245] ? kasan_check_write+0x14/0x20 [ 84.591473] ? fput+0x18/0x120 [ 84.594677] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.600042] __x64_sys_sendmsg+0x73/0xb0 [ 84.604105] do_syscall_64+0xd6/0x4e0 [ 84.607905] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.613095] RIP: 0033:0x458da9 [ 84.616278] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.635189] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.642983] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 84.650253] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 84.657521] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 84.664786] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 84.672050] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 84.682873] CPU: 1 PID: 7529 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 84.690705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.700072] Call Trace: [ 84.702650] dump_stack+0x123/0x177 [ 84.706294] should_fail.cold.4+0x5/0x13 [ 84.710354] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.715793] ? debug_object_activate+0x32d/0x4e0 [ 84.720536] ? lock_downgrade+0x860/0x860 [ 84.724671] __should_failslab+0xba/0xf0 [ 84.728714] should_failslab+0x9/0x14 [ 84.732503] kmem_cache_alloc_node+0x56/0x730 [ 84.736979] ? mark_held_locks+0xc7/0x130 [ 84.741109] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.746286] __alloc_skb+0xa7/0x580 [ 84.749898] ? skb_scrub_packet+0x3c0/0x3c0 [ 84.754214] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 84.759298] ? add_timer+0x39c/0x930 [ 84.762995] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 84.768339] _sctp_make_chunk+0x3f/0x260 [ 84.772383] sctp_make_cookie_echo+0x85/0x160 [ 84.776888] sctp_do_sm+0x2a6d/0x53b0 [ 84.780699] ? __lock_acquire+0x792/0x4980 [ 84.784931] ? sctp_sendmsg+0xd4f/0x17e0 [ 84.789004] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 84.795074] ? mark_held_locks+0x130/0x130 [ 84.799311] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 84.804397] ? quarantine_put+0x11b/0x1c0 [ 84.808532] ? find_held_lock+0x36/0x1d0 [ 84.812598] ? kvm_clock_read+0x18/0x30 [ 84.816553] ? kvm_clock_get_cycles+0x9/0x10 [ 84.820944] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 84.825160] ? mark_held_locks+0x130/0x130 [ 84.829378] sctp_inq_push+0x1aa/0x240 [ 84.833248] sctp_backlog_rcv+0x1ac/0x1280 [ 84.837472] ? _raw_spin_unlock_bh+0x30/0x40 [ 84.841877] ? lockdep_hardirqs_on+0x421/0x5c0 [ 84.846441] ? sctp_hash_key+0x5b0/0x5b0 [ 84.850483] ? __release_sock+0xd0/0x360 [ 84.854526] ? __release_sock+0xd0/0x360 [ 84.858567] ? __local_bh_enable_ip+0x160/0x260 [ 84.863234] __release_sock+0x10c/0x360 [ 84.867210] release_sock+0x4f/0x180 [ 84.870907] sctp_wait_for_connect+0x22c/0x4c0 [ 84.875470] ? refcount_inc_checked+0x30/0x30 [ 84.879947] ? sctp_get_port_local+0x14d0/0x14d0 [ 84.884684] ? finish_wait+0x290/0x290 [ 84.888555] ? sctp_primitive_SEND+0x7c/0xc0 [ 84.892947] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 84.897597] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 84.902350] ? sctp_clear_owner_w+0x100/0x100 [ 84.906828] ? lock_downgrade+0x860/0x860 [ 84.910958] ? kasan_check_read+0x11/0x20 [ 84.915110] sctp_sendmsg+0xd4f/0x17e0 [ 84.919032] ? rw_copy_check_uvector+0x66/0x340 [ 84.923700] ? sctp_id2assoc+0x250/0x250 [ 84.927753] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 84.933101] ? dup_iter+0x250/0x250 [ 84.936757] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.941506] inet_sendmsg+0x10d/0x450 [ 84.945298] ? security_socket_sendmsg+0x50/0x90 [ 84.950040] ? ipip_gro_receive+0xf0/0xf0 [ 84.954201] sock_sendmsg+0xb7/0xf0 [ 84.958764] ___sys_sendmsg+0x649/0x950 [ 84.962721] ? find_held_lock+0x36/0x1d0 [ 84.967977] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.972723] ? __fget+0x278/0x400 [ 84.976163] ? kasan_check_read+0x11/0x20 [ 84.980292] ? __fget+0x295/0x400 [ 84.983732] ? __f_unlock_pos+0xd/0x10 [ 84.987603] ? __fget_light+0x174/0x1e0 [ 84.991558] ? __fdget+0xe/0x10 [ 84.994820] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.999646] __sys_sendmsg+0xd9/0x180 [ 85.003427] ? __ia32_sys_shutdown+0x70/0x70 [ 85.007817] ? __sb_end_write+0xa4/0xd0 [ 85.011778] ? kasan_check_write+0x14/0x20 [ 85.015992] ? fput+0x18/0x120 [ 85.019173] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.024532] __x64_sys_sendmsg+0x73/0xb0 [ 85.028575] do_syscall_64+0xd6/0x4e0 [ 85.032358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.037789] RIP: 0033:0x458da9 [ 85.040981] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.059866] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.067557] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 85.074828] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 85.082079] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 85.089332] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 85.096584] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 85.103857] CPU: 0 PID: 7536 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 85.111663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.121024] Call Trace: [ 85.123621] dump_stack+0x123/0x177 [ 85.127259] should_fail.cold.4+0x5/0x13 [ 85.131323] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.136426] ? find_held_lock+0x36/0x1d0 [ 85.140495] __should_failslab+0xba/0xf0 [ 85.144557] should_failslab+0x9/0x14 [ 85.148359] kmem_cache_alloc+0x47/0x730 [ 85.152421] ? trace_hardirqs_on+0x28/0x190 [ 85.156754] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 85.159800] FAULT_INJECTION: forcing a failure. [ 85.159800] name failslab, interval 1, probability 0, space 0, times 0 [ 85.162201] __debug_object_init+0x7dc/0xd70 [ 85.162212] ? debug_object_fixup+0x30/0x30 [ 85.162221] ? sctp_generate_t1_init_event+0x20/0x20 [ 85.162228] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 85.162232] debug_object_init+0x16/0x20 [ 85.162239] init_timer_key+0x2e/0x270 [ 85.162249] sctp_association_new+0x9fd/0x1ef0 [ 85.162262] sctp_make_temp_asoc+0x8b/0x1a0 [ 85.209613] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 85.215431] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 85.221078] ? dccp_diag_dump+0x20/0x20 [ 85.225078] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 85.229674] sctp_do_sm+0x117/0x53b0 [ 85.233395] ? __lock_acquire+0x792/0x4980 [ 85.237639] ? __kernel_text_address+0xd/0x40 [ 85.242145] ? unwind_get_return_address+0x61/0xa0 [ 85.247083] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 85.253153] ? mark_held_locks+0x130/0x130 [ 85.257402] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 85.262867] ? check_noncircular+0x20/0x20 [ 85.267106] ? save_stack+0xa9/0xd0 [ 85.270851] ? save_stack+0x43/0xd0 [ 85.274495] ? kasan_kmalloc+0xc7/0xe0 [ 85.278399] ? kasan_slab_alloc+0x12/0x20 [ 85.282557] ? find_held_lock+0x36/0x1d0 [ 85.286634] ? mark_held_locks+0xc7/0x130 [ 85.290790] ? ktime_get+0x1a6/0x240 [ 85.294509] ? kvm_clock_read+0x18/0x30 [ 85.298484] ? kvm_clock_get_cycles+0x9/0x10 [ 85.302895] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 85.307148] ? mark_held_locks+0x130/0x130 [ 85.311415] sctp_inq_push+0x1aa/0x240 [ 85.315344] sctp_backlog_rcv+0x1ac/0x1280 [ 85.319589] ? _raw_spin_unlock_bh+0x30/0x40 [ 85.324005] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.328596] ? sctp_hash_key+0x5b0/0x5b0 [ 85.332667] ? __release_sock+0xd0/0x360 [ 85.336866] ? __release_sock+0xd0/0x360 [ 85.341026] ? __local_bh_enable_ip+0x160/0x260 [ 85.345817] __release_sock+0x10c/0x360 [ 85.349821] release_sock+0x4f/0x180 [ 85.353541] sctp_wait_for_connect+0x22c/0x4c0 [ 85.358156] ? refcount_inc_checked+0x30/0x30 [ 85.362659] ? sctp_get_port_local+0x14d0/0x14d0 [ 85.367419] ? finish_wait+0x290/0x290 [ 85.371312] ? sctp_primitive_SEND+0x7c/0xc0 [ 85.375730] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 85.380407] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 85.385182] ? sctp_clear_owner_w+0x100/0x100 [ 85.389693] ? lock_downgrade+0x860/0x860 [ 85.393852] ? kasan_check_read+0x11/0x20 [ 85.398019] sctp_sendmsg+0xd4f/0x17e0 [ 85.402867] ? rw_copy_check_uvector+0x66/0x340 [ 85.407541] ? sctp_id2assoc+0x250/0x250 [ 85.411619] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 85.417005] ? dup_iter+0x250/0x250 [ 85.420642] ? copy_msghdr_from_user+0x20b/0x3e0 [ 85.425409] inet_sendmsg+0x10d/0x450 [ 85.429217] ? security_socket_sendmsg+0x50/0x90 [ 85.433978] ? ipip_gro_receive+0xf0/0xf0 [ 85.438480] sock_sendmsg+0xb7/0xf0 [ 85.442241] ___sys_sendmsg+0x649/0x950 [ 85.446257] ? find_held_lock+0x36/0x1d0 [ 85.450328] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.455091] ? __fget+0x278/0x400 [ 85.458559] ? kasan_check_read+0x11/0x20 [ 85.462827] ? __fget+0x295/0x400 [ 85.466290] ? __f_unlock_pos+0xd/0x10 [ 85.470179] ? __fget_light+0x174/0x1e0 [ 85.474160] ? __fdget+0xe/0x10 [ 85.477435] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.482292] __sys_sendmsg+0xd9/0x180 [ 85.486084] ? __ia32_sys_shutdown+0x70/0x70 [ 85.490479] ? __sb_end_write+0xa4/0xd0 [ 85.494450] ? kasan_check_write+0x14/0x20 [ 85.498675] ? fput+0x18/0x120 [ 85.501890] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.507249] __x64_sys_sendmsg+0x73/0xb0 [ 85.511301] do_syscall_64+0xd6/0x4e0 [ 85.515097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.520283] RIP: 0033:0x458da9 [ 85.523461] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.542457] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.550157] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 85.557421] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 85.564678] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 85.571945] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 85.579081] FAULT_INJECTION: forcing a failure. [ 85.579081] name failslab, interval 1, probability 0, space 0, times 0 [ 85.579210] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 85.586120] FAULT_INJECTION: forcing a failure. [ 85.586120] name failslab, interval 1, probability 0, space 0, times 0 [ 85.604927] CPU: 1 PID: 7545 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 85.612761] FAULT_INJECTION: forcing a failure. [ 85.612761] name failslab, interval 1, probability 0, space 0, times 0 [ 85.616867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.637407] Call Trace: [ 85.639984] dump_stack+0x123/0x177 [ 85.643628] should_fail.cold.4+0x5/0x13 [ 85.647682] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.652922] ? is_bpf_text_address+0x7d/0xe0 [ 85.657345] __should_failslab+0xba/0xf0 [ 85.661486] should_failslab+0x9/0x14 [ 85.665292] kmem_cache_alloc_node+0x56/0x730 [ 85.669774] ? sctp_packet_config+0x7aa/0xea0 [ 85.674277] __alloc_skb+0xa7/0x580 [ 85.677888] ? skb_scrub_packet+0x3c0/0x3c0 [ 85.682207] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 85.687381] ? sctp_packet_config+0x7c7/0xea0 [ 85.691863] ? kasan_slab_alloc+0x12/0x20 [ 85.695995] ? kmem_cache_alloc+0x12e/0x730 [ 85.700304] sctp_packet_transmit+0x26b/0x3490 [ 85.704866] ? sctp_packet_append_chunk+0x890/0xef0 [ 85.709888] ? sock_sendmsg+0xb7/0xf0 [ 85.713692] ? ___sys_sendmsg+0x649/0x950 [ 85.717819] ? __sys_sendmsg+0xd9/0x180 [ 85.721782] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 85.727568] ? sctp_packet_config+0xea0/0xea0 [ 85.732045] ? sctp_packet_append_chunk+0x890/0xef0 [ 85.737047] ? sctp_packet_transmit_chunk+0x22/0x124 [ 85.742135] sctp_outq_flush+0x252/0x22f0 [ 85.746287] ? rcu_read_lock_sched_held+0x108/0x120 [ 85.751287] ? kmem_cache_alloc+0x33a/0x730 [ 85.755598] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 85.760700] ? __sctp_outq_teardown+0xc30/0xc30 [ 85.765504] ? sctp_outq_tail+0x58c/0x970 [ 85.769657] sctp_outq_uncork+0x49/0x60 [ 85.773760] sctp_do_sm+0x107d/0x53b0 [ 85.777551] ? __lock_acquire+0x792/0x4980 [ 85.781772] ? sctp_sendmsg+0xd4f/0x17e0 [ 85.785822] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 85.791866] ? mark_held_locks+0x130/0x130 [ 85.796085] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 85.801173] ? quarantine_put+0x11b/0x1c0 [ 85.805313] ? find_held_lock+0x36/0x1d0 [ 85.809394] ? kvm_clock_read+0x18/0x30 [ 85.813366] ? kvm_clock_get_cycles+0x9/0x10 [ 85.817760] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 85.821980] ? mark_held_locks+0x130/0x130 [ 85.826288] sctp_inq_push+0x1aa/0x240 [ 85.830181] sctp_backlog_rcv+0x1ac/0x1280 [ 85.834403] ? _raw_spin_unlock_bh+0x30/0x40 [ 85.838799] ? lockdep_hardirqs_on+0x421/0x5c0 [ 85.843365] ? sctp_hash_key+0x5b0/0x5b0 [ 85.847432] ? __release_sock+0xd0/0x360 [ 85.851501] ? __release_sock+0xd0/0x360 [ 85.855562] ? __local_bh_enable_ip+0x160/0x260 [ 85.860223] __release_sock+0x10c/0x360 [ 85.864202] release_sock+0x4f/0x180 [ 85.867914] sctp_wait_for_connect+0x22c/0x4c0 [ 85.872497] ? refcount_inc_checked+0x30/0x30 [ 85.876978] ? sctp_get_port_local+0x14d0/0x14d0 [ 85.881713] ? finish_wait+0x290/0x290 [ 85.885607] ? sctp_primitive_SEND+0x7c/0xc0 [ 85.890016] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 85.894681] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 85.899419] ? sctp_clear_owner_w+0x100/0x100 [ 85.903899] ? lock_downgrade+0x860/0x860 [ 85.908135] ? kasan_check_read+0x11/0x20 [ 85.912273] sctp_sendmsg+0xd4f/0x17e0 [ 85.916164] ? rw_copy_check_uvector+0x66/0x340 [ 85.920832] ? sctp_id2assoc+0x250/0x250 [ 85.924879] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 85.930222] ? dup_iter+0x250/0x250 [ 85.933863] ? copy_msghdr_from_user+0x20b/0x3e0 [ 85.938603] inet_sendmsg+0x10d/0x450 [ 85.942384] ? security_socket_sendmsg+0x50/0x90 [ 85.947137] ? ipip_gro_receive+0xf0/0xf0 [ 85.951271] sock_sendmsg+0xb7/0xf0 [ 85.954879] ___sys_sendmsg+0x649/0x950 [ 85.958838] ? find_held_lock+0x36/0x1d0 [ 85.962899] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.967637] ? __fget+0x278/0x400 [ 85.971081] ? kasan_check_read+0x11/0x20 [ 85.975216] ? __fget+0x295/0x400 [ 85.978658] ? __f_unlock_pos+0xd/0x10 [ 85.982532] ? __fget_light+0x174/0x1e0 [ 85.986517] ? __fdget+0xe/0x10 [ 85.989894] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.994739] __sys_sendmsg+0xd9/0x180 [ 85.998527] ? __ia32_sys_shutdown+0x70/0x70 [ 86.002932] ? __sb_end_write+0xa4/0xd0 [ 86.006909] ? kasan_check_write+0x14/0x20 [ 86.011146] ? fput+0x18/0x120 [ 86.014343] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.019711] __x64_sys_sendmsg+0x73/0xb0 [ 86.023780] do_syscall_64+0xd6/0x4e0 [ 86.027834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.033029] RIP: 0033:0x458da9 [ 86.036214] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.055123] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.062818] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 86.070074] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 86.077458] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 86.084719] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 86.091973] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 86.099248] CPU: 0 PID: 7555 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 86.107053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.116410] Call Trace: [ 86.118999] dump_stack+0x123/0x177 [ 86.122624] should_fail.cold.4+0x5/0x13 [ 86.126686] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.131789] ? debug_object_activate+0x32d/0x4e0 [ 86.136556] ? lock_downgrade+0x860/0x860 [ 86.140708] __should_failslab+0xba/0xf0 [ 86.144772] should_failslab+0x9/0x14 [ 86.148655] kmem_cache_alloc_node+0x56/0x730 [ 86.153178] ? mark_held_locks+0xc7/0x130 [ 86.157327] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.162438] __alloc_skb+0xa7/0x580 [ 86.166060] ? skb_scrub_packet+0x3c0/0x3c0 [ 86.170382] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 86.175489] ? add_timer+0x39c/0x930 [ 86.179209] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 86.184578] _sctp_make_chunk+0x3f/0x260 [ 86.188651] sctp_make_cookie_echo+0x85/0x160 [ 86.193142] sctp_do_sm+0x2a6d/0x53b0 [ 86.196939] ? __lock_acquire+0x792/0x4980 [ 86.201176] ? sctp_sendmsg+0xd4f/0x17e0 [ 86.205242] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 86.211299] ? mark_held_locks+0x130/0x130 [ 86.215537] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 86.220650] ? quarantine_put+0x11b/0x1c0 [ 86.224812] ? find_held_lock+0x36/0x1d0 [ 86.228885] ? kvm_clock_read+0x18/0x30 [ 86.232853] ? kvm_clock_get_cycles+0x9/0x10 [ 86.237261] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 86.241495] ? mark_held_locks+0x130/0x130 [ 86.245735] sctp_inq_push+0x1aa/0x240 [ 86.249621] sctp_backlog_rcv+0x1ac/0x1280 [ 86.253847] ? _raw_spin_unlock_bh+0x30/0x40 [ 86.258238] ? lockdep_hardirqs_on+0x421/0x5c0 [ 86.262813] ? sctp_hash_key+0x5b0/0x5b0 [ 86.266862] ? __release_sock+0xd0/0x360 [ 86.270939] ? __release_sock+0xd0/0x360 [ 86.275002] ? __local_bh_enable_ip+0x160/0x260 [ 86.279661] __release_sock+0x10c/0x360 [ 86.283629] release_sock+0x4f/0x180 [ 86.287333] sctp_wait_for_connect+0x22c/0x4c0 [ 86.291905] ? refcount_inc_checked+0x30/0x30 [ 86.296391] ? sctp_get_port_local+0x14d0/0x14d0 [ 86.301144] ? finish_wait+0x290/0x290 [ 86.305125] ? sctp_primitive_SEND+0x7c/0xc0 [ 86.309527] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 86.314192] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 86.318950] ? sctp_clear_owner_w+0x100/0x100 [ 86.323443] ? lock_downgrade+0x860/0x860 [ 86.327590] ? kasan_check_read+0x11/0x20 [ 86.331737] sctp_sendmsg+0xd4f/0x17e0 [ 86.335614] ? rw_copy_check_uvector+0x66/0x340 [ 86.340273] ? sctp_id2assoc+0x250/0x250 [ 86.344323] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 86.349688] ? dup_iter+0x250/0x250 [ 86.353316] ? copy_msghdr_from_user+0x20b/0x3e0 [ 86.358070] inet_sendmsg+0x10d/0x450 [ 86.361864] ? security_socket_sendmsg+0x50/0x90 [ 86.366606] ? ipip_gro_receive+0xf0/0xf0 [ 86.370747] sock_sendmsg+0xb7/0xf0 [ 86.374374] ___sys_sendmsg+0x649/0x950 [ 86.378363] ? find_held_lock+0x36/0x1d0 [ 86.382417] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.387190] ? __fget+0x278/0x400 [ 86.390666] ? kasan_check_read+0x11/0x20 [ 86.394838] ? __fget+0x295/0x400 [ 86.398397] ? __f_unlock_pos+0xd/0x10 [ 86.402347] ? __fget_light+0x174/0x1e0 [ 86.406348] ? __fdget+0xe/0x10 [ 86.409622] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.414484] __sys_sendmsg+0xd9/0x180 [ 86.418292] ? __ia32_sys_shutdown+0x70/0x70 [ 86.422700] ? __sb_end_write+0xa4/0xd0 [ 86.426664] ? kasan_check_write+0x14/0x20 [ 86.430884] ? fput+0x18/0x120 [ 86.434077] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.439427] __x64_sys_sendmsg+0x73/0xb0 [ 86.443477] do_syscall_64+0xd6/0x4e0 [ 86.447281] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.452466] RIP: 0033:0x458da9 [ 86.455657] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.474557] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.482275] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 86.489654] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 86.496924] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 86.504187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 86.511457] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 86.518877] CPU: 1 PID: 7554 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 86.526694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.536045] Call Trace: [ 86.538640] dump_stack+0x123/0x177 [ 86.542261] should_fail.cold.4+0x5/0x13 [ 86.546312] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.551399] ? is_bpf_text_address+0x7d/0xe0 [ 86.555811] __should_failslab+0xba/0xf0 [ 86.559878] should_failslab+0x9/0x14 [ 86.563682] kmem_cache_alloc_node+0x56/0x730 [ 86.568187] ? sctp_packet_config+0x7aa/0xea0 [ 86.572692] __alloc_skb+0xa7/0x580 [ 86.576305] ? skb_scrub_packet+0x3c0/0x3c0 [ 86.580608] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 86.585781] ? sctp_packet_config+0x7c7/0xea0 [ 86.590256] ? kasan_slab_alloc+0x12/0x20 [ 86.594385] ? kmem_cache_alloc+0x12e/0x730 [ 86.598694] sctp_packet_transmit+0x26b/0x3490 [ 86.603271] ? sctp_packet_append_chunk+0x890/0xef0 [ 86.608279] ? sock_sendmsg+0xb7/0xf0 [ 86.612061] ? ___sys_sendmsg+0x649/0x950 [ 86.616202] ? __sys_sendmsg+0xd9/0x180 [ 86.620176] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 86.625957] ? sctp_packet_config+0xea0/0xea0 [ 86.630432] ? sctp_packet_append_chunk+0x890/0xef0 [ 86.635450] ? sctp_packet_transmit_chunk+0x22/0x124 [ 86.640537] sctp_outq_flush+0x252/0x22f0 [ 86.644667] ? rcu_read_lock_sched_held+0x108/0x120 [ 86.649666] ? kmem_cache_alloc+0x33a/0x730 [ 86.654033] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 86.659127] ? __sctp_outq_teardown+0xc30/0xc30 [ 86.663783] ? sctp_outq_tail+0x58c/0x970 [ 86.667915] sctp_outq_uncork+0x49/0x60 [ 86.671895] sctp_do_sm+0x107d/0x53b0 [ 86.675696] ? __lock_acquire+0x792/0x4980 [ 86.679911] ? sctp_sendmsg+0xd4f/0x17e0 [ 86.683961] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 86.690090] ? mark_held_locks+0x130/0x130 [ 86.694320] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 86.699418] ? quarantine_put+0x11b/0x1c0 [ 86.703565] ? find_held_lock+0x36/0x1d0 [ 86.707630] ? kvm_clock_read+0x18/0x30 [ 86.711597] ? kvm_clock_get_cycles+0x9/0x10 [ 86.716010] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 86.720348] ? mark_held_locks+0x130/0x130 [ 86.724583] sctp_inq_push+0x1aa/0x240 [ 86.728492] sctp_backlog_rcv+0x1ac/0x1280 [ 86.732725] ? _raw_spin_unlock_bh+0x30/0x40 [ 86.737141] ? lockdep_hardirqs_on+0x421/0x5c0 [ 86.741720] ? sctp_hash_key+0x5b0/0x5b0 [ 86.745764] ? __release_sock+0xd0/0x360 [ 86.749821] ? __release_sock+0xd0/0x360 [ 86.753865] ? __local_bh_enable_ip+0x160/0x260 [ 86.758532] __release_sock+0x10c/0x360 [ 86.762495] release_sock+0x4f/0x180 [ 86.766192] sctp_wait_for_connect+0x22c/0x4c0 [ 86.770758] ? refcount_inc_checked+0x30/0x30 [ 86.775248] ? sctp_get_port_local+0x14d0/0x14d0 [ 86.779985] ? finish_wait+0x290/0x290 [ 86.783858] ? sctp_primitive_SEND+0x7c/0xc0 [ 86.788249] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 86.792911] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 86.797650] ? sctp_clear_owner_w+0x100/0x100 [ 86.802125] ? lock_downgrade+0x860/0x860 [ 86.806259] ? kasan_check_read+0x11/0x20 [ 86.810390] sctp_sendmsg+0xd4f/0x17e0 [ 86.814277] ? rw_copy_check_uvector+0x66/0x340 [ 86.818943] ? sctp_id2assoc+0x250/0x250 [ 86.822995] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 86.828616] ? dup_iter+0x250/0x250 [ 86.832249] ? copy_msghdr_from_user+0x20b/0x3e0 [ 86.836999] inet_sendmsg+0x10d/0x450 [ 86.840792] ? security_socket_sendmsg+0x50/0x90 [ 86.845536] ? ipip_gro_receive+0xf0/0xf0 [ 86.849669] sock_sendmsg+0xb7/0xf0 [ 86.853280] ___sys_sendmsg+0x649/0x950 [ 86.857249] ? find_held_lock+0x36/0x1d0 [ 86.861306] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.866046] ? __fget+0x278/0x400 [ 86.869487] ? kasan_check_read+0x11/0x20 [ 86.873622] ? __fget+0x295/0x400 [ 86.877065] ? __f_unlock_pos+0xd/0x10 [ 86.880948] ? __fget_light+0x174/0x1e0 [ 86.884915] ? __fdget+0xe/0x10 [ 86.889662] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.894486] __sys_sendmsg+0xd9/0x180 [ 86.898274] ? __ia32_sys_shutdown+0x70/0x70 [ 86.902665] ? __sb_end_write+0xa4/0xd0 [ 86.906642] ? kasan_check_write+0x14/0x20 [ 86.910885] ? fput+0x18/0x120 [ 86.914237] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.919618] __x64_sys_sendmsg+0x73/0xb0 [ 86.923815] do_syscall_64+0xd6/0x4e0 [ 86.927627] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.932812] RIP: 0033:0x458da9 [ 86.935988] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.954881] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.962593] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 86.969848] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 86.977123] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 86.984377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 2020/04/01 10:38:55 executed programs: 105 [ 86.991642] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 86.998924] CPU: 0 PID: 7556 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 87.006731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.016093] Call Trace: [ 87.018686] dump_stack+0x123/0x177 [ 87.022336] should_fail.cold.4+0x5/0x13 [ 87.026405] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.031514] ? debug_object_activate+0x32d/0x4e0 [ 87.036276] ? lock_downgrade+0x860/0x860 [ 87.040440] __should_failslab+0xba/0xf0 [ 87.044513] should_failslab+0x9/0x14 [ 87.048472] kmem_cache_alloc_node+0x56/0x730 [ 87.052973] ? mark_held_locks+0xc7/0x130 [ 87.057136] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.062259] __alloc_skb+0xa7/0x580 [ 87.065894] ? skb_scrub_packet+0x3c0/0x3c0 [ 87.070226] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 87.075338] ? add_timer+0x39c/0x930 [ 87.079060] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 87.084434] _sctp_make_chunk+0x3f/0x260 [ 87.088504] sctp_make_cookie_echo+0x85/0x160 [ 87.093008] sctp_do_sm+0x2a6d/0x53b0 [ 87.096815] ? __lock_acquire+0x792/0x4980 [ 87.101059] ? sctp_sendmsg+0xd4f/0x17e0 [ 87.105134] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 87.111211] ? mark_held_locks+0x130/0x130 [ 87.115462] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 87.120574] ? quarantine_put+0x11b/0x1c0 [ 87.124739] ? find_held_lock+0x36/0x1d0 [ 87.128823] ? kvm_clock_read+0x18/0x30 [ 87.132797] ? kvm_clock_get_cycles+0x9/0x10 [ 87.137218] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 87.141458] ? mark_held_locks+0x130/0x130 [ 87.145706] sctp_inq_push+0x1aa/0x240 [ 87.149600] sctp_backlog_rcv+0x1ac/0x1280 [ 87.153837] ? _raw_spin_unlock_bh+0x30/0x40 [ 87.158252] ? lockdep_hardirqs_on+0x421/0x5c0 [ 87.162841] ? sctp_hash_key+0x5b0/0x5b0 [ 87.166906] ? __release_sock+0xd0/0x360 [ 87.170979] ? __release_sock+0xd0/0x360 [ 87.175044] ? __local_bh_enable_ip+0x160/0x260 [ 87.179722] __release_sock+0x10c/0x360 [ 87.183714] release_sock+0x4f/0x180 [ 87.187441] sctp_wait_for_connect+0x22c/0x4c0 [ 87.192026] ? refcount_inc_checked+0x30/0x30 [ 87.196532] ? sctp_get_port_local+0x14d0/0x14d0 [ 87.197234] FAULT_INJECTION: forcing a failure. [ 87.197234] name failslab, interval 1, probability 0, space 0, times 0 [ 87.201287] ? finish_wait+0x290/0x290 [ 87.201298] ? sctp_primitive_SEND+0x7c/0xc0 [ 87.201307] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 87.201317] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 87.201327] ? sctp_clear_owner_w+0x100/0x100 [ 87.201335] ? lock_downgrade+0x860/0x860 [ 87.201345] ? kasan_check_read+0x11/0x20 [ 87.201355] sctp_sendmsg+0xd4f/0x17e0 [ 87.201362] ? rw_copy_check_uvector+0x66/0x340 [ 87.201371] ? sctp_id2assoc+0x250/0x250 [ 87.201378] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 87.201386] ? dup_iter+0x250/0x250 [ 87.201400] ? copy_msghdr_from_user+0x20b/0x3e0 [ 87.269330] inet_sendmsg+0x10d/0x450 [ 87.273128] ? security_socket_sendmsg+0x50/0x90 [ 87.277885] ? ipip_gro_receive+0xf0/0xf0 [ 87.282036] sock_sendmsg+0xb7/0xf0 [ 87.285661] ___sys_sendmsg+0x649/0x950 [ 87.289638] ? find_held_lock+0x36/0x1d0 [ 87.293794] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.298553] ? __fget+0x278/0x400 [ 87.302008] ? kasan_check_read+0x11/0x20 [ 87.306149] ? __fget+0x295/0x400 [ 87.309625] ? __f_unlock_pos+0xd/0x10 [ 87.313510] ? __fget_light+0x174/0x1e0 [ 87.317480] ? __fdget+0xe/0x10 [ 87.320752] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.325584] __sys_sendmsg+0xd9/0x180 [ 87.329375] ? __ia32_sys_shutdown+0x70/0x70 [ 87.333792] ? __sb_end_write+0xa4/0xd0 [ 87.337763] ? kasan_check_write+0x14/0x20 [ 87.341998] ? fput+0x18/0x120 [ 87.345191] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.347118] FAULT_INJECTION: forcing a failure. [ 87.347118] name failslab, interval 1, probability 0, space 0, times 0 [ 87.350555] __x64_sys_sendmsg+0x73/0xb0 [ 87.350565] do_syscall_64+0xd6/0x4e0 [ 87.350576] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.350582] RIP: 0033:0x458da9 [ 87.350588] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.350592] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.350598] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 87.350601] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 87.350605] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 87.350608] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 87.350611] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 87.357750] CPU: 0 PID: 7564 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 87.418678] FAULT_INJECTION: forcing a failure. [ 87.418678] name failslab, interval 1, probability 0, space 0, times 0 [ 87.419242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.419245] Call Trace: [ 87.419257] dump_stack+0x123/0x177 [ 87.419268] should_fail.cold.4+0x5/0x13 [ 87.419275] ? trace_hardirqs_on_caller+0x28/0x190 [ 87.419282] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.419292] ? __lock_is_held+0xb5/0x140 [ 87.419303] __should_failslab+0xba/0xf0 [ 87.419312] should_failslab+0x9/0x14 [ 87.419318] __kmalloc+0x70/0x770 [ 87.419324] ? __kmalloc_track_caller+0x5e5/0x760 [ 87.419331] ? sctp_tsnmap_init+0x161/0x220 [ 87.514289] sctp_tsnmap_init+0x161/0x220 [ 87.518443] sctp_process_init+0x1bb0/0x2d50 [ 87.522870] ? sctp_verify_init+0x1660/0x1660 [ 87.527371] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 87.531989] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 87.536751] ? save_stack+0x43/0xd0 [ 87.540382] ? __kasan_slab_free+0x102/0x150 [ 87.544792] ? kasan_slab_free+0xe/0x10 [ 87.548775] sctp_do_sm+0xa0f/0x53b0 [ 87.552502] ? __lock_acquire+0x792/0x4980 [ 87.556735] ? sctp_sendmsg+0xd4f/0x17e0 [ 87.560848] ? inet_sendmsg+0x10d/0x450 [ 87.564828] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 87.570978] ? mark_held_locks+0x130/0x130 [ 87.575230] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 87.580337] ? quarantine_put+0x11b/0x1c0 [ 87.584493] ? find_held_lock+0x36/0x1d0 [ 87.588561] ? kvm_clock_read+0x18/0x30 [ 87.592537] ? kvm_clock_get_cycles+0x9/0x10 [ 87.596945] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 87.601178] ? mark_held_locks+0x130/0x130 [ 87.605420] sctp_inq_push+0x1aa/0x240 [ 87.609311] sctp_backlog_rcv+0x1ac/0x1280 [ 87.613551] ? _raw_spin_unlock_bh+0x30/0x40 [ 87.617958] ? lockdep_hardirqs_on+0x421/0x5c0 [ 87.622537] ? sctp_hash_key+0x5b0/0x5b0 [ 87.626617] ? __release_sock+0xd0/0x360 [ 87.630685] ? __release_sock+0xd0/0x360 [ 87.634756] ? __local_bh_enable_ip+0x160/0x260 [ 87.639456] __release_sock+0x10c/0x360 [ 87.643442] release_sock+0x4f/0x180 [ 87.647163] sctp_wait_for_connect+0x22c/0x4c0 [ 87.651743] ? refcount_inc_checked+0x30/0x30 [ 87.656243] ? sctp_get_port_local+0x14d0/0x14d0 [ 87.661006] ? finish_wait+0x290/0x290 [ 87.664902] ? sctp_primitive_SEND+0x7c/0xc0 [ 87.669319] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 87.674003] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 87.678770] ? sctp_clear_owner_w+0x100/0x100 [ 87.683262] ? lock_downgrade+0x860/0x860 [ 87.687398] ? kasan_check_read+0x11/0x20 [ 87.691545] sctp_sendmsg+0xd4f/0x17e0 [ 87.695449] ? rw_copy_check_uvector+0x66/0x340 [ 87.700114] ? sctp_id2assoc+0x250/0x250 [ 87.704166] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 87.709521] ? dup_iter+0x250/0x250 [ 87.713142] ? copy_msghdr_from_user+0x20b/0x3e0 [ 87.717891] inet_sendmsg+0x10d/0x450 [ 87.721687] ? security_socket_sendmsg+0x50/0x90 [ 87.726429] ? ipip_gro_receive+0xf0/0xf0 [ 87.730564] sock_sendmsg+0xb7/0xf0 [ 87.734191] ___sys_sendmsg+0x649/0x950 [ 87.738161] ? find_held_lock+0x36/0x1d0 [ 87.742228] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.746977] ? __fget+0x278/0x400 [ 87.750428] ? kasan_check_read+0x11/0x20 [ 87.754567] ? __fget+0x295/0x400 [ 87.758017] ? __f_unlock_pos+0xd/0x10 [ 87.761891] ? __fget_light+0x174/0x1e0 [ 87.765857] ? __fdget+0xe/0x10 [ 87.769218] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.774070] __sys_sendmsg+0xd9/0x180 [ 87.777878] ? __ia32_sys_shutdown+0x70/0x70 [ 87.782293] ? __sb_end_write+0xa4/0xd0 [ 87.786292] ? kasan_check_write+0x14/0x20 [ 87.790530] ? fput+0x18/0x120 [ 87.793743] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.799109] __x64_sys_sendmsg+0x73/0xb0 [ 87.803167] do_syscall_64+0xd6/0x4e0 [ 87.806967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.812141] RIP: 0033:0x458da9 [ 87.815343] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.834245] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.841949] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 87.849208] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 87.856482] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 87.863750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 87.871018] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 87.879381] CPU: 1 PID: 7569 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 87.887206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.896562] Call Trace: [ 87.898899] FAULT_INJECTION: forcing a failure. [ 87.898899] name failslab, interval 1, probability 0, space 0, times 0 [ 87.899149] dump_stack+0x123/0x177 [ 87.914115] should_fail.cold.4+0x5/0x13 [ 87.918185] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.923289] ? find_held_lock+0x36/0x1d0 [ 87.927349] __should_failslab+0xba/0xf0 [ 87.931392] should_failslab+0x9/0x14 [ 87.935175] kmem_cache_alloc+0x47/0x730 [ 87.939245] ? trace_hardirqs_on+0x28/0x190 [ 87.943552] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 87.948986] __debug_object_init+0x7dc/0xd70 [ 87.953379] ? debug_object_fixup+0x30/0x30 [ 87.957687] ? sctp_generate_t1_init_event+0x20/0x20 [ 87.962797] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 87.968231] debug_object_init+0x16/0x20 [ 87.972291] init_timer_key+0x2e/0x270 [ 87.976168] sctp_association_new+0x9fd/0x1ef0 [ 87.980754] sctp_make_temp_asoc+0x8b/0x1a0 [ 87.985113] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 87.991040] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 87.996757] ? dccp_diag_dump+0x20/0x20 [ 88.000722] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 88.005290] sctp_do_sm+0x117/0x53b0 [ 88.008988] ? __lock_acquire+0x792/0x4980 [ 88.013208] ? __kernel_text_address+0xd/0x40 [ 88.017688] ? unwind_get_return_address+0x61/0xa0 [ 88.022598] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 88.028639] ? mark_held_locks+0x130/0x130 [ 88.032855] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 88.038287] ? check_noncircular+0x20/0x20 [ 88.042520] ? save_stack+0xa9/0xd0 [ 88.046142] ? save_stack+0x43/0xd0 [ 88.049750] ? kasan_kmalloc+0xc7/0xe0 [ 88.053719] ? kasan_slab_alloc+0x12/0x20 [ 88.057862] ? find_held_lock+0x36/0x1d0 [ 88.061907] ? mark_held_locks+0xc7/0x130 [ 88.066045] ? ktime_get+0x1a6/0x240 [ 88.069744] ? kvm_clock_read+0x18/0x30 [ 88.073698] ? kvm_clock_get_cycles+0x9/0x10 [ 88.078132] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 88.082360] ? mark_held_locks+0x130/0x130 [ 88.086601] sctp_inq_push+0x1aa/0x240 [ 88.090471] sctp_backlog_rcv+0x1ac/0x1280 [ 88.094781] ? _raw_spin_unlock_bh+0x30/0x40 [ 88.099170] ? lockdep_hardirqs_on+0x421/0x5c0 [ 88.103734] ? sctp_hash_key+0x5b0/0x5b0 [ 88.107782] ? __release_sock+0xd0/0x360 [ 88.111826] ? __release_sock+0xd0/0x360 [ 88.115869] ? __local_bh_enable_ip+0x160/0x260 [ 88.120526] __release_sock+0x10c/0x360 [ 88.124605] release_sock+0x4f/0x180 [ 88.128327] sctp_wait_for_connect+0x22c/0x4c0 [ 88.132905] ? refcount_inc_checked+0x30/0x30 [ 88.137406] ? sctp_get_port_local+0x14d0/0x14d0 [ 88.142164] ? finish_wait+0x290/0x290 [ 88.146062] ? sctp_primitive_SEND+0x7c/0xc0 [ 88.150466] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 88.155129] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 88.159895] ? sctp_clear_owner_w+0x100/0x100 [ 88.164402] ? lock_downgrade+0x860/0x860 [ 88.168540] ? kasan_check_read+0x11/0x20 [ 88.172680] sctp_sendmsg+0xd4f/0x17e0 [ 88.176553] ? rw_copy_check_uvector+0x66/0x340 [ 88.181207] ? sctp_id2assoc+0x250/0x250 [ 88.185249] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 88.190592] ? dup_iter+0x250/0x250 [ 88.194204] ? copy_msghdr_from_user+0x20b/0x3e0 [ 88.198944] inet_sendmsg+0x10d/0x450 [ 88.202725] ? security_socket_sendmsg+0x50/0x90 [ 88.207475] ? ipip_gro_receive+0xf0/0xf0 [ 88.211609] sock_sendmsg+0xb7/0xf0 [ 88.215224] ___sys_sendmsg+0x649/0x950 [ 88.219199] ? find_held_lock+0x36/0x1d0 [ 88.223257] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.228000] ? __fget+0x278/0x400 [ 88.231442] ? kasan_check_read+0x11/0x20 [ 88.235571] ? __fget+0x295/0x400 [ 88.239013] ? __f_unlock_pos+0xd/0x10 [ 88.242899] ? __fget_light+0x174/0x1e0 [ 88.246873] ? __fdget+0xe/0x10 [ 88.250137] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.254968] __sys_sendmsg+0xd9/0x180 [ 88.258749] ? __ia32_sys_shutdown+0x70/0x70 [ 88.263141] ? __sb_end_write+0xa4/0xd0 [ 88.267114] ? kasan_check_write+0x14/0x20 [ 88.271335] ? fput+0x18/0x120 [ 88.274522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.280113] __x64_sys_sendmsg+0x73/0xb0 [ 88.284174] do_syscall_64+0xd6/0x4e0 [ 88.287969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.293147] RIP: 0033:0x458da9 [ 88.296326] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.315215] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.322903] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 88.330156] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 88.337426] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 88.344703] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 88.352081] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 88.359364] CPU: 0 PID: 7580 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 88.367165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.376537] Call Trace: [ 88.379134] dump_stack+0x123/0x177 [ 88.382774] should_fail.cold.4+0x5/0x13 [ 88.386979] ? sctp_inq_push+0x1aa/0x240 [ 88.391103] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.396212] ? inet_sendmsg+0x10d/0x450 [ 88.400188] ? sock_sendmsg+0xb7/0xf0 [ 88.403994] ? ___sys_sendmsg+0x649/0x950 [ 88.408152] ? __sys_sendmsg+0xd9/0x180 [ 88.412138] ? __x64_sys_sendmsg+0x73/0xb0 [ 88.416392] ? do_syscall_64+0xd6/0x4e0 [ 88.420371] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.425773] __should_failslab+0xba/0xf0 [ 88.429870] should_failslab+0x9/0x14 [ 88.433677] kmem_cache_alloc+0x47/0x730 [ 88.437746] ? __lock_acquire+0x792/0x4980 [ 88.441986] __debug_object_init+0x7dc/0xd70 [ 88.446538] ? __lock_is_held+0xb5/0x140 [ 88.450610] ? debug_object_fixup+0x30/0x30 [ 88.455066] ? kasan_check_read+0x11/0x20 [ 88.459227] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 88.464596] debug_object_init+0x16/0x20 [ 88.468689] init_timer_key+0x2e/0x270 [ 88.472611] sctp_association_new+0x9fd/0x1ef0 [ 88.477209] sctp_make_temp_asoc+0x8b/0x1a0 [ 88.481530] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 88.487328] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 88.493079] ? dccp_diag_dump+0x20/0x20 [ 88.497060] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 88.501636] sctp_do_sm+0x117/0x53b0 [ 88.505439] ? __lock_acquire+0x792/0x4980 [ 88.509709] ? __kernel_text_address+0xd/0x40 [ 88.514200] ? unwind_get_return_address+0x61/0xa0 [ 88.519153] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 88.525220] ? mark_held_locks+0x130/0x130 [ 88.529446] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 88.534920] ? check_noncircular+0x20/0x20 [ 88.539186] ? save_stack+0xa9/0xd0 [ 88.542813] ? save_stack+0x43/0xd0 [ 88.546442] ? kasan_kmalloc+0xc7/0xe0 [ 88.550329] ? kasan_slab_alloc+0x12/0x20 [ 88.554477] ? find_held_lock+0x36/0x1d0 [ 88.558554] ? mark_held_locks+0xc7/0x130 [ 88.562705] ? ktime_get+0x1a6/0x240 [ 88.566432] ? kvm_clock_read+0x18/0x30 [ 88.570522] ? kvm_clock_get_cycles+0x9/0x10 [ 88.574941] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 88.579175] ? mark_held_locks+0x130/0x130 [ 88.583408] sctp_inq_push+0x1aa/0x240 [ 88.587301] sctp_backlog_rcv+0x1ac/0x1280 [ 88.591538] ? _raw_spin_unlock_bh+0x30/0x40 [ 88.595936] ? lockdep_hardirqs_on+0x421/0x5c0 [ 88.600511] ? sctp_hash_key+0x5b0/0x5b0 [ 88.604570] ? __release_sock+0xd0/0x360 [ 88.608633] ? __release_sock+0xd0/0x360 [ 88.612699] ? __local_bh_enable_ip+0x160/0x260 [ 88.617374] __release_sock+0x10c/0x360 [ 88.621357] release_sock+0x4f/0x180 [ 88.625076] sctp_wait_for_connect+0x22c/0x4c0 [ 88.629681] ? refcount_inc_checked+0x30/0x30 [ 88.634207] ? sctp_get_port_local+0x14d0/0x14d0 [ 88.639075] ? finish_wait+0x290/0x290 [ 88.642969] ? sctp_primitive_SEND+0x7c/0xc0 [ 88.647381] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 88.652053] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 88.656812] ? sctp_clear_owner_w+0x100/0x100 [ 88.661327] ? lock_downgrade+0x860/0x860 [ 88.665491] ? kasan_check_read+0x11/0x20 [ 88.669648] sctp_sendmsg+0xd4f/0x17e0 [ 88.673792] ? rw_copy_check_uvector+0x66/0x340 [ 88.679335] ? sctp_id2assoc+0x250/0x250 [ 88.683498] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 88.688857] ? dup_iter+0x250/0x250 [ 88.692515] ? copy_msghdr_from_user+0x20b/0x3e0 [ 88.697274] inet_sendmsg+0x10d/0x450 [ 88.701072] ? security_socket_sendmsg+0x50/0x90 [ 88.705829] ? ipip_gro_receive+0xf0/0xf0 [ 88.709680] FAULT_INJECTION: forcing a failure. [ 88.709680] name failslab, interval 1, probability 0, space 0, times 0 [ 88.709963] sock_sendmsg+0xb7/0xf0 [ 88.709971] ___sys_sendmsg+0x649/0x950 [ 88.709979] ? find_held_lock+0x36/0x1d0 [ 88.709986] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.709996] ? __fget+0x278/0x400 [ 88.710008] ? kasan_check_read+0x11/0x20 [ 88.710016] ? __fget+0x295/0x400 [ 88.710027] ? __f_unlock_pos+0xd/0x10 [ 88.752628] ? __fget_light+0x174/0x1e0 [ 88.756588] ? __fdget+0xe/0x10 [ 88.759855] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.764687] __sys_sendmsg+0xd9/0x180 [ 88.768480] ? __ia32_sys_shutdown+0x70/0x70 [ 88.772904] ? __sb_end_write+0xa4/0xd0 [ 88.776888] ? kasan_check_write+0x14/0x20 [ 88.781103] ? fput+0x18/0x120 [ 88.784317] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.789670] __x64_sys_sendmsg+0x73/0xb0 [ 88.793716] do_syscall_64+0xd6/0x4e0 [ 88.797501] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.802692] RIP: 0033:0x458da9 [ 88.805875] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.824767] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.832465] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 88.839723] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 88.846984] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 88.854247] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 88.861614] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 88.868902] CPU: 1 PID: 7591 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 88.876714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.886070] Call Trace: [ 88.888659] dump_stack+0x123/0x177 [ 88.892286] should_fail.cold.4+0x5/0x13 [ 88.896348] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.901471] ? kernel_text_address+0x79/0xf0 [ 88.905884] ? __kernel_text_address+0xd/0x40 [ 88.910398] __should_failslab+0xba/0xf0 [ 88.914454] should_failslab+0x9/0x14 [ 88.918248] kmem_cache_alloc_node_trace+0x5a/0x740 [ 88.923617] __kmalloc_node_track_caller+0x3c/0x70 [ 88.928546] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 88.933300] __alloc_skb+0xd7/0x580 [ 88.936941] ? skb_scrub_packet+0x3c0/0x3c0 [ 88.941269] ? find_held_lock+0x36/0x1d0 [ 88.945335] sctp_packet_transmit+0x26b/0x3490 [ 88.949905] ? sctp_packet_config+0x7aa/0xea0 [ 88.954398] ? kasan_check_read+0x11/0x20 [ 88.958639] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 88.963823] ? sctp_packet_config+0xea0/0xea0 [ 88.968427] ? sctp_packet_append_chunk+0x890/0xef0 [ 88.974127] ? sctp_outq_select_transport+0x1fa/0x730 [ 88.979309] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 88.984922] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 88.990462] ? sctp_verify_init+0x1650/0x1660 [ 88.995111] ? sctp_copy_one_addr+0xca/0xf0 [ 88.999432] sctp_outq_flush+0xd0/0x22f0 [ 89.003489] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 89.009451] ? __sctp_outq_teardown+0xc30/0xc30 [ 89.014103] ? sctp_outq_tail+0x58c/0x970 [ 89.018251] sctp_outq_uncork+0x49/0x60 [ 89.022208] sctp_do_sm+0x3711/0x53b0 [ 89.026003] ? __lock_acquire+0x792/0x4980 [ 89.030396] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 89.036436] ? mark_held_locks+0x130/0x130 [ 89.040650] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 89.046097] ? check_noncircular+0x20/0x20 [ 89.050359] ? save_stack+0xa9/0xd0 [ 89.053969] ? save_stack+0x43/0xd0 [ 89.057582] ? kasan_kmalloc+0xc7/0xe0 [ 89.061639] ? kasan_slab_alloc+0x12/0x20 [ 89.065789] ? find_held_lock+0x36/0x1d0 [ 89.069933] ? mark_held_locks+0xc7/0x130 [ 89.074070] ? ktime_get+0x1a6/0x240 [ 89.077771] ? kvm_clock_read+0x18/0x30 [ 89.081732] ? kvm_clock_get_cycles+0x9/0x10 [ 89.086132] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 89.090352] ? mark_held_locks+0x130/0x130 [ 89.094575] sctp_inq_push+0x1aa/0x240 [ 89.098446] sctp_backlog_rcv+0x1ac/0x1280 [ 89.102671] ? _raw_spin_unlock_bh+0x30/0x40 [ 89.107071] ? lockdep_hardirqs_on+0x421/0x5c0 [ 89.111633] ? sctp_hash_key+0x5b0/0x5b0 [ 89.115684] ? __release_sock+0xd0/0x360 [ 89.119724] ? __release_sock+0xd0/0x360 [ 89.123766] ? __local_bh_enable_ip+0x160/0x260 [ 89.128418] __release_sock+0x10c/0x360 [ 89.132377] release_sock+0x4f/0x180 [ 89.136071] sctp_wait_for_connect+0x22c/0x4c0 [ 89.140634] ? refcount_inc_checked+0x30/0x30 [ 89.145124] ? sctp_get_port_local+0x14d0/0x14d0 [ 89.149858] ? finish_wait+0x290/0x290 [ 89.153728] ? sctp_primitive_SEND+0x7c/0xc0 [ 89.158122] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 89.162783] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 89.167520] ? sctp_clear_owner_w+0x100/0x100 [ 89.172006] ? lock_downgrade+0x860/0x860 [ 89.176160] ? kasan_check_read+0x11/0x20 [ 89.180296] sctp_sendmsg+0xd4f/0x17e0 [ 89.184168] ? rw_copy_check_uvector+0x66/0x340 [ 89.188822] ? sctp_id2assoc+0x250/0x250 [ 89.192966] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 89.198314] ? dup_iter+0x250/0x250 [ 89.201929] ? copy_msghdr_from_user+0x20b/0x3e0 [ 89.206693] inet_sendmsg+0x10d/0x450 [ 89.210509] ? security_socket_sendmsg+0x50/0x90 [ 89.215375] ? ipip_gro_receive+0xf0/0xf0 [ 89.219516] sock_sendmsg+0xb7/0xf0 [ 89.223153] ___sys_sendmsg+0x649/0x950 [ 89.227127] ? find_held_lock+0x36/0x1d0 [ 89.231184] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.235921] ? __fget+0x278/0x400 [ 89.239371] ? kasan_check_read+0x11/0x20 [ 89.243499] ? __fget+0x295/0x400 [ 89.246950] ? __f_unlock_pos+0xd/0x10 [ 89.250821] ? __fget_light+0x174/0x1e0 [ 89.254800] ? __fdget+0xe/0x10 [ 89.258064] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.262890] __sys_sendmsg+0xd9/0x180 [ 89.270861] ? __ia32_sys_shutdown+0x70/0x70 [ 89.275251] ? __sb_end_write+0xa4/0xd0 [ 89.279220] ? kasan_check_write+0x14/0x20 [ 89.283464] ? fput+0x18/0x120 [ 89.286654] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.292031] __x64_sys_sendmsg+0x73/0xb0 [ 89.296086] do_syscall_64+0xd6/0x4e0 [ 89.299877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.305047] RIP: 0033:0x458da9 [ 89.308232] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.327139] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.334848] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 89.342103] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 89.349357] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 89.356610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 89.363861] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 89.371129] CPU: 0 PID: 7573 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 89.379978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.389340] Call Trace: [ 89.391934] dump_stack+0x123/0x177 [ 89.395569] should_fail.cold.4+0x5/0x13 [ 89.399633] ? sctp_inq_push+0x1aa/0x240 [ 89.403701] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.408810] ? inet_sendmsg+0x10d/0x450 [ 89.412800] ? sock_sendmsg+0xb7/0xf0 [ 89.415804] FAULT_INJECTION: forcing a failure. [ 89.415804] name failslab, interval 1, probability 0, space 0, times 0 [ 89.416682] ? ___sys_sendmsg+0x649/0x950 [ 89.416687] ? __sys_sendmsg+0xd9/0x180 [ 89.416691] ? __x64_sys_sendmsg+0x73/0xb0 [ 89.416699] ? do_syscall_64+0xd6/0x4e0 [ 89.416707] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.416719] __should_failslab+0xba/0xf0 [ 89.416727] should_failslab+0x9/0x14 [ 89.416733] kmem_cache_alloc+0x47/0x730 [ 89.416743] ? __lock_acquire+0x792/0x4980 [ 89.416756] __debug_object_init+0x7dc/0xd70 [ 89.470286] ? __lock_is_held+0xb5/0x140 [ 89.474354] ? debug_object_fixup+0x30/0x30 [ 89.478682] ? kasan_check_read+0x11/0x20 [ 89.482834] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 89.488209] debug_object_init+0x16/0x20 [ 89.492266] init_timer_key+0x2e/0x270 [ 89.496155] sctp_association_new+0x9fd/0x1ef0 [ 89.500750] sctp_make_temp_asoc+0x8b/0x1a0 [ 89.505075] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 89.510881] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 89.516507] ? dccp_diag_dump+0x20/0x20 [ 89.520495] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 89.525080] sctp_do_sm+0x117/0x53b0 [ 89.528796] ? __lock_acquire+0x792/0x4980 [ 89.533561] ? __kernel_text_address+0xd/0x40 [ 89.538068] ? unwind_get_return_address+0x61/0xa0 [ 89.542997] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 89.549066] ? mark_held_locks+0x130/0x130 [ 89.553300] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 89.558879] ? check_noncircular+0x20/0x20 [ 89.563140] ? save_stack+0xa9/0xd0 [ 89.566775] ? save_stack+0x43/0xd0 [ 89.570410] ? kasan_kmalloc+0xc7/0xe0 [ 89.574300] ? kasan_slab_alloc+0x12/0x20 [ 89.578448] ? find_held_lock+0x36/0x1d0 [ 89.582536] ? mark_held_locks+0xc7/0x130 [ 89.586682] ? ktime_get+0x1a6/0x240 [ 89.590400] ? kvm_clock_read+0x18/0x30 [ 89.594361] ? kvm_clock_get_cycles+0x9/0x10 [ 89.598776] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 89.603012] ? mark_held_locks+0x130/0x130 [ 89.607258] sctp_inq_push+0x1aa/0x240 [ 89.611147] sctp_backlog_rcv+0x1ac/0x1280 [ 89.615393] ? _raw_spin_unlock_bh+0x30/0x40 [ 89.619805] ? lockdep_hardirqs_on+0x421/0x5c0 [ 89.624388] ? sctp_hash_key+0x5b0/0x5b0 [ 89.628438] ? __release_sock+0xd0/0x360 [ 89.632490] ? __release_sock+0xd0/0x360 [ 89.636555] ? __local_bh_enable_ip+0x160/0x260 [ 89.641233] __release_sock+0x10c/0x360 [ 89.645214] release_sock+0x4f/0x180 [ 89.648935] sctp_wait_for_connect+0x22c/0x4c0 [ 89.653513] ? refcount_inc_checked+0x30/0x30 [ 89.658014] ? sctp_get_port_local+0x14d0/0x14d0 [ 89.662773] ? finish_wait+0x290/0x290 [ 89.666667] ? sctp_primitive_SEND+0x7c/0xc0 [ 89.671079] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 89.674720] FAULT_INJECTION: forcing a failure. [ 89.674720] name failslab, interval 1, probability 0, space 0, times 0 [ 89.675749] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 89.675760] ? sctp_clear_owner_w+0x100/0x100 [ 89.675770] ? lock_downgrade+0x860/0x860 [ 89.675780] ? kasan_check_read+0x11/0x20 [ 89.675793] sctp_sendmsg+0xd4f/0x17e0 [ 89.675800] ? rw_copy_check_uvector+0x66/0x340 [ 89.675809] ? sctp_id2assoc+0x250/0x250 [ 89.675824] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 89.722470] ? dup_iter+0x250/0x250 [ 89.726104] ? copy_msghdr_from_user+0x20b/0x3e0 [ 89.730859] inet_sendmsg+0x10d/0x450 [ 89.734654] ? security_socket_sendmsg+0x50/0x90 [ 89.739401] ? ipip_gro_receive+0xf0/0xf0 [ 89.743539] sock_sendmsg+0xb7/0xf0 [ 89.747155] ___sys_sendmsg+0x649/0x950 [ 89.751121] ? find_held_lock+0x36/0x1d0 [ 89.755173] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.759935] ? __fget+0x278/0x400 [ 89.763378] ? kasan_check_read+0x11/0x20 [ 89.767517] ? __fget+0x295/0x400 [ 89.770967] ? __f_unlock_pos+0xd/0x10 [ 89.774878] ? __fget_light+0x174/0x1e0 [ 89.778878] ? __fdget+0xe/0x10 [ 89.782183] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.787017] __sys_sendmsg+0xd9/0x180 [ 89.790810] ? __ia32_sys_shutdown+0x70/0x70 [ 89.795215] ? __sb_end_write+0xa4/0xd0 [ 89.799182] ? kasan_check_write+0x14/0x20 [ 89.803401] ? fput+0x18/0x120 [ 89.806610] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.811972] __x64_sys_sendmsg+0x73/0xb0 [ 89.816033] do_syscall_64+0xd6/0x4e0 [ 89.819830] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.825010] RIP: 0033:0x458da9 [ 89.828191] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.847088] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.854790] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 89.862053] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 89.869318] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 89.876579] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 89.883842] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 89.896510] CPU: 1 PID: 7604 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 89.904326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.912834] FAULT_INJECTION: forcing a failure. [ 89.912834] name failslab, interval 1, probability 0, space 0, times 0 [ 89.913770] Call Trace: [ 89.913783] dump_stack+0x123/0x177 [ 89.931405] should_fail.cold.4+0x5/0x13 [ 89.935473] ? sctp_inq_push+0x1aa/0x240 [ 89.939536] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.944668] ? inet_sendmsg+0x10d/0x450 [ 89.948624] ? sock_sendmsg+0xb7/0xf0 [ 89.952415] ? ___sys_sendmsg+0x649/0x950 [ 89.956574] ? __sys_sendmsg+0xd9/0x180 [ 89.960540] ? __x64_sys_sendmsg+0x73/0xb0 [ 89.964770] ? do_syscall_64+0xd6/0x4e0 [ 89.968745] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.974111] __should_failslab+0xba/0xf0 [ 89.978170] should_failslab+0x9/0x14 [ 89.981966] kmem_cache_alloc+0x47/0x730 [ 89.986032] ? __lock_acquire+0x792/0x4980 [ 89.990272] __debug_object_init+0x7dc/0xd70 [ 89.994681] ? __lock_is_held+0xb5/0x140 [ 89.998740] ? debug_object_fixup+0x30/0x30 [ 90.003058] ? kasan_check_read+0x11/0x20 [ 90.007205] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 90.012563] debug_object_init+0x16/0x20 [ 90.016626] init_timer_key+0x2e/0x270 [ 90.020513] sctp_association_new+0x9fd/0x1ef0 [ 90.025101] sctp_make_temp_asoc+0x8b/0x1a0 [ 90.029423] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 90.035249] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 90.040868] ? dccp_diag_dump+0x20/0x20 [ 90.044861] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 90.049428] sctp_do_sm+0x117/0x53b0 [ 90.053136] ? __lock_acquire+0x792/0x4980 [ 90.057355] ? __kernel_text_address+0xd/0x40 [ 90.061833] ? unwind_get_return_address+0x61/0xa0 [ 90.066761] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 90.072808] ? mark_held_locks+0x130/0x130 [ 90.077025] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 90.082461] ? check_noncircular+0x20/0x20 [ 90.086693] ? save_stack+0xa9/0xd0 [ 90.090397] ? save_stack+0x43/0xd0 [ 90.094023] ? kasan_kmalloc+0xc7/0xe0 [ 90.097912] ? kasan_slab_alloc+0x12/0x20 [ 90.102060] ? find_held_lock+0x36/0x1d0 [ 90.106125] ? mark_held_locks+0xc7/0x130 [ 90.110256] ? ktime_get+0x1a6/0x240 [ 90.113957] ? kvm_clock_read+0x18/0x30 [ 90.117915] ? kvm_clock_get_cycles+0x9/0x10 [ 90.122324] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 90.126564] ? mark_held_locks+0x130/0x130 [ 90.130812] sctp_inq_push+0x1aa/0x240 [ 90.134701] sctp_backlog_rcv+0x1ac/0x1280 [ 90.138928] ? _raw_spin_unlock_bh+0x30/0x40 [ 90.143343] ? lockdep_hardirqs_on+0x421/0x5c0 [ 90.147915] ? sctp_hash_key+0x5b0/0x5b0 [ 90.151961] ? __release_sock+0xd0/0x360 [ 90.156004] ? __release_sock+0xd0/0x360 [ 90.160048] ? __local_bh_enable_ip+0x160/0x260 [ 90.165238] __release_sock+0x10c/0x360 [ 90.169206] release_sock+0x4f/0x180 [ 90.172905] sctp_wait_for_connect+0x22c/0x4c0 [ 90.177471] ? refcount_inc_checked+0x30/0x30 [ 90.181956] ? sctp_get_port_local+0x14d0/0x14d0 [ 90.186735] ? finish_wait+0x290/0x290 [ 90.190623] ? sctp_primitive_SEND+0x7c/0xc0 [ 90.195016] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 90.199688] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 90.204446] ? sctp_clear_owner_w+0x100/0x100 [ 90.208925] ? lock_downgrade+0x860/0x860 [ 90.213061] ? kasan_check_read+0x11/0x20 [ 90.217202] sctp_sendmsg+0xd4f/0x17e0 [ 90.221098] ? rw_copy_check_uvector+0x66/0x340 [ 90.225753] ? sctp_id2assoc+0x250/0x250 [ 90.229798] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 90.235142] ? dup_iter+0x250/0x250 [ 90.238756] ? copy_msghdr_from_user+0x20b/0x3e0 [ 90.243499] inet_sendmsg+0x10d/0x450 [ 90.247281] ? security_socket_sendmsg+0x50/0x90 [ 90.252017] ? ipip_gro_receive+0xf0/0xf0 [ 90.256146] sock_sendmsg+0xb7/0xf0 [ 90.259757] ___sys_sendmsg+0x649/0x950 [ 90.263718] ? find_held_lock+0x36/0x1d0 [ 90.270394] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.275143] ? __fget+0x278/0x400 [ 90.278610] ? kasan_check_read+0x11/0x20 [ 90.282815] ? __fget+0x295/0x400 [ 90.286301] ? __f_unlock_pos+0xd/0x10 [ 90.290193] ? __fget_light+0x174/0x1e0 [ 90.294152] ? __fdget+0xe/0x10 [ 90.297445] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.302273] __sys_sendmsg+0xd9/0x180 [ 90.306071] ? __ia32_sys_shutdown+0x70/0x70 [ 90.310487] ? __sb_end_write+0xa4/0xd0 [ 90.314445] ? kasan_check_write+0x14/0x20 [ 90.318663] ? fput+0x18/0x120 [ 90.321844] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.327195] __x64_sys_sendmsg+0x73/0xb0 [ 90.331239] do_syscall_64+0xd6/0x4e0 [ 90.335028] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.340198] RIP: 0033:0x458da9 [ 90.343385] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.362501] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.370209] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 90.377478] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 90.384776] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 90.392044] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 90.399312] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 90.406581] CPU: 0 PID: 7608 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 90.414408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.423768] Call Trace: [ 90.426356] dump_stack+0x123/0x177 [ 90.431107] should_fail.cold.4+0x5/0x13 [ 90.435159] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.440274] __should_failslab+0xba/0xf0 [ 90.444339] should_failslab+0x9/0x14 [ 90.448127] __kmalloc+0x70/0x770 [ 90.451570] ? sctp_del_bind_addr+0x240/0x240 [ 90.456066] ? sctp_stream_alloc_in+0x1b9/0x230 [ 90.457276] FAULT_INJECTION: forcing a failure. [ 90.457276] name failslab, interval 1, probability 0, space 0, times 0 [ 90.460734] ? sctp_make_init_ack+0x2f7/0x13f0 [ 90.476511] sctp_make_init_ack+0x2f7/0x13f0 [ 90.480920] ? sctp_process_init+0x1c34/0x2d50 [ 90.485492] ? sctp_make_init+0xc20/0xc20 [ 90.489643] ? crng_backtrack_protect+0x80/0x80 [ 90.494306] ? sctp_verify_init+0x1660/0x1660 [ 90.498791] ? sctp_copy_one_addr+0xca/0xf0 [ 90.503103] ? sctp_bind_addr_copy+0xe6/0x26d [ 90.507590] sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 90.513386] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 90.518995] ? dccp_diag_dump+0x20/0x20 [ 90.522958] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 90.527527] sctp_do_sm+0x117/0x53b0 [ 90.531226] ? __lock_acquire+0x792/0x4980 [ 90.535449] ? __kernel_text_address+0xd/0x40 [ 90.539945] ? unwind_get_return_address+0x61/0xa0 [ 90.545048] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 90.551105] ? mark_held_locks+0x130/0x130 [ 90.555333] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 90.560790] ? check_noncircular+0x20/0x20 [ 90.565028] ? save_stack+0xa9/0xd0 [ 90.568650] ? save_stack+0x43/0xd0 [ 90.572262] ? kasan_kmalloc+0xc7/0xe0 [ 90.576134] ? kasan_slab_alloc+0x12/0x20 [ 90.580273] ? find_held_lock+0x36/0x1d0 [ 90.584319] ? mark_held_locks+0xc7/0x130 [ 90.588453] ? ktime_get+0x1a6/0x240 [ 90.592174] ? kvm_clock_read+0x18/0x30 [ 90.596132] ? kvm_clock_get_cycles+0x9/0x10 [ 90.600635] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 90.604855] ? mark_held_locks+0x130/0x130 [ 90.609083] sctp_inq_push+0x1aa/0x240 [ 90.612956] sctp_backlog_rcv+0x1ac/0x1280 [ 90.617181] ? _raw_spin_unlock_bh+0x30/0x40 [ 90.621580] ? lockdep_hardirqs_on+0x421/0x5c0 [ 90.626152] ? sctp_hash_key+0x5b0/0x5b0 [ 90.630210] ? __release_sock+0xd0/0x360 [ 90.634257] ? __release_sock+0xd0/0x360 [ 90.638308] ? __local_bh_enable_ip+0x160/0x260 [ 90.642981] __release_sock+0x10c/0x360 [ 90.646949] release_sock+0x4f/0x180 [ 90.650658] sctp_wait_for_connect+0x22c/0x4c0 [ 90.655229] ? refcount_inc_checked+0x30/0x30 [ 90.659801] ? sctp_get_port_local+0x14d0/0x14d0 [ 90.664554] ? finish_wait+0x290/0x290 [ 90.668430] ? sctp_primitive_SEND+0x7c/0xc0 [ 90.672842] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 90.677530] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 90.682312] ? sctp_clear_owner_w+0x100/0x100 [ 90.686809] ? lock_downgrade+0x860/0x860 [ 90.690950] ? kasan_check_read+0x11/0x20 [ 90.695099] sctp_sendmsg+0xd4f/0x17e0 [ 90.698993] ? rw_copy_check_uvector+0x66/0x340 [ 90.703655] ? sctp_id2assoc+0x250/0x250 [ 90.707711] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 90.713064] ? dup_iter+0x250/0x250 [ 90.716688] ? copy_msghdr_from_user+0x20b/0x3e0 [ 90.721439] inet_sendmsg+0x10d/0x450 [ 90.725228] ? security_socket_sendmsg+0x50/0x90 [ 90.729972] ? ipip_gro_receive+0xf0/0xf0 [ 90.734109] sock_sendmsg+0xb7/0xf0 [ 90.737755] ___sys_sendmsg+0x649/0x950 [ 90.741719] ? find_held_lock+0x36/0x1d0 [ 90.745765] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.750556] ? __fget+0x278/0x400 [ 90.753996] ? kasan_check_read+0x11/0x20 [ 90.758163] ? __fget+0x295/0x400 [ 90.761635] ? __f_unlock_pos+0xd/0x10 [ 90.765512] ? __fget_light+0x174/0x1e0 [ 90.769477] ? __fdget+0xe/0x10 [ 90.772740] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.777574] __sys_sendmsg+0xd9/0x180 [ 90.781365] ? __ia32_sys_shutdown+0x70/0x70 [ 90.785758] ? __sb_end_write+0xa4/0xd0 [ 90.789719] ? kasan_check_write+0x14/0x20 [ 90.793952] ? fput+0x18/0x120 [ 90.797141] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.802503] __x64_sys_sendmsg+0x73/0xb0 [ 90.806578] do_syscall_64+0xd6/0x4e0 [ 90.810369] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.815548] RIP: 0033:0x458da9 [ 90.818726] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.837633] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.845331] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 90.852600] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 90.859857] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 90.867113] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 90.874461] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 90.881742] CPU: 1 PID: 7595 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 90.889565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.898920] Call Trace: [ 90.901508] dump_stack+0x123/0x177 [ 90.905139] should_fail.cold.4+0x5/0x13 [ 90.909206] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.914305] ? debug_object_activate+0x32d/0x4e0 [ 90.919066] ? lock_downgrade+0x860/0x860 [ 90.923214] __should_failslab+0xba/0xf0 [ 90.927284] should_failslab+0x9/0x14 [ 90.931083] kmem_cache_alloc_node+0x56/0x730 [ 90.935588] ? mark_held_locks+0xc7/0x130 [ 90.939733] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 90.944836] __alloc_skb+0xa7/0x580 [ 90.948471] ? skb_scrub_packet+0x3c0/0x3c0 [ 90.952794] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 90.957912] ? add_timer+0x39c/0x930 [ 90.961610] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 90.966955] _sctp_make_chunk+0x3f/0x260 [ 90.970998] sctp_make_cookie_echo+0x85/0x160 [ 90.975484] sctp_do_sm+0x2a6d/0x53b0 [ 90.979279] ? __lock_acquire+0x792/0x4980 [ 90.983505] ? sctp_sendmsg+0xd4f/0x17e0 [ 90.987567] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 90.993732] ? mark_held_locks+0x130/0x130 [ 90.998063] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 91.003177] ? quarantine_put+0x11b/0x1c0 [ 91.007405] ? find_held_lock+0x36/0x1d0 [ 91.011468] ? kvm_clock_read+0x18/0x30 [ 91.015428] ? kvm_clock_get_cycles+0x9/0x10 [ 91.019823] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 91.024047] ? mark_held_locks+0x130/0x130 [ 91.028266] sctp_inq_push+0x1aa/0x240 [ 91.032137] sctp_backlog_rcv+0x1ac/0x1280 [ 91.036353] ? _raw_spin_unlock_bh+0x30/0x40 [ 91.040745] ? lockdep_hardirqs_on+0x421/0x5c0 [ 91.045307] ? sctp_hash_key+0x5b0/0x5b0 [ 91.049349] ? __release_sock+0xd0/0x360 [ 91.053390] ? __release_sock+0xd0/0x360 [ 91.057433] ? __local_bh_enable_ip+0x160/0x260 [ 91.062086] __release_sock+0x10c/0x360 [ 91.066049] release_sock+0x4f/0x180 [ 91.069759] sctp_wait_for_connect+0x22c/0x4c0 [ 91.074322] ? refcount_inc_checked+0x30/0x30 [ 91.078973] ? sctp_get_port_local+0x14d0/0x14d0 [ 91.083710] ? finish_wait+0x290/0x290 [ 91.087708] ? sctp_primitive_SEND+0x7c/0xc0 [ 91.092110] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 91.096773] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 91.101881] ? sctp_clear_owner_w+0x100/0x100 [ 91.106367] ? lock_downgrade+0x860/0x860 [ 91.110520] ? kasan_check_read+0x11/0x20 [ 91.114658] sctp_sendmsg+0xd4f/0x17e0 [ 91.118538] ? rw_copy_check_uvector+0x66/0x340 [ 91.123190] ? sctp_id2assoc+0x250/0x250 [ 91.127234] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 91.132579] ? dup_iter+0x250/0x250 [ 91.136209] ? copy_msghdr_from_user+0x20b/0x3e0 [ 91.140952] inet_sendmsg+0x10d/0x450 [ 91.144734] ? security_socket_sendmsg+0x50/0x90 [ 91.149816] ? ipip_gro_receive+0xf0/0xf0 [ 91.153947] sock_sendmsg+0xb7/0xf0 [ 91.157556] ___sys_sendmsg+0x649/0x950 [ 91.161514] ? find_held_lock+0x36/0x1d0 [ 91.165558] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.170299] ? __fget+0x278/0x400 [ 91.173736] ? kasan_check_read+0x11/0x20 [ 91.177867] ? __fget+0x295/0x400 [ 91.181306] ? __f_unlock_pos+0xd/0x10 [ 91.185287] ? __fget_light+0x174/0x1e0 [ 91.189282] ? __fdget+0xe/0x10 [ 91.192566] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.197414] __sys_sendmsg+0xd9/0x180 [ 91.201211] ? __ia32_sys_shutdown+0x70/0x70 [ 91.205755] ? __sb_end_write+0xa4/0xd0 [ 91.209721] ? kasan_check_write+0x14/0x20 [ 91.213940] ? fput+0x18/0x120 [ 91.217126] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.222476] __x64_sys_sendmsg+0x73/0xb0 [ 91.226556] do_syscall_64+0xd6/0x4e0 [ 91.230362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.235535] RIP: 0033:0x458da9 [ 91.238714] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.257599] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.265289] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 91.272544] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 91.279824] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 91.287101] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 91.294354] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 91.301644] CPU: 0 PID: 7607 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 91.309453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.318900] Call Trace: [ 91.321541] dump_stack+0x123/0x177 [ 91.325184] should_fail.cold.4+0x5/0x13 [ 91.329247] ? mark_held_locks+0x130/0x130 [ 91.333486] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.338599] ? find_held_lock+0x36/0x1d0 [ 91.342677] __should_failslab+0xba/0xf0 [ 91.346746] should_failslab+0x9/0x14 [ 91.350663] kmem_cache_alloc_node_trace+0x5a/0x740 [ 91.355696] __kmalloc_node_track_caller+0x3c/0x70 [ 91.357160] FAULT_INJECTION: forcing a failure. [ 91.357160] name failslab, interval 1, probability 0, space 0, times 0 [ 91.360628] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 91.360636] __alloc_skb+0xd7/0x580 [ 91.360644] ? skb_scrub_packet+0x3c0/0x3c0 [ 91.360652] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 91.360660] ? add_timer+0x39c/0x930 [ 91.360667] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 91.360677] _sctp_make_chunk+0x3f/0x260 [ 91.360685] sctp_make_cookie_echo+0x85/0x160 [ 91.360691] sctp_do_sm+0x2a6d/0x53b0 [ 91.360699] ? __lock_acquire+0x792/0x4980 [ 91.360704] ? sctp_sendmsg+0xd4f/0x17e0 [ 91.360713] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 91.360721] ? mark_held_locks+0x130/0x130 [ 91.360729] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 91.434935] ? quarantine_put+0x11b/0x1c0 [ 91.439090] ? find_held_lock+0x36/0x1d0 [ 91.443170] ? kvm_clock_read+0x18/0x30 [ 91.447150] ? kvm_clock_get_cycles+0x9/0x10 [ 91.451565] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 91.455810] ? mark_held_locks+0x130/0x130 [ 91.460057] sctp_inq_push+0x1aa/0x240 [ 91.463949] sctp_backlog_rcv+0x1ac/0x1280 [ 91.468186] ? _raw_spin_unlock_bh+0x30/0x40 [ 91.472602] ? lockdep_hardirqs_on+0x421/0x5c0 [ 91.477197] ? sctp_hash_key+0x5b0/0x5b0 [ 91.481263] ? __release_sock+0xd0/0x360 [ 91.485322] ? __release_sock+0xd0/0x360 [ 91.489380] ? __local_bh_enable_ip+0x160/0x260 [ 91.494057] __release_sock+0x10c/0x360 [ 91.498038] release_sock+0x4f/0x180 [ 91.501751] sctp_wait_for_connect+0x22c/0x4c0 [ 91.506333] ? refcount_inc_checked+0x30/0x30 [ 91.510832] ? sctp_get_port_local+0x14d0/0x14d0 [ 91.515623] ? finish_wait+0x290/0x290 [ 91.519513] ? sctp_primitive_SEND+0x7c/0xc0 [ 91.523922] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 91.528601] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 91.533363] ? sctp_clear_owner_w+0x100/0x100 [ 91.537865] ? lock_downgrade+0x860/0x860 [ 91.542017] ? kasan_check_read+0x11/0x20 [ 91.546176] sctp_sendmsg+0xd4f/0x17e0 [ 91.550087] ? rw_copy_check_uvector+0x66/0x340 [ 91.554761] ? sctp_id2assoc+0x250/0x250 [ 91.558828] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 91.564196] ? dup_iter+0x250/0x250 [ 91.567828] ? copy_msghdr_from_user+0x20b/0x3e0 [ 91.572592] inet_sendmsg+0x10d/0x450 [ 91.576483] ? security_socket_sendmsg+0x50/0x90 [ 91.581230] ? ipip_gro_receive+0xf0/0xf0 [ 91.585368] sock_sendmsg+0xb7/0xf0 [ 91.589120] ___sys_sendmsg+0x649/0x950 [ 91.593098] ? find_held_lock+0x36/0x1d0 [ 91.597160] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.602530] ? __fget+0x278/0x400 [ 91.605987] ? kasan_check_read+0x11/0x20 [ 91.610121] ? __fget+0x295/0x400 [ 91.613568] ? __f_unlock_pos+0xd/0x10 [ 91.617444] ? __fget_light+0x174/0x1e0 [ 91.621404] ? __fdget+0xe/0x10 [ 91.624678] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.630292] __sys_sendmsg+0xd9/0x180 [ 91.634081] ? __ia32_sys_shutdown+0x70/0x70 [ 91.638479] ? __sb_end_write+0xa4/0xd0 [ 91.642450] ? kasan_check_write+0x14/0x20 [ 91.646681] ? fput+0x18/0x120 [ 91.649865] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.655250] __x64_sys_sendmsg+0x73/0xb0 [ 91.659388] do_syscall_64+0xd6/0x4e0 [ 91.663185] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.668364] RIP: 0033:0x458da9 [ 91.671541] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.690446] RSP: 002b:00007f68f1f55c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.698148] RAX: ffffffffffffffda RBX: 00007f68f1f55c90 RCX: 0000000000458da9 [ 91.705443] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 91.710405] FAULT_INJECTION: forcing a failure. [ 91.710405] name failslab, interval 1, probability 0, space 0, times 0 [ 91.712705] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 91.712708] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f566d4 [ 91.712712] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 91.734295] FAULT_INJECTION: forcing a failure. [ 91.734295] name failslab, interval 1, probability 0, space 0, times 0 [ 91.748196] CPU: 1 PID: 7613 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 91.760231] FAULT_INJECTION: forcing a failure. [ 91.760231] name failslab, interval 1, probability 0, space 0, times 0 [ 91.765337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.765340] Call Trace: [ 91.765352] dump_stack+0x123/0x177 [ 91.765362] should_fail.cold.4+0x5/0x13 [ 91.765368] ? kasan_unpoison_shadow+0x35/0x50 [ 91.765374] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.765384] ? __kmalloc_node_track_caller+0x50/0x70 [ 91.811117] __should_failslab+0xba/0xf0 [ 91.815177] should_failslab+0x9/0x14 [ 91.818976] kmem_cache_alloc+0x47/0x730 [ 91.823031] ? skb_scrub_packet+0x3c0/0x3c0 [ 91.827342] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 91.832443] sctp_chunkify+0x46/0x270 [ 91.836276] _sctp_make_chunk+0x128/0x260 [ 91.840447] sctp_make_cookie_echo+0x85/0x160 [ 91.845119] sctp_do_sm+0x2a6d/0x53b0 [ 91.849101] ? __lock_acquire+0x792/0x4980 [ 91.853334] ? sctp_sendmsg+0xd4f/0x17e0 [ 91.857390] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 91.863442] ? mark_held_locks+0x130/0x130 [ 91.867672] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 91.872770] ? quarantine_put+0x11b/0x1c0 [ 91.876936] ? find_held_lock+0x36/0x1d0 [ 91.881025] ? kvm_clock_read+0x18/0x30 [ 91.884997] ? kvm_clock_get_cycles+0x9/0x10 [ 91.889406] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 91.893643] ? mark_held_locks+0x130/0x130 [ 91.897876] sctp_inq_push+0x1aa/0x240 [ 91.901757] sctp_backlog_rcv+0x1ac/0x1280 [ 91.905988] ? _raw_spin_unlock_bh+0x30/0x40 [ 91.910382] ? lockdep_hardirqs_on+0x421/0x5c0 [ 91.914945] ? sctp_hash_key+0x5b0/0x5b0 [ 91.918988] ? __release_sock+0xd0/0x360 [ 91.923030] ? __release_sock+0xd0/0x360 [ 91.927074] ? __local_bh_enable_ip+0x160/0x260 [ 91.931728] __release_sock+0x10c/0x360 [ 91.935696] release_sock+0x4f/0x180 [ 91.939398] sctp_wait_for_connect+0x22c/0x4c0 [ 91.943982] ? refcount_inc_checked+0x30/0x30 [ 91.948467] ? sctp_get_port_local+0x14d0/0x14d0 [ 91.953224] ? finish_wait+0x290/0x290 [ 91.957105] ? sctp_primitive_SEND+0x7c/0xc0 [ 91.961497] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 91.966151] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 91.970911] ? sctp_clear_owner_w+0x100/0x100 [ 91.975392] ? lock_downgrade+0x860/0x860 [ 91.979529] ? kasan_check_read+0x11/0x20 [ 91.983664] sctp_sendmsg+0xd4f/0x17e0 [ 91.987539] ? rw_copy_check_uvector+0x66/0x340 [ 91.992202] ? sctp_id2assoc+0x250/0x250 [ 91.996264] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 92.001615] ? dup_iter+0x250/0x250 [ 92.005243] ? copy_msghdr_from_user+0x20b/0x3e0 [ 92.009987] inet_sendmsg+0x10d/0x450 [ 92.013779] ? security_socket_sendmsg+0x50/0x90 [ 92.018515] ? ipip_gro_receive+0xf0/0xf0 [ 92.022655] sock_sendmsg+0xb7/0xf0 [ 92.026267] ___sys_sendmsg+0x649/0x950 [ 92.030226] ? find_held_lock+0x36/0x1d0 [ 92.034270] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.039009] ? __fget+0x278/0x400 [ 92.042446] ? kasan_check_read+0x11/0x20 [ 92.046610] ? __fget+0x295/0x400 [ 92.050079] ? __f_unlock_pos+0xd/0x10 [ 92.053977] ? __fget_light+0x174/0x1e0 [ 92.057961] ? __fdget+0xe/0x10 [ 92.061244] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.066087] __sys_sendmsg+0xd9/0x180 [ 92.069884] ? __ia32_sys_shutdown+0x70/0x70 [ 92.074367] ? __sb_end_write+0xa4/0xd0 [ 92.078340] ? kasan_check_write+0x14/0x20 [ 92.082557] ? fput+0x18/0x120 [ 92.085753] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.091101] __x64_sys_sendmsg+0x73/0xb0 [ 92.095151] do_syscall_64+0xd6/0x4e0 [ 92.098935] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.104108] RIP: 0033:0x458da9 [ 92.107286] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.126171] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.133903] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 92.141171] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 92.148433] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 92.155704] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 92.162976] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 92.170254] CPU: 0 PID: 7623 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 92.178063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.187416] Call Trace: [ 92.190020] dump_stack+0x123/0x177 [ 92.193636] should_fail.cold.4+0x5/0x13 [ 92.197684] ? mark_held_locks+0x130/0x130 [ 92.201902] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.206992] ? find_held_lock+0x36/0x1d0 [ 92.211155] __should_failslab+0xba/0xf0 [ 92.215206] should_failslab+0x9/0x14 [ 92.218999] kmem_cache_alloc_node_trace+0x5a/0x740 [ 92.224009] __kmalloc_node_track_caller+0x3c/0x70 [ 92.228939] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 92.233680] __alloc_skb+0xd7/0x580 [ 92.237298] ? skb_scrub_packet+0x3c0/0x3c0 [ 92.241610] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 92.246720] ? add_timer+0x39c/0x930 [ 92.250436] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 92.255797] _sctp_make_chunk+0x3f/0x260 [ 92.259863] sctp_make_cookie_echo+0x85/0x160 [ 92.264361] sctp_do_sm+0x2a6d/0x53b0 [ 92.268157] ? __lock_acquire+0x792/0x4980 [ 92.272406] ? sctp_sendmsg+0xd4f/0x17e0 [ 92.276465] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 92.282514] ? mark_held_locks+0x130/0x130 [ 92.288322] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 92.293458] ? quarantine_put+0x11b/0x1c0 [ 92.297742] ? find_held_lock+0x36/0x1d0 [ 92.301837] ? kvm_clock_read+0x18/0x30 [ 92.305801] ? kvm_clock_get_cycles+0x9/0x10 [ 92.310204] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 92.314434] ? mark_held_locks+0x130/0x130 [ 92.318670] sctp_inq_push+0x1aa/0x240 [ 92.322551] sctp_backlog_rcv+0x1ac/0x1280 [ 92.326783] ? _raw_spin_unlock_bh+0x30/0x40 [ 92.331185] ? lockdep_hardirqs_on+0x421/0x5c0 [ 92.335762] ? sctp_hash_key+0x5b0/0x5b0 [ 92.339810] ? __release_sock+0xd0/0x360 [ 92.343853] ? __release_sock+0xd0/0x360 [ 92.347901] ? __local_bh_enable_ip+0x160/0x260 [ 92.352566] __release_sock+0x10c/0x360 [ 92.356542] release_sock+0x4f/0x180 [ 92.360254] sctp_wait_for_connect+0x22c/0x4c0 [ 92.364819] ? refcount_inc_checked+0x30/0x30 [ 92.369303] ? sctp_get_port_local+0x14d0/0x14d0 [ 92.374044] ? finish_wait+0x290/0x290 [ 92.377924] ? sctp_primitive_SEND+0x7c/0xc0 [ 92.382326] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 92.386989] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 92.391743] ? sctp_clear_owner_w+0x100/0x100 [ 92.396236] ? lock_downgrade+0x860/0x860 [ 92.400386] ? kasan_check_read+0x11/0x20 [ 92.404534] sctp_sendmsg+0xd4f/0x17e0 [ 92.408563] ? rw_copy_check_uvector+0x66/0x340 [ 92.413231] ? sctp_id2assoc+0x250/0x250 [ 92.417296] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 92.422657] ? dup_iter+0x250/0x250 [ 92.426285] ? copy_msghdr_from_user+0x20b/0x3e0 [ 92.431043] inet_sendmsg+0x10d/0x450 [ 92.434828] ? security_socket_sendmsg+0x50/0x90 [ 92.439568] ? ipip_gro_receive+0xf0/0xf0 [ 92.443714] sock_sendmsg+0xb7/0xf0 [ 92.447342] ___sys_sendmsg+0x649/0x950 [ 92.451326] ? find_held_lock+0x36/0x1d0 [ 92.455395] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.460153] ? __fget+0x278/0x400 [ 92.463602] ? kasan_check_read+0x11/0x20 [ 92.467743] ? __fget+0x295/0x400 [ 92.471194] ? __f_unlock_pos+0xd/0x10 [ 92.475068] ? __fget_light+0x174/0x1e0 [ 92.479032] ? __fdget+0xe/0x10 [ 92.482296] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.487130] __sys_sendmsg+0xd9/0x180 [ 92.490927] ? __ia32_sys_shutdown+0x70/0x70 [ 92.495332] ? __sb_end_write+0xa4/0xd0 [ 92.499322] ? kasan_check_write+0x14/0x20 [ 92.503540] ? fput+0x18/0x120 [ 92.506732] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.512097] __x64_sys_sendmsg+0x73/0xb0 [ 92.516159] do_syscall_64+0xd6/0x4e0 [ 92.519974] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.525157] RIP: 0033:0x458da9 [ 92.528341] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.547241] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.554959] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 92.562222] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 92.569496] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 92.576756] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 92.584026] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 92.591315] CPU: 1 PID: 7622 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 92.599126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.608480] Call Trace: [ 92.611075] dump_stack+0x123/0x177 [ 92.614687] should_fail.cold.4+0x5/0x13 [ 92.618772] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.623873] ? kernel_text_address+0x79/0xf0 [ 92.628276] ? __kernel_text_address+0xd/0x40 [ 92.632760] __should_failslab+0xba/0xf0 [ 92.636806] should_failslab+0x9/0x14 [ 92.640603] kmem_cache_alloc_node_trace+0x5a/0x740 [ 92.645624] __kmalloc_node_track_caller+0x3c/0x70 [ 92.650580] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 92.655379] __alloc_skb+0xd7/0x580 [ 92.659003] ? skb_scrub_packet+0x3c0/0x3c0 [ 92.663322] ? find_held_lock+0x36/0x1d0 [ 92.667411] sctp_packet_transmit+0x26b/0x3490 [ 92.671987] ? sctp_packet_config+0x7aa/0xea0 [ 92.676485] ? kasan_check_read+0x11/0x20 [ 92.680633] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 92.685950] ? sctp_packet_config+0xea0/0xea0 [ 92.690454] ? sctp_packet_append_chunk+0x890/0xef0 [ 92.695453] ? sctp_outq_select_transport+0x1fa/0x730 [ 92.700646] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 92.706255] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 92.711818] ? sctp_verify_init+0x1650/0x1660 [ 92.716327] ? sctp_copy_one_addr+0xca/0xf0 [ 92.720657] sctp_outq_flush+0xd0/0x22f0 [ 92.724733] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 92.730702] ? __sctp_outq_teardown+0xc30/0xc30 [ 92.735383] ? sctp_outq_tail+0x58c/0x970 [ 92.739535] sctp_outq_uncork+0x49/0x60 [ 92.743627] sctp_do_sm+0x3711/0x53b0 [ 92.747449] ? __lock_acquire+0x792/0x4980 [ 92.751691] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 92.757872] ? mark_held_locks+0x130/0x130 [ 92.762142] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 92.767746] ? check_noncircular+0x20/0x20 [ 92.772015] ? save_stack+0xa9/0xd0 [ 92.775758] ? save_stack+0x43/0xd0 [ 92.779373] ? kasan_kmalloc+0xc7/0xe0 [ 92.783258] ? kasan_slab_alloc+0x12/0x20 [ 92.787401] ? find_held_lock+0x36/0x1d0 [ 92.792167] ? mark_held_locks+0xc7/0x130 [ 92.796460] ? ktime_get+0x1a6/0x240 [ 92.800178] ? kvm_clock_read+0x18/0x30 [ 92.804173] ? kvm_clock_get_cycles+0x9/0x10 [ 92.808586] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 92.812826] ? mark_held_locks+0x130/0x130 [ 92.817083] sctp_inq_push+0x1aa/0x240 [ 92.820971] sctp_backlog_rcv+0x1ac/0x1280 [ 92.825192] ? _raw_spin_unlock_bh+0x30/0x40 [ 92.829720] ? lockdep_hardirqs_on+0x421/0x5c0 [ 92.834313] ? sctp_hash_key+0x5b0/0x5b0 [ 92.838369] ? __release_sock+0xd0/0x360 [ 92.842425] ? __release_sock+0xd0/0x360 [ 92.846478] ? __local_bh_enable_ip+0x160/0x260 [ 92.851171] __release_sock+0x10c/0x360 [ 92.855140] release_sock+0x4f/0x180 [ 92.858859] sctp_wait_for_connect+0x22c/0x4c0 [ 92.866510] ? refcount_inc_checked+0x30/0x30 [ 92.871017] ? sctp_get_port_local+0x14d0/0x14d0 [ 92.875876] ? finish_wait+0x290/0x290 [ 92.879756] ? sctp_primitive_SEND+0x7c/0xc0 [ 92.884172] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 92.889158] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 92.893906] ? sctp_clear_owner_w+0x100/0x100 [ 92.898399] ? lock_downgrade+0x860/0x860 [ 92.902563] ? kasan_check_read+0x11/0x20 [ 92.906710] sctp_sendmsg+0xd4f/0x17e0 [ 92.910609] ? rw_copy_check_uvector+0x66/0x340 [ 92.915285] ? sctp_id2assoc+0x250/0x250 [ 92.919346] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 92.924716] ? dup_iter+0x250/0x250 [ 92.928338] ? copy_msghdr_from_user+0x20b/0x3e0 [ 92.933236] inet_sendmsg+0x10d/0x450 [ 92.937026] ? security_socket_sendmsg+0x50/0x90 [ 92.941768] ? ipip_gro_receive+0xf0/0xf0 [ 92.945921] sock_sendmsg+0xb7/0xf0 [ 92.949577] ___sys_sendmsg+0x649/0x950 [ 92.953565] ? find_held_lock+0x36/0x1d0 [ 92.957632] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.962376] ? __fget+0x278/0x400 [ 92.965818] ? kasan_check_read+0x11/0x20 [ 92.969953] ? __fget+0x295/0x400 [ 92.973395] ? __f_unlock_pos+0xd/0x10 [ 92.977267] ? __fget_light+0x174/0x1e0 [ 92.981223] ? __fdget+0xe/0x10 [ 92.984493] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.989335] __sys_sendmsg+0xd9/0x180 [ 92.993117] ? __ia32_sys_shutdown+0x70/0x70 [ 92.997506] ? __sb_end_write+0xa4/0xd0 [ 93.001464] ? kasan_check_write+0x14/0x20 [ 93.005690] ? fput+0x18/0x120 [ 93.008871] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.014231] __x64_sys_sendmsg+0x73/0xb0 [ 93.018362] do_syscall_64+0xd6/0x4e0 2020/04/01 10:39:01 executed programs: 121 [ 93.022150] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.027326] RIP: 0033:0x458da9 [ 93.030501] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.049385] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.057074] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 93.064326] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 93.071579] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 93.078836] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 93.086102] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 93.093385] CPU: 0 PID: 7624 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 93.101189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.110546] Call Trace: [ 93.113143] dump_stack+0x123/0x177 [ 93.116779] should_fail.cold.4+0x5/0x13 [ 93.120848] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.125967] ? __lock_is_held+0xb5/0x140 [ 93.130122] __should_failslab+0xba/0xf0 [ 93.134189] should_failslab+0x9/0x14 [ 93.137998] __kmalloc+0x70/0x770 [ 93.141465] ? __kmalloc_track_caller+0x5e5/0x760 [ 93.146305] ? sctp_tsnmap_init+0x161/0x220 [ 93.150634] sctp_tsnmap_init+0x161/0x220 [ 93.154806] sctp_process_init+0x1bb0/0x2d50 [ 93.159233] ? sctp_verify_init+0x1660/0x1660 [ 93.163743] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 93.168333] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 93.173009] ? save_stack+0x43/0xd0 [ 93.176638] ? __kasan_slab_free+0x102/0x150 [ 93.181056] ? kasan_slab_free+0xe/0x10 [ 93.185036] sctp_do_sm+0xa0f/0x53b0 [ 93.187533] FAULT_INJECTION: forcing a failure. [ 93.187533] name failslab, interval 1, probability 0, space 0, times 0 [ 93.188759] ? __lock_acquire+0x792/0x4980 [ 93.188766] ? sctp_sendmsg+0xd4f/0x17e0 [ 93.188771] ? inet_sendmsg+0x10d/0x450 [ 93.188783] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 93.188793] ? mark_held_locks+0x130/0x130 [ 93.188802] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 93.188810] ? quarantine_put+0x11b/0x1c0 [ 93.188821] ? find_held_lock+0x36/0x1d0 [ 93.235968] ? kvm_clock_read+0x18/0x30 [ 93.239959] ? kvm_clock_get_cycles+0x9/0x10 [ 93.244381] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 93.248730] ? mark_held_locks+0x130/0x130 [ 93.252983] sctp_inq_push+0x1aa/0x240 [ 93.256872] sctp_backlog_rcv+0x1ac/0x1280 [ 93.261124] ? _raw_spin_unlock_bh+0x30/0x40 [ 93.265665] ? lockdep_hardirqs_on+0x421/0x5c0 [ 93.270355] ? sctp_hash_key+0x5b0/0x5b0 [ 93.274425] ? __release_sock+0xd0/0x360 [ 93.278499] ? __release_sock+0xd0/0x360 [ 93.282706] ? __local_bh_enable_ip+0x160/0x260 [ 93.287500] __release_sock+0x10c/0x360 [ 93.291486] release_sock+0x4f/0x180 [ 93.295199] sctp_wait_for_connect+0x22c/0x4c0 [ 93.299789] ? refcount_inc_checked+0x30/0x30 [ 93.304302] ? sctp_get_port_local+0x14d0/0x14d0 [ 93.309068] ? finish_wait+0x290/0x290 [ 93.312957] ? sctp_primitive_SEND+0x7c/0xc0 [ 93.317369] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 93.322045] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 93.326916] ? sctp_clear_owner_w+0x100/0x100 [ 93.331540] ? lock_downgrade+0x860/0x860 [ 93.335724] ? kasan_check_read+0x11/0x20 [ 93.339884] sctp_sendmsg+0xd4f/0x17e0 [ 93.343783] ? rw_copy_check_uvector+0x66/0x340 [ 93.348467] ? sctp_id2assoc+0x250/0x250 [ 93.352529] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 93.357896] ? dup_iter+0x250/0x250 [ 93.361547] ? copy_msghdr_from_user+0x20b/0x3e0 [ 93.366326] inet_sendmsg+0x10d/0x450 [ 93.367353] FAULT_INJECTION: forcing a failure. [ 93.367353] name failslab, interval 1, probability 0, space 0, times 0 [ 93.370231] ? security_socket_sendmsg+0x50/0x90 [ 93.370240] ? ipip_gro_receive+0xf0/0xf0 [ 93.370246] sock_sendmsg+0xb7/0xf0 [ 93.370252] ___sys_sendmsg+0x649/0x950 [ 93.370260] ? find_held_lock+0x36/0x1d0 [ 93.370267] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.370276] ? __fget+0x278/0x400 [ 93.370288] ? kasan_check_read+0x11/0x20 [ 93.370296] ? __fget+0x295/0x400 [ 93.370309] ? __f_unlock_pos+0xd/0x10 [ 93.370318] ? __fget_light+0x174/0x1e0 [ 93.370324] ? __fdget+0xe/0x10 [ 93.370331] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.370338] __sys_sendmsg+0xd9/0x180 [ 93.370342] ? __ia32_sys_shutdown+0x70/0x70 [ 93.370349] ? __sb_end_write+0xa4/0xd0 [ 93.370355] ? kasan_check_write+0x14/0x20 [ 93.370358] ? fput+0x18/0x120 [ 93.370370] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.370378] __x64_sys_sendmsg+0x73/0xb0 [ 93.463991] do_syscall_64+0xd6/0x4e0 [ 93.467791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.473011] RIP: 0033:0x458da9 [ 93.476192] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.495294] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.502997] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 93.510264] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 93.517529] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 93.524808] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 93.532070] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 93.539341] CPU: 1 PID: 7637 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 93.547150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.556507] Call Trace: [ 93.559103] dump_stack+0x123/0x177 [ 93.562734] should_fail.cold.4+0x5/0x13 [ 93.566795] ? sctp_inq_push+0x1aa/0x240 [ 93.570854] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.575952] ? inet_sendmsg+0x10d/0x450 [ 93.579925] ? sock_sendmsg+0xb7/0xf0 [ 93.583719] ? ___sys_sendmsg+0x649/0x950 [ 93.588818] ? __sys_sendmsg+0xd9/0x180 [ 93.592788] ? __x64_sys_sendmsg+0x73/0xb0 [ 93.597282] ? do_syscall_64+0xd6/0x4e0 [ 93.601257] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.606628] __should_failslab+0xba/0xf0 [ 93.610689] should_failslab+0x9/0x14 [ 93.614476] kmem_cache_alloc+0x47/0x730 [ 93.618530] ? cache_grow_end+0xa8/0x190 [ 93.622593] __debug_object_init+0x7dc/0xd70 [ 93.627081] ? __lock_is_held+0xb5/0x140 [ 93.631132] ? debug_object_fixup+0x30/0x30 [ 93.635441] ? kasan_check_read+0x11/0x20 [ 93.639573] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 93.644920] debug_object_init+0x16/0x20 [ 93.648963] init_timer_key+0x2e/0x270 [ 93.652835] sctp_association_new+0x9fd/0x1ef0 [ 93.657421] sctp_make_temp_asoc+0x8b/0x1a0 [ 93.661729] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 93.667512] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 93.673122] ? dccp_diag_dump+0x20/0x20 [ 93.677085] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 93.681666] sctp_do_sm+0x117/0x53b0 [ 93.685363] ? __lock_acquire+0x792/0x4980 [ 93.689585] ? __kernel_text_address+0xd/0x40 [ 93.694086] ? unwind_get_return_address+0x61/0xa0 [ 93.699016] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 93.705260] ? mark_held_locks+0x130/0x130 [ 93.709481] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 93.714916] ? check_noncircular+0x20/0x20 [ 93.719135] ? save_stack+0xa9/0xd0 [ 93.722745] ? save_stack+0x43/0xd0 [ 93.726352] ? kasan_kmalloc+0xc7/0xe0 [ 93.730228] ? kasan_slab_alloc+0x12/0x20 [ 93.734362] ? find_held_lock+0x36/0x1d0 [ 93.738419] ? mark_held_locks+0xc7/0x130 [ 93.742573] ? ktime_get+0x1a6/0x240 [ 93.746293] ? kvm_clock_read+0x18/0x30 [ 93.750248] ? kvm_clock_get_cycles+0x9/0x10 [ 93.754673] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 93.758892] ? mark_held_locks+0x130/0x130 [ 93.763115] sctp_inq_push+0x1aa/0x240 [ 93.766985] sctp_backlog_rcv+0x1ac/0x1280 [ 93.771210] ? _raw_spin_unlock_bh+0x30/0x40 [ 93.775604] ? lockdep_hardirqs_on+0x421/0x5c0 [ 93.780172] ? sctp_hash_key+0x5b0/0x5b0 [ 93.784218] ? __release_sock+0xd0/0x360 [ 93.788259] ? __release_sock+0xd0/0x360 [ 93.792304] ? __local_bh_enable_ip+0x160/0x260 [ 93.796975] __release_sock+0x10c/0x360 [ 93.800937] release_sock+0x4f/0x180 [ 93.804635] sctp_wait_for_connect+0x22c/0x4c0 [ 93.809215] ? refcount_inc_checked+0x30/0x30 [ 93.813710] ? sctp_get_port_local+0x14d0/0x14d0 [ 93.818464] ? finish_wait+0x290/0x290 [ 93.822340] ? sctp_primitive_SEND+0x7c/0xc0 [ 93.826730] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 93.831385] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 93.836145] ? sctp_clear_owner_w+0x100/0x100 [ 93.840625] ? lock_downgrade+0x860/0x860 [ 93.844779] ? kasan_check_read+0x11/0x20 [ 93.848916] sctp_sendmsg+0xd4f/0x17e0 [ 93.852800] ? rw_copy_check_uvector+0x66/0x340 [ 93.857471] ? sctp_id2assoc+0x250/0x250 [ 93.861528] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 93.866918] ? dup_iter+0x250/0x250 [ 93.870543] ? copy_msghdr_from_user+0x20b/0x3e0 [ 93.875288] inet_sendmsg+0x10d/0x450 [ 93.879075] ? security_socket_sendmsg+0x50/0x90 [ 93.883811] ? ipip_gro_receive+0xf0/0xf0 [ 93.887948] sock_sendmsg+0xb7/0xf0 [ 93.891561] ___sys_sendmsg+0x649/0x950 [ 93.895521] ? find_held_lock+0x36/0x1d0 [ 93.899566] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.904308] ? __fget+0x278/0x400 [ 93.907748] ? kasan_check_read+0x11/0x20 [ 93.911882] ? __fget+0x295/0x400 [ 93.915324] ? __f_unlock_pos+0xd/0x10 [ 93.919195] ? __fget_light+0x174/0x1e0 [ 93.923151] ? __fdget+0xe/0x10 [ 93.926416] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.931244] __sys_sendmsg+0xd9/0x180 [ 93.935050] ? __ia32_sys_shutdown+0x70/0x70 [ 93.939443] ? __sb_end_write+0xa4/0xd0 [ 93.943401] ? kasan_check_write+0x14/0x20 [ 93.947615] ? fput+0x18/0x120 [ 93.950809] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.956182] __x64_sys_sendmsg+0x73/0xb0 [ 93.960237] do_syscall_64+0xd6/0x4e0 [ 93.964023] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.969193] RIP: 0033:0x458da9 [ 93.972371] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.991269] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.998962] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 94.006217] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 94.013470] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 94.020740] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 94.027993] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 94.035262] CPU: 0 PID: 7631 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 94.043070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.052428] Call Trace: [ 94.055024] dump_stack+0x123/0x177 [ 94.058659] should_fail.cold.4+0x5/0x13 [ 94.062725] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.067834] ? __lock_is_held+0xb5/0x140 [ 94.071909] __should_failslab+0xba/0xf0 [ 94.075983] should_failslab+0x9/0x14 [ 94.077423] FAULT_INJECTION: forcing a failure. [ 94.077423] name failslab, interval 1, probability 0, space 0, times 0 [ 94.079808] __kmalloc+0x70/0x770 [ 94.079814] ? __kmalloc_track_caller+0x5e5/0x760 [ 94.079822] ? sctp_tsnmap_init+0x161/0x220 [ 94.079830] sctp_tsnmap_init+0x161/0x220 [ 94.079839] sctp_process_init+0x1bb0/0x2d50 [ 94.079856] ? sctp_verify_init+0x1660/0x1660 [ 94.079865] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 94.079873] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 94.079881] ? save_stack+0x43/0xd0 [ 94.129561] ? __kasan_slab_free+0x102/0x150 [ 94.133985] ? kasan_slab_free+0xe/0x10 [ 94.137965] sctp_do_sm+0xa0f/0x53b0 [ 94.141685] ? __lock_acquire+0x792/0x4980 [ 94.145918] ? sctp_sendmsg+0xd4f/0x17e0 [ 94.149977] ? inet_sendmsg+0x10d/0x450 [ 94.153955] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 94.160019] ? mark_held_locks+0x130/0x130 [ 94.164258] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 94.169361] ? quarantine_put+0x11b/0x1c0 [ 94.173514] ? find_held_lock+0x36/0x1d0 [ 94.177883] ? kvm_clock_read+0x18/0x30 [ 94.182017] ? kvm_clock_get_cycles+0x9/0x10 [ 94.186565] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 94.190804] ? mark_held_locks+0x130/0x130 [ 94.195054] sctp_inq_push+0x1aa/0x240 [ 94.198954] sctp_backlog_rcv+0x1ac/0x1280 [ 94.203314] ? _raw_spin_unlock_bh+0x30/0x40 [ 94.207738] ? lockdep_hardirqs_on+0x421/0x5c0 [ 94.212328] ? sctp_hash_key+0x5b0/0x5b0 [ 94.216393] ? __release_sock+0xd0/0x360 [ 94.220455] ? __release_sock+0xd0/0x360 [ 94.224520] ? __local_bh_enable_ip+0x160/0x260 [ 94.229229] __release_sock+0x10c/0x360 [ 94.233212] release_sock+0x4f/0x180 [ 94.236926] sctp_wait_for_connect+0x22c/0x4c0 [ 94.241511] ? refcount_inc_checked+0x30/0x30 [ 94.246009] ? sctp_get_port_local+0x14d0/0x14d0 [ 94.250779] ? finish_wait+0x290/0x290 [ 94.254695] ? sctp_primitive_SEND+0x7c/0xc0 [ 94.259110] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 94.263786] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 94.268543] ? sctp_clear_owner_w+0x100/0x100 [ 94.273046] ? lock_downgrade+0x860/0x860 [ 94.277200] ? kasan_check_read+0x11/0x20 [ 94.281352] sctp_sendmsg+0xd4f/0x17e0 [ 94.285234] ? rw_copy_check_uvector+0x66/0x340 [ 94.289908] ? sctp_id2assoc+0x250/0x250 [ 94.293960] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 94.299327] ? dup_iter+0x250/0x250 [ 94.302961] ? copy_msghdr_from_user+0x20b/0x3e0 [ 94.307717] inet_sendmsg+0x10d/0x450 [ 94.311516] ? security_socket_sendmsg+0x50/0x90 [ 94.316273] ? ipip_gro_receive+0xf0/0xf0 [ 94.320422] sock_sendmsg+0xb7/0xf0 [ 94.323424] FAULT_INJECTION: forcing a failure. [ 94.323424] name failslab, interval 1, probability 0, space 0, times 0 [ 94.324054] ___sys_sendmsg+0x649/0x950 [ 94.339198] ? find_held_lock+0x36/0x1d0 [ 94.343251] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.347992] ? __fget+0x278/0x400 [ 94.351435] ? kasan_check_read+0x11/0x20 [ 94.355574] ? __fget+0x295/0x400 [ 94.359030] ? __f_unlock_pos+0xd/0x10 [ 94.362905] ? __fget_light+0x174/0x1e0 [ 94.366867] ? __fdget+0xe/0x10 [ 94.370133] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.374973] __sys_sendmsg+0xd9/0x180 [ 94.378766] ? __ia32_sys_shutdown+0x70/0x70 [ 94.383160] ? __sb_end_write+0xa4/0xd0 [ 94.387141] ? kasan_check_write+0x14/0x20 [ 94.391486] ? fput+0x18/0x120 [ 94.394685] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.400042] __x64_sys_sendmsg+0x73/0xb0 [ 94.404230] do_syscall_64+0xd6/0x4e0 [ 94.408032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.413222] RIP: 0033:0x458da9 [ 94.416416] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.435408] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.443113] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 94.450398] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 94.457661] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 94.464934] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 94.472199] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 94.479478] CPU: 1 PID: 7644 Comm: syz-executor.2 Not tainted 4.19.113-syzkaller #0 [ 94.487294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.496653] Call Trace: [ 94.499243] dump_stack+0x123/0x177 [ 94.502874] should_fail.cold.4+0x5/0x13 [ 94.506934] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.512037] ? find_held_lock+0x36/0x1d0 [ 94.516105] __should_failslab+0xba/0xf0 [ 94.520171] should_failslab+0x9/0x14 [ 94.523989] kmem_cache_alloc+0x47/0x730 [ 94.528053] ? trace_hardirqs_on+0x28/0x190 [ 94.532376] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 94.537831] __debug_object_init+0x7dc/0xd70 [ 94.542249] ? debug_object_fixup+0x30/0x30 [ 94.546578] ? sctp_generate_t1_init_event+0x20/0x20 [ 94.551698] ? sctp_generate_t2_shutdown_event+0x20/0x20 [ 94.557158] debug_object_init+0x16/0x20 [ 94.561222] init_timer_key+0x2e/0x270 [ 94.565098] sctp_association_new+0x9fd/0x1ef0 [ 94.569683] sctp_make_temp_asoc+0x8b/0x1a0 [ 94.574097] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 94.580138] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 94.585744] ? dccp_diag_dump+0x20/0x20 [ 94.589705] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 94.594272] sctp_do_sm+0x117/0x53b0 [ 94.597970] ? __lock_acquire+0x792/0x4980 [ 94.602188] ? __kernel_text_address+0xd/0x40 [ 94.606664] ? unwind_get_return_address+0x61/0xa0 [ 94.611576] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 94.617631] ? mark_held_locks+0x130/0x130 [ 94.621851] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 94.627287] ? check_noncircular+0x20/0x20 [ 94.631509] ? save_stack+0xa9/0xd0 [ 94.635116] ? save_stack+0x43/0xd0 [ 94.638857] ? kasan_kmalloc+0xc7/0xe0 [ 94.642731] ? kasan_slab_alloc+0x12/0x20 [ 94.646872] ? find_held_lock+0x36/0x1d0 [ 94.650922] ? mark_held_locks+0xc7/0x130 [ 94.655055] ? ktime_get+0x1a6/0x240 [ 94.658757] ? kvm_clock_read+0x18/0x30 [ 94.662889] ? kvm_clock_get_cycles+0x9/0x10 [ 94.667287] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 94.671522] ? mark_held_locks+0x130/0x130 [ 94.675754] sctp_inq_push+0x1aa/0x240 [ 94.679628] sctp_backlog_rcv+0x1ac/0x1280 [ 94.683845] ? _raw_spin_unlock_bh+0x30/0x40 [ 94.688234] ? lockdep_hardirqs_on+0x421/0x5c0 [ 94.692797] ? sctp_hash_key+0x5b0/0x5b0 [ 94.696840] ? __release_sock+0xd0/0x360 [ 94.700879] ? __release_sock+0xd0/0x360 [ 94.704922] ? __local_bh_enable_ip+0x160/0x260 [ 94.709834] __release_sock+0x10c/0x360 [ 94.713797] release_sock+0x4f/0x180 [ 94.717493] sctp_wait_for_connect+0x22c/0x4c0 [ 94.722054] ? refcount_inc_checked+0x30/0x30 [ 94.726534] ? sctp_get_port_local+0x14d0/0x14d0 [ 94.731283] ? finish_wait+0x290/0x290 [ 94.735153] ? sctp_primitive_SEND+0x7c/0xc0 [ 94.739569] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 94.744245] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 94.748985] ? sctp_clear_owner_w+0x100/0x100 [ 94.753460] ? lock_downgrade+0x860/0x860 [ 94.757593] ? kasan_check_read+0x11/0x20 [ 94.761727] sctp_sendmsg+0xd4f/0x17e0 [ 94.765609] ? rw_copy_check_uvector+0x66/0x340 [ 94.770262] ? sctp_id2assoc+0x250/0x250 [ 94.774311] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 94.779657] ? dup_iter+0x250/0x250 [ 94.783294] ? copy_msghdr_from_user+0x20b/0x3e0 [ 94.788063] inet_sendmsg+0x10d/0x450 [ 94.791843] ? security_socket_sendmsg+0x50/0x90 [ 94.796579] ? ipip_gro_receive+0xf0/0xf0 [ 94.800804] sock_sendmsg+0xb7/0xf0 [ 94.804428] ___sys_sendmsg+0x649/0x950 [ 94.808387] ? find_held_lock+0x36/0x1d0 [ 94.812429] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.817185] ? __fget+0x278/0x400 [ 94.820623] ? kasan_check_read+0x11/0x20 [ 94.824769] ? __fget+0x295/0x400 [ 94.828208] ? __f_unlock_pos+0xd/0x10 [ 94.832080] ? __fget_light+0x174/0x1e0 [ 94.836035] ? __fdget+0xe/0x10 [ 94.839304] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.844141] __sys_sendmsg+0xd9/0x180 [ 94.847924] ? __ia32_sys_shutdown+0x70/0x70 [ 94.852399] ? __sb_end_write+0xa4/0xd0 [ 94.856368] ? kasan_check_write+0x14/0x20 [ 94.860590] ? fput+0x18/0x120 [ 94.863771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.869116] __x64_sys_sendmsg+0x73/0xb0 [ 94.873159] do_syscall_64+0xd6/0x4e0 [ 94.876946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.882116] RIP: 0033:0x458da9 [ 94.885292] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.904179] RSP: 002b:00007f891bfa1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.911868] RAX: ffffffffffffffda RBX: 00007f891bfa1c90 RCX: 0000000000458da9 [ 94.919122] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 94.926409] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 94.933665] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f891bfa26d4 [ 94.940933] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 94.948210] CPU: 0 PID: 7654 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 94.956012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.965369] Call Trace: [ 94.967964] dump_stack+0x123/0x177 [ 94.971598] should_fail.cold.4+0x5/0x13 [ 94.975662] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.980770] ? selinux_inet_conn_request+0x2c0/0x2c0 [ 94.985888] __should_failslab+0xba/0xf0 [ 94.989959] should_failslab+0x9/0x14 [ 94.993771] kmem_cache_alloc_trace+0x4b/0x750 [ 94.996473] FAULT_INJECTION: forcing a failure. [ 94.996473] name failslab, interval 1, probability 0, space 0, times 0 [ 94.998512] ? mark_held_locks+0x130/0x130 [ 94.998523] sctp_association_new+0x5b/0x1ef0 [ 94.998528] ? sctp_unpack_cookie+0xf90/0xf90 [ 94.998536] sctp_make_temp_asoc+0x8b/0x1a0 [ 94.998546] sctp_sf_do_unexpected_init.isra.37+0x66c/0x1400 [ 94.998555] ? sctp_sf_violation_chunk.isra.33+0x140/0x140 [ 94.998561] ? dccp_diag_dump+0x20/0x20 [ 94.998572] sctp_sf_do_5_2_1_siminit+0xf/0x20 [ 94.998577] sctp_do_sm+0x117/0x53b0 [ 94.998583] ? __lock_acquire+0x792/0x4980 [ 94.998591] ? __kernel_text_address+0xd/0x40 [ 94.998599] ? unwind_get_return_address+0x61/0xa0 [ 94.998607] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 94.998616] ? mark_held_locks+0x130/0x130 [ 94.998620] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 94.998627] ? check_noncircular+0x20/0x20 [ 94.998632] ? save_stack+0xa9/0xd0 [ 94.998637] ? save_stack+0x43/0xd0 [ 94.998640] ? kasan_kmalloc+0xc7/0xe0 [ 94.998644] ? kasan_slab_alloc+0x12/0x20 [ 94.998653] ? find_held_lock+0x36/0x1d0 [ 94.998663] ? mark_held_locks+0xc7/0x130 [ 95.108127] ? ktime_get+0x1a6/0x240 [ 95.111856] ? kvm_clock_read+0x18/0x30 [ 95.115830] ? kvm_clock_get_cycles+0x9/0x10 [ 95.120239] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 95.124502] ? mark_held_locks+0x130/0x130 [ 95.128784] sctp_inq_push+0x1aa/0x240 [ 95.132690] sctp_backlog_rcv+0x1ac/0x1280 [ 95.136931] ? _raw_spin_unlock_bh+0x30/0x40 [ 95.141349] ? lockdep_hardirqs_on+0x421/0x5c0 [ 95.145947] ? sctp_hash_key+0x5b0/0x5b0 [ 95.150013] ? __release_sock+0xd0/0x360 [ 95.154074] ? __release_sock+0xd0/0x360 [ 95.158128] ? __local_bh_enable_ip+0x160/0x260 [ 95.162816] __release_sock+0x10c/0x360 [ 95.166782] release_sock+0x4f/0x180 [ 95.170490] sctp_wait_for_connect+0x22c/0x4c0 [ 95.175061] ? refcount_inc_checked+0x30/0x30 [ 95.179546] ? sctp_get_port_local+0x14d0/0x14d0 [ 95.184300] ? finish_wait+0x290/0x290 [ 95.188208] ? sctp_primitive_SEND+0x7c/0xc0 [ 95.192608] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 95.197270] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 95.202017] ? sctp_clear_owner_w+0x100/0x100 [ 95.206503] ? lock_downgrade+0x860/0x860 [ 95.210652] ? kasan_check_read+0x11/0x20 [ 95.214803] sctp_sendmsg+0xd4f/0x17e0 [ 95.218691] ? rw_copy_check_uvector+0x66/0x340 [ 95.223366] ? sctp_id2assoc+0x250/0x250 [ 95.227432] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 95.232805] ? dup_iter+0x250/0x250 [ 95.236441] ? copy_msghdr_from_user+0x20b/0x3e0 [ 95.241309] inet_sendmsg+0x10d/0x450 [ 95.245119] ? security_socket_sendmsg+0x50/0x90 [ 95.249876] ? ipip_gro_receive+0xf0/0xf0 [ 95.254026] sock_sendmsg+0xb7/0xf0 [ 95.257663] ___sys_sendmsg+0x649/0x950 [ 95.261642] ? find_held_lock+0x36/0x1d0 [ 95.265704] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 95.270471] ? __fget+0x278/0x400 [ 95.273933] ? kasan_check_read+0x11/0x20 [ 95.278086] ? __fget+0x295/0x400 [ 95.281542] ? __f_unlock_pos+0xd/0x10 [ 95.285431] ? __fget_light+0x174/0x1e0 [ 95.289505] ? __fdget+0xe/0x10 [ 95.292798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 95.297645] __sys_sendmsg+0xd9/0x180 [ 95.301437] ? __ia32_sys_shutdown+0x70/0x70 [ 95.305853] ? __sb_end_write+0xa4/0xd0 [ 95.309839] ? kasan_check_write+0x14/0x20 [ 95.309915] FAULT_INJECTION: forcing a failure. [ 95.309915] name failslab, interval 1, probability 0, space 0, times 0 [ 95.314063] ? fput+0x18/0x120 [ 95.314078] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.314089] __x64_sys_sendmsg+0x73/0xb0 [ 95.314100] do_syscall_64+0xd6/0x4e0 [ 95.314108] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.314114] RIP: 0033:0x458da9 [ 95.314121] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.314124] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.314130] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 95.314133] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 95.314136] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 95.314139] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 95.314144] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 95.413174] CPU: 1 PID: 7670 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 95.420982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.430348] Call Trace: [ 95.432938] dump_stack+0x123/0x177 [ 95.436572] should_fail.cold.4+0x5/0x13 [ 95.440650] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.445759] ? is_bpf_text_address+0x7d/0xe0 [ 95.450174] __should_failslab+0xba/0xf0 [ 95.454239] should_failslab+0x9/0x14 [ 95.458035] kmem_cache_alloc_node+0x56/0x730 [ 95.462783] ? sctp_packet_config+0x7aa/0xea0 [ 95.467293] __alloc_skb+0xa7/0x580 [ 95.470934] ? skb_scrub_packet+0x3c0/0x3c0 [ 95.475360] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 95.480556] ? sctp_packet_config+0x7c7/0xea0 [ 95.485073] ? kasan_slab_alloc+0x12/0x20 [ 95.487003] FAULT_INJECTION: forcing a failure. [ 95.487003] name failslab, interval 1, probability 0, space 0, times 0 [ 95.489227] ? kmem_cache_alloc+0x12e/0x730 [ 95.489240] sctp_packet_transmit+0x26b/0x3490 [ 95.489245] ? sctp_packet_append_chunk+0x890/0xef0 [ 95.489249] ? sock_sendmsg+0xb7/0xf0 [ 95.489252] ? ___sys_sendmsg+0x649/0x950 [ 95.489256] ? __sys_sendmsg+0xd9/0x180 [ 95.489273] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 95.532058] ? sctp_packet_config+0xea0/0xea0 [ 95.536539] ? sctp_packet_append_chunk+0x890/0xef0 [ 95.541542] ? sctp_packet_transmit_chunk+0x22/0x124 [ 95.546631] sctp_outq_flush+0x252/0x22f0 [ 95.550765] ? rcu_read_lock_sched_held+0x108/0x120 [ 95.555774] ? kmem_cache_alloc+0x33a/0x730 [ 95.560085] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 95.565176] ? __sctp_outq_teardown+0xc30/0xc30 [ 95.569848] ? sctp_outq_tail+0x58c/0x970 [ 95.573983] sctp_outq_uncork+0x49/0x60 [ 95.577939] sctp_do_sm+0x107d/0x53b0 [ 95.581727] ? __lock_acquire+0x792/0x4980 [ 95.585956] ? sctp_sendmsg+0xd4f/0x17e0 [ 95.590011] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 95.596053] ? mark_held_locks+0x130/0x130 [ 95.600271] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 95.605360] ? quarantine_put+0x11b/0x1c0 [ 95.609507] ? find_held_lock+0x36/0x1d0 [ 95.613581] ? kvm_clock_read+0x18/0x30 [ 95.617541] ? kvm_clock_get_cycles+0x9/0x10 [ 95.621956] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 95.626185] ? mark_held_locks+0x130/0x130 [ 95.630417] sctp_inq_push+0x1aa/0x240 [ 95.634291] sctp_backlog_rcv+0x1ac/0x1280 [ 95.638510] ? _raw_spin_unlock_bh+0x30/0x40 [ 95.642911] ? lockdep_hardirqs_on+0x421/0x5c0 [ 95.647477] ? sctp_hash_key+0x5b0/0x5b0 [ 95.651520] ? __release_sock+0xd0/0x360 [ 95.655563] ? __release_sock+0xd0/0x360 [ 95.659616] ? __local_bh_enable_ip+0x160/0x260 [ 95.664269] __release_sock+0x10c/0x360 [ 95.668231] release_sock+0x4f/0x180 [ 95.671929] sctp_wait_for_connect+0x22c/0x4c0 [ 95.676509] ? refcount_inc_checked+0x30/0x30 [ 95.680993] ? sctp_get_port_local+0x14d0/0x14d0 [ 95.685742] ? finish_wait+0x290/0x290 [ 95.689676] ? sctp_primitive_SEND+0x7c/0xc0 [ 95.694082] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 95.698755] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 95.703500] ? sctp_clear_owner_w+0x100/0x100 [ 95.707989] ? lock_downgrade+0x860/0x860 [ 95.712120] ? kasan_check_read+0x11/0x20 [ 95.716267] sctp_sendmsg+0xd4f/0x17e0 [ 95.720138] ? rw_copy_check_uvector+0x66/0x340 [ 95.724791] ? sctp_id2assoc+0x250/0x250 [ 95.728837] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 95.734182] ? dup_iter+0x250/0x250 [ 95.737816] ? copy_msghdr_from_user+0x20b/0x3e0 [ 95.742564] inet_sendmsg+0x10d/0x450 [ 95.746351] ? security_socket_sendmsg+0x50/0x90 [ 95.751093] ? ipip_gro_receive+0xf0/0xf0 [ 95.755226] sock_sendmsg+0xb7/0xf0 [ 95.758838] ___sys_sendmsg+0x649/0x950 [ 95.762800] ? find_held_lock+0x36/0x1d0 [ 95.766843] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 95.771584] ? __fget+0x278/0x400 [ 95.775024] ? kasan_check_read+0x11/0x20 [ 95.779156] ? __fget+0x295/0x400 [ 95.782594] ? __f_unlock_pos+0xd/0x10 [ 95.786466] ? __fget_light+0x174/0x1e0 [ 95.790598] ? __fdget+0xe/0x10 [ 95.793875] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 95.798702] __sys_sendmsg+0xd9/0x180 [ 95.802497] ? __ia32_sys_shutdown+0x70/0x70 [ 95.806888] ? __sb_end_write+0xa4/0xd0 [ 95.810848] ? kasan_check_write+0x14/0x20 [ 95.815074] ? fput+0x18/0x120 [ 95.818269] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.823618] __x64_sys_sendmsg+0x73/0xb0 [ 95.827666] do_syscall_64+0xd6/0x4e0 [ 95.831451] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.836626] RIP: 0033:0x458da9 [ 95.839806] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.858692] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.866382] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 95.873638] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 95.880892] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 95.888143] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 95.895411] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 95.902694] CPU: 0 PID: 7672 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 95.910503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.919861] Call Trace: [ 95.922454] dump_stack+0x123/0x177 [ 95.926260] should_fail.cold.4+0x5/0x13 [ 95.930326] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.935427] ? mark_held_locks+0x130/0x130 [ 95.939658] ? mark_held_locks+0x130/0x130 [ 95.943891] ? mark_held_locks+0xc7/0x130 [ 95.948045] __should_failslab+0xba/0xf0 [ 95.952110] should_failslab+0x9/0x14 [ 95.955913] kmem_cache_alloc+0x47/0x730 [ 95.959983] ? find_held_lock+0x36/0x1d0 [ 95.964042] __debug_object_init+0x7dc/0xd70 [ 95.968445] ? mark_held_locks+0xc7/0x130 [ 95.972596] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 95.977709] ? debug_object_fixup+0x30/0x30 [ 95.982043] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 95.987162] ? trace_hardirqs_on+0x28/0x190 [ 95.991582] debug_object_activate+0x25a/0x4e0 [ 95.996166] ? debug_object_assert_init+0x380/0x380 [ 96.001221] ? refcount_sub_and_test_checked+0xe0/0x180 [ 96.006623] ? refcount_inc_checked+0x30/0x30 [ 96.011125] ? sctp_association_put.cold.13+0x1e/0x1e [ 96.016338] __call_rcu.constprop.67+0x35/0x7d0 [ 96.021027] call_rcu+0x12/0x20 [ 96.024306] sctp_transport_put+0xa7/0xe0 [ 96.028460] sctp_transport_free+0x50/0xe0 [ 96.032708] sctp_association_free+0x431/0x711 [ 96.037297] sctp_do_sm+0x9a2/0x53b0 [ 96.041030] ? __lock_acquire+0x792/0x4980 [ 96.045270] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 96.051335] ? mark_held_locks+0x130/0x130 [ 96.055578] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 96.061033] ? check_noncircular+0x20/0x20 [ 96.065265] ? save_stack+0xa9/0xd0 [ 96.068905] ? save_stack+0x43/0xd0 [ 96.072531] ? kasan_kmalloc+0xc7/0xe0 [ 96.076422] ? kasan_slab_alloc+0x12/0x20 [ 96.080575] ? find_held_lock+0x36/0x1d0 [ 96.084636] ? mark_held_locks+0xc7/0x130 [ 96.088780] ? ktime_get+0x1a6/0x240 [ 96.092500] ? kvm_clock_read+0x18/0x30 [ 96.096462] ? kvm_clock_get_cycles+0x9/0x10 [ 96.100863] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 96.105093] ? mark_held_locks+0x130/0x130 [ 96.109322] sctp_inq_push+0x1aa/0x240 [ 96.113219] sctp_backlog_rcv+0x1ac/0x1280 [ 96.117443] ? _raw_spin_unlock_bh+0x30/0x40 [ 96.118182] FAULT_INJECTION: forcing a failure. [ 96.118182] name failslab, interval 1, probability 0, space 0, times 0 [ 96.121861] ? lockdep_hardirqs_on+0x421/0x5c0 [ 96.121869] ? sctp_hash_key+0x5b0/0x5b0 [ 96.121876] ? __release_sock+0xd0/0x360 [ 96.121881] ? __release_sock+0xd0/0x360 [ 96.121888] ? __local_bh_enable_ip+0x160/0x260 [ 96.121897] __release_sock+0x10c/0x360 [ 96.121909] release_sock+0x4f/0x180 [ 96.121915] sctp_wait_for_connect+0x22c/0x4c0 [ 96.121921] ? refcount_inc_checked+0x30/0x30 [ 96.121930] ? sctp_get_port_local+0x14d0/0x14d0 [ 96.121935] ? finish_wait+0x290/0x290 [ 96.121942] ? sctp_primitive_SEND+0x7c/0xc0 [ 96.121949] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 96.121957] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 96.121966] ? sctp_clear_owner_w+0x100/0x100 [ 96.121972] ? lock_downgrade+0x860/0x860 [ 96.121983] ? kasan_check_read+0x11/0x20 [ 96.121994] sctp_sendmsg+0xd4f/0x17e0 [ 96.122000] ? rw_copy_check_uvector+0x66/0x340 [ 96.122009] ? sctp_id2assoc+0x250/0x250 [ 96.219036] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 96.224404] ? dup_iter+0x250/0x250 [ 96.228019] ? copy_msghdr_from_user+0x20b/0x3e0 [ 96.232768] inet_sendmsg+0x10d/0x450 [ 96.236567] ? security_socket_sendmsg+0x50/0x90 [ 96.241306] ? ipip_gro_receive+0xf0/0xf0 [ 96.245438] sock_sendmsg+0xb7/0xf0 [ 96.249050] ___sys_sendmsg+0x649/0x950 [ 96.253014] ? find_held_lock+0x36/0x1d0 [ 96.257071] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 96.261821] ? __fget+0x278/0x400 [ 96.265265] ? kasan_check_read+0x11/0x20 [ 96.269410] ? __fget+0x295/0x400 [ 96.272851] ? __f_unlock_pos+0xd/0x10 [ 96.276729] ? __fget_light+0x174/0x1e0 [ 96.280696] ? __fdget+0xe/0x10 [ 96.283968] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 96.288815] __sys_sendmsg+0xd9/0x180 [ 96.292608] ? __ia32_sys_shutdown+0x70/0x70 [ 96.297009] ? __sb_end_write+0xa4/0xd0 [ 96.300983] ? kasan_check_write+0x14/0x20 [ 96.305214] ? fput+0x18/0x120 [ 96.309010] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.314380] __x64_sys_sendmsg+0x73/0xb0 [ 96.318442] do_syscall_64+0xd6/0x4e0 [ 96.322255] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.327463] RIP: 0033:0x458da9 [ 96.330685] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.349579] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.357306] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 96.364567] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 96.371839] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 96.379118] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 96.386378] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 96.394920] CPU: 1 PID: 7682 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 96.402740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.412188] Call Trace: [ 96.414783] dump_stack+0x123/0x177 [ 96.418417] should_fail.cold.4+0x5/0x13 [ 96.424062] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.429199] ? kernel_text_address+0x79/0xf0 [ 96.433615] ? __kernel_text_address+0xd/0x40 [ 96.438255] __should_failslab+0xba/0xf0 [ 96.442328] should_failslab+0x9/0x14 [ 96.446137] kmem_cache_alloc_node_trace+0x5a/0x740 [ 96.451285] __kmalloc_node_track_caller+0x3c/0x70 [ 96.456228] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 96.460994] __alloc_skb+0xd7/0x580 [ 96.464638] ? skb_scrub_packet+0x3c0/0x3c0 [ 96.468989] ? find_held_lock+0x36/0x1d0 [ 96.473149] sctp_packet_transmit+0x26b/0x3490 [ 96.477855] ? sctp_packet_config+0x7aa/0xea0 [ 96.482356] ? kasan_check_read+0x11/0x20 [ 96.486490] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 96.491764] ? sctp_packet_config+0xea0/0xea0 [ 96.496261] ? sctp_packet_append_chunk+0x890/0xef0 [ 96.501261] ? sctp_outq_select_transport+0x1fa/0x730 [ 96.506446] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 96.512066] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 96.517590] ? sctp_verify_init+0x1650/0x1660 [ 96.522067] ? sctp_copy_one_addr+0xca/0xf0 [ 96.526371] sctp_outq_flush+0xd0/0x22f0 [ 96.530418] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 96.536372] ? __sctp_outq_teardown+0xc30/0xc30 [ 96.541144] ? sctp_outq_tail+0x58c/0x970 [ 96.545308] sctp_outq_uncork+0x49/0x60 [ 96.549277] sctp_do_sm+0x3711/0x53b0 [ 96.553082] ? __lock_acquire+0x792/0x4980 [ 96.557332] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 96.563381] ? mark_held_locks+0x130/0x130 [ 96.567615] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 96.573051] ? check_noncircular+0x20/0x20 [ 96.577267] ? save_stack+0xa9/0xd0 [ 96.580875] ? save_stack+0x43/0xd0 [ 96.584483] ? kasan_kmalloc+0xc7/0xe0 [ 96.588351] ? kasan_slab_alloc+0x12/0x20 [ 96.592752] ? find_held_lock+0x36/0x1d0 [ 96.596801] ? mark_held_locks+0xc7/0x130 [ 96.600942] ? ktime_get+0x1a6/0x240 [ 96.604647] ? kvm_clock_read+0x18/0x30 [ 96.608603] ? kvm_clock_get_cycles+0x9/0x10 [ 96.612997] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 96.617216] ? mark_held_locks+0x130/0x130 [ 96.621452] sctp_inq_push+0x1aa/0x240 [ 96.625322] sctp_backlog_rcv+0x1ac/0x1280 [ 96.629558] ? _raw_spin_unlock_bh+0x30/0x40 [ 96.633962] ? lockdep_hardirqs_on+0x421/0x5c0 [ 96.638536] ? sctp_hash_key+0x5b0/0x5b0 [ 96.642581] ? __release_sock+0xd0/0x360 [ 96.646637] ? __release_sock+0xd0/0x360 [ 96.650683] ? __local_bh_enable_ip+0x160/0x260 [ 96.655336] __release_sock+0x10c/0x360 [ 96.659295] release_sock+0x4f/0x180 [ 96.663000] sctp_wait_for_connect+0x22c/0x4c0 [ 96.667569] ? refcount_inc_checked+0x30/0x30 [ 96.672060] ? sctp_get_port_local+0x14d0/0x14d0 [ 96.676815] ? finish_wait+0x290/0x290 [ 96.680694] ? sctp_primitive_SEND+0x7c/0xc0 [ 96.685092] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 96.689884] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 96.694634] ? sctp_clear_owner_w+0x100/0x100 [ 96.699131] ? lock_downgrade+0x860/0x860 [ 96.703265] ? kasan_check_read+0x11/0x20 [ 96.707401] sctp_sendmsg+0xd4f/0x17e0 [ 96.711272] ? rw_copy_check_uvector+0x66/0x340 [ 96.715936] ? sctp_id2assoc+0x250/0x250 [ 96.719982] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 96.725514] ? dup_iter+0x250/0x250 [ 96.729128] ? copy_msghdr_from_user+0x20b/0x3e0 [ 96.733871] inet_sendmsg+0x10d/0x450 [ 96.737660] ? security_socket_sendmsg+0x50/0x90 [ 96.742404] ? ipip_gro_receive+0xf0/0xf0 [ 96.746543] sock_sendmsg+0xb7/0xf0 [ 96.750155] ___sys_sendmsg+0x649/0x950 [ 96.754115] ? find_held_lock+0x36/0x1d0 [ 96.758165] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 96.762922] ? __fget+0x278/0x400 [ 96.766371] ? kasan_check_read+0x11/0x20 [ 96.770504] ? __fget+0x295/0x400 [ 96.773958] ? __f_unlock_pos+0xd/0x10 [ 96.777835] ? __fget_light+0x174/0x1e0 [ 96.781795] ? __fdget+0xe/0x10 [ 96.785056] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 96.790007] __sys_sendmsg+0xd9/0x180 [ 96.793815] ? __ia32_sys_shutdown+0x70/0x70 [ 96.798219] ? __sb_end_write+0xa4/0xd0 [ 96.802194] ? kasan_check_write+0x14/0x20 [ 96.806434] ? fput+0x18/0x120 [ 96.809633] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.814999] __x64_sys_sendmsg+0x73/0xb0 [ 96.819056] do_syscall_64+0xd6/0x4e0 [ 96.822862] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.828049] RIP: 0033:0x458da9 [ 96.831240] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.850923] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.858651] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 96.865920] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 96.873378] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 96.880655] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 96.887911] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 96.895211] CPU: 0 PID: 7658 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 96.903012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.912371] Call Trace: [ 96.914960] dump_stack+0x123/0x177 [ 96.918598] should_fail.cold.4+0x5/0x13 [ 96.922755] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.927859] ? debug_object_activate+0x32d/0x4e0 [ 96.932632] ? lock_downgrade+0x860/0x860 [ 96.936792] __should_failslab+0xba/0xf0 [ 96.940862] should_failslab+0x9/0x14 [ 96.944672] kmem_cache_alloc_node+0x56/0x730 [ 96.949206] ? mark_held_locks+0xc7/0x130 [ 96.953367] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 96.958572] __alloc_skb+0xa7/0x580 [ 96.962202] ? skb_scrub_packet+0x3c0/0x3c0 [ 96.966534] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 96.971667] ? add_timer+0x39c/0x930 [ 96.975517] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 96.980886] _sctp_make_chunk+0x3f/0x260 [ 96.984958] sctp_make_cookie_echo+0x85/0x160 [ 96.989465] sctp_do_sm+0x2a6d/0x53b0 [ 96.993273] ? __lock_acquire+0x792/0x4980 [ 96.997533] ? sctp_sendmsg+0xd4f/0x17e0 [ 97.001602] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 97.007667] ? mark_held_locks+0x130/0x130 [ 97.011903] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 97.017010] ? quarantine_put+0x11b/0x1c0 [ 97.021185] ? find_held_lock+0x36/0x1d0 [ 97.025261] ? kvm_clock_read+0x18/0x30 [ 97.029233] ? kvm_clock_get_cycles+0x9/0x10 [ 97.033646] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 97.037882] ? mark_held_locks+0x130/0x130 [ 97.042126] sctp_inq_push+0x1aa/0x240 [ 97.046015] sctp_backlog_rcv+0x1ac/0x1280 [ 97.046848] FAULT_INJECTION: forcing a failure. [ 97.046848] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.050256] ? _raw_spin_unlock_bh+0x30/0x40 [ 97.066445] ? lockdep_hardirqs_on+0x421/0x5c0 [ 97.071029] ? sctp_hash_key+0x5b0/0x5b0 [ 97.075086] ? __release_sock+0xd0/0x360 [ 97.079142] ? __release_sock+0xd0/0x360 [ 97.083189] ? __local_bh_enable_ip+0x160/0x260 [ 97.087843] __release_sock+0x10c/0x360 [ 97.091802] release_sock+0x4f/0x180 [ 97.095509] sctp_wait_for_connect+0x22c/0x4c0 [ 97.100074] ? refcount_inc_checked+0x30/0x30 [ 97.104561] ? sctp_get_port_local+0x14d0/0x14d0 [ 97.109303] ? finish_wait+0x290/0x290 [ 97.113173] ? sctp_primitive_SEND+0x7c/0xc0 [ 97.117567] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 97.122217] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 97.126955] ? sctp_clear_owner_w+0x100/0x100 [ 97.131430] ? lock_downgrade+0x860/0x860 [ 97.136171] ? kasan_check_read+0x11/0x20 [ 97.140330] sctp_sendmsg+0xd4f/0x17e0 [ 97.144197] ? rw_copy_check_uvector+0x66/0x340 [ 97.148846] ? sctp_id2assoc+0x250/0x250 [ 97.152890] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 97.158233] ? dup_iter+0x250/0x250 [ 97.161843] ? copy_msghdr_from_user+0x20b/0x3e0 [ 97.166584] inet_sendmsg+0x10d/0x450 [ 97.170367] ? security_socket_sendmsg+0x50/0x90 [ 97.175103] ? ipip_gro_receive+0xf0/0xf0 [ 97.179230] sock_sendmsg+0xb7/0xf0 [ 97.182839] ___sys_sendmsg+0x649/0x950 [ 97.186801] ? find_held_lock+0x36/0x1d0 [ 97.190842] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 97.195589] ? __fget+0x278/0x400 [ 97.199036] ? kasan_check_read+0x11/0x20 [ 97.203189] ? __fget+0x295/0x400 [ 97.206637] ? __f_unlock_pos+0xd/0x10 [ 97.210537] ? __fget_light+0x174/0x1e0 [ 97.214499] ? __fdget+0xe/0x10 [ 97.217775] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 97.222600] __sys_sendmsg+0xd9/0x180 [ 97.226382] ? __ia32_sys_shutdown+0x70/0x70 [ 97.230773] ? __sb_end_write+0xa4/0xd0 [ 97.234731] ? kasan_check_write+0x14/0x20 [ 97.238961] ? fput+0x18/0x120 [ 97.242140] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.247494] __x64_sys_sendmsg+0x73/0xb0 [ 97.251538] do_syscall_64+0xd6/0x4e0 [ 97.255324] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.260506] RIP: 0033:0x458da9 [ 97.263699] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.282584] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.290271] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 97.297661] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 97.304940] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 97.312202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 97.319453] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 97.326722] CPU: 1 PID: 7694 Comm: syz-executor.0 Not tainted 4.19.113-syzkaller #0 [ 97.334525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.336689] FAULT_INJECTION: forcing a failure. [ 97.336689] name failslab, interval 1, probability 0, space 0, times 0 [ 97.343879] Call Trace: [ 97.357635] dump_stack+0x123/0x177 [ 97.361253] should_fail.cold.4+0x5/0x13 [ 97.365306] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.370391] ? save_stack+0xa9/0xd0 [ 97.374000] __alloc_pages_nodemask+0x1d5/0x710 [ 97.378673] ? sctp_inq_push+0x1aa/0x240 [ 97.382732] ? sctp_backlog_rcv+0x1ac/0x1280 [ 97.387154] ? __release_sock+0x10c/0x360 [ 97.391302] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 97.396319] ? sock_sendmsg+0xb7/0xf0 [ 97.400128] ? do_syscall_64+0xd6/0x4e0 [ 97.404100] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.409462] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.414578] cache_grow_begin+0x91/0x8d0 [ 97.418636] ? kmem_cache_alloc_trace+0xa0/0x750 [ 97.423388] kmem_cache_alloc_trace+0x67e/0x750 [ 97.428046] flex_array_alloc+0x19e/0x270 [ 97.432182] fa_alloc+0x14/0x50 [ 97.435454] sctp_stream_alloc_in+0x23/0x230 [ 97.439860] sctp_stream_init+0x1ba/0x330 [ 97.444093] ? sctp_tsnmap_init+0x161/0x220 [ 97.448411] sctp_process_init+0x1c24/0x2d50 [ 97.452826] ? sctp_verify_init+0x1660/0x1660 [ 97.457321] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 97.461898] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 97.466561] ? save_stack+0x43/0xd0 [ 97.470172] ? __kasan_slab_free+0x102/0x150 [ 97.474581] ? kasan_slab_free+0xe/0x10 [ 97.478540] sctp_do_sm+0xa0f/0x53b0 [ 97.482239] ? __lock_acquire+0x792/0x4980 [ 97.486453] ? sctp_sendmsg+0xd4f/0x17e0 [ 97.490495] ? inet_sendmsg+0x10d/0x450 [ 97.494453] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 97.500582] ? mark_held_locks+0x130/0x130 [ 97.504814] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 97.510055] ? quarantine_put+0x11b/0x1c0 [ 97.514199] ? find_held_lock+0x36/0x1d0 [ 97.518256] ? kvm_clock_read+0x18/0x30 [ 97.522353] ? kvm_clock_get_cycles+0x9/0x10 [ 97.526766] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 97.530997] ? mark_held_locks+0x130/0x130 [ 97.535226] sctp_inq_push+0x1aa/0x240 [ 97.539110] sctp_backlog_rcv+0x1ac/0x1280 [ 97.543331] ? _raw_spin_unlock_bh+0x30/0x40 [ 97.547755] ? lockdep_hardirqs_on+0x421/0x5c0 [ 97.552342] ? sctp_hash_key+0x5b0/0x5b0 [ 97.556406] ? __release_sock+0xd0/0x360 [ 97.560450] ? __release_sock+0xd0/0x360 [ 97.564497] ? __local_bh_enable_ip+0x160/0x260 [ 97.569152] __release_sock+0x10c/0x360 [ 97.573223] release_sock+0x4f/0x180 [ 97.576930] sctp_wait_for_connect+0x22c/0x4c0 [ 97.581516] ? refcount_inc_checked+0x30/0x30 [ 97.586127] ? sctp_get_port_local+0x14d0/0x14d0 [ 97.590872] ? finish_wait+0x290/0x290 [ 97.594754] ? sctp_primitive_SEND+0x7c/0xc0 [ 97.599161] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 97.603829] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 97.608594] ? sctp_clear_owner_w+0x100/0x100 [ 97.613091] ? lock_downgrade+0x860/0x860 [ 97.617252] ? kasan_check_read+0x11/0x20 [ 97.621583] sctp_sendmsg+0xd4f/0x17e0 [ 97.625460] ? rw_copy_check_uvector+0x66/0x340 [ 97.630122] ? sctp_id2assoc+0x250/0x250 [ 97.634183] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 97.639554] ? dup_iter+0x250/0x250 [ 97.643227] ? copy_msghdr_from_user+0x20b/0x3e0 [ 97.647982] inet_sendmsg+0x10d/0x450 [ 97.651806] ? security_socket_sendmsg+0x50/0x90 [ 97.656554] ? ipip_gro_receive+0xf0/0xf0 [ 97.660701] sock_sendmsg+0xb7/0xf0 [ 97.664348] ___sys_sendmsg+0x649/0x950 [ 97.668413] ? find_held_lock+0x36/0x1d0 [ 97.672475] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 97.677236] ? __fget+0x278/0x400 [ 97.680730] ? kasan_check_read+0x11/0x20 [ 97.684880] ? __fget+0x295/0x400 [ 97.688334] ? __f_unlock_pos+0xd/0x10 [ 97.692211] ? __fget_light+0x174/0x1e0 [ 97.696259] ? __fdget+0xe/0x10 [ 97.699655] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 97.704492] __sys_sendmsg+0xd9/0x180 [ 97.708417] ? __ia32_sys_shutdown+0x70/0x70 [ 97.712825] ? __sb_end_write+0xa4/0xd0 [ 97.716797] ? kasan_check_write+0x14/0x20 [ 97.721018] ? fput+0x18/0x120 [ 97.724236] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.729599] __x64_sys_sendmsg+0x73/0xb0 [ 97.733657] do_syscall_64+0xd6/0x4e0 [ 97.737461] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.742649] RIP: 0033:0x458da9 [ 97.745832] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.764861] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.772581] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 97.779851] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 97.787153] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 97.794427] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 97.806843] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 97.814251] CPU: 0 PID: 7697 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 97.822169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.831547] Call Trace: [ 97.834135] dump_stack+0x123/0x177 [ 97.837769] should_fail.cold.4+0x5/0x13 [ 97.841835] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.847087] ? debug_object_activate+0x32d/0x4e0 [ 97.852023] ? lock_downgrade+0x860/0x860 [ 97.856194] __should_failslab+0xba/0xf0 [ 97.860396] should_failslab+0x9/0x14 [ 97.864209] kmem_cache_alloc_node+0x56/0x730 [ 97.868706] ? mark_held_locks+0xc7/0x130 [ 97.872866] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 97.878084] __alloc_skb+0xa7/0x580 [ 97.881717] ? skb_scrub_packet+0x3c0/0x3c0 [ 97.886047] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 97.891155] ? add_timer+0x39c/0x930 [ 97.894969] ? refcount_inc_not_zero_checked+0xc4/0x160 [ 97.900368] _sctp_make_chunk+0x3f/0x260 [ 97.904437] sctp_make_cookie_echo+0x85/0x160 [ 97.908937] sctp_do_sm+0x2a6d/0x53b0 [ 97.912742] ? __lock_acquire+0x792/0x4980 [ 97.916979] ? sctp_sendmsg+0xd4f/0x17e0 [ 97.921218] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 97.927284] ? mark_held_locks+0x130/0x130 [ 97.931527] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 97.936632] ? quarantine_put+0x11b/0x1c0 [ 97.940790] ? find_held_lock+0x36/0x1d0 [ 97.944865] ? kvm_clock_read+0x18/0x30 [ 97.948841] ? kvm_clock_get_cycles+0x9/0x10 [ 97.953252] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 97.957487] ? mark_held_locks+0x130/0x130 [ 97.961736] sctp_inq_push+0x1aa/0x240 [ 97.965629] sctp_backlog_rcv+0x1ac/0x1280 [ 97.969878] ? _raw_spin_unlock_bh+0x30/0x40 [ 97.974289] ? lockdep_hardirqs_on+0x421/0x5c0 [ 97.978886] ? sctp_hash_key+0x5b0/0x5b0 [ 97.983053] ? __release_sock+0xd0/0x360 [ 97.987126] ? __release_sock+0xd0/0x360 [ 97.991189] ? __local_bh_enable_ip+0x160/0x260 [ 97.995860] __release_sock+0x10c/0x360 [ 97.999845] release_sock+0x4f/0x180 [ 98.003563] sctp_wait_for_connect+0x22c/0x4c0 [ 98.008145] ? refcount_inc_checked+0x30/0x30 [ 98.012644] ? sctp_get_port_local+0x14d0/0x14d0 [ 98.017403] ? finish_wait+0x290/0x290 [ 98.021291] ? sctp_primitive_SEND+0x7c/0xc0 [ 98.025702] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 98.030372] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 98.035131] ? sctp_clear_owner_w+0x100/0x100 [ 98.039636] ? lock_downgrade+0x860/0x860 [ 98.043787] ? kasan_check_read+0x11/0x20 [ 98.047965] sctp_sendmsg+0xd4f/0x17e0 [ 98.051855] ? rw_copy_check_uvector+0x66/0x340 [ 98.056533] ? sctp_id2assoc+0x250/0x250 [ 98.060608] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 98.065977] ? dup_iter+0x250/0x250 [ 98.069657] ? copy_msghdr_from_user+0x20b/0x3e0 [ 98.074541] inet_sendmsg+0x10d/0x450 [ 98.078434] ? security_socket_sendmsg+0x50/0x90 [ 98.083195] ? ipip_gro_receive+0xf0/0xf0 [ 98.085627] FAULT_INJECTION: forcing a failure. [ 98.085627] name failslab, interval 1, probability 0, space 0, times 0 [ 98.087339] sock_sendmsg+0xb7/0xf0 [ 98.087346] ___sys_sendmsg+0x649/0x950 [ 98.087355] ? find_held_lock+0x36/0x1d0 [ 98.087363] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 98.087372] ? __fget+0x278/0x400 [ 98.087384] ? kasan_check_read+0x11/0x20 [ 98.087392] ? __fget+0x295/0x400 [ 98.087402] ? __f_unlock_pos+0xd/0x10 [ 98.087410] ? __fget_light+0x174/0x1e0 [ 98.087416] ? __fdget+0xe/0x10 [ 98.087423] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 98.087429] __sys_sendmsg+0xd9/0x180 [ 98.087434] ? __ia32_sys_shutdown+0x70/0x70 [ 98.087441] ? __sb_end_write+0xa4/0xd0 [ 98.087448] ? kasan_check_write+0x14/0x20 [ 98.087458] ? fput+0x18/0x120 [ 98.087470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.167160] __x64_sys_sendmsg+0x73/0xb0 [ 98.171222] do_syscall_64+0xd6/0x4e0 [ 98.175023] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.180212] RIP: 0033:0x458da9 [ 98.183428] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.202419] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.210153] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 98.217423] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 98.224697] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 98.231989] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 98.239264] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 98.246548] CPU: 1 PID: 7709 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 98.254388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.257891] FAULT_INJECTION: forcing a failure. [ 98.257891] name failslab, interval 1, probability 0, space 0, times 0 [ 98.263743] Call Trace: [ 98.277886] dump_stack+0x123/0x177 [ 98.281508] should_fail.cold.4+0x5/0x13 [ 98.285554] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.291057] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.296180] __should_failslab+0xba/0xf0 [ 98.300259] should_failslab+0x9/0x14 [ 98.304071] kmem_cache_alloc_trace+0x4b/0x750 [ 98.308662] ? __lock_is_held+0xb5/0x140 [ 98.312849] flex_array_alloc+0x19e/0x270 [ 98.316986] fa_alloc+0x14/0x50 [ 98.320253] sctp_stream_alloc_in+0x23/0x230 [ 98.324646] sctp_stream_init+0x1ba/0x330 [ 98.328775] ? sctp_tsnmap_init+0x161/0x220 [ 98.333090] sctp_process_init+0x1c24/0x2d50 [ 98.337488] ? sctp_verify_init+0x1660/0x1660 [ 98.341965] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 98.346530] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 98.351181] ? save_stack+0x43/0xd0 [ 98.354788] ? __kasan_slab_free+0x102/0x150 [ 98.359186] ? kasan_slab_free+0xe/0x10 [ 98.363151] sctp_do_sm+0xa0f/0x53b0 [ 98.366859] ? __lock_acquire+0x792/0x4980 [ 98.371178] ? sctp_sendmsg+0xd4f/0x17e0 [ 98.375225] ? inet_sendmsg+0x10d/0x450 [ 98.379185] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 98.385578] ? mark_held_locks+0x130/0x130 [ 98.389798] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 98.394886] ? quarantine_put+0x11b/0x1c0 [ 98.399037] ? find_held_lock+0x36/0x1d0 [ 98.403106] ? kvm_clock_read+0x18/0x30 [ 98.407066] ? kvm_clock_get_cycles+0x9/0x10 [ 98.411475] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 98.415695] ? mark_held_locks+0x130/0x130 [ 98.419933] sctp_inq_push+0x1aa/0x240 [ 98.423900] sctp_backlog_rcv+0x1ac/0x1280 [ 98.428119] ? _raw_spin_unlock_bh+0x30/0x40 [ 98.432523] ? lockdep_hardirqs_on+0x421/0x5c0 [ 98.437089] ? sctp_hash_key+0x5b0/0x5b0 [ 98.441134] ? __release_sock+0xd0/0x360 [ 98.445315] ? __release_sock+0xd0/0x360 [ 98.449366] ? __local_bh_enable_ip+0x160/0x260 [ 98.454039] __release_sock+0x10c/0x360 [ 98.458092] release_sock+0x4f/0x180 [ 98.461821] sctp_wait_for_connect+0x22c/0x4c0 [ 98.466395] ? refcount_inc_checked+0x30/0x30 [ 98.470888] ? sctp_get_port_local+0x14d0/0x14d0 [ 98.475667] ? finish_wait+0x290/0x290 [ 98.479548] ? sctp_primitive_SEND+0x7c/0xc0 [ 98.483965] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 98.488619] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 98.493370] ? sctp_clear_owner_w+0x100/0x100 [ 98.497848] ? lock_downgrade+0x860/0x860 [ 98.501985] ? kasan_check_read+0x11/0x20 [ 98.506123] sctp_sendmsg+0xd4f/0x17e0 [ 98.509997] ? rw_copy_check_uvector+0x66/0x340 [ 98.514652] ? sctp_id2assoc+0x250/0x250 [ 98.518708] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 98.524054] ? dup_iter+0x250/0x250 [ 98.527673] ? copy_msghdr_from_user+0x20b/0x3e0 [ 98.532421] inet_sendmsg+0x10d/0x450 [ 98.536217] ? security_socket_sendmsg+0x50/0x90 [ 98.540953] ? ipip_gro_receive+0xf0/0xf0 [ 98.545089] sock_sendmsg+0xb7/0xf0 [ 98.548695] ___sys_sendmsg+0x649/0x950 [ 98.552657] ? find_held_lock+0x36/0x1d0 [ 98.556710] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 98.561463] ? __fget+0x278/0x400 [ 98.564934] ? kasan_check_read+0x11/0x20 [ 98.569101] ? __fget+0x295/0x400 [ 98.572567] ? __f_unlock_pos+0xd/0x10 [ 98.576460] ? __fget_light+0x174/0x1e0 [ 98.580439] ? __fdget+0xe/0x10 [ 98.583728] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 98.588588] __sys_sendmsg+0xd9/0x180 [ 98.592390] ? __ia32_sys_shutdown+0x70/0x70 [ 98.596803] ? __sb_end_write+0xa4/0xd0 [ 98.600767] ? kasan_check_write+0x14/0x20 [ 98.604985] ? fput+0x18/0x120 [ 98.608167] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.613536] __x64_sys_sendmsg+0x73/0xb0 [ 98.617593] do_syscall_64+0xd6/0x4e0 [ 98.621554] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.626724] RIP: 0033:0x458da9 [ 98.629898] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/04/01 10:39:07 executed programs: 141 [ 98.648783] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.656490] RAX: ffffffffffffffda RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 98.663743] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 98.671005] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 98.678311] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 98.685582] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 98.692864] CPU: 0 PID: 7711 Comm: syz-executor.5 Not tainted 4.19.113-syzkaller #0 [ 98.700668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.710022] Call Trace: [ 98.712612] dump_stack+0x123/0x177 [ 98.716241] should_fail.cold.4+0x5/0x13 [ 98.720308] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.725420] ? is_bpf_text_address+0x7d/0xe0 [ 98.729837] __should_failslab+0xba/0xf0 [ 98.733906] should_failslab+0x9/0x14 [ 98.737721] kmem_cache_alloc_node+0x56/0x730 [ 98.742227] ? sctp_packet_config+0x7aa/0xea0 [ 98.746730] __alloc_skb+0xa7/0x580 [ 98.750364] ? skb_scrub_packet+0x3c0/0x3c0 [ 98.754687] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 98.759969] ? sctp_packet_config+0x7c7/0xea0 [ 98.764730] ? kasan_slab_alloc+0x12/0x20 [ 98.769577] ? kmem_cache_alloc+0x12e/0x730 [ 98.773913] sctp_packet_transmit+0x26b/0x3490 [ 98.779069] ? sctp_packet_append_chunk+0x890/0xef0 [ 98.784096] ? sock_sendmsg+0xb7/0xf0 [ 98.787911] ? ___sys_sendmsg+0x649/0x950 [ 98.792064] ? __sys_sendmsg+0xd9/0x180 [ 98.796052] ? sctp_outq_flush_ctrl.constprop.12+0x212/0xcb0 [ 98.801861] ? sctp_packet_config+0xea0/0xea0 [ 98.806373] ? sctp_packet_append_chunk+0x890/0xef0 [ 98.811536] ? sctp_packet_transmit_chunk+0x22/0x124 [ 98.816658] sctp_outq_flush+0x252/0x22f0 [ 98.820818] ? rcu_read_lock_sched_held+0x108/0x120 [ 98.825844] ? kmem_cache_alloc+0x33a/0x730 [ 98.830177] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 98.835292] ? __sctp_outq_teardown+0xc30/0xc30 [ 98.839994] ? sctp_outq_tail+0x58c/0x970 [ 98.844147] sctp_outq_uncork+0x49/0x60 [ 98.848126] sctp_do_sm+0x107d/0x53b0 [ 98.851940] ? __lock_acquire+0x792/0x4980 [ 98.856177] ? sctp_sendmsg+0xd4f/0x17e0 [ 98.860249] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 98.866320] ? mark_held_locks+0x130/0x130 [ 98.870597] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 98.875741] ? quarantine_put+0x11b/0x1c0 [ 98.878354] kasan: CONFIG_KASAN_INLINE enabled [ 98.879905] ? find_held_lock+0x36/0x1d0 [ 98.879925] ? kvm_clock_read+0x18/0x30 [ 98.879930] ? kvm_clock_get_cycles+0x9/0x10 [ 98.879940] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 98.879947] ? mark_held_locks+0x130/0x130 [ 98.879960] sctp_inq_push+0x1aa/0x240 [ 98.879968] sctp_backlog_rcv+0x1ac/0x1280 [ 98.879974] ? _raw_spin_unlock_bh+0x30/0x40 [ 98.879979] ? lockdep_hardirqs_on+0x421/0x5c0 [ 98.879985] ? sctp_hash_key+0x5b0/0x5b0 [ 98.879990] ? __release_sock+0xd0/0x360 [ 98.879995] ? __release_sock+0xd0/0x360 [ 98.880001] ? __local_bh_enable_ip+0x160/0x260 [ 98.880009] __release_sock+0x10c/0x360 [ 98.880020] release_sock+0x4f/0x180 [ 98.880026] sctp_wait_for_connect+0x22c/0x4c0 [ 98.880032] ? refcount_inc_checked+0x30/0x30 [ 98.880041] ? sctp_get_port_local+0x14d0/0x14d0 [ 98.880047] ? finish_wait+0x290/0x290 [ 98.880056] ? sctp_primitive_SEND+0x7c/0xc0 [ 98.884723] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 98.888769] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 98.888777] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 98.888785] ? sctp_clear_owner_w+0x100/0x100 [ 98.888791] ? lock_downgrade+0x860/0x860 [ 98.888800] ? kasan_check_read+0x11/0x20 [ 98.888812] sctp_sendmsg+0xd4f/0x17e0 [ 98.888819] ? rw_copy_check_uvector+0x66/0x340 [ 98.888828] ? sctp_id2assoc+0x250/0x250 [ 98.888836] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 98.888842] ? dup_iter+0x250/0x250 [ 98.888854] ? copy_msghdr_from_user+0x20b/0x3e0 [ 98.929134] FAULT_INJECTION: forcing a failure. [ 98.929134] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.930962] inet_sendmsg+0x10d/0x450 [ 99.040661] ? security_socket_sendmsg+0x50/0x90 [ 99.045408] ? ipip_gro_receive+0xf0/0xf0 [ 99.049539] sock_sendmsg+0xb7/0xf0 [ 99.053146] ___sys_sendmsg+0x649/0x950 [ 99.058065] ? find_held_lock+0x36/0x1d0 [ 99.062106] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 99.066853] ? __fget+0x278/0x400 [ 99.070292] ? kasan_check_read+0x11/0x20 [ 99.074432] ? __fget+0x295/0x400 [ 99.077871] ? __f_unlock_pos+0xd/0x10 [ 99.081737] ? __fget_light+0x174/0x1e0 [ 99.085706] ? __fdget+0xe/0x10 [ 99.088972] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 99.093796] __sys_sendmsg+0xd9/0x180 [ 99.097577] ? __ia32_sys_shutdown+0x70/0x70 [ 99.101967] ? __sb_end_write+0xa4/0xd0 [ 99.105922] ? kasan_check_write+0x14/0x20 [ 99.110135] ? fput+0x18/0x120 [ 99.113322] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.118678] __x64_sys_sendmsg+0x73/0xb0 [ 99.122730] do_syscall_64+0xd6/0x4e0 [ 99.126511] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.131680] RIP: 0033:0x458da9 [ 99.134856] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.153758] RSP: 002b:00007f951427dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.161445] RAX: ffffffffffffffda RBX: 00007f951427dc90 RCX: 0000000000458da9 [ 99.168695] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 99.175949] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 99.183199] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f951427e6d4 [ 99.190496] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 99.197803] CPU: 1 PID: 7720 Comm: syz-executor.1 Not tainted 4.19.113-syzkaller #0 [ 99.205607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.207042] FAULT_INJECTION: forcing a failure. [ 99.207042] name failslab, interval 1, probability 0, space 0, times 0 [ 99.214979] Call Trace: [ 99.214997] dump_stack+0x123/0x177 [ 99.215007] should_fail.cold.4+0x5/0x13 [ 99.215014] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.215021] ? save_stack+0xa9/0xd0 [ 99.215030] __alloc_pages_nodemask+0x1d5/0x710 [ 99.215036] ? sctp_inq_push+0x1aa/0x240 [ 99.215041] ? sctp_backlog_rcv+0x1ac/0x1280 [ 99.215047] ? __release_sock+0x10c/0x360 [ 99.215052] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 99.215057] ? sock_sendmsg+0xb7/0xf0 [ 99.215067] ? do_syscall_64+0xd6/0x4e0 [ 99.215074] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.215079] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.215088] cache_grow_begin+0x91/0x8d0 [ 99.215094] ? kmem_cache_alloc_trace+0xa0/0x750 [ 99.215104] kmem_cache_alloc_trace+0x67e/0x750 [ 99.215118] flex_array_alloc+0x19e/0x270 [ 99.215126] fa_alloc+0x14/0x50 [ 99.215133] sctp_stream_alloc_in+0x23/0x230 [ 99.215142] sctp_stream_init+0x1ba/0x330 [ 99.215148] ? sctp_tsnmap_init+0x161/0x220 [ 99.215155] sctp_process_init+0x1c24/0x2d50 [ 99.215171] ? sctp_verify_init+0x1660/0x1660 [ 99.215179] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 99.215186] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 99.215192] ? save_stack+0x43/0xd0 [ 99.215195] ? __kasan_slab_free+0x102/0x150 [ 99.215198] ? kasan_slab_free+0xe/0x10 [ 99.215206] sctp_do_sm+0xa0f/0x53b0 [ 99.228884] FAULT_INJECTION: forcing a failure. [ 99.228884] name failslab, interval 1, probability 0, space 0, times 0 [ 99.228959] ? __lock_acquire+0x792/0x4980 [ 99.369076] ? sctp_sendmsg+0xd4f/0x17e0 [ 99.373121] ? inet_sendmsg+0x10d/0x450 [ 99.377085] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 99.383130] ? mark_held_locks+0x130/0x130 [ 99.387362] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 99.392449] ? quarantine_put+0x11b/0x1c0 [ 99.396587] ? find_held_lock+0x36/0x1d0 [ 99.400799] ? kvm_clock_read+0x18/0x30 [ 99.404751] ? kvm_clock_get_cycles+0x9/0x10 [ 99.409145] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 99.413381] ? mark_held_locks+0x130/0x130 [ 99.417616] sctp_inq_push+0x1aa/0x240 [ 99.421594] sctp_backlog_rcv+0x1ac/0x1280 [ 99.425812] ? _raw_spin_unlock_bh+0x30/0x40 [ 99.430202] ? lockdep_hardirqs_on+0x421/0x5c0 [ 99.434768] ? sctp_hash_key+0x5b0/0x5b0 [ 99.438809] ? __release_sock+0xd0/0x360 [ 99.442853] ? __release_sock+0xd0/0x360 [ 99.446917] ? __local_bh_enable_ip+0x160/0x260 [ 99.451577] __release_sock+0x10c/0x360 [ 99.455540] release_sock+0x4f/0x180 [ 99.459251] sctp_wait_for_connect+0x22c/0x4c0 [ 99.463818] ? refcount_inc_checked+0x30/0x30 [ 99.468303] ? sctp_get_port_local+0x14d0/0x14d0 [ 99.473074] ? finish_wait+0x290/0x290 [ 99.477572] ? sctp_primitive_SEND+0x7c/0xc0 [ 99.482070] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 99.486726] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 99.491467] ? sctp_clear_owner_w+0x100/0x100 [ 99.495947] ? lock_downgrade+0x860/0x860 [ 99.500080] ? kasan_check_read+0x11/0x20 [ 99.504215] sctp_sendmsg+0xd4f/0x17e0 [ 99.508086] ? rw_copy_check_uvector+0x66/0x340 [ 99.512737] ? sctp_id2assoc+0x250/0x250 [ 99.516781] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 99.522145] ? dup_iter+0x250/0x250 [ 99.525872] ? copy_msghdr_from_user+0x20b/0x3e0 [ 99.530628] inet_sendmsg+0x10d/0x450 [ 99.534429] ? security_socket_sendmsg+0x50/0x90 [ 99.544387] ? ipip_gro_receive+0xf0/0xf0 [ 99.548532] sock_sendmsg+0xb7/0xf0 [ 99.552145] ___sys_sendmsg+0x649/0x950 [ 99.556102] ? find_held_lock+0x36/0x1d0 [ 99.560144] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 99.564889] ? __fget+0x278/0x400 [ 99.568327] ? kasan_check_read+0x11/0x20 [ 99.572479] ? __fget+0x295/0x400 [ 99.575928] ? __f_unlock_pos+0xd/0x10 [ 99.579803] ? __fget_light+0x174/0x1e0 [ 99.583782] ? __fdget+0xe/0x10 [ 99.587044] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 99.591867] __sys_sendmsg+0xd9/0x180 [ 99.595657] ? __ia32_sys_shutdown+0x70/0x70 [ 99.600047] ? __sb_end_write+0xa4/0xd0 [ 99.604000] ? kasan_check_write+0x14/0x20 [ 99.608214] ? fput+0x18/0x120 [ 99.611399] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.616752] __x64_sys_sendmsg+0x73/0xb0 [ 99.620814] do_syscall_64+0xd6/0x4e0 [ 99.624599] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.629789] RIP: 0033:0x458da9 [ 99.632966] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.651862] RSP: 002b:00007f48ced62c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.659589] RAX: ffffffffffffffda RBX: 00007f48ced62c90 RCX: 0000000000458da9 [ 99.666975] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 99.674233] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 99.681504] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48ced636d4 [ 99.688759] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 99.696024] CPU: 0 PID: 7723 Comm: syz-executor.3 Not tainted 4.19.113-syzkaller #0 [ 99.703826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.713206] Call Trace: [ 99.715795] dump_stack+0x123/0x177 [ 99.719435] should_fail.cold.4+0x5/0x13 [ 99.721083] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 99.723498] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.729726] CPU: 1 PID: 7709 Comm: syz-executor.4 Not tainted 4.19.113-syzkaller #0 [ 99.729728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.729736] RIP: 0010:flex_array_get+0x23/0x240 [ 99.729741] 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 [ 99.734926] ? kernel_text_address+0x79/0xf0 [ 99.742793] RSP: 0018:ffff8880943ff5a0 EFLAGS: 00010286 [ 99.752264] ? __kernel_text_address+0xd/0x40 [ 99.756910] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110124c2f56 [ 99.775806] __should_failslab+0xba/0xf0 [ 99.780187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.785540] should_failslab+0x9/0x14 [ 99.790029] RBP: ffff8880943ff5d0 R08: 0000000000000000 R09: ffffed1015d64732 [ 99.797290] kmem_cache_alloc_node_trace+0x5a/0x740 [ 99.801326] R10: ffffed1015d64732 R11: ffff8880aeb23993 R12: ffff8880a848e140 [ 99.801329] R13: ffff88808e6c0f84 R14: ffff8880972e6300 R15: 1ffff11015091d11 [ 99.808780] __kmalloc_node_track_caller+0x3c/0x70 [ 99.812567] FS: 00007f45cf74d700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 99.819822] __kmalloc_reserve.isra.39+0x2c/0xc0 [ 99.824811] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.832064] __alloc_skb+0xd7/0x580 [ 99.839418] CR2: 00007f2fbd31a008 CR3: 0000000092a51000 CR4: 00000000001406e0 [ 99.844348] ? skb_scrub_packet+0x3c0/0x3c0 [ 99.853150] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.857888] ? find_held_lock+0x36/0x1d0 [ 99.863756] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.863759] Call Trace: [ 99.867648] sctp_packet_transmit+0x26b/0x3490 [ 99.874894] ? sctp_sched_dequeue_common+0xfa/0x310 [ 99.879207] ? sctp_packet_config+0x7aa/0xea0 [ 99.886473] sctp_sched_dequeue_done+0x1d8/0x300 [ 99.890520] ? kasan_check_read+0x11/0x20 [ 99.897772] __sctp_outq_teardown+0x660/0xc30 [ 99.900345] ? __sctp_packet_append_chunk+0x4f9/0xef0 [ 99.904901] ? sock_def_wakeup+0xd7/0x1b0 [ 99.909902] ? sctp_packet_config+0xea0/0xea0 [ 99.914382] sctp_outq_free+0x9/0x10 [ 99.919115] ? sctp_packet_append_chunk+0x890/0xef0 [ 99.923237] sctp_association_free+0x1d5/0x711 [ 99.927709] ? sctp_outq_select_transport+0x1fa/0x730 [ 99.932874] sctp_do_sm+0x9a2/0x53b0 [ 99.937002] sctp_outq_flush_ctrl.constprop.12+0x5f7/0xcb0 [ 99.941475] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 99.945173] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 99.950177] ? mark_held_locks+0x130/0x130 [ 99.954738] ? sctp_verify_init+0x1650/0x1660 [ 99.959912] ? mark_held_locks+0x130/0x130 [ 99.963608] ? sctp_copy_one_addr+0xca/0xf0 [ 99.969206] ? check_noncircular+0x20/0x20 [ 99.975240] sctp_outq_flush+0xd0/0x22f0 [ 99.980673] ? find_held_lock+0x36/0x1d0 [ 99.984886] ? sctp_sf_do_unexpected_init.isra.37+0xaf1/0x1400 [ 99.989367] ? mark_held_locks+0xc7/0x130 [ 99.993587] ? __sctp_outq_teardown+0xc30/0xc30 [ 99.997882] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 100.002102] ? sctp_outq_tail+0x58c/0x970 [ 100.006166] ? skb_dequeue+0x11d/0x1b0 [ 100.010204] sctp_outq_uncork+0x49/0x60 [ 100.016170] ? lockdep_hardirqs_on+0x421/0x5c0 [ 100.020331] sctp_do_sm+0x3711/0x53b0 [ 100.024977] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 100.030054] ? __lock_acquire+0x792/0x4980 [ 100.034179] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 100.038052] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 100.042024] sctp_primitive_SHUTDOWN+0x7c/0xc0 [ 100.046583] ? mark_held_locks+0x130/0x130 [ 100.050360] sctp_close+0x354/0x750 [ 100.055436] ? sctp_prsctp_prune_sent.isra.9+0xb40/0xb40 [ 100.055442] ? check_noncircular+0x20/0x20 [ 100.059665] ? sctp_init_sock+0x1230/0x1230 [ 100.064753] ? save_stack+0xa9/0xd0 [ 100.070786] ? lock_acquire+0x173/0x3d0 [ 100.075378] ? save_stack+0x43/0xd0 [ 100.079593] ? __sock_release+0x7d/0x2a0 [ 100.083202] ? kasan_kmalloc+0xc7/0xe0 [ 100.088630] inet_release+0xb9/0x1b0 [ 100.092847] ? kasan_slab_alloc+0x12/0x20 [ 100.097158] __sock_release+0xc7/0x2a0 [ 100.100762] ? find_held_lock+0x36/0x1d0 [ 100.105148] sock_close+0x10/0x20 [ 100.108759] ? mark_held_locks+0xc7/0x130 [ 100.112884] __fput+0x24c/0x7f0 [ 100.116750] ? ktime_get+0x1a6/0x240 [ 100.120452] ____fput+0x9/0x10 [ 100.124579] ? kvm_clock_read+0x18/0x30 [ 100.128444] task_work_run+0x10e/0x190 [ 100.132483] ? kvm_clock_get_cycles+0x9/0x10 [ 100.135926] get_signal+0x139f/0x1a00 [ 100.140056] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 100.143317] do_signal+0x87/0x1960 [ 100.147005] ? mark_held_locks+0x130/0x130 [ 100.150184] ? task_work_add+0xbe/0xe0 [ 100.154138] sctp_inq_push+0x1aa/0x240 [ 100.158003] ? setup_sigcontext+0x7d0/0x7d0 [ 100.162397] sctp_backlog_rcv+0x1ac/0x1280 [ 100.166184] ? __sys_sendmsg+0x15e/0x180 [ 100.170405] ? _raw_spin_unlock_bh+0x30/0x40 [ 100.173929] ? __ia32_sys_shutdown+0x70/0x70 [ 100.178140] ? lockdep_hardirqs_on+0x421/0x5c0 [ 100.182017] ? __sb_end_write+0xa4/0xd0 [ 100.185886] ? sctp_hash_key+0x5b0/0x5b0 [ 100.190192] ? kasan_check_write+0x14/0x20 [ 100.194596] ? __release_sock+0xd0/0x360 [ 100.198643] ? fput+0x18/0x120 [ 100.203028] ? __release_sock+0xd0/0x360 [ 100.207414] ? exit_to_usermode_loop+0x3a/0x200 [ 100.211981] ? __local_bh_enable_ip+0x160/0x260 [ 100.215942] ? do_syscall_64+0x419/0x4e0 [ 100.220198] __release_sock+0x10c/0x360 [ 100.224425] ? lockdep_hardirqs_on+0x421/0x5c0 [ 100.228463] release_sock+0x4f/0x180 [ 100.231646] ? exit_to_usermode_loop+0x3a/0x200 [ 100.235701] sctp_wait_for_connect+0x22c/0x4c0 [ 100.240353] ? trace_hardirqs_on+0x28/0x190 [ 100.245000] ? refcount_inc_checked+0x30/0x30 [ 100.249056] exit_to_usermode_loop+0x114/0x200 [ 100.253031] ? sctp_get_port_local+0x14d0/0x14d0 [ 100.257615] do_syscall_64+0x419/0x4e0 [ 100.261312] ? finish_wait+0x290/0x290 [ 100.265989] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.270556] ? sctp_primitive_SEND+0x7c/0xc0 [ 100.274854] RIP: 0033:0x458da9 [ 100.279328] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 100.283913] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.288672] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 100.292529] RSP: 002b:00007f45cf74cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.296395] ? sctp_clear_owner_w+0x100/0x100 [ 100.301588] RAX: 000000000001fff8 RBX: 00007f45cf74cc90 RCX: 0000000000458da9 [ 100.305990] ? lock_downgrade+0x860/0x860 [ 100.309150] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 100.313800] ? kasan_check_read+0x11/0x20 [ 100.332939] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 100.337685] sctp_sendmsg+0xd4f/0x17e0 [ 100.345377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f45cf74d6d4 [ 100.349854] ? rw_copy_check_uvector+0x66/0x340 [ 100.357186] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 100.361326] ? sctp_id2assoc+0x250/0x250 [ 100.368577] Modules linked in: [ 100.372713] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 100.415639] ? dup_iter+0x250/0x250 [ 100.419281] ? copy_msghdr_from_user+0x20b/0x3e0 [ 100.424305] inet_sendmsg+0x10d/0x450 [ 100.428103] ? security_socket_sendmsg+0x50/0x90 [ 100.432894] ? ipip_gro_receive+0xf0/0xf0 [ 100.437146] sock_sendmsg+0xb7/0xf0 [ 100.440858] ___sys_sendmsg+0x649/0x950 [ 100.444850] ? find_held_lock+0x36/0x1d0 [ 100.448912] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 100.453666] ? __fget+0x278/0x400 [ 100.457126] ? kasan_check_read+0x11/0x20 [ 100.461308] ? __fget+0x295/0x400 [ 100.464763] ? __f_unlock_pos+0xd/0x10 [ 100.468650] ? __fget_light+0x174/0x1e0 [ 100.472626] ? __fdget+0xe/0x10 [ 100.475906] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 100.480746] __sys_sendmsg+0xd9/0x180 [ 100.484580] ? __ia32_sys_shutdown+0x70/0x70 [ 100.488986] ? __sb_end_write+0xa4/0xd0 [ 100.492961] ? kasan_check_write+0x14/0x20 [ 100.497364] ? fput+0x18/0x120 [ 100.500559] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.505674] ---[ end trace c4c2e891ce9dffc0 ]--- [ 100.505918] __x64_sys_sendmsg+0x73/0xb0 [ 100.514710] do_syscall_64+0xd6/0x4e0 [ 100.518510] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.522357] RIP: 0010:flex_array_get+0x23/0x240 [ 100.523688] RIP: 0033:0x458da9 [ 100.523694] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.523696] RSP: 002b:00007f8f8d05dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.523700] RAX: ffffffffffffffda RBX: 00007f8f8d05dc90 RCX: 0000000000458da9 [ 100.523703] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 100.523705] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 100.523707] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f8d05e6d4 [ 100.523709] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 100.525920] CPU: 0 PID: 7721 Comm: syz-executor.0 Tainted: G D 4.19.113-syzkaller #0 [ 100.547356] 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 [ 100.550667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.550670] Call Trace: [ 100.550680] dump_stack+0x123/0x177 [ 100.550690] should_fail.cold.4+0x5/0x13 [ 100.550698] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.563848] FAULT_INJECTION: forcing a failure. [ 100.563848] name failslab, interval 1, probability 0, space 0, times 0 [ 100.565676] ? __lock_is_held+0xb5/0x140 [ 100.565685] __should_failslab+0xba/0xf0 [ 100.565692] should_failslab+0x9/0x14 [ 100.565697] __kmalloc+0x70/0x770 [ 100.565703] ? __kmalloc_track_caller+0x5e5/0x760 [ 100.574756] RSP: 0018:ffff8880943ff5a0 EFLAGS: 00010286 [ 100.580326] ? sctp_tsnmap_init+0x161/0x220 [ 100.580332] sctp_tsnmap_init+0x161/0x220 [ 100.580340] sctp_process_init+0x1bb0/0x2d50 [ 100.580351] ? sctp_verify_init+0x1660/0x1660 [ 100.605301] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff110124c2f56 [ 100.622955] ? sctp_sf_do_5_1C_ack+0x6b0/0xd80 [ 100.622960] ? sctp_sf_do_5_1B_init+0xf10/0xf10 [ 100.622966] ? save_stack+0x43/0xd0 [ 100.622969] ? __kasan_slab_free+0x102/0x150 [ 100.622972] ? kasan_slab_free+0xe/0x10 [ 100.622978] sctp_do_sm+0xa0f/0x53b0 [ 100.622986] ? __lock_acquire+0x792/0x4980 [ 100.622990] ? sctp_sendmsg+0xd4f/0x17e0 [ 100.622995] ? inet_sendmsg+0x10d/0x450 [ 100.623000] ? sctp_do_8_2_transport_strike.isra.19+0x800/0x800 [ 100.623005] ? mark_held_locks+0x130/0x130 [ 100.623012] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 100.623016] ? quarantine_put+0x11b/0x1c0 [ 100.623022] ? find_held_lock+0x36/0x1d0 [ 100.623033] ? kvm_clock_read+0x18/0x30 [ 100.623036] ? kvm_clock_get_cycles+0x9/0x10 [ 100.623041] sctp_assoc_bh_rcv+0x27f/0x5c0 [ 100.623046] ? mark_held_locks+0x130/0x130 [ 100.623056] sctp_inq_push+0x1aa/0x240 [ 100.659768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.662920] sctp_backlog_rcv+0x1ac/0x1280 [ 100.662933] ? _raw_spin_unlock_bh+0x30/0x40 [ 100.662939] ? lockdep_hardirqs_on+0x421/0x5c0 [ 100.662943] ? sctp_hash_key+0x5b0/0x5b0 [ 100.662949] ? __release_sock+0xd0/0x360 [ 100.662952] ? __release_sock+0xd0/0x360 [ 100.662957] ? __local_bh_enable_ip+0x160/0x260 [ 100.662962] __release_sock+0x10c/0x360 [ 100.674349] RBP: ffff8880943ff5d0 R08: 0000000000000000 R09: ffffed1015d64732 [ 100.679066] release_sock+0x4f/0x180 [ 100.679073] sctp_wait_for_connect+0x22c/0x4c0 [ 100.679078] ? refcount_inc_checked+0x30/0x30 [ 100.679085] ? sctp_get_port_local+0x14d0/0x14d0 [ 100.698745] R10: ffffed1015d64732 R11: ffff8880aeb23993 R12: ffff8880a848e140 [ 100.701747] ? finish_wait+0x290/0x290 [ 100.701755] ? sctp_primitive_SEND+0x7c/0xc0 [ 100.701761] sctp_sendmsg_to_asoc+0x10e8/0x15d0 [ 100.701768] ? sctp_sendmsg_new_asoc+0x4a3/0xdc0 [ 100.701774] ? sctp_clear_owner_w+0x100/0x100 [ 100.723202] R13: ffff88808e6c0f84 R14: ffff8880972e6300 R15: 1ffff11015091d11 [ 100.726368] ? lock_downgrade+0x860/0x860 [ 100.726378] ? kasan_check_read+0x11/0x20 [ 100.726387] sctp_sendmsg+0xd4f/0x17e0 [ 100.726395] ? rw_copy_check_uvector+0x66/0x340 [ 100.737508] FS: 00007f45cf74d700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 100.738732] ? sctp_id2assoc+0x250/0x250 [ 100.738741] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 100.738747] ? dup_iter+0x250/0x250 [ 100.738755] ? copy_msghdr_from_user+0x20b/0x3e0 [ 100.751477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.753153] inet_sendmsg+0x10d/0x450 [ 100.753160] ? security_socket_sendmsg+0x50/0x90 [ 100.753164] ? ipip_gro_receive+0xf0/0xf0 [ 100.753168] sock_sendmsg+0xb7/0xf0 [ 100.753172] ___sys_sendmsg+0x649/0x950 [ 100.753179] ? find_held_lock+0x36/0x1d0 [ 100.753183] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 100.753190] ? __fget+0x278/0x400 [ 100.753198] ? kasan_check_read+0x11/0x20 [ 100.753202] ? __fget+0x295/0x400 [ 100.753209] ? __f_unlock_pos+0xd/0x10 [ 100.753214] ? __fget_light+0x174/0x1e0 [ 100.753218] ? __fdget+0xe/0x10 [ 100.753225] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 100.753230] __sys_sendmsg+0xd9/0x180 [ 100.753235] ? __ia32_sys_shutdown+0x70/0x70 [ 100.766157] CR2: 00007f2fbd1e9000 CR3: 0000000092a51000 CR4: 00000000001406e0 [ 100.766724] ? __sb_end_write+0xa4/0xd0 [ 100.776571] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 100.779144] ? kasan_check_write+0x14/0x20 [ 100.779148] ? fput+0x18/0x120 [ 100.779159] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.779168] __x64_sys_sendmsg+0x73/0xb0 [ 100.793697] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 100.798739] do_syscall_64+0xd6/0x4e0 [ 100.798748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.798752] RIP: 0033:0x458da9 [ 100.798758] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.811302] Kernel panic - not syncing: Fatal exception [ 100.811957] RSP: 002b:00007f68f1f76c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.093905] RAX: ffffffffffffffda RBX: 00007f68f1f76c90 RCX: 0000000000458da9 [ 101.101161] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 101.108411] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 101.115662] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68f1f776d4 [ 101.122936] R13: 00000000004c5ff5 R14: 00000000004da7d8 R15: 0000000000000005 [ 101.131604] Kernel Offset: disabled [ 101.135348] Rebooting in 86400 seconds..